--- loncom/interface/domainprefs.pm	2019/02/15 20:56:14	1.349
+++ loncom/interface/domainprefs.pm	2023/12/23 02:17:38	1.432
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set domain-wide configuration settings
 #
-# $Id: domainprefs.pm,v 1.349 2019/02/15 20:56:14 raeburn Exp $
+# $Id: domainprefs.pm,v 1.432 2023/12/23 02:17:38 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -95,8 +95,7 @@ about default quota sizes for portfolio
 institutional affiliation in the domain (e.g., Faculty, Staff, Student etc.), 
 but is now also used to manage availability of user tools: 
 i.e., blogs, aboutme page, and portfolios, and the course request tool,
-used by course owners to request creation of a course, and to display/store
-default quota sizes for Authoring Spaces.
+used by course owners to request creation of a course.
 
 Outputs: 1
 
@@ -105,7 +104,7 @@ $datatable  - HTML containing form eleme
 In the case of course requests, radio buttons are displayed for each institutional
 affiliate type (and also default, and _LC_adv) for each of the course types 
 (official, unofficial, community, textbook, placement, and lti).  
-In each case the radio buttons allow the selection of one of four values:  
+In each case the radio buttons allow the selection of one of four values:
 
 0, approval, validate, autolimit=N (where N is blank, or a positive integer).
 which have the following effects:
@@ -167,6 +166,7 @@ use Apache::lonmsg();
 use Apache::lonconfigsettings;
 use Apache::lonuserutils();
 use Apache::loncoursequeueadmin();
+use Apache::courseprefs();
 use LONCAPA qw(:DEFAULT :match);
 use LONCAPA::Enrollment;
 use LONCAPA::lonauthcgi();
@@ -176,6 +176,8 @@ use Locale::Language;
 use DateTime::TimeZone;
 use DateTime::Locale;
 use Time::HiRes qw( sleep );
+use Net::CIDR;
+use Crypt::CBC;
 
 my $registered_cleanup;
 my $modified_urls;
@@ -219,16 +221,28 @@ sub handler {
                 'serverstatuses','requestcourses','helpsettings',
                 'coursedefaults','usersessions','loadbalancing',
                 'requestauthor','selfenrollment','inststatus',
-                'ltitools','ssl','trust','lti'],$dom);
+                'ltitools','toolsec','ssl','trust','lti','ltisec',
+                'privacy','passwords','proctoring','wafproxy',
+                'ipaccess','authordefaults'],$dom);
     my %encconfig =
-        &Apache::lonnet::get_dom('encconfig',['ltitools','lti'],$dom);
+        &Apache::lonnet::get_dom('encconfig',['ltitools','lti','proctoring','linkprot'],$dom,undef,1);
+    my ($checked_is_home,$is_home);
     if (ref($domconfig{'ltitools'}) eq 'HASH') {
         if (ref($encconfig{'ltitools'}) eq 'HASH') {
+            my $home = &Apache::lonnet::domain($dom,'primary');
+            unless (($home eq 'no_host') || ($home eq '')) {
+                my @ids=&Apache::lonnet::current_machine_ids();
+                if (grep(/^\Q$home\E$/,@ids)) {
+                    $is_home = 1;
+                }
+            }
+            $checked_is_home = 1;
             foreach my $id (keys(%{$domconfig{'ltitools'}})) {
                 if ((ref($domconfig{'ltitools'}{$id}) eq 'HASH') &&
                     (ref($encconfig{'ltitools'}{$id}) eq 'HASH')) {
-                    foreach my $item ('key','secret') {
-                        $domconfig{'ltitools'}{$id}{$item} = $encconfig{'ltitools'}{$id}{$item};
+                    $domconfig{'ltitools'}{$id}{'key'} = $encconfig{'ltitools'}{$id}{'key'};
+                    if (($is_home) && ($phase eq 'process')) {
+                        $domconfig{'ltitools'}{$id}{'secret'} = $encconfig{'ltitools'}{$id}{'secret'};
                     }
                 }
             }
@@ -236,22 +250,63 @@ sub handler {
     }
     if (ref($domconfig{'lti'}) eq 'HASH') {
         if (ref($encconfig{'lti'}) eq 'HASH') {
+            unless ($checked_is_home) {
+                my $home = &Apache::lonnet::domain($dom,'primary');
+                unless (($home eq 'no_host') || ($home eq '')) {
+                    my @ids=&Apache::lonnet::current_machine_ids();
+                    if (grep(/^\Q$home\E$/,@ids)) {
+                        $is_home = 1;
+                    }
+                }
+                $checked_is_home = 1;
+            }
             foreach my $id (keys(%{$domconfig{'lti'}})) {
                 if ((ref($domconfig{'lti'}{$id}) eq 'HASH') &&
                     (ref($encconfig{'lti'}{$id}) eq 'HASH')) {
+                    $domconfig{'lti'}{$id}{'key'} = $encconfig{'lti'}{$id}{'key'};
+                    if (($is_home) && ($phase eq 'process')) {
+                        $domconfig{'lti'}{$id}{'secret'} = $encconfig{'lti'}{$id}{'secret'};
+                    }
+                }
+            }
+        }
+    }
+    if (ref($domconfig{'ltisec'}) eq 'HASH') {
+        if (ref($domconfig{'ltisec'}{'linkprot'}) eq 'HASH') {
+            if (ref($encconfig{'linkprot'}) eq 'HASH') {
+                foreach my $id (keys(%{$domconfig{'ltisec'}{'linkprot'}})) {
+                    unless ($id =~ /^\d+$/) {
+                        delete($domconfig{'ltisec'}{'linkprot'}{$id});
+                    }
+                    if ((ref($domconfig{'ltisec'}{'linkprot'}{$id}) eq 'HASH') &&
+                        (ref($encconfig{'linkprot'}{$id}) eq 'HASH')) {
+                        foreach my $item ('key','secret') {
+                            $domconfig{'ltisec'}{'linkprot'}{$id}{$item} = $encconfig{'linkprot'}{$id}{$item};
+                        }
+                    }
+                }
+            }
+        }
+    }
+    if (ref($domconfig{'proctoring'}) eq 'HASH') {
+        if (ref($encconfig{'proctoring'}) eq 'HASH') {
+            foreach my $provider (keys(%{$domconfig{'proctoring'}})) {
+                if ((ref($domconfig{'proctoring'}{$provider}) eq 'HASH') &&
+                    (ref($encconfig{'proctoring'}{$provider}) eq 'HASH')) {
                     foreach my $item ('key','secret') {
-                        $domconfig{'lti'}{$id}{$item} = $encconfig{'lti'}{$id}{$item};
+                        $domconfig{'proctoring'}{$provider}{$item} = $encconfig{'proctoring'}{$provider}{$item};
                     }
                 }
             }
         }
     }
-    my @prefs_order = ('rolecolors','login','defaults','quotas','autoenroll',
-                       'autoupdate','autocreate','directorysrch','contacts',
-                       'usercreation','selfcreation','usermodification','scantron',
-                       'requestcourses','requestauthor','coursecategories',
-                       'serverstatuses','helpsettings','coursedefaults',
-                       'ltitools','selfenrollment','usersessions','ssl','trust','lti');
+    my @prefs_order = ('rolecolors','login','ipaccess','defaults','wafproxy','passwords',
+                       'quotas','autoenroll','autoupdate','autocreate','directorysrch',
+                       'contacts','privacy','usercreation','selfcreation',
+                       'usermodification','scantron','requestcourses','requestauthor',
+                       'coursecategories','serverstatuses','helpsettings','coursedefaults',
+                       'authordefaults','ltitools','proctoring','selfenrollment',
+                       'usersessions','ssl','trust','lti');
     my %existing;
     if (ref($domconfig{'loadbalancing'}) eq 'HASH') {
         %existing = %{$domconfig{'loadbalancing'}};
@@ -282,7 +337,10 @@ sub handler {
                                  {col1 => 'Log-in Help',
                                   col2 => 'Value'},
                                  {col1 => 'Custom HTML in document head',
-                                  col2 => 'Value'}],
+                                  col2 => 'Value'},
+                                 {col1 => 'SSO',
+                                  col2 => 'Dual login: SSO and non-SSO options'},
+                                ],
                       print => \&print_login,
                       modify => \&modify_login,
                     },
@@ -291,19 +349,44 @@ sub handler {
                       help => 'Domain_Configuration_LangTZAuth',
                       header => [{col1 => 'Setting',
                                   col2 => 'Value'},
-                                 {col1 => 'Internal Authentication',
-                                  col2 => 'Value'},
                                  {col1 => 'Institutional user types',
-                                  col2 => 'Name displayed'}],
+                                  col2 => 'Name displayed'},
+                                 {col1 => 'Mapping for missing usernames via standard log-in',
+                                  col2 => 'Rules in use'}],
                       print => \&print_defaults,
                       modify => \&modify_defaults,
                     },
+        'wafproxy' =>
+                    { text => 'Web Application Firewall/Reverse Proxy',
+                      help => 'Domain_Configuration_WAF_Proxy',
+                      header => [{col1 => 'Domain(s)',
+                                  col2 => 'Servers and WAF/Reverse Proxy alias(es)',
+                                 },
+                                 {col1 => 'Domain(s)',
+                                  col2 => 'WAF Configuration',}],
+                      print => \&print_wafproxy,
+                      modify => \&modify_wafproxy,
+                    },
+        'passwords' =>
+                    { text => 'Passwords (Internal authentication)',
+                      help => 'Domain_Configuration_Passwords',
+                      header => [{col1 => 'Resetting Forgotten Password',
+                                  col2 => 'Settings'},
+                                 {col1 => 'Encryption of Stored Passwords (Internal Auth)',
+                                  col2 => 'Settings'},
+                                 {col1 => 'Rules for LON-CAPA Passwords',
+                                  col2 => 'Settings'},
+                                 {col1 => 'Course Owner Changing Student Passwords',
+                                  col2 => 'Settings'}],
+                      print => \&print_passwords,
+                      modify => \&modify_passwords,
+                    },
         'quotas' => 
-                    { text => 'Blogs, personal web pages, webDAV/quotas, portfolios',
+                    { text => 'Blogs, personal pages/timezones, portfolio/quotas',
                       help => 'Domain_Configuration_Quotas',
                       header => [{col1 => 'User affiliation',
                                   col2 => 'Available tools',
-                                  col3 => 'Quotas, MB; (Authoring requires role)',}],
+                                  col3 => 'Portfilo quota (MB)',}],
                       print => \&print_quotas,
                       modify => \&modify_quotas,
                     },
@@ -485,10 +568,16 @@ sub handler {
                   modify => \&modify_selfenrollment,
                  },
         'privacy' => 
-                 {text   => 'User Privacy',
+                 {text   => 'Role assignments and user privacy',
                   help   => 'Domain_Configuration_User_Privacy',
-                  header => [{col1 => 'Setting',
-                              col2 => 'Value',}],
+                  header => [{col1 => 'Role assigned in different domain',
+                              col2 => 'Approval options'},
+                             {col1 => 'Role assigned in different domain to user of type',
+                              col2 => 'User information available in that domain'},
+                             {col1 => "Role assigned in user's domain",
+                              col2 => 'Information viewable by privileged user'},
+                             {col1 => "Role assigned in user's domain",
+                              col2 => 'Information viewable by unprivileged user'}],
                   print => \&print_privacy,
                   modify => \&modify_privacy,
                  },
@@ -515,14 +604,26 @@ sub handler {
                   print => \&print_loadbalancing,
                   modify => \&modify_loadbalancing,
                  },
-        'ltitools' => 
+        'ltitools' =>
                  {text => 'External Tools (LTI)',
                   help => 'Domain_Configuration_LTI_Tools',
-                  header => [{col1 => 'Setting',
-                              col2 => 'Value',}],
+                  header => [{col1 => 'Encryption of shared secrets',
+                              col2 => 'Settings'},
+                             {col1 => 'Rules for shared secrets',
+                              col2 => 'Settings'},
+                             {col1 => 'Providers',
+                              col2 => 'Settings',}],
                   print => \&print_ltitools,
                   modify => \&modify_ltitools,
                  },
+        'proctoring' =>
+                 {text => 'Remote Proctoring Integration',
+                  help => 'Domain_Configuration_Proctoring',
+                  header => [{col1 => 'Name',
+                              col2 => 'Configuration'}],
+                  print => \&print_proctoring,
+                  modify => \&modify_proctoring,
+                 },
         'ssl' =>
                  {text  => 'LON-CAPA Network (SSL)',
                   help  => 'Domain_Configuration_Network_SSL',
@@ -561,14 +662,38 @@ sub handler {
                   print => \&print_trust,
                   modify => \&modify_trust,
                  },
-          'lti' =>
-                 {text => 'LTI Provider',
+        'lti' =>
+                 {text => 'LTI Link Protection and LTI Consumers',
                   help => 'Domain_Configuration_LTI_Provider',
-                  header => [{col1 => 'Setting',
-                              col2 => 'Value',}],
+                  header => [{col1 => 'Encryption of shared secrets',
+                              col2 => 'Settings'},
+                             {col1 => 'Rules for shared secrets',
+                              col2 => 'Settings'},
+                             {col1 => 'Link Protectors',
+                              col2 => 'Settings'},
+                             {col1 => 'Consumers',
+                              col2 => 'Settings'},],
                   print => \&print_lti,
                   modify => \&modify_lti,
                  },
+        'ipaccess' =>
+                       {text => 'IP-based access control',
+                        help => 'Domain_Configuration_IP_Access',
+                        header => [{col1 => 'Setting',
+                                    col2 => 'Value'},],
+                        print  => \&print_ipaccess,
+                        modify => \&modify_ipaccess,
+                       },
+        'authordefaults' => 
+                            {text => 'Authoring Space defaults',
+                             help => 'Domain_Configuration_Author_Defaults',
+                             header => [{col1 => 'Defaults which can be overridden by Author',
+                                         col2 => 'Settings',},
+                                        {col1 => 'Defaults which can be overridden by a Dom. Coord.',
+                                         col2 => 'Settings',},],
+                             print => \&print_authordefaults,
+                             modify => \&modify_authordefaults,
+                            },
     );
     if (keys(%servers) > 1) {
         $prefs{'login'}  = { text   => 'Log-in page options',
@@ -576,11 +701,14 @@ sub handler {
                             header => [{col1 => 'Log-in Service',
                                         col2 => 'Server Setting',},
                                        {col1 => 'Log-in Page Items',
-                                        col2 => ''},
+                                        col2 => 'Settings'},
                                        {col1 => 'Log-in Help',
                                         col2 => 'Value'},
                                        {col1 => 'Custom HTML in document head',
-                                        col2 => 'Value'}],
+                                        col2 => 'Value'},
+                                       {col1 => 'SSO',
+                                        col2 => 'Dual login: SSO and non-SSO options'},
+                                      ],
                             print => \&print_login,
                             modify => \&modify_login,
                            };
@@ -621,6 +749,8 @@ $javascript_validations
 </script>
 $coursebrowserjs
 END
+        } elsif (grep(/^ipaccess$/,@actions)) {
+            $js .= &Apache::loncommon::coursebrowser_javascript($env{'request.role.domain'});
         }
         if (grep(/^selfcreation$/,@actions)) {
             $js .= &selfcreate_javascript();
@@ -753,12 +883,24 @@ sub process_changes {
         $output = &modify_loadbalancing($dom,%domconfig);
     } elsif ($action eq 'ltitools') {
         $output = &modify_ltitools($r,$dom,$action,$lastactref,%domconfig);
+    } elsif ($action eq 'proctoring') {
+        $output = &modify_proctoring($r,$dom,$action,$lastactref,%domconfig);
     } elsif ($action eq 'ssl') {
         $output = &modify_ssl($dom,$lastactref,%domconfig);
     } elsif ($action eq 'trust') {
         $output = &modify_trust($dom,$lastactref,%domconfig);
     } elsif ($action eq 'lti') {
         $output = &modify_lti($r,$dom,$action,$lastactref,%domconfig);
+    } elsif ($action eq 'privacy') {
+        $output = &modify_privacy($dom,$lastactref,%domconfig);
+    } elsif ($action eq 'passwords') {
+        $output = &modify_passwords($r,$dom,$confname,$lastactref,%domconfig);
+    } elsif ($action eq 'wafproxy') {
+        $output = &modify_wafproxy($dom,$action,$lastactref,%domconfig);
+    } elsif ($action eq 'ipaccess') {
+        $output = &modify_ipaccess($dom,$lastactref,%domconfig);
+    } elsif ($action eq 'authordefaults') {
+        $output = &modify_authordefaults($dom,$lastactref,%domconfig);
     }
     return $output;
 }
@@ -771,6 +913,8 @@ sub print_config_box {
         $output = &coursecategories_javascript($settings);
     } elsif ($action eq 'defaults') {
         $output = &defaults_javascript($settings); 
+    } elsif ($action eq 'passwords') {
+        $output = &passwords_javascript($action);
     } elsif ($action eq 'helpsettings') {
         my (%privs,%levelscurrent);
         my %full=();
@@ -785,12 +929,27 @@ sub print_config_box {
         &Apache::lonuserutils::custom_role_privs(\%privs,\%full,\%levels,\%levelscurrent);
         my @templateroles = &Apache::lonuserutils::custom_template_roles($context,$crstype);
         $output =
-            &Apache::lonuserutils::custom_roledefs_js($context,$crstype,$formname,\%full, 
+            &Apache::lonuserutils::custom_roledefs_js($context,$crstype,$formname,\%full,
                                                       \@templateroles);
     } elsif ($action eq 'ltitools') {
-        $output .= &ltitools_javascript($settings);
+        $output .= &Apache::lonconfigsettings::ltitools_javascript($settings);
     } elsif ($action eq 'lti') {
-        $output .= &lti_javascript($settings);
+        $output .= &passwords_javascript('ltisecrets')."\n".
+                   &lti_javascript($dom,$settings);
+    } elsif ($action eq 'proctoring') {
+        $output .= &proctoring_javascript($settings);
+    } elsif ($action eq 'wafproxy') {
+        $output .= &wafproxy_javascript($dom);
+    } elsif ($action eq 'autoupdate') {
+        $output .= &autoupdate_javascript();
+    } elsif ($action eq 'autoenroll') {
+        $output .= &autoenroll_javascript();
+    } elsif ($action eq 'login') {
+        $output .= &saml_javascript();
+    } elsif ($action eq 'ipaccess') {
+        $output .= &ipaccess_javascript($settings);
+    } elsif ($action eq 'authordefaults') {
+        $output .= &authordefaults_javascript();
     }
     $output .=
          '<table class="LC_nested_outer">
@@ -807,20 +966,24 @@ sub print_config_box {
     if ($numheaders > 1) {
         my $colspan = '';
         my $rightcolspan = '';
+        my $leftnobr = '';
         if (($action eq 'rolecolors') || ($action eq 'defaults') ||
             ($action eq 'directorysrch') ||
-            (($action eq 'login') && ($numheaders < 4))) {
+            (($action eq 'login') && ($numheaders < 5))) {
             $colspan = ' colspan="2"';
         }
         if ($action eq 'usersessions') {
             $rightcolspan = ' colspan="3"'; 
         }
+        if ($action eq 'passwords') {
+            $leftnobr = ' LC_nobreak';
+        }
         $output .= '
           <tr>
            <td>
             <table class="LC_nested">
              <tr class="LC_info_row">
-              <td class="LC_left_item"'.$colspan.'>'.&mt($item->{'header'}->[0]->{'col1'}).'</td>
+              <td class="LC_left_item'.$leftnobr.'"'.$colspan.'>'.&mt($item->{'header'}->[0]->{'col1'}).'</td>
               <td class="LC_right_item"'.$rightcolspan.'>'.&mt($item->{'header'}->[0]->{'col2'}).'</td>
              </tr>';
         $rowtotal ++;
@@ -828,14 +991,17 @@ sub print_config_box {
             ($action eq 'usermodification') || ($action eq 'defaults') || ($action eq 'coursedefaults') ||
             ($action eq 'selfenrollment') || ($action eq 'usersessions') || ($action eq 'ssl') ||
             ($action eq 'directorysrch') || ($action eq 'trust') || ($action eq 'helpsettings') ||
-            ($action eq 'contacts')) {
+            ($action eq 'contacts') || ($action eq 'privacy') || ($action eq 'wafproxy') ||
+            ($action eq 'lti') || ($action eq 'ltitools') || ($action eq 'authordefaults')) {
             $output .= $item->{'print'}->('top',$dom,$settings,\$rowtotal);
+        } elsif ($action eq 'passwords') {
+            $output .= $item->{'print'}->('top',$dom,$confname,$settings,\$rowtotal);
         } elsif ($action eq 'coursecategories') {
             $output .= $item->{'print'}->('top',$dom,$item,$settings,\$rowtotal);
         } elsif ($action eq 'scantron') {
             $output .= $item->{'print'}->($r,'top',$dom,$confname,$settings,\$rowtotal);
         } elsif ($action eq 'login') {
-            if ($numheaders == 4) {
+            if ($numheaders == 5) {
                 $colspan = ' colspan="2"';
                 $output .= &print_login('service',$dom,$confname,$phase,$settings,\$rowtotal);
             } else {
@@ -861,12 +1027,16 @@ sub print_config_box {
         if (($action eq 'autoupdate') || ($action eq 'usercreation') ||
             ($action eq 'selfcreation') || ($action eq 'selfenrollment') ||
             ($action eq 'usersessions') || ($action eq 'coursecategories') || 
-            ($action eq 'trust') || ($action eq 'contacts') || ($action eq 'defaults')) {
+            ($action eq 'trust') || ($action eq 'contacts') || ($action eq 'defaults') ||
+            ($action eq 'privacy') || ($action eq 'passwords') || ($action eq 'lti') ||
+            ($action eq 'ltitools')) {
             if ($action eq 'coursecategories') {
                 $output .= &print_coursecategories('middle',$dom,$item,$settings,\$rowtotal);
                 $colspan = ' colspan="2"';
             } elsif ($action eq 'trust') {
                 $output .= $item->{'print'}->('shared',$dom,$settings,\$rowtotal);
+            } elsif ($action eq 'passwords') {
+                $output .= $item->{'print'}->('middle',$dom,$confname,$settings,\$rowtotal);
             } else {
                 $output .= $item->{'print'}->('middle',$dom,$settings,\$rowtotal);
             }
@@ -912,8 +1082,14 @@ sub print_config_box {
              </tr>'."\n";
                 if ($action eq 'coursecategories') {
                     $output .= &print_coursecategories('bottom',$dom,$item,$settings,\$rowtotal);
-                } elsif ($action eq 'contacts') {
-                    $output .= $item->{'print'}->('lower',$dom,$settings,\$rowtotal).'
+                } elsif (($action eq 'contacts') || ($action eq 'privacy') || 
+                         ($action eq 'passwords') || ($action eq 'lti')) {
+                    if ($action eq 'passwords') {
+                        $output .= $item->{'print'}->('lower',$dom,$confname,$settings,\$rowtotal);
+                    } else {
+                        $output .= $item->{'print'}->('lower',$dom,$settings,\$rowtotal);
+                    }
+                    $output .= '
              </tr>
             </table>
            </td>
@@ -922,9 +1098,14 @@ sub print_config_box {
            <td>
             <table class="LC_nested">
              <tr class="LC_info_row">
-              <td class="LC_left_item"'.$colspan.'>'.&mt($item->{'header'}->[3]->{'col1'}).'</td>
-              <td class="LC_right_item"'.$colspan.'>'.&mt($item->{'header'}->[3]->{'col2'}).'</td></tr>'.
-                           $item->{'print'}->('bottom',$dom,$settings,\$rowtotal).'
+              <td class="LC_left_item'.$leftnobr.'"'.$colspan.'>'.&mt($item->{'header'}->[3]->{'col1'}).'</td>
+              <td class="LC_right_item"'.$colspan.'>'.&mt($item->{'header'}->[3]->{'col2'}).'</td></tr>'."\n";
+                    if ($action eq 'passwords') {
+                        $output .= $item->{'print'}->('bottom',$dom,$confname,$settings,\$rowtotal);
+                    } else {
+                        $output .= $item->{'print'}->('bottom',$dom,$settings,\$rowtotal);
+                    }
+                    $output .= '
             </table>
           </td>
          </tr>
@@ -935,8 +1116,8 @@ sub print_config_box {
             }
             $rowtotal ++;
         } elsif (($action eq 'usermodification') || ($action eq 'coursedefaults') ||
-                 ($action eq 'defaults') || ($action eq 'directorysrch') ||
-                 ($action eq 'helpsettings')) {
+                 ($action eq 'directorysrch') || ($action eq 'helpsettings') ||
+                 ($action eq 'wafproxy') || ($action eq 'authordefaults')) {
             $output .= $item->{'print'}->('bottom',$dom,$settings,\$rowtotal);
         } elsif ($action eq 'scantron') {
             $output .= $item->{'print'}->($r,'bottom',$dom,$confname,$settings,\$rowtotal);
@@ -963,7 +1144,7 @@ sub print_config_box {
               <td class="LC_right_item"'.$colspan.'>'.&mt($item->{'header'}->[3]->{'col2'}).'</td></tr>'.
                            $item->{'print'}->('bottom',$dom,$settings,\$rowtotal);
         } elsif ($action eq 'login') {
-            if ($numheaders == 4) {
+            if ($numheaders == 5) {
                 $output .= &print_login('page',$dom,$confname,$phase,$settings,\$rowtotal).'
            </table>
           </td>
@@ -987,7 +1168,7 @@ sub print_config_box {
            <td>
             <table class="LC_nested">
              <tr class="LC_info_row">';
-            if ($numheaders == 4) {
+            if ($numheaders == 5) {
                 $output .= '
               <td class="LC_left_item"'.$colspan.'>'.&mt($item->{'header'}->[3]->{'col1'}).'</td>
               <td class="LC_right_item"'.$colspan.'>'.&mt($item->{'header'}->[3]->{'col2'}).'</td>
@@ -999,7 +1180,27 @@ sub print_config_box {
              </tr>';
             }
             $rowtotal ++;
-            $output .= &print_login('headtag',$dom,$confname,$phase,$settings,\$rowtotal);
+            $output .= &print_login('headtag',$dom,$confname,$phase,$settings,\$rowtotal).'
+           </table>
+          </td>
+         </tr>
+         <tr>
+           <td>
+            <table class="LC_nested">
+             <tr class="LC_info_row">';
+            if ($numheaders == 5) {
+                $output .= '
+              <td class="LC_left_item"'.$colspan.'>'.&mt($item->{'header'}->[4]->{'col1'}).'</td>
+              <td class="LC_right_item"'.$colspan.'>'.&mt($item->{'header'}->[4]->{'col2'}).'</td>
+             </tr>';
+            } else {
+                $output .= '
+              <td class="LC_left_item"'.$colspan.'>'.&mt($item->{'header'}->[3]->{'col1'}).'</td>
+              <td class="LC_right_item"'.$colspan.'>'.&mt($item->{'header'}->[3]->{'col2'}).'</td>
+             </tr>';
+            }
+            $rowtotal ++;
+            $output .= &print_login('saml',$dom,$confname,$phase,$settings,\$rowtotal);
         } elsif ($action eq 'requestcourses') {
             $output .= &print_requestmail($dom,$action,$settings,\$rowtotal);
             $rowtotal ++;
@@ -1119,7 +1320,7 @@ sub print_config_box {
             $output .= &print_quotas($dom,$settings,\$rowtotal,$action);
         } elsif (($action eq 'autoenroll') || ($action eq 'autocreate') || 
                  ($action eq 'serverstatuses') || ($action eq 'loadbalancing') || 
-                 ($action eq 'ltitools') || ($action eq 'lti')) {
+                 ($action eq 'proctoring') || ($action eq 'ipaccess')) {
             $output .= $item->{'print'}->($dom,$settings,\$rowtotal);
         }
     }
@@ -1133,9 +1334,12 @@ sub print_config_box {
 
 sub print_login {
     my ($caller,$dom,$confname,$phase,$settings,$rowtotal) = @_;
-    my ($css_class,$datatable);
+    my ($css_class,$datatable,$switchserver,%lt);
     my %choices = &login_choices();
-
+    if (($caller eq 'help') || ($caller eq 'headtag') || ($caller eq 'saml')) {
+        %lt = &login_file_options();
+        $switchserver = &check_switchserver($dom,$confname);
+    }
     if ($caller eq 'service') {
         my %servers = &Apache::lonnet::internet_dom_servers($dom);
         my $choice = $choices{'disallowlogin'};
@@ -1222,6 +1426,7 @@ sub print_login {
             }
         }
         my @images = ('img','logo','domlogo','login');
+        my @alttext = ('img','logo','domlogo');
         my @logintext = ('textcol','bgcol');
         my @bgs = ('pgbg','mainbg','sidebg');
         my @links = ('link','alink','vlink');
@@ -1263,6 +1468,13 @@ sub print_login {
                     $designs{'showlogo'}{$item} = $settings->{'showlogo'}{$item};
                 }
             }
+            foreach my $item (@alttext) {
+                if (ref($settings->{'alttext'}) eq 'HASH') {
+                    if ($settings->{'alttext'}->{$item} ne '') {
+                        $designs{'alttext'}{$item} = $settings->{'alttext'}{$item};
+                    }
+                }
+            }
             foreach my $item (@logintext) {
                 if ($settings->{$item} ne '') {
                     $designs{'logintext'}{$item} = $settings->{$item};
@@ -1329,18 +1541,10 @@ sub print_login {
         $datatable .= &display_color_options($dom,$confname,$phase,'login',$itemcount,\%choices,\%is_custom,\%defaults,\%designs,\@images,\@bgs,\@links,\%alt_text,$rowtotal,\@logintext);
         $datatable .= '</tr></table></td></tr>';
     } elsif ($caller eq 'help') {
-        my ($defaulturl,$defaulttype,%url,%type,%lt,%langchoices);
-        my $switchserver = &check_switchserver($dom,$confname);
+        my ($defaulturl,$defaulttype,%url,%type,%langchoices);
         my $itemcount = 1;
         $defaulturl = '/adm/loginproblems.html';
         $defaulttype = 'default';
-        %lt = &Apache::lonlocal::texthash (
-                     del     => 'Delete?',
-                     rep     => 'Replace:',
-                     upl     => 'Upload:',
-                     default => 'Default',
-                     custom  => 'Custom',
-                                             );
         %langchoices = &Apache::lonlocal::texthash(&get_languages_hash());
         my @currlangs;
         if (ref($settings) eq 'HASH') {
@@ -1437,14 +1641,6 @@ sub print_login {
                 }
             }
         }
-        my %lt = &Apache::lonlocal::texthash(
-                                               del  => 'Delete?',
-                                               rep  => 'Replace:',
-                                               upl  => 'Upload:',
-                                               curr => 'View contents',
-                                               none => 'None',
-        );
-        my $switchserver = &check_switchserver($dom,$confname);
         foreach my $lonhost (sort(keys(%domservers))) {
             my $exempt = &check_exempt_addresses($currexempt{$lonhost});
             $datatable .= '<tr><td>'.$domservers{$lonhost}.'</td>';
@@ -1468,6 +1664,101 @@ sub print_login {
             $datatable .= '</td><td><input type="text" name="loginheadtagexempt_'.$lonhost.'" value="'.$exempt.'" /></td></tr>';
         }
         $datatable .= '</table></td></tr>';
+    } elsif ($caller eq 'saml') {
+        my %domservers = &Apache::lonnet::get_servers($dom);
+        $datatable .= '<tr><td colspan="3" style="text-align: left">'.
+                      '<table><tr><th>'.$choices{'hostid'}.'</th>'.
+                      '<th>'.$choices{'samllanding'}.'</th>'.
+                      '<th>'.$choices{'samloptions'}.'</th></tr>'."\n";
+        my (%saml,%samltext,%samlimg,%samlalt,%samlurl,%samltitle,%samlwindow,%samlnotsso,%styleon,%styleoff);
+        foreach my $lonhost (keys(%domservers)) {
+            $samlurl{$lonhost} = '/adm/sso';
+            $styleon{$lonhost} = 'display:none';
+            $styleoff{$lonhost} = '';
+        }
+        if ((ref($settings) eq 'HASH') && (ref($settings->{'saml'}) eq 'HASH')) {
+            foreach my $lonhost (keys(%{$settings->{'saml'}})) {
+                if (ref($settings->{'saml'}{$lonhost}) eq 'HASH') {
+                    $saml{$lonhost} = 1;
+                    $samltext{$lonhost} = $settings->{'saml'}{$lonhost}{'text'};
+                    $samlimg{$lonhost} = $settings->{'saml'}{$lonhost}{'img'};
+                    $samlalt{$lonhost} = $settings->{'saml'}{$lonhost}{'alt'};
+                    $samlurl{$lonhost} = $settings->{'saml'}{$lonhost}{'url'};
+                    $samltitle{$lonhost} = $settings->{'saml'}{$lonhost}{'title'};
+                    $samlwindow{$lonhost} = $settings->{'saml'}{$lonhost}{'window'};
+                    $samlnotsso{$lonhost} = $settings->{'saml'}{$lonhost}{'notsso'};
+                    $styleon{$lonhost} = '';
+                    $styleoff{$lonhost} = 'display:none';
+                } else {
+                    $styleon{$lonhost} = 'display:none';
+                    $styleoff{$lonhost} = '';
+                }
+            }
+        }
+        my $itemcount = 1;
+        foreach my $lonhost (sort(keys(%domservers))) {
+            my $samlon = ' ';
+            my $samloff = ' checked="checked" ';
+            if ($saml{$lonhost}) {
+                $samlon = $samloff;
+                $samloff = ' ';
+            }
+            my $samlwinon = '';
+            my $samlwinoff = ' checked="checked"';
+            if ($samlwindow{$lonhost}) {
+                $samlwinon = $samlwinoff;
+                $samlwinoff = '';
+            }
+            my $css_class = $itemcount%2?' class="LC_odd_row"':'';
+            $datatable .= '<tr'.$css_class.'><td><span class="LC_nobreak">'.$domservers{$lonhost}.'</span></td>'.
+                          '<td><span class="LC_nobreak"><label><input type="radio" name="saml_'.$lonhost.'"'.$samloff.
+                          'onclick="toggleSamlOptions(this.form,'."'$lonhost'".');" value="0" />'.
+                          &mt('No').'</label>'.('&nbsp;'x2).
+                          '<label><input type="radio" name="saml_'.$lonhost.'"'.$samlon.
+                          'onclick="toggleSamlOptions(this.form,'."'$lonhost'".');" value="1" />'.
+                          &mt('Yes').'</label></span></td>'.
+                          '<td id="samloptionson_'.$lonhost.'" style="'.$styleon{$lonhost}.'" width="100%">'.
+                          '<table width="100%"><tr><th colspan="3" align="center">'.&mt('SSO').'</th></tr>'.
+                          '<tr><th>'.&mt('Text').'</th><th>'.&mt('Image').'</th>'.
+                          '<th>'.&mt('Alt Text').'</th></tr>'.
+                          '<tr'.$css_class.'><td><input type="text" name="saml_text_'.$lonhost.'" size="20" value="'.
+                          $samltext{$lonhost}.'" /></td><td>';
+            if ($samlimg{$lonhost}) {
+                $datatable .= '<img src="'.$samlimg{$lonhost}.'" /><br />'.
+                              '<span class="LC_nobreak"><label>'.
+                              '<input type="checkbox" name="saml_img_del" value="'.$lonhost.'" />'.
+                              $lt{'del'}.'</label>&nbsp;'.$lt{'rep'}.'</span>';
+            } else {
+                $datatable .= $lt{'upl'};
+            }
+            $datatable .='<br />';
+            if ($switchserver) {
+                $datatable .= &mt('Upload to library server: [_1]',$switchserver);
+            } else {
+                $datatable .= '<input type="file" name="saml_img_'.$lonhost.'" />';
+            }
+            $datatable .= '</td>'.
+                          '<td><input type="text" name="saml_alt_'.$lonhost.'" size="25" '.
+                          'value="'.$samlalt{$lonhost}.'" /></td></tr></table><br />'.
+                          '<table width="100%"><tr><th colspan="3" align="center">'.&mt('SSO').'</th><th align="center">'.
+                          '<span class="LC_nobreak">'.&mt('Non-SSO').'</span></th></tr>'.
+                          '<tr><th>'.&mt('URL').'</th><th>'.&mt('Tool Tip').'</th>'.
+                          '<th>'.&mt('Pop-up if iframe').'</th><th>'.&mt('Text').'</th></tr>'.
+                          '<tr'.$css_class.'>'.
+                          '<td><input type="text" name="saml_url_'.$lonhost.'" size="30" '.
+                          'value="'.$samlurl{$lonhost}.'" /></td>'.
+                          '<td><textarea name="saml_title_'.$lonhost.'" rows="3" cols="20">'.
+                          $samltitle{$lonhost}.'</textarea></td>'.
+                          '<td><label><input type="radio" name="saml_window_'.$lonhost.'" value=""'.$samlwinoff.'>'.
+                          &mt('No').'</label>'.('&nbsp;'x2).'<label><input type="radio" '.
+                          'name="saml_window_'.$lonhost.'" value="1"'.$samlwinon.'>'.&mt('Yes').'</label></td>'.
+                          '<td><input type="text" name="saml_notsso_'.$lonhost.'" size="12" '.
+                          'value="'.$samlnotsso{$lonhost}.'" /></td></tr>'.
+                          '</table></td>'.
+                          '<td id="samloptionsoff_'.$lonhost.'" style="'.$styleoff{$lonhost}.'" width="100%">&nbsp;</td></tr>';
+           $itemcount ++;
+        }
+        $datatable .= '</table></td></tr>';
     }
     return $datatable;
 }
@@ -1504,10 +1795,205 @@ sub login_choices {
             headtag       => "Custom markup",
             action        => "Action",
             current       => "Current",
+            samllanding   => "Dual login?",
+            samloptions   => "Options",
+            alttext       => "Alt text",
         );
     return %choices;
 }
 
+sub login_file_options {
+      return &Apache::lonlocal::texthash(
+                                           del     => 'Delete?',
+                                           rep     => 'Replace:',
+                                           upl     => 'Upload:',
+                                           curr    => 'View contents',
+                                           default => 'Default',
+                                           custom  => 'Custom',
+                                           none    => 'None',
+      );
+}
+
+sub print_ipaccess {
+    my ($dom,$settings,$rowtotal) = @_;
+    my $css_class;
+    my $itemcount = 0;
+    my $datatable;
+    my %ordered;
+    if (ref($settings) eq 'HASH') {
+        foreach my $item (keys(%{$settings})) {
+            if (ref($settings->{$item}) eq 'HASH') {
+                my $num = $settings->{$item}{'order'};
+                if ($num eq '') {
+                    $num = scalar(keys(%{$settings}));
+                }
+                $ordered{$num} = $item;
+            }
+        }
+    }
+    my $maxnum = scalar(keys(%ordered));
+    if (keys(%ordered)) {
+        my @items = sort { $a <=> $b } keys(%ordered);
+        for (my $i=0; $i<@items; $i++) {
+            $css_class = $itemcount%2?' class="LC_odd_row"':'';
+            my $item = $ordered{$items[$i]};
+            my ($name,$ipranges,%commblocks,%courses);
+            if (ref($settings->{$item}) eq 'HASH') {
+                $name = $settings->{$item}->{'name'};
+                $ipranges = $settings->{$item}->{'ip'};
+                if (ref($settings->{$item}->{'commblocks'}) eq 'HASH') {
+                    %commblocks = %{$settings->{$item}->{'commblocks'}};
+                }
+                if (ref($settings->{$item}->{'courses'}) eq 'HASH') {
+                    %courses = %{$settings->{$item}->{'courses'}};
+                }
+            }
+            my $chgstr = ' onchange="javascript:reorderIPaccess(this.form,'."'ipaccess_pos_".$item."'".');"';
+            $datatable .= '<tr '.$css_class.'><td><span class="LC_nobreak">'
+                         .'<select name="ipaccess_pos_'.$item.'"'.$chgstr.'>';
+            for (my $k=0; $k<=$maxnum; $k++) {
+                my $vpos = $k+1;
+                my $selstr;
+                if ($k == $i) {
+                    $selstr = ' selected="selected" ';
+                }
+                $datatable .= '<option value="'.$k.'"'.$selstr.'>'.$vpos.'</option>';
+            }
+            $datatable .= '</select>'.('&nbsp;'x2).
+                '<label><input type="checkbox" name="ipaccess_del" value="'.$item.'" />'.
+                &mt('Delete?').'</label></span></td>'.
+                '<td colspan="2"><input type="hidden" name="ipaccess_id_'.$i.'" value="'.$item.'" />'.
+                &ipaccess_options($i,$itemcount,$dom,$name,$ipranges,\%commblocks,\%courses).
+                '</td></tr>';
+            $itemcount ++;
+        }
+    }
+    $css_class = $itemcount%2?' class="LC_odd_row"':'';
+    my $chgstr = ' onchange="javascript:reorderIPaccess(this.form,'."'ipaccess_pos_add'".');"';
+    $datatable .= '<tr '.$css_class.'><td><span class="LC_nobreak">'."\n".
+                  '<input type="hidden" name="ipaccess_maxnum" value="'.$maxnum.'" />'."\n".
+                  '<select name="ipaccess_pos_add"'.$chgstr.'>';
+    for (my $k=0; $k<$maxnum+1; $k++) {
+        my $vpos = $k+1;
+        my $selstr;
+        if ($k == $maxnum) {
+            $selstr = ' selected="selected" ';
+        }
+        $datatable .= '<option value="'.$k.'"'.$selstr.'>'.$vpos.'</option>';
+    }
+    $datatable .= '</select>&nbsp;'."\n".
+                  '<input type="checkbox" name="ipaccess_add" value="1" />'.&mt('Add').'</span></td>'."\n".
+                  '<td colspan="2">'.
+                  &ipaccess_options('add',$itemcount,$dom).
+                  '</td>'."\n".
+                  '</tr>'."\n";
+    $$rowtotal ++;
+    return $datatable;
+}
+
+sub ipaccess_options {
+    my ($num,$itemcount,$dom,$name,$ipranges,$blocksref,$coursesref) = @_;
+    my (%currblocks,%currcourses,$output);
+    if (ref($blocksref) eq 'HASH') {
+        %currblocks = %{$blocksref};
+    }
+    if (ref($coursesref) eq 'HASH') {
+        %currcourses = %{$coursesref};
+    }
+    $output = '<fieldset><legend>'.&mt('Location(s)').'</legend>'.
+              '<span class="LC_nobreak">'.&mt('Name').':&nbsp;'.
+              '<input type="text" name="ipaccess_name_'.$num.'" value="'.$name.'" />'.
+              '</span></fieldset>'.
+              '<fieldset><legend>'.&mt('IP Range(s)').'</legend>'.
+              &mt('Format for each IP range').': '.&mt('A.B.C.D/N or A.B.C.D-E.F.G.H').'<br />'.
+              &mt('Range(s) will be stored as IP netblock(s) in CIDR notation (comma separated)').'<br />'.
+              '<textarea name="ipaccess_range_'.$num.'" rows="3" cols="80">'.
+              $ipranges.'</textarea></fieldset>'.
+              '<fieldset><legend>'.&mt('Functionality Blocked?').'</legend>'.
+              &blocker_checkboxes($num,$blocksref).'</fieldset>'.
+              '<fieldset><legend>'.&mt('Courses/Communities allowed').'</legend>'.
+              '<table>';
+    foreach my $cid (sort(keys(%currcourses))) {
+        my %courseinfo = &Apache::lonnet::coursedescription($cid,{'one_time' => 1});
+        $output .= '<tr><td><span class="LC_nobreak">'.
+                   '<label><input type="checkbox" name="ipaccess_course_delete_'.$num.'" value="'.$cid.'" />'.
+                   &mt('Delete?').'&nbsp;<span class="LC_cusr_emph">'.$courseinfo{'description'}.'</span></label></span>'.
+                   ' <span class="LC_fontsize_medium">('.$cid.')</span></td></tr>';
+    }
+    $output .= '<tr><td><span class="LC_nobreak">'.&mt('Add').':&nbsp;'.
+               '<input type="text" name="ipaccess_cdesc_'.$num.'" value="" onfocus="this.blur();opencrsbrowser('."'display','ipaccess_cnum_$num','ipaccess_cdom_$num','ipaccess_cdesc_$num'".');" />'.
+                &Apache::loncommon::selectcourse_link('display','ipaccess_cnum_'.$num,'ipaccess_cdom_'.$num,'ipaccess_cdesc_'.$num,$dom,undef,'Course/Community').
+               '<input type="hidden" name="ipaccess_cnum_'.$num.'" value="" />'.
+               '<input type="hidden" name="ipaccess_cdom_'.$num.'" value="" />'.
+               '</span></td></tr></table>'."\n".
+               '</fieldset>';
+    return $output;
+}
+
+sub blocker_checkboxes {
+    my ($num,$blocks) = @_;
+    my ($typeorder,$types) = &commblocktype_text();
+    my $numinrow = 6;
+    my $output = '<table>';
+    for (my $i=0; $i<@{$typeorder}; $i++) {
+        my $block = $typeorder->[$i];
+        my $blockstatus;
+        if (ref($blocks) eq 'HASH') {
+            if ($blocks->{$block} eq 'on') {
+                $blockstatus = 'checked="checked"';
+            }
+        }
+        my $rem = $i%($numinrow);
+        if ($rem == 0) {
+            if ($i > 0) {
+                $output .= '</tr>';
+            }
+            $output .= '<tr>';
+        }
+        if ($i == scalar(@{$typeorder})-1) {
+            my $colsleft = $numinrow-$rem;
+            if ($colsleft > 1) {
+                $output .= '<td colspan="'.$colsleft.'">';
+            } else {
+                $output .= '<td>';
+            }
+        } else {
+            $output .= '<td>';
+        }
+        my $item = 'ipaccess_block_'.$num;
+        if ($blockstatus) {
+            $blockstatus = ' '.$blockstatus;
+        }
+        $output .= '<span class="LC_nobreak"><label>'."\n".
+                   '<input type="checkbox" name="'.$item.'"'.
+                   $blockstatus.' value="'.$block.'"'.' />'.
+                   $types->{$block}.'</label></span>'."\n".
+                   '<br /></td>';
+    }
+    $output .= '</tr></table>';
+    return $output;
+}
+
+sub commblocktype_text {
+    my %types = &Apache::lonlocal::texthash(
+        'com' => 'Messaging',
+        'chat' => 'Chat Room',
+        'boards' => 'Discussion',
+        'port' => 'Portfolio',
+        'groups' => 'Groups',
+        'blogs' => 'Blogs',
+        'about' => 'User Information',
+        'printout' => 'Printouts',
+        'passwd' => 'Change Password',
+        'grades' => 'Gradebook',
+        'search' => 'Course search',
+        'wishlist' => 'Stored links',
+        'annotate' => 'Annotations',
+    );
+    my $typeorder = ['com','chat','boards','port','groups','blogs','about','wishlist','printout','grades','search','annotate','passwd'];
+    return ($typeorder,\%types);
+}
+
 sub print_rolecolors {
     my ($phase,$role,$dom,$confname,$settings,$rowtotal) = @_;
     my %choices = &color_font_choices();
@@ -1657,7 +2143,7 @@ sub display_color_options {
         $css_class = $itemcount%2?' class="LC_odd_row"':'';
         $datatable .= '<tr'.$css_class.'>'.
                       '<td>'.$choices->{$img};
-        my ($imgfile,$img_import,$login_hdr_pick,$logincolors);
+        my ($imgfile,$img_import,$login_hdr_pick,$logincolors,$alttext);
         if ($role eq 'login') {
             if ($img eq 'login') {
                 $login_hdr_pick =
@@ -1665,8 +2151,13 @@ sub display_color_options {
                 $logincolors =
                     &login_text_colors($img,$role,$logintext,$phase,$choices,
                                        $designs,$defaults);
-            } elsif ($img ne 'domlogo') {
-                $datatable.= &logo_display_options($img,$defaults,$designs);
+            } else {
+                if ($img ne 'domlogo') {
+                    $datatable.= &logo_display_options($img,$defaults,$designs);
+                }
+                if (ref($designs->{'alttext'}) eq 'HASH') {
+                    $alttext = $designs->{'alttext'}{$img};
+                }
             }
         }
         $datatable .= '</td>';
@@ -1758,6 +2249,11 @@ sub display_color_options {
                 $datatable .='&nbsp;<input type="file" name="'.$role.'_'.$img.'" />';
             }
         }
+        if (($role eq 'login') && ($img ne 'login')) {
+            $datatable .= ('&nbsp;' x2).' <span class="LC_nobreak"><label>'.$choices->{'alttext'}.':'.
+                          '<input type="text" name="'.$role.'_alt_'.$img.'" size="10" value="'.$alttext.'" />'.
+                          '</label></span>';
+        }
         $datatable .= '</td></tr>';
     }
     $itemcount ++;
@@ -1915,7 +2411,7 @@ sub print_quotas {
     } else {
         $context = $action;
     }
-    my ($datatable,$defaultquota,$authorquota,@usertools,@options,%validations);
+    my ($datatable,$defaultquota,@usertools,@options,%validations);
     my ($othertitle,$usertypes,$types) = &Apache::loncommon::sorted_inst_types($dom);
     my $typecount = 0;
     my ($css_class,%titles);
@@ -1929,12 +2425,12 @@ sub print_quotas {
         @options = ('norequest','approval','automatic');
         %titles = &authorrequest_titles();
     } else {
-        @usertools = ('aboutme','blog','webdav','portfolio');
+        @usertools = ('aboutme','blog','portfolio','portaccess','timezone');
         %titles = &tool_titles();
     }
     if (ref($types) eq 'ARRAY') {
         foreach my $type (@{$types}) {
-            my ($currdefquota,$currauthorquota);
+            my $currdefquota;
             unless (($context eq 'requestcourses') ||
                     ($context eq 'requestauthor')) {
                 if (ref($settings) eq 'HASH') {
@@ -1943,9 +2439,6 @@ sub print_quotas {
                     } else {
                         $currdefquota = $settings->{$type};
                     }
-                    if (ref($settings->{authorquota}) eq 'HASH') {
-                        $currauthorquota = $settings->{authorquota}->{$type};
-                    }
                 }
             }
             if (defined($usertypes->{$type})) {
@@ -2033,9 +2526,12 @@ sub print_quotas {
                         }
                     } else {
                         my $checked = 'checked="checked" ';
+                        if ($item eq 'timezone') {
+                            $checked = '';
+                        }
                         if (ref($settings) eq 'HASH') {
                             if (ref($settings->{$item}) eq 'HASH') {
-                                if ($settings->{$item}->{$type} == 0) {
+                                if (!$settings->{$item}->{$type}) {
                                     $checked = '';
                                 } elsif ($settings->{$item}->{$type} == 1) {
                                     $checked =  'checked="checked" ';
@@ -2060,13 +2556,9 @@ sub print_quotas {
                         ($context eq 'requestauthor')) {
                     $datatable .= 
                               '<td class="LC_right_item">'.
-                              '<span class="LC_nobreak">'.&mt('Portfolio').':&nbsp;'.
+                              '<span class="LC_nobreak">'.
                               '<input type="text" name="quota_'.$type.
                               '" value="'.$currdefquota.
-                              '" size="5" /></span>'.('&nbsp;' x 2).
-                              '<span class="LC_nobreak">'.&mt('Authoring').':&nbsp;'.
-                              '<input type="text" name="authorquota_'.$type.
-                              '" value="'.$currauthorquota.
                               '" size="5" /></span></td>';
                 }
                 $datatable .= '</tr>';
@@ -2075,16 +2567,12 @@ sub print_quotas {
     }
     unless (($context eq 'requestcourses') || ($context eq 'requestauthor')) {
         $defaultquota = '20';
-        $authorquota = '500';
         if (ref($settings) eq 'HASH') {
             if (ref($settings->{'defaultquota'}) eq 'HASH') {
                 $defaultquota = $settings->{'defaultquota'}->{'default'};
             } elsif (defined($settings->{'default'})) {
                 $defaultquota = $settings->{'default'};
             }
-            if (ref($settings->{'authorquota'}) eq 'HASH') {
-                $authorquota = $settings->{'authorquota'}->{'default'};
-            }
         }
     }
     $typecount ++;
@@ -2196,12 +2684,9 @@ sub print_quotas {
     $datatable .= '</td>';
     unless (($context eq 'requestcourses') || ($context eq 'requestauthor')) {
         $datatable .= '<td class="LC_right_item">'.
-                      '<span class="LC_nobreak">'.&mt('Portfolio').':&nbsp;'.
+                      '<span class="LC_nobreak">'.
                       '<input type="text" name="defaultquota" value="'.
-                      $defaultquota.'" size="5" /></span>'.('&nbsp;' x2).
-                      '<span class="LC_nobreak">'.&mt('Authoring').':&nbsp;'.
-                      '<input type="text" name="authorquota" value="'.
-                      $authorquota.'" size="5" /></span></td>';
+                      $defaultquota.'" size="5" /></span></td>';
     }
     $datatable .= '</tr>';
     $typecount ++;
@@ -2760,21 +3245,243 @@ function toggleLTITools(form,setting,ite
 ENDSCRIPT
 }
 
-sub lti_javascript {
+sub wafproxy_javascript {
+    my ($dom) = @_;
+    return <<"ENDSCRIPT";
+<script type="text/javascript">
+// <![CDATA[
+function updateWAF() {
+    if (document.getElementById('wafproxy_remoteip')) {
+        var wafremote = 0;
+        if (document.display.wafproxy_remoteip.options[document.display.wafproxy_remoteip.selectedIndex].value == 'h') {
+            wafremote = 1;
+        }
+        var fields = new Array('header','trust');
+        for (var i=0; i<fields.length; i++) {
+            if (document.getElementById('wafproxy_'+fields[i])) {
+                if (wafremote == 1) {
+                    document.getElementById('wafproxy_'+fields[i]).style.display = 'table-row';
+                }
+                else {
+                    document.getElementById('wafproxy_'+fields[i]).style.display = 'none';
+                }
+            }
+        }
+        if (document.getElementById('wafproxyranges_$dom')) {
+            if (wafremote == 1) {
+                document.getElementById('wafproxyranges_$dom').style.display = 'inline-block';
+            } else {
+                for (var i=0; i<document.display.wafproxy_vpnaccess.length; i++) {
+                    if (document.display.wafproxy_vpnaccess[i].checked) {
+                        if (document.display.wafproxy_vpnaccess[i].value == 0) {
+                            document.getElementById('wafproxyranges_$dom').style.display = 'none';
+                        }
+                    }
+                }
+            }
+        }
+    }
+    return;
+}
+
+function checkWAF() {
+    if (document.getElementById('wafproxy_remoteip')) {
+        var wafvpn = 0;
+        for (var i=0; i<document.display.wafproxy_vpnaccess.length; i++) {
+            if (document.display.wafproxy_vpnaccess[i].checked) {
+                if (document.display.wafproxy_vpnaccess[i].value == 1) {
+                    wafvpn = 1;
+                }
+                break;
+            }
+        }
+        var vpn = new Array('vpnint','vpnext');
+        for (var i=0; i<vpn.length; i++) {
+            if (document.getElementById('wafproxy_show_'+vpn[i])) {
+                if (wafvpn == 1) {
+                    document.getElementById('wafproxy_show_'+vpn[i]).style.display = 'table-row';
+                }
+                else {
+                    document.getElementById('wafproxy_show_'+vpn[i]).style.display = 'none';
+                }
+            }
+        }
+        if (document.getElementById('wafproxyranges_$dom')) {
+            if (wafvpn == 1) {
+                document.getElementById('wafproxyranges_$dom').style.display = 'inline-block';
+            }
+            else if (document.display.wafproxy_remoteip.options[document.display.wafproxy_remoteip.selectedIndex].value != 'h') {
+                document.getElementById('wafproxyranges_$dom').style.display = 'none';
+            }
+        }
+    }
+    return;
+}
+
+function toggleWAF() {
+    if (document.getElementById('wafproxy_table')) {
+        var wafproxy = 0;
+        for (var i=0; i<document.display.wafproxy_${dom}.length; i++) {
+             if (document.display.wafproxy_${dom}[i].checked) {
+                 if (document.display.wafproxy_${dom}[i].value == 1) {
+                     wafproxy = 1;
+                     break;
+                }
+            }
+        }
+        if (wafproxy == 1) {
+            document.getElementById('wafproxy_table').style.display='inline';
+        }
+        else {
+           document.getElementById('wafproxy_table').style.display='none';
+        }
+        if (document.getElementById('wafproxyrow_${dom}')) {
+            if (wafproxy == 1) {
+                document.getElementById('wafproxyrow_${dom}').style.display = 'table-row';
+            }
+            else {
+                document.getElementById('wafproxyrow_${dom}').style.display = 'none';
+            }
+        }
+        if (document.getElementById('nowafproxyrow_$dom')) {
+            if (wafproxy == 1) {
+                document.getElementById('nowafproxyrow_${dom}').style.display = 'none';
+            }
+            else {
+                document.getElementById('nowafproxyrow_${dom}').style.display = 'table-row';
+            }
+        }
+    }
+    return;
+}
+// ]]>
+</script>
+
+ENDSCRIPT
+}
+
+sub proctoring_javascript {
     my ($settings) = @_;
-    my $togglejs = &lti_toggle_js();
+    my (%ordered,$total,%jstext);
+    $total = 0;
+    if (ref($settings) eq 'HASH') {
+        foreach my $item (keys(%{$settings})) {
+            if (ref($settings->{$item}) eq 'HASH') {
+                my $num = $settings->{$item}{'order'};
+                $ordered{$num} = $item;
+            }
+        }
+        $total = scalar(keys(%{$settings}));
+    } else {
+        %ordered = (
+                       0 => 'proctorio',
+                       1 => 'examity',
+                   );
+        $total = 2; 
+    }
+    my @jsarray = ();
+    foreach my $item (sort {$a <=> $b } (keys(%ordered))) {
+        push(@jsarray,$ordered{$item});
+    }
+    my $jstext = '    var proctors = Array('."'".join("','",@jsarray)."'".');'."\n";
+    return <<"ENDSCRIPT";
+<script type="text/javascript">
+// <![CDATA[
+function reorderProctoring(form,item) {
+    var changedVal;
+$jstext
+    var maxh = $total;
+    var current = new Array;
+    var changedVal = form.elements[item].options[form.elements[item].selectedIndex].value;
+    for (var i=0; i<proctors.length; i++) {
+        var elementName = 'proctoring_pos_'+proctors[i];
+        if (elementName != item) {
+            if (form.elements[elementName]) {
+                var currVal = form.elements[elementName].options[form.elements[elementName].selectedIndex].value;
+                current[currVal] = elementName;
+            }
+        }
+    }
+    var oldVal;
+    for (var j=0; j<maxh; j++) {
+        if (current[j] == undefined) {
+            oldVal = j;
+        }
+    }
+    if (oldVal < changedVal) {
+        for (var k=oldVal+1; k<=changedVal ; k++) {
+           var elementName = current[k];
+           form.elements[elementName].selectedIndex = form.elements[elementName].selectedIndex - 1;
+        }
+    } else {
+        for (var k=changedVal; k<oldVal; k++) {
+            var elementName = current[k];
+            form.elements[elementName].selectedIndex = form.elements[elementName].selectedIndex + 1;
+        }
+    }
+    return;
+}
+
+function toggleProctoring(form,item) {
+    var fieldsets = document.getElementsByClassName('proctoring_'+item);
+    if (fieldsets.length) {
+        var radioname = 'proctoring_available_'+item;
+        var num = form.elements[radioname].length;
+        if (num) {
+            var setvis = '';
+            for (var i=0; i<num; i++) {
+                if (form.elements[radioname][i].checked) {
+                    if (form.elements[radioname][i].value == '1') {
+                       setvis = 1;
+                       break;
+                    }
+                }
+            }
+            for (var j=0; j<fieldsets.length; j++) {
+                if (setvis) {
+                    fieldsets[j].style.display = 'block';
+                } else {
+                    fieldsets[j].style.display = 'none';
+                }
+            }
+        }
+    }
+    return;
+}
+
+// ]]>
+</script>
+
+ENDSCRIPT
+}
+
+
+sub lti_javascript {
+    my ($dom,$settings) = @_;
+    my $togglejs = &lti_toggle_js($dom);
+    my $linkprot_js = &Apache::courseprefs::linkprot_javascript();
     unless (ref($settings) eq 'HASH') {
-        return $togglejs;
+        return $togglejs.'
+<script type="text/javascript">
+// <![CDATA[
+
+'.$linkprot_js.'
+
+// ]]>
+</script>
+';
     }
     my (%ordered,$total,%jstext);
-    $total = 0;
+    $total = scalar(keys(%{$settings}));
     foreach my $item (keys(%{$settings})) {
         if (ref($settings->{$item}) eq 'HASH') {
             my $num = $settings->{$item}{'order'};
+            if ($num eq '') {
+                $num = $total - 1;
+            }
             $ordered{$num} = $item;
         }
     }
-    $total = scalar(keys(%{$settings}));
     my @jsarray = ();
     foreach my $item (sort {$a <=> $b } (keys(%ordered))) {
         push(@jsarray,$ordered{$item});
@@ -2824,6 +3531,9 @@ $jstext
     }
     return;
 }
+
+$linkprot_js
+
 // ]]>
 </script>
 
@@ -2833,40 +3543,77 @@ ENDSCRIPT
 }
 
 sub lti_toggle_js {
+    my ($dom) = @_;
     my %lcauthparmtext = &Apache::lonlocal::texthash (
                             localauth => 'Local auth argument',
                             krb       => 'Kerberos domain',
                          );
+    my $crsincalert = &mt('"User\'s identity sent" needs to be set to "Yes" first,[_1] before setting "Course\'s identity sent" to "Yes"',"\n");
+    &js_escape(\$crsincalert);
+    my %servers = &Apache::lonnet::get_servers($dom,'library');
+    my $primary = &Apache::lonnet::domain($dom,'primary');
+    my $course_servers = "'".join("','",keys(%servers))."'";
     return <<"ENDSCRIPT";
 <script type="text/javascript">
 // <![CDATA[
 
 function toggleLTI(form,setting,item) {
-    if (setting == 'requser') {
-        var fieldsets = document.getElementsByClassName('ltioption_'+item);
-        if (fieldsets.length) {
-            var radioname = 'lti_'+setting+'_'+item;
+    if ((setting == 'requser') || (setting == 'crsinc')) {
+        var usrfieldsets = document.getElementsByClassName('ltioption_usr_'+item);
+        var setvis = '';
+        var radioname = 'lti_requser_'+item;
+        var num = form.elements[radioname].length;
+        if (num) {
+            for (var i=0; i<num; i++) {
+                if (form.elements[radioname][i].checked) {
+                    if (form.elements[radioname][i].value == '1') {
+                        setvis = 1;
+                        break;
+                    }
+                }
+            }
+        }
+        if (usrfieldsets.length) {
+            for (var j=0; j<usrfieldsets.length; j++) {
+                if (setvis) {
+                    usrfieldsets[j].style.display = 'block';
+                } else {
+                    usrfieldsets[j].style.display = 'none';
+                }
+            }
+        }
+        var crsfieldsets = document.getElementsByClassName('ltioption_crs_'+item);
+        if (crsfieldsets.length) {
+            radioname = 'lti_crsinc_'+item;
             var num = form.elements[radioname].length;
             if (num) {
-                var setvis = '';
+                var crsvis = '';
                 for (var i=0; i<num; i++) {
                     if (form.elements[radioname][i].checked) {
                         if (form.elements[radioname][i].value == '1') {
-                           setvis = 1;
-                           break;
+                            if (setvis == '') {
+                                if (setting == 'crsinc'){
+                                    alert("$crsincalert");
+                                    form.elements[radioname][0].checked = true;
+                                }
+                            } else {
+                                crsvis = 1;
+                            }
+                            break;
                         }
                     }
                 }
-                for (var j=0; j<fieldsets.length; j++) { 
-                    if (setvis) {
-                        fieldsets[j].style.display = 'block';
-                    } else {
-                        fieldsets[j].style.display = 'none';
-                    }
+                setvis = crsvis;
+            }
+            for (var j=0; j<crsfieldsets.length; j++) {
+                if (setvis) {
+                    crsfieldsets[j].style.display = 'block';
+                } else {
+                    crsfieldsets[j].style.display = 'none';
                 }
             }
         }
-    } else if ((setting == 'user') || (setting == 'crs') || (setting == 'passback')) {
+    } else if ((setting == 'user') || (setting == 'crs') || (setting == 'passback') || (setting == 'callback')) {
         var radioname = '';
         var divid = '';
         if (setting == 'user') {
@@ -2875,8 +3622,11 @@ function toggleLTI(form,setting,item) {
         } else if (setting == 'crs') {
             radioname = 'lti_mapcrs_'+item;
             divid = 'lti_crsfield_'+item;
+        } else if (setting == 'callback') {
+            radioname = 'lti_callback_'+item;
+            divid = 'lti_callbackfield_'+item;
         } else {
-            radioname = 'lti_passbackformat_'+item;
+            radioname = 'lti_passback_'+item;
             divid =  'lti_passback_'+item;
         }
         var num = form.elements[radioname].length;
@@ -2884,7 +3634,7 @@ function toggleLTI(form,setting,item) {
             var setvis = '';
             for (var i=0; i<num; i++) {
                if (form.elements[radioname][i].checked) {
-                   if (setting == 'passback') {
+                   if ((setting == 'passback') || (setting == 'callback')) {
                        if (form.elements[radioname][i].value == '1') {
                            if (document.getElementById(divid)) {
                                document.getElementById(divid).style.display = 'inline-block';
@@ -2901,7 +3651,7 @@ function toggleLTI(form,setting,item) {
                            break;
                        }
                    }
-               } 
+               }
             }
             if (!setvis) {
                 if (document.getElementById(divid)) {
@@ -2978,7 +3728,7 @@ function toggleLTI(form,setting,item) {
         var divid = 'lti_menufield_'+item;
         var setvis = '';
         for (var i=0; i<menus.length; i++) {
-            var radioname = menus[i];  
+            var radioname = menus[i];
             var num = form.elements[radioname].length;
             if (num) {
                 for (var j=0; j<num; j++) {
@@ -3005,6 +3755,220 @@ function toggleLTI(form,setting,item) {
     }
     return;
 }
+
+// ]]>
+</script>
+
+ENDSCRIPT
+}
+
+sub autoupdate_javascript {
+    return <<"ENDSCRIPT";
+<script type="text/javascript">
+// <![CDATA[
+function toggleLastActiveDays(form) {
+    var radioname = 'lastactive';
+    var divid = 'lastactive_div';
+    var num = form.elements[radioname].length;
+    if (num) {
+        var setvis = '';
+        for (var i=0; i<num; i++) {
+            if (form.elements[radioname][i].checked) {
+                if (form.elements[radioname][i].value == '1') {
+                    if (document.getElementById(divid)) {
+                        document.getElementById(divid).style.display = 'inline-block';
+                    }
+                    setvis = 1;
+                }
+                break;
+            }
+        }
+        if (!setvis) {
+            if (document.getElementById(divid)) {
+                document.getElementById(divid).style.display = 'none';
+            }
+        }
+    }
+    return;
+}
+// ]]>
+</script>
+
+ENDSCRIPT
+}
+
+sub autoenroll_javascript {
+    return <<"ENDSCRIPT";
+<script type="text/javascript">
+// <![CDATA[
+function toggleFailsafe(form) {
+    var radioname = 'autoenroll_failsafe';
+    var divid = 'autoenroll_failsafe_div';
+    var num = form.elements[radioname].length;
+    if (num) {
+        var setvis = '';
+        for (var i=0; i<num; i++) {
+            if (form.elements[radioname][i].checked) {
+                if ((form.elements[radioname][i].value == 'zero') || (form.elements[radioname][i].value == 'any')) {
+                    if (document.getElementById(divid)) {
+                        document.getElementById(divid).style.display = 'inline-block';
+                    }
+                    setvis = 1;
+                }
+                break;
+            }
+        }
+        if (!setvis) {
+            if (document.getElementById(divid)) {
+                document.getElementById(divid).style.display = 'none';
+            }
+        }
+    }
+    return;
+}
+// ]]>
+</script>
+
+ENDSCRIPT
+}
+
+sub saml_javascript {
+    return <<"ENDSCRIPT";
+<script type="text/javascript">
+// <![CDATA[
+function toggleSamlOptions(form,hostid) {
+    var radioname = 'saml_'+hostid;
+    var tablecellon = 'samloptionson_'+hostid;
+    var tablecelloff = 'samloptionsoff_'+hostid;
+    var num = form.elements[radioname].length;
+    if (num) {
+        var setvis = '';
+        for (var i=0; i<num; i++) {
+            if (form.elements[radioname][i].checked) {
+                if (form.elements[radioname][i].value == '1') {
+                    if (document.getElementById(tablecellon)) {
+                        document.getElementById(tablecellon).style.display='';
+                    }
+                    if (document.getElementById(tablecelloff)) {
+                        document.getElementById(tablecelloff).style.display='none';
+                    }
+                    setvis = 1;
+                }
+                break;
+            }
+        }
+        if (!setvis) {
+            if (document.getElementById(tablecellon)) {
+                document.getElementById(tablecellon).style.display='none';
+            }
+            if (document.getElementById(tablecelloff)) {
+                document.getElementById(tablecelloff).style.display='';
+            }
+        }
+    }
+    return;
+}
+// ]]>
+</script>
+
+ENDSCRIPT
+}
+
+sub ipaccess_javascript {
+    my ($settings) = @_;
+    my (%ordered,$total,%jstext);
+    $total = 0;
+    if (ref($settings) eq 'HASH') {
+        foreach my $item (keys(%{$settings})) {
+            if (ref($settings->{$item}) eq 'HASH') {
+                my $num = $settings->{$item}{'order'};
+                $ordered{$num} = $item;
+            }
+        }
+        $total = scalar(keys(%{$settings}));
+    }
+    my @jsarray = ();
+    foreach my $item (sort {$a <=> $b } (keys(%ordered))) {
+        push(@jsarray,$ordered{$item});
+    }
+    my $jstext = '    var ipaccess = Array('."'".join("','",@jsarray)."'".');'."\n";
+    return <<"ENDSCRIPT";
+<script type="text/javascript">
+// <![CDATA[
+function reorderIPaccess(form,item) {
+    var changedVal;
+$jstext
+    var newpos = 'ipaccess_pos_add';
+    var maxh = 1 + $total;
+    var current = new Array;
+    var newitemVal = form.elements[newpos].options[form.elements[newpos].selectedIndex].value;
+    if (item == newpos) {
+        changedVal = newitemVal;
+    } else {
+        changedVal = form.elements[item].options[form.elements[item].selectedIndex].value;
+        current[newitemVal] = newpos;
+    }
+    for (var i=0; i<ipaccess.length; i++) {
+        var elementName = 'ipaccess_pos_'+ipaccess[i];
+        if (elementName != item) {
+            if (form.elements[elementName]) {
+                var currVal = form.elements[elementName].options[form.elements[elementName].selectedIndex].value;
+                current[currVal] = elementName;
+            }
+        }
+    }
+    var oldVal;
+    for (var j=0; j<maxh; j++) {
+        if (current[j] == undefined) {
+            oldVal = j;
+        }
+    }
+    if (oldVal < changedVal) {
+        for (var k=oldVal+1; k<=changedVal ; k++) {
+           var elementName = current[k];
+           form.elements[elementName].selectedIndex = form.elements[elementName].selectedIndex - 1;
+        }
+    } else {
+        for (var k=changedVal; k<oldVal; k++) {
+            var elementName = current[k];
+            form.elements[elementName].selectedIndex = form.elements[elementName].selectedIndex + 1;
+        }
+    }
+    return;
+}
+// ]]>
+</script>
+
+ENDSCRIPT
+}
+
+sub authordefaults_javascript {
+    my %alert = &Apache::lonlocal::texthash (
+                    reqd => 'Warning: at least one editor needs to be available.',
+                    rest => 'Unchecking this editor disallowed while others unchecked.',
+    );
+    &js_escape(\%alert);
+    return <<"ENDSCRIPT";
+<script type="text/javascript">
+// <![CDATA[
+
+function checkEditors(form,checkbox,current) {
+    if (form.elements[checkbox].length != undefined) {
+        var count = 0;
+        for (var i=0; i<form.elements[checkbox].length; i++) {
+            if (form.elements[checkbox][i].checked) {
+                count ++;
+            }
+        }
+        if (count == 0) {
+            if (current.type =='radio') {
+                current.checked = true;
+                alert('$alert{reqd}\\n$alert{rest}');
+            }
+        }
+    }
+    return;
+}
 // ]]>
 </script>
 
@@ -3014,7 +3978,12 @@ ENDSCRIPT
 sub print_autoenroll {
     my ($dom,$settings,$rowtotal) = @_;
     my $autorun = &Apache::lonnet::auto_run(undef,$dom),
-    my ($defdom,$runon,$runoff,$coownerson,$coownersoff,$failsafe);
+    my ($defdom,$runon,$runoff,$coownerson,$coownersoff,
+        $failsafe,$autofailsafe,$failsafesty,%failsafechecked);
+    $failsafesty = 'none';
+    %failsafechecked = (
+        off => ' checked="checked"',
+    );
     if (ref($settings) eq 'HASH') {
         if (exists($settings->{'run'})) {
             if ($settings->{'run'} eq '0') {
@@ -3048,8 +4017,24 @@ sub print_autoenroll {
         if (exists($settings->{'sender_domain'})) {
             $defdom = $settings->{'sender_domain'};
         }
-        if (exists($settings->{'autofailsafe'})) {
-            $failsafe = $settings->{'autofailsafe'};
+        if (exists($settings->{'failsafe'})) {
+            $failsafe = $settings->{'failsafe'};
+            if ($failsafe eq 'zero') {
+                $failsafechecked{'zero'} = ' checked="checked"';
+                $failsafechecked{'off'} = '';
+                $failsafesty = 'inline-block';
+            } elsif ($failsafe eq 'any') {
+                $failsafechecked{'any'} = ' checked="checked"';
+                $failsafechecked{'off'} = '';
+            }
+            $autofailsafe = $settings->{'autofailsafe'};
+        } elsif (exists($settings->{'autofailsafe'})) {
+            $autofailsafe = $settings->{'autofailsafe'};
+            if ($autofailsafe ne '') {
+                $failsafechecked{'zero'} = ' checked="checked"';
+                $failsafe = 'zero';
+                $failsafechecked{'off'} = '';
+            }
         }
     } else {
         if ($autorun) {
@@ -3088,51 +4073,84 @@ sub print_autoenroll {
                   $coownersoff.' value="0" />'.&mt('No').'</label></span></td>'.
                   '</tr><tr>'.
                   '<td>'.&mt('Failsafe for no drops when institutional data missing').'</td>'.
-                  '<td class="LC_right_item"><span class="LC_nobreak">'.
-                  '<input type="text" name="autoenroll_failsafe"'.
-                  ' value="'.$failsafe.'" size="4" /></span></td></tr>';
+                  '<td class="LC_left_item"><span class="LC_nobreak">'.
+                  '<span class="LC_nobreak"><label><input type="radio" name="autoenroll_failsafe" value="off" onclick="toggleFailsafe(this.form)"'.$failsafechecked{'off'}.' />'.&mt('Not in use').'</label></span>&nbsp;&nbsp;&nbsp; '.
+                  '<span class="LC_nobreak"><label><input type="radio" name="autoenroll_failsafe" value="zero" onclick="toggleFailsafe(this.form)"'.$failsafechecked{'zero'}.' />'.&mt('Retrieved section enrollment is zero').'</label></span><br />'.
+                  '<span class="LC_nobreak"><label><input type="radio" name="autoenroll_failsafe" value="any" onclick="toggleFailsafe(this.form)"'.$failsafechecked{'any'}.' />'.&mt('Retrieved section enrollment is zero or greater').'</label></span>'.
+                  '<div class="LC_floatleft" style="display:'.$failsafesty.';" id="autoenroll_failsafe_div">'.
+                  '<span class="LC_nobreak">'.
+                  &mt('Threshold for number of students in section to drop: [_1]',
+                      '<input type="text" name="autoenroll_autofailsafe" value="'.$autofailsafe.'" size="4" />').
+                  '</span></div></td></tr>';
     $$rowtotal += 4;
     return $datatable;
 }
 
 sub print_autoupdate {
     my ($position,$dom,$settings,$rowtotal) = @_;
-    my $datatable;
+    my ($enable,$datatable);
     if ($position eq 'top') {
+        my %choices = &Apache::lonlocal::texthash (
+                          run        => 'Auto-update active?',
+                          classlists => 'Update information in classlists?',
+                          unexpired  => 'Skip updates for users without active or future roles?',
+                          lastactive => 'Skip updates for inactive users?',
+        );
+        my $itemcount = 0;
         my $updateon = ' ';
         my $updateoff = ' checked="checked" ';
-        my $classlistson = ' ';
-        my $classlistsoff = ' checked="checked" ';
         if (ref($settings) eq 'HASH') {
             if ($settings->{'run'} eq '1') {
                 $updateon = $updateoff;
                 $updateoff = ' ';
             }
-            if ($settings->{'classlists'} eq '1') {
-                $classlistson = $classlistsoff;
-                $classlistsoff = ' ';
-            }
         }
-        my %title = (
-                   run => 'Auto-update active?',
-                   classlists => 'Update information in classlists?',
-                    );
-        $datatable = '<tr class="LC_odd_row">'. 
-                  '<td>'.&mt($title{'run'}).'</td>'.
-                  '<td class="LC_right_item"><span class="LC_nobreak"><label>'.
+        $enable = '<tr class="LC_odd_row">'.
+                  '<td>'.$choices{'run'}.'</td>'.
+                  '<td class="LC_left_item"><span class="LC_nobreak"><label>'.
                   '<input type="radio" name="autoupdate_run"'.
-                  $updateon.' value="1" />'.&mt('Yes').'</label>&nbsp;'.
+                  $updateoff.'value="0" />'.&mt('No').'</label>&nbsp;'.
                   '<label><input type="radio" name="autoupdate_run"'.
-                  $updateoff.'value="0" />'.&mt('No').'</label></span></td>'.
-                  '</tr><tr>'.
-                  '<td>'.&mt($title{'classlists'}).'</td>'.
-                  '<td class="LC_right_item"><span class="LC_nobreak">'.
-                  '<label><input type="radio" name="classlists"'.
-                  $classlistson.' value="1" />'.&mt('Yes').'</label>&nbsp;'.
-                  '<label><input type="radio" name="classlists"'.
-                  $classlistsoff.'value="0" />'.&mt('No').'</label></span></td>'.
+                  $updateon.'value="1" />'.&mt('Yes').'</label></span></td>'.
                   '</tr>';
-        $$rowtotal += 2;
+        my @toggles = ('classlists','unexpired');
+        my %defaultchecked = ('classlists' => 'off',
+                              'unexpired'  => 'off'
+                              );
+        $$rowtotal ++;
+        ($datatable,$itemcount) = &radiobutton_prefs($settings,\@toggles,\%defaultchecked,
+                                                     \%choices,$itemcount,'','','left','no');
+        $datatable = $enable.$datatable;
+        $$rowtotal += $itemcount;
+        my $lastactiveon = ' ';
+        my $lastactiveoff = ' checked="checked" ';
+        my $lastactivestyle = 'none';
+        my $lastactivedays;
+        my $onclick = ' onclick="javascript:toggleLastActiveDays(this.form);"';
+        if (ref($settings) eq 'HASH') {
+            if ($settings->{'lastactive'} =~ /^\d+$/) {
+                $lastactiveon = $lastactiveoff;
+                $lastactiveoff = ' ';
+                $lastactivestyle = 'inline-block';
+                $lastactivedays = $settings->{'lastactive'};
+            }
+        }
+        my $css_class = $itemcount%2?' class="LC_odd_row"':'';
+        $datatable .= '<tr'.$css_class.'>'.
+                      '<td>'.$choices{'lastactive'}.'</td>'.
+                      '<td class="LC_left_item"><span class="LC_nobreak"><label>'.
+                      '<input type="radio" name="lastactive"'.
+                      $lastactiveoff.'value="0"'.$onclick.' />'.&mt('No').'</label>'.
+                      '&nbsp;<label>'.
+                      '<input type="radio" name="lastactive"'.
+                      $lastactiveon.' value="1"'.$onclick.' />'.&mt('Yes').'</label>'.
+                      '<div id="lastactive_div" style="display:'.$lastactivestyle.';">'.
+                      ':&nbsp;'.&mt('inactive = no activity in last [_1] days',
+                          '<input type="text" size="5" name="lastactivedays" value="'.
+                          $lastactivedays.'" />').
+                      '</span></td>'.
+                      '</tr>';
+        $$rowtotal ++;
     } elsif ($position eq 'middle') {
         my ($othertitle,$usertypes,$types) = &Apache::loncommon::sorted_inst_types($dom);
         my $numinrow = 3;
@@ -3383,7 +4401,7 @@ sub print_contacts {
         }
     } elsif ($position eq 'middle') {
         @mailings = ('errormail','packagesmail','lonstatusmail','requestsmail',
-                     'updatesmail','idconflictsmail');
+                     'updatesmail','idconflictsmail','hostipmail');
         foreach my $type (@mailings) {
             $otheremails{$type} = '';
         }
@@ -3466,6 +4484,7 @@ sub print_contacts {
             $checked{'requestsmail'}{'adminemail'} = ' checked="checked" ';
             $checked{'updatesmail'}{'adminemail'} = ' checked="checked" ';
             $checked{'idconflictsmail'}{'adminemail'} = ' checked="checked" ';
+            $checked{'hostipmail'}{'adminemail'} = ' checked="checked" ';
         } elsif ($position eq 'bottom') {
             $checked{'helpdeskmail'}{'supportemail'} = ' checked="checked" ';
             $checked{'otherdomsmail'}{'supportemail'} = ' checked="checked" ';
@@ -3597,18 +4616,17 @@ sub print_contacts {
                                                    \%choices,$rownum);
         $datatable .= $reports;
     } elsif ($position eq 'lower') {
-        $css_class = $rownum%2?' class="LC_odd_row"':'';
-        my ($threshold,$sysmail,%excluded,%weights);
+        my (%current,%excluded,%weights);
         my ($defaults,$names) = &Apache::loncommon::lon_status_items();
         if ($lonstatus{'threshold'} =~ /^\d+$/) {
-            $threshold = $lonstatus{'threshold'};
+            $current{'errorthreshold'} = $lonstatus{'threshold'};
         } else {
-            $threshold = $defaults->{'threshold'};
+            $current{'errorthreshold'} = $defaults->{'threshold'};
         }
         if ($lonstatus{'sysmail'} =~ /^\d+$/) {
-            $sysmail = $lonstatus{'sysmail'};
+            $current{'errorsysmail'} = $lonstatus{'sysmail'};
         } else {
-            $sysmail = $defaults->{'sysmail'};
+            $current{'errorsysmail'} = $defaults->{'sysmail'};
         }
         if (ref($lonstatus{'weights'}) eq 'HASH') {
             foreach my $type ('E','W','N','U') {
@@ -3628,13 +4646,16 @@ sub print_contacts {
                 map {$excluded{$_} = 1; } @{$lonstatus{'excluded'}};
             }
         }
-        $datatable .= '<tr'.$css_class.'>'.
-                      '<td class="LC_left_item"><span class="LC_nobreak">'.
-                      $titles->{'errorthreshold'}.
-                      '</span></td><td class="LC_left_item">'.
-                      '<input type="text" name="errorthreshold" value="'.
-                      $threshold.'" size="5" /></td></tr>';
-        $rownum ++;
+        foreach my $item ('errorthreshold','errorsysmail') {
+            $css_class = $rownum%2?' class="LC_odd_row"':'';
+            $datatable .= '<tr'.$css_class.'>'.
+                          '<td class="LC_left_item"><span class="LC_nobreak">'.
+                          $titles->{$item}.
+                          '</span></td><td class="LC_left_item">'.
+                          '<input type="text" name="'.$item.'" value="'.
+                          $current{$item}.'" size="5" /></td></tr>';
+            $rownum ++;
+        }
         $css_class = $rownum%2?' class="LC_odd_row"':'';
         $datatable .= '<tr'.$css_class.'>'.
                       '<td class="LC_left_item">'.
@@ -3680,14 +4701,6 @@ sub print_contacts {
         }
         $datatable .= '</tr></table></td></tr>';
         $rownum ++;
-        $css_class = $rownum%2?' class="LC_odd_row"':'';
-        $datatable .= '<tr'.$css_class.'>'.
-                      '<td class="LC_left_item"><span class="LC_nobreak">'.
-                      $titles->{'errorsysmail'}.
-                      '</span></td><td class="LC_left_item">'.
-                      '<input type="text" name="errorsysmail" value="'.
-                      $sysmail.'" size="5" /></td></tr>';
-        $rownum ++;
     } elsif ($position eq 'bottom') {
         my ($othertitle,$usertypes,$types) = &Apache::loncommon::sorted_inst_types($dom);
         my (@posstypes,%usertypeshash);
@@ -3715,7 +4728,7 @@ sub print_contacts {
                             $includeloc{'override_'.$key} = '';
                             $includestr{'override_'.$key} = '';
                             if ($settings->{'overrides'}{$key}{'include'} ne '') {
-                                ($includeloc{'override_'.$key},$includestr{'override_'.$key}) = 
+                                ($includeloc{'override_'.$key},$includestr{'override_'.$key}) =
                                     split(/:/,$settings->{'overrides'}{$key}{'include'},2);
                                 $includestr{'override_'.$key} = &unescape($includestr{'override_'.$key});
                             }
@@ -3727,7 +4740,6 @@ sub print_contacts {
             my $optionsprefix = 'LC_options_helpdesk_';
 
             my $onclicktypes = "toggleHelpdeskRow(this.form,'overrides','$customclass','$optionsprefix');";
- 
             $datatable .= &insttypes_row($settings,$types,$usertypes,$dom,
                                          $numinrow,$othertitle,'overrides',
                                          \$rownum,$onclicktypes,$customclass);
@@ -3794,7 +4806,7 @@ sub overridden_helpdesk {
             }
             my $title;
             if (ref($short_titles) eq 'HASH') {
-                $title = $short_titles->{$item}; 
+                $title = $short_titles->{$item};
             }
             $output .= '<label>'.
                        '<input type="checkbox" name="override_'.$type.'"'.$check.
@@ -3873,7 +4885,6 @@ function toggleHelpdeskRow(form,checkbox
     return;
 }
 
-
 // ]]>
 </script>
 
@@ -4266,7 +5277,7 @@ sub helpdeskroles_access {
 
 sub radiobutton_prefs {
     my ($settings,$toggles,$defaultchecked,$choices,$itemcount,$onclick,
-        $additional,$align) = @_;
+        $additional,$align,$firstval) = @_;
     return unless ((ref($toggles) eq 'ARRAY') && (ref($defaultchecked) eq 'HASH') &&
                    (ref($choices) eq 'HASH'));
 
@@ -4306,436 +5317,71 @@ sub radiobutton_prefs {
         } else {
             $datatable .= '<td class="LC_right_item">';
         }
-        $datatable .=
-            '<span class="LC_nobreak">'.
-            '<label><input type="radio" name="'.
-            $item.'" '.$checkedon{$item}.' value="1"'.$onclick.' />'.&mt('Yes').
-            '</label>&nbsp;<label><input type="radio" name="'.$item.'" '.
-            $checkedoff{$item}.' value="0"'.$onclick.' />'.&mt('No').'</label>'.
-            '</span>'.$additional.
-            '</td>'.
-            '</tr>';
+        $datatable .= '<span class="LC_nobreak">';
+        if ($firstval eq 'no') {
+            $datatable .=
+                '<label><input type="radio" name="'.
+                $item.'" '.$checkedoff{$item}.' value="0"'.$onclick.' />'.&mt('No').
+                '</label>&nbsp;<label><input type="radio" name="'.$item.'" '.
+                $checkedon{$item}.' value="1"'.$onclick.' />'.&mt('Yes').'</label>';
+        } else {
+            $datatable .=
+                '<label><input type="radio" name="'.
+                $item.'" '.$checkedon{$item}.' value="1"'.$onclick.' />'.&mt('Yes').
+                '</label>&nbsp;<label><input type="radio" name="'.$item.'" '.
+                $checkedoff{$item}.' value="0"'.$onclick.' />'.&mt('No').'</label>';
+        }
+        $datatable .= '</span>'.$additional.'</td></tr>';
         $itemcount ++;
     }
     return ($datatable,$itemcount);
 }
 
 sub print_ltitools {
-    my ($dom,$settings,$rowtotal) = @_;
-    my $rownum = 0;
-    my $css_class;
-    my $itemcount = 1;
-    my $maxnum = 0;
-    my %ordered;
+    my ($position,$dom,$settings,$rowtotal) = @_;
+    my (%rules,%encrypt,%privkeys,%linkprot);
     if (ref($settings) eq 'HASH') {
-        foreach my $item (keys(%{$settings})) {
-            if (ref($settings->{$item}) eq 'HASH') {
-                my $num = $settings->{$item}{'order'};
-                $ordered{$num} = $item;
-            }
-        }
-    }
-    my $confname = $dom.'-domainconfig';
-    my $switchserver = &check_switchserver($dom,$confname);
-    my $maxnum = scalar(keys(%ordered));
-    my $datatable;
-    my %lt = &ltitools_names();
-    my @courseroles = ('cc','in','ta','ep','st');
-    my @ltiroles = qw(Instructor ContentDeveloper TeachingAssistant Learner);
-    my @fields = ('fullname','firstname','lastname','email','roles','user');
-    if (keys(%ordered)) {
-        my @items = sort { $a <=> $b } keys(%ordered);
-        for (my $i=0; $i<@items; $i++) {
-            $css_class = $itemcount%2?' class="LC_odd_row"':'';
-            my $item = $ordered{$items[$i]};
-            my ($title,$key,$secret,$url,$lifetime,$imgsrc,%sigsel);
-            if (ref($settings->{$item}) eq 'HASH') {
-                $title = $settings->{$item}->{'title'};
-                $url = $settings->{$item}->{'url'};
-                $key = $settings->{$item}->{'key'};
-                $secret = $settings->{$item}->{'secret'};
-                $lifetime = $settings->{$item}->{'lifetime'};
-                my $image = $settings->{$item}->{'image'};
-                if ($image ne '') {
-                    $imgsrc = '<img src="'.$image.'" alt="'.&mt('Tool Provider icon').'" />';
-                }
-                if ($settings->{$item}->{'sigmethod'} eq 'HMAC-256') {
-                    $sigsel{'HMAC-256'} = ' selected="selected"';
-                } else {
-                    $sigsel{'HMAC-SHA1'} = ' selected="selected"';
-                }
-            }
-            my $chgstr = ' onchange="javascript:reorderLTITools(this.form,'."'ltitools_".$item."'".');"';
-            $datatable .= '<tr '.$css_class.'><td><span class="LC_nobreak">'
-                         .'<select name="ltitools_'.$item.'"'.$chgstr.'>';
-            for (my $k=0; $k<=$maxnum; $k++) {
-                my $vpos = $k+1;
-                my $selstr;
-                if ($k == $i) {
-                    $selstr = ' selected="selected" ';
-                }
-                $datatable .= '<option value="'.$k.'"'.$selstr.'>'.$vpos.'</option>';
-            }
-            $datatable .= '</select>'.('&nbsp;'x2).
-                '<label><input type="checkbox" name="ltitools_del" value="'.$item.'" />'.
-                &mt('Delete?').'</label></span></td>'.
-                '<td colspan="2">'.
-                '<fieldset><legend>'.&mt('Required settings').'</legend>'.
-                '<span class="LC_nobreak">'.$lt{'title'}.':<input type="text" size="20" name="ltitools_title_'.$i.'" value="'.$title.'" /></span> '.
-                ('&nbsp;'x2).
-                '<span class="LC_nobreak">'.$lt{'version'}.':<select name="ltitools_version_'.$i.'">'.
-                '<option value="LTI-1p0" selected="selected">1.1</option></select></span> '.
-                ('&nbsp;'x2).
-                '<span class="LC_nobreak">'.$lt{'msgtype'}.':<select name="ltitools_msgtype_'.$i.'">'.
-                '<option value="basic-lti-launch-request" selected="selected">Launch</option></select></span> '.
-                ('&nbsp;'x2).
-                '<span class="LC_nobreak">'.$lt{'sigmethod'}.':<select name="ltitools_sigmethod_'.$i.'">'.
-                '<option value="HMAC-SHA1"'.$sigsel{'HMAC-SHA1'}.'>HMAC-SHA1</option>'.
-                '<option value="HMAC-SHA256"'.$sigsel{'HMAC-SHA256'}.'>HMAC-SHA256</option></select></span>'.
-                '<br /><br />'.
-                '<span class="LC_nobreak">'.$lt{'url'}.':<input type="text" size="40" name="ltitools_url_'.$i.'"'.
-                ' value="'.$url.'" /></span>'.
-                ('&nbsp;'x2).
-                '<span class="LC_nobreak">'.$lt{'key'}.':'.
-                '<input type="text" size="25" name="ltitools_key_'.$i.'" value="'.$key.'" /></span> '.
-                ('&nbsp;'x2).
-                '<span class="LC_nobreak">'.$lt{'lifetime'}.':'.
-                '<input type="text" size="5" name="ltitools_lifetime_'.$i.'" value="'.$lifetime.'" /></span> '.
-                ('&nbsp;'x2).
-                '<span class="LC_nobreak">'.$lt{'secret'}.':'.
-                '<input type="password" size="20" name="ltitools_secret_'.$i.'" value="'.$secret.'" />'.
-                '<label><input type="checkbox" name="visible" onclick="if (this.checked) { this.form.ltitools_secret_'.$i.'.type='."'text'".' } else { this.form.ltitools_secret_'.$i.'.type='."'password'".' }" />'.&mt('Visible input').'</label>'.
-                '<input type="hidden" name="ltitools_id_'.$i.'" value="'.$item.'" /></span>'.
-                '</fieldset>'.
-                '<fieldset><legend>'.&mt('Optional settings').'</legend>'.
-                '<span class="LC_nobreak">'.&mt('Display target:');
-            my %currdisp;
-            if (ref($settings->{$item}->{'display'}) eq 'HASH') {
-                if ($settings->{$item}->{'display'}->{'target'} eq 'window') {
-                    $currdisp{'window'} = ' checked="checked"';
-                } elsif ($settings->{$item}->{'display'}->{'target'} eq 'tab') {
-                    $currdisp{'tab'} = ' checked="checked"';
-                } else {
-                    $currdisp{'iframe'} = ' checked="checked"';
-                }
-                if ($settings->{$item}->{'display'}->{'width'} =~ /^(\d+)$/) {
-                    $currdisp{'width'} = $1;
-                }
-                if ($settings->{$item}->{'display'}->{'height'} =~ /^(\d+)$/) {
-                     $currdisp{'height'} = $1;
-                }
-                $currdisp{'linktext'} = $settings->{$item}->{'display'}->{'linktext'};
-                $currdisp{'explanation'} = $settings->{$item}->{'display'}->{'explanation'};
-            } else {
-                $currdisp{'iframe'} = ' checked="checked"';
-            }
-            foreach my $disp ('iframe','tab','window') {
-                $datatable .= '<label><input type="radio" name="ltitools_target_'.$i.'" value="'.$disp.'"'.$currdisp{$disp}.' />'.
-                              $lt{$disp}.'</label>'.('&nbsp;'x2);
-            }
-            $datatable .= ('&nbsp;'x4);
-            foreach my $dimen ('width','height') {
-                $datatable .= '<label>'.$lt{$dimen}.'&nbsp;'.
-                              '<input type="text" name="ltitools_'.$dimen.'_'.$i.'" size="5" value="'.$currdisp{$dimen}.'" /></label>'.
-                              ('&nbsp;'x2);
-            }
-            $datatable .= '</span><br />'.
-                          '<div class="LC_left_float">'.$lt{'linktext'}.'<br />'.
-                          '<input type="text" name="ltitools_linktext_'.$i.'" size="25" value="'.$currdisp{'linktext'}.'" /></div>'.
-                          '<div class="LC_left_float">'.$lt{'explanation'}.'<br />'.
-                          '<textarea name="ltitools_explanation_'.$i.'" rows="5" cols="40">'.$currdisp{'explanation'}.
-                          '</textarea></div><div style=""></div><br />';
-            my %units = (
-                          'passback' => 'days',
-                          'roster'   => 'seconds',
-                        );
-            foreach my $extra ('passback','roster') {
-                my $validsty = 'none';
-                my $currvalid;
-                my $checkedon = '';
-                my $checkedoff = ' checked="checked"';
-                if ($settings->{$item}->{$extra}) {
-                    $checkedon = $checkedoff;
-                    $checkedoff = '';
-                    $validsty = 'inline-block';
-                    if ($settings->{$item}->{$extra.'valid'} =~ /^\d+\.?\d*$/) {
-                        $currvalid = $settings->{$item}->{$extra.'valid'};
-                    }
-                }
-                my $onclick = ' onclick="toggleLTITools(this.form,'."'$extra','$i'".');"';
-                $datatable .= '<div class="LC_floatleft"><span class="LC_nobreak">'.$lt{$extra}.'&nbsp;'.
-                              '<label><input type="radio" name="ltitools_'.$extra.'_'.$i.'" value="0"'.$checkedoff.$onclick.' />'.
-                              &mt('No').'</label>'.('&nbsp;'x2).
-                              '<label><input type="radio" name="ltitools_'.$extra.'_'.$i.'" value="1"'.$checkedon.$onclick.' />'.
-                              &mt('Yes').'</label></span></div>'.
-                              '<div class="LC_floatleft" style="display:'.$validsty.';" id="ltitools_'.$extra.'time_'.$i.'">'.
-                              '<span class="LC_nobreak">'.
-                              &mt("at least [_1] $units{$extra} after launch",
-                                  '<input type="text" name="ltitools_'.$extra.'valid_'.$i.'" value="'.$currvalid.'" />').
-                              '</span></div><div style="padding:0;clear:both;margin:0;border:0"></div>';
-            }
-            $datatable .= '<span class="LC_nobreak">'.$lt{'icon'}.':&nbsp;';
-            if ($imgsrc) {
-                $datatable .= $imgsrc.
-                              '<label><input type="checkbox" name="ltitools_image_del"'.
-                              ' value="'.$item.'" />'.&mt('Delete?').'</label></span> '.
-                              '<span class="LC_nobreak">&nbsp;'.&mt('Replace:').'&nbsp;';
-            } else {
-                $datatable .= '('.&mt('if larger than 21x21 pixels, image will be scaled').')&nbsp;';
-            }
-            if ($switchserver) {
-                $datatable .= &mt('Upload to library server: [_1]',$switchserver);
-            } else {
-                $datatable .= '<input type="file" name="ltitools_image_'.$i.'" value="" />';
-            }
-            $datatable .= '</span></fieldset>';
-            my (%checkedfields,%rolemaps,$userincdom);
-            if (ref($settings->{$item}) eq 'HASH') {
-                if (ref($settings->{$item}->{'fields'}) eq 'HASH') {
-                    %checkedfields = %{$settings->{$item}->{'fields'}};
-                }
-                $userincdom = $settings->{$item}->{'incdom'};
-                if (ref($settings->{$item}->{'roles'}) eq 'HASH') {
-                    %rolemaps = %{$settings->{$item}->{'roles'}};
-                    $checkedfields{'roles'} = 1;
-                }
-            }
-            $datatable .= '<fieldset><legend>'.&mt('User data sent on launch').'</legend>'.
-                          '<span class="LC_nobreak">';
-            my $userfieldstyle = 'display:none;';
-            my $seluserdom = '';
-            my $unseluserdom = ' selected="selected"';
-            foreach my $field (@fields) {
-                my ($checked,$onclick,$id,$spacer);
-                if ($checkedfields{$field}) {
-                    $checked = ' checked="checked"';
-                }
-                if ($field eq 'user') {
-                    $id = ' id="ltitools_user_field_'.$i.'"';
-                    $onclick = ' onclick="toggleLTITools(this.form,'."'$field','$i'".')"';
-                    if ($checked) {
-                        $userfieldstyle = 'display:inline-block';
-                        if ($userincdom) {
-                            $seluserdom = $unseluserdom;
-                            $unseluserdom = '';
-                        }
+        if ($position eq 'top') {
+            if (exists($settings->{'encrypt'})) {
+                if (ref($settings->{'encrypt'}) eq 'HASH') {
+                    foreach my $key (keys(%{$settings->{'encrypt'}})) {
+                        $encrypt{'toolsec_'.$key} = $settings->{'encrypt'}{$key};
                     }
-                } else {
-                    $spacer = ('&nbsp;' x2);
                 }
-                $datatable .= '<label>'.
-                              '<input type="checkbox" name="ltitools_fields_'.$i.'" value="'.$field.'"'.$id.$checked.$onclick.' />'.
-                              $lt{$field}.'</label>'.$spacer;
             }
-            $datatable .= '</span>';
-            $datatable .= '<div style="'.$userfieldstyle.'" id="ltitools_user_div_'.$i.'">'.
-                          '<span class="LC_nobreak"> : '.
-                          '<select name="ltitools_userincdom_'.$i.'">'.
-                          '<option value="">'.&mt('Select').'</option>'.
-                          '<option value="0"'.$unseluserdom.'>'.&mt('username').'</option>'.
-                          '<option value="1"'.$seluserdom.'>'.&mt('username:domain').'</option>'.
-                          '</select></span></div>';
-            $datatable .= '</fieldset>'.
-                          '<fieldset><legend>'.&mt('Role mapping').'</legend><table><tr>';
-            foreach my $role (@courseroles) {
-                my ($selected,$selectnone);
-                if (!$rolemaps{$role}) {
-                    $selectnone = ' selected="selected"';
-                }
-                $datatable .= '<td style="text-align: center">'. 
-                              &Apache::lonnet::plaintext($role,'Course').'<br />'.
-                              '<select name="ltitools_roles_'.$role.'_'.$i.'">'.
-                              '<option value=""'.$selectnone.'>'.&mt('Select').'</option>';
-                foreach my $ltirole (@ltiroles) {
-                    unless ($selectnone) {
-                        if ($rolemaps{$role} eq $ltirole) {
-                            $selected = ' selected="selected"';
-                        } else {
-                            $selected = '';
+            if (exists($settings->{'private'})) {
+                if (ref($settings->{'private'}) eq 'HASH') {
+                    if (ref($settings->{'private'}) eq 'HASH') {
+                        if (ref($settings->{'private'}{'keys'}) eq 'ARRAY') {
+                            map { $privkeys{$_} = 1; } (@{$settings->{'private'}{'keys'}});
                         }
                     }
-                    $datatable .= '<option value="'.$ltirole.'"'.$selected.'>'.$ltirole.'</option>';
-                }
-                $datatable .= '</select></td>';
-            }
-            $datatable .= '</tr></table></fieldset>';
-            my %courseconfig;
-            if (ref($settings->{$item}) eq 'HASH') {
-                if (ref($settings->{$item}->{'crsconf'}) eq 'HASH') {
-                    %courseconfig = %{$settings->{$item}->{'crsconf'}};
                 }
             }
-            $datatable .= '<fieldset><legend>'.&mt('Configurable in course').'</legend><span class="LC_nobreak">';
-            foreach my $item ('label','title','target','linktext','explanation','append') {
-                my $checked;
-                if ($courseconfig{$item}) {
-                    $checked = ' checked="checked"';
+        } elsif ($position eq 'middle') {
+            if (exists($settings->{'rules'})) {
+                if (ref($settings->{'rules'}) eq 'HASH') {
+                    %rules = %{$settings->{'rules'}};
                 }
-                $datatable .= '<label>'.
-                       '<input type="checkbox" name="ltitools_courseconfig_'.$i.'" value="'.$item.'"'.$checked.' />'.
-                       $lt{'crs'.$item}.'</label>'.('&nbsp;' x2)."\n";
             }
-            $datatable .= '</span></fieldset>'.
-                          '<fieldset><legend>'.&mt('Custom items sent on launch').'</legend>'.
-                          '<table><tr><th>'.&mt('Action').'</th><th>'.&mt('Name').'</th><th>'.&mt('Value').'</th></tr>';
-            if (ref($settings->{$item}->{'custom'}) eq 'HASH') {
-                my %custom = %{$settings->{$item}->{'custom'}};
-                if (keys(%custom) > 0) {
-                    foreach my $key (sort(keys(%custom))) {
-                        $datatable .= '<tr><td><span class="LC_nobreak">'.
-                                      '<label><input type="checkbox" name="ltitools_customdel_'.$i.'" value="'.
-                                      $key.'" />'.&mt('Delete').'</label></span></td><td>'.$key.'</td>'.
-                                      '<td><input type="text" name="ltitools_customval_'.$key.'_'.$i.'"'.
-                                      ' value="'.$custom{$key}.'" /></td></tr>';
-                    }
+        } else {
+            foreach my $key ('encrypt','private','rules') {
+                if (exists($settings->{$key})) {
+                    delete($settings->{$key});
                 }
             }
-            $datatable .= '<tr><td><span class="LC_nobreak">'.
-                          '<label><input type="checkbox" name="ltitools_customadd" value="'.$i.'" />'.
-                          &mt('Add').'</label></span></td><td><input type="text" name="ltitools_custom_name_'.$i.'" />'.
-                          '</td><td><input type="text" name="ltitools_custom_value_'.$i.'" /></td></tr>';
-            $datatable .= '</table></fieldset></td></tr>'."\n";
-            $itemcount ++;
         }
     }
-    $css_class = $itemcount%2?' class="LC_odd_row"':'';
-    my $chgstr = ' onchange="javascript:reorderLTITools(this.form,'."'ltitools_add_pos'".');"';
-    $datatable .= '<tr '.$css_class.'><td><span class="LC_nobreak">'."\n".
-                  '<input type="hidden" name="ltitools_maxnum" value="'.$maxnum.'" />'."\n".
-                  '<select name="ltitools_add_pos"'.$chgstr.'>';
-    for (my $k=0; $k<$maxnum+1; $k++) {
-        my $vpos = $k+1;
-        my $selstr;
-        if ($k == $maxnum) {
-            $selstr = ' selected="selected" ';
-        }
-        $datatable .= '<option value="'.$k.'"'.$selstr.'>'.$vpos.'</option>';
+    my $datatable;
+    my $itemcount = 1;
+    if ($position eq 'top') {
+        $datatable = &secrets_form($dom,'toolsec',\%encrypt,\%privkeys,$rowtotal);
+    } elsif ($position eq 'middle') {
+        $datatable = &password_rules('toolsecrets',\$itemcount,\%rules);
+        $$rowtotal += $itemcount;
+    } else {
+        $datatable = &Apache::courseprefs::print_ltitools($dom,'',$settings,\$rowtotal,'','','domain');
     }
-    $datatable .= '</select>&nbsp;'."\n".
-                  '<input type="checkbox" name="ltitools_add" value="1" />'.&mt('Add').'</span></td>'."\n".
-                  '<td colspan="2">'.
-                  '<fieldset><legend>'.&mt('Required settings').'</legend>'.
-                  '<span class="LC_nobreak">'.$lt{'title'}.':<input type="text" size="20" name="ltitools_add_title" value="" /></span> '."\n".
-                  ('&nbsp;'x2).
-                  '<span class="LC_nobreak">'.$lt{'version'}.':<select name="ltitools_add_version">'.
-                  '<option value="LTI-1p0" selected="selected">1.1</option></select></span> '."\n".
-                  ('&nbsp;'x2).
-                  '<span class="LC_nobreak">'.$lt{'msgtype'}.':<select name="ltitools_add_msgtype">'.
-                  '<option value="basic-lti-launch-request" selected="selected">Launch</option></select></span> '.
-                  '<span class="LC_nobreak">'.$lt{'sigmethod'}.':<select name="ltitools_add_sigmethod">'.
-                  '<option value="HMAC-SHA1" selected="selected">HMAC-SHA1</option>'.
-                  '<option value="HMAC-SHA256">HMAC-SHA256</option></select></span>'.
-                  '<br />'.
-                  '<span class="LC_nobreak">'.$lt{'url'}.':<input type="text" size="40" name="ltitools_add_url" value="" /></span> '."\n".
-                  ('&nbsp;'x2).
-                  '<span class="LC_nobreak">'.$lt{'key'}.':<input type="text" size="25" name="ltitools_add_key" value="" /></span> '."\n".
-                  ('&nbsp;'x2).
-                  '<span class="LC_nobreak">'.$lt{'lifetime'}.':<input type="text" size="5" name="ltitools_add_lifetime" value="300" /></span> '."\n".
-                  ('&nbsp;'x2).
-                  '<span class="LC_nobreak">'.$lt{'secret'}.':<input type="password" size="20" name="ltitools_add_secret" value="" />'.
-                  '<label><input type="checkbox" name="visible" onclick="if (this.checked) { this.form.ltitools_add_secret.type='."'text'".' } else { this.form.ltitools_add_secret.type='."'password'".' }" />'.&mt('Visible input').'</label></span> '."\n".
-                  '</fieldset>'.
-                  '<fieldset><legend>'.&mt('Optional settings').'</legend>'.
-                  '<span class="LC_nobreak">'.&mt('Display target:');
-    my %defaultdisp;
-    $defaultdisp{'iframe'} = ' checked="checked"';
-    foreach my $disp ('iframe','tab','window') {
-        $datatable .= '<label><input type="radio" name="ltitools_add_target" value="'.$disp.'"'.$defaultdisp{$disp}.' />'.
-                      $lt{$disp}.'</label>'.('&nbsp;'x2);
-    }
-    $datatable .= ('&nbsp;'x4);
-    foreach my $dimen ('width','height') {
-        $datatable .= '<label>'.$lt{$dimen}.'&nbsp;'.
-                      '<input type="text" name="ltitools_add_'.$dimen.'" size="5" /></label>'.
-                      ('&nbsp;'x2);
-    }
-    $datatable .= '</span><br />'.
-                  '<div class="LC_left_float">'.$lt{'linktext'}.'<br />'.
-                  '<input type="text" name="ltitools_add_linktext" size="5" /></div>'.
-                  '<div class="LC_left_float">'.$lt{'explanation'}.'<br />'.
-                  '<textarea name="ltitools_add_explanation" rows="5" cols="40"></textarea>'.
-                  '</div><div style=""></div><br />';
-    my %units = (
-                  'passback' => 'days',
-                  'roster'   => 'seconds',
-                );
-    my %defaulttimes = (
-                     'passback' => '7',
-                     'roster'   => '300',
-                   );
-    foreach my $extra ('passback','roster') {
-        my $onclick = ' onclick="toggleLTITools(this.form,'."'$extra','add'".');"';
-        $datatable .= '<div class="LC_floatleft"><span class="LC_nobreak">'.$lt{$extra}.'&nbsp;'.
-                      '<label><input type="radio" name="ltitools_'.$extra.'_add" value="0" checked="checked"'.$onclick.' />'.
-                      &mt('No').'</label></span>'.('&nbsp;'x2).'<span class="LC_nobreak">'.
-                      '<label><input type="radio" name="ltitools_'.$extra.'_add" value="1"'.$onclick.' />'.
-                      &mt('Yes').'</label></span></div>'.
-                      '<div class="LC_floatleft" style="display:none;" id="ltitools_'.$extra.'time_add">'.
-                      '<span class="LC_nobreak">'.
-                      &mt("at least [_1] $units{$extra} after launch",
-                          '<input type="text" name="ltitools_'.$extra.'valid_add" value="'.$defaulttimes{$extra}.'" />').
-                      '</span></div><div style="padding:0;clear:both;margin:0;border:0"></div>';
-    }
-    $datatable .= '<span class="LC_nobreak">'.$lt{'icon'}.':&nbsp;'.
-                  '('.&mt('if larger than 21x21 pixels, image will be scaled').')&nbsp;';
-    if ($switchserver) {
-        $datatable .= &mt('Upload to library server: [_1]',$switchserver);
-    } else {
-        $datatable .= '<input type="file" name="ltitools_add_image" value="" />';
-    }
-    $datatable .= '</span></fieldset>'.
-                  '<fieldset><legend>'.&mt('User data sent on launch').'</legend>'.
-                  '<span class="LC_nobreak">';
-    foreach my $field (@fields) {
-        my ($id,$onclick,$spacer);
-        if ($field eq 'user') {
-            $id = ' id="ltitools_user_field_add"';
-            $onclick = ' onclick="toggleLTITools(this.form,'."'$field','add'".')"';
-        } else {
-            $spacer = ('&nbsp;' x2);
-        }
-        $datatable .= '<label>'.
-                      '<input type="checkbox" name="ltitools_add_fields" value="'.$field.'"'.$id.$onclick.' />'.
-                      $lt{$field}.'</label>'.$spacer;
-    }
-    $datatable .= '</span>'.
-                  '<div style="display:none;" id="ltitools_user_div_add">'.
-                  '<span class="LC_nobreak"> : '.
-                  '<select name="ltitools_userincdom_add">'.
-                  '<option value="" selected="selected">'.&mt('Select').'</option>'.
-                  '<option value="0">'.&mt('username').'</option>'.
-                  '<option value="1">'.&mt('username:domain').'</option>'.
-                  '</select></span></div></fieldset>';
-    $datatable .= '<fieldset><legend>'.&mt('Role mapping').'</legend><table><tr>';
-    foreach my $role (@courseroles) {
-        my ($checked,$checkednone);
-        $datatable .= '<td style="text-align: center">'.
-                      &Apache::lonnet::plaintext($role,'Course').'<br />'.
-                      '<select name="ltitools_add_roles_'.$role.'">'.
-                      '<option value="" selected="selected">'.&mt('Select').'</option>';
-        foreach my $ltirole (@ltiroles) {
-            $datatable .= '<option value="'.$ltirole.'">'.$ltirole.'</option>';
-        }
-        $datatable .= '</select></td>';
-    }
-    $datatable .= '</tr></table></fieldset>'.
-                  '<fieldset><legend>'.&mt('Configurable in course').'</legend><span class="LC_nobreak">';
-    foreach my $item ('label','title','target','linktext','explanation','append') {
-        $datatable .= '<label>'.
-                      '<input type="checkbox" name="ltitools_courseconfig" value="'.$item.'" checked="checked" />'.
-                      $lt{'crs'.$item}.'</label>'.('&nbsp;' x2)."\n";
-    }
-    $datatable .= '</span></fieldset>'.
-                  '<fieldset><legend>'.&mt('Custom items sent on launch').'</legend>'.
-                  '<table><tr><th>'.&mt('Action').'</th><th>'.&mt('Name').'</th><th>'.&mt('Value').'</th></tr>'.
-                  '<tr><td><span class="LC_nobreak">'.
-                  '<label><input type="checkbox" name="ltitools_add_custom" value="1" />'.
-                  &mt('Add').'</label></span></td><td><input type="text" name="ltitools_add_custom_name" />'.
-                  '</td><td><input type="text" name="ltitools_add_custom_value" /></td></tr>'.
-                  '</table></fieldset>'."\n".
-                  '</td>'."\n".
-                  '</tr>'."\n";
-    $itemcount ++;
     return $datatable;
 }
 
@@ -4749,7 +5395,7 @@ sub ltitools_names {
                                           'key'            => 'Key',
                                           'lifetime'       => 'Nonce lifetime (s)',
                                           'secret'         => 'Secret',
-                                          'icon'           => 'Icon',   
+                                          'icon'           => 'Icon',
                                           'user'           => 'User',
                                           'fullname'       => 'Full Name',
                                           'firstname'      => 'First Name',
@@ -4767,7 +5413,7 @@ sub ltitools_names {
                                           'roster'         => 'Tool can retrieve roster:',
                                           'crstarget'      => 'Display target',
                                           'crslabel'       => 'Course label',
-                                          'crstitle'       => 'Course title', 
+                                          'crstitle'       => 'Course title',
                                           'crslinktext'    => 'Link Text',
                                           'crsexplanation' => 'Explanation',
                                           'crsappend'      => 'Provider URL',
@@ -4775,12 +5421,129 @@ sub ltitools_names {
     return %lt;
 }
 
-sub print_lti {
+sub secrets_form {
+    my ($dom,$context,$encrypt,$privkeys,$rowtotal) = @_;
+    my @ids=&Apache::lonnet::current_machine_ids();
+    my %servers = &Apache::lonnet::get_servers($dom,'library');
+    my $primary = &Apache::lonnet::domain($dom,'primary');
+    my ($css_class,$extra,$numshown,$itemcount,$output);
+    $itemcount = 0;
+    foreach my $hostid (sort(keys(%servers))) {
+        my ($showextra,$divsty,$switch);
+        if ($hostid eq $primary) {
+            if ($context eq 'ltisec') {
+                if (($encrypt->{'ltisec_consumers'}) || ($encrypt->{'ltisec_domlinkprot'})) {
+                    $showextra = 1;
+                }
+                if ($encrypt->{'ltisec_crslinkprot'}) {
+                    $showextra = 1;
+                }
+            } else {
+                if (($encrypt->{'toolsec_crs'}) || ($encrypt->{'toolsec_dom'})) {
+                    $showextra = 1;
+                }
+            }
+            unless (grep(/^\Q$hostid\E$/,@ids)) {
+                $switch = 1;
+            }
+            if ($showextra) {
+                $numshown ++;
+                $divsty = 'display:inline-block';
+            } else {
+                $divsty = 'display:none';
+            }
+            $extra .= '<fieldset id="'.$context.'_info_'.$hostid.'" style="'.$divsty.'">'.
+                      '<legend>'.$hostid.'</legend>';
+            if ($switch) {
+                my $switchserver = '<a href="/adm/switchserver?otherserver='.$hostid.'&amp;role='.
+                                   &HTML::Entities::encode($env{'request.role'},'\'<>"&').
+                                   '&amp;destinationurl=/adm/domainprefs">'.&mt('Switch Server').'</a>';
+                if (exists($privkeys->{$hostid})) {
+                    $extra .= '<div id="'.$context.'_divcurrprivkey_'.$hostid.'" style="display:inline-block" />'.
+                              '<span class="LC_nobreak">'.
+                              &mt('Encryption Key').': ['.&mt('not shown').'] '.('&nbsp;'x2).'</span></div>'.
+                              '<span class="LC_nobreak">'.&mt('Change?').
+                              '<label><input type="radio" value="0" name="'.$context.'_changeprivkey_'.$hostid.'" onclick="javascript:togglePrivKey(this.form,'."'$context','$hostid'".');" checked="checked" />'.&mt('No').'</label>'.
+                              ('&nbsp;'x2).
+                              '<label><input type="radio" value="1" name="'.$context.'_changeprivkey_'.$hostid.'" onclick="javascript:togglePrivKey(this.form,'."'$context','$hostid'".');" />'.&mt('Yes').
+                              '</label>&nbsp;&nbsp;</span><div id="'.$context.'_divchgprivkey_'.$hostid.'" style="display:none" />'.
+                              '<span class="LC_nobreak"> - '.&mt('submit from server ([_1]): [_2].',$hostid,$switchserver).
+                              '</span></div>';
+                } else {
+                    $extra .= '<span class="LC_nobreak">'.
+                              &mt('Key required').' - '.&mt('submit from server ([_1]): [_2].',$hostid,$switchserver).
+                              '</span>'."\n";
+                }
+            } elsif (exists($privkeys->{$hostid})) {
+                $extra .= '<div id="'.$context.'_divcurrprivkey_'.$hostid.'" style="display:inline-block" /><span class="LC_nobreak">'.
+                          &mt('Encryption Key').': ['.&mt('not shown').'] '.('&nbsp;'x2).'</span></div>'.
+                          '<span class="LC_nobreak">'.&mt('Change?').
+                          '<label><input type="radio" value="0" name="'.$context.'_changeprivkey_'.$hostid.'" onclick="javascript:togglePrivKey(this.form,'."'$context','$hostid'".');" checked="checked" />'.&mt('No').'</label>'.
+                          ('&nbsp;'x2).
+                          '<label><input type="radio" value="1" name="'.$context.'_changeprivkey_'.$hostid.'" onclick="javascript:togglePrivKey(this.form,'."'$context','$hostid'".');" />'.&mt('Yes').
+                          '</label>&nbsp;&nbsp;</span><div id="'.$context.'_divchgprivkey_'.$hostid.'" style="display:none" />'.
+                          '<span class="LC_nobreak">'.&mt('New Key').':'.
+                          '<input type="password" size="20" name="'.$context.'_privkey_'.$hostid.'" value="" autocomplete="new-password" />'.
+                          '<label><input type="checkbox" name="visible" onclick="if (this.checked) { this.form.'.$context.'_privkey_'.$hostid.'.type='."'text'".' } else { this.form.'.$context.'_privkey_'.$hostid.'.type='."'password'".' }" />'.&mt('Visible input').'</label>'.
+                          '</span></div>';
+            } else {
+                $extra .= '<span class="LC_nobreak">'.&mt('Encryption Key').':'.
+                          '<input type="password" size="20" name="'.$context.'_privkey_'.$hostid.'" value="" autocomplete="new-password" />'.
+                          '<label><input type="checkbox" name="visible" onclick="if (this.checked) { this.form.'.$context.'_privkey_'.$hostid.'.type='."'text'".' } else { this.form.'.$context.'_privkey_'.$hostid.'.type='."'password'".' }" />'.&mt('Visible input').'</label>';
+            }
+            $extra .= '</fieldset>';
+        }
+    }
+    my (%choices,@toggles,%defaultchecked);
+    if ($context eq 'ltisec') {
+        %choices = &Apache::lonlocal::texthash (
+                                                  ltisec_crslinkprot => 'Encrypt stored link protection secrets defined in courses',
+                                                  ltisec_domlinkprot => 'Encrypt stored link protection secrets defined in domain',
+                                                  ltisec_consumers   => 'Encrypt stored consumer secrets defined in domain',
+                                               );
+        @toggles = qw(ltisec_crslinkprot ltisec_domlinkprot ltisec_consumers);
+        %defaultchecked = (
+                           'ltisec_crslinkprot' => 'off',
+                           'ltisec_domlinkprot' => 'off',
+                           'ltisec_consumers'   => 'off',
+                          );
+    } else {
+        %choices = &Apache::lonlocal::texthash (
+                                                  toolsec_crs => 'Encrypt stored external tool secrets defined in courses',
+                                                  toolsec_dom => 'Encrypt stored external tool secrets defined in domain',
+                                               );
+        @toggles = qw(toolsec_crs toolsec_dom);
+        %defaultchecked = (
+                           'toolsec_crs' => 'off',
+                           'toolsec_dom' => 'off',
+                          );
+    }
+    my ($onclick,$itemcount);
+    $onclick = 'javascript:toggleLTIEncKey(this.form,'."'$context'".');';
+    ($output,$itemcount) = &radiobutton_prefs($encrypt,\@toggles,\%defaultchecked,
+                                              \%choices,$itemcount,$onclick,'','left','no');
+
+    $css_class = $itemcount%2?' class="LC_odd_row"':'';
+    my $noprivkeysty = 'display:inline-block';
+    if ($numshown) {
+        $noprivkeysty = 'display:none';
+    }
+    $output .= '<tr '.$css_class.'><td><span class="LC_nobreak">'.&mt('Encryption Key(s)').'</td>'.
+               '<td><div id="'.$context.'_noprivkey" style="'.$noprivkeysty.'" >'.
+               '<span class="LC_nobreak">'.&mt('Not in use').'</span></div>'.
+               $extra.
+               '</td></tr>';
+    $itemcount ++;
+    $$rowtotal += $itemcount;
+    return $output;
+}
+
+sub print_proctoring {
     my ($dom,$settings,$rowtotal) = @_;
     my $itemcount = 1;
-    my $maxnum = 0;
-    my $css_class;
-    my %ordered;
+    my (%ordered,%providernames,%current,%currentdef);
+    my $confname = $dom.'-domainconfig';
+    my $switchserver = &check_switchserver($dom,$confname);
     if (ref($settings) eq 'HASH') {
         foreach my $item (keys(%{$settings})) {
             if (ref($settings->{$item}) eq 'HASH') {
@@ -4788,37 +5551,139 @@ sub print_lti {
                 $ordered{$num} = $item;
             }
         }
+    } else {
+        %ordered = (
+                     1 => 'proctorio',
+                     2 => 'examity',
+                   );
     }
+    %providernames = &proctoring_providernames();
     my $maxnum = scalar(keys(%ordered));
+    my (%requserfields,%optuserfields,%defaults,%extended,%crsconf,@courseroles,@ltiroles);
+    my ($requref,$opturef,$defref,$extref,$crsref,$rolesref,$ltiref) = &proctoring_data();
+    if (ref($requref) eq 'HASH') {
+        %requserfields = %{$requref};
+    }
+    if (ref($opturef) eq 'HASH') {
+        %optuserfields = %{$opturef};
+    }
+    if (ref($defref) eq 'HASH') {
+        %defaults = %{$defref};
+    }
+    if (ref($extref) eq 'HASH') {
+        %extended = %{$extref};
+    }
+    if (ref($crsref) eq 'HASH') {
+        %crsconf = %{$crsref};
+    }
+    if (ref($rolesref) eq 'ARRAY') {
+        @courseroles = @{$rolesref};
+    }
+    if (ref($ltiref) eq 'ARRAY') {
+        @ltiroles = @{$ltiref};
+    }
     my $datatable;
-    my %lt = &lti_names();
+    my $css_class;
     if (keys(%ordered)) {
         my @items = sort { $a <=> $b } keys(%ordered);
         for (my $i=0; $i<@items; $i++) {
             $css_class = $itemcount%2?' class="LC_odd_row"':'';
-            my $item = $ordered{$items[$i]};
-            my ($key,$secret,$lifetime,$consumer,$requser,$current);
-            if (ref($settings->{$item}) eq 'HASH') {
-                $key = $settings->{$item}->{'key'};
-                $secret = $settings->{$item}->{'secret'};
-                $lifetime = $settings->{$item}->{'lifetime'};
-                $consumer = $settings->{$item}->{'consumer'};
-                $requser = $settings->{$item}->{'requser'};
-                $current = $settings->{$item};
-            }
-            my $onclickrequser = ' onclick="toggleLTI(this.form,'."'requser','$i'".');"';
-            my %checkedrequser = (
-                                   yes => ' checked="checked"',
-                                   no  => '',
+            my $provider = $ordered{$items[$i]};
+            my $optionsty = 'none';
+            my ($available,$version,$lifetime,$imgsrc,$userincdom,$showroles,
+                %checkedfields,%rolemaps,%inuse,%crsconfig,%current);
+            if (ref($settings) eq 'HASH') {
+                if (ref($settings->{$provider}) eq 'HASH') {
+                    %current = %{$settings->{$provider}};
+                    if ($current{'available'}) {
+                        $optionsty = 'block';
+                        $available = 1;
+                    }
+                    if ($current{'lifetime'} =~ /^\d+$/) {
+                        $lifetime = $current{'lifetime'};
+                    }
+                    if ($current{'version'} =~ /^\d+\.\d+$/) {
+                        $version = $current{'version'};
+                    }
+                    if ($current{'image'} ne '') {
+                        $imgsrc = '<img src="'.$current{'image'}.'" alt="'.&mt('Proctoring service icon').'" />';
+                    }
+                    if (ref($current{'fields'}) eq 'ARRAY') {
+                        map { $checkedfields{$_} = 1; } @{$current{'fields'}};
+                    }
+                    $userincdom = $current{'incdom'};
+                    if (ref($current{'roles'}) eq 'HASH') {
+                        %rolemaps = %{$current{'roles'}};
+                        $checkedfields{'roles'} = 1;
+                    }
+                    if (ref($current{'defaults'}) eq 'ARRAY') {
+                        foreach my $val (@{$current{'defaults'}}) {
+                            if (grep(/^\Q$val\E$/,@{$defaults{$provider}})) {
+                                $inuse{$val} = 1;
+                            } else {
+                                foreach my $poss (keys(%{$extended{$provider}})) {
+                                    if (ref($extended{$provider}{$poss}) eq 'ARRAY') {
+                                        if (grep(/^\Q$val\E$/,@{$extended{$provider}{$poss}})) {
+                                            $inuse{$poss} = $val;
+                                            last;
+                                        }
+                                    }
+                                }
+                            }
+                        }
+                    } elsif (ref($current{'defaults'}) eq 'HASH') {
+                        foreach my $key (keys(%{$current{'defaults'}})) {
+                            my $currval = $current{'defaults'}{$key}; 
+                            if (grep(/^\Q$key\E$/,@{$defaults{$provider}})) {
+                                $inuse{$key} = 1;
+                            } else {
+                                my $match;
+                                foreach my $poss (keys(%{$extended{$provider}})) {
+                                    if (ref($extended{$provider}{$poss}) eq 'ARRAY') {
+                                        if (grep(/^\Q$key\E$/,@{$extended{$provider}{$poss}})) {
+                                            $inuse{$poss} = $key;
+                                            last;
+                                        }
+                                    } elsif (ref($extended{$provider}{$poss}) eq 'HASH') {
+                                        foreach my $inner (sort(keys(%{$extended{$provider}{$poss}}))) {
+                                            if (ref($extended{$provider}{$poss}{$inner}) eq 'ARRAY') {
+                                                if (grep(/^\Q$currval\E$/,@{$extended{$provider}{$poss}{$inner}})) {
+                                                    $currentdef{$inner} = $currval;
+                                                    $match = 1;
+                                                    last;
+                                                }
+                                            } elsif ($inner eq $key) {
+                                                $currentdef{$key} = $currval;
+                                                $match = 1;
+                                                last;
+                                            }
+                                        }
+                                    }
+                                    last if ($match);
+                                }
+                            }
+                        }
+                    }
+                    if (ref($current{'crsconf'}) eq 'ARRAY') {
+                        map { $crsconfig{$_} = 1; } @{$current{'crsconf'}};
+                    }
+                }
+            }
+            my %lt = &proctoring_titles($provider);
+            my %fieldtitles = &proctoring_fieldtitles($provider);
+            my $onclickavailable = ' onclick="toggleProctoring(this.form,'."'$provider'".');"';
+            my %checkedavailable = (
+                                   yes => '',
+                                   no  => ' checked="checked"',
                                  );
-            if (!$requser) {
-                $checkedrequser{'no'} = $checkedrequser{'yes'};
-                $checkedrequser{'yes'} = '';
-            } 
-            my $chgstr = ' onchange="javascript:reorderLTI(this.form,'."'lti_pos_".$item."'".');"';
+            if ($available) {
+                $checkedavailable{'yes'} = $checkedavailable{'no'};
+                $checkedavailable{'no'} = '';
+            }
+            my $chgstr = ' onchange="javascript:reorderProctoring(this.form,'."'proctoring_pos_".$provider."'".');"';
             $datatable .= '<tr '.$css_class.'><td><span class="LC_nobreak">'
-                         .'<select name="lti_pos_'.$item.'"'.$chgstr.'>';
-            for (my $k=0; $k<=$maxnum; $k++) {
+                         .'<select name="proctoring_pos_'.$provider.'"'.$chgstr.'>';
+            for (my $k=0; $k<$maxnum; $k++) {
                 my $vpos = $k+1;
                 my $selstr;
                 if ($k == $i) {
@@ -4826,73 +5691,729 @@ sub print_lti {
                 }
                 $datatable .= '<option value="'.$k.'"'.$selstr.'>'.$vpos.'</option>';
             }
-            $datatable .= '</select>'.('&nbsp;'x2).
-                '<label><input type="checkbox" name="lti_del" value="'.$item.'" />'.
-                &mt('Delete?').'</label></span></td>'.
+            if ($version eq '') {
+                if ($provider eq 'proctorio') {
+                    $version = '1.0';
+                } elsif ($provider eq 'examity') {
+                    $version = '1.1';
+                }
+            }
+            if ($lifetime eq '') {
+                $lifetime = '300';
+            }
+            $datatable .=
+                '</select>'.('&nbsp;'x2).'<b>'.$providernames{$provider}.'</b></span><br />'.
+                '<span class="LC_nobreak">'.$lt{'avai'}.'&nbsp;'.
+                '<label><input type="radio" name="proctoring_available_'.$provider.'" value="1"'.$onclickavailable.$checkedavailable{yes}.' />'.&mt('Yes').'</label>&nbsp;'."\n".
+                '<label><input type="radio" name="proctoring_available_'.$provider.'" value="0"'.$onclickavailable.$checkedavailable{no}.' />'.&mt('No').'</label></span>'."\n".
+                '</td>'.
                 '<td colspan="2">'.
-                '<fieldset><legend>'.&mt('Required settings').'</legend>'.
-                '<span class="LC_nobreak">'.$lt{'consumer'}.
-                ':<input type="text" size="15" name="lti_consumer_'.$i.'" value="'.$consumer.'" /></span> '.
-                ('&nbsp;'x2).
-                '<span class="LC_nobreak">'.$lt{'version'}.':<select name="lti_version_'.$i.'">'.
-                '<option value="LTI-1p0" selected="selected">1.1</option></select></span> '.
+                '<fieldset class="proctoring_'.$provider.'" style="display:'.$optionsty.'"><legend>'.$lt{'base'}.'</legend>'.
+                '<span class="LC_nobreak">'.$lt{'version'}.':<select name="proctoring_'.$provider.'_version">'.
+                '<option value="'.$version.'" selected="selected">'.$version.'</option></select></span> '."\n".
                 ('&nbsp;'x2).
-                '<span class="LC_nobreak">'.$lt{'lifetime'}.':<input type="text" name="lti_lifetime_'.$i.'"'.
-                'value="'.$lifetime.'" size="3" /></span>'.
+                '<span class="LC_nobreak">'.$lt{'sigmethod'}.':<select name="proctoring_'.$provider.'_sigmethod">'.
+                '<option value="HMAC-SHA1" selected="selected">HMAC-SHA1</option>'.
+                '<option value="HMAC-SHA256">HMAC-SHA256</option></select></span>'.
                 ('&nbsp;'x2).
-                 '<span class="LC_nobreak">'.$lt{'requser'}.':'.
-                 '<label><input type="radio" name="lti_requser_'.$i.'" value="1"'.$onclickrequser.$checkedrequser{yes}.' />'.&mt('Yes').'</label>&nbsp;'."\n".
-                 '<label><input type="radio" name="lti_requser_'.$i.'" value="0"'.$onclickrequser.$checkedrequser{no}.' />'.&mt('No').'</label></span>'."\n".
-                '<br /><br />'.
-                '<span class="LC_nobreak">'.$lt{'key'}.
-                ':<input type="text" size="25" name="lti_key_'.$i.'" value="'.$key.'" /></span> '.
+                '<span class="LC_nobreak">'.$lt{'lifetime'}.':<input type="text" size="5" name="proctoring_'.$provider.'_lifetime" value="'.$lifetime.'" /></span> '."\n".
+                '<br />'.
+                '<span class="LC_nobreak">'.$lt{'url'}.':<input type="text" size="40" name="proctoring_'.$provider.'_url" value="'.$current{'url'}.'" /></span> '."\n".
+                '<br />'.
+                '<span class="LC_nobreak">'.$lt{'key'}.':<input type="text" size="25" name="proctoring_'.$provider.'_key" value="'.$current{'key'}.'" /></span> '."\n".
                 ('&nbsp;'x2).
-                '<span class="LC_nobreak">'.$lt{'secret'}.':'.
-                '<input type="password" size="20" name="lti_secret_'.$i.'" value="'.$secret.'" />'.
-                '<label><input type="checkbox" name="visible" onclick="if (this.checked) { this.form.lti_secret_'.$i.'.type='."'text'".' } else { this.form.lti_secret_'.$i.'.type='."'password'".' }" />'.&mt('Visible input').'</label>'.
-                '<input type="hidden" name="lti_id_'.$i.'" value="'.$item.'" /></span>'.
-                '</fieldset>'.&lti_options($i,$current,$itemcount,%lt).'</td></tr>';
+                '<span class="LC_nobreak">'.$lt{'secret'}.':<input type="password" size="20" name="proctoring_'.$provider.'_secret" value="'.$current{'secret'}.'" />'.
+                '<label><input type="checkbox" name="visible" onclick="if (this.checked) { this.form.proctoring_'.$provider.'_secret.type='."'text'".' } else { this.form.proctoring_'.$provider.'_secret.type='."'password'".' }" />'.$lt{'visible'}.'</label></span><br />'."\n";
+            $datatable .= '<span class="LC_nobreak">'.$lt{'icon'}.':&nbsp;';
+            if ($imgsrc) {
+                $datatable .= $imgsrc.
+                              '<label><input type="checkbox" name="proctoring_image_del"'.
+                              ' value="'.$provider.'" />'.&mt('Delete?').'</label></span> '.
+                              '<span class="LC_nobreak">&nbsp;'.&mt('Replace:');
+            }
+            $datatable .= '&nbsp;';
+            if ($switchserver) {
+                $datatable .= &mt('Upload to library server: [_1]',$switchserver);
+            } else {
+                $datatable .= '<input type="file" name="proctoring_image_'.$provider.'" value="" />';
+            }
+            unless ($imgsrc) {
+                $datatable .= '<br />('.&mt('if larger than 21x21 pixels, image will be scaled').')';
+            }
+            $datatable .= '</fieldset>'."\n";
+            if (ref($requserfields{$provider}) eq 'ARRAY') {
+                if (@{$requserfields{$provider}} > 0) {
+                    $datatable .= '<fieldset class="proctoring_'.$provider.'" style="display:'.$optionsty.'"><legend>'.$lt{'requ'}.'</legend>';
+                    foreach my $field (@{$requserfields{$provider}}) {
+                        $datatable .= '<span class="LC_nobreak">'.
+                                      '<label><input type="checkbox" name="proctoring_reqd_'.$provider.'" value="'.$field.'" checked="checked" disabled="disabled" />'.
+                                      $lt{$field}.'</label>';
+                        if ($field eq 'user') {
+                            my $seluserdom = '';
+                            my $unseluserdom = ' selected="selected"';
+                            if ($userincdom) {
+                                $seluserdom = $unseluserdom;
+                                $unseluserdom = '';
+                            }
+                            $datatable .= ':&nbsp;'.
+                                '<select name="proctoring_userincdom_'.$provider.'">'.
+                                '<option value="0"'.$unseluserdom.'>'.$lt{'username'}.'</option>'.
+                                '<option value="1"'.$seluserdom.'>'.$lt{'uname:dom'}.'</option>'.
+                                '</select>&nbsp;';
+                        } else {
+                            $datatable .= '&nbsp;';
+                            if ($field eq 'roles') {
+                                $showroles = 1; 
+                            } 
+                        }
+                        $datatable .= '</span> ';
+                    }
+                }
+                $datatable .= '</fieldset>'."\n";
+            }
+            if (ref($optuserfields{$provider}) eq 'ARRAY') {
+                if (@{$optuserfields{$provider}} > 0) {
+                    $datatable .= '<fieldset class="proctoring_'.$provider.'" style="display:'.$optionsty.'"><legend>'.$lt{'optu'}.'</legend>'; 
+                    foreach my $field (@{$optuserfields{$provider}}) {
+                        my $checked;
+                        if ($checkedfields{$field}) {
+                            $checked = ' checked="checked"';
+                        }
+                        $datatable .= '<span class="LC_nobreak">'.
+                                      '<label><input type="checkbox" name="proctoring_optional_'.$provider.'" value="'.$field.'"'.$checked.' />'.$lt{$field}.'</label></span>&nbsp; ';
+                    }
+                    $datatable .= '</fieldset>'."\n";
+                }
+            }
+            if (ref($defaults{$provider}) eq 'ARRAY') {
+                if (@{$defaults{$provider}}) {
+                    my (%options,@selectboxes);
+                    if (ref($extended{$provider}) eq 'HASH') {
+                        %options = %{$extended{$provider}};
+                    }
+                    $datatable .= '<fieldset class="proctoring_'.$provider.'" style="display:'.$optionsty.'"><legend>'.$lt{'defa'}.'</legend>';
+                    my ($rem,$numinrow,$dropdowns);
+                    if ($provider eq 'proctorio') { 
+                        $datatable .= '<table>';
+                        $numinrow = 4;
+                    }
+                    my $i = 0;
+                    foreach my $field (@{$defaults{$provider}}) {
+                        my $checked;
+                        if ($inuse{$field}) {
+                            $checked = ' checked="checked"';
+                        }
+                        if ($provider eq 'examity') {
+                            if ($field eq 'display') {
+                                $datatable .= '<span class="LC_nobreak">'.&mt('Display target:');
+                                foreach my $option ('iframe','tab','window') {
+                                    my $checkdisp;
+                                    if ($currentdef{'target'} eq $option) {
+                                        $checkdisp = ' checked="checked"';
+                                    }
+                                    $datatable .= '<label><input type="radio" name="proctoring_target_'.$provider.'" value="'.$option.'"'.$checkdisp.' />'.
+                                    $fieldtitles{$option}.'</label>'.('&nbsp;'x2);
+                                }
+                                $datatable .= ('&nbsp;'x4);
+                                foreach my $dimen ('width','height') {
+                                    $datatable .= '<label>'.$fieldtitles{$dimen}.'&nbsp;'.
+                                                  '<input type="text" name="proctoring_'.$dimen.'_'.$provider.'" size="5" '.
+                                                  'value="'.$currentdef{$dimen}.'" /></label>'.
+                                                  ('&nbsp;'x2);
+                                }
+                                $datatable .= '</span><br />'.
+                                              '<div class="LC_left_float">'.$fieldtitles{'linktext'}.'<br />'.
+                                              '<input type="text" name="proctoring_linktext_'.$provider.'" '.
+                                              'size="25" value="'.$currentdef{'linktext'}.'" /></div>'.
+                                              '<div class="LC_left_float">'.$fieldtitles{'explanation'}.'<br />'.
+                                              '<textarea name="proctoring_explanation_'.$provider.'" rows="5" cols="40">'.
+                                              $currentdef{'explanation'}.
+                                              '</textarea></div><div style=""></div><br />';
+                            }
+                        } else {
+                            if ((exists($options{$field})) && (ref($options{$field}) eq 'ARRAY')) {
+                                my ($output,$selnone);
+                                unless ($checked) {
+                                    $selnone = ' selected="selected"';
+                                }
+                                $output .= '<span class="LC_nobreak">'.$fieldtitles{$field}.': '.
+                                           '<select name="proctoring_defaults_'.$field.'_'.$provider.'">'.
+                                           '<option value=""'.$selnone.'>'.&mt('Not in use').'</option>'; 
+                                foreach my $option (@{$options{$field}}) {
+                                    my $sel; 
+                                    if ($inuse{$field} eq $option) {
+                                        $sel = ' selected="selected"';
+                                    }
+                                    $output .= '<option value="'.$option.'"'.$sel.'>'.$fieldtitles{$option}.'</option>';
+                                }
+                                $output .= '</select></span>';
+                                push(@selectboxes,$output);
+                            } else {
+                                $rem = $i%($numinrow);
+                                if ($rem == 0) {
+                                    if ($i > 0) {
+                                        $datatable .= '</tr>';
+                                    }
+                                    $datatable .= '<tr>';
+                                }
+                                $datatable .= '<td class="LC_left_item">'.
+                                              '<span class="LC_nobreak">'.
+                                              '<label><input type="checkbox" name="proctoring_defaults_'.$provider.'" value="'.$field.'"'.$checked.' />'.
+                                              $fieldtitles{$field}.'</label></span></td>';
+                                $i++;
+                            }
+                        }
+                    }
+                    if ($provider eq 'proctorio') {
+                        if ($numinrow) {
+                            $rem = $i%$numinrow;
+                        }
+                        my $colsleft = $numinrow - $rem;
+                        if ($colsleft > 1) {
+                            $datatable .= '<td colspan="'.$colsleft.'" class="LC_left_item">';
+                        } else {
+                            $datatable .= '<td class="LC_left_item">';
+                        }
+                        $datatable .= '&nbsp;'.
+                                      '</td></tr></table>';
+                        if (@selectboxes) {
+                            $datatable .= '<hr /><table>';
+                            $numinrow = 2;
+                            for (my $i=0; $i<@selectboxes; $i++) {
+                                $rem = $i%($numinrow);
+                                if ($rem == 0) {
+                                    if ($i > 0) {
+                                        $datatable .= '</tr>';
+                                    }
+                                    $datatable .= '<tr>';
+                                }
+                                $datatable .= '<td class="LC_left_item">'.
+                                              $selectboxes[$i].'</td>';
+                            }
+                            if ($numinrow) {
+                                $rem = $i%$numinrow;
+                            }
+                            $colsleft = $numinrow - $rem;
+                            if ($colsleft > 1) {
+                                $datatable .= '<td colspan="'.$colsleft.'" class="LC_left_item">';
+                            } else {
+                                $datatable .= '<td class="LC_left_item">';
+                            }
+                            $datatable .= '&nbsp;'.
+                                          '</td></tr></table>';
+                        }
+                    }
+                    $datatable .= '</fieldset>';
+                }
+                if (ref($crsconf{$provider}) eq 'ARRAY') {
+                    $datatable .= '<fieldset class="proctoring_'.$provider.'" style="display:'.$optionsty.'">'.
+                                  '<legend>'.&mt('Configurable in course').'</legend>';
+                    my ($rem,$numinrow);
+                    if ($provider eq 'proctorio') {
+                        $datatable .= '<table>';
+                        $numinrow = 4;
+                    }
+                    my $i = 0;
+                    foreach my $item (@{$crsconf{$provider}}) {
+                        my $name;
+                        if ($provider eq 'examity') {
+                            $name = $lt{'crs'.$item};
+                        } elsif ($provider eq 'proctorio') {
+                            $name = $fieldtitles{$item};
+                            $rem = $i%($numinrow);
+                            if ($rem == 0) {
+                                if ($i > 0) {
+                                    $datatable .= '</tr>';
+                                }
+                                $datatable .= '<tr>';
+                            }
+                            $datatable .= '<td class="LC_left_item>';
+                        }
+                        my $checked;
+                        if ($crsconfig{$item}) {
+                            $checked = ' checked="checked"';
+                        }
+                        $datatable .= '<span class="LC_nobreak"><label>'.
+                                      '<input type="checkbox" name="proctoring_crsconf_'.$provider.'" value="'.$item.'"'.$checked.' />'.
+                                      $name.'</label></span>';
+                        if ($provider eq 'examity') {
+                            $datatable .= '&nbsp; ';
+                        }
+                        $datatable .= "\n";
+                        $i++;
+                    }
+                    if ($provider eq 'proctorio') {
+                        if ($numinrow) {
+                            $rem = $i%$numinrow;
+                        }
+                        my $colsleft = $numinrow - $rem;
+                        if ($colsleft > 1) {
+                            $datatable .= '<td colspan="'.$colsleft.'" class="LC_left_item">';
+                        } else {
+                            $datatable .= '<td class="LC_left_item">';
+                        }
+                        $datatable .= '&nbsp;'.
+                                      '</td></tr></table>';
+                    }
+                    $datatable .= '</fieldset>';
+                }
+                if ($showroles) {
+                    $datatable .= '<fieldset class="proctoring_'.$provider.'" style="display:'.$optionsty.'">'.
+                                  '<legend>'.&mt('Role mapping').'</legend><table><tr>';
+                    foreach my $role (@courseroles) {
+                        my ($selected,$selectnone);
+                        if (!$rolemaps{$role}) {
+                            $selectnone = ' selected="selected"';
+                        }
+                        $datatable .= '<td style="text-align: center">'.
+                                      &Apache::lonnet::plaintext($role,'Course').'<br />'.
+                                      '<select name="proctoring_roles_'.$role.'_'.$provider.'">'.
+                                      '<option value=""'.$selectnone.'>'.&mt('Select').'</option>';
+                        foreach my $ltirole (@ltiroles) {
+                            unless ($selectnone) {
+                                if ($rolemaps{$role} eq $ltirole) {
+                                    $selected = ' selected="selected"';
+                                } else {
+                                    $selected = '';
+                                }
+                            }
+                            $datatable .= '<option value="'.$ltirole.'"'.$selected.'>'.$ltirole.'</option>';
+                        }
+                        $datatable .= '</select></td>';
+                    }
+                    $datatable .= '</tr></table></fieldset>'.
+                                  '<fieldset class="proctoring_'.$provider.'" style="display:'.$optionsty.'">'.
+                                  '<legend>'.&mt('Custom items sent on launch').'</legend>'.
+                                  '<table><tr><th>'.&mt('Action').'</th><th>'.&mt('Name').'</th><th>'.&mt('Value').'</th></tr>'.
+                                  '<tr><td></td><td>lms</td>'.
+                                  '<td><input type="text" name="proctoring_customval_lms_'.$provider.'"'.
+                                  ' value="Loncapa" disabled="disabled"/></td></tr>';
+                    if ((ref($settings) eq 'HASH') && (ref($settings->{$provider}) eq 'HASH') &&
+                        (ref($settings->{$provider}->{'custom'}) eq 'HASH')) {
+                        my %custom = %{$settings->{$provider}->{'custom'}};
+                        if (keys(%custom) > 0) {
+                            foreach my $key (sort(keys(%custom))) {
+                                next if ($key eq 'lms');
+                                $datatable .= '<tr><td><span class="LC_nobreak">'.
+                                              '<label><input type="checkbox" name="proctoring_customdel_'.$provider.'" value="'.
+                                              $key.'" />'.&mt('Delete').'</label></span></td><td>'.$key.'</td>'.
+                                              '<td><input type="text" name="proctoring_customval_'.$key.'_'.$provider.'"'.
+                                              ' value="'.$custom{$key}.'" /></td></tr>';
+                            }
+                        }
+                    }
+                    $datatable .= '<tr><td><span class="LC_nobreak">'.
+                                  '<label><input type="checkbox" name="proctoring_customadd" value="'.$provider.'" />'.
+                                  &mt('Add more').'</label></span></td><td><input type="text" name="proctoring_custom_name_'.$provider.'" />'.
+                                  '</td><td><input type="text" name="proctoring_custom_value_'.$provider.'" /></td></tr>'.
+                                  '</table></fieldset></td></tr>'."\n";
+                }
+                $datatable .= '</td></tr>';
+            }
             $itemcount ++;
         }
     }
-    $css_class = $itemcount%2?' class="LC_odd_row"':'';
-    my $chgstr = ' onchange="javascript:reorderLTI(this.form,'."'lti_pos_add'".');"';
-    $datatable .= '<tr '.$css_class.'><td><span class="LC_nobreak">'."\n".
-                  '<input type="hidden" name="lti_maxnum" value="'.$maxnum.'" />'."\n".
-                  '<select name="lti_pos_add"'.$chgstr.'>';
-    for (my $k=0; $k<$maxnum+1; $k++) {
-        my $vpos = $k+1;
-        my $selstr;
-        if ($k == $maxnum) {
-            $selstr = ' selected="selected" ';
+    return $datatable;
+}
+
+sub proctoring_data {
+    my $requserfields = {
+                      proctorio => ['user'],
+                      examity   => ['roles','user'],
+                     };
+    my $optuserfields = {
+                        proctorio => ['fullname'],
+                        examity   => ['fullname','firstname','lastname','email'],
+                     };
+    my $defaults = {
+                  proctorio => ['recordvideo','recordaudio','recordscreen','recordwebtraffic',
+                                'recordroomstart','verifyvideo','verifyaudio','verifydesktop',
+                                'verifyid','verifysignature','fullscreen','clipboard','tabslinks',
+                                'closetabs','onescreen','print','downloads','cache','rightclick',
+                                'reentry','calculator','whiteboard'],
+                  examity   => ['display'],
+                };
+    my $extended = { 
+                  proctorio => {
+                                 verifyid => ['verifyidauto','verifyidlive'],
+                                 fullscreen => ['fullscreenlenient','fullscreenmoderate','fullscreensever'],
+                                 tabslinks => ['notabs','linksonly'],
+                                 reentry => ['noreentry','agentreentry'],
+                                 calculator => ['calculatorbasic','calculatorsci'],
+                               },
+                  examity => {
+                               display => {
+                                           target      => ['iframe','tab','window'],
+                                           width       => '',
+                                           height      => '',
+                                           linktext    => '',
+                                           explanation => '',
+                                          },
+                             },
+                };
+    my $crsconf = {
+                 proctorio => ['recordvideo','recordaudio','recordscreen','recordwebtraffic',
+                               'recordroomstart','verifyvideo','verifyaudio','verifydesktop',
+                               'verifyid','verifysignature','fullscreen','clipboard','tabslinks',
+                               'closetabs','onescreen','print','downloads','cache','rightclick',
+                               'reentry','calculator','whiteboard'],
+                 examity => ['label','title','target','linktext','explanation','append'],
+               };
+    my $courseroles = ['cc','in','ta','ep','st'];
+    my $ltiroles = ['Instructor','ContentDeveloper','TeachingAssistant','Learner'];
+    return ($requserfields,$optuserfields,$defaults,$extended,$crsconf,$courseroles,$ltiroles);
+}
+
+sub proctoring_titles {
+    my ($item) = @_;
+    my (%common_lt,%custom_lt);
+    %common_lt = &Apache::lonlocal::texthash (
+                     'avai'      => 'Available?',
+                     'base'      => 'Basic Settings',
+                     'requ'      => 'User data required to be sent on launch',
+                     'optu'      => 'User data optionally sent on launch',
+                     'udsl'      => 'User data sent on launch',
+                     'defa'      => 'Defaults for items configurable in course',
+                     'sigmethod' => 'Signature Method',
+                     'key'       => 'Key',
+                     'lifetime'  => 'Nonce lifetime (s)',
+                     'secret'    => 'Secret',
+                     'icon'      => 'Icon',
+                     'fullname'  => 'Full Name',
+                     'visible'   => 'Visible input',
+                     'username'  => 'username',
+                     'user'      => 'User',
+                 );
+    if ($item eq 'proctorio') {
+        %custom_lt = &Apache::lonlocal::texthash (
+                         'version'        => 'OAuth version',
+                         'url'            => 'API URL',
+                         'uname:dom'      => 'username-domain',
+        );
+    } elsif ($item eq 'examity') {
+        %custom_lt = &Apache::lonlocal::texthash (
+                         'version'        => 'LTI Version',
+                         'url'            => 'URL',
+                         'uname:dom'      => 'username:domain',
+                         'msgtype'        => 'Message Type',
+                         'firstname'      => 'First Name',
+                         'lastname'       => 'Last Name',
+                         'email'          => 'E-mail',
+                         'roles'          => 'Role',
+                         'crstarget'      => 'Display target',
+                         'crslabel'       => 'Course label',
+                         'crstitle'       => 'Course title', 
+                         'crslinktext'    => 'Link Text',
+                         'crsexplanation' => 'Explanation',
+                         'crsappend'      => 'Provider URL',
+        );
+    }
+    my %lt = (%common_lt,%custom_lt);
+    return %lt;
+}
+
+sub proctoring_fieldtitles {
+    my ($item) = @_;
+    if ($item eq 'proctorio') {
+        return &Apache::lonlocal::texthash (
+                  'recordvideo' => 'Record video',
+                  'recordaudio' => 'Record audio',
+                  'recordscreen' => 'Record screen',
+                  'recordwebtraffic' => 'Record web traffic',
+                  'recordroomstart' => 'Record room scan',
+                  'verifyvideo' => 'Verify webcam',
+                  'verifyaudio' => 'Verify microphone',
+                  'verifydesktop' => 'Verify desktop recording',
+                  'verifyid' => 'Photo ID verification',
+                  'verifysignature' => 'Require signature',
+                  'fullscreen' => 'Fullscreen',
+                  'clipboard' => 'Disable copy/paste',
+                  'tabslinks' => 'New tabs/windows',
+                  'closetabs' => 'Close other tabs',
+                  'onescreen' => 'Limit to single screen',
+                  'print' => 'Disable Printing',
+                  'downloads' => 'Disable Downloads',
+                  'cache' => 'Empty cache after exam',
+                  'rightclick' => 'Disable right click',
+                  'reentry' => 'Re-entry to exam',
+                  'calculator' => 'Onscreen calculator',
+                  'whiteboard' => 'Onscreen whiteboard',
+                  'verifyidauto' => 'Automated verification',
+                  'verifyidlive' => 'Live agent verification',
+                  'fullscreenlenient' => 'Forced, but can navigate away for up to 30s',
+                  'fullscreenmoderate' => 'Forced, but can navigate away for up to 15s',
+                  'fullscreensever' => 'Forced, navigation away ends exam',
+                  'notabs' => 'Disaallowed',
+                  'linksonly' => 'Allowed from links in exam',
+                  'noreentry' => 'Disallowed',
+                  'agentreentry' => 'Agent required for re-entry',
+                  'calculatorbasic' => 'Basic',
+                  'calculatorsci' => 'Scientific',
+        );
+    } elsif ($item eq 'examity') {
+        return &Apache::lonlocal::texthash (
+                'target'         => 'Display target',   
+                'window'         => 'Window',
+                'tab'            => 'Tab',
+                'iframe'         => 'iFrame',
+                'height'         => 'Height (pixels)',
+                'width'          => 'Width (pixels)',
+                'linktext'       => 'Default Link Text',
+                'explanation'    => 'Default Explanation',
+                'append'         => 'Provider URL',
+        );
+    }
+}
+
+sub proctoring_providernames {
+    return (
+             proctorio => 'Proctorio',
+             examity   => 'Examity',
+           );
+}
+
+sub print_lti {
+    my ($position,$dom,$settings,$rowtotal) = @_;
+    my $itemcount = 1;
+    my ($datatable,$css_class);
+    my (%rules,%encrypt,%privkeys,%linkprot);
+    if (ref($settings) eq 'HASH') {
+        if ($position eq 'top') {
+            if (exists($settings->{'encrypt'})) {
+                if (ref($settings->{'encrypt'}) eq 'HASH') {
+                    foreach my $key (keys(%{$settings->{'encrypt'}})) {
+                        if ($key eq 'consumers') {
+                            $encrypt{'ltisec_'.$key} = $settings->{'encrypt'}{$key};
+                        } else {
+                            $encrypt{'ltisec_'.$key.'linkprot'} = $settings->{'encrypt'}{$key};
+                        }
+                    }
+                }
+            }
+            if (exists($settings->{'private'})) {
+                if (ref($settings->{'private'}) eq 'HASH') {
+                    if (ref($settings->{'private'}) eq 'HASH') {
+                        if (ref($settings->{'private'}{'keys'}) eq 'ARRAY') {
+                            map { $privkeys{$_} = 1; } (@{$settings->{'private'}{'keys'}});
+                        }
+                    }
+                }
+            }
+        } elsif ($position eq 'middle') {
+            if (exists($settings->{'rules'})) {
+                if (ref($settings->{'rules'}) eq 'HASH') {
+                    %rules = %{$settings->{'rules'}};
+                }
+            }
+        } elsif ($position eq 'lower') {
+            if (exists($settings->{'linkprot'})) {
+                if (ref($settings->{'linkprot'}) eq 'HASH') {
+                    %linkprot = %{$settings->{'linkprot'}};
+                    if ($linkprot{'lock'}) {
+                        delete($linkprot{'lock'});
+                    }
+                }
+            }
+        } else {
+            foreach my $key ('encrypt','private','rules','linkprot') {
+                if (exists($settings->{$key})) {
+                    delete($settings->{$key});
+                }
+            }
         }
-        $datatable .= '<option value="'.$k.'"'.$selstr.'>'.$vpos.'</option>';
     }
-    $datatable .= '</select>&nbsp;'."\n".
-                  '<input type="checkbox" name="lti_add" value="1" />'.&mt('Add').'</span></td>'."\n".
-                  '<td colspan="2">'.
-                  '<fieldset><legend>'.&mt('Required settings').'</legend>'.
-                  '<span class="LC_nobreak">'.$lt{'consumer'}.
-                  ':<input type="text" size="15" name="lti_consumer_add" value="" /></span> '."\n".
-                  ('&nbsp;'x2).
-                  '<span class="LC_nobreak">'.$lt{'version'}.':<select name="lti_version_add">'.
-                  '<option value="LTI-1p0" selected="selected">1.1</option></select></span> '."\n".
-                  ('&nbsp;'x2).
-                  '<span class="LC_nobreak">'.$lt{'lifetime'}.':<input type="text" size="3" name="lti_lifetime_add" value="300" /></span> '."\n".
-                  ('&nbsp;'x2).
-                  '<span class="LC_nobreak">'.$lt{'requser'}.':'.
-                  '<label><input type="radio" name="lti_requser_add" value="1" onclick="toggleLTI(this.form,'."'requser','add'".');" checked="checked" />'.&mt('Yes').'</label>&nbsp;'."\n".
-                  '<label><input type="radio" name="lti_requser_add" value="0" onclick="toggleLTI(this.form,'."'requser','add'".');" />'.&mt('No').'</label></span>'."\n".
-                  '<br /><br />'.
-                  '<span class="LC_nobreak">'.$lt{'key'}.':<input type="text" size="25" name="lti_key_add" value="" /></span> '."\n".
-                  ('&nbsp;'x2).
-                  '<span class="LC_nobreak">'.$lt{'secret'}.':<input type="password" size="20" name="lti_secret_add" value="" />'.
-                  '<label><input type="checkbox" name="visible" onclick="if (this.checked) { this.form.lti_secret_add.type='."'text'".' } else { this.form.lti_secret_add.type='."'password'".' }" />'.&mt('Visible input').'</label></span> '."\n".
-                  '</fieldset>'.&lti_options('add',undef,$itemcount,%lt).
-                  '</td>'."\n".
-                  '</tr>'."\n";
-    $$rowtotal ++;
-    return $datatable;;
+    if ($position eq 'top') {
+        $datatable = &secrets_form($dom,'ltisec',\%encrypt,\%privkeys,$rowtotal);
+    } elsif ($position eq 'middle') {
+        $datatable = &password_rules('ltisecrets',\$itemcount,\%rules);
+        $$rowtotal += $itemcount;
+    } elsif ($position eq 'lower') {
+         $datatable .= &Apache::courseprefs::print_linkprotection($dom,'',$settings,$rowtotal,'','','domain');
+    } else {
+        my ($switchserver,$switchmessage);
+        $switchserver = &check_switchserver($dom);
+        $switchmessage = &mt("submit from domain's primary library server: [_1].",$switchserver);
+        my $maxnum = 0;
+        my %ordered;
+        if (ref($settings) eq 'HASH') {
+            foreach my $item (keys(%{$settings})) {
+                if (ref($settings->{$item}) eq 'HASH') {
+                    my $num = $settings->{$item}{'order'};
+                    if ($num eq '') {
+                        $num = scalar(keys(%{$settings}));
+                    }
+                    $ordered{$num} = $item;
+                }
+            }
+        }
+        $maxnum = scalar(keys(%ordered));
+        my %lt = &lti_names();
+        if (keys(%ordered)) {
+            my @items = sort { $a <=> $b } keys(%ordered);
+            for (my $i=0; $i<@items; $i++) {
+                $css_class = $itemcount%2?' class="LC_odd_row"':'';
+                my $item = $ordered{$items[$i]};
+                my ($key,$secret,$usable,$lifetime,$consumer,$requser,$crsinc,$current);
+                if (ref($settings->{$item}) eq 'HASH') {
+                    $key = $settings->{$item}->{'key'};
+                    $usable = $settings->{$item}->{'usable'};
+                    $lifetime = $settings->{$item}->{'lifetime'};
+                    $consumer = $settings->{$item}->{'consumer'};
+                    $requser = $settings->{$item}->{'requser'};
+                    $crsinc = $settings->{$item}->{'crsinc'};
+                    $current = $settings->{$item};
+                }
+                my $onclickrequser = ' onclick="toggleLTI(this.form,'."'requser','$i'".');"';
+                my %checkedrequser = (
+                                       yes => ' checked="checked"',
+                                       no  => '',
+                                     );
+                if (!$requser) {
+                    $checkedrequser{'no'} = $checkedrequser{'yes'};
+                    $checkedrequser{'yes'} = '';
+                }
+                my $onclickcrsinc = ' onclick="toggleLTI(this.form,'."'crsinc','$i'".');"';
+                my %checkedcrsinc = (
+                                      yes => ' checked="checked"',
+                                      no  => '',
+                                    );
+                if (!$crsinc) {
+                    $checkedcrsinc{'no'} = $checkedcrsinc{'yes'};
+                    $checkedcrsinc{'yes'} = '';
+                }
+                my $chgstr = ' onchange="javascript:reorderLTI(this.form,'."'lti_pos_".$item."'".');"';
+                $datatable .= '<tr '.$css_class.'><td><span class="LC_nobreak">'
+                             .'<select name="lti_pos_'.$item.'"'.$chgstr.'>';
+                for (my $k=0; $k<=$maxnum; $k++) {
+                    my $vpos = $k+1;
+                    my $selstr;
+                    if ($k == $i) {
+                        $selstr = ' selected="selected" ';
+                    }
+                    $datatable .= '<option value="'.$k.'"'.$selstr.'>'.$vpos.'</option>';
+                }
+                $datatable .= '</select>'.('&nbsp;'x2).
+                    '<label><input type="checkbox" name="lti_del" value="'.$item.'" />'.
+                    &mt('Delete?').'</label></span></td>'.
+                    '<td colspan="2">'.
+                    '<fieldset><legend>'.&mt('Required settings').'</legend>'.
+                    '<span class="LC_nobreak">'.$lt{'consumer'}.
+                    ':<input type="text" size="15" name="lti_consumer_'.$i.'" value="'.$consumer.'" /></span> '.
+                    ('&nbsp;'x2).
+                    '<span class="LC_nobreak">'.$lt{'version'}.':<select name="lti_version_'.$i.'">'.
+                    '<option value="LTI-1p0" selected="selected">1.1</option></select></span> '.
+                    ('&nbsp;'x2).
+                    '<span class="LC_nobreak">'.$lt{'lifetime'}.':<input type="text" name="lti_lifetime_'.$i.'"'.
+                    'value="'.$lifetime.'" size="3" /></span><br /><br />';
+                if ($key ne '') {
+                    $datatable .= '<span class="LC_nobreak">'.$lt{'key'};
+                    if ($switchserver) {
+                        $datatable .= ': ['.&mt('[_1] to view/edit',$switchserver).']';
+                    } else {
+                        $datatable .= ':<input type="text" size="25" name="lti_key_'.$i.'" value="'.$key.'" autocomplete="off" />';
+                    }
+                    $datatable .= '</span> '.('&nbsp;'x2);
+                } elsif (!$switchserver) {
+                    $datatable .= '<span class="LC_nobreak">'.$lt{'key'}.':'.
+                                  '<input type="text" size="25" name="lti_key_'.$i.'" value="'.$key.'" autocomplete="off" />'.
+                                  '</span> '.('&nbsp;'x2);
+                }
+                if ($switchserver) {
+                    if ($usable ne '') {
+                        $datatable .= '<div id="lti_divcurrsecret_'.$i.'" style="display:inline-block" /><span class="LC_nobreak">'.
+                                      $lt{'secret'}.': ['.&mt('not shown').'] '.('&nbsp;'x2).'</span></div>'.
+                                      '<span class="LC_nobreak">'.&mt('Change secret?').
+                                      '<label><input type="radio" value="0" name="lti_changesecret_'.$i.'" onclick="javascript:toggleChgSecret(this.form,'."'$i','secret','lti'".');" checked="checked" />'.&mt('No').'</label>'.
+                                      ('&nbsp;'x2).
+                                     '<label><input type="radio" value="1" name="lti_changesecret_'.$i.'" onclick="javascript:toggleChgSecret(this.form,'."'$i','secret','lti'".');" />'.&mt('Yes').'</label>'.('&nbsp;'x2).
+                                      '</span><div id="lti_divchgsecret_'.$i.'" style="display:none" />'.
+                                      '<span class="LC_nobreak"> - '.$switchmessage.'</span>'.
+                                      '</div>';
+                    } elsif ($key eq '') {
+                        $datatable .= '<span class="LC_nobreak">'.&mt('Key and Secret are required').' - '.$switchmessage.'</span>'."\n";
+                    } else {
+                        $datatable .= '<span class="LC_nobreak">'.&mt('Secret required').' - '.$switchmessage.'</span>'."\n";
+                    }
+                } else {
+                    if ($usable ne '') {
+                        $datatable .= '<div id="lti_divcurrsecret_'.$i.'" style="display:inline-block" /><span class="LC_nobreak">'.
+                                      $lt{'secret'}.': ['.&mt('not shown').'] '.('&nbsp;'x2).'</span></div>'.
+                                      '<span class="LC_nobreak">'.&mt('Change?').
+                                      '<label><input type="radio" value="0" name="lti_changesecret_'.$i.'" onclick="javascript:toggleChgSecret(this.form,'."'$i','secret','lti'".');" checked="checked" />'.&mt('No').'</label>'.
+                                      ('&nbsp;'x2).
+                                      '<label><input type="radio" value="1" name="lti_changesecret_'.$i.'" onclick="javascript:toggleChgSecret(this.form,'."'$i','secret','lti'".');" />'.&mt('Yes').
+                                      '</label>&nbsp;&nbsp;</span><div id="lti_divchgsecret_'.$i.'" style="display:none" />'.
+                                      '<span class="LC_nobreak">'.&mt('New Secret').':'.
+                                      '<input type="password" size="20" name="lti_secret_'.$i.'" value="" autocomplete="new-password" />'.
+                                      '<label><input type="checkbox" name="lti_visible_'.$i.'" id="lti_visible_'.$i.'" onclick="if (this.checked) { this.form.lti_secret_'.$i.'.type='."'text'".' } else { this.form.lti_secret_'.$i.'.type='."'password'".' }" />'.&mt('Visible input').'</label></span></div>';
+                    } else {
+                        $datatable .=
+                            '<span class="LC_nobreak">'.$lt{'secret'}.':'.
+                            '<input type="password" size="20" name="lti_secret_'.$i.'" value="" autocomplete="new-password" />'.
+                            '<label><input type="checkbox" name="lti_visible_'.$i.'" id="lti_visible_'.$i.'" onclick="if (this.checked) { this.form.lti_secret_'.$i.'.type='."'text'".' } else { this.form.lti_secret_'.$i.'.type='."'password'".' }" />'.&mt('Visible input').'</label>';
+                    }
+                }
+                $datatable .= '<br /><br />'.
+                    '<span class="LC_nobreak">'.$lt{'requser'}.':'.
+                    '<label><input type="radio" name="lti_requser_'.$i.'" value="1"'.$onclickrequser.$checkedrequser{yes}.' />'.&mt('Yes').'</label>&nbsp;'."\n".
+                    '<label><input type="radio" name="lti_requser_'.$i.'" value="0"'.$onclickrequser.$checkedrequser{no}.' />'.&mt('No').'</label></span>'."\n".
+                    '<br /><br />'.
+                    '<span class="LC_nobreak">'.$lt{'crsinc'}.':'.
+                    '<label><input type="radio" name="lti_crsinc_'.$i.'" value="1"'.$onclickcrsinc.$checkedcrsinc{yes}.' />'.&mt('Yes').'</label>&nbsp;'."\n".
+                    '<label><input type="radio" name="lti_crsinc_'.$i.'" value="0"'.$onclickcrsinc.$checkedcrsinc{no}.' />'.&mt('No').'</label></span>'."\n".
+                    ('&nbsp;'x4).
+                    '<input type="hidden" name="lti_id_'.$i.'" value="'.$item.'" /></span>'.
+                    '</fieldset>'.&lti_options($i,$current,$itemcount,%lt).'</td></tr>';
+                $itemcount ++;
+            }
+        }
+        $css_class = $itemcount%2?' class="LC_odd_row"':'';
+        my $chgstr = ' onchange="javascript:reorderLTI(this.form,'."'lti_pos_add'".');"';
+        $datatable .= '<tr '.$css_class.'><td><span class="LC_nobreak">'."\n".
+                      '<input type="hidden" name="lti_maxnum" value="'.$maxnum.'" />'."\n".
+                      '<select name="lti_pos_add"'.$chgstr.'>';
+        for (my $k=0; $k<$maxnum+1; $k++) {
+            my $vpos = $k+1;
+            my $selstr;
+            if ($k == $maxnum) {
+                $selstr = ' selected="selected" ';
+            }
+            $datatable .= '<option value="'.$k.'"'.$selstr.'>'.$vpos.'</option>';
+        }
+        $datatable .= '</select>&nbsp;'."\n".
+                      '<input type="checkbox" name="lti_add" value="1" />'.&mt('Add').'</span></td>'."\n".
+                      '<td colspan="2">'.
+                      '<fieldset><legend>'.&mt('Required settings').'</legend>'.
+                      '<span class="LC_nobreak">'.$lt{'consumer'}.
+                      ':<input type="text" size="15" name="lti_consumer_add" value="" /></span> '."\n".
+                      ('&nbsp;'x2).
+                      '<span class="LC_nobreak">'.$lt{'version'}.':<select name="lti_version_add">'.
+                      '<option value="LTI-1p0" selected="selected">1.1</option></select></span> '."\n".
+                      ('&nbsp;'x2).
+                      '<span class="LC_nobreak">'.$lt{'lifetime'}.':<input type="text" size="3" name="lti_lifetime_add" value="300" /></span><br /><br />'."\n";
+        if ($switchserver) {
+            $datatable .= '<span class="LC_nobreak">'.&mt('Key and Secret are required').' - '.$switchmessage.'</span>'."\n";
+        } else {
+            $datatable .= '<span class="LC_nobreak">'.$lt{'key'}.':<input type="text" size="25" name="lti_key_add" value="" autocomplete="off" /></span> '."\n".
+                          ('&nbsp;'x2).
+                          '<span class="LC_nobreak">'.$lt{'secret'}.':<input type="password" size="20" name="lti_secret_add" value="" autocomplete="new-password" />'.
+                          '<label><input type="checkbox" name="lti_add_visible" id="lti_add_visible" onclick="if (this.checked) { this.form.lti_secret_add.type='."'text'".' } else { this.form.lti_secret_add.type='."'password'".' }" />'.&mt('Visible input').'</label></span> '."\n";
+        }
+        $datatable .= '<br /><br />'.
+                      '<span class="LC_nobreak">'.$lt{'requser'}.':'.
+                      '<label><input type="radio" name="lti_requser_add" value="1" onclick="toggleLTI(this.form,'."'requser','add'".');" checked="checked" />'.&mt('Yes').'</label>&nbsp;'."\n".
+                      '<label><input type="radio" name="lti_requser_add" value="0" onclick="toggleLTI(this.form,'."'requser','add'".');" />'.&mt('No').'</label></span>'."\n".
+                      '<br /><br />'.
+                      '<span class="LC_nobreak">'.$lt{'crsinc'}.':'.
+                      '<label><input type="radio" name="lti_crsinc_add" value="1" onclick="toggleLTI(this.form,'."'crsinc','add'".');" checked="checked" />'.&mt('Yes').'</label>&nbsp;'."\n".
+                      '<label><input type="radio" name="lti_crsinc_add" value="0" onclick="toggleLTI(this.form,'."'crsinc','add'".');" />'.&mt('No').'</label></span>'."\n".
+                      '</fieldset>'.&lti_options('add',undef,$itemcount,%lt).
+                      '</td>'."\n".
+                      '</tr>'."\n";
+        $itemcount ++;
+    }
+    $$rowtotal += $itemcount;
+    return $datatable;
 }
 
 sub lti_names {
@@ -4904,6 +6425,7 @@ sub lti_names {
                                           'consumer'  => 'Consumer',
                                           'secret'    => 'Secret',
                                           'requser'   => "User's identity sent",
+                                          'crsinc'    => "Course's identity sent",
                                           'email'     => 'Email address',
                                           'sourcedid' => 'User ID',
                                           'other'     => 'Other',
@@ -4917,10 +6439,11 @@ sub lti_names {
 
 sub lti_options {
     my ($num,$current,$itemcount,%lt) = @_;
-    my (%checked,%rolemaps,$crssecsrc,$userfield,$cidfield);
+    my (%checked,%rolemaps,$crssecsrc,$userfield,$cidfield,$callback);
     $checked{'mapuser'}{'sourcedid'} = ' checked="checked"';
     $checked{'mapcrs'}{'course_offering_sourcedid'} = ' checked="checked"';
-    $checked{'makecrs'}{'N'} = '  checked="checked"';
+    $checked{'storecrs'}{'Y'} = ' checked="checked"';
+    $checked{'makecrs'}{'N'} = ' checked="checked"';
     $checked{'mapcrstype'} = {};
     $checked{'makeuser'} = {};
     $checked{'selfenroll'} = {};
@@ -4935,8 +6458,10 @@ sub lti_options {
     my $crsfieldsty = 'none';
     my $crssecfieldsty = 'none';
     my $secsrcfieldsty = 'none';
+    my $callbacksty = 'none';
     my $passbacksty = 'none';
     my $optionsty = 'block';
+    my $crssty = 'block';
     my $lcauthparm;
     my $lcauthparmstyle = 'display:none';
     my $lcauthparmtext;
@@ -4947,11 +6472,14 @@ sub lti_options {
     if (ref($current) eq 'HASH') {
         if (!$current->{'requser'}) {
             $optionsty = 'none';
+            $crssty = 'none';
+        } elsif (!$current->{'crsinc'}) {
+            $crssty = 'none';
         }
         if (($current->{'mapuser'} ne '') && ($current->{'mapuser'} ne 'lis_person_sourcedid')) {
             $checked{'mapuser'}{'sourcedid'} = '';
             if ($current->{'mapuser'} eq 'lis_person_contact_email_primary') {
-                $checked{'mapuser'}{'email'} = ' checked="checked"'; 
+                $checked{'mapuser'}{'email'} = ' checked="checked"';
             } else {
                 $checked{'mapuser'}{'other'} = ' checked="checked"';
                 $userfield = $current->{'mapuser'};
@@ -4961,7 +6489,7 @@ sub lti_options {
         if (($current->{'mapcrs'} ne '') && ($current->{'mapcrs'} ne 'course_offering_sourcedid')) {
             $checked{'mapcrs'}{'course_offering_sourcedid'} = '';
             if ($current->{'mapcrs'} eq 'context_id') {
-                $checked{'mapcrs'}{'context_id'} = ' checked="checked"'; 
+                $checked{'mapcrs'}{'context_id'} = ' checked="checked"';
             } else {
                 $checked{'mapcrs'}{'other'} = ' checked="checked"';
                 $cidfield = $current->{'mapcrs'};
@@ -4973,6 +6501,10 @@ sub lti_options {
                 $checked{'mapcrstype'}{$type} = ' checked="checked"';
             }
         }
+        if (!$current->{'storecrs'}) {
+            $checked{'storecrs'}{'N'} = $checked{'storecrs'}{'Y'};
+            $checked{'storecrs'}{'Y'} = '';
+        }
         if ($current->{'makecrs'}) {
             $checked{'makecrs'}{'Y'} = '  checked="checked"';
         }
@@ -4985,7 +6517,7 @@ sub lti_options {
             $checked{'lcauth'}{$1} = ' checked="checked"';
             unless (($current->{'lcauth'} eq 'lti') || ($current->{'lcauth'} eq 'internal')) {
                 $lcauthparm = $current->{'lcauthparm'};
-                $lcauthparmstyle = 'display:table-row'; 
+                $lcauthparmstyle = 'display:table-row';
                 if ($current->{'lcauth'} eq 'localauth') {
                     $lcauthparmtext = &mt('Local auth argument');
                 } else {
@@ -5002,7 +6534,7 @@ sub lti_options {
             %rolemaps = %{$current->{'maproles'}};
         }
         if ($current->{'section'} ne '') {
-            $checked{'crssec'}{'Y'} = '  checked="checked"'; 
+            $checked{'crssec'}{'Y'} = '  checked="checked"';
             $crssecfieldsty = 'inline-block';
             if ($current->{'section'} eq 'course_section_sourcedid') {
                 $checked{'crssecsrc'}{'sourcedid'} = ' checked="checked"';
@@ -5014,6 +6546,13 @@ sub lti_options {
         } else {
             $checked{'crssec'}{'N'} = ' checked="checked"';
         }
+        if ($current->{'callback'} ne '') {
+            $callback = $current->{'callback'};
+            $checked{'callback'}{'Y'} = ' checked="checked"';
+            $callbacksty = 'inline-block';
+        } else {
+            $checked{'callback'}{'N'} = ' checked="checked"';
+        }
         if ($current->{'topmenu'}) {
             $checked{'topmenu'}{'Y'} = ' checked="checked"';
         } else {
@@ -5039,10 +6578,11 @@ sub lti_options {
     } else {
         $checked{'makecrs'}{'N'} = ' checked="checked"';
         $checked{'crssec'}{'N'} = ' checked="checked"';
+        $checked{'callback'}{'N'} = ' checked="checked"';
         $checked{'topmenu'}{'N'} = ' checked="checked"';
-        $checked{'inlinemenu'}{'Y'} = ' checked="checked"'; 
+        $checked{'inlinemenu'}{'Y'} = ' checked="checked"';
         $checked{'menuitem'}{'grades'} = ' checked="checked"';
-        $menusty = 'inline-block'; 
+        $menusty = 'inline-block';
     }
     my @coursetypes = ('official','unofficial','community','textbook','placement','lti');
     my %coursetypetitles = &Apache::lonlocal::texthash (
@@ -5067,10 +6607,21 @@ sub lti_options {
     my $onclickuser = ' onclick="toggleLTI(this.form,'."'user','$num'".');"';
     my $onclickcrs = ' onclick="toggleLTI(this.form,'."'crs','$num'".');"';
     my $onclicksec = ' onclick="toggleLTI(this.form,'."'sec','$num'".');"';
+    my $onclickcallback = ' onclick="toggleLTI(this.form,'."'callback','$num'".');"';
     my $onclicksecsrc = ' onclick="toggleLTI(this.form,'."'secsrc','$num'".')"';
     my $onclicklcauth = ' onclick="toggleLTI(this.form,'."'lcauth','$num'".')"';
     my $onclickmenu = ' onclick="toggleLTI(this.form,'."'lcmenu','$num'".');"';
-    my $output = '<fieldset class="ltioption_'.$num.'" style="display:'.$optionsty.'"><legend>'.&mt('Mapping users').'</legend>'.
+    my $output = '<fieldset class="ltioption_usr_'.$num.'" style="display:'.$optionsty.'"><legend>'.&mt('Logout options').'</legend>'.
+                 '<div class="LC_floatleft"><span class="LC_nobreak">'.&mt('Callback to logout LON-CAPA on log out from Consumer').':&nbsp;'.
+                 '<label><input type="radio" name="lti_callback_'.$num.'" value="0"'.
+                 $checked{'callback'}{'N'}.$onclickcallback.' />'.&mt('No').'</label>'.('&nbsp;'x2).
+                 '<label><input type="radio" name="lti_callback_'.$num.'" value="1"'.
+                 $checked{'callback'}{'Y'}.$onclickcallback.' />'.&mt('Yes').'</label></span></div>'.
+                 '<div class="LC_floatleft" style="display:'.$callbacksty.';" id="lti_callbackfield_'.$num.'">'.
+                 '<span class="LC_nobreak">'.&mt('Parameter').': '.
+                 '<input type="text" name="lti_callbackparam_'.$num.'" value="'.$callback.'" /></span>'.
+                 '</div><div style="padding:0;clear:both;margin:0;border:0"></div></fieldset>'.
+                 '<fieldset class="ltioption_usr_'.$num.'" style="display:'.$optionsty.'"><legend>'.&mt('Mapping users').'</legend>'.
                  '<div class="LC_floatleft"><span class="LC_nobreak">'.&mt('LON-CAPA username').':&nbsp;';
     foreach my $option ('sourcedid','email','other') {
         $output .= '<label><input type="radio" name="lti_mapuser_'.$num.'" value="'.$option.'"'.
@@ -5080,38 +6631,14 @@ sub lti_options {
     $output .= '</span></div>'.
                '<div class="LC_floatleft" style="display:'.$userfieldsty.';" id="lti_userfield_'.$num.'">'.
                '<input type="text" name="lti_customuser_'.$num.'" '.
-               'value="'.$userfield.'" /></div></fieldset>'. 
-               '<fieldset class="ltioption_'.$num.'" style="display:'.$optionsty.'"><legend>'.&mt('Mapping course roles').'</legend><table><tr>';
-    foreach my $ltirole (@lticourseroles) {
-        my ($selected,$selectnone);
-        if ($rolemaps{$ltirole} eq '') {
-            $selectnone = ' selected="selected"';
-        }
-        $output .= '<td style="text-align: center">'.$ltirole.'<br />'.
-                   '<select name="lti_maprole_'.$ltirole.'_'.$num.'">'.
-                   '<option value=""'.$selectnone.'>'.&mt('Select').'</option>';
-        foreach my $role (@courseroles) {
-            unless ($selectnone) {
-                if ($rolemaps{$ltirole} eq $role) {
-                    $selected = ' selected="selected"';
-                } else {
-                    $selected = '';
-                }
-            }
-            $output .= '<option value="'.$role.'"'.$selected.'>'.
-                       &Apache::lonnet::plaintext($role,'Course').
-                       '</option>';
-        }
-        $output .= '</select></td>';
-    }
-    $output .= '</tr></table></fieldset>'.
-               '<fieldset class="ltioption_'.$num.'" style="display:'.$optionsty.'"><legend>'.&mt('Roles which may create user accounts').'</legend>';
+               'value="'.$userfield.'" /></div></fieldset>'.
+               '<fieldset class="ltioption_usr_'.$num.'" style="display:'.$optionsty.'"><legend>'.&mt('Roles which may create user accounts').'</legend>';
     foreach my $ltirole (@ltiroles) {
         $output .= '<span class="LC_nobreak"><label><input type="checkbox" name="lti_makeuser_'.$num.'" value="'.$ltirole.'"'.
-                   $checked{'makeuser'}{$ltirole}.' />'.$ltirole.'</label>&nbsp;</span> ';     
+                   $checked{'makeuser'}{$ltirole}.' />'.$ltirole.'</label>&nbsp;</span> ';
     }
     $output .= '</fieldset>'.
-               '<fieldset class="ltioption_'.$num.'" style="display:'.$optionsty.'"><legend>'.&mt('New user accounts created for LTI users').'</legend>'.
+               '<fieldset class="ltioption_usr_'.$num.'" style="display:'.$optionsty.'"><legend>'.&mt('New user accounts created for LTI users').'</legend>'.
                '<table>'.
                &modifiable_userdata_row('lti','instdata_'.$num,$current,$numinrow,$itemcount).
                '</table>'.
@@ -5134,7 +6661,29 @@ sub lti_options {
                '<span id="lti_lcauth_parmtext_'.$num.'">'.$lcauthparmtext.'</span>'.
                '<input type="text" name="lti_lcauthparm_'.$num.'" value="" /></span></td></tr>'.
                '</table></fieldset>'.
-               '<fieldset class="ltioption_'.$num.'" style="display:'.$optionsty.'"><legend>'.&mt('Mapping courses').'</legend>'.
+               '<fieldset class="ltioption_usr_'.$num.'" style="display:'.$optionsty.'"><legend>'.
+               &mt('LON-CAPA menu items (Course Coordinator can override)').'</legend>'.
+               '<div class="LC_floatleft"><span class="LC_nobreak">'.$lt{'topmenu'}.':&nbsp;'.
+               '<label><input type="radio" name="lti_topmenu_'.$num.'" value="0"'.
+               $checked{'topmenu'}{'N'}.$onclickmenu.' />'.&mt('No').'</label>'.('&nbsp;'x2).
+               '<label><input type="radio" name="lti_topmenu_'.$num.'" value="1"'.
+               $checked{'topmenu'}{'Y'}.$onclickmenu.' />'.&mt('Yes').'</label></span></div>'.
+               '<div style="padding:0;clear:both;margin:0;border:0"></div>'.
+               '<div class="LC_floatleft"><span class="LC_nobreak">'.$lt{'inlinemenu'}.':&nbsp;'.
+               '<label><input type="radio" name="lti_inlinemenu_'.$num.'" value="0"'.
+               $checked{'inlinemenu'}{'N'}.$onclickmenu.' />'.&mt('No').'</label>'.('&nbsp;'x2).
+               '<label><input type="radio" name="lti_inlinemenu_'.$num.'" value="1"'.
+               $checked{'inlinemenu'}{'Y'}.$onclickmenu.' />'.&mt('Yes').'</label></span></div>';
+     $output .='<div style="padding:0;clear:both;margin:0;border:0"></div>'.
+               '<div class="LC_floatleft" style="display:'.$menusty.';" id="lti_menufield_'.$num.'">'.
+               '<span class="LC_nobreak">'.&mt('Menu items').':&nbsp;';
+    foreach my $type ('fullname','coursetitle','role','logout','grades') {
+        $output .= '<label><input type="checkbox" name="lti_menuitem_'.$num.'" value="'.$type.'"'.
+                   $checked{'menuitem'}{$type}.' />'.$menutitles{$type}.'</label>'.
+                   ('&nbsp;'x2);
+    }
+    $output .= '</span></div></fieldset>'.
+               '<fieldset class="ltioption_crs_'.$num.'" style="display:'.$crssty.'"><legend>'.&mt('Mapping courses').'</legend>'.
                '<div class="LC_floatleft"><span class="LC_nobreak">'.
                &mt('Unique course identifier').':&nbsp;';
     foreach my $option ('course_offering_sourcedid','context_id','other') {
@@ -5151,21 +6700,51 @@ sub lti_options {
                    $checked{'mapcrstype'}{$type}.' />'.$coursetypetitles{$type}.'</label>'.
                    ('&nbsp;'x2);
     }
-    $output .= '</span></fieldset>'.
-               '<fieldset class="ltioption_'.$num.'" style="display:'.$optionsty.'"><legend>'.&mt('Creating courses').'</legend>'.
+    $output .= '</span><br /><br />'.
+               '<span class="LC_nobreak">'.&mt('Store mapping of course identifier to LON-CAPA CourseID').':&nbsp;'.
+               '<label><input type="radio" name="lti_storecrs_'.$num.'" value="0"'.
+               $checked{'storecrs'}{'N'}.' />'.&mt('No').'</label>'.('&nbsp;'x2).
+               '<label><input type="radio" name="lti_storecrs_'.$num.'" value="1"'.
+               $checked{'storecrs'}{'Y'}.' />'.&mt('Yes').'</label></span>'.
+               '</fieldset>'.
+               '<fieldset class="ltioption_crs_'.$num.'" style="display:'.$crssty.'"><legend>'.&mt('Mapping course roles').'</legend><table><tr>';
+    foreach my $ltirole (@lticourseroles) {
+        my ($selected,$selectnone);
+        if ($rolemaps{$ltirole} eq '') {
+            $selectnone = ' selected="selected"';
+        }
+        $output .= '<td style="text-align: center">'.$ltirole.'<br />'.
+                   '<select name="lti_maprole_'.$ltirole.'_'.$num.'">'.
+                   '<option value=""'.$selectnone.'>'.&mt('Select').'</option>';
+        foreach my $role (@courseroles) {
+            unless ($selectnone) {
+                if ($rolemaps{$ltirole} eq $role) {
+                    $selected = ' selected="selected"';
+                } else {
+                    $selected = '';
+                }
+            }
+            $output .= '<option value="'.$role.'"'.$selected.'>'.
+                       &Apache::lonnet::plaintext($role,'Course').
+                       '</option>';
+        }
+        $output .= '</select></td>';
+    }
+    $output .= '</tr></table></fieldset>'.
+               '<fieldset class="ltioption_crs_'.$num.'" style="display:'.$crssty.'"><legend>'.&mt('Creating courses').'</legend>'.
                '<span class="LC_nobreak">'.&mt('Course created (if absent) on Instructor access').':&nbsp;'.
                '<label><input type="radio" name="lti_makecrs_'.$num.'" value="0"'.
                $checked{'makecrs'}{'N'}.' />'.&mt('No').'</label>'.('&nbsp;'x2).
                '<label><input type="radio" name="lti_makecrs_'.$num.'" value="1"'.
                $checked{'makecrs'}{'Y'}.' />'.&mt('Yes').'</label></span>'.
                '</fieldset>'.
-               '<fieldset class="ltioption_'.$num.'" style="display:'.$optionsty.'"><legend>'.&mt('Roles which may self-enroll').'</legend>';
+               '<fieldset class="ltioption_crs_'.$num.'" style="display:'.$crssty.'"><legend>'.&mt('Roles which may self-enroll').'</legend>';
     foreach my $lticrsrole (@lticourseroles) {
         $output .= '<span class="LC_nobreak"><label><input type="checkbox" name="lti_selfenroll_'.$num.'" value="'.$lticrsrole.'"'.
                    $checked{'selfenroll'}{$lticrsrole}.' />'.$lticrsrole.'</label>&nbsp;</span> ';
     }
     $output .= '</fieldset>'.
-               '<fieldset class="ltioption_'.$num.'" style="display:'.$optionsty.'"><legend>'.&mt('Course options').'</legend>'.
+               '<fieldset class="ltioption_crs_'.$num.'" style="display:'.$crssty.'"><legend>'.&mt('Course options').'</legend>'.
                '<div class="LC_floatleft"><span class="LC_nobreak">'.&mt('Assign users to sections').':&nbsp;'.
                '<label><input type="radio" name="lti_crssec_'.$num.'" value="0"'.
                $checked{'crssec'}{'N'}.$onclicksec.' />'.&mt('No').'</label>'.('&nbsp;'x2).
@@ -5188,9 +6767,9 @@ sub lti_options {
         if ($extra eq 'passback') {
             $pb1p1chk = ' checked="checked"';
             $pb1p0chk = '';
-            $onclickpb = ' onclick="toggleLTI(this.form,'."'passback','$num'".');"'; 
+            $onclickpb = ' onclick="toggleLTI(this.form,'."'passback','$num'".');"';
         } else {
-            $onclickpb = ''; 
+            $onclickpb = '';
         }
         if (ref($current) eq 'HASH') {
             if (($current->{$extra})) {
@@ -5216,27 +6795,8 @@ sub lti_options {
                '<label><input type="radio" name="lti_passbackformat_'.$num.'" value="1.1"'.$pb1p1chk.' />'.
                &mt('Outcomes Service (1.1)').'</label>'.('&nbsp;'x2).
                '<label><input type="radio" name="lti_passbackformat_'.$num.'" value="1.0"'.$pb1p0chk.'/>'.
-               &mt('Outcomes Extension (1.0)').'</label></span></div></fieldset>'.
-               '<fieldset class="ltioption_'.$num.'" style="display:'.$optionsty.'"><legend>'.&mt('Course defaults (Course Coordinator can override)').'</legend>'.
-               '<div class="LC_floatleft"><span class="LC_nobreak">'.$lt{'topmenu'}.':&nbsp;'.
-               '<label><input type="radio" name="lti_topmenu_'.$num.'" value="0"'.
-               $checked{'topmenu'}{'N'}.$onclickmenu.' />'.&mt('No').'</label>'.('&nbsp;'x2).
-               '<label><input type="radio" name="lti_topmenu_'.$num.'" value="1"'.
-               $checked{'topmenu'}{'Y'}.$onclickmenu.' />'.&mt('Yes').'</label></span></div>'.
-               '<div style="padding:0;clear:both;margin:0;border:0"></div>'.
-               '<div class="LC_floatleft"><span class="LC_nobreak">'.$lt{'inlinemenu'}.':&nbsp;'.
-               '<label><input type="radio" name="lti_inlinemenu_'.$num.'" value="0"'.
-               $checked{'inlinemenu'}{'N'}.$onclickmenu.' />'.&mt('No').'</label>'.('&nbsp;'x2).
-               '<label><input type="radio" name="lti_inlinemenu_'.$num.'" value="1"'.
-               $checked{'inlinemenu'}{'Y'}.$onclickmenu.' />'.&mt('Yes').'</label></span></div>';
-     $output .='<div style="padding:0;clear:both;margin:0;border:0"></div>'. 
-               '<div class="LC_floatleft" style="display:'.$menusty.';" id="lti_menufield_'.$num.'">'.
-               '<span class="LC_nobreak">'.&mt('Menu items').':&nbsp;';
-    foreach my $type ('fullname','coursetitle','role','logout','grades') {
-        $output .= '<label><input type="checkbox" name="lti_menuitem_'.$num.'" value="'.$type.'"'.
-                   $checked{'menuitem'}{$type}.' />'.$menutitles{$type}.'</label>'.
-                   ('&nbsp;'x2);
-    }
+               &mt('Outcomes Extension (1.0)').'</label></span></div>'.
+               '<div style="padding:0;clear:both;margin:0;border:0"></div></fieldset>';
     $output .= '</span></div></fieldset>';
 #        '<fieldset><legend>'.&mt('Assigning author roles').'</legend>';
 #
@@ -5262,29 +6822,40 @@ sub print_coursedefaults {
     my %choices =  &Apache::lonlocal::texthash (
         canuse_pdfforms      => 'Course/Community users can create/upload PDF forms',
         uploadquota          => 'Default quota for files uploaded directly to course/community using Course Editor (MB)',
+        coursequota          => 'Default cumulative quota for all group portfolio spaces in course (MB)',
         anonsurvey_threshold => 'Responder count needed before showing submissions for anonymous surveys',
         coursecredits        => 'Credits can be specified for courses',
         uselcmath            => 'Math preview uses LON-CAPA previewer (javascript) in place of DragMath (Java)',
         usejsme              => 'Molecule editor uses JSME (HTML5) in place of JME (Java)',
+        inline_chem          => 'Use inline previewer for chemical reaction response in place of pop-up',
         texengine            => 'Default method to display mathematics',
         postsubmit           => 'Disable submit button/keypress following student submission',
         canclone             => "People who may clone a course (besides course's owner and coordinators)",
         mysqltables          => 'Lifetime (s) of "Temporary" MySQL tables (student performance data) on homeserver',
+        ltiauth              => 'Student username in LTI launch of deep-linked URL can be accepted without re-authentication',
+        domexttool           => 'External Tools defined in the domain may be used in courses/communities (by type)',
+        exttool              => 'External Tools can be defined and configured in courses/communities (by type)',
+        crsauthor            => 'Standard LON-CAPA problems can be created within a course/community (by type)',
     );
     my %staticdefaults = (
                            anonsurvey_threshold => 10,
                            uploadquota          => 500,
+                           coursequota          => 20,
                            postsubmit           => 60,
                            mysqltables          => 172800,
+                           domexttool           => 1,
+                           exttool              => 0,
+                           crsauthor            => 1,
                          );
     if ($position eq 'top') {
         %defaultchecked = (
                             'canuse_pdfforms' => 'off',
                             'uselcmath'       => 'on',
                             'usejsme'         => 'on',
+                            'inline_chem'     => 'on',
                             'canclone'        => 'none',
                           );
-        @toggles = ('canuse_pdfforms','uselcmath','usejsme');
+        @toggles = ('canuse_pdfforms','uselcmath','usejsme','inline_chem');
         my $deftex = $Apache::lonnet::deftex;
         if (ref($settings) eq 'HASH') {
             if ($settings->{'texengine'}) {
@@ -5323,7 +6894,7 @@ sub print_coursedefaults {
         my $currcanclone = 'none';
         my $onclick;
         my @cloneoptions = ('none','domain');
-        my %clonetitles = (
+        my %clonetitles = &Apache::lonlocal::texthash (
                              none     => 'No additional course requesters',
                              domain   => "Any course requester in course's domain",
                              instcode => 'Course requests for official courses ...',
@@ -5388,17 +6959,63 @@ sub print_coursedefaults {
         $itemcount ++;
     } else {
         $css_class = $itemcount%2 ? ' class="LC_odd_row"' : '';
-        my ($currdefresponder,%defcredits,%curruploadquota,%deftimeout,%currmysql);
+        my ($currdefresponder,%defcredits,%curruploadquota,%currcoursequota,
+            %deftimeout,%currmysql);
         my $currusecredits = 0;
         my $postsubmitclient = 1;
+        my $ltiauth = 0;
+        my %domexttool;
+        my %exttool;
+        my %crsauthor;
         my @types = ('official','unofficial','community','textbook','placement');
         if (ref($settings) eq 'HASH') {
+            if ($settings->{'ltiauth'}) {
+                $ltiauth = 1;
+            }
+            if (ref($settings->{'domexttool'}) eq 'HASH') {
+                foreach my $type (@types) {
+                    if ($settings->{'domexttool'}->{$type}) {
+                        $domexttool{$type} = ' checked="checked"';
+                    }
+                }
+            } else {
+                foreach my $type (@types) {
+                    if ($staticdefaults{'domexttool'}) {
+                        $domexttool{$type} = ' checked="checked"';
+                    }
+                }
+            }
+            if (ref($settings->{'exttool'}) eq 'HASH') {
+                foreach my $type (@types) {
+                    if ($settings->{'exttool'}->{$type}) {
+                        $exttool{$type} = ' checked="checked"';
+                    }
+                }
+            }
+            if (ref($settings->{'crsauthor'}) eq 'HASH') {
+                foreach my $type (@types) {
+                    if ($settings->{'crsauthor'}->{$type}) {
+                        $crsauthor{$type} = ' checked="checked"';
+                    }
+                }
+            } else {
+                foreach my $type (@types) {
+                    if ($staticdefaults{'crsauthor'}) {
+                        $crsauthor{$type} = ' checked="checked"';
+                    }
+                }
+            }
             $currdefresponder = $settings->{'anonsurvey_threshold'};
             if (ref($settings->{'uploadquota'}) eq 'HASH') {
                 foreach my $type (keys(%{$settings->{'uploadquota'}})) {
                     $curruploadquota{$type} = $settings->{'uploadquota'}{$type};
                 }
             }
+            if (ref($settings->{'coursequota'}) eq 'HASH') {
+                foreach my $type (keys(%{$settings->{'coursequota'}})) {
+                    $currcoursequota{$type} = $settings->{'coursequota'}{$type};
+                }
+            }
             if (ref($settings->{'coursecredits'}) eq 'HASH') {
                 foreach my $type (@types) {
                     next if ($type eq 'community');
@@ -5444,6 +7061,12 @@ sub print_coursedefaults {
         } else {
             foreach my $type (@types) {
                 $deftimeout{$type} = $staticdefaults{'postsubmit'};
+                if ($staticdefaults{'domexttool'}) {
+                    $domexttool{$type} = ' checked="checked"';
+                }
+                if ($staticdefaults{'crsauthor'}) {
+                    $crsauthor{$type} = ' checked="checked"';
+                }
             }
         }
         if (!$currdefresponder) {
@@ -5455,6 +7078,9 @@ sub print_coursedefaults {
             if ($curruploadquota{$type} eq '') {
                 $curruploadquota{$type} = $staticdefaults{'uploadquota'};
             }
+            if ($currcoursequota{$type} eq '') {
+                $currcoursequota{$type} = $staticdefaults{'coursequota'};
+            }
         }
         $datatable .=
                 '<tr'.$css_class.'><td><span class="LC_nobreak">'.
@@ -5478,6 +7104,19 @@ sub print_coursedefaults {
         }
         $datatable .= '</tr></table></td></tr>'."\n";
         $itemcount ++;
+        $css_class = $itemcount%2 ? ' class="LC_odd_row"' : '';
+        $datatable .= '<tr'.$css_class.'><td><span class="LC_nobreak">'.
+                      $choices{'coursequota'}.
+                      '</span></td>'.
+                      '<td style="text-align: right" class="LC_right_item">'.
+                      '<table><tr>';
+        foreach my $type (@types) {
+            $datatable .= '<td style="text-align: center">'.&mt($type).'<br />'.
+                           '<input type="text" name="coursequota_'.$type.'"'.
+                           ' value="'.$currcoursequota{$type}.'" size="5" /></td>';
+        }
+        $datatable .= '</tr></table></td></tr>'."\n";
+        $itemcount ++;
         my $onclick = "toggleDisplay(this.form,'credits');";
         my $display = 'none';
         if ($currusecredits) {
@@ -5538,12 +7177,272 @@ sub print_coursedefaults {
         }
         $datatable .= '</tr></table></td></tr>'."\n";
         $itemcount ++;
+        %defaultchecked = ('ltiauth' => 'off');
+        @toggles = ('ltiauth');
+        $current = {
+                       'ltiauth' => $ltiauth,
+                   };
+        ($table,$itemcount) =
+            &radiobutton_prefs($current,\@toggles,\%defaultchecked,
+                               \%choices,$itemcount,undef,undef,'left');
+        $datatable .= $table;
+        $css_class = $itemcount%2 ? ' class="LC_odd_row"' : '';
+        $datatable .= '<tr'.$css_class.'><td><span class="LC_nobreak">'.
+                      $choices{'domexttool'}.
+                      '</span></td>'.
+                      '<td style="text-align: right" class="LC_right_item">'.
+                      '<table><tr>';
+        foreach my $type (@types) {
+            $datatable .= '<td style="text-align: left">'.
+                          '<span class="LC_nobreak">'.
+                          '<input type="checkbox" name="domexttool"'.
+                          ' value="'.$type.'"'.$domexttool{$type}.' />'.
+                          &mt($type).'</span></td>'."\n";
+        }
+        $datatable .= '</tr></table></td></tr>'."\n";
+        $itemcount ++;
+        $css_class = $itemcount%2 ? ' class="LC_odd_row"' : '';
+        $datatable .= '<tr'.$css_class.'><td><span class="LC_nobreak">'.
+                      $choices{'exttool'}.
+                      '</span></td>'.
+                      '<td style="text-align: right" class="LC_right_item">'.
+                      '<table><tr>';
+        foreach my $type (@types) {
+            $datatable .= '<td style="text-align: left">'.
+                          '<span class="LC_nobreak">'.
+                          '<input type="checkbox" name="exttool"'.
+                          ' value="'.$type.'"'.$exttool{$type}.' />'.
+                          &mt($type).'</span></td>'."\n";
+        }
+        $datatable .= '</tr></table></td></tr>'."\n";
+        $itemcount ++;
+        $css_class = $itemcount%2 ? ' class="LC_odd_row"' : '';
+        $datatable .= '<tr'.$css_class.'><td><span class="LC_nobreak">'.
+                      $choices{'crsauthor'}.
+                      '</span></td>'.
+                      '<td style="text-align: right" class="LC_right_item">'.
+                      '<table><tr>';
+        foreach my $type (@types) {
+            $datatable .= '<td style="text-align: left">'.
+                          '<span class="LC_nobreak">'.
+                          '<input type="checkbox" name="crsauthor"'.
+                          ' value="'.$type.'"'.$crsauthor{$type}.' />'.
+                          &mt($type).'</span></td>'."\n";
+        }
+        $datatable .= '</tr></table></td></tr>'."\n";
+    }
+    $$rowtotal += $itemcount;
+    return $datatable;
+}
 
+sub print_authordefaults {
+    my ($position,$dom,$settings,$rowtotal) = @_;
+    my ($css_class,$datatable,%checkedon,%checkedoff);
+    my $itemcount = 1;
+    my %titles = &authordefaults_titles();
+    if ($position eq 'top') {
+        my %defaultchecked = (
+                            'nocodemirror' => 'off',
+                            'domcoordacc'  => 'on',
+                          );
+        my @toggles = ('nocodemirror','domcoordacc');
+        ($datatable,$itemcount) = &radiobutton_prefs($settings,\@toggles,\%defaultchecked,
+                                                     \%titles,$itemcount);
+        my %staticdefaults = (
+                                'copyright'    => 'default',
+                                'sourceavail'  => 'closed',
+                             );
+        $css_class = $itemcount%2?' class="LC_odd_row"':'';
+        my %currrights;
+        foreach my $item ('copyright','sourceavail') {
+            $currrights{$item} = $staticdefaults{$item};
+            if (ref($settings) eq 'HASH') {
+                if (exists($settings->{$item})) {
+                    $currrights{$item} = $settings->{$item};
+                }
+            }
+        }
+        $datatable .= '<tr'.$css_class.'><td style="vertical-align: top">'.
+                      '<span class="LC_nobreak">'.$titles{'copyright'}.
+                      '</span></td><td class="LC_right_item">'.
+                      &selectbox('copyright',$currrights{'copyright'},'',
+                                 \&Apache::loncommon::copyrightdescription,
+                                 (grep !/^priv|custom$/,(&Apache::loncommon::copyrightids))).
+                      '</td></tr>'."\n";
+        $itemcount ++;
+        $css_class = $itemcount%2?' class="LC_odd_row"':'';
+        $datatable .= '<tr'.$css_class.'><td style="vertical-align: top">'.
+                      '<span class="LC_nobreak">'.$titles{'sourceavail'}.
+                      '</span></td><td class="LC_right_item">'.
+                      &selectbox('sourceavail',$currrights{'sourceavail'},'',
+                                 \&Apache::loncommon::source_copyrightdescription,
+                                 (&Apache::loncommon::source_copyrightids)).
+                      '</td></tr>'."\n";        
+    } else {
+        $css_class = $itemcount%2 ? ' class="LC_odd_row"' : '';
+        my $curreditors;
+        my %staticdefaults = (
+                                editors => ['edit','xml'],
+                                authorquota => 500,
+                                webdav => 0,
+                             );
+        my $curreditors = $staticdefaults{'editors'};
+        if ((ref($settings) eq 'HASH') &&
+            (ref($settings->{'editors'}) eq 'ARRAY')) {
+            $curreditors = $settings->{'editors'};
+        } else {
+            $curreditors = $staticdefaults{'editors'};
+        }
+        my @editors = ('edit','xml','daxe');
+        $datatable = '<tr'.$css_class.'>'."\n".
+                     '<td>'.$titles{'editors'}.'</td>'."\n".
+                     '<td class="LC_left_item">'."\n".
+                     '<span class="LC_nobreak">';
+        foreach my $editor (@editors) {
+            my $checked;
+            if (grep(/^\Q$editor\E$/,@{$curreditors})) {
+                $checked = ' checked="checked"';
+            }
+            $datatable .= '<label>'.
+                          '<input type="checkbox" name="author_editors" '.
+                          $checked.' value="'.$editor.'" '.
+                          'onclick="javascript:checkEditors(this.form,'."'author_editors'".',this);" />'.
+                          $titles{$editor}.'</label>&nbsp;';
+        }
+        $datatable .= '</span>'."\n".'</td>'."\n".'</tr>'."\n";
+        $itemcount ++;
+        $css_class = $itemcount%2?' class="LC_odd_row"':'';
+        my ($othertitle,$usertypes,$types) = &Apache::loncommon::sorted_inst_types($dom);
+        my @insttypes;
+        if (ref($types) eq 'ARRAY') {
+            @insttypes = @{$types};
+        }
+        my $typecount = 0;
+        my %domconf = &Apache::lonnet::get_dom('configuration',['quotas'],$dom);
+        my @items = ('webdav','authorquota');
+        my %quotas;
+        if (ref($domconf{'quotas'}) eq 'HASH') {
+            %quotas = %{$domconf{'quotas'}};
+            foreach my $item (@items) {
+                if (ref($quotas{$item}) eq 'HASH') {
+                    foreach my $type (@insttypes,'default') {
+                        if ($item eq 'authorquota') {
+                            if ($quotas{$item}{$type} !~ /^\d+$/) {
+                                $quotas{$item}{$type} = $staticdefaults{$item};
+                            }
+                        } elsif ($item eq 'webdav') {
+                            if ($quotas{$item}{$type} !~ /^(0|1)$/) {
+                                $quotas{$item}{$type} = $staticdefaults{$item};
+                            }
+                        }
+                    }
+                } else {
+                    foreach my $type (@insttypes,'default') {
+                        $quotas{$item}{$type} = $staticdefaults{$item};
+                    }
+                }
+            }
+        } else {
+            foreach my $item (@items) {
+                foreach my $type (@insttypes,'default') {
+                    $quotas{$item}{$type} = $staticdefaults{$item};
+                }
+            }
+        }
+        if (ref($usertypes) eq 'HASH') {
+            my $numinrow = 4;
+            my $onclick = '';
+            $datatable .= &insttypes_row(\%quotas,$types,$usertypes,$dom,
+                                         $numinrow,$othertitle,'authorquota',
+                                         \$itemcount,$onclick);
+            $itemcount ++;
+            $datatable .= &insttypes_row(\%quotas,$types,$usertypes,$dom,
+                                         $numinrow,$othertitle,'webdav',
+                                         \$itemcount);
+            $itemcount ++;
+        }
+        my $checkedno = ' checked="checked"';
+        my ($checkedon,$checkedoff);
+        if (ref($quotas{'webdav'}) eq 'HASH') {
+            if ($quotas{'webdav'}{'_LC_adv'} =~ /^0|1$/) { 
+                if ($quotas{'webdav'}{'_LC_adv'}) {
+                    $checkedon = $checkedno;
+                } else {
+                    $checkedoff = $checkedno;
+                }
+                undef($checkedno);
+            }
+        }
+        $css_class = $itemcount%2?' class="LC_odd_row"':'';
+        $datatable .= '<tr'.$css_class.'>'.
+                      '<td>'.$titles{'webdav_LC_adv'}.'<br />'.
+                             $titles{'webdav_LC_adv_over'}.
+                      '</td>'.
+                      '<td class="LC_left_item">';
+        foreach my $option ('none','off','on') {
+            my ($text,$val,$checked);
+            if ($option eq 'none') {
+                $text = $titles{'none'};
+                $val = '';
+                $checked = $checkedno;
+            } elsif ($option eq 'off') {
+                $text = $titles{'overoff'};
+                $val = 0;
+                $checked = $checkedoff;
+            } elsif ($option eq 'on') {
+                $text = $titles{'overon'};
+                $val = 1;
+                $checked = $checkedon;
+            } 
+            $datatable .= '<span class="LC_nobreak"><label>'.
+                          '<input type="radio" name="webdav_LC_adv"'.
+                          ' value="'.$val.'"'.$checked.' />'.
+                          $text.'</label></span>&nbsp; ';
+        }
+        $datatable .= '</td></tr>';
+        $itemcount ++;
     }
     $$rowtotal += $itemcount;
     return $datatable;
 }
 
+sub authordefaults_titles {
+    return &Apache::lonlocal::texthash(
+               copyright => 'Copyright/Distribution',
+               sourceavail => ' Source Available',
+               editors => 'Available Editors',
+               webdav => 'WebDAV',
+               authorquota => 'Authoring Space quotas (MB)',
+               nocodemirror => 'Deactivate CodeMirror for EditXML editor',
+               domcoordacc => 'Dom. Coords. can enter Authoring Spaces in domain',
+               edit  => 'Standard editor (Edit)',
+               xml   => 'Text editor (EditXML)',
+               daxe  => 'Daxe editor (Daxe)',
+               webdav_LC_adv => 'WebDAV access for LON-CAPA "advanced" users',
+               webdav_LC_adv_over => '(overrides access based on affiliation, if set)',
+               none => 'No override set',
+               overon => 'Override -- webDAV on',
+               overoff => 'Override -- webDAV off', 
+    );
+}
+
+sub selectbox {
+    my ($name,$value,$readonly,$functionref,@idlist)=@_;
+    my $selout = '<select name="'.$name.'">';
+    foreach my $id (@idlist) {
+        $selout.='<option value="'.$id.'"';
+        if ($id eq $value) {
+            $selout.=' selected="selected"';
+        }
+        if ($readonly) {
+            $selout .= ' disabled="disabled"';
+        }
+        $selout.='>'.&{$functionref}($id).'</option>';
+    }
+    $selout.='</select>';
+    return $selout;
+}
+
 sub print_selfenrollment {
     my ($position,$dom,$settings,$rowtotal) = @_;
     my ($css_class,$datatable);
@@ -5769,6 +7668,944 @@ sub print_validation_rows {
     return $datatable;
 }
 
+sub print_privacy {
+    my ($position,$dom,$settings,$rowtotal) = @_;
+    my ($datatable,$css_class,$numinrow,@items,%names,$othertitle,$usertypes,$types);
+    my $itemcount = 0;
+    if ($position eq 'top') {
+        $numinrow = 2;
+    } else {
+        @items = ('domain','author','course','community');
+        %names = &Apache::lonlocal::texthash (
+                     domain => 'Assigned domain role(s)',
+                     author => 'Assigned co-author role(s)',
+                     course => 'Assigned course role(s)',
+                     community => 'Assigned community role(s)',
+                 );
+        $numinrow = 4;
+        ($othertitle,$usertypes,$types) =
+            &Apache::loncommon::sorted_inst_types($dom);
+    }
+    if (($position eq 'top') || ($position eq 'middle')) {
+        my (%by_ip,%by_location,@intdoms,@instdoms);
+        &build_location_hashes(\@intdoms,\%by_ip,\%by_location,\@instdoms);
+        if ($position eq 'top') {
+            my %curr;
+            my @options = ('none','user','domain','auto');
+            my %titles = &Apache::lonlocal::texthash (
+                none   => 'Not allowed',
+                user   => 'User authorizes',
+                domain => 'DC authorizes',
+                auto   => 'Unrestricted',
+                instdom => 'Other domain shares institution/provider',
+                extdom => 'Other domain has different institution/provider',
+                notify => 'Notify when role needs authorization',
+            );
+            my %names = &Apache::lonlocal::texthash (
+                domain => 'Domain role',
+                author => 'Co-author role',
+                course => 'Course role',
+                community => 'Community role',
+            );
+            my $primary_id = &Apache::lonnet::domain($dom,'primary');
+            my $intdom = &Apache::lonnet::internet_dom($primary_id);
+            foreach my $domtype ('instdom','extdom') {
+                my (%checked,$skip);
+                $css_class = $itemcount%2?' class="LC_odd_row"':'';
+                $datatable .= '<tr'.$css_class.'><td>'.$titles{$domtype}.'</td>'.
+                              '<td class="LC_left_item">';
+                if ($domtype eq 'instdom') {
+                    unless (@instdoms > 1) {
+                        $datatable .= &mt('Nothing to set, as no domains besides [_1] are hosted by [_2]',$dom,$intdom);
+                        $skip = 1;
+                    }
+                } elsif ($domtype eq 'extdom') {
+                    if (keys(%by_location) == 0) {
+                        $datatable .= &mt('Nothing to set, as no other hosts besides [_1]',$intdom);
+                        $skip = 1;
+                    }
+                }
+                unless ($skip) {
+                    foreach my $roletype ('domain','author','course','community') {
+                        $checked{'auto'} = ' checked="checked"';
+                        if (ref($settings) eq 'HASH') {
+                            if (ref($settings->{approval}) eq 'HASH') {
+                                if (ref($settings->{approval}->{$domtype}) eq 'HASH') {
+                                    if ($settings->{approval}->{$domtype}->{$roletype}=~ /^(none|user|domain)$/) {
+                                        $checked{$1} = ' checked="checked"';
+                                        $checked{'auto'} = '';
+                                    }
+                                }
+                            }
+                        }
+                        $datatable .= '<fieldset><legend>'.$names{$roletype}.'</legend>';
+                        foreach my $option (@options) {
+                            $datatable .= '<span class="LC_nobreak"><label>'.
+                                          '<input type="radio" name="privacy_approval_'.$domtype.'_'.$roletype.'" '.
+                                          'value="'.$option.'"'.$checked{$option}.' />'.$titles{$option}.
+                                          '</label></span>&nbsp; ';
+                        }
+                        $datatable .= '</fieldset>';
+                    }
+                }
+                $datatable .= '</td></tr>';
+                $itemcount ++;
+            }
+            $css_class = $itemcount%2?' class="LC_odd_row"':'';
+            $datatable .= '<tr'.$css_class.'><td>'.$titles{'notify'}.'</td>'.
+                          '<td class="LC_left_item">';
+            if ((@instdoms > 1) || (keys(%by_location) > 0)) {
+                my %curr;
+                if (ref($settings) eq 'HASH') {
+                    if ($settings->{'notify'} ne '') {
+                        map {$curr{$_}=1;} split(/,/,$settings->{'notify'});
+                    }
+                }
+                $css_class = $itemcount%2?' class="LC_odd_row"':'';
+                my ($numdc,$table,$rows) = &active_dc_picker($dom,$numinrow,'checkbox',
+                                                             'privacy_notify',%curr);
+                if ($numdc > 0) {
+                    $datatable .= $table;
+                } else {
+                    $datatable .= &mt('There are no active Domain Coordinators');
+                }
+            } else {
+                $datatable .= &mt('Nothing to set here, as there are no other domains');
+            }
+            $datatable .='</td></tr>';
+        } elsif ($position eq 'middle') {
+            if ((@instdoms > 1) || (keys(%by_location) > 0)) {
+                if ((ref($types) eq 'ARRAY') && (ref($usertypes) eq 'HASH')) {
+                    foreach my $item (@{$types}) {
+                        $datatable .= &modifiable_userdata_row('privacy','othdom_'.$item,$settings,
+                                                               $numinrow,$itemcount,'','','','','',
+                                                               '',$usertypes->{$item});
+                        $itemcount ++;
+                    }
+                }
+                $datatable .= &modifiable_userdata_row('privacy','othdom_default',$settings,
+                                                       $numinrow,$itemcount,'','','','','',
+                                                       '',$othertitle);
+                $itemcount ++;
+            } else {
+                my (@insttypes,%insttitles);
+                if ((ref($types) eq 'ARRAY') && (ref($usertypes) eq 'HASH')) {
+                    @insttypes = @{$types};
+                    %insttitles = %{$usertypes};
+                }
+                foreach my $item (@insttypes,'default') {
+                    my $title;
+                    if ($item eq 'default') {
+                        $title = $othertitle;
+                    } else {
+                        $title = $insttitles{$item};
+                    }
+                    $css_class = $itemcount%2?' class="LC_odd_row"':'';
+                    $datatable .= '<tr'.$css_class.'>'.
+                                  '<td class="LC_left_item">'.$title.'</td>'.
+                                  '<td class="LC_left_item">'.
+                                  &mt('Nothing to set here, as there are no other domains').
+                                  '</td></tr>';
+                    $itemcount ++;
+                }
+            }
+        }
+    } else {
+        my $prefix;
+        if ($position eq 'lower') {
+            $prefix = 'priv';
+        } else {
+            $prefix = 'unpriv';
+        }
+        foreach my $item (@items) {
+            $datatable .= &modifiable_userdata_row('privacy',$prefix.'_'.$item,$settings,
+                                                   $numinrow,$itemcount,'','','','','',
+                                                   '',$names{$item});
+            $itemcount ++;
+        }
+    }
+    if (ref($rowtotal)) {
+        $$rowtotal += $itemcount;
+    }
+    return $datatable;
+}
+
+sub print_passwords {
+    my ($position,$dom,$confname,$settings,$rowtotal) = @_;
+    my ($datatable,$css_class);
+    my $itemcount = 0;
+    my %titles = &Apache::lonlocal::texthash (
+        captcha        => '"Forgot Password" CAPTCHA validation',
+        link           => 'Reset link expiration (hours)',
+        case           => 'Case-sensitive usernames/e-mail',
+        prelink        => 'Information required (form 1)',
+        postlink       => 'Information required (form 2)',
+        emailsrc       => 'LON-CAPA e-mail address type(s)',
+        customtext     => 'Domain specific text (HTML)',
+        intauth_cost   => 'Encryption cost for bcrypt (positive integer)',
+        intauth_check  => 'Check bcrypt cost if authenticated',
+        intauth_switch => 'Existing crypt-based switched to bcrypt on authentication',
+        permanent      => 'Permanent e-mail address',
+        critical       => 'Critical notification address',
+        notify         => 'Notification address',
+        min            => 'Minimum password length',
+        max            => 'Maximum password length',
+        chars          => 'Required characters',
+        expire         => 'Password expiration (days)',
+        numsaved       => 'Number of previous passwords to save and disallow reuse',
+    );
+    if ($position eq 'top') {
+        my ($othertitle,$usertypes,$types) = &Apache::loncommon::sorted_inst_types($dom);
+        my $shownlinklife = 2;
+        my $prelink = 'both';
+        my (%casesens,%postlink,%emailsrc,$nostdtext,$customurl);
+        if (ref($settings) eq 'HASH') {
+            if ($settings->{resetlink} =~ /^\d+(|\.\d*)$/) {
+                $shownlinklife = $settings->{resetlink};
+            }
+            if (ref($settings->{resetcase}) eq 'ARRAY') {
+                map { $casesens{$_} = 1; } (@{$settings->{resetcase}});
+            }
+            if ($settings->{resetprelink} =~ /^(both|either)$/) {
+                $prelink = $settings->{resetprelink};
+            }
+            if (ref($settings->{resetpostlink}) eq 'HASH') {
+                %postlink = %{$settings->{resetpostlink}};
+            }
+            if (ref($settings->{resetemail}) eq 'ARRAY') {
+                map { $emailsrc{$_} = 1; } (@{$settings->{resetemail}});
+            }
+            if ($settings->{resetremove}) {
+                $nostdtext = 1;
+            }
+            if ($settings->{resetcustom}) {
+                $customurl = $settings->{resetcustom};
+            }
+        } else {
+            if (ref($types) eq 'ARRAY') {
+                foreach my $item (@{$types}) {
+                    $casesens{$item} = 1;
+                    $postlink{$item} = ['username','email'];
+                }
+            }
+            $casesens{'default'} = 1;
+            $postlink{'default'} = ['username','email'];
+            $prelink = 'both';
+            %emailsrc = (
+                          permanent => 1,
+                          critical  => 1,
+                          notify    => 1,
+            );
+        }
+        $datatable = &captcha_choice('passwords',$settings,$$rowtotal);
+        $itemcount ++;
+        $css_class = $itemcount%2?' class="LC_odd_row"':'';
+        $datatable .= '<tr'.$css_class.'><td>'.$titles{'link'}.'</td>'.
+                      '<td class="LC_left_item">'.
+                      '<input type="textbox" value="'.$shownlinklife.'" '.
+                      'name="passwords_link" size="3" /></td></tr>';
+        $itemcount ++;
+        $css_class = $itemcount%2?' class="LC_odd_row"':'';
+        $datatable .= '<tr'.$css_class.'><td>'.$titles{'case'}.'</td>'.
+                      '<td class="LC_left_item">';
+        if ((ref($types) eq 'ARRAY') && (ref($usertypes) eq 'HASH')) {
+            foreach my $item (@{$types}) {
+                my $checkedcase;
+                if ($casesens{$item}) {
+                    $checkedcase = ' checked="checked"';
+                }
+                $datatable .= '<span class="LC_nobreak"><label>'.
+                              '<input type="checkbox" name="passwords_case_sensitive" value="'.
+                              $item.'"'.$checkedcase.' />'.$usertypes->{$item}.'</label>'.
+                              '</span>&nbsp;&nbsp; ';
+            }
+        }
+        my $checkedcase;
+        if ($casesens{'default'}) {
+            $checkedcase = ' checked="checked"';
+        }
+        $datatable .= '<span class="LC_nobreak"><label><input type="checkbox" '.
+                      'name="passwords_case_sensitive" value="default"'.$checkedcase.' />'.
+                      $othertitle.'</label></span></td>';
+        $itemcount ++;
+        $css_class = $itemcount%2?' class="LC_odd_row"':'';
+        my %checkedpre = (
+                             both => ' checked="checked"',
+                             either => '',
+                         );
+        if ($prelink eq 'either') {
+            $checkedpre{either} = ' checked="checked"';
+            $checkedpre{both} = '';
+        }
+        $datatable .= '<tr'.$css_class.'><td>'.$titles{'prelink'}.'</td>'.
+                      '<td class="LC_left_item"><span class="LC_nobreak">'.
+                      '<label><input type="radio" name="passwords_prelink" value="both"'.$checkedpre{'both'}.' />'.
+                      &mt('Both username and e-mail address').'</label></span>&nbsp;&nbsp; '.
+                      '<span class="LC_nobreak"><label>'.
+                      '<input type="radio" name="passwords_prelink" value="either"'.$checkedpre{'either'}.' />'.
+                      &mt('Either username or e-mail address').'</label></span></td></tr>';
+        $itemcount ++;
+        $css_class = $itemcount%2?' class="LC_odd_row"':'';
+        $datatable .= '<tr'.$css_class.'><td>'.$titles{'postlink'}.'</td>'.
+                      '<td class="LC_left_item">';
+        my %postlinked;
+        if ((ref($types) eq 'ARRAY') && (ref($usertypes) eq 'HASH')) {
+            foreach my $item (@{$types}) {
+                undef(%postlinked);
+                $datatable .= '<fieldset style="display: inline-block;">'.
+                              '<legend>'.$usertypes->{$item}.'</legend>';
+                if (ref($postlink{$item}) eq 'ARRAY') {
+                    map { $postlinked{$_} = 1; } (@{$postlink{$item}});
+                }
+                foreach my $field ('email','username') {
+                    my $checked;
+                    if ($postlinked{$field}) {
+                        $checked = ' checked="checked"';
+                    }
+                    $datatable .= '<span class="LC_nobreak"><label>'.
+                                  '<input type="checkbox" name="passwords_postlink_'.$item.'" value="'.
+                                  $field.'"'.$checked.' />'.$field.'</label>'.
+                                  '<span>&nbsp;&nbsp; ';
+                }
+                $datatable .= '</fieldset>';
+            }
+        }
+        if (ref($postlink{'default'}) eq 'ARRAY') {
+            map { $postlinked{$_} = 1; } (@{$postlink{'default'}});
+        }
+        $datatable .= '<fieldset style="display: inline-block;">'.
+                      '<legend>'.$othertitle.'</legend>';
+        foreach my $field ('email','username') {
+            my $checked;
+            if ($postlinked{$field}) {
+                $checked = ' checked="checked"';
+            }
+            $datatable .= '<span class="LC_nobreak"><label>'.
+                          '<input type="checkbox" name="passwords_postlink_default" value="'.
+                          $field.'"'.$checked.' />'.$field.'</label>'.
+                          '<span>&nbsp;&nbsp; ';
+        }
+        $datatable .= '</fieldset></td></tr>';
+        $itemcount ++;
+        $css_class = $itemcount%2?' class="LC_odd_row"':'';
+        $datatable .= '<tr'.$css_class.'><td>'.$titles{'emailsrc'}.'</td>'.
+                      '<td class="LC_left_item">';
+        foreach my $type ('permanent','critical','notify') {
+            my $checkedemail;
+            if ($emailsrc{$type}) {
+                $checkedemail = ' checked="checked"';
+            }
+            $datatable .= '<span class="LC_nobreak"><label>'.
+                          '<input type="checkbox" name="passwords_emailsrc" value="'.
+                          $type.'"'.$checkedemail.' />'.$titles{$type}.'</label>'.
+                          '<span>&nbsp;&nbsp; ';
+        }
+        $datatable .= '</td></tr>';
+        $itemcount ++;
+        $css_class = $itemcount%2?' class="LC_odd_row"':'';
+        my $switchserver = &check_switchserver($dom,$confname);
+        my ($showstd,$noshowstd);
+        if ($nostdtext) {
+            $noshowstd = ' checked="checked"';
+        } else {
+            $showstd = ' checked="checked"';
+        }
+        $datatable .= '<tr'.$css_class.'><td>'.$titles{'customtext'}.'</td>'.
+                      '<td class="LC_left_item"><span class="LC_nobreak">'.
+                      &mt('Retain standard text:').
+                      '<label><input type="radio" name="passwords_stdtext" value="1"'.$showstd.' />'.
+                      &mt('Yes').'</label>'.'&nbsp;'.
+                      '<label><input type="radio" name="passwords_stdtext" value="0"'.$noshowstd.' />'.
+                      &mt('No').'</label></span><br />'.
+                      '<span class="LC_fontsize_small">'.
+                      &mt('(If you use the same account ...  reset a password from this page.)').'</span><br /><br />'.
+                      &mt('Include custom text:');
+        if ($customurl) {
+            my $link =  &Apache::loncommon::modal_link($customurl,&mt('custom text'),600,500,
+                                                       undef,undef,undef,undef,'background-color:#ffffff');
+            $datatable .= '<span class="LC_nobreak">&nbsp;'.$link.
+                          '<label><input type="checkbox" name="passwords_custom_del"'.
+                          ' value="1" />'.&mt('Delete?').'</label></span>'.
+                          ' <span class="LC_nobreak">&nbsp;'.&mt('Replace:').'</span>';
+        }
+        if ($switchserver) {
+            $datatable .= '<span class="LC_nobreak">&nbsp;'.&mt('Upload to library server: [_1]',$switchserver).'</span>';
+        } else {
+            $datatable .='<span class="LC_nobreak">&nbsp;'.
+                         '<input type="file" name="passwords_customfile" /></span>';
+        }
+        $datatable .= '</td></tr>';
+    } elsif ($position eq 'middle') {
+        my %domconf = &Apache::lonnet::get_dom('configuration',['defaults'],$dom);
+        my @items = ('intauth_cost','intauth_check','intauth_switch');
+        my %defaults;
+        if (ref($domconf{'defaults'}) eq 'HASH') {
+            %defaults = %{$domconf{'defaults'}};
+            if ($defaults{'intauth_cost'} !~ /^\d+$/) {
+                $defaults{'intauth_cost'} = 10;
+            }
+            if ($defaults{'intauth_check'} !~ /^(0|1|2)$/) {
+                $defaults{'intauth_check'} = 0;
+            }
+            if ($defaults{'intauth_switch'} !~ /^(0|1|2)$/) {
+                $defaults{'intauth_switch'} = 0;
+            }
+        } else {
+            %defaults = (
+                          'intauth_cost'   => 10,
+                          'intauth_check'  => 0,
+                          'intauth_switch' => 0,
+                        );
+        }
+        foreach my $item (@items) {
+            if ($itemcount%2) {
+                $css_class = '';
+            } else {
+                $css_class = ' class="LC_odd_row" ';
+            }
+            $datatable .= '<tr'.$css_class.'>'.
+                          '<td><span class="LC_nobreak">'.$titles{$item}.
+                          '</span></td><td class="LC_left_item" colspan="3">';
+            if ($item eq 'intauth_switch') {
+                my @options = (0,1,2);
+                my %optiondesc = &Apache::lonlocal::texthash (
+                                   0 => 'No',
+                                   1 => 'Yes',
+                                   2 => 'Yes, and copy existing passwd file to passwd.bak file',
+                                 );
+                $datatable .= '<table width="100%">';
+                foreach my $option (@options) {
+                    my $checked = ' ';
+                    if ($defaults{$item} eq $option) {
+                        $checked = ' checked="checked"';
+                    }
+                    $datatable .= '<tr><td class="LC_left_item"><span class="LC_nobreak">'.
+                                  '<label><input type="radio" name="'.$item.
+                                  '" value="'.$option.'"'.$checked.' />'.
+                                  $optiondesc{$option}.'</label></span></td></tr>';
+                }
+                $datatable .= '</table>';
+            } elsif ($item eq 'intauth_check') {
+                my @options = (0,1,2);
+                my %optiondesc = &Apache::lonlocal::texthash (
+                                   0 => 'No',
+                                   1 => 'Yes, allow login then update passwd file using default cost (if higher)',
+                                   2 => 'Yes, disallow login if stored cost is less than domain default',
+                                 );
+                $datatable .= '<table width="100%">';
+                foreach my $option (@options) {
+                    my $checked = ' ';
+                    my $onclick;
+                    if ($defaults{$item} eq $option) {
+                        $checked = ' checked="checked"';
+                    }
+                    if ($option == 2) {
+                        $onclick = ' onclick="javascript:warnIntAuth(this);"';
+                    }
+                    $datatable .= '<tr><td class="LC_left_item"><span class="LC_nobreak">'.
+                                  '<label><input type="radio" name="'.$item.
+                                  '" value="'.$option.'"'.$checked.$onclick.' />'.
+                                  $optiondesc{$option}.'</label></span></td></tr>';
+                }
+                $datatable .= '</table>';
+            } else {
+                $datatable .= '<input type="text" name="'.$item.'" value="'.
+                              $defaults{$item}.'" size="3" onblur="javascript:warnIntAuth(this);" />';
+            }
+            $datatable .= '</td></tr>';
+            $itemcount ++;
+        }
+    } elsif ($position eq 'lower') {
+        $datatable .= &password_rules('passwords',\$itemcount,$settings);
+    } else {
+        my ($othertitle,$usertypes,$types) = &Apache::loncommon::sorted_inst_types($dom);
+        my %ownerchg = (
+                          by  => {},
+                          for => {},
+                       );
+        my %ownertitles = &Apache::lonlocal::texthash (
+                            by  => 'Course owner status(es) allowed',
+                            for => 'Student status(es) allowed',
+                          );
+        if (ref($settings) eq 'HASH') {
+            if (ref($settings->{crsownerchg}) eq 'HASH') {
+                if (ref($settings->{crsownerchg}{'by'}) eq 'ARRAY') {
+                    map { $ownerchg{by}{$_} = 1; } (@{$settings->{crsownerchg}{'by'}});
+                }
+                if (ref($settings->{crsownerchg}{'for'}) eq 'ARRAY') {
+                    map { $ownerchg{for}{$_} = 1; } (@{$settings->{crsownerchg}{'for'}});
+                }
+            }
+        }
+        $css_class = $itemcount%2?' class="LC_odd_row"':'';
+        $datatable .= '<tr '.$css_class.'>'.
+                      '<td>'.
+                      &mt('Requirements').'<ul>'.
+                      '<li>'.&mt("Course 'type' is not a Community or Placement Test").'</li>'.
+                      '<li>'.&mt('User is Course Coordinator and also course owner').'</li>'.
+                      '<li>'.&mt("Student's only active roles are student role(s) in course(s) owned by this user").'</li>'.
+                      '<li>'.&mt('User, course, and student share same domain').'</li>'.
+                      '</ul>'.
+                      '</td>'.
+                      '<td class="LC_left_item">';
+        foreach my $item ('by','for') {
+            $datatable .= '<fieldset style="display: inline-block;">'.
+                          '<legend>'.$ownertitles{$item}.'</legend>';
+            if ((ref($types) eq 'ARRAY') && (ref($usertypes) eq 'HASH')) {
+                foreach my $type (@{$types}) {
+                    my $checked;
+                    if ($ownerchg{$item}{$type}) {
+                        $checked = ' checked="checked"';
+                    }
+                    $datatable .= '<span class="LC_nobreak"><label>'.
+                                  '<input type="checkbox" name="passwords_crsowner_'.$item.'" value="'.
+                                  $type.'"'.$checked.' />'.$usertypes->{$type}.'</label>'.
+                                  '</span>&nbsp;&nbsp; ';
+                }
+            }
+            my $checked;
+            if ($ownerchg{$item}{'default'}) {
+                $checked = ' checked="checked"';
+            }
+            $datatable .= '<span class="LC_nobreak"><label><input type="checkbox" '.
+                          'name="passwords_crsowner_'.$item.'" value="default"'.$checked.' />'.
+                          $othertitle.'</label></span></fieldset>';
+        }
+        $datatable .= '</td></tr>';
+    }
+    return $datatable;
+}
+
+sub password_rules {
+    my ($prefix,$itemcountref,$settings) = @_;
+    my ($min,$max,%chars,$expire,$numsaved,$numinrow);
+    my %titles;
+    if ($prefix eq 'passwords') {
+        %titles = &Apache::lonlocal::texthash (
+            min            => 'Minimum password length',
+            max            => 'Maximum password length',
+            chars          => 'Required characters',
+        );
+    } elsif (($prefix eq 'ltisecrets') || ($prefix eq 'toolsecrets')) {
+        %titles = &Apache::lonlocal::texthash (
+            min            => 'Minimum secret length',
+            max            => 'Maximum secret length',
+            chars          => 'Required characters',
+        );
+    }
+    $min = $Apache::lonnet::passwdmin;
+    my $datatable;
+    my $itemcount;
+    if (ref($itemcountref)) {
+        $itemcount = $$itemcountref;
+    }
+    if (ref($settings) eq 'HASH') {
+        if ($settings->{min}) {
+            $min = $settings->{min};
+        }
+        if ($settings->{max}) {
+            $max = $settings->{max};
+        }
+        if (ref($settings->{chars}) eq 'ARRAY') {
+            map { $chars{$_} = 1; } (@{$settings->{chars}});
+        }
+        if ($prefix eq 'passwords') {
+            if ($settings->{expire}) {
+                $expire = $settings->{expire};
+            }
+            if ($settings->{numsaved}) {
+                $numsaved = $settings->{numsaved};
+            }
+        }
+    }
+    my %rulenames = &Apache::lonlocal::texthash(
+                                                 uc => 'At least one upper case letter',
+                                                 lc => 'At least one lower case letter',
+                                                 num => 'At least one number',
+                                                 spec => 'At least one non-alphanumeric',
+                                               );
+    my $css_class = $itemcount%2?' class="LC_odd_row"':'';
+    $datatable .= '<tr'.$css_class.'><td>'.$titles{'min'}.'</td>'.
+                  '<td class="LC_left_item"><span class="LC_nobreak">'.
+                  '<input type="text" name="'.$prefix.'_min" value="'.$min.'" size="3" '.
+                  'onblur="javascript:warnInt'.$prefix.'(this);" />'.
+                  '<span class="LC_fontsize_small"> '.&mt('(Enter an integer: 7 or larger)').'</span>'.
+                  '</span></td></tr>';
+    $itemcount ++;
+    $css_class = $itemcount%2?' class="LC_odd_row"':'';
+    $datatable .= '<tr'.$css_class.'><td>'.$titles{'max'}.'</td>'.
+                  '<td class="LC_left_item"><span class="LC_nobreak">'.
+                  '<input type="text" name="'.$prefix.'_max" value="'.$max.'" size="3" '.
+                  'onblur="javascript:warnInt'.$prefix.'(this);" />'.
+                  '<span class="LC_fontsize_small"> '.&mt('(Leave blank for no maximum)').'</span>'.
+                  '</span></td></tr>';
+    $itemcount ++;
+    $css_class = $itemcount%2?' class="LC_odd_row"':'';
+    $datatable .= '<tr'.$css_class.'><td>'.$titles{'chars'}.'<br />'.
+                  '<span class="LC_nobreak LC_fontsize_small">'.&mt('(Leave unchecked if not required)').
+                  '</span></td>';
+    my $numinrow = 2;
+    my @possrules = ('uc','lc','num','spec');
+    $datatable .= '<td class="LC_left_item"><table>';
+    for (my $i=0; $i<@possrules; $i++) {
+        my ($rem,$checked);
+        if ($chars{$possrules[$i]}) {
+            $checked = ' checked="checked"';
+        }
+        $rem = $i%($numinrow);
+        if ($rem == 0) {
+            if ($i > 0) {
+                $datatable .= '</tr>';
+            }
+            $datatable .= '<tr>';
+        }
+        $datatable .= '<td><span class="LC_nobreak"><label>'.
+                      '<input type="checkbox" name="'.$prefix.'_chars" value="'.$possrules[$i].'"'.$checked.' />'.
+                      $rulenames{$possrules[$i]}.'</label></span></td>';
+    }
+    my $rem = @possrules%($numinrow);
+    my $colsleft = $numinrow - $rem;
+    if ($colsleft > 1 ) {
+        $datatable .= '<td colspan="'.$colsleft.'" class="LC_left_item">'.
+                      '&nbsp;</td>';
+    } elsif ($colsleft == 1) {
+        $datatable .= '<td class="LC_left_item">&nbsp;</td>';
+    }
+    $datatable .='</table></td></tr>';
+    $itemcount ++;
+    if ($prefix eq 'passwords') {
+        $titles{'expire'} = &mt('Password expiration (days)');
+        $titles{'numsaved'} = &mt('Number of previous passwords to save and disallow reuse');
+        $css_class = $itemcount%2?' class="LC_odd_row"':'';
+        $datatable .= '<tr'.$css_class.'><td>'.$titles{'expire'}.'</td>'.
+                      '<td class="LC_left_item"><span class="LC_nobreak">'.
+                      '<input type="text" name="'.$prefix.'_expire" value="'.$expire.'" size="4" '.
+                      'onblur="javascript:warnInt'.$prefix.'(this);" />'.
+                      '<span class="LC_fontsize_small"> '.&mt('(Leave blank for no expiration)').'</span>'.
+                      '</span></td></tr>';
+        $itemcount ++;
+        $css_class = $itemcount%2?' class="LC_odd_row"':'';
+        $datatable .= '<tr'.$css_class.'><td>'.$titles{'numsaved'}.'</td>'.
+                      '<td class="LC_left_item"><span class="LC_nobreak">'.
+                      '<input type="text" name="'.$prefix.'_numsaved" value="'.$numsaved.'" size="3" '.
+                      'onblur="javascript:warnInt'.$prefix.'(this);" />'.
+                      '<span class="LC_fontsize_small"> '.&mt('(Leave blank to not save previous passwords)').'</span>'.
+                      '</span></td></tr>';
+        $itemcount ++;
+    }
+    if (ref($itemcountref)) {
+        $$itemcountref += $itemcount;
+    }
+    return $datatable;
+}
+
+sub print_wafproxy {
+    my ($position,$dom,$settings,$rowtotal) = @_;
+    my $css_class;
+    my $itemcount = 0;
+    my $datatable;
+    my %servers = &Apache::lonnet::internet_dom_servers($dom);
+    my (%othercontrol,%otherdoms,%aliases,%saml,%values,$setdom,$showdom);
+    my %lt = &wafproxy_titles();
+    foreach my $server (sort(keys(%servers))) {
+        my $serverhome = &Apache::lonnet::get_server_homeID($servers{$server});
+        next if ($serverhome eq '');
+        my $serverdom;
+        if ($serverhome ne $server) {
+            $serverdom = &Apache::lonnet::host_domain($serverhome);
+            if (($serverdom ne '') && (&Apache::lonnet::domain($serverdom) ne '')) {
+                $othercontrol{$server} = $serverdom;
+            }
+        } else {
+            $serverdom = &Apache::lonnet::host_domain($server);
+            next if (($serverdom eq '') || (&Apache::lonnet::domain($serverdom) eq ''));
+            if ($serverdom ne $dom) {
+                $othercontrol{$server} = $serverdom;
+            } else {
+                $setdom = 1;
+                if (ref($settings) eq 'HASH') {
+                    if (ref($settings->{'alias'}) eq 'HASH') {
+                        $aliases{$dom} = $settings->{'alias'};
+                        if ($aliases{$dom} ne '') {
+                            $showdom = 1;
+                        }
+                    }
+                    if (ref($settings->{'saml'}) eq 'HASH') {
+                        $saml{$dom} = $settings->{'saml'};
+                    }
+                }
+            }
+        }
+    }
+    if ($setdom) {
+        %{$values{$dom}} = ();
+        if (ref($settings) eq 'HASH') {
+            foreach my $item ('remoteip','ipheader','trusted','vpnint','vpnext') {
+                $values{$dom}{$item} = $settings->{$item};
+            }
+        }
+    }
+    if (keys(%othercontrol)) {
+        %otherdoms = reverse(%othercontrol);
+        foreach my $domain (keys(%otherdoms)) {
+            %{$values{$domain}} = ();
+            my %config = &Apache::lonnet::get_dom('configuration',['wafproxy'],$domain);
+            if (ref($config{'wafproxy'}) eq 'HASH') {
+                $aliases{$domain} = $config{'wafproxy'}{'alias'};
+                if (exists($config{'wafproxy'}{'saml'})) {
+                    $saml{$domain} = $config{'wafproxy'}{'saml'};
+                }
+                foreach my $item ('remoteip','ipheader','trusted','vpnint','vpnext') {
+                    $values{$domain}{$item} = $config{'wafproxy'}{$item};
+                }
+            }
+        }
+    }
+    if ($position eq 'top') {
+        my %servers = &Apache::lonnet::internet_dom_servers($dom);
+        my %aliasinfo;
+        foreach my $server (sort(keys(%servers))) {
+            $itemcount ++;
+            my $dom_in_effect;
+            my $aliasrows = '<tr>'.
+                            '<td class="LC_left_item" style="vertical-align: baseline;">'.
+                            &mt('Hostname').':&nbsp;'.
+                            '<i>'.&Apache::lonnet::hostname($server).'</i></td><td>&nbsp;</td>';
+            if ($othercontrol{$server}) {
+                $dom_in_effect = $othercontrol{$server};
+                my ($current,$forsaml);
+                if (ref($aliases{$dom_in_effect}) eq 'HASH') {
+                    $current = $aliases{$dom_in_effect}{$server};
+                }
+                if (ref($saml{$dom_in_effect}) eq 'HASH') {
+                    if ($saml{$dom_in_effect}{$server}) {
+                        $forsaml = 1;
+                    }
+                }
+                $aliasrows .= '<td class="LC_left_item" style="vertical-align: baseline;">'.
+                              &mt('Alias').':&nbsp';
+                if ($current) {
+                    $aliasrows .= $current;
+                    if ($forsaml) {
+                         $aliasrows .= '&nbsp;('.&mt('also for SSO Auth').')';
+                    }
+                } else {
+                    $aliasrows .= &mt('None');
+                }
+                $aliasrows .= '&nbsp;<span class="LC_small">('.
+                              &mt('controlled by domain: [_1]',
+                                  '<b>'.$dom_in_effect.'</b>').')</span></td>';
+            } else {
+                $dom_in_effect = $dom;
+                my ($current,$samlon,$samloff);
+                $samloff = ' checked="checked"';
+                if (ref($aliases{$dom}) eq 'HASH') {
+                    if ($aliases{$dom}{$server}) {
+                        $current = $aliases{$dom}{$server};
+                    }
+                }
+                if (ref($saml{$dom}) eq 'HASH') {
+                    if ($saml{$dom}{$server}) {
+                        $samlon = $samloff;
+                        undef($samloff);
+                    }
+                }
+                $aliasrows .= '<td class="LC_left_item" style="vertical-align: baseline;">'.
+                              &mt('Alias').':&nbsp;'.
+                              '<input type="text" name="wafproxy_alias_'.$server.'" '.
+                              'value="'.$current.'" size="30" />'.
+                              ('&nbsp;'x2).'<span class="LC_nobreak">'.
+                              &mt('Alias used for SSO Auth').':&nbsp;<label>'.
+                              '<input type="radio" value="0"'.$samloff.' name="wafproxy_alias_saml_'.$server.'" />'.
+                              &mt('No').'</label>&nbsp;<label>'.
+                              '<input type="radio" value="1"'.$samlon.' name="wafproxy_alias_saml_'.$server.'" />'.
+                              &mt('Yes').'</label></span>'.
+                              '</td>';
+            }
+            $aliasrows .= '</tr>';
+            $aliasinfo{$dom_in_effect} .= $aliasrows;
+        }
+        if ($aliasinfo{$dom}) {
+            my ($onclick,$wafon,$wafoff,$showtable);
+            $onclick = ' onclick="javascript:toggleWAF();"';
+            $wafoff = ' checked="checked"';
+            $showtable = ' style="display:none";';
+            if ($showdom) {
+                $wafon = $wafoff;
+                $wafoff = '';
+                $showtable = ' style="display:inline;"';
+            }
+            $css_class = $itemcount%2 ? ' class="LC_odd_row"' : '';
+            $datatable = '<tr'.$css_class.'>'.
+                         '<td class="LC_left_item">'.&mt('Domain: [_1]','<b>'.$dom.'</b>').'<br />'.
+                         '<span class="LC_nobreak">'.&mt('WAF in use?').'&nbsp;<label>'.
+                         '<input type="radio" name="wafproxy_'.$dom.'" value="1"'.$wafon.$onclick.' />'.
+                         &mt('Yes').'</label>'.('&nbsp;'x2).'<label>'.
+                         '<input type="radio" name="wafproxy_'.$dom.'" value="0"'.$wafoff.$onclick.' />'.
+                         &mt('No').'</label></span></td>'.
+                         '<td class="LC_left_item">'.
+                         '<table id="wafproxy_table"'.$showtable.'>'.$aliasinfo{$dom}.
+                         '</table></td></tr>';
+            $itemcount++;
+        }
+        if (keys(%otherdoms)) {
+            foreach my $key (sort(keys(%otherdoms))) {
+                $css_class = $itemcount%2 ? ' class="LC_odd_row"' : '';
+                $datatable .= '<tr'.$css_class.'>'.
+                              '<td class="LC_left_item">'.&mt('Domain: [_1]','<b>'.$key.'</b>').'</td>'.
+                              '<td class="LC_left_item"><table>'.$aliasinfo{$key}.
+                              '</table></td></tr>';
+                $itemcount++;
+            }
+        }
+    } else {
+        my %ip_methods = &remoteip_methods();
+        if ($setdom) {
+            $itemcount ++;
+            $css_class = $itemcount%2 ? ' class="LC_odd_row"' : '';
+            my ($nowafstyle,$wafstyle,$curr_remotip,$currwafdisplay,$vpndircheck,$vpnaliascheck,
+                $currwafvpn,$wafrangestyle,$alltossl,$ssltossl);
+            $wafstyle = ' style="display:none;"';
+            $nowafstyle = ' style="display:table-row;"';
+            $currwafdisplay = ' style="display: none"';
+            $wafrangestyle = ' style="display: none"';
+            $curr_remotip = 'n';
+            $ssltossl = ' checked="checked"';
+            if ($showdom) {
+                $wafstyle = ' style="display:table-row;"';
+                $nowafstyle =  ' style="display:none;"';
+                if (keys(%{$values{$dom}})) {
+                    if ($values{$dom}{remoteip} =~ /^[nmh]$/) {
+                        $curr_remotip = $values{$dom}{remoteip};
+                    }
+                    if ($curr_remotip eq 'h') {
+                        $currwafdisplay = ' style="display:table-row"';
+                        $wafrangestyle = ' style="display:inline-block;"';
+                    }
+                    if ($values{$dom}{'sslopt'}) {
+                        $alltossl = ' checked="checked"';
+                        $ssltossl = '';
+                    }
+                }
+                if (($values{$dom}{'vpnint'} ne '') || ($values{$dom}{'vpnext'} ne '')) {
+                    $vpndircheck = ' checked="checked"';
+                    $currwafvpn = ' style="display:table-row;"';
+                    $wafrangestyle = ' style="display:inline-block;"';
+                } else {
+                    $vpnaliascheck = ' checked="checked"';
+                    $currwafvpn = ' style="display:none;"';
+                }
+            }
+            $datatable .= '<tr'.$css_class.' id="nowafproxyrow_'.$dom.'"'.$wafstyle.'>'.
+                          '<td class="LC_left_item">'.&mt('Domain: [_1]','<b>'.$dom.'</b>').'</td>'.
+                          '<td class="LC_right_item">'.&mt('WAF not in use, nothing to set').'</td>'.
+                          '</tr>'.
+                          '<tr'.$css_class.' id="wafproxyrow_'.$dom.'"'.$wafstyle.'>'.
+                          '<td class="LC_left_item">'.&mt('Domain: [_1]','<b>'.$dom.'</b>').'<br /><br />'.
+                          '<div id="wafproxyranges_'.$dom.'">'.&mt('Format for comma separated IP ranges').':<br />'.
+                          &mt('A.B.C.D/N or A.B.C.D-E.F.G.H').'<br />'.
+                          &mt('Range(s) stored in CIDR notation').'</div></td>'.
+                          '<td class="LC_left_item"><table>'.
+                          '<tr>'.
+                          '<td valign="top">'.$lt{'remoteip'}.':&nbsp;'.
+                          '<select name="wafproxy_remoteip" id="wafproxy_remoteip" onchange="javascript:updateWAF();">';
+            foreach my $option ('m','h','n') {
+                my $sel;
+                if ($option eq $curr_remotip) {
+                   $sel = ' selected="selected"';
+                }
+                $datatable .= '<option value="'.$option.'"'.$sel.'>'.
+                              $ip_methods{$option}.'</option>';
+            }
+            $datatable .= '</select></td></tr>'."\n".
+                          '<tr id="wafproxy_header"'.$currwafdisplay.'><td>'.
+                          $lt{'ipheader'}.':&nbsp;'.
+                          '<input type="text" value="'.$values{$dom}{'ipheader'}.'" '.
+                          'name="wafproxy_ipheader" />'.
+                          '</td></tr>'."\n".
+                          '<tr id="wafproxy_trust"'.$currwafdisplay.'><td>'.
+                          $lt{'trusted'}.':<br />'.
+                          '<textarea name="wafproxy_trusted" rows="3" cols="80">'.
+                          $values{$dom}{'trusted'}.'</textarea>'.
+                          '</td></tr>'."\n".
+                          '<tr><td><hr /></td></tr>'."\n".
+                          '<tr>'.
+                          '<td valign="top">'.$lt{'vpnaccess'}.':<br /><span class="LC_nobreak">'.
+                          '<label><input type="radio" name="wafproxy_vpnaccess"'.$vpndircheck.' value="1" onclick="javascript:checkWAF();" />'.
+                          $lt{'vpndirect'}.'</label>'.('&nbsp;'x2).
+                          '<label><input type="radio" name="wafproxy_vpnaccess"'.$vpnaliascheck.' value="0" onclick="javascript:checkWAF();" />'.
+                          $lt{'vpnaliased'}.'</label></span></td></tr>';
+            foreach my $item ('vpnint','vpnext') {
+                $datatable .= '<tr id="wafproxy_show_'.$item.'"'.$currwafvpn.'>'.
+                              '<td valign="top">'.$lt{$item}.':<br />'.
+                              '<textarea name="wafproxy_'.$item.'" rows="3" cols="80">'.
+                              $values{$dom}{$item}.'</textarea>'.
+                              '</td></tr>'."\n";
+            }
+            $datatable .= '<tr><td><hr /></td></tr>'."\n".
+                          '<tr>'.
+                          '<td valign="top">'.$lt{'sslopt'}.':<br /><span class="LC_nobreak">'.
+                          '<label><input type="radio" name="wafproxy_sslopt"'.$alltossl.' value="1" />'.
+                          $lt{'alltossl'}.'</label>'.('&nbsp;'x2).
+                          '<label><input type="radio" name="wafproxy_sslopt"'.$ssltossl.' value="0" />'.
+                          $lt{'ssltossl'}.'</label></span></td></tr>'."\n".
+                          '</table></td></tr>';
+        }
+        if (keys(%otherdoms)) {
+            foreach my $domain (sort(keys(%otherdoms))) {
+                $itemcount ++;
+                $css_class = $itemcount%2 ? ' class="LC_odd_row"' : '';
+                $datatable .= '<tr'.$css_class.'>'.
+                              '<td class="LC_left_item">'.&mt('Domain: [_1]','<b>'.$domain.'</b>').'</td>'.
+                              '<td class="LC_left_item"><table>';
+                foreach my $item ('remoteip','ipheader','trusted','vpnint','vpnext','sslopt') {
+                    my $showval = &mt('None');
+                    if ($item eq 'ssl') {
+                        $showval = $lt{'ssltossl'};
+                    }
+                    if ($values{$domain}{$item}) {
+                        $showval = $values{$domain}{$item};
+                        if ($item eq 'ssl') {
+                            $showval = $lt{'alltossl'};
+                        } elsif ($item eq 'remoteip') {
+                            $showval = $ip_methods{$values{$domain}{$item}};
+                        }
+                    }
+                    $datatable .= '<tr>'.
+                                  '<td>'.$lt{$item}.':&nbsp;'.$showval.'</td></tr>';
+                }
+                $datatable .= '</table></td></tr>';
+            }
+        }
+    }
+    $$rowtotal += $itemcount;
+    return $datatable;
+}
+
+sub wafproxy_titles {
+    return &Apache::lonlocal::texthash(
+               remoteip   => "Method for determining user's IP",
+               ipheader   => 'Request header containing remote IP',
+               trusted    => 'Trusted IP range(s)',
+               vpnaccess  => 'Access from institutional VPN',
+               vpndirect  => 'via regular hostname (no WAF)',
+               vpnaliased => 'via aliased hostname (WAF)',
+               vpnint     => 'Internal IP Range(s) for VPN sessions',
+               vpnext     => 'IP Range(s) for backend WAF connections',
+               sslopt     => 'Forwarding http/https',
+               alltossl   => 'WAF forwards both http and https requests to https',
+               ssltossl   => 'WAF forwards http requests to http and https to https',
+           );
+}
+
+sub remoteip_methods {
+    return &Apache::lonlocal::texthash(
+              m => 'Use Apache mod_remoteip',
+              h => 'Use headers parsed by LON-CAPA',
+              n => 'Not in use',
+           );
+}
+
 sub print_usersessions {
     my ($position,$dom,$settings,$rowtotal) = @_;
     my ($css_class,$datatable,$itemcount,%checked,%choices);
@@ -5782,13 +8619,18 @@ sub print_usersessions {
     if ($position eq 'top') {
         if (keys(%serverhomes) > 1) {
             my %spareid = &current_offloads_to($dom,$settings,\%servers);
-            my $curroffloadnow;
+            my ($curroffloadnow,$curroffloadoth);
             if (ref($settings) eq 'HASH') {
                 if (ref($settings->{'offloadnow'}) eq 'HASH') {
                     $curroffloadnow = $settings->{'offloadnow'};
                 }
+                if (ref($settings->{'offloadoth'}) eq 'HASH') {
+                    $curroffloadoth = $settings->{'offloadoth'};
+                }
             }
-            $datatable .= &spares_row($dom,\%servers,\%spareid,\%serverhomes,\%altids,$curroffloadnow,$rowtotal);
+            my $other_insts = scalar(keys(%by_location));
+            $datatable .= &spares_row($dom,\%servers,\%spareid,\%serverhomes,\%altids,
+                                      $other_insts,$curroffloadnow,$curroffloadoth,$rowtotal);
         } else {
             $datatable .= '<tr'.$css_class.'><td colspan="2">'.
                           &mt('Nothing to set here, as the cluster to which this domain belongs only contains one server.').
@@ -6232,7 +9074,8 @@ sub current_offloads_to {
 }
 
 sub spares_row {
-    my ($dom,$servers,$spareid,$serverhomes,$altids,$curroffloadnow,$rowtotal) = @_;
+    my ($dom,$servers,$spareid,$serverhomes,$altids,$other_insts,
+        $curroffloadnow,$curroffloadoth,$rowtotal) = @_;
     my $css_class;
     my $numinrow = 4;
     my $itemcount = 1;
@@ -6252,12 +9095,17 @@ sub spares_row {
                 }
             }
             next unless (ref($spareid->{$server}) eq 'HASH');
-            my $checkednow;
+            my ($checkednow,$checkedoth);
             if (ref($curroffloadnow) eq 'HASH') {
                 if ($curroffloadnow->{$server}) {
                     $checkednow = ' checked="checked"';
                 }
             }
+            if (ref($curroffloadoth) eq 'HASH') {
+                if ($curroffloadoth->{$server}) {
+                    $checkedoth = ' checked="checked"';
+                }
+            }
             $css_class = $itemcount%2 ? ' class="LC_odd_row"' : '';
             $datatable .= '<tr'.$css_class.'>
                            <td rowspan="2">
@@ -6266,8 +9114,15 @@ sub spares_row {
                               ,'<b>'.$server.'</b>').'</span><br />'.
                           '<span class="LC_nobreak">'."\n".
                           '<label><input type="checkbox" name="offloadnow" value="'.$server.'"'.$checkednow.' />'.
-                          '&nbsp;'.&mt('Switch active users on next access').'</label></span>'.
+                          '&nbsp;'.&mt('Switch any active user on next access').'</label></span>'.
                           "\n";
+            if ($other_insts) {
+                $datatable .= '<br />'.
+                              '<span class="LC_nobreak">'."\n".
+                          '<label><input type="checkbox" name="offloadoth" value="'.$server.'"'.$checkedoth.' />'.
+                          '&nbsp;'.&mt('Switch other institutions on next access').'</label></span>'.
+                          "\n";
+            }
             my (%current,%canselect);
             my @choices = 
                 &possible_newspares($server,$spareid->{$server},$serverhomes,$altids);
@@ -6475,7 +9330,7 @@ sub print_loadbalancing {
                                   no => ' checked="checked"',
                               );
         my %balcookiechecked = (
-                                  no => ' checked="checked"', 
+                                  no => ' checked="checked"',
                                );
         foreach my $sparetype (@sparestypes) {
             my $targettable;
@@ -6785,8 +9640,9 @@ sub contact_titles {
                    'requestsmail'    => 'E-mail from course requests requiring approval',
                    'updatesmail'     => 'E-mail from nightly check of LON-CAPA module integrity/updates',
                    'idconflictsmail' => 'E-mail from bi-nightly check for multiple users sharing same student/employee ID',
-                   'errorthreshold'  => 'Error/warning threshold for status e-mail',
-                   'errorsysmail'    => 'Error threshold for e-mail to core group',
+                   'hostipmail'      => 'E-mail from nightly check of hostname/IP network changes',
+                   'errorthreshold'  => 'Error count threshold for status e-mail to admin(s)',
+                   'errorsysmail'    => 'Error count threshold for e-mail to developer group',
                    'errorweights'    => 'Weights used to compute error count',
                    'errorexcluded'   => 'Servers with unsent updates excluded from count',
                  );
@@ -6829,8 +9685,9 @@ sub tool_titles {
     my %titles = &Apache::lonlocal::texthash (
                      aboutme    => 'Personal web page',
                      blog       => 'Blog',
-                     webdav     => 'WebDAV',
                      portfolio  => 'Portfolio',
+                     portaccess => 'Share portfolio files',
+                     timezone   => 'Can set time zone',
                      official   => 'Official courses (with institutional codes)',
                      unofficial => 'Unofficial courses',
                      community  => 'Communities',
@@ -7060,7 +9917,7 @@ sub print_selfcreation {
         ($datatable,$itemcount) = &radiobutton_prefs(\%radiohash,\@toggles,\%defaultchecked,
                                                      \%choices,$itemcount,$onclick);
         $$rowtotal += $itemcount;
-        
+
         if (ref($usertypes) eq 'HASH') {
             if (keys(%{$usertypes}) > 0) {
                 $datatable .= &insttypes_row($createsettings,$types,$usertypes,
@@ -7197,7 +10054,7 @@ sub print_selfcreation {
                 my $currstyle = 'display:none';
                 if (grep(/^\Q$status\E$/,@ordered)) {
                     $currstyle = $rowstyle;
-                    $hidden = 0; 
+                    $hidden = 0;
                 }
                 $datatable .= &noninst_users($processing,$emailverified,$emailoptions,$emaildomain,
                                              $emailrules,$emailruleorder,$settings,$status,$rowid,
@@ -7224,8 +10081,8 @@ sub print_selfcreation {
             foreach my $status (@posstypes) {
                 my $rowid = $classprefix.$status;
                 my $datarowstyle = 'display:none';
-                if (grep(/^\Q$status\E$/,@ordered)) { 
-                    $datarowstyle = $rowstyle; 
+                if (grep(/^\Q$status\E$/,@ordered)) {
+                    $datarowstyle = $rowstyle;
                 }
                 $datatable .= &modifiable_userdata_row('cancreate','emailusername_'.$status,$settings,
                                                        $numinrow,$$rowtotal,\%usertypeshash,$infofields,
@@ -7327,7 +10184,7 @@ function toggleEmailOptions(form,radio,p
                     document.getElementById(altprefix+'_inst_'+status).style.display = 'none';
                     document.getElementById(altprefix+'_noninst_'+status).style.display = 'none';
                     if (curr == 'custom') {
-                        if (prefix) { 
+                        if (prefix) {
                             document.getElementById(prefix+'_'+status).style.display = 'inline';
                         }
                     } else if (curr == 'inst') {
@@ -7350,10 +10207,10 @@ ENDSCRIPT
 
 sub noninst_users {
     my ($processing,$emailverified,$emailoptions,$emaildomain,$emailrules,
-        $emailruleorder,$settings,$type,$rowid,$typetitle,$css_class,$rowstyle,$intdom) = @_; 
+        $emailruleorder,$settings,$type,$rowid,$typetitle,$css_class,$rowstyle,$intdom) = @_;
     my $class = 'LC_left_item';
     if ($css_class) {
-        $css_class = ' class="'.$css_class.'"'; 
+        $css_class = ' class="'.$css_class.'"';
     }
     if ($rowid) {
         $rowid = ' id="'.$rowid.'"';
@@ -7368,10 +10225,10 @@ sub noninst_users {
         $description = &mt('Requests for: [_1] (status self-reported)',$typetitle);
     }
     $output = '<tr'.$css_class.$rowid.$rowstyle.'>'.
-              "<td>$description</td>\n".           
+              "<td>$description</td>\n".
               '<td class="'.$class.'" colspan="2">'.
               '<table><tr>';
-    my %headers = &Apache::lonlocal::texthash( 
+    my %headers = &Apache::lonlocal::texthash(
               approve  => 'Processing',
               email    => 'E-mail',
               username => 'Username',
@@ -7496,7 +10353,7 @@ sub noninst_users {
                     my $value;
                     if (ref($emaildomain) eq 'HASH') {
                         if (ref($emaildomain->{$type}) eq 'HASH') {
-                            $value = $emaildomain->{$type}->{$option}; 
+                            $value = $emaildomain->{$type}->{$option};
                         }
                     }
                     if ($value eq '') {
@@ -7526,10 +10383,14 @@ sub captcha_choice {
         $vertext,$currver);
     my %lt = &captcha_phrases();
     $keyentry = 'hidden';
+    my $colspan=2;
     if ($context eq 'cancreate') {
         $rowname = &mt('CAPTCHA validation');
     } elsif ($context eq 'login') {
         $rowname =  &mt('"Contact helpdesk" CAPTCHA validation');
+    } elsif ($context eq 'passwords') {
+        $rowname = &mt('"Forgot Password" CAPTCHA validation');
+        $colspan=1;
     }
     if (ref($settings) eq 'HASH') {
         if ($settings->{'captcha'}) {
@@ -7569,7 +10430,7 @@ sub captcha_choice {
         $css_class .= ' style="'.$rowstyle.'"';
     }
     my $output = '<tr'.$css_class.'>'.
-                 '<td class="LC_left_item">'.$rowname.'</td><td class="LC_left_item" colspan="2">'."\n".
+                 '<td class="LC_left_item">'.$rowname.'</td><td class="LC_left_item" colspan="'.$colspan.'">'."\n".
                  '<table><tr><td>'."\n";
     foreach my $option ('original','recaptcha','notused') {
         $output .= '<span class="LC_nobreak"><label><input type="radio" name="'.$context.'_captcha" value="'.
@@ -7608,7 +10469,7 @@ sub user_formats_row {
                    'username' => 'new usernames',
                    'id'       => 'IDs',
                );
-    unless ($type eq 'email') {
+    unless (($type eq 'email') || ($type eq 'unamemap')) {
         my $css_class = $rowcount%2?' class="LC_odd_row"':'';
         $output = '<tr '.$css_class.'>'.
                   '<td><span class="LC_nobreak">'.
@@ -7663,9 +10524,9 @@ sub user_formats_row {
     } elsif ($colsleft == 1) {
         $output .= '<td class="LC_left_item">&nbsp;</td>';
     }
-    $output .= '</tr></table>';
-    unless ($type eq 'email') {
-        $output .= '</td></tr>';
+    $output .= '</tr>';
+    unless (($type eq 'email') || ($type eq 'unamemap')) {
+        $output .= '</table></td></tr>';
     }
     return $output;
 }
@@ -7797,97 +10658,34 @@ sub print_defaults {
             } elsif ($item eq 'lang_def') {
                 my $includeempty = 1;
                 $datatable .= &Apache::loncommon::select_language($item,$defaults{$item},$includeempty);
-            } else {
-                my $size;
-                if ($item eq 'portal_def') {
-                    $size = ' size="25"';
-                }
+            } elsif ($item eq 'portal_def') {
                 $datatable .= '<input type="text" name="'.$item.'" value="'.
-                              $defaults{$item}.'"'.$size.' />';
-            }
-            $datatable .= '</td></tr>';
-            $rownum ++;
-        }
-    } elsif ($position eq 'middle') {
-        my @items = ('intauth_cost','intauth_check','intauth_switch');
-        my %defaults;
-        if (ref($settings) eq 'HASH') {
-            %defaults = %{$settings};
-            if ($defaults{'intauth_cost'} !~ /^\d+$/) {
-                $defaults{'intauth_cost'} = 10;
-            }
-            if ($defaults{'intauth_check'} !~ /^(0|1|2)$/) {
-                $defaults{'intauth_check'} = 0;
-            }
-            if ($defaults{'intauth_switch'} !~ /^(0|1|2)$/) {
-                $defaults{'intauth_switch'} = 0;
-            }
-        } else {
-            %defaults = (
-                          'intauth_cost'   => 10,
-                          'intauth_check'  => 0,
-                          'intauth_switch' => 0,
-                        );
-        }
-        foreach my $item (@items) {
-            if ($rownum%2) {
-                $css_class = '';
-            } else {
-                $css_class = ' class="LC_odd_row" ';
-            }
-            $datatable .= '<tr'.$css_class.'>'.
-                          '<td><span class="LC_nobreak">'.$titles->{$item}.
-                          '</span></td><td class="LC_left_item" colspan="3">';
-            if ($item eq 'intauth_switch') {
-                my @options = (0,1,2);
-                my %optiondesc = &Apache::lonlocal::texthash (
-                                   0 => 'No',
-                                   1 => 'Yes',
-                                   2 => 'Yes, and copy existing passwd file to passwd.bak file',
-                                 );
-                $datatable .= '<table width="100%">';
-                foreach my $option (@options) {
-                    my $checked = ' ';
-                    if ($defaults{$item} eq $option) {
-                        $checked = ' checked="checked"';
-                    }
-                    $datatable .= '<tr><td class="LC_left_item"><span class="LC_nobreak">'.
-                                  '<label><input type="radio" name="'.$item.
-                                  '" value="'.$option.'"'.$checked.' />'.
-                                  $optiondesc{$option}.'</label></span></td></tr>';
-                }
-                $datatable .= '</table>';
-            } elsif ($item eq 'intauth_check') {
-                my @options = (0,1,2);
-                my %optiondesc = &Apache::lonlocal::texthash (
-                                   0 => 'No',
-                                   1 => 'Yes, allow login then update passwd file using default cost (if higher)',
-                                   2 => 'Yes, disallow login if stored cost is less than domain default',
-                                 );
-                $datatable .= '<table width="100%">';
-                foreach my $option (@options) {
-                    my $checked = ' ';
-                    my $onclick;
-                    if ($defaults{$item} eq $option) {
-                        $checked = ' checked="checked"';
-                    }
-                    if ($option == 2) {
-                        $onclick = ' onclick="javascript:warnIntAuth(this);"';
-                    }
-                    $datatable .= '<tr><td class="LC_left_item"><span class="LC_nobreak">'.
-                                  '<label><input type="radio" name="'.$item.
-                                  '" value="'.$option.'"'.$checked.$onclick.' />'.
-                                  $optiondesc{$option}.'</label></span></td></tr>';
+                              $defaults{$item}.'" size="25" onkeyup="portalExtras(this);" />';
+                my $portalsty = 'none';
+                if ($defaults{$item}) {
+                    $portalsty = 'block';
+                }
+                foreach my $field ('email','web') {
+                    my $checkedoff = ' checked="checked"';
+                    my $checkedon;
+                    if ($defaults{$item.'_'.$field}) {
+                        $checkedon = $checkedoff;
+                        $checkedoff = '';
+                    }
+                    $datatable .= '<div id="'.$item.'_'.$field.'_div" style="display:'.$portalsty.'">'.
+                              '<span class="LC_nobreak">'.$titles->{$field}.'&nbsp;'.
+                              '<label><input type="radio" name="'.$item.'_'.$field.'" value="1"'.$checkedon.'/>'.&mt('Yes').'</label>'.
+                              ('&nbsp;'x2).
+                              '<label><input type="radio" name="'.$item.'_'.$field.'" value="0"'.$checkedoff.'/>'.&mt('No').'</label>'.
+                              '</div>';
                 }
-                $datatable .= '</table>';
             } else {
-                $datatable .= '<input type="text" name="'.$item.'" value="'.
-                              $defaults{$item}.'" size="3" onblur="javascript:warnIntAuth(this);" />'; 
+                $datatable .= '<input type="text" name="'.$item.'" value="'.$defaults{$item}.'" />';
             }
             $datatable .= '</td></tr>';
             $rownum ++;
         }
-    } else {
+    } elsif ($position eq 'middle') {
         my %defaults;
         if (ref($settings) eq 'HASH') {
             if ((ref($settings->{'inststatusorder'}) eq 'ARRAY') && (ref($settings->{'inststatustypes'}) eq 'HASH')) {
@@ -7911,7 +10709,7 @@ sub print_defaults {
                     $datatable .= '</select>&nbsp;'.&mt('Internal ID:').'&nbsp;<b>'.$item.'</b>&nbsp;'.
                                   '<input type="checkbox" name="inststatus_delete" value="'.$item.'" />'.
                                   &mt('delete').'</span></td>'.
-                                  '<td class="LC_left_item" colspan="2"><span class="LC_nobreak">'.&mt('Name displayed:').
+                                  '<td class="LC_left_item" colspan="2"><span class="LC_nobreak">'.&mt('Name displayed').':'.
                                   '<input type="text" size="20" name="inststatus_title_'.$item.'" value="'.$title.'" />'.
                                   '</span></td></tr>';
                 }
@@ -7931,12 +10729,28 @@ sub print_defaults {
                               '<input type="text" size="10" name="addinststatus" value="" />'.
                               '&nbsp;'.&mt('(new)').
                               '</span></td><td class="LC_left_item" colspan="2"><span class="LC_nobreak">'.
-                              &mt('Name displayed:').
+                              &mt('Name displayed').':'.
                               '<input type="text" size="20" name="addinststatus_title" value="" /></span></td>'.
                               '</tr>'."\n";
                 $rownum ++;
             }
         }
+    } else {
+        my ($unamemaprules,$ruleorder) =
+            &Apache::lonnet::inst_userrules($dom,'unamemap');
+        $css_class = $rownum%2?' class="LC_odd_row"':'';
+        if ((ref($unamemaprules) eq 'HASH') && (ref($ruleorder) eq 'ARRAY')) {
+            my $numinrow = 2;
+            $datatable .= '<tr'.$css_class.'><td>'.&mt('Available conversions').'</td><td><table>'.
+                          &user_formats_row('unamemap',$settings,$unamemaprules,
+                                            $ruleorder,$numinrow).
+                          '</table></td></tr>';
+        }
+        if ($datatable eq '') {
+            $datatable .= '<tr'.$css_class.'><td colspan="2">'.
+                          &mt('No rules set for domain in customized localenroll.pm').
+                          '</td></tr>';
+        }
     }
     $$rowtotal += $rownum;
     return $datatable;
@@ -7962,6 +10776,8 @@ sub defaults_titles {
                    'timezone_def'  => 'Default timezone',
                    'datelocale_def' => 'Default locale for dates',
                    'portal_def'     => 'Portal/Default URL',
+                   'email'          => 'Email links use portal URL',
+                   'web'            => 'Public web links use portal URL',
                    'intauth_cost'   => 'Encryption cost for bcrypt (positive integer)',
                    'intauth_check'  => 'Check bcrypt cost if authenticated',
                    'intauth_switch' => 'Existing crypt-based switched to bcrypt on authentication',
@@ -8194,10 +11010,13 @@ sub legacy_scantronformat {
     my ($url,$error);
     my @statinfo = &Apache::lonnet::stat_file($newurl);
     if ((!@statinfo) || ($statinfo[0] eq 'no_such_dir')) {
+        my $modified = [];
         (my $result,$url) =
-            &publishlogo($r,'copy',$legacyfile,$dom,$confname,'scantron',
-                         '','',$newfile);
-        if ($result ne 'ok') {
+            &Apache::lonconfigsettings::publishlogo($r,'copy',$legacyfile,$dom,$confname,
+                                                    'scantron','','',$newfile,$modified);
+        if ($result eq 'ok') {
+            &update_modify_urls($r,$modified);
+        } else {
             $error = &mt("An error occurred publishing the [_1] bubblesheet format file in RES space. Error was: [_2].",$newfile,$result);
         }
     }
@@ -8675,35 +11494,24 @@ sub serverstatus_pages {
 
 sub defaults_javascript {
     my ($settings) = @_;
-    my $intauthcheck = &mt('Warning: disallowing login for an authenticated user if the stored cost is less than the default will require a password reset by/for the user.');
-    my $intauthcost = &mt('Warning: bcrypt encryption cost for internal authentication must be an integer.');
-    &js_escape(\$intauthcheck);
-    &js_escape(\$intauthcost);
-    my $intauthjs = <<"ENDSCRIPT";
+    return unless (ref($settings) eq 'HASH');
+    my $portal_js = <<"ENDPORTAL";
 
-function warnIntAuth(field) {
-    if (field.name == 'intauth_check') {
-        if (field.value == '2') {
-            alert('$intauthcheck');
-        }
-    }
-    if (field.name == 'intauth_cost') {
-        field.value.replace(/\s/g,'');
-        if (field.value != '') {
-            var regexdigit=/^\\d+\$/;
-            if (!regexdigit.test(field.value)) {
-                alert('$intauthcost');
+function portalExtras(caller) {
+    var x = caller.value;
+    var y = new Array('email','web');
+    for (var i=0; i<y.length; i++) {
+        if (document.getElementById('portal_def_'+y[i]+'_div')) {
+            var z = document.getElementById('portal_def_'+y[i]+'_div');
+            if (x.length > 0) {
+                z.style.display = 'block';
+            } else {
+                z.style.display = 'none';
             }
         }
     }
-    return;
 }
-
-ENDSCRIPT
-
-    if (ref($settings) ne 'HASH') {
-        return &Apache::lonhtmlcommon::scripttag($intauthjs);
-    }
+ENDPORTAL
     if ((ref($settings->{'inststatusorder'}) eq 'ARRAY') && (ref($settings->{'inststatustypes'}) eq 'HASH')) {
         my $maxnum = scalar(@{$settings->{'inststatusorder'}});
         if ($maxnum eq '') {
@@ -8757,15 +11565,127 @@ $jstext
     return;
 }
 
-$intauthjs
+$portal_js
 
 // ]]>
 </script>
 
 ENDSCRIPT
     } else {
-        return &Apache::lonhtmlcommon::scripttag($intauthjs);
+return <<"ENDSCRIPT";
+<script type="text/javascript">
+// <![CDATA[
+$portal_js
+// ]]>
+</script>
+
+ENDSCRIPT
     }
+    return;
+}
+
+sub passwords_javascript {
+    my ($prefix) = @_;
+    my %intalert;
+    if ($prefix eq 'passwords') {
+        %intalert = &Apache::lonlocal::texthash (
+            authcheck => 'Warning: disallowing login for an authenticated user if the stored cost is less than the default will require a password reset by/for the user.',
+            authcost => 'Warning: bcrypt encryption cost for internal authentication must be an integer.',
+            passmin => 'Warning: minimum password length must be a positive integer greater than 6.',
+            passmax => 'Warning: maximum password length must be a positive integer (or blank).',
+            passexp => 'Warning: days before password expiration must be a positive integer (or blank).',
+            passnum => 'Warning: number of previous passwords to save must be a positive integer (or blank).',
+        );
+    } elsif (($prefix eq 'ltisecrets') || ($prefix eq 'toolsecrets')) {
+        %intalert = &Apache::lonlocal::texthash (
+            passmin => 'Warning: minimum secret length must be a positive integer greater than 6.',
+            passmax => 'Warning: maximum secret length must be a positive integer (or blank).',
+        );
+    }
+    &js_escape(\%intalert);
+    my $defmin = $Apache::lonnet::passwdmin;
+    my $intauthjs;
+    if ($prefix eq 'passwords') { $intauthjs = <<"ENDSCRIPT";
+
+function warnIntAuth(field) {
+    if (field.name == 'intauth_check') {
+        if (field.value == '2') {
+            alert('$intalert{authcheck}');
+        }
+    }
+    if (field.name == 'intauth_cost') {
+        field.value.replace(/\s/g,'');
+        if (field.value != '') {
+            var regexdigit=/^\\d+\$/;
+            if (!regexdigit.test(field.value)) {
+                alert('$intalert{authcost}');
+            }
+        }
+    }
+    return;
+}
+
+ENDSCRIPT
+
+     }
+
+     $intauthjs .= <<"ENDSCRIPT";
+
+function warnInt$prefix(field) {
+    field.value.replace(/^\s+/,'');
+    field.value.replace(/\s+\$/,'');
+    var regexdigit=/^\\d+\$/;
+    if (field.name == '${prefix}_min') {
+        if (field.value == '') {
+            alert('$intalert{passmin}');
+            field.value = '$defmin';
+        } else {
+            if (!regexdigit.test(field.value)) {
+                alert('$intalert{passmin}');
+                field.value = '$defmin';
+            }
+            var minval = parseInt(field.value,10);
+            if (minval < $defmin) {
+                alert('$intalert{passmin}');
+                field.value = '$defmin';
+            }
+        }
+    } else {
+        if (field.value == '0') {
+            field.value = '';
+        }
+        if (field.value != '') {
+            if (field.name == '${prefix}_expire') {
+                var regexpposnum=/^\\d+(|\\.\\d*)\$/; 
+                if (!regexpposnum.test(field.value)) {
+                    alert('$intalert{passexp}');
+                    field.value = '';
+                } else {
+                    var expval = parseFloat(field.value);
+                    if (expval == 0) {
+                        alert('$intalert{passexp}');
+                        field.value = '';
+                    }
+                }
+            } else {
+                if (!regexdigit.test(field.value)) {
+                    if (field.name == '${prefix}_max') {
+                        alert('$intalert{passmax}');
+                    } else {
+                        if (field.name == '${prefix}_numsaved') {
+                            alert('$intalert{passnum}');
+                        }
+                    }
+                    field.value = '';
+                }
+            }
+        }
+    }
+    return;
+}
+
+ENDSCRIPT
+    return &Apache::lonhtmlcommon::scripttag($intauthjs);
 }
 
 sub coursecategories_javascript {
@@ -8883,7 +11803,7 @@ ENDSCRIPT
 sub initialize_categories {
     my ($itemcount) = @_;
     my ($datatable,$css_class,$chgstr);
-    my %default_names = (
+    my %default_names = &Apache::lonlocal::texthash (
                       instcode    => 'Official courses (with institutional codes)',
                       communities => 'Communities',
                       placement   => 'Placement Tests',
@@ -9011,7 +11931,7 @@ sub build_category_rows {
 
 sub modifiable_userdata_row {
     my ($context,$item,$settings,$numinrow,$rowcount,$usertypes,$fieldsref,$titlesref,
-        $rowid,$customcss,$rowstyle) = @_;
+        $rowid,$customcss,$rowstyle,$itemdesc) = @_;
     my ($role,$rolename,$statustype);
     $role = $item;
     if ($context eq 'cancreate') {
@@ -9034,6 +11954,8 @@ sub modifiable_userdata_row {
         }
     } elsif ($context eq 'lti') {
         $rolename = &mt('Institutional data used (if available)');
+    } elsif ($context eq 'privacy') {
+        $rolename = $itemdesc;
     } else {
         if ($role eq 'cr') {
             $rolename = &mt('Custom role');
@@ -9076,13 +11998,19 @@ sub modifiable_userdata_row {
               '<td class="LC_left_item" colspan="2"><table>';
     my $rem;
     my %checks;
-    my %current;
     if (ref($settings) eq 'HASH') {
         my $hashref;
         if ($context eq 'lti') {
             if (ref($settings) eq 'HASH') {
                 $hashref = $settings->{'instdata'};
             }
+        } elsif ($context eq 'privacy') {
+            my ($key,$inner) = split(/_/,$role);
+            if (ref($settings) eq 'HASH') {
+                if (ref($settings->{$key}) eq 'HASH') {
+                    $hashref = $settings->{$key}->{$inner};
+                }
+            }
         } elsif (ref($settings->{$context}) eq 'HASH') {
             if (ref($settings->{$context}->{$role}) eq 'HASH') {
                 $hashref = $settings->{'lti_instdata'};
@@ -9095,7 +12023,7 @@ sub modifiable_userdata_row {
                 }
             }
         }
-        if (ref($hashref) eq 'HASH') { 
+        if (ref($hashref) eq 'HASH') {
             foreach my $field (@fields) {
                 if ($hashref->{$field}) {
                     if ($role eq 'emailusername') {
@@ -9107,7 +12035,6 @@ sub modifiable_userdata_row {
             }
         }
     }
- 
     my $total = scalar(@fields);
     for (my $i=0; $i<$total; $i++) {
         $rem = $i%($numinrow);
@@ -9120,7 +12047,25 @@ sub modifiable_userdata_row {
         my $check = ' ';
         unless ($role eq 'emailusername') {
             if (exists($checks{$fields[$i]})) {
-                $check = $checks{$fields[$i]}
+                $check = $checks{$fields[$i]};
+            } elsif ($context eq 'privacy') {
+                if ($role =~ /^priv_(domain|course)$/) {
+                    if (ref($settings) ne 'HASH') {
+                        $check = ' checked="checked" ';
+                    }
+                } elsif ($role =~ /^priv_(author|community)$/) {
+                    if (ref($settings) ne 'HASH') {
+                        unless ($fields[$i] eq 'id') {
+                            $check = ' checked="checked" ';
+                        }
+                    }
+                } elsif ($role =~ /^(unpriv|othdom)_/) {
+                    if (ref($settings) ne 'HASH') {
+                        if (($fields[$i] eq 'lastname') || ($fields[$i] eq 'firstname')) {
+                            $check = ' checked="checked" ';
+                        }
+                    }
+                }
             } elsif ($context ne 'lti') {
                 if ($role eq 'st') {
                     if (ref($settings) ne 'HASH') {
@@ -9149,6 +12094,8 @@ sub modifiable_userdata_row {
         } else {
             if ($context eq 'lti') {
                 $prefix = 'lti';
+            } elsif ($context eq 'privacy') {
+                $prefix = 'privacy';
             }
             $output .= '<label>'.
                        '<input type="checkbox" name="'.$prefix.'_'.$role.'" '.
@@ -9176,15 +12123,19 @@ sub insttypes_row {
     my ($settings,$types,$usertypes,$dom,$numinrow,$othertitle,$context,$rowtotal,$onclick,
         $customcss,$rowstyle) = @_;
     my %lt = &Apache::lonlocal::texthash (
-                      cansearch => 'Users allowed to search',
+                      cansearch      => 'Users allowed to search',
                       statustocreate => 'Institutional affiliation(s) able to create own account (login/SSO)',
-                      lockablenames => 'User preference to lock name',
-                      selfassign    => 'Self-reportable affiliations',
-                      overrides     => "Override domain's helpdesk settings based on requester's affiliation",
+                      lockablenames  => 'User preference to lock name',
+                      selfassign     => 'Self-reportable affiliations',
+                      overrides      => "Override domain's helpdesk settings based on requester's affiliation",
+                      webdav         => 'WebDAV access available',
+                      authorquota    => 'Authoring Space quota (MB)',
              );
-    my $showdom;
+    my ($showdom,$defaultquota);
     if ($context eq 'cansearch') {
         $showdom = ' ('.$dom.')';
+    } elsif ($context eq 'authorquota') {
+        $defaultquota = 500;
     }
     my $class = 'LC_left_item';
     if ($context eq 'statustocreate') {
@@ -9221,25 +12172,44 @@ sub insttypes_row {
                     }
                     $output .= '<tr>';
                 }
-                my $check = ' ';
-                if (ref($settings) eq 'HASH') {
-                    if (ref($settings->{$context}) eq 'ARRAY') {
-                        if (grep(/^\Q$types->[$i]\E$/,@{$settings->{$context}})) {
-                            $check = ' checked="checked" ';
-                        }
-                    } elsif (ref($settings->{$context}) eq 'HASH') {
-                        if (ref($settings->{$context}->{$types->[$i]}) eq 'HASH') {
+                if ($context eq 'authorquota') {
+                    my $currquota;
+                    if ($settings->{$context}->{$types->[$i]} =~ /^\d+$/) {
+                        $currquota = $settings->{$context}->{$types->[$i]};
+                    } else {
+                        $currquota = $defaultquota;
+                    }
+                    $output .= '<td class="LC_left_item">'."\n".
+                               '<label><span class="LC_nobreak">'."\n".
+                               $usertypes->{$types->[$i]}.'</span><br />'."\n".
+                               '<input type="text" name="'.$context.'_'.$types->[$i].'" '.
+                               'value="'.$currquota.'" size="5"'.$onclick.'/>'."\n".
+                               '</label></td>';
+                } else {
+                    my $check = ' ';
+                    if (ref($settings) eq 'HASH') {
+                        if (ref($settings->{$context}) eq 'ARRAY') {
+                            if (grep(/^\Q$types->[$i]\E$/,@{$settings->{$context}})) {
+                                $check = ' checked="checked" ';
+                            }
+                        } elsif (ref($settings->{$context}) eq 'HASH') {
+                            if (ref($settings->{$context}->{$types->[$i]}) eq 'HASH') {
+                                $check = ' checked="checked" ';
+                            } elsif ($context eq 'webdav') {
+                                if ($settings->{$context}->{$types->[$i]}) {
+                                    $check = ' checked="checked" ';
+                                }
+                            }
+                        } elsif ($context eq 'statustocreate') {
                             $check = ' checked="checked" ';
                         }
-                    } elsif ($context eq 'statustocreate') {
-                        $check = ' checked="checked" ';
                     }
+                    $output .= '<td class="LC_left_item">'.
+                               '<span class="LC_nobreak"><label>'.
+                               '<input type="checkbox" name="'.$context.'" '.
+                               'value="'.$types->[$i].'"'.$check.$onclick.'/>'.
+                               $usertypes->{$types->[$i]}.'</label></span></td>';
                 }
-                $output .= '<td class="LC_left_item">'.
-                           '<span class="LC_nobreak"><label>'.
-                           '<input type="checkbox" name="'.$context.'" '.
-                           'value="'.$types->[$i].'"'.$check.$onclick.' />'.
-                           $usertypes->{$types->[$i]}.'</label></span></td>';
             }
         }
         $rem = @{$types}%($numinrow);
@@ -9251,7 +12221,7 @@ sub insttypes_row {
         } else {
             $output .= '<td class="LC_left_item">';
         }
-        $output .= '&nbsp;';  
+        $output .= '&nbsp;';
     } else {
         if ($rem == 0) {
             $output .= '<tr>';
@@ -9261,20 +12231,41 @@ sub insttypes_row {
         } else {
             $output .= '<td class="LC_left_item">';
         }
-        my $defcheck = ' ';
-        if (ref($settings) eq 'HASH') {  
-            if (ref($settings->{$context}) eq 'ARRAY') {
-                if (grep(/^default$/,@{$settings->{$context}})) {
+        if ($context eq 'authorquota') {
+            my $currquota = 500;
+            if ((ref($settings) eq 'HASH') && (ref($settings->{$context}) eq 'HASH')) {
+                if ($settings->{$context}{'default'} =~ /^\d+$/) {
+                    $currquota = $settings->{$context}{'default'};
+                }
+            }
+            $output .= '<label><span class="LC_nobreak">'.$othertitle.'</span><br />'."\n".
+                       '<input type="text" name="'.$context.'_default" '.
+                       'value="'.$currquota.'" size="5"'.$onclick.'/>'."\n".
+                       '</label>';
+        } else {
+            my $defcheck = ' ';
+            if (ref($settings) eq 'HASH') {
+                if (ref($settings->{$context}) eq 'ARRAY') {
+                    if (grep(/^default$/,@{$settings->{$context}})) {
+                        $defcheck = ' checked="checked" ';
+                    }
+                } elsif (ref($settings->{$context}) eq 'HASH') {
+                    if (ref($settings->{$context}->{'default'}) eq 'HASH') {
+                        $defcheck = ' checked="checked" ';
+                    } elsif ($context eq 'webdav') {
+                        if ($settings->{$context}->{'default'}) {
+                            $defcheck = ' checked="checked" ';
+                        }
+                    }
+                } elsif ($context eq 'statustocreate') {
                     $defcheck = ' checked="checked" ';
                 }
-            } elsif ($context eq 'statustocreate') {
-                $defcheck = ' checked="checked" ';
             }
+            $output .= '<span class="LC_nobreak"><label>'.
+                       '<input type="checkbox" name="'.$context.'" '.
+                       'value="default"'.$defcheck.$onclick.'/>'.
+                       $othertitle.'</label></span>';
         }
-        $output .= '<span class="LC_nobreak"><label>'.
-                   '<input type="checkbox" name="'.$context.'" '.
-                   'value="default"'.$defcheck.$onclick.' />'.
-                   $othertitle.'</label></span>';
     }
     $output .= '</td></tr></table></td></tr>';
     return $output;
@@ -9353,12 +12344,14 @@ sub usertype_update_row {
 sub modify_login {
     my ($r,$dom,$confname,$lastactref,%domconfig) = @_;
     my ($resulttext,$errors,$colchgtext,%changes,%colchanges,%newfile,%newurl,
-        %curr_loginvia,%loginhash,@currlangs,@newlangs,$addedfile,%title,@offon);
+        %curr_loginvia,%loginhash,@currlangs,@newlangs,$addedfile,%title,@offon,
+        %currsaml,%saml,%samltext,%samlimg,%samlalt,%samlurl,%samltitle,%samlwindow,%samlnotsso);
     %title = ( coursecatalog => 'Display course catalog',
                adminmail => 'Display administrator E-mail address',
                helpdesk  => 'Display "Contact Helpdesk" link',
                newuser => 'Link for visitors to create a user account',
-               loginheader => 'Log-in box header');
+               loginheader => 'Log-in box header',
+               saml => 'Dual SSO and non-SSO login');
     @offon = ('off','on');
     if (ref($domconfig{login}) eq 'HASH') {
         if (ref($domconfig{login}{loginvia}) eq 'HASH') {
@@ -9366,6 +12359,21 @@ sub modify_login {
                 $curr_loginvia{$lonhost} = $domconfig{login}{loginvia}{$lonhost};
             }
         }
+        if (ref($domconfig{login}{'saml'}) eq 'HASH') {
+            foreach my $lonhost (keys(%{$domconfig{login}{'saml'}})) {
+                if (ref($domconfig{login}{'saml'}{$lonhost}) eq 'HASH') {
+                    $currsaml{$lonhost} = $domconfig{login}{'saml'}{$lonhost};
+                    $saml{$lonhost} = 1;
+                    $samltext{$lonhost} = $domconfig{login}{'saml'}{$lonhost}{'text'};
+                    $samlurl{$lonhost} = $domconfig{login}{'saml'}{$lonhost}{'url'};
+                    $samlalt{$lonhost} = $domconfig{login}{'saml'}{$lonhost}{'alt'};
+                    $samlimg{$lonhost} = $domconfig{login}{'saml'}{$lonhost}{'img'};
+                    $samltitle{$lonhost} = $domconfig{login}{'saml'}{$lonhost}{'title'};
+                    $samlwindow{$lonhost} = $domconfig{login}{'saml'}{$lonhost}{'window'};
+                    $samlnotsso{$lonhost} = $domconfig{login}{'saml'}{$lonhost}{'notsso'};
+                }
+            }
+        }
     }
     ($errors,%colchanges) = &modify_colors($r,$dom,$confname,['login'],
                                            \%domconfig,\%loginhash);
@@ -9504,13 +12512,16 @@ sub modify_login {
                 if ($addedfile ne '') {
                     push(@allnew,$addedfile);
                 }
+                my $modified = [];
                 foreach my $lang (@allnew) {
                     my $formelem = 'loginhelpurl_'.$lang;
                     if ($lang eq $env{'form.loginhelpurl_add_lang'}) {
                         $formelem = 'loginhelpurl_add_file';
                     }
-                    (my $result,$newurl{$lang}) = &publishlogo($r,'upload',$formelem,$dom,$confname,
-                                                               "help/$lang",'','',$newfile{$lang});
+                    (my $result,$newurl{$lang}) =
+                        &Apache::lonconfigsettings::publishlogo($r,'upload',$formelem,$dom,$confname,
+                                                                "help/$lang",'','',$newfile{$lang},
+                                                                $modified);
                     if ($result eq 'ok') {
                         $loginhash{'login'}{'helpurl'}{$lang} = $newurl{$lang};
                         $changes{'helpurl'}{$lang} = 1;
@@ -9523,6 +12534,7 @@ sub modify_login {
                         }
                     }
                 }
+                &update_modify_urls($r,$modified);
             } else {
                 $error = &mt("Upload of custom log-in help file(s) failed because an author role could not be assigned to a Domain Configuration user ([_1]) in domain: [_2].  Error was: [_3].",$confname,$dom,$author_ok);
             }
@@ -9580,11 +12592,14 @@ sub modify_login {
             if ($switchserver) {
                 $error = &mt("Upload of custom markup is not permitted to this server: [_1]",$switchserver);
             } elsif ($author_ok eq 'ok') {
+                my $modified = [];
                 foreach my $lonhost (@newhosts) {
                     my $formelem = 'loginheadtag_'.$lonhost;
-                    (my $result,$newheadtagurls{$lonhost}) = &publishlogo($r,'upload',$formelem,$dom,$confname,
-                                                                          "login/headtag/$lonhost",'','',
-                                                                          $env{'form.loginheadtag_'.$lonhost.'.filename'});
+                    (my $result,$newheadtagurls{$lonhost}) =
+                        &Apache::lonconfigsettings::publishlogo($r,'upload',$formelem,$dom,$confname,
+                                                                "login/headtag/$lonhost",'','',
+                                                                $env{'form.loginheadtag_'.$lonhost.'.filename'},
+                                                                $modified);
                     if ($result eq 'ok') {
                         $loginhash{'login'}{'headtag'}{$lonhost}{'url'} = $newheadtagurls{$lonhost};
                         $changes{'headtag'}{$lonhost} = 1;
@@ -9601,6 +12616,7 @@ sub modify_login {
                         }
                     }
                 }
+                &update_modify_urls($r,$modified);
             } else {
                 $error = &mt("Upload of custom markup file(s) failed because an author role could not be assigned to a Domain Configuration user ([_1]) in domain: [_2].  Error was: [_3].",$confname,$dom,$author_ok);
             }
@@ -9612,6 +12628,99 @@ sub modify_login {
             $errors .= '<li><span class="LC_error">'.$error.'</span></li>';
         }
     }
+    my @delsamlimg = &Apache::loncommon::get_env_multiple('form.saml_img_del');
+    my @newsamlimgs;
+    foreach my $lonhost (keys(%domservers)) {
+        if ($env{'form.saml_'.$lonhost}) {
+            if ($env{'form.saml_img_'.$lonhost.'.filename'}) {
+                push(@newsamlimgs,$lonhost);
+            }
+            foreach my $item ('text','alt','url','title','window','notsso') {
+                $env{'form.saml_'.$item.'_'.$lonhost} =~ s/^\s+|\s+$//g;
+            }
+            if ($saml{$lonhost}) {
+                if ($env{'form.saml_window_'.$lonhost} ne '1') {
+                    $env{'form.saml_window_'.$lonhost} = '';
+                }
+                if (grep(/^\Q$lonhost\E$/,@delsamlimg)) {
+#FIXME Need to obsolete published image
+                    delete($currsaml{$lonhost}{'img'});
+                    $changes{'saml'}{$lonhost} = 1;
+                }
+                if ($env{'form.saml_alt_'.$lonhost} ne $samlalt{$lonhost}) {
+                    $changes{'saml'}{$lonhost} = 1;
+                }
+                if ($env{'form.saml_text_'.$lonhost} ne $samltext{$lonhost}) {
+                    $changes{'saml'}{$lonhost} = 1;
+                }
+                if ($env{'form.saml_url_'.$lonhost} ne $samlurl{$lonhost}) {
+                    $changes{'saml'}{$lonhost} = 1;
+                }
+                if ($env{'form.saml_title_'.$lonhost} ne $samltitle{$lonhost}) {
+                    $changes{'saml'}{$lonhost} = 1;
+                }
+                if ($env{'form.saml_window_'.$lonhost} ne $samlwindow{$lonhost}) {
+                    $changes{'saml'}{$lonhost} = 1;
+                }
+                if ($env{'form.saml_notsso_'.$lonhost} ne $samlnotsso{$lonhost}) {
+                    $changes{'saml'}{$lonhost} = 1;
+                }
+            } else {
+                $changes{'saml'}{$lonhost} = 1;
+            }
+            foreach my $item ('text','alt','url','title','window','notsso') {
+                $currsaml{$lonhost}{$item} = $env{'form.saml_'.$item.'_'.$lonhost};
+            }
+        } else {
+            if ($saml{$lonhost}) {
+                $changes{'saml'}{$lonhost} = 1;
+                delete($currsaml{$lonhost});
+            }
+        }
+    }
+    foreach my $posshost (keys(%currsaml)) {
+        unless (exists($domservers{$posshost})) {
+            delete($currsaml{$posshost});
+        }
+    }
+    %{$loginhash{'login'}{'saml'}} = %currsaml;
+    if (@newsamlimgs) {
+        my $error;
+        my ($configuserok,$author_ok,$switchserver) = &config_check($dom,$confname,$servadm);
+        if ($configuserok eq 'ok') {
+            if ($switchserver) {
+                $error = &mt("Upload of SSO Button Image is not permitted to this server: [_1].",$switchserver);
+            } elsif ($author_ok eq 'ok') {
+                my $modified = [];
+                foreach my $lonhost (@newsamlimgs) {
+                    my $formelem = 'saml_img_'.$lonhost;
+                    my ($result,$imgurl) =
+                        &Apache::lonconfigsettings::publishlogo($r,'upload',$formelem,$dom,$confname,
+                                                                "login/saml/$lonhost",'','',
+                                                                $env{'form.saml_img_'.$lonhost.'.filename'},
+                                                                $modified);
+                    if ($result eq 'ok') {
+                        $currsaml{$lonhost}{'img'} = $imgurl;
+                        $loginhash{'login'}{'saml'}{$lonhost}{'img'} = $imgurl;
+                        $changes{'saml'}{$lonhost} = 1;
+                    } else {
+                        my $puberror = &mt("Upload of SSO button image failed for [_1] because an error occurred publishing the file in RES space. Error was: [_2].",
+                                           $lonhost,$result);
+                        $errors .= '<li><span class="LC_error">'.$puberror.'</span></li>';
+                    }
+                }
+                &update_modify_urls($r,$modified);
+            } else {
+                $error = &mt("Upload of SSO button image file(s) failed because an author role could not be assigned to a Domain Configuration user ([_1]) in domain: [_2].  Error was: [_3].",$confname,$dom,$author_ok);
+            }
+        } else {
+            $error = &mt("Upload of SSO button image file(s) failed because a Domain Configuration user ([_1]) could not be created in domain: [_2].  Error was: [_3].",$confname,$dom,$configuserok);
+        }
+        if ($error) {
+            &Apache::lonnet::logthis($error);
+            $errors .= '<li><span class="LC_error">'.$error.'</span></li>';
+        }
+    }
     &process_captcha('login',\%changes,$loginhash{'login'},$domconfig{'login'});
 
     my $defaulthelpfile = '/adm/loginproblems.html';
@@ -9652,6 +12761,31 @@ sub modify_login {
         }
         if (keys(%changes) > 0 || $colchgtext) {
             &Apache::loncommon::devalidate_domconfig_cache($dom);
+            if (exists($changes{'saml'})) {
+                my $hostid_in_use;
+                my @hosts = &Apache::lonnet::current_machine_ids();
+                if (@hosts > 1) {
+                    foreach my $hostid (@hosts) {
+                        if (&Apache::lonnet::host_domain($hostid) eq $dom) {
+                            $hostid_in_use = $hostid;
+                            last;
+                        }
+                    }
+                } else {
+                    $hostid_in_use = $r->dir_config('lonHostID');
+                }
+                if (($hostid_in_use) &&
+                    (&Apache::lonnet::host_domain($hostid_in_use) eq $dom)) {
+                    &Apache::lonnet::devalidate_cache_new('samllanding',$hostid_in_use);
+                }
+                if (ref($lastactref) eq 'HASH') {
+                    if (ref($changes{'saml'}) eq 'HASH') {
+                        my %updates;
+                        map { $updates{$_} = 1; } keys(%{$changes{'saml'}});
+                        $lastactref->{'samllanding'} = \%updates;
+                    }
+                }
+            }
             if (ref($lastactref) eq 'HASH') {
                 $lastactref->{'domainconfig'} = 1;
             }
@@ -9731,6 +12865,41 @@ sub modify_login {
                             }
                         }
                     }
+                } elsif ($item eq 'saml') {
+                    if (ref($changes{$item}) eq 'HASH') {
+                        my %notlt = (
+                                       text   => 'Text for log-in by SSO',
+                                       img    => 'SSO button image',
+                                       alt    => 'Alt text for button image',
+                                       url    => 'SSO URL',
+                                       title  => 'Tooltip for SSO link',
+                                       window => 'Pop-up window if iframe',
+                                       notsso => 'Text for non-SSO log-in',
+                                    );
+                        foreach my $lonhost (sort(keys(%{$changes{$item}}))) {
+                            if (ref($currsaml{$lonhost}) eq 'HASH') {
+                                $resulttext .= '<li>'.&mt("$title{$item} in use for [_1]","<b>$lonhost</b>").
+                                               '<ul>';
+                                foreach my $key ('text','img','alt','url','title','window','notsso') {
+                                    if ($currsaml{$lonhost}{$key} eq '') {
+                                        $resulttext .= '<li>'.&mt("$notlt{$key} not in use").'</li>';
+                                    } else {
+                                        my $value = "'$currsaml{$lonhost}{$key}'";
+                                        if ($key eq 'img') {
+                                            $value = '<img src="'.$currsaml{$lonhost}{$key}.'" />';
+                                        } elsif ($key eq 'window') {
+                                            $value = 'On';
+                                        }
+                                        $resulttext .= '<li>'.&mt("$notlt{$key} set to: [_1]",
+                                                                  $value).'</li>';
+                                    }
+                                }
+                                $resulttext .= '</ul></li>';
+                            } else {
+                                $resulttext .= '<li>'.&mt("$title{$item} not in use for [_1]",$lonhost).'</li>';
+                            }
+                        }
+                    }
                 } elsif ($item eq 'captcha') {
                     if (ref($loginhash{'login'}) eq 'HASH') {
                         my $chgtxt;
@@ -9833,6 +13002,516 @@ sub color_font_choices {
     return %choices;
 }
 
+sub modify_ipaccess {
+    my ($dom,$lastactref,%domconfig) = @_;
+    my (@allpos,%changes,%confhash,$errors,$resulttext);
+    my (@items,%deletions,%itemids,@warnings);
+    my ($typeorder,$types) = &commblocktype_text();
+    if ($env{'form.ipaccess_add'}) {
+        my $name = $env{'form.ipaccess_name_add'};
+        my ($newid,$error) = &get_ipaccess_id($dom,$name);
+        if ($newid) {
+            $itemids{'add'} = $newid;
+            push(@items,'add');
+            $changes{$newid} = 1;
+        } else {
+            $error = &mt('Failed to acquire unique ID for new IP access control item');
+            $errors .= '<li><span class="LC_error">'.$error.'</span></li>';
+        }
+    }
+    if (ref($domconfig{'ipaccess'}) eq 'HASH') {
+        my @todelete = &Apache::loncommon::get_env_multiple('form.ipaccess_del');
+        if (@todelete) {
+            map { $deletions{$_} = 1; } @todelete;
+        }
+        my $maxnum = $env{'form.ipaccess_maxnum'};
+        for (my $i=0; $i<$maxnum; $i++) {
+            my $itemid = $env{'form.ipaccess_id_'.$i};
+            $itemid =~ s/\D+//g;
+            if (ref($domconfig{'ipaccess'}{$itemid}) eq 'HASH') {
+                if ($deletions{$itemid}) {
+                    $changes{$itemid} = $domconfig{'ipaccess'}{$itemid}{'name'};
+                } else {
+                    push(@items,$i);
+                    $itemids{$i} = $itemid;
+                }
+            }
+        }
+    }
+    foreach my $idx (@items) {
+        my $itemid = $itemids{$idx};
+        next unless ($itemid);
+        my %current;
+        unless ($idx eq 'add') {
+            if (ref($domconfig{'ipaccess'}{$itemid}) eq 'HASH') {
+                %current = %{$domconfig{'ipaccess'}{$itemid}};
+            }
+        }
+        my $position = $env{'form.ipaccess_pos_'.$itemid};
+        $position =~ s/\D+//g;
+        if ($position ne '') {
+            $allpos[$position] = $itemid;
+        }
+        my $name = $env{'form.ipaccess_name_'.$idx};
+        $name =~ s/^\s+|\s+$//g;
+        $confhash{$itemid}{'name'} = $name;
+        my $possrange = $env{'form.ipaccess_range_'.$idx};
+        $possrange =~ s/^\s+|\s+$//g;
+        unless ($possrange eq '') {
+            $possrange =~ s/[\r\n]+/\s/g;
+            $possrange =~ s/\s*-\s*/-/g;
+            $possrange =~ s/\s+/,/g;
+            $possrange =~ s/,+/,/g;
+            if ($possrange ne '') {
+                my (@ok,$count);
+                $count = 0;
+                foreach my $poss (split(/\,/,$possrange)) {
+                    $count ++;
+                    $poss = &validate_ip_pattern($poss);
+                    if ($poss ne '') {
+                        push(@ok,$poss);
+                    }
+                }
+                my $diff = $count - scalar(@ok);
+                if ($diff) {
+                    $errors .= '<li><span class="LC_error">'.
+                               &mt('[quant,_1,IP] invalid and excluded from saved value for IP range(s) for [_2]',
+                                   $diff,$name).
+                               '</span></li>';
+                }
+                if (@ok) {
+                    my @cidr_list;
+                    foreach my $item (@ok) {
+                        @cidr_list = &Net::CIDR::cidradd($item,@cidr_list);
+                    }
+                    $confhash{$itemid}{'ip'} = join(',',@cidr_list);
+                }
+            }
+        }
+        foreach my $field ('name','ip') {
+            unless (($idx eq 'add') || ($changes{$itemid})) {
+                if ($current{$field} ne $confhash{$itemid}{$field}) {
+                    $changes{$itemid} = 1;
+                    last;
+                }
+            }
+        }
+        $confhash{$itemid}{'commblocks'} = {};
+
+        my %commblocks;
+        map { $commblocks{$_} = 1; } &Apache::loncommon::get_env_multiple('form.ipaccess_block_'.$idx);
+        foreach my $type (@{$typeorder}) {
+            if ($commblocks{$type}) {
+                $confhash{$itemid}{'commblocks'}{$type} = 'on';
+            }
+            unless (($idx eq 'add') || ($changes{$itemid})) {
+                if (ref($current{'commblocks'}) eq 'HASH') {
+                    if ($confhash{$itemid}{'commblocks'}{$type} ne $current{'commblocks'}{$type}) {
+                        $changes{$itemid} = 1;
+                    }
+                } elsif ($confhash{$itemid}{'commblocks'}{$type}) {
+                    $changes{$itemid} = 1;
+                }
+            }
+        }
+        $confhash{$itemid}{'courses'} = {};
+        my %crsdeletions;
+        my @delcrs = &Apache::loncommon::get_env_multiple('form.ipaccess_course_delete_'.$idx);
+        if (@delcrs) {
+            map { $crsdeletions{$_} = 1; } @delcrs;
+        }
+        if (ref($current{'courses'}) eq 'HASH') {
+            foreach my $cid (sort(keys(%{$current{'courses'}}))) {
+                if ($crsdeletions{$cid}) {
+                    $changes{$itemid} = 1;
+                } else {
+                    $confhash{$itemid}{'courses'}{$cid} = 1;
+                }
+            }
+        }
+        $env{'form.ipaccess_cnum_'.$idx} =~ s/^\s+|\s+$//g;
+        $env{'form.ipaccess_cdom_'.$idx} =~ s/^\s+|\s+$//g;
+        if (($env{'form.ipaccess_cnum_'.$idx} =~ /^$match_courseid$/) &&
+            ($env{'form.ipaccess_cdom_'.$idx} =~ /^$match_domain$/)) {
+            if (&Apache::lonnet::homeserver($env{'form.ipaccess_cnum_'.$idx},
+                                            $env{'form.ipaccess_cdom_'.$idx}) eq 'no_host') {
+                $errors .= '<li><span class="LC_error">'.
+                           &mt('Invalid courseID [_1] omitted from list of allowed courses',
+                               $env{'form.ipaccess_cdom_'.$idx}.'_'.$env{'form.ipaccess_cnum_'.$idx}).
+                           '</span></li>';
+            } else {
+                $confhash{$itemid}{'courses'}{$env{'form.ipaccess_cdom_'.$idx}.'_'.$env{'form.ipaccess_cnum_'.$idx}} = 1;
+                $changes{$itemid} = 1;
+            }
+        }
+    }
+    if (@allpos > 0) {
+        my $idx = 0;
+        foreach my $itemid (@allpos) {
+            if ($itemid ne '') {
+                $confhash{$itemid}{'order'} = $idx;
+                unless ($changes{$itemid}) {
+                    if (ref($domconfig{'ipaccess'}) eq 'HASH') {
+                        if (ref($domconfig{'ipaccess'}{$itemid}) eq 'HASH') {
+                            if ($domconfig{'ipaccess'}{$itemid}{'order'} ne $idx) {
+                                $changes{$itemid} = 1;
+                            }
+                        }
+                    }
+                }
+                $idx ++;
+            }
+        }
+    }
+    if (keys(%changes)) {
+        my %defaultshash = (
+                              ipaccess => \%confhash,
+                           );
+        my $putresult = &Apache::lonnet::put_dom('configuration',\%defaultshash,
+                                                 $dom);
+        if ($putresult eq 'ok') {
+            my $cachetime = 1800;
+            &Apache::lonnet::do_cache_new('ipaccess',$dom,\%confhash,$cachetime);
+            if (ref($lastactref) eq 'HASH') {
+                $lastactref->{'ipaccess'} = 1;
+            }
+            $resulttext = &mt('Changes made:').'<ul>';
+            my %bynum;
+            foreach my $itemid (sort(keys(%changes))) {
+                if (ref($confhash{$itemid}) eq 'HASH') {
+                    my $position = $confhash{$itemid}{'order'};
+                    if ($position =~ /^\d+$/) {
+                        $bynum{$position} = $itemid;
+                    }
+                }
+            }
+            if (keys(%deletions)) {
+                foreach my $itemid (sort { $a <=> $b } keys(%deletions)) {
+                    $resulttext .= '<li>'.&mt('Deleted: [_1]',$changes{$itemid}).'</li>';
+                }
+            }
+            foreach my $pos (sort { $a <=> $b } keys(%bynum)) {
+                my $itemid = $bynum{$pos};
+                if (ref($confhash{$itemid}) eq 'HASH') {
+                    $resulttext .= '<li><b>'.$confhash{$itemid}{'name'}.'</b><ul>';
+                    my $position = $pos + 1;
+                    $resulttext .= '<li>'.&mt('Order: [_1]',$position).'</li>';
+                    if ($confhash{$itemid}{'ip'} eq '') {
+                        $resulttext .= '<li>'.&mt('No IP Range(s) set').'</li>';
+                    } else {
+                        $resulttext .= '<li>'.&mt('IP Range(s): [_1]',$confhash{$itemid}{'ip'}).'</li>';
+                    }
+                    if (keys(%{$confhash{$itemid}{'commblocks'}})) {
+                        $resulttext .= '<li>'.&mt('Functionality Blocked: [_1]',
+                                                  join(', ', map { $types->{$_}; } sort(keys(%{$confhash{$itemid}{'commblocks'}})))).
+                                       '</li>';
+                    } else {
+                        $resulttext .= '<li>'.&mt('No functionality blocked').'</li>';
+                    }
+                    if (keys(%{$confhash{$itemid}{'courses'}})) {
+                        my @courses;
+                        foreach my $cid (sort(keys(%{$confhash{$itemid}{'courses'}}))) {
+                            my %courseinfo = &Apache::lonnet::coursedescription($cid,{'one_time' => 1});
+                            push(@courses,$courseinfo{'description'}.' ('.$cid.')');
+                        }
+                        $resulttext .= '<li>'.&mt('Courses/Communities allowed').':<ul><li>'.
+                                             join('</li><li>',@courses).'</li></ul>';
+                    } else {
+                        $resulttext .= '<li>'.&mt('No courses allowed').'</li>';
+                    }
+                    $resulttext .= '</ul></li>';
+                }
+            }
+            $resulttext .= '</ul>';
+        } else {
+            $errors .= '<li><span class="LC_error">'.&mt('Failed to save changes').'</span></li>';
+        }
+    } else {
+        $resulttext = &mt('No changes made');
+    }
+    if ($errors) {
+        $resulttext .= '<p>'.&mt('The following errors occurred: ').'<ul>'.
+                       $errors.'</ul></p>';
+    }
+    return $resulttext;
+}
+
+sub get_ipaccess_id {
+    my ($domain,$location) = @_;
+    # get lock on ipaccess db
+    my $lockhash = {
+                      lock => $env{'user.name'}.
+                              ':'.$env{'user.domain'},
+                   };
+    my $tries = 0;
+    my $gotlock = &Apache::lonnet::newput_dom('ipaccess',$lockhash,$domain);
+    my ($id,$error);
+
+    while (($gotlock ne 'ok') && ($tries<10)) {
+        $tries ++;
+        sleep (0.1);
+        $gotlock = &Apache::lonnet::newput_dom('ipaccess',$lockhash,$domain);
+    }
+    if ($gotlock eq 'ok') {
+        my %currids = &Apache::lonnet::dump_dom('ipaccess',$domain);
+        if ($currids{'lock'}) {
+            delete($currids{'lock'});
+            if (keys(%currids)) {
+                my @curr = sort { $a <=> $b } keys(%currids);
+                if ($curr[-1] =~ /^\d+$/) {
+                    $id = 1 + $curr[-1];
+                }
+            } else {
+                $id = 1;
+            }
+            if ($id) {
+                unless (&Apache::lonnet::newput_dom('ipaccess',{ $id => $location },$domain) eq 'ok') {
+                    $error = 'nostore';
+                }
+            } else {
+                $error = 'nonumber';
+            }
+        }
+        my $dellockoutcome = &Apache::lonnet::del_dom('ipaccess',['lock'],$domain);
+    } else {
+        $error = 'nolock';
+    }
+    return ($id,$error);
+}
+
+sub modify_authordefaults {
+    my ($dom,$lastactref,%domconfig) = @_;
+#
+# Retrieve current domain configuration for webDAV and Authoring Space quotas from $domconfig{'quotas'}.
+#
+    my (%curr_quotas,%save_quotas,%confhash,%changes,%newvalues);
+    if (ref($domconfig{'quotas'}) eq 'HASH') {
+        foreach my $key (keys(%{$domconfig{'quotas'}})) {
+            if ($key =~ /^webdav|authorquota$/) {
+                $curr_quotas{$key} = $domconfig{'quotas'}{$key};
+            } else {
+                $save_quotas{$key} = $domconfig{'quotas'}{$key};
+            }
+        }
+    }
+    my %staticdefaults = (
+                           'copyright'    => 'default',
+                           'sourceavail'  => 'closed',
+                           'nocodemirror' => 'off',
+                           'domcoordacc'  => 'on',
+                           'editors'      => ['edit','xml'].
+                           'authorquota'  => 500,
+                           'webdav'       => 0,
+                         );
+    my %titles = &authordefaults_titles();
+    foreach my $item ('nocodemirror','domcoordacc') {
+        if ($env{'form.'.$item} =~ /^(0|1)$/) {
+            $confhash{$item} = $env{'form.'.$item};
+        }
+    }
+    if ($env{'form.copyright'} =~ /^(default|domain|public)$/) {
+        $confhash{'copyright'} = $1;
+    }
+    if ($env{'form.sourceavail'} =~ /^(closed|open)$/) {
+        $confhash{'sourceavail'} = $1;
+    }
+    my @posseditors =  &Apache::loncommon::get_env_multiple('form.author_editors');
+    my @okeditors = ('edit','xml','daxe');
+    my @editors;
+    foreach my $item (@posseditors) {
+        if (grep(/^\Q$item\E$/,@okeditors)) {
+            push(@editors,$item);
+        }
+    }
+    $confhash{'editors'} = \@editors;
+   
+    my ($othertitle,$usertypes,$types) = &Apache::loncommon::sorted_inst_types($dom);
+    my @insttypes;
+    if (ref($types) eq 'ARRAY') {
+        @insttypes = @{$types};
+    }
+    my @webdavon = &Apache::loncommon::get_env_multiple('form.webdav');
+    my %webdav;
+    map { $webdav{$_} = 1; } @webdavon;
+    foreach my $type (@insttypes,'default') {
+        my $possquota = $env{'form.authorquota_'.$type};
+        if ($possquota =~ /^\d+$/) {
+            $save_quotas{'authorquota'}{$type} = $possquota;
+        }
+        if ($webdav{$type}) {
+            $save_quotas{'webdav'}{$type} = 1;
+        } else {
+            $save_quotas{'webdav'}{$type} = 0;
+        }
+    }
+    if ($env{'form.webdav_LC_adv'} =~ /^(0|1)$/) {
+        $save_quotas{'webdav'}{'_LC_adv'} = $env{'form.webdav_LC_adv'};
+    }
+    if (ref($domconfig{'authordefaults'}) eq 'HASH') {
+        foreach my $item ('nocodemirror','domcoordacc','copyright','sourceavail') {
+            if ($domconfig{'authordefaults'}{$item} ne $confhash{$item}) {
+                $changes{$item} = 1;
+             }
+        }
+        if (ref($domconfig{'authordefaults'}{'editors'}) eq 'ARRAY') {
+            my @diffs = 
+                &Apache::loncommon::compare_arrays($confhash{'editors'},
+                                                   $domconfig{'authordefaults'}{'editors'});
+            unless (@diffs == 0) {
+                $changes{'editors'} = 1;
+            }
+        } else {
+            my @diffs =
+                &Apache::loncommon::compare_arrays($confhash{'editors'},
+                                                   $staticdefaults{'editors'});
+            unless (@diffs == 0) {
+                $changes{'editors'} = 1;
+            }
+        }
+    } else {
+        my @offon = ('off','on');
+        foreach my $item ('nocodemirror','domcoordacc') {
+            if ($offon[$confhash{$item}] ne $staticdefaults{$item}) { 
+                $changes{$item} = 1; 
+            }
+        }
+        foreach my $item ('copyright','sourceavail') {
+            if ($confhash{$item} ne $staticdefaults{$item}) {
+                $changes{$item} = 1;
+            }
+        }
+    }
+    foreach my $key ('authorquota','webdav') {
+        if (ref($curr_quotas{$key}) eq 'HASH') {
+            foreach my $type (@insttypes,'default') {
+                if (exists($save_quotas{$key}{$type})) {
+                    if ($save_quotas{$key}{$type} ne $curr_quotas{$key}{$type}) {
+                        $changes{$key}{$type} = 1;
+                    }
+                } elsif (exists($curr_quotas{$key}{$type})) {
+                    $save_quotas{$key}{$type} = $curr_quotas{$key}{$type};
+                } else {
+                    $save_quotas{$key}{$type} = $staticdefaults{$key};
+                }
+            }
+        } else {
+            foreach my $type (@insttypes,'default') {
+                if (exists($save_quotas{$key}{$type})) {
+                    unless ($save_quotas{$key}{$type} eq $staticdefaults{$key}) {
+                        $changes{$key}{$type} = 1;
+                    }
+                } else {
+                    $save_quotas{$key}{$type} = $staticdefaults{$key};
+                }
+            }
+        }
+    }
+    if (ref($curr_quotas{'webdav'}) eq 'HASH') {
+        if (exists($save_quotas{'webdav'}{'_LC_adv'})) {
+            if ($save_quotas{'webdav'}{'_LC_adv'} ne $curr_quotas{'webdav'}{'_LC_adv'}) { 
+                $changes{'webdav_LC_adv'} = 1;
+            }
+        } elsif (exists($curr_quotas{'webdav'}{'_LC_adv'})) {
+            $changes{'webdav_LC_adv'} = 1;
+        }
+    } elsif (exists($save_quotas{'webdav'}{'_LC_adv'})) {
+        $changes{'webdav_LC_adv'} = 1;
+    }
+    my %confighash = (
+                        quotas  => \%save_quotas,
+                        authordefaults => \%confhash,
+                     );
+    my $putresult = &Apache::lonnet::put_dom('configuration',\%confighash,
+                                             $dom);
+    my $resulttext;
+    if ($putresult eq 'ok') {
+        if (keys(%changes)) {
+            my %domdefaults = &Apache::lonnet::get_domain_defaults($dom);
+            if ((exists($changes{'authorquota'})) || (exists($changes{'webdav'})) ||
+                ($changes{'webdav_LC_adv'})) { 
+                if ((exists($changes{'authorquota'})) && (ref($save_quotas{'authorquota'}) eq 'HASH')) {
+                    $domdefaults{'authorquota'} = $save_quotas{'authorquota'};
+                }
+                if (((exists($changes{'webdav'})) || ($changes{'webdav_LC_adv'})) &&
+                    (ref($save_quotas{'webdav'}) eq 'HASH')) {
+                    $domdefaults{'webdav'} = $save_quotas{'webdav'};
+                }
+            }
+            $resulttext = &mt('Changes made:').'<ul>';
+            my $authoroverride;
+            foreach my $key ('nocodemirror','domcoordacc','copyright','sourceavail') {
+                if (exists($changes{$key})) {
+                    $domdefaults{$key} = $confhash{$key};
+                    my $shown;
+                    unless ($authoroverride) {
+                        $resulttext .= '<li>'.&mt('Defaults which can be overridden by Author').'<ul>';
+                        $authoroverride = 1;
+                    }
+                    if (($key eq 'nocodemirror') || ($key eq 'domcoordacc')) { 
+                        $shown = ($confhash{$key} ? &mt('Yes') : &mt('No'));
+                    } elsif ($key eq 'copyright') {
+                        $shown = &Apache::loncommon::copyrightdescription($confhash{$key});
+                    } elsif ($key eq 'sourceavail') {
+                        $shown = &Apache::loncommon::source_copyrightdescription($confhash{$key});
+                    }
+                    $resulttext .= '<li>'.&mt('[_1] set to: [_2]',$titles{$key},$shown).'</li>'; 
+                }
+            }
+            if ($authoroverride) {
+                $resulttext .= '</ul></li>';
+            }
+            my $domcoordoverride;
+            foreach my $key ('editors','authorquota','webdav','webdav_LC_adv') {
+                if (exists($changes{$key})) {
+                    my $shown;
+                    unless ($domcoordoverride) {
+                        $resulttext .= '<li>'.&mt('Defaults which can be overridden by a Domain Coodinator').'<ul>';
+                        $domcoordoverride = 1;
+                    }
+                    if ($key eq 'editors') {
+                        if (ref($confhash{'editors'}) eq 'ARRAY') {
+                            $domdefaults{'editors'} = join(',',@{$confhash{'editors'}});
+                            if (@{$confhash{'editors'}}) {
+                                $shown = join(', ', map { $titles{$_} } @{$confhash{'editors'}});
+                            } else {
+                                $shown = &mt('None');
+                            }
+                        }
+                    } elsif ($key eq 'authorquota') {
+                        foreach my $type (@insttypes) {
+                            $shown .= $usertypes->{$type}.' -- '.$save_quotas{$key}{$type}.', ';
+                        }
+                        $shown .= $othertitle.' -- '.$save_quotas{$key}{'default'};
+                    } elsif ($key eq 'webdav') {
+                        foreach my $type (@insttypes) {
+                            $shown .= $usertypes->{$type}.' -- '. ($save_quotas{$key}{$type} ? &mt('Yes') : &mt('No')).', ';
+                        }
+                        $shown .= $othertitle.' -- '. ($save_quotas{$key}{'default'} ? &mt('Yes') : &mt('No'));
+                    } elsif ($key eq 'webdav_LC_adv') {
+                        if (exists($save_quotas{'webdav'}{'_LC_adv'})) {
+                            $shown = ($save_quotas{'webdav'}{'_LC_adv'} ? $titles{'overon'} : $titles{'overoff'});
+                        } else {
+                            $shown = $titles{'none'};
+                        }
+                    }
+                    $resulttext .= '<li>'.&mt('[_1] set to: [_2]',$titles{$key},$shown).'</li>';
+                }                               
+            }
+            if ($domcoordoverride) {
+                $resulttext .= '</ul></li>';
+            }
+            my $cachetime = 24*60*60;
+            &Apache::lonnet::do_cache_new('domdefaults',$dom,\%domdefaults,$cachetime);
+            if (ref($lastactref) eq 'HASH') {
+                $lastactref->{'domdefaults'} = 1;
+            }
+        } else {
+            $resulttext = &mt('No changes made to Authoring Space defaults');
+        }
+    }
+    return $resulttext;
+}
+
 sub modify_rolecolors {
     my ($r,$dom,$confname,$roles,$lastactref,%domconfig) = @_;
     my ($resulttext,%rolehash);
@@ -9940,13 +13619,18 @@ sub modify_colors {
             $domconfig->{$role} = {};
         }
         foreach my $img (@images) {
-            if (($role eq 'login') && (($img eq 'img') || ($img eq 'logo'))) {  
-                if (defined($env{'form.login_showlogo_'.$img})) {
-                    $confhash->{$role}{'showlogo'}{$img} = 1;
-                } else { 
-                    $confhash->{$role}{'showlogo'}{$img} = 0;
+            if ($role eq 'login') {
+                if (($img eq 'img') || ($img eq 'logo')) {  
+                    if (defined($env{'form.login_showlogo_'.$img})) {
+                        $confhash->{$role}{'showlogo'}{$img} = 1;
+                    } else { 
+                        $confhash->{$role}{'showlogo'}{$img} = 0;
+                    }
                 }
-            } 
+                if ($env{'form.login_alt_'.$img} ne '') {
+                    $confhash->{$role}{'alttext'}{$img} = $env{'form.login_alt_'.$img};
+                }
+            }
 	    if ( ! $env{'form.'.$role.'_'.$img.'.filename'} 
 		 && !defined($domconfig->{$role}{$img})
 		 && !$env{'form.'.$role.'_del_'.$img}
@@ -9963,12 +13647,15 @@ sub modify_colors {
                         $error = &mt("Upload of [_1] image for $role page(s) is not permitted to this server: [_2]",$choices{$img},$switchserver);
                     } else {
                         if ($author_ok eq 'ok') {
+                            my $modified = [];
                             my ($result,$logourl) = 
-                                &publishlogo($r,'upload',$role.'_'.$img,
-                                           $dom,$confname,$img,$width,$height);
+                                &Apache::lonconfigsettings::publishlogo($r,'upload',$role.'_'.$img,
+                                                                        $dom,$confname,$img,$width,$height,
+                                                                        '',$modified);
                             if ($result eq 'ok') {
                                 $confhash->{$role}{$img} = $logourl;
                                 $changes{$role}{'images'}{$img} = 1;
+                                &update_modify_urls($r,$modified);
                             } else {
                                 $error = &mt("Upload of [_1] image for $role page(s) failed because an error occurred publishing the file in RES space. Error was: [_2].",$choices{img},$result);
                             }
@@ -9990,12 +13677,15 @@ sub modify_colors {
 # is confname an author?
                         if ($switchserver eq '') {
                             if ($author_ok eq 'ok') {
+                                my $modified = [];
                                 my ($result,$logourl) = 
-                               &publishlogo($r,'copy',$domconfig->{$role}{$img},
-                                            $dom,$confname,$img,$width,$height);
+                                    &Apache::lonconfigsettings::publishlogo($r,'copy',$domconfig->{$role}{$img},
+                                                                            $dom,$confname,$img,$width,$height,
+                                                                            '',$modified);
                                 if ($result eq 'ok') {
                                     $confhash->{$role}{$img} = $logourl;
 				    $changes{$role}{'images'}{$img} = 1;
+                                    &update_modify_urls($r,$modified);
                                 }
                             }
                         }
@@ -10021,15 +13711,29 @@ sub modify_colors {
                             $changes{$role}{'images'}{$img} = 1;
                         } 
                     }
-                    if (($role eq 'login') && (($img eq 'logo') || ($img eq 'img'))) {
-                        if (ref($domconfig->{'login'}{'showlogo'}) eq 'HASH') {
-                            if ($confhash->{$role}{'showlogo'}{$img} ne 
-                                $domconfig->{$role}{'showlogo'}{$img}) {
-                                $changes{$role}{'showlogo'}{$img} = 1; 
+                    if ($role eq 'login') {
+                        if (($img eq 'logo') || ($img eq 'img')) {
+                            if (ref($domconfig->{'login'}{'showlogo'}) eq 'HASH') {
+                                if ($confhash->{$role}{'showlogo'}{$img} ne 
+                                    $domconfig->{$role}{'showlogo'}{$img}) {
+                                    $changes{$role}{'showlogo'}{$img} = 1; 
+                                }
+                            } else {
+                                if ($confhash->{$role}{'showlogo'}{$img} == 0) {
+                                    $changes{$role}{'showlogo'}{$img} = 1;
+                                }
                             }
-                        } else {
-                            if ($confhash->{$role}{'showlogo'}{$img} == 0) {
-                                $changes{$role}{'showlogo'}{$img} = 1;
+                        }
+                        if ($img ne 'login') {
+                            if (ref($domconfig->{$role}{'alttext'}) eq 'HASH') {
+                                if ($confhash->{$role}{'alttext'}{$img} ne
+                                    $domconfig->{$role}{'alttext'}{$img}) {
+                                    $changes{$role}{'alttext'}{$img} = 1;
+                                }
+                            } else {
+                                if ($confhash->{$role}{'alttext'}{$img} ne '') {
+                                    $changes{$role}{'alttext'}{$img} = 1;
+                                }
                             }
                         }
                     }
@@ -10140,6 +13844,11 @@ sub default_change_checker {
             if ($confhash->{$role}{'showlogo'}{$img} == 0) {
                 $changes->{$role}{'showlogo'}{$img} = 1;
             }
+            if (ref($confhash->{$role}{'alttext'}) eq 'HASH') {
+                if ($confhash->{$role}{'alttext'}{$img} ne '') {
+                    $changes->{$role}{'alttext'}{$img} = 1;
+                }
+            }
         }
     }
     if ($confhash->{$role}{'font'}) {
@@ -10178,6 +13887,13 @@ sub display_colorchgs {
                             } else {
                                 $resulttext .= '<li>'.&mt("$choices{$item} set to not be displayed").'</li>';
                             }
+                        } elsif (($role eq 'login') && ($key eq 'alttext')) {
+                            if ($confhash->{$role}{$key}{$item} ne '') {
+                                $resulttext .= '<li>'.&mt("$choices{$key} for $choices{$item} set to [_1].",
+                                               $confhash->{$role}{$key}{$item}).'</li>';
+                            } else {
+                                $resulttext .= '<li>'.&mt("$choices{$key} for $choices{$item} deleted.").'</li>';
+                            }
                         } elsif ($confhash->{$role}{$item} eq '') {
                             $resulttext .= '<li>'.&mt("$choices{$item} set to default").'</li>';
                         } else {
@@ -10236,7 +13952,7 @@ sub check_configuser {
     my ($configuserok,%currroles);
     if ($uhome eq 'no_host') {
         srand( time() ^ ($$ + ($$ << 15))  ); # Seed rand.
-        my $configpass = &LONCAPA::Enrollment::create_password();
+        my $configpass = &LONCAPA::Enrollment::create_password($dom);
         $configuserok = 
             &Apache::lonnet::modifyuser($dom,$confname,'','internal',
                              $configpass,'','','','','',undef,$servadm);
@@ -10263,229 +13979,16 @@ sub check_authorstatus {
     return $author_ok;
 }
 
-sub publishlogo {
-    my ($r,$action,$formname,$dom,$confname,$subdir,$thumbwidth,$thumbheight,$savefileas) = @_;
-    my ($output,$fname,$logourl,$madethumb);
-    if ($action eq 'upload') {
-        $fname=$env{'form.'.$formname.'.filename'};
-        chop($env{'form.'.$formname});
-    } else {
-        ($fname) = ($formname =~ /([^\/]+)$/);
-    }
-    if ($savefileas ne '') {
-        $fname = $savefileas;
-    }
-    $fname=&Apache::lonnet::clean_filename($fname);
-# See if there is anything left
-    unless ($fname) { return ('error: no uploaded file'); }
-    $fname="$subdir/$fname";
-    my $docroot=$r->dir_config('lonDocRoot');
-    my $filepath="$docroot/priv";
-    my $relpath = "$dom/$confname";
-    my ($fnamepath,$file,$fetchthumb);
-    $file=$fname;
-    if ($fname=~m|/|) {
-        ($fnamepath,$file) = ($fname =~ m|^(.*)/([^/]+)$|);
-    }
-    my @parts=split(/\//,"$filepath/$relpath/$fnamepath");
-    my $count;
-    for ($count=5;$count<=$#parts;$count++) {
-        $filepath.="/$parts[$count]";
-        if ((-e $filepath)!=1) {
-            mkdir($filepath,02770);
-        }
-    }
-    # Check for bad extension and disallow upload
-    if ($file=~/\.(\w+)$/ &&
-        (&Apache::loncommon::fileembstyle($1) eq 'hdn')) {
-        $output = 
-            &mt('Invalid file extension ([_1]) - reserved for internal use.',$1); 
-    } elsif ($file=~/\.(\w+)$/ &&
-        !defined(&Apache::loncommon::fileembstyle($1))) {
-        $output = &mt('Unrecognized file extension ([_1]) - rename the file with a proper extension and re-upload.',$1);
-    } elsif ($file=~/\.(\d+)\.(\w+)$/) {
-        $output = &mt('Filename not allowed - rename the file to remove the number immediately before the file extension([_1]) and re-upload.',$2);
-    } elsif (-d "$filepath/$file") {
-        $output = &mt('Filename is a directory name - rename the file and re-upload');
-    } else {
-        my $source = $filepath.'/'.$file;
-        my $logfile;
-        if (!open($logfile,">>",$source.'.log')) {
-            return (&mt('No write permission to Authoring Space'));
-        }
-        print $logfile
-"\n================= Publish ".localtime()." ================\n".
-$env{'user.name'}.':'.$env{'user.domain'}."\n";
-# Save the file
-        if (!open(FH,">",$source)) {
-            &Apache::lonnet::logthis('Failed to create '.$source);
-            return (&mt('Failed to create file'));
-        }
-        if ($action eq 'upload') {
-            if (!print FH ($env{'form.'.$formname})) {
-                &Apache::lonnet::logthis('Failed to write to '.$source);
-                return (&mt('Failed to write file'));
-            }
-        } else {
-            my $original = &Apache::lonnet::filelocation('',$formname);
-            if(!copy($original,$source)) {
-                &Apache::lonnet::logthis('Failed to copy '.$original.' to '.$source);
-                return (&mt('Failed to write file'));
-            }
-        }
-        close(FH);
-        chmod(0660, $source); # Permissions to rw-rw---.
-
-        my $targetdir=$docroot.'/res/'.$dom.'/'.$confname .'/'.$fnamepath;
-        my $copyfile=$targetdir.'/'.$file;
-
-        my @parts=split(/\//,$targetdir);
-        my $path="/$parts[1]/$parts[2]/$parts[3]/$parts[4]";
-        for (my $count=5;$count<=$#parts;$count++) {
-            $path.="/$parts[$count]";
-            if (!-e $path) {
-                print $logfile "\nCreating directory ".$path;
-                mkdir($path,02770);
-            }
-        }
-        my $versionresult;
-        if (-e $copyfile) {
-            $versionresult = &logo_versioning($targetdir,$file,$logfile);
-        } else {
-            $versionresult = 'ok';
-        }
-        if ($versionresult eq 'ok') {
-            if (copy($source,$copyfile)) {
-                print $logfile "\nCopied original source to ".$copyfile."\n";
-                $output = 'ok';
-                $logourl = '/res/'.$dom.'/'.$confname.'/'.$fname;
-                push(@{$modified_urls},[$copyfile,$source]);
-                my $metaoutput = 
-                    &write_metadata($dom,$confname,$formname,$targetdir,$file,$logfile);
-                unless ($registered_cleanup) {
-                    my $handlers = $r->get_handlers('PerlCleanupHandler');
-                    $r->set_handlers('PerlCleanupHandler' => [\&notifysubscribed,@{$handlers}]);
-                    $registered_cleanup=1;
-                }
-            } else {
-                print $logfile "\nUnable to write ".$copyfile.':'.$!."\n";
-                $output = &mt('Failed to copy file to RES space').", $!";
-            }
-            if (($thumbwidth =~ /^\d+$/) && ($thumbheight =~ /^\d+$/)) {
-                my $inputfile = $filepath.'/'.$file;
-                my $outfile = $filepath.'/'.'tn-'.$file;
-                my ($fullwidth,$fullheight) = &check_dimensions($inputfile);
-                if ($fullwidth ne '' && $fullheight ne '') { 
-                    if ($fullwidth > $thumbwidth && $fullheight > $thumbheight) {
-                        my $thumbsize = $thumbwidth.'x'.$thumbheight;
-                        my @args = ('convert','-sample',$thumbsize,$inputfile,$outfile);
-                        system({$args[0]} @args);
-                        chmod(0660, $filepath.'/tn-'.$file);
-                        if (-e $outfile) {
-                            my $copyfile=$targetdir.'/tn-'.$file;
-                            if (copy($outfile,$copyfile)) {
-                                print $logfile "\nCopied source to ".$copyfile."\n";
-                                my $thumb_metaoutput = 
-                                    &write_metadata($dom,$confname,$formname,
-                                                    $targetdir,'tn-'.$file,$logfile);
-                                push(@{$modified_urls},[$copyfile,$outfile]);
-                                unless ($registered_cleanup) {
-                                    my $handlers = $r->get_handlers('PerlCleanupHandler');
-                                    $r->set_handlers('PerlCleanupHandler' => [\&notifysubscribed,@{$handlers}]);
-                                    $registered_cleanup=1;
-                                }
-                                $madethumb = 1;
-                            } else {
-                                print $logfile "\nUnable to write ".$copyfile.
-                                               ':'.$!."\n";
-                            }
-                        }
-                    }
-                }
-            }
-        } else {
-            $output = $versionresult;
+sub update_modify_urls {
+    my ($r,$modified) = @_;
+    if ((ref($modified) eq 'ARRAY') && (@{$modified})) {
+        push(@{$modified_urls},$modified);
+        unless ($registered_cleanup) {
+            my $handlers = $r->get_handlers('PerlCleanupHandler');
+            $r->set_handlers('PerlCleanupHandler' => [\&notifysubscribed,@{$handlers}]);
+            $registered_cleanup=1;
         }
     }
-    return ($output,$logourl,$madethumb);
-}
-
-sub logo_versioning {
-    my ($targetdir,$file,$logfile) = @_;
-    my $target = $targetdir.'/'.$file;
-    my ($maxversion,$fn,$extn,$output);
-    $maxversion = 0;
-    if ($file =~ /^(.+)\.(\w+)$/) {
-        $fn=$1;
-        $extn=$2;
-    }
-    opendir(DIR,$targetdir);
-    while (my $filename=readdir(DIR)) {
-        if ($filename=~/\Q$fn\E\.(\d+)\.\Q$extn\E$/) {
-            $maxversion=($1>$maxversion)?$1:$maxversion;
-        }
-    }
-    $maxversion++;
-    print $logfile "\nCreating old version ".$maxversion."\n";
-    my $copyfile=$targetdir.'/'.$fn.'.'.$maxversion.'.'.$extn;
-    if (copy($target,$copyfile)) {
-        print $logfile "Copied old target to ".$copyfile."\n";
-        $copyfile=$copyfile.'.meta';
-        if (copy($target.'.meta',$copyfile)) {
-            print $logfile "Copied old target metadata to ".$copyfile."\n";
-            $output = 'ok';
-        } else {
-            print $logfile "Unable to write metadata ".$copyfile.':'.$!."\n";
-            $output = &mt('Failed to copy old meta').", $!, ";
-        }
-    } else {
-        print $logfile "Unable to write ".$copyfile.':'.$!."\n";
-        $output = &mt('Failed to copy old target').", $!, ";
-    }
-    return $output;
-}
-
-sub write_metadata {
-    my ($dom,$confname,$formname,$targetdir,$file,$logfile) = @_;
-    my (%metadatafields,%metadatakeys,$output);
-    $metadatafields{'title'}=$formname;
-    $metadatafields{'creationdate'}=time;
-    $metadatafields{'lastrevisiondate'}=time;
-    $metadatafields{'copyright'}='public';
-    $metadatafields{'modifyinguser'}=$env{'user.name'}.':'.
-                                         $env{'user.domain'};
-    $metadatafields{'authorspace'}=$confname.':'.$dom;
-    $metadatafields{'domain'}=$dom;
-    {
-        print $logfile "\nWrite metadata file for ".$targetdir.'/'.$file;
-        my $mfh;
-        if (open($mfh,">",$targetdir.'/'.$file.'.meta')) {
-            foreach (sort(keys(%metadatafields))) {
-                unless ($_=~/\./) {
-                    my $unikey=$_;
-                    $unikey=~/^([A-Za-z]+)/;
-                    my $tag=$1;
-                    $tag=~tr/A-Z/a-z/;
-                    print $mfh "\n\<$tag";
-                    foreach (split(/\,/,$metadatakeys{$unikey})) {
-                        my $value=$metadatafields{$unikey.'.'.$_};
-                        $value=~s/\"/\'\'/g;
-                        print $mfh ' '.$_.'="'.$value.'"';
-                    }
-                    print $mfh '>'.
-                        &HTML::Entities::encode($metadatafields{$unikey},'<>&"')
-                            .'</'.$tag.'>';
-                }
-            }
-            $output = 'ok';
-            print $logfile "\nWrote metadata";
-            close($mfh);
-        } else {
-            print $logfile "\nFailed to open metadata file";
-            $output = &mt('Could not write metadata');
-        }
-    }
-    return $output;
 }
 
 sub notifysubscribed {
@@ -10536,15 +14039,21 @@ sub subscribed_hosts {
 
 sub check_switchserver {
     my ($dom,$confname) = @_;
-    my ($allowed,$switchserver);
-    my $home = &Apache::lonnet::homeserver($confname,$dom);
-    if ($home eq 'no_host') {
+    my ($allowed,$switchserver,$home);
+    if ($confname eq '') {
         $home = &Apache::lonnet::domain($dom,'primary');
+    } else {
+        $home = &Apache::lonnet::homeserver($confname,$dom);
+        if ($home eq 'no_host') {
+            $home = &Apache::lonnet::domain($dom,'primary');
+        }
     }
     my @ids=&Apache::lonnet::current_machine_ids();
     foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
     if (!$allowed) {
-	$switchserver='<a href="/adm/switchserver?otherserver='.$home.'&amp;role=dc./'.$dom.'/&amp;destinationurl=/adm/domainprefs">'.&mt('Switch Server').'</a>';
+	$switchserver='<a href="/adm/switchserver?otherserver='.$home.'&amp;role='.
+                      &HTML::Entities::encode($env{'request.role'},'\'<>"&').
+                      '&amp;destinationurl=/adm/domainprefs">'.&mt('Switch Server').'</a>';
     }
     return $switchserver;
 }
@@ -10556,7 +14065,7 @@ sub modify_quotas {
         $author_ok,$switchserver,$errors,$validationitemsref,$validationnamesref,
         $validationfieldsref);
     if ($action eq 'quotas') {
-        $context = 'tools'; 
+        $context = 'tools';
     } else {
         $context = $action;
     }
@@ -10576,7 +14085,7 @@ sub modify_quotas {
         @usertools = ('author');
         %titles = &authorrequest_titles();
     } else {
-        @usertools = ('aboutme','blog','webdav','portfolio');
+        @usertools = ('aboutme','blog','portfolio','portaccess','timezone');
         %titles = &tool_titles();
     }
     my %domdefaults = &Apache::lonnet::get_domain_defaults($dom,1);
@@ -10599,8 +14108,6 @@ sub modify_quotas {
         } else {
             if ($key =~ /^form\.quota_(.+)$/) {
                 $confhash{'defaultquota'}{$1} = $env{$key};
-            } elsif ($key =~ /^form\.authorquota_(.+)$/) {
-                $confhash{'authorquota'}{$1} = $env{$key};
             } elsif ($key =~ /^form\.\Q$context\E_(.+)$/) {
                 @{$toolshash{$1}} = &Apache::loncommon::get_env_multiple($key);
             }
@@ -10894,7 +14401,6 @@ sub modify_quotas {
         }
     } else {
         $confhash{'defaultquota'}{'default'} = $env{'form.defaultquota'};
-        $confhash{'authorquota'}{'default'} = $env{'form.authorquota'};
     }
     foreach my $item (@usertools) {
         foreach my $type (@{$types},'default','_LC_adv') {
@@ -10983,15 +14489,10 @@ sub modify_quotas {
                 }
             }
             if (ref($domconfig{'quotas'}{'authorquota'}) eq 'HASH') {
-                foreach my $key (keys(%{$domconfig{'quotas'}{'authorquota'}})) {
-                    if (exists($confhash{'authorquota'}{$key})) {
-                        if ($confhash{'authorquota'}{$key} ne $domconfig{'quotas'}{'authorquota'}{$key}) {
-                            $changes{'authorquota'}{$key} = 1;
-                        }
-                    } else {
-                        $confhash{'authorquota'}{$key} = $domconfig{'quotas'}{'authorquota'}{$key};
-                    }
-                }
+                $confhash{'authorquota'} = $domconfig{'quotas'}{'authorquota'};
+            }
+            if (ref($domconfig{'quotas'}{'webdav'}) eq 'HASH') {
+                $confhash{'webdav'} = $domconfig{'quotas'}{'webdav'};
             }
         }
         if (ref($confhash{'defaultquota'}) eq 'HASH') {
@@ -11011,21 +14512,6 @@ sub modify_quotas {
                 }
             }
         }
-        if (ref($confhash{'authorquota'}) eq 'HASH') {
-            foreach my $key (keys(%{$confhash{'authorquota'}})) {
-                if (ref($domconfig{'quotas'}) eq 'HASH') {
-                    if (ref($domconfig{'quotas'}{'authorquota'}) eq 'HASH') {
-                        if (!exists($domconfig{'quotas'}{'authorquota'}{$key})) {
-                            $changes{'authorquota'}{$key} = 1;
-                        }
-                    } else {
-                        $changes{'authorquota'}{$key} = 1;
-                    }
-                } else {
-                    $changes{'authorquota'}{$key} = 1;
-                }
-            }
-        }
     }
 
     if ($context eq 'requestauthor') {
@@ -11066,19 +14552,6 @@ sub modify_quotas {
                     }
                     $resulttext .= '</ul></li>';
                 }
-                if (ref($changes{'authorquota'}) eq 'HASH') {
-                    $resulttext .= '<li>'.&mt('Authoring Space default quotas').'<ul>';
-                    foreach my $type (@{$types},'default') {
-                        if (defined($changes{'authorquota'}{$type})) {
-                            my $typetitle = $usertypes->{$type};
-                            if ($type eq 'default') {
-                                $typetitle = $othertitle;
-                            }
-                            $resulttext .= '<li>'.&mt('[_1] set to [_2] MB',$typetitle,$confhash{'authorquota'}{$type}).'</li>';
-                        }
-                    }
-                    $resulttext .= '</ul></li>';
-                }
             }
             my %newenv;
             foreach my $item (@usertools) {
@@ -11267,11 +14740,14 @@ sub process_textbook_image {
             $error = &mt('Upload of textbook image is not permitted to this server: [_1]',
                          $switchserver);
         } elsif ($author_ok eq 'ok') {
+            my $modified = [];
             my ($result,$imageurl) =
-                &publishlogo($r,'upload',$caller,$dom,$confname,
-                             "$type/$cdom/$cnum/cover",$width,$height);
+                &Apache::lonconfigsettings::publishlogo($r,'upload',$caller,$dom,$confname,
+                                                        "$type/$cdom/$cnum/cover",$width,$height,
+                                                        '',$modified);
             if ($result eq 'ok') {
                 $url = $imageurl;
+                &update_modify_urls($r,$modified);
             } else {
                 $error = &mt("Upload of [_1] failed because an error occurred publishing the file in RES space. Error was: [_2].",$filename,$result);
             }
@@ -11286,403 +14762,682 @@ sub process_textbook_image {
 
 sub modify_ltitools {
     my ($r,$dom,$action,$lastactref,%domconfig) = @_;
-    my %domdefaults = &Apache::lonnet::get_domain_defaults($dom,1);
-    my ($newid,@allpos,%changes,%confhash,%encconfig,$errors,$resulttext);
+    my (%currtoolsec,%secchanges,%newtoolsec,%newkeyset);
+    &fetch_secrets($dom,'toolsec',\%domconfig,\%currtoolsec,\%secchanges,\%newtoolsec,\%newkeyset);
+
     my $confname = $dom.'-domainconfig';
     my $servadm = $r->dir_config('lonAdmEMail');
     my ($configuserok,$author_ok,$switchserver) = &config_check($dom,$confname,$servadm);
-    my (%posslti,%possfield);
-    my @courseroles = ('cc','in','ta','ep','st');
-    my @ltiroles = qw(Instructor ContentDeveloper TeachingAssistant Learner);
-    map { $posslti{$_} = 1; } @ltiroles;
-    my @allfields = ('fullname','firstname','lastname','email','user','roles');
-    map { $possfield{$_} = 1; } @allfields;
-    my %lt = &ltitools_names(); 
-    if ($env{'form.ltitools_add'}) {
-        my $title = $env{'form.ltitools_add_title'};
-        $title =~ s/(`)/'/g;
-        ($newid,my $error) = &get_ltitools_id($dom,$title);
-        if ($newid) {
-            my $position = $env{'form.ltitools_add_pos'};
-            $position =~ s/\D+//g;
-            if ($position ne '') {
-                $allpos[$position] = $newid;
-            }
-            $changes{$newid} = 1;
-            foreach my $item ('title','url','key','secret','lifetime') {
-                $env{'form.ltitools_add_'.$item} =~ s/(`)/'/g;
-                if ($item eq 'lifetime') {
-                    $env{'form.ltitools_add_'.$item} =~ s/[^\d.]//g;
-                }
-                if ($env{'form.ltitools_add_'.$item}) {
-                    if (($item eq 'key') || ($item eq 'secret')) {
-                        $encconfig{$newid}{$item} = $env{'form.ltitools_add_'.$item};
-                    } else {
-                        $confhash{$newid}{$item} = $env{'form.ltitools_add_'.$item};
+
+    my ($resulttext,$ltitoolsoutput,$is_home,$errors,%ltitoolschg,%newtoolsenc,%newltitools);
+    my $toolserror =
+        &Apache::courseprefs::process_ltitools($r,$dom,$confname,$domconfig{'ltitools'},\%ltitoolschg,'domain',
+                                               $lastactref,$configuserok,$switchserver,$author_ok);
+
+    my $home = &Apache::lonnet::domain($dom,'primary');
+    unless (($home eq 'no_host') || ($home eq '')) {
+        my @ids=&Apache::lonnet::current_machine_ids();
+        foreach my $id (@ids) { if ($id eq $home) { $is_home=1; last; } }
+    }
+
+    if (keys(%ltitoolschg)) {
+        foreach my $id (keys(%ltitoolschg)) {
+            if (ref($ltitoolschg{$id}) eq 'HASH') {
+                foreach my $inner (keys(%{$ltitoolschg{$id}})) {
+                    if (($inner eq 'secret') || ($inner eq 'key')) {
+                        if ($is_home) {
+                            $newtoolsenc{$id}{$inner} = $ltitoolschg{$id}{$inner};
+                        }
                     }
                 }
             }
-            if ($env{'form.ltitools_add_version'} eq 'LTI-1p0') {
-                $confhash{$newid}{'version'} = $env{'form.ltitools_add_version'};
-            }
-            if ($env{'form.ltitools_add_msgtype'} eq 'basic-lti-launch-request') {
-                $confhash{$newid}{'msgtype'} = $env{'form.ltitools_add_msgtype'};
-            }
-            if ($env{'form.ltitools_add_sigmethod'} eq 'HMAC-SHA256') {
-                $confhash{$newid}{'sigmethod'} = $env{'form.ltitools_add_sigmethod'};
-            } else {
-                $confhash{$newid}{'sigmethod'} = 'HMAC-SHA1';
-            }
-            foreach my $item ('width','height','linktext','explanation') {
-                $env{'form.ltitools_add_'.$item} =~ s/^\s+//;
-                $env{'form.ltitools_add_'.$item} =~ s/\s+$//;
-                if (($item eq 'width') || ($item eq 'height')) {
-                    if ($env{'form.ltitools_add_'.$item} =~ /^\d+$/) {
-                        $confhash{$newid}{'display'}{$item} = $env{'form.ltitools_add_'.$item};
+        }
+        $ltitoolsoutput = &Apache::courseprefs::store_ltitools($dom,'','domain',\%ltitoolschg,$domconfig{'ltitools'});
+        if (keys(%ltitoolschg)) {
+            %newltitools = %ltitoolschg;
+        }
+    }
+    if (ref($domconfig{'ltitools'}) eq 'HASH') {
+        foreach my $id (%{$domconfig{'ltitools'}}) {
+            next if ($id !~ /^\d+$/);
+            unless (exists($ltitoolschg{$id})) {
+                if (ref($domconfig{'ltitools'}{$id}) eq 'HASH') {
+                    foreach my $inner (keys(%{$domconfig{'ltitools'}{$id}})) {
+                        if (($inner eq 'secret') || ($inner eq 'key')) {
+                            if ($is_home) {
+                                $newtoolsenc{$id}{$inner} = $domconfig{'ltitools'}{$id}{$inner};
+                            }
+                        } else {
+                            $newltitools{$id}{$inner} = $domconfig{'ltitools'}{$id}{$inner};
+                        }
                     }
                 } else {
-                    if ($env{'form.ltitools_add_'.$item} ne '') {
-                        $confhash{$newid}{'display'}{$item} = $env{'form.ltitools_add_'.$item}; 
+                    $newltitools{$id} = $domconfig{'ltitools'}{$id};
+                }
+            }
+        }
+    }
+    if ($toolserror) {
+        $errors = '<li>'.$toolserror.'</li>';
+    }
+    if ((keys(%ltitoolschg) == 0) && (keys(%secchanges) == 0)) {
+        $resulttext = &mt('No changes made.');
+        if ($errors) {
+            $resulttext .= '<br />'.&mt('The following errors occurred: ').'<ul>'.
+                                 $errors.'</ul>';
+        }
+        return $resulttext;
+    }
+    my %ltitoolshash = (
+                          $action => { %newltitools }
+                       );
+    if (keys(%secchanges)) {
+        $ltitoolshash{'toolsec'} = \%newtoolsec;
+    }
+    my $putresult = &Apache::lonnet::put_dom('configuration',\%ltitoolshash,$dom);
+    if ($putresult eq 'ok') {
+        my %keystore;
+        if ($is_home) {
+            my %toolsenchash = (
+                                   $action => { %newtoolsenc }
+                               );
+            &Apache::lonnet::put_dom('encconfig',\%toolsenchash,$dom,undef,1);
+            my $cachetime = 24*60*60;
+            &Apache::lonnet::do_cache_new('ltitoolsenc',$dom,\%newtoolsenc,$cachetime);
+            &store_security($dom,'ltitools',\%secchanges,\%newkeyset,\%keystore,$lastactref);
+        }
+        $resulttext = &mt('Changes made:').'<ul>';
+        if (keys(%secchanges) > 0) {
+            $resulttext .= &lti_security_results($dom,'ltitools',\%secchanges,\%newtoolsec,\%newkeyset,\%keystore);
+        }
+        if (keys(%ltitoolschg) > 0) {
+            $resulttext .= $ltitoolsoutput;
+        }
+        my $cachetime = 24*60*60;
+        &Apache::lonnet::do_cache_new('ltitools',$dom,\%newltitools,$cachetime);
+        if (ref($lastactref) eq 'HASH') {
+            $lastactref->{'ltitools'} = 1;
+        }
+    } else {
+        $errors .= '<li><span class="LC_error">'.&mt('Failed to save changes').'</span></li>';
+    }
+    if ($errors) {
+        $resulttext .= '<p>'.&mt('The following errors occurred: ').'<ul>'.
+                       $errors.'</ul></p>';
+    }
+    return $resulttext;
+}
+
+sub fetch_secrets {
+    my ($dom,$context,$domconfig,$currsec,$secchanges,$newsec,$newkeyset) = @_;
+    my %keyset;
+    %{$currsec} = ();
+    $newsec->{'private'}{'keys'} = [];
+    $newsec->{'encrypt'} = {};
+    $newsec->{'rules'} = {};
+    if ($context eq 'ltisec') {
+        $newsec->{'linkprot'} = {};
+    }
+    if (ref($domconfig->{$context}) eq 'HASH') {
+        %{$currsec} = %{$domconfig->{$context}};
+        if ($context eq 'ltisec') {
+            if (ref($currsec->{'linkprot'}) eq 'HASH') {
+                foreach my $id (keys(%{$currsec->{'linkprot'}})) {
+                    unless ($id =~ /^\d+$/) {
+                        delete($currsec->{'linkprot'}{$id});
                     }
                 }
             }
-            if ($env{'form.ltitools_add_target'} eq 'window') {
-                $confhash{$newid}{'display'}{'target'} = $env{'form.ltitools_add_target'};
-            } elsif ($env{'form.ltitools_add_target'} eq 'tab') {
-                $confhash{$newid}{'display'}{'target'} = $env{'form.ltitools_add_target'};
+        }
+        if (ref($currsec->{'private'}) eq 'HASH') {
+            if (ref($currsec->{'private'}{'keys'}) eq 'ARRAY') {
+                $newsec->{'private'}{'keys'} = $currsec->{'private'}{'keys'};
+                map { $keyset{$_} = 1; } @{$currsec->{'private'}{'keys'}};
+            }
+        }
+    }
+    my @items= ('crs','dom');
+    if ($context eq 'ltisec') {
+        push(@items,'consumers');
+    }
+    foreach my $item (@items) {
+        my $formelement;
+        if (($context eq 'toolsec') || ($item eq 'consumers')) {
+            $formelement = 'form.'.$context.'_'.$item;
+        } else {
+            $formelement = 'form.'.$context.'_'.$item.'linkprot';
+        }
+        if ($env{$formelement}) {
+            $newsec->{'encrypt'}{$item} = 1;
+            if (ref($currsec->{'encrypt'}) eq 'HASH') {
+                unless ($currsec->{'encrypt'}{$item}) {
+                    $secchanges->{'encrypt'} = 1;
+                }
             } else {
-                $confhash{$newid}{'display'}{'target'} = 'iframe';
+                $secchanges->{'encrypt'} = 1;
             }
-            foreach my $item ('passback','roster') {
-                if ($env{'form.ltitools_'.$item.'_add'}) {
-                    $confhash{$newid}{$item} = 1;
-                    if ($env{'form.ltitools_'.$item.'valid_add'} ne '') {
-                        my $lifetime = $env{'form.ltitools_'.$item.'valid_add'};
-                        $lifetime =~ s/^\s+|\s+$//g;
-                        if ($lifetime =~ /^\d+\.?\d*$/) {
-                            $confhash{$newid}{$item.'valid'} = $lifetime;
+        } elsif (ref($currsec->{'encrypt'}) eq 'HASH') {
+            if ($currsec->{'encrypt'}{$item}) {
+                $secchanges->{'encrypt'} = 1;
+            }
+        }
+    }
+    my $secrets;
+    if ($context eq 'ltisec') {
+        $secrets = 'ltisecrets';
+    } else {
+        $secrets = 'toolsecrets';
+    }
+    unless (exists($currsec->{'rules'})) {
+        $currsec->{'rules'} = {};
+    }
+    &password_rule_changes($secrets,$newsec->{'rules'},$currsec->{'rules'},$secchanges);
+
+    my @ids=&Apache::lonnet::current_machine_ids();
+    my %servers = &Apache::lonnet::get_servers($dom,'library');
+
+    foreach my $hostid (keys(%servers)) {
+        if (($hostid ne '') && (grep(/^\Q$hostid\E$/,@ids))) {
+            my $keyitem = 'form.'.$context.'_privkey_'.$hostid;
+            if (exists($env{$keyitem})) {
+                $env{$keyitem} =~ s/(`)/'/g;
+                if ($keyset{$hostid}) {
+                    if ($env{'form.'.$context.'_changeprivkey_'.$hostid}) {
+                        if ($env{$keyitem} ne '') {
+                            $secchanges->{'private'} = 1;
+                            $newkeyset->{$hostid} = $env{$keyitem};
                         }
                     }
+                } elsif ($env{$keyitem} ne '') {
+                    unless (grep(/^\Q$hostid\E$/,@{$newsec->{'private'}{'keys'}})) {
+                        push(@{$newsec->{'private'}{'keys'}},$hostid);
+                    }
+                    $secchanges->{'private'} = 1;
+                    $newkeyset->{$hostid} = $env{$keyitem};
                 }
             }
-            if ($env{'form.ltitools_add_image.filename'} ne '') {
-                my ($imageurl,$error) =
-                    &process_ltitools_image($r,$dom,$confname,'ltitools_add_image',$newid,
-                                            $configuserok,$switchserver,$author_ok);
-                if ($imageurl) {
-                    $confhash{$newid}{'image'} = $imageurl;
+        }
+    }
+}
+
+sub store_security {
+    my ($dom,$context,$secchanges,$newkeyset,$keystore) = @_;
+    return unless ((ref($secchanges) eq 'HASH') && (ref($newkeyset) eq 'HASH') &&
+                   (ref($keystore) eq 'HASH'));
+    if (keys(%{$secchanges})) {
+        if ($secchanges->{'private'}) {
+            my $who = &escape($env{'user.name'}.':'.$env{'user.domain'});
+            foreach my $hostid (keys(%{$newkeyset})) {
+                my $storehash = {
+                                   key => $newkeyset->{$hostid},
+                                   who => $env{'user.name'}.':'.$env{'user.domain'},
+                                };
+                $keystore->{$hostid} = &Apache::lonnet::store_dom($storehash,$context,'private',
+                                                                  $dom,$hostid);
+            }
+        }
+    }
+}
+
+sub lti_security_results {
+    my ($dom,$context,$secchanges,$newsec,$newkeyset,$keystore) = @_;
+    my $output;
+    my %domdefaults = &Apache::lonnet::get_domain_defaults($dom);
+    my $needs_update;
+    foreach my $item (keys(%{$secchanges})) {
+        if ($item eq 'encrypt') {
+            $needs_update = 1;
+            my %encrypted;
+            if ($context eq 'lti') {
+                %encrypted = (
+                              crs  => {
+                                        on => &mt('Encryption of stored link protection secrets defined in courses enabled'),
+                                        off => &mt('Encryption of stored link protection secrets defined in courses disabled'),
+                                      },
+                              dom => {
+                                       on => &mt('Encryption of stored link protection secrets defined in domain enabled'),
+                                       off => &mt('Encryption of stored link protection secrets defined in domain disabled'),
+                                     },
+                              consumers => {
+                                             on => &mt('Encryption of stored consumer secrets defined in domain enabled'),
+                                             off => &mt('Encryption of stored consumer secrets defined in domain disabled'),
+                                           },
+                             );
+            } else {
+                %encrypted = (
+                              crs  => {
+                                        on => &mt('Encryption of stored external tool secrets defined in courses enabled'),
+                                        off => &mt('Encryption of stored external tool secrets defined in courses disabled'),
+                                      },
+                              dom => {
+                                       on => &mt('Encryption of stored external tool secrets defined in domain enabled'),
+                                       off => &mt('Encryption of stored external tool secrets defined in domain disabled'),
+                                     },
+                             );
+
+            }
+            my @types= ('crs','dom');
+            if ($context eq 'lti') {
+                foreach my $type (@types) {
+                    undef($domdefaults{'linkprotenc_'.$type});
                 }
-                if ($error) {
-                    &Apache::lonnet::logthis($error);
-                    $errors .= '<li><span class="LC_error">'.$error.'</span></li>';
+                push(@types,'consumers');
+                undef($domdefaults{'ltienc_consumers'});
+            } elsif ($context eq 'ltitools') {
+                foreach my $type (@types) {
+                    undef($domdefaults{'toolenc_'.$type});
                 }
             }
-            my @fields = &Apache::loncommon::get_env_multiple('form.ltitools_add_fields');
-            foreach my $field (@fields) {
-                if ($possfield{$field}) {
-                    if ($field eq 'roles') {
-                        foreach my $role (@courseroles) {
-                            my $choice = $env{'form.ltitools_add_roles_'.$role};
-                            if (($choice ne '') && ($posslti{$choice})) {
-                                $confhash{$newid}{'roles'}{$role} = $choice;
-                                if ($role eq 'cc') {
-                                    $confhash{$newid}{'roles'}{'co'} = $choice; 
-                                }
+            foreach my $type (@types) {
+                my $shown = $encrypted{$type}{'off'};
+                if (ref($newsec->{$item}) eq 'HASH') {
+                    if ($newsec->{$item}{$type}) {
+                        if ($context eq 'lti') {
+                            if ($type eq 'consumers') {
+                                $domdefaults{'ltienc_consumers'} = 1;
+                            } else {
+                                $domdefaults{'linkprotenc_'.$type} = 1;
                             }
+                        } elsif ($context eq 'ltitools') {
+                            $domdefaults{'toolenc_'.$type} = 1;
                         }
-                    } else {
-                        $confhash{$newid}{'fields'}{$field} = 1;
+                        $shown = $encrypted{$type}{'on'};
                     }
                 }
+                $output .= '<li>'.$shown.'</li>';
             }
-            if (ref($confhash{$newid}{'fields'}) eq 'HASH') {
-                if ($confhash{$newid}{'fields'}{'user'}) {
-                    if ($env{'form.ltitools_userincdom_add'}) {
-                        $confhash{$newid}{'incdom'} = 1;
+        } elsif ($item eq 'rules') {
+            my %titles = &Apache::lonlocal::texthash(
+                                      min   => 'Minimum password length',
+                                      max   => 'Maximum password length',
+                                      chars => 'Required characters',
+                         );
+            foreach my $rule ('min','max') {
+                if ($newsec->{rules}{$rule} eq '') {
+                    if ($rule eq 'min') {
+                        $output .= '<li>'.&mt('[_1] not set.',$titles{$rule});
+                                   ' '.&mt('Default of [_1] will be used',
+                                           $Apache::lonnet::passwdmin).'</li>';
+                    } else {
+                        $output .= '<li>'.&mt('[_1] set to none',$titles{$rule}).'</li>';
                     }
+                } else {
+                    $output .= '<li>'.&mt('[_1] set to [_2]',$titles{$rule},$newsec->{rules}{$rule}).'</li>';
                 }
             }
-            my @courseconfig = &Apache::loncommon::get_env_multiple('form.ltitools_courseconfig');
-            foreach my $item (@courseconfig) {
-                $confhash{$newid}{'crsconf'}{$item} = 1;
+            if (ref($newsec->{'rules'}{'chars'}) eq 'ARRAY') {
+                if (@{$newsec->{'rules'}{'chars'}} > 0) {
+                    my %rulenames = &Apache::lonlocal::texthash(
+                                             uc => 'At least one upper case letter',
+                                             lc => 'At least one lower case letter',
+                                             num => 'At least one number',
+                                             spec => 'At least one non-alphanumeric',
+                                    );
+                    my $needed = '<ul><li>'.
+                                 join('</li><li>',map {$rulenames{$_} } @{$newsec->{'rules'}{'chars'}}).
+                                 '</li></ul>';
+                    $output .= '<li>'.&mt('[_1] set to: [_2]',$titles{'chars'},$needed).'</li>';
+                } else {
+                    $output .= '<li>'.&mt('[_1] set to none',$titles{'chars'}).'</li>';
+                }
+            } else {
+                $output .= '<li>'.&mt('[_1] set to none',$titles{'chars'}).'</li>';
             }
-            if ($env{'form.ltitools_add_custom'}) {
-                my $name = $env{'form.ltitools_add_custom_name'};
-                my $value = $env{'form.ltitools_add_custom_value'};
-                $value =~ s/(`)/'/g;
-                $name =~ s/(`)/'/g;
-                $confhash{$newid}{'custom'}{$name} = $value;
+        } elsif ($item eq 'private') {
+            $needs_update = 1;
+            if ($context eq 'lti') {
+                undef($domdefaults{'ltiprivhosts'});
+            } elsif ($context eq 'ltitools') {
+                undef($domdefaults{'toolprivhosts'});
             }
-        } else {
-            my $error = &mt('Failed to acquire unique ID for new external tool');   
-            $errors .= '<li><span class="LC_error">'.$error.'</span></li>';
+            if (keys(%{$newkeyset})) {
+                my @privhosts;
+                foreach my $hostid (sort(keys(%{$newkeyset}))) {
+                    if ($keystore->{$hostid} eq 'ok') {
+                        $output .= '<li>'.&mt('Encryption key for storage of shared secrets saved for [_1]',$hostid).'</li>';
+                        unless (grep(/^\Q$hostid\E$/,@privhosts)) {
+                            push(@privhosts,$hostid);
+                        }
+                    }
+                }
+                if (@privhosts) {
+                    if ($context eq 'lti') {
+                        $domdefaults{'ltiprivhosts'} = \@privhosts;
+                    } elsif ($context eq 'ltitools') {
+                        $domdefaults{'toolprivhosts'} = \@privhosts;
+                    }
+                }
+            }
+        } elsif ($item eq 'linkprot') {
+            next;
         }
     }
+    if ($needs_update) {
+        my $cachetime = 24*60*60;
+        &Apache::lonnet::do_cache_new('domdefaults',$dom,\%domdefaults,$cachetime);
+    }
+    return $output;
+}
+
+sub modify_proctoring {
+    my ($r,$dom,$action,$lastactref,%domconfig) = @_;
+    my %domdefaults = &Apache::lonnet::get_domain_defaults($dom,1);
+    my (@allpos,%changes,%confhash,%encconfhash,$errors,$resulttext,%imgdeletions);
+    my $confname = $dom.'-domainconfig';
+    my $servadm = $r->dir_config('lonAdmEMail');
+    my ($configuserok,$author_ok,$switchserver) = &config_check($dom,$confname,$servadm);
+    my %providernames = &proctoring_providernames();
+    my $maxnum = scalar(keys(%providernames));
+
+    my (%requserfields,%optuserfields,%defaults,%extended,%crsconf,@courseroles,@ltiroles);
+    my ($requref,$opturef,$defref,$extref,$crsref,$rolesref,$ltiref) = &proctoring_data();
+    if (ref($requref) eq 'HASH') {
+        %requserfields = %{$requref};
+    }
+    if (ref($opturef) eq 'HASH') {
+        %optuserfields = %{$opturef};
+    }
+    if (ref($defref) eq 'HASH') {
+        %defaults = %{$defref};
+    }
+    if (ref($extref) eq 'HASH') {
+        %extended = %{$extref};
+    }
+    if (ref($crsref) eq 'HASH') {
+        %crsconf = %{$crsref};
+    }
+    if (ref($rolesref) eq 'ARRAY') {
+        @courseroles = @{$rolesref};
+    }
+    if (ref($ltiref) eq 'ARRAY') {
+        @ltiroles = @{$ltiref};
+    }
+
     if (ref($domconfig{$action}) eq 'HASH') {
-        my %deletions;
-        my @todelete = &Apache::loncommon::get_env_multiple('form.ltitools_del');
-        if (@todelete) {
-            map { $deletions{$_} = 1; } @todelete;
-        }
-        my %customadds;
-        my @newcustom = &Apache::loncommon::get_env_multiple('form.ltitools_customadd');
-        if (@newcustom) {
-            map { $customadds{$_} = 1; } @newcustom;
-        } 
-        my %imgdeletions;
-        my @todeleteimages = &Apache::loncommon::get_env_multiple('form.ltitools_image_del');
+        my @todeleteimages = &Apache::loncommon::get_env_multiple('form.proctoring_image_del');
         if (@todeleteimages) {
             map { $imgdeletions{$_} = 1; } @todeleteimages;
         }
-        my $maxnum = $env{'form.ltitools_maxnum'};
-        for (my $i=0; $i<=$maxnum; $i++) {
-            my $itemid = $env{'form.ltitools_id_'.$i};
-            $itemid =~ s/\D+//g;
-            if (ref($domconfig{$action}{$itemid}) eq 'HASH') {
-                if ($deletions{$itemid}) {
-                    if ($domconfig{$action}{$itemid}{'image'}) {
-                        #FIXME need to obsolete item in RES space
+    }
+    my %customadds;
+    my @newcustom = &Apache::loncommon::get_env_multiple('form.proctoring_customadd');
+    if (@newcustom) {
+        map { $customadds{$_} = 1; } @newcustom;
+    }
+    foreach my $provider (sort(keys(%providernames))) {
+        $confhash{$provider} = {};
+        my $pos = $env{'form.proctoring_pos_'.$provider};
+        $pos =~ s/\D+//g;
+        $allpos[$pos] = $provider;
+        my (%current,%currentenc);
+        my $showroles = 0;
+        if (ref($domconfig{$action}) eq 'HASH') {
+            if (ref($domconfig{$action}{$provider}) eq 'HASH') {
+                %current = %{$domconfig{$action}{$provider}};
+                foreach my $item ('key','secret') { 
+                    $currentenc{$item} = $current{$item};
+                    delete($current{$item});
+                }
+            }
+        }
+        if ($env{'form.proctoring_available_'.$provider}) {
+            $confhash{$provider}{'available'} = 1;
+            unless ($current{'available'}) {
+                $changes{$provider} = 1;
+            }
+        } else {
+            %{$confhash{$provider}} = %current;
+            %{$encconfhash{$provider}} = %currentenc;
+            $confhash{$provider}{'available'} = 0;
+            if ($current{'available'}) {
+                $changes{$provider} = 1;
+            }
+        }
+        if ($confhash{$provider}{'available'}) {
+            foreach my $field ('lifetime','version','sigmethod','url','key','secret') {
+                my $possval = $env{'form.proctoring_'.$provider.'_'.$field};
+                if ($field eq 'lifetime') {
+                    if ($possval =~ /^\d+$/) {
+                        $confhash{$provider}{$field} = $possval;
                     }
-                    $changes{$itemid} = $domconfig{$action}{$itemid}{'title'};
-                    next;
-                } else {
-                    my $newpos = $env{'form.ltitools_'.$itemid};
-                    $newpos =~ s/\D+//g;
-                    foreach my $item ('title','url','lifetime') {
-                        $confhash{$itemid}{$item} = $env{'form.ltitools_'.$item.'_'.$i};
-                        if ($domconfig{$action}{$itemid}{$item} ne $confhash{$itemid}{$item}) {
-                            $changes{$itemid} = 1;
-                        }
+                } elsif ($field eq 'version') {
+                    if ($possval =~ /^\d+\.\d+$/) {
+                        $confhash{$provider}{$field} = $possval;
                     }
-                    foreach my $item ('key','secret') {
-                        $encconfig{$itemid}{$item} = $env{'form.ltitools_'.$item.'_'.$i};
-                        if ($domconfig{$action}{$itemid}{$item} ne $encconfig{$itemid}{$item}) {
-                            $changes{$itemid} = 1;
-                        }
+                } elsif ($field eq 'sigmethod') {
+                    if ($possval =~ /^\QHMAC-SHA\E(1|256)$/) {
+                        $confhash{$provider}{$field} = $possval;
                     }
-                    if ($env{'form.ltitools_version_'.$i} eq 'LTI-1p0') {
-                        $confhash{$itemid}{'version'} = $env{'form.ltitools_version_'.$i};
+                } elsif ($field eq 'url') {
+                    $confhash{$provider}{$field} = $possval;
+                } elsif (($field eq 'key') || ($field eq 'secret')) {
+                    $encconfhash{$provider}{$field} = $possval;
+                    unless ($currentenc{$field} eq $possval) {
+                        $changes{$provider} = 1;
                     }
-                    if ($env{'form.ltitools_msgtype_'.$i} eq 'basic-lti-launch-request') {
-                        $confhash{$itemid}{'msgtype'} = $env{'form.ltitools_msgtype_'.$i};
-                    }
-                    if ($env{'form.ltitools_sigmethod_'.$i} eq 'HMAC-SHA256') {
-                        $confhash{$itemid}{'sigmethod'} = $env{'form.ltitools_sigmethod_'.$i};
-                    } else {
-                        $confhash{$itemid}{'sigmethod'} = 'HMAC-SHA1'; 
+                }
+                unless (($field eq 'key') || ($field eq 'secret')) {
+                    unless ($current{$field} eq $confhash{$provider}{$field}) {
+                        $changes{$provider} = 1;
                     }
-                    if ($domconfig{$action}{$itemid}{'sigmethod'} eq '') {
-                        if ($confhash{$itemid}{'sigmethod'} ne 'HMAC-SHA1') {
-                            $changes{$itemid} = 1;
+                }
+            }
+            if ($imgdeletions{$provider}) {
+                $changes{$provider} = 1;
+            } elsif ($env{'form.proctoring_image_'.$provider.'.filename'} ne '') {
+                my ($imageurl,$error) =
+                    &process_proctoring_image($r,$dom,$confname,'proctoring_image_'.$provider,$provider,
+                                              $configuserok,$switchserver,$author_ok);
+                if ($imageurl) {
+                    $confhash{$provider}{'image'} = $imageurl;
+                    $changes{$provider} = 1; 
+                }
+                if ($error) {
+                    &Apache::lonnet::logthis($error);
+                    $errors .= '<li><span class="LC_error">'.$error.'</span></li>';
+                }
+            } elsif (exists($current{'image'})) {
+                $confhash{$provider}{'image'} = $current{'image'};
+            }
+            if (ref($requserfields{$provider}) eq 'ARRAY') {
+                if (@{$requserfields{$provider}} > 0) {
+                    if (grep(/^user$/,@{$requserfields{$provider}})) {
+                        if ($env{'form.proctoring_userincdom_'.$provider}) {
+                            $confhash{$provider}{'incdom'} = 1;
                         }
-                    } elsif ($domconfig{$action}{$itemid}{'sigmethod'} ne $confhash{$itemid}{'sigmethod'}) {
-                        $changes{$itemid} = 1;
-                    }
-                    foreach my $size ('width','height') {
-                        $env{'form.ltitools_'.$size.'_'.$i} =~ s/^\s+//;
-                        $env{'form.ltitools_'.$size.'_'.$i} =~ s/\s+$//;
-                        if ($env{'form.ltitools_'.$size.'_'.$i} =~ /^\d+$/) {
-                            $confhash{$itemid}{'display'}{$size} = $env{'form.ltitools_'.$size.'_'.$i};
-                            if (ref($domconfig{$action}{$itemid}{'display'}) eq 'HASH') {
-                                if ($domconfig{$action}{$itemid}{'display'}{$size} ne $confhash{$itemid}{'display'}{$size}) {
-                                    $changes{$itemid} = 1;
-                                }
-                            } else {
-                                $changes{$itemid} = 1;
-                            }
-                        } elsif (ref($domconfig{$action}{$itemid}{'display'}) eq 'HASH') {
-                            if ($domconfig{$action}{$itemid}{'display'}{$size} ne '') {
-                                $changes{$itemid} = 1;
-                            }
+                        unless ($current{'incdom'} eq $confhash{$provider}{'incdom'}) {
+                            $changes{$provider} = 1;
                         }
                     }
-                    foreach my $item ('linktext','explanation') {
-                        $env{'form.ltitools_'.$item.'_'.$i} =~ s/^\s+//;
-                        $env{'form.ltitools_'.$item.'_'.$i} =~ s/\s+$//;
-                        if ($env{'form.ltitools_'.$item.'_'.$i} ne '') {
-                            $confhash{$itemid}{'display'}{$item} = $env{'form.ltitools_'.$item.'_'.$i};
-                            if (ref($domconfig{$action}{$itemid}{'display'}) eq 'HASH') {
-                                if ($domconfig{$action}{$itemid}{'display'}{$item} ne $confhash{$itemid}{'display'}{$item}) {
-                                    $changes{$itemid} = 1;
-                                }
-                            } else {
-                                $changes{$itemid} = 1;
-                            }
-                        } elsif (ref($domconfig{$action}{$itemid}{'display'}) eq 'HASH') {
-                            if ($domconfig{$action}{$itemid}{'display'}{$item} ne '') {
-                                $changes{$itemid} = 1;
-                            }
-                        }
+                    if (grep(/^roles$/,@{$requserfields{$provider}})) {
+                        $showroles = 1;
                     }
-                    if ($env{'form.ltitools_target_'.$i} eq 'window') {
-                        $confhash{$itemid}{'display'}{'target'} = $env{'form.ltitools_target_'.$i};
-                    } elsif ($env{'form.ltitools_target_'.$i} eq 'tab') {
-                        $confhash{$itemid}{'display'}{'target'} = $env{'form.ltitools_target_'.$i};
-                    } else {
-                        $confhash{$itemid}{'display'}{'target'} = 'iframe';
+                }
+            }
+            $confhash{$provider}{'fields'} = [];
+            if (ref($optuserfields{$provider}) eq 'ARRAY') {
+                if (@{$optuserfields{$provider}} > 0) {
+                    my @optfields = &Apache::loncommon::get_env_multiple('form.proctoring_optional_'.$provider);
+                    foreach my $field (@{$optuserfields{$provider}}) {
+                        if (grep(/^\Q$field\E$/,@optfields)) {
+                            push(@{$confhash{$provider}{'fields'}},$field);
+                        }
                     }
-                    if (ref($domconfig{$action}{$itemid}{'display'}) eq 'HASH') {
-                        if ($domconfig{$action}{$itemid}{'display'}{'target'} ne $confhash{$itemid}{'display'}{'target'}) {
-                            $changes{$itemid} = 1;
+                }
+                if (ref($current{'fields'}) eq 'ARRAY') {
+                    unless ($changes{$provider}) {
+                        my @new = sort(@{$confhash{$provider}{'fields'}});
+                        my @old = sort(@{$current{'fields'}}); 
+                        my @diffs = &Apache::loncommon::compare_arrays(\@new,\@old);
+                        if (@diffs) {
+                            $changes{$provider} = 1;
                         }
-                    } else {
-                        $changes{$itemid} = 1;
                     }
-                    foreach my $extra ('passback','roster') {
-                        if ($env{'form.ltitools_'.$extra.'_'.$i}) {
-                            $confhash{$itemid}{$extra} = 1;
-                            if ($env{'form.ltitools_'.$extra.'valid_'.$i} ne '') {
-                                my $lifetime = $env{'form.ltitools_'.$extra.'valid_'.$i};
-                                $lifetime =~ s/^\s+|\s+$//g;
-                                if ($lifetime =~ /^\d+\.?\d*$/) {
-                                    $confhash{$itemid}{$extra.'valid'} = $lifetime;
+                } elsif (@{$confhash{$provider}{'fields'}}) {
+                    $changes{$provider} = 1;
+                }
+            }
+            if (ref($defaults{$provider}) eq 'ARRAY') {  
+                if (@{$defaults{$provider}} > 0) {
+                    my %options;
+                    if (ref($extended{$provider}) eq 'HASH') {
+                        %options = %{$extended{$provider}};
+                    }
+                    my @checked = &Apache::loncommon::get_env_multiple('form.proctoring_defaults_'.$provider);
+                    foreach my $field (@{$defaults{$provider}}) {
+                        if ((exists($options{$field})) && (ref($options{$field}) eq 'ARRAY')) {
+                            my $poss = $env{'form.proctoring_defaults_'.$field.'_'.$provider};
+                            if (grep(/^\Q$poss\E$/,@{$options{$field}})) {
+                                push(@{$confhash{$provider}{'defaults'}},$poss); 
+                            }
+                        } elsif ((exists($options{$field})) && (ref($options{$field}) eq 'HASH')) {
+                            foreach my $inner (keys(%{$options{$field}})) {
+                                if (ref($options{$field}{$inner}) eq 'ARRAY') {
+                                    my $poss = $env{'form.proctoring_'.$inner.'_'.$provider};
+                                    if (grep(/^\Q$poss\E$/,@{$options{$field}{$inner}})) {
+                                        $confhash{$provider}{'defaults'}{$inner} = $poss;
+                                    }
+                                } else {
+                                    $confhash{$provider}{'defaults'}{$inner} = $env{'form.proctoring_'.$inner.'_'.$provider};
                                 }
                             }
-                        }
-                        if ($domconfig{$action}{$itemid}{$extra} ne $confhash{$itemid}{$extra}) {
-                            $changes{$itemid} = 1;
-                        }
-                        if ($domconfig{$action}{$itemid}{$extra.'valid'} ne $confhash{$itemid}{$extra.'valid'}) {
-                            $changes{$itemid} = 1;
+                        } else {
+                            if (grep(/^\Q$field\E$/,@checked)) {
+                                push(@{$confhash{$provider}{'defaults'}},$field);
+                            }
                         }
                     }
-                    my @courseconfig = &Apache::loncommon::get_env_multiple('form.ltitools_courseconfig_'.$i);
-                    foreach my $item ('label','title','target','linktext','explanation','append') {
-                        if (grep(/^\Q$item\E$/,@courseconfig)) {
-                            $confhash{$itemid}{'crsconf'}{$item} = 1;
-                            if (ref($domconfig{$action}{$itemid}{'crsconf'}) eq 'HASH') {
-                                if ($domconfig{$action}{$itemid}{'crsconf'}{$item} ne $confhash{$itemid}{'crsconf'}{$item}) {
-                                    $changes{$itemid} = 1;
+                    if (ref($confhash{$provider}{'defaults'}) eq 'ARRAY') {
+                        if (ref($current{'defaults'}) eq 'ARRAY') {
+                            unless ($changes{$provider}) {
+                                my @new = sort(@{$confhash{$provider}{'defaults'}});
+                                my @old = sort(@{$current{'defaults'}});
+                                my @diffs = &Apache::loncommon::compare_arrays(\@new,\@old);
+                                if (@diffs) {
+                                    $changes{$provider} = 1; 
                                 }
-                            } else {
-                                $changes{$itemid} = 1;
+                            }
+                        } elsif (ref($current{'defaults'}) eq 'ARRAY') {
+                            if (@{$current{'defaults'}}) {
+                                $changes{$provider} = 1;
                             }
                         }
-                    }
-                    my @fields = &Apache::loncommon::get_env_multiple('form.ltitools_fields_'.$i);
-                    foreach my $field (@fields) {
-                        if ($possfield{$field}) {
-                            if ($field eq 'roles') {
-                                foreach my $role (@courseroles) {
-                                    my $choice = $env{'form.ltitools_roles_'.$role.'_'.$i};
-                                    if (($choice ne '') && ($posslti{$choice})) {
-                                        $confhash{$itemid}{'roles'}{$role} = $choice;
-                                        if ($role eq 'cc') {
-                                            $confhash{$itemid}{'roles'}{'co'} = $choice;
-                                        }
-                                    }
-                                    if (ref($domconfig{$action}{$itemid}{'roles'}) eq 'HASH') {
-                                        if ($domconfig{$action}{$itemid}{'roles'}{$role} ne $confhash{$itemid}{'roles'}{$role}) {
-                                            $changes{$itemid} = 1;
-                                        }
-                                    } elsif ($confhash{$itemid}{'roles'}{$role}) {
-                                        $changes{$itemid} = 1;
+                    } elsif (ref($confhash{$provider}{'defaults'}) eq 'HASH') {
+                        if (ref($current{'defaults'}) eq 'HASH') {
+                            unless ($changes{$provider}) {
+                                foreach my $key (keys(%{$confhash{$provider}{'defaults'}})) {
+                                    unless ($confhash{$provider}{'defaults'}{$key} eq $current{'defaults'}{$key}) {
+                                        $changes{$provider} = 1;
+                                        last;
                                     }
                                 }
-                            } else {
-                                $confhash{$itemid}{'fields'}{$field} = 1;
-                                if (ref($domconfig{$action}{$itemid}{'fields'}) eq 'HASH') {
-                                    if ($domconfig{$action}{$itemid}{'fields'}{$field} ne $confhash{$itemid}{'fields'}{$field}) {
-                                        $changes{$itemid} = 1;
+                            }
+                            unless ($changes{$provider}) {
+                                foreach my $key (keys(%{$current{'defaults'}})) {
+                                    unless ($current{'defaults'}{$key} eq $confhash{$provider}{'defaults'}{$key}) {
+                                        $changes{$provider} = 1;
+                                        last;
                                     }
-                                } else {
-                                    $changes{$itemid} = 1;
                                 }
                             }
+                        } elsif (keys(%{$confhash{$provider}{'defaults'}})) {
+                            $changes{$provider} = 1;
                         }
                     }
-                    if (ref($confhash{$itemid}{'fields'}) eq 'HASH') {
-                        if ($confhash{$itemid}{'fields'}{'user'}) {
-                            if ($env{'form.ltitools_userincdom_'.$i}) {
-                                $confhash{$itemid}{'incdom'} = 1;
-                            }
-                            if ($domconfig{$action}{$itemid}{'incdom'} ne $confhash{$itemid}{'incdom'}) {
-                                $changes{$itemid} = 1;
+                }
+            }
+            if (ref($crsconf{$provider}) eq 'ARRAY') {
+                if (@{$crsconf{$provider}} > 0) {
+                    $confhash{$provider}{'crsconf'} = [];
+                    my @checked = &Apache::loncommon::get_env_multiple('form.proctoring_crsconf_'.$provider);
+                    foreach my $crsfield (@{$crsconf{$provider}}) {
+                        if (grep(/^\Q$crsfield\E$/,@checked)) {
+                            push(@{$confhash{$provider}{'crsconf'}},$crsfield);
+                        }
+                    }
+                    if (ref($current{'crsconf'}) eq 'ARRAY') {
+                        unless ($changes{$provider}) {  
+                            my @new = sort(@{$confhash{$provider}{'crsconf'}});
+                            my @old = sort(@{$current{'crsconf'}});
+                            my @diffs = &Apache::loncommon::compare_arrays(\@new,\@old);
+                            if (@diffs) {
+                                $changes{$provider} = 1;
                             }
                         }
+                    } elsif (@{$confhash{$provider}{'crsconf'}}) {
+                        $changes{$provider} = 1;
                     }
-                    $allpos[$newpos] = $itemid;
                 }
-                if ($imgdeletions{$itemid}) {
-                    $changes{$itemid} = 1;
-                    #FIXME need to obsolete item in RES space
-                } elsif ($env{'form.ltitools_image_'.$i.'.filename'}) {
-                    my ($imgurl,$error) = &process_ltitools_image($r,$dom,$confname,'ltitools_image_'.$i,
-                                                                 $itemid,$configuserok,$switchserver,
-                                                                 $author_ok);
-                    if ($imgurl) {
-                        $confhash{$itemid}{'image'} = $imgurl;
-                        $changes{$itemid} = 1;
-                    }
-                    if ($error) {
-                        &Apache::lonnet::logthis($error);
-                        $errors .= '<li><span class="LC_error">'.$error.'</span></li>';
-                    }
-                } elsif ($domconfig{$action}{$itemid}{'image'}) {
-                    $confhash{$itemid}{'image'} =
-                       $domconfig{$action}{$itemid}{'image'};
-                }
-                if ($customadds{$i}) {
-                    my $name = $env{'form.ltitools_custom_name_'.$i};
-                    $name =~ s/(`)/'/g;
-                    $name =~ s/^\s+//;
-                    $name =~ s/\s+$//;
-                    my $value = $env{'form.ltitools_custom_value_'.$i};
-                    $value =~ s/(`)/'/g;
-                    $value =~ s/^\s+//;
-                    $value =~ s/\s+$//;
-                    if ($name ne '') {
-                        $confhash{$itemid}{'custom'}{$name} = $value;
-                        $changes{$itemid} = 1;
+            }
+            if ($showroles) {
+                $confhash{$provider}{'roles'} = {};
+                foreach my $role (@courseroles) {
+                    my $poss = $env{'form.proctoring_roles_'.$role.'_'.$provider};
+                    if (grep(/^\Q$poss\E$/,@ltiroles)) {
+                        $confhash{$provider}{'roles'}{$role} = $poss;
                     }
                 }
-                my %customdels;
-                my @customdeletions = &Apache::loncommon::get_env_multiple('form.ltitools_customdel_'.$i); 
-                if (@customdeletions) {
-                    $changes{$itemid} = 1;
-                }
-                map { $customdels{$_} = 1; } @customdeletions;
-                if (ref($domconfig{$action}{$itemid}{'custom'}) eq 'HASH') {
-                    foreach my $key (keys(%{$domconfig{$action}{$itemid}{'custom'}})) {
-                        unless ($customdels{$key}) {
-                            if ($env{'form.ltitools_customval_'.$key.'_'.$i} ne '') {
-                                $confhash{$itemid}{'custom'}{$key} = $env{'form.ltitools_customval_'.$key.'_'.$i}; 
+                unless ($changes{$provider}) {
+                    if (ref($current{'roles'}) eq 'HASH') {
+                        foreach my $role (keys(%{$current{'roles'}})) {
+                            unless ($current{'roles'}{$role} eq $confhash{$provider}{'roles'}{$role}) {
+                                $changes{$provider} = 1;
+                                last
                             }
-                            if ($domconfig{$action}{$itemid}{'custom'}{$key} ne $env{'form.ltitools_customval_'.$key.'_'.$i}) {
-                                $changes{$itemid} = 1;
+                        }
+                        unless ($changes{$provider}) {
+                            foreach my $role (keys(%{$confhash{$provider}{'roles'}})) {
+                                unless ($confhash{$provider}{'roles'}{$role} eq $current{'roles'}{$role}) {
+                                    $changes{$provider} = 1;
+                                    last;
+                                }
                             }
                         }
+                    } elsif (keys(%{$confhash{$provider}{'roles'}})) {
+                        $changes{$provider} = 1;
                     }
                 }
-                unless ($changes{$itemid}) {
-                    foreach my $key (keys(%{$domconfig{$action}{$itemid}})) {
-                        if (ref($domconfig{$action}{$itemid}{$key}) eq 'HASH') {
-                            if (ref($confhash{$itemid}{$key}) eq 'HASH') {
-                                foreach my $innerkey (keys(%{$domconfig{$action}{$itemid}{$key}})) {
-                                    unless (exists($confhash{$itemid}{$key}{$innerkey})) {
-                                        $changes{$itemid} = 1;
-                                        last;
-                                    }
-                                }
-                            } elsif (keys(%{$domconfig{$action}{$itemid}{$key}}) > 0) {
-                                $changes{$itemid} = 1;
-                            }
+            }
+            if (ref($current{'custom'}) eq 'HASH') {
+                my @customdels = &Apache::loncommon::get_env_multiple('form.proctoring_customdel_'.$provider);
+                foreach my $key (keys(%{$current{'custom'}})) {
+                    if (grep(/^\Q$key\E$/,@customdels)) {
+                        $changes{$provider} = 1;
+                    } else {
+                        $confhash{$provider}{'custom'}{$key} = $env{'form.proctoring_customval_'.$key.'_'.$provider};
+                        if ($confhash{$provider}{'custom'}{$key} ne $current{'custom'}{$key}) {
+                            $changes{$provider} = 1;
                         }
-                        last if ($changes{$itemid});
                     }
                 }
             }
+            if ($customadds{$provider}) {
+                my $name = $env{'form.proctoring_custom_name_'.$provider};
+                $name =~ s/(`)/'/g;
+                $name =~ s/^\s+//;
+                $name =~ s/\s+$//;
+                my $value = $env{'form.proctoring_custom_value_'.$provider};
+                $value =~ s/(`)/'/g;
+                $value =~ s/^\s+//;
+                $value =~ s/\s+$//;
+                if ($name ne '') {
+                    $confhash{$provider}{'custom'}{$name} = $value;
+                    $changes{$provider} = 1;
+                }
+            }
         }
     }
     if (@allpos > 0) {
         my $idx = 0;
-        foreach my $itemid (@allpos) {
-            if ($itemid ne '') {
-                $confhash{$itemid}{'order'} = $idx;
-                if (ref($domconfig{$action}) eq 'HASH') {
-                    if (ref($domconfig{$action}{$itemid}) eq 'HASH') {
-                        if ($domconfig{$action}{$itemid}{'order'} ne $idx) {
-                            $changes{$itemid} = 1;
+        foreach my $provider (@allpos) {
+            if ($provider ne '') {
+                $confhash{$provider}{'order'} = $idx;
+                unless ($changes{$provider}) {
+                    if (ref($domconfig{$action}) eq 'HASH') {
+                        if (ref($domconfig{$action}{$provider}) eq 'HASH') {
+                            if ($domconfig{$action}{$provider}{'order'} ne $idx) {
+                                $changes{$provider} = 1;
+                            }
                         }
                     }
                 }
@@ -11690,156 +15445,155 @@ sub modify_ltitools {
             }
         }
     }
-    my %ltitoolshash = (
+    my %proc_hash = (
                           $action => { %confhash }
                        );
-    my $putresult = &Apache::lonnet::put_dom('configuration',\%ltitoolshash,
+    my $putresult = &Apache::lonnet::put_dom('configuration',\%proc_hash,
                                              $dom);
     if ($putresult eq 'ok') {
-        my %ltienchash = (
-                             $action => { %encconfig }
+        my %proc_enchash = (
+                             $action => { %encconfhash }
                          );
-        &Apache::lonnet::put_dom('encconfig',\%ltienchash,$dom);
+        &Apache::lonnet::put_dom('encconfig',\%proc_enchash,$dom,undef,1);
         if (keys(%changes) > 0) {
             my $cachetime = 24*60*60;
-            my %ltiall = %confhash;
-            foreach my $id (keys(%ltiall)) {
-                if (ref($encconfig{$id}) eq 'HASH') {
-                    foreach my $item ('key','secret') {
-                        $ltiall{$id}{$item} = $encconfig{$id}{$item};
+            my %procall = %confhash;
+            foreach my $provider (keys(%procall)) {
+                if (ref($encconfhash{$provider}) eq 'HASH') {
+                    foreach my $key ('key','secret') {
+                        $procall{$provider}{$key} = $encconfhash{$provider}{$key};
                     }
                 }
             }
-            &Apache::lonnet::do_cache_new('ltitools',$dom,\%ltiall,$cachetime);
+            &Apache::lonnet::do_cache_new('proctoring',$dom,\%procall,$cachetime);
             if (ref($lastactref) eq 'HASH') {
-                $lastactref->{'ltitools'} = 1;
+                $lastactref->{'proctoring'} = 1;
             }
-            $resulttext = &mt('Changes made:').'<ul>';
+            $resulttext = &mt('Configuration for Provider(s) with changes:').'<ul>';
             my %bynum;
-            foreach my $itemid (sort(keys(%changes))) {
-                my $position = $confhash{$itemid}{'order'};
-                $bynum{$position} = $itemid;
+            foreach my $provider (sort(keys(%changes))) {
+                my $position = $confhash{$provider}{'order'};
+                $bynum{$position} = $provider;
             }
             foreach my $pos (sort { $a <=> $b } keys(%bynum)) {
-                my $itemid = $bynum{$pos}; 
-                if (ref($confhash{$itemid}) ne 'HASH') {
-                    $resulttext .= '<li>'.&mt('Deleted: [_1]',$changes{$itemid}).'</li>';
+                my $provider = $bynum{$pos};
+                my %lt = &proctoring_titles($provider);
+                my %fieldtitles = &proctoring_fieldtitles($provider);
+                if (!$confhash{$provider}{'available'}) {
+                    $resulttext .= '<li>'.&mt('Proctoring integration unavailable for: [_1]','<b>'.$providernames{$provider}.'</b>').'</li>';
                 } else {
-                    $resulttext .= '<li><b>'.$confhash{$itemid}{'title'}.'</b>';
-                    if ($confhash{$itemid}{'image'}) {
+                    $resulttext .= '<li>'.&mt('Proctoring integration available for: [_1]','<b>'.$providernames{$provider}.'</b>');
+                    if ($confhash{$provider}{'image'}) {
                         $resulttext .= '&nbsp;'.
-                                       '<img src="'.$confhash{$itemid}{'image'}.'"'.
-                                       ' alt="'.&mt('Tool Provider icon').'" />';
+                                       '<img src="'.$confhash{$provider}{'image'}.'"'.
+                                       ' alt="'.&mt('Proctoring icon').'" />';
                     }
-                    $resulttext .= '</li><ul>';
+                    $resulttext .= '<ul>';
                     my $position = $pos + 1;
                     $resulttext .= '<li>'.&mt('Order: [_1]',$position).'</li>';
-                    foreach my $item ('version','msgtype','sigmethod','url','lifetime') {
-                        if ($confhash{$itemid}{$item} ne '') {
-                            $resulttext .= '<li>'.$lt{$item}.':&nbsp;'.$confhash{$itemid}{$item}.'</li>';
+                    foreach my $key ('version','sigmethod','url','lifetime') {
+                        if ($confhash{$provider}{$key} ne '') {
+                            $resulttext .= '<li>'.$lt{$key}.':&nbsp;'.$confhash{$provider}{$key}.'</li>';
                         }
                     }
-                    if ($encconfig{$itemid}{'key'} ne '') {
-                        $resulttext .= '<li>'.$lt{'key'}.':&nbsp;'.$encconfig{$itemid}{'key'}.'</li>';
+                    if ($encconfhash{$provider}{'key'} ne '') {
+                        $resulttext .= '<li>'.$lt{'key'}.':&nbsp;'.$encconfhash{$provider}{'key'}.'</li>';
                     }
-                    if ($encconfig{$itemid}{'secret'} ne '') {
+                    if ($encconfhash{$provider}{'secret'} ne '') {
                         $resulttext .= '<li>'.$lt{'secret'}.':&nbsp;';
-                        my $num = length($encconfig{$itemid}{'secret'});
+                        my $num = length($encconfhash{$provider}{'secret'});
                         $resulttext .= ('*'x$num).'</li>';
                     }
-                    $resulttext .= '<li>'.&mt('Configurable in course:');
-                    my @possconfig = ('label','title','target','linktext','explanation','append');
-                    my $numconfig = 0; 
-                    if (ref($confhash{$itemid}{'crsconf'}) eq 'HASH') { 
-                        foreach my $item (@possconfig) {
-                            if ($confhash{$itemid}{'crsconf'}{$item}) {
-                                $numconfig ++;
-                                $resulttext .= ' "'.$lt{'crs'.$item}.'"';
+                    my (@fields,$showroles);
+                    if (ref($requserfields{$provider}) eq 'ARRAY') {
+                        push(@fields,@{$requserfields{$provider}});
+                    }
+                    if (ref($confhash{$provider}{'fields'}) eq 'ARRAY') {
+                        push(@fields,@{$confhash{$provider}{'fields'}});
+                    } elsif (ref($confhash{$provider}{'fields'}) eq 'HASH') {
+                        push(@fields,(keys(%{$confhash{$provider}{'fields'}})));
+                    }
+                    if (@fields) {
+                        if (grep(/^roles$/,@fields)) {
+                            $showroles = 1;
+                        }
+                        $resulttext .= '<li>'.$lt{'udsl'}.':&nbsp;"'.
+                                       join('", "', map { $lt{$_}; } @fields).'"</li>';
+                    }
+                    if (ref($requserfields{$provider}) eq 'ARRAY') {
+                        if (grep(/^user$/,@{$requserfields{$provider}})) {
+                            if ($confhash{$provider}{'incdom'}) {
+                                $resulttext .= '<li>'.&mt('[_1] sent as [_2]',$lt{'user'},$lt{'uname:dom'}).'</li>';
+                            } else { 
+                                $resulttext .= '<li>'.&mt('[_1] sent as [_2]',$lt{'user'},$lt{'username'}).'</li>';
                             }
                         }
                     }
-                    if (!$numconfig) {
-                        $resulttext .= &mt('None');
-                    }
-                    $resulttext .= '</li>';
-                    foreach my $item ('passback','roster') {
-                        $resulttext .= '<li>'.$lt{$item}.'&nbsp;';
-                        if ($confhash{$itemid}{$item}) {
-                            $resulttext .= &mt('Yes');
-                            if ($confhash{$itemid}{$item.'valid'}) {
-                                if ($item eq 'passback') {
-                                    $resulttext .= ' '.&mt('valid for at least [quant,_1,day] after launch',
-                                                           $confhash{$itemid}{$item.'valid'});
-                                } else {
-                                    $resulttext .= ' '.&mt('valid for at least [quant,_1,second] after launch',
-                                                           $confhash{$itemid}{$item.'valid'});
-                                }
+                    if (ref($confhash{$provider}{'defaults'}) eq 'ARRAY') {
+                        if (@{$confhash{$provider}{'defaults'}} > 0) {
+                            $resulttext .= '<li>'.$lt{'defa'};
+                            foreach my $field (@{$confhash{$provider}{'defaults'}}) {
+                                $resulttext .= ' "'.$fieldtitles{$field}.'",';
                             }
-                        } else {
-                            $resulttext .= &mt('No');
-                        }
-                        $resulttext .= '</li>';
-                    }
-                    if (ref($confhash{$itemid}{'display'}) eq 'HASH') {
-                        my $displaylist;
-                        if ($confhash{$itemid}{'display'}{'target'}) {
-                            $displaylist = &mt('Display target').':&nbsp;'.
-                                           $confhash{$itemid}{'display'}{'target'}.',';
+                            $resulttext =~ s/,$//;
+                            $resulttext .= '</li>';
                         }
-                        foreach my $size ('width','height') { 
-                            if ($confhash{$itemid}{'display'}{$size}) {
-                                $displaylist .= ('&nbsp;'x2).$lt{$size}.':&nbsp;'.
-                                                $confhash{$itemid}{'display'}{$size}.',';
+                    } elsif (ref($confhash{$provider}{'defaults'}) eq 'HASH') {
+                        if (keys(%{$confhash{$provider}{'defaults'}})) {
+                            $resulttext .= '<li>'.$lt{'defa'}.':&nbsp;<ul>';
+                            foreach my $key (sort(keys(%{$confhash{$provider}{'defaults'}}))) {
+                                if ($confhash{$provider}{'defaults'}{$key} ne '') {
+                                    $resulttext .= '<li>'.$fieldtitles{$key}.' = '.$confhash{$provider}{'defaults'}{$key}.'</li>';
+                                }
+                            }
+                            $resulttext .= '</ul></li>';
+                        }
+                    }
+                    if (ref($crsconf{$provider}) eq 'ARRAY') {
+                        if (@{$crsconf{$provider}} > 0) {
+                            $resulttext .= '<li>'.&mt('Configurable in course:');
+                            my $numconfig = 0;
+                            if (ref($confhash{$provider}{'crsconf'}) eq 'ARRAY') {
+                                if (@{$confhash{$provider}{'crsconf'}} > 0) {
+                                    foreach my $field (@{$confhash{$provider}{'crsconf'}}) {
+                                        $numconfig ++;
+                                        if ($provider eq 'examity') {
+                                            $resulttext .= ' "'.$lt{'crs'.$field}.'",';
+                                        } else {
+                                            $resulttext .= ' "'.$fieldtitles{$field}.'",';
+                                        }
+                                    }
+                                    $resulttext =~ s/,$//;
+                                }
                             }
-                        }
-                        if ($displaylist) {
-                            $displaylist =~ s/,$//;
-                            $resulttext .= '<li>'.$displaylist.'</li>';
-                        }
-                        foreach my $item ('linktext','explanation') {
-                            if ($confhash{$itemid}{'display'}{$item}) {
-                                $resulttext .= '<li>'.$lt{$item}.':&nbsp;'.$confhash{$itemid}{'display'}{$item}.'</li>';
+                            if (!$numconfig) {
+                                $resulttext .= '&nbsp;'.&mt('None');
                             }
+                            $resulttext .= '</li>';
                         }
                     }
-                    if (ref($confhash{$itemid}{'fields'}) eq 'HASH') {
-                        my $fieldlist;
-                        foreach my $field (@allfields) {
-                            if ($confhash{$itemid}{'fields'}{$field}) {
-                                $fieldlist .= ('&nbsp;'x2).$lt{$field}.',';
-                            }
-                        }
-                        if ($fieldlist) {
-                            $fieldlist =~ s/,$//;
-                            if ($confhash{$itemid}{'fields'}{'user'}) {
-                                if ($confhash{$itemid}{'incdom'}) {
-                                    $fieldlist .= ' ('.&mt('username:domain').')';
-                                } else {
-                                    $fieldlist .= ' ('.&mt('username').')';
+                    if ($showroles) {
+                        if (ref($confhash{$provider}{'roles'}) eq 'HASH') {
+                            my $rolemaps;
+                            foreach my $role (@courseroles) {
+                                if ($confhash{$provider}{'roles'}{$role}) {
+                                    $rolemaps .= ('&nbsp;'x2).&Apache::lonnet::plaintext($role,'Course').'='.
+                                                 $confhash{$provider}{'roles'}{$role}.',';
                                 }
                             }
-                            $resulttext .= '<li>'.&mt('Data sent').':'.$fieldlist.'</li>';
-                        }
-                    }
-                    if (ref($confhash{$itemid}{'roles'}) eq 'HASH') {
-                        my $rolemaps;
-                        foreach my $role (@courseroles) {
-                            if ($confhash{$itemid}{'roles'}{$role}) {
-                                $rolemaps .= ('&nbsp;'x2).&Apache::lonnet::plaintext($role,'Course').'='.
-                                             $confhash{$itemid}{'roles'}{$role}.',';
+                            if ($rolemaps) {
+                                $rolemaps =~ s/,$//;
+                                $resulttext .= '<li>'.&mt('Role mapping:').$rolemaps.'</li>';
                             }
                         }
-                        if ($rolemaps) {
-                            $rolemaps =~ s/,$//; 
-                            $resulttext .= '<li>'.&mt('Role mapping:').$rolemaps.'</li>';
-                        }
                     }
-                    if (ref($confhash{$itemid}{'custom'}) eq 'HASH') {
+                    if (ref($confhash{$provider}{'custom'}) eq 'HASH') {
                         my $customlist;
-                        if (keys(%{$confhash{$itemid}{'custom'}})) {
-                            foreach my $key (sort(keys(%{$confhash{$itemid}{'custom'}}))) {
-                                $customlist .= $key.':'.$confhash{$itemid}{'custom'}{$key}.('&nbsp;'x2);
-                            } 
+                        if (keys(%{$confhash{$provider}{'custom'}})) {
+                            foreach my $key (sort(keys(%{$confhash{$provider}{'custom'}}))) {
+                                $customlist .= $key.'='.$confhash{$provider}{'custom'}{$key}.', ';
+                            }
+                            $customlist =~ s/,$//;
                         }
                         if ($customlist) {
                             $resulttext .= '<li>'.&mt('Custom items').': '.$customlist.'</li>';
@@ -11862,19 +15616,21 @@ sub modify_ltitools {
     return $resulttext;
 }
 
-sub process_ltitools_image {
-    my ($r,$dom,$confname,$caller,$itemid,$configuserok,$switchserver,$author_ok) = @_;
+sub process_proctoring_image {
+    my ($r,$dom,$confname,$caller,$provider,$configuserok,$switchserver,$author_ok) = @_;
     my $filename = $env{'form.'.$caller.'.filename'};
     my ($error,$url);
     my ($width,$height) = (21,21);
     if ($configuserok eq 'ok') {
         if ($switchserver) {
-            $error = &mt('Upload of Tool Provider (LTI) icon is not permitted to this server: [_1]',
+            $error = &mt('Upload of Remote Proctoring Provider icon is not permitted to this server: [_1]',
                          $switchserver);
         } elsif ($author_ok eq 'ok') {
+            my $modified = [];
             my ($result,$imageurl,$madethumb) =
-                &publishlogo($r,'upload',$caller,$dom,$confname,
-                             "ltitools/$itemid/icon",$width,$height);
+                &Apache::lonconfigsettings::publishlogo($r,'upload',$caller,$dom,$confname,
+                                                        "proctoring/$provider/icon",$width,$height,
+                                                        '',$modified);
             if ($result eq 'ok') {
                 if ($madethumb) {
                     my ($path,$imagefile) = ($imageurl =~ m{^(.+)/([^/]+)$});
@@ -11883,6 +15639,7 @@ sub process_ltitools_image {
                 } else {
                     $url = $imageurl;
                 }
+                &update_modify_urls($r,$modified);
             } else {
                 $error = &mt("Upload of [_1] failed because an error occurred publishing the file in RES space. Error was: [_2].",$filename,$result);
             }
@@ -11895,64 +15652,22 @@ sub process_ltitools_image {
     return ($url,$error);
 }
 
-sub get_ltitools_id {
-    my ($cdom,$title) = @_;
-    # get lock on ltitools db
-    my $lockhash = {
-                      lock => $env{'user.name'}.
-                              ':'.$env{'user.domain'},
-                   };
-    my $tries = 0;
-    my $gotlock = &Apache::lonnet::newput_dom('ltitools',$lockhash,$cdom);
-    my ($id,$error);
- 
-    while (($gotlock ne 'ok') && ($tries<10)) {
-        $tries ++;
-        sleep (0.1);
-        $gotlock = &Apache::lonnet::newput_dom('ltitools',$lockhash,$cdom);
-    }
-    if ($gotlock eq 'ok') {
-        my %currids = &Apache::lonnet::dump_dom('ltitools',$cdom);
-        if ($currids{'lock'}) {
-            delete($currids{'lock'});
-            if (keys(%currids)) {
-                my @curr = sort { $a <=> $b } keys(%currids);
-                if ($curr[-1] =~ /^\d+$/) {
-                    $id = 1 + $curr[-1];
-                }
-            } else {
-                $id = 1;
-            }
-            if ($id) {
-                unless (&Apache::lonnet::newput_dom('ltitools',{ $id => $title },$cdom) eq 'ok') {
-                    $error = 'nostore';
-                }
-            } else {
-                $error = 'nonumber';
-            }
-        }
-        my $dellockoutcome = &Apache::lonnet::del_dom('ltitools',['lock'],$cdom);
-    } else {
-        $error = 'nolock';
-    }
-    return ($id,$error);
-}
-
 sub modify_lti {
     my ($r,$dom,$action,$lastactref,%domconfig) = @_;
     my %domdefaults = &Apache::lonnet::get_domain_defaults($dom,1);
-    my ($newid,@allpos,%changes,%confhash,%encconfig,$errors,$resulttext);
+    my ($newid,@allpos,%changes,%confhash,%ltienc,$errors,$resulttext);
     my (%posslti,%posslticrs,%posscrstype);
     my @courseroles = ('cc','in','ta','ep','st');
     my @ltiroles = qw(Learner Instructor ContentDeveloper TeachingAssistant Mentor Member Manager Administrator);
     my @lticourseroles = qw(Instructor TeachingAssistant Mentor Learner);
-    my @coursetypes = ('official','unofficial','community','textbook','placement');
+    my @coursetypes = ('official','unofficial','community','textbook','placement','lti');
     my %coursetypetitles = &Apache::lonlocal::texthash (
                                official   => 'Official',
                                unofficial => 'Unofficial',
                                community  => 'Community',
                                textbook   => 'Textbook',
                                placement  => 'Placement Test',
+                               lti        => 'LTI Provider',
     );
     my %fieldtitles = &Apache::loncommon::personal_data_fieldtitles();
     my %lt = &lti_names();
@@ -11961,7 +15676,66 @@ sub modify_lti {
     map { $posscrstype{$_} = 1; } @coursetypes;
 
     my %menutitles = &ltimenu_titles();
+    my (%currltisec,%secchanges,%newltisec,%newltienc,%newkeyset);
+
+    &fetch_secrets($dom,'ltisec',\%domconfig,\%currltisec,\%secchanges,\%newltisec,\%newkeyset);
 
+    my (%linkprotchg,$linkprotoutput,$is_home);
+    my $proterror = &Apache::courseprefs::process_linkprot($dom,'',$currltisec{'linkprot'},
+                                                           \%linkprotchg,'domain');
+    my $home = &Apache::lonnet::domain($dom,'primary');
+    unless (($home eq 'no_host') || ($home eq '')) {
+        my @ids=&Apache::lonnet::current_machine_ids();
+        foreach my $id (@ids) { if ($id eq $home) { $is_home=1; } }
+    }
+
+    if (keys(%linkprotchg)) {
+        $secchanges{'linkprot'} = 1;
+        my %oldlinkprot;
+        if (ref($currltisec{'linkprot'}) eq 'HASH') {
+            %oldlinkprot = %{$currltisec{'linkprot'}};
+        }
+        foreach my $id (keys(%linkprotchg)) {
+            if (ref($linkprotchg{$id}) eq 'HASH') {
+                foreach my $inner (keys(%{$linkprotchg{$id}})) {
+                    if (($inner eq 'secret') || ($inner eq 'key')) {
+                        if ($is_home) {
+                            $newltienc{$id}{$inner} = $linkprotchg{$id}{$inner};
+                        }
+                    }
+                }
+            } else {
+                $newltisec{'linkprot'}{$id} = $linkprotchg{$id};
+            }
+        }
+        $linkprotoutput = &Apache::courseprefs::store_linkprot($dom,'','domain',\%linkprotchg,\%oldlinkprot);
+        if (keys(%linkprotchg)) {
+            %{$newltisec{'linkprot'}} = %linkprotchg;
+        }
+    }
+    if (ref($currltisec{'linkprot'}) eq 'HASH') {
+        foreach my $id (%{$currltisec{'linkprot'}}) {
+            next if ($id !~ /^\d+$/);
+            unless (exists($linkprotchg{$id})) {
+                if (ref($currltisec{'linkprot'}{$id}) eq 'HASH') {
+                    foreach my $inner (keys(%{$currltisec{'linkprot'}{$id}})) {
+                        if (($inner eq 'secret') || ($inner eq 'key')) {
+                            if ($is_home) {
+                                $newltienc{$id}{$inner} = $currltisec{'linkprot'}{$id}{$inner};
+                            }
+                        } else {
+                            $newltisec{'linkprot'}{$id}{$inner} = $currltisec{'linkprot'}{$id}{$inner};
+                        }
+                    }
+                } else {
+                    $newltisec{'linkprot'}{$id} = $currltisec{'linkprot'}{$id};
+                }
+            }
+        }
+    }
+    if ($proterror) {
+        $errors .= '<li>'.$proterror.'</li>';
+    }
     my (@items,%deletions,%itemids);
     if ($env{'form.lti_add'}) {
         my $consumer = $env{'form.lti_consumer_add'};
@@ -11982,42 +15756,56 @@ sub modify_lti {
             map { $deletions{$_} = 1; } @todelete;
         }
         my $maxnum = $env{'form.lti_maxnum'};
-        for (my $i=0; $i<=$maxnum; $i++) {
+        for (my $i=0; $i<$maxnum; $i++) {
             my $itemid = $env{'form.lti_id_'.$i};
             $itemid =~ s/\D+//g;
             if (ref($domconfig{$action}{$itemid}) eq 'HASH') {
                 if ($deletions{$itemid}) {
                     $changes{$itemid} = $domconfig{$action}{$itemid}{'consumer'};
                 } else {
-                   push(@items,$i);
-                   $itemids{$i} = $itemid;
+                    push(@items,$i);
+                    $itemids{$i} = $itemid;
                 }
             }
         }
     }
+    my (%keystore,$secstored);
+    if ($is_home) {
+        &store_security($dom,'lti',\%secchanges,\%newkeyset,\%keystore);
+    }
+
+    my ($cipher,$privnum);
+    if ((@items > 0) && ($is_home)) {
+        ($cipher,$privnum) = &get_priv_creds($dom,$home,$secchanges{'encrypt'},
+                                             $newltisec{'encrypt'},$keystore{$home});
+    }
     foreach my $idx (@items) {
         my $itemid = $itemids{$idx};
         next unless ($itemid);
-        my $position = $env{'form.lti_pos_'.$idx};
+        my %currlti;
+        unless ($idx eq 'add') {
+            if (ref($domconfig{$action}) eq 'HASH') {
+                if (ref($domconfig{$action}{$itemid}) eq 'HASH') {
+                    %currlti = %{$domconfig{$action}{$itemid}};
+                }
+            }
+        }
+        my $position = $env{'form.lti_pos_'.$itemid};
         $position =~ s/\D+//g;
         if ($position ne '') {
             $allpos[$position] = $itemid;
         }
-        foreach my $item ('consumer','key','secret','lifetime','requser') {
+        foreach my $item ('consumer','lifetime','requser','crsinc') {
             my $formitem = 'form.lti_'.$item.'_'.$idx;
             $env{$formitem} =~ s/(`)/'/g;
             if ($item eq 'lifetime') {
                 $env{$formitem} =~ s/[^\d.]//g;
             }
             if ($env{$formitem} ne '') {
-                if (($item eq 'key') || ($item eq 'secret')) {
-                    $encconfig{$itemid}{$item} = $env{$formitem};
-                } else {
-                    $confhash{$itemid}{$item} = $env{$formitem};
-                    unless (($idx eq 'add') || ($changes{$itemid})) {
-                        if ($domconfig{$action}{$itemid}{$item} ne $confhash{$itemid}{$item}) {
-                            $changes{$itemid} = 1;
-                        }
+                $confhash{$itemid}{$item} = $env{$formitem};
+                unless (($idx eq 'add') || ($changes{$itemid})) {
+                    if ($currlti{$item} ne $confhash{$itemid}{$item}) {
+                        $changes{$itemid} = 1;
                     }
                 }
             }
@@ -12027,20 +15815,14 @@ sub modify_lti {
         }
         if ($confhash{$itemid}{'requser'}) {
             if ($env{'form.lti_mapuser_'.$idx} eq 'sourcedid') {
-                $confhash{$itemid}{'mapuser'} = 'lis_person_sourcedid'; 
+                $confhash{$itemid}{'mapuser'} = 'lis_person_sourcedid';
             } elsif ($env{'form.lti_mapuser_'.$idx} eq 'email') {
                 $confhash{$itemid}{'mapuser'} = 'lis_person_contact_email_primary';
             } elsif ($env{'form.lti_mapuser_'.$idx} eq 'other') {
                 my $mapuser = $env{'form.lti_customuser_'.$idx};
                 $mapuser =~ s/(`)/'/g;
-                $mapuser =~ s/^\s+|\s+$//g; 
-                $confhash{$itemid}{'mapuser'} = $mapuser; 
-            }
-            foreach my $ltirole (@lticourseroles) {
-                my $possrole = $env{'form.lti_maprole_'.$ltirole.'_'.$idx};
-                if (grep(/^\Q$possrole\E$/,@courseroles)) {
-                    $confhash{$itemid}{'maproles'}{$ltirole} = $possrole;
-                }
+                $mapuser =~ s/^\s+|\s+$//g;
+                $confhash{$itemid}{'mapuser'} = $mapuser;
             }
             my @possmakeuser = &Apache::loncommon::get_env_multiple('form.lti_makeuser_'.$idx);
             my @makeuser;
@@ -12074,58 +15856,18 @@ sub modify_lti {
                     }
                 }
             }
-            if (($env{'form.lti_mapcrs_'.$idx} eq 'course_offering_sourcedid') ||
-                ($env{'form.lti_mapcrs_'.$idx} eq 'context_id'))  {
-                $confhash{$itemid}{'mapcrs'} = $env{'form.lti_mapcrs_'.$idx};
-            } elsif ($env{'form.lti_mapcrs_'.$idx} eq 'other') {
-                my $mapcrs = $env{'form.lti_mapcrsfield_'.$idx}; 
-                $mapcrs =~ s/(`)/'/g;
-                $mapcrs =~ s/^\s+|\s+$//g;
-                $confhash{$itemid}{'mapcrs'} = $mapcrs;
-            }
-            my @posstypes = &Apache::loncommon::get_env_multiple('form.lti_mapcrstype_'.$idx);
-            my @crstypes;
-            foreach my $type (sort(@posstypes)) {
-                if ($posscrstype{$type}) {
-                    push(@crstypes,$type);
-                }
-            }
-            $confhash{$itemid}{'mapcrstype'} = \@crstypes;
-            if ($env{'form.lti_makecrs_'.$idx}) {
-                $confhash{$itemid}{'makecrs'} = 1;
-            }
-            my @possenroll = &Apache::loncommon::get_env_multiple('form.lti_selfenroll_'.$idx);
-            my @selfenroll;
-            foreach my $type (sort(@possenroll)) {
-                if ($posslticrs{$type}) {
-                    push(@selfenroll,$type);
-                }
-            }
-            $confhash{$itemid}{'selfenroll'} = \@selfenroll;
-            if ($env{'form.lti_crssec_'.$idx}) {
-                if ($env{'form.lti_crssecsrc_'.$idx} eq 'course_section_sourcedid') {
-                    $confhash{$itemid}{'section'} = $env{'form.lti_crssecsrc_'.$idx};
-                } elsif ($env{'form.lti_crssecsrc_'.$idx} eq 'other') {
-                    my $section = $env{'form.lti_customsection_'.$idx};
-                    $section =~ s/(`)/'/g;
-                    $section =~ s/^\s+|\s+$//g;
-                    if ($section ne '') {
-                        $confhash{$itemid}{'section'} = $section;
-                    }
+            if ($env{'form.lti_callback_'.$idx}) {
+                if ($env{'form.lti_callbackparam_'.$idx}) {
+                    my $callback = $env{'form.lti_callbackparam_'.$idx};
+                    $callback =~ s/^\s+|\s+$//g;
+                    $confhash{$itemid}{'callback'} = $callback;
                 }
             }
-            foreach my $field ('passback','roster','topmenu','inlinemenu') {
+            foreach my $field ('topmenu','inlinemenu') {
                 if ($env{'form.lti_'.$field.'_'.$idx}) {
                     $confhash{$itemid}{$field} = 1;
                 }
             }
-            if ($env{'form.lti_passback_'.$idx}) {
-                if ($env{'form.lti_passbackformat_'.$idx} eq '1.0') {
-                    $confhash{$itemid}{'passbackformat'} = '1.0';
-                } else {
-                    $confhash{$itemid}{'passbackformat'} = '1.1';
-                }
-            }
             if ($env{'form.lti_topmenu_'.$idx} || $env{'form.lti_inlinemenu_'.$idx}) {
                 $confhash{$itemid}{lcmenu} = [];
                 my @possmenu = &Apache::loncommon::get_env_multiple('form.lti_menuitem_'.$idx);
@@ -12138,68 +15880,224 @@ sub modify_lti {
                     }
                 }
             }
-            unless (($idx eq 'add') || ($changes{$itemid})) {
-                foreach my $field ('mapuser','mapcrs','makecrs','section','passback','roster','lcauth','lcauthparm','topmenu','inlinemenu') {
-                    if ($domconfig{$action}{$itemid}{$field} ne $confhash{$itemid}{$field}) {
-                        $changes{$itemid} = 1;
+            if ($confhash{$itemid}{'crsinc'}) {
+                if (($env{'form.lti_mapcrs_'.$idx} eq 'course_offering_sourcedid') ||
+                    ($env{'form.lti_mapcrs_'.$idx} eq 'context_id'))  {
+                    $confhash{$itemid}{'mapcrs'} = $env{'form.lti_mapcrs_'.$idx};
+                } elsif ($env{'form.lti_mapcrs_'.$idx} eq 'other') {
+                    my $mapcrs = $env{'form.lti_mapcrsfield_'.$idx}; 
+                    $mapcrs =~ s/(`)/'/g;
+                    $mapcrs =~ s/^\s+|\s+$//g;
+                    $confhash{$itemid}{'mapcrs'} = $mapcrs;
+                }
+                my @posstypes = &Apache::loncommon::get_env_multiple('form.lti_mapcrstype_'.$idx);
+                my @crstypes;
+                foreach my $type (sort(@posstypes)) {
+                    if ($posscrstype{$type}) {
+                        push(@crstypes,$type);
+                    }
+                }
+                $confhash{$itemid}{'mapcrstype'} = \@crstypes;
+                if ($env{'form.lti_storecrs_'.$idx}) {
+                    $confhash{$itemid}{'storecrs'} = 1;
+                }       
+                if ($env{'form.lti_makecrs_'.$idx}) {
+                    $confhash{$itemid}{'makecrs'} = 1;
+                }
+                foreach my $ltirole (@lticourseroles) {
+                    my $possrole = $env{'form.lti_maprole_'.$ltirole.'_'.$idx};
+                    if (grep(/^\Q$possrole\E$/,@courseroles)) {
+                        $confhash{$itemid}{'maproles'}{$ltirole} = $possrole;
+                    }
+                }
+                my @possenroll = &Apache::loncommon::get_env_multiple('form.lti_selfenroll_'.$idx);
+                my @selfenroll;
+                foreach my $type (sort(@possenroll)) {
+                    if ($posslticrs{$type}) {
+                        push(@selfenroll,$type);
+                    }
+                }
+                $confhash{$itemid}{'selfenroll'} = \@selfenroll;
+                if ($env{'form.lti_crssec_'.$idx}) {
+                    if ($env{'form.lti_crssecsrc_'.$idx} eq 'course_section_sourcedid') {
+                        $confhash{$itemid}{'section'} = $env{'form.lti_crssecsrc_'.$idx};
+                    } elsif ($env{'form.lti_crssecsrc_'.$idx} eq 'other') {
+                        my $section = $env{'form.lti_customsection_'.$idx};
+                        $section =~ s/(`)/'/g;
+                        $section =~ s/^\s+|\s+$//g;
+                        if ($section ne '') {
+                            $confhash{$itemid}{'section'} = $section;
+                        }
                     }
                 }
-                unless ($changes{$itemid}) {
-                    if ($domconfig{$action}{$itemid}{'passback'} eq $confhash{$itemid}{'passback'}) {
-                        if ($domconfig{$action}{$itemid}{'passbackformat'} ne $confhash{$itemid}{'passbackformat'}) {
+                foreach my $field ('passback','roster') {
+                    if ($env{'form.lti_'.$field.'_'.$idx}) {
+                        $confhash{$itemid}{$field} = 1;
+                    }
+                }
+                if ($env{'form.lti_passback_'.$idx}) {
+                    if ($env{'form.lti_passbackformat_'.$idx} eq '1.0') {
+                        $confhash{$itemid}{'passbackformat'} = '1.0';
+                    } else {
+                        $confhash{$itemid}{'passbackformat'} = '1.1';
+                    }
+                }
+            }
+            unless (($idx eq 'add') || ($changes{$itemid})) {
+                if ($confhash{$itemid}{'crsinc'}) {
+                    foreach my $field ('mapcrs','storecrs','makecrs','section','passback','roster') {
+                        if ($currlti{$field} ne $confhash{$itemid}{$field}) {
                             $changes{$itemid} = 1;
                         }
                     }
-                }
-                foreach my $field ('makeuser','mapcrstype','selfenroll','instdata','lcmenu') {
                     unless ($changes{$itemid}) {
-                        if (ref($domconfig{$action}{$itemid}{$field}) eq 'ARRAY') {
-                            if (ref($confhash{$itemid}{$field}) eq 'ARRAY') {
-                                my @diffs = &Apache::loncommon::compare_arrays($domconfig{$action}{$itemid}{$field},
-                                                                               $confhash{$itemid}{$field});
-                                if (@diffs) {
-                                    $changes{$itemid} = 1;
-                                }
-                            } elsif (@{$domconfig{$action}{$itemid}{$field}} > 0) {
-                                $changes{$itemid} = 1;
-                            }
-                        } elsif (ref($confhash{$itemid}{$field}) eq 'ARRAY') {
-                            if (@{$confhash{$itemid}{$field}} > 0) {
+                        if ($currlti{'passback'} eq $confhash{$itemid}{'passback'}) {
+                            if ($currlti{'passbackformat'} ne $confhash{$itemid}{'passbackformat'}) {
                                 $changes{$itemid} = 1;
                             }
                         }
                     }
-                }
-                unless ($changes{$itemid}) {
-                    if (ref($domconfig{$action}{$itemid}{'maproles'}) eq 'HASH') {
-                        if (ref($confhash{$itemid}{'maproles'}) eq 'HASH') {
-                            foreach my $ltirole (keys(%{$domconfig{$action}{$itemid}{'maproles'}})) {
-                                if ($domconfig{$action}{$itemid}{'maproles'}{$ltirole} ne 
-                                    $confhash{$itemid}{'maproles'}{$ltirole}) {
+                    foreach my $field ('mapcrstype','selfenroll') {
+                        unless ($changes{$itemid}) {
+                            if (ref($currlti{$field}) eq 'ARRAY') {
+                                if (ref($confhash{$itemid}{$field}) eq 'ARRAY') {
+                                    my @diffs = &Apache::loncommon::compare_arrays($currlti{$field},
+                                                                                   $confhash{$itemid}{$field});
+                                    if (@diffs) {
+                                        $changes{$itemid} = 1;
+                                    }
+                                } elsif (@{$currlti{$field}} > 0) {
+                                    $changes{$itemid} = 1;
+                                }
+                            } elsif (ref($confhash{$itemid}{$field}) eq 'ARRAY') {
+                                if (@{$confhash{$itemid}{$field}} > 0) {
                                     $changes{$itemid} = 1;
-                                    last;
                                 }
                             }
-                            unless ($changes{$itemid}) {
-                                foreach my $ltirole (keys(%{$confhash{$itemid}{'maproles'}})) {
-                                    if ($confhash{$itemid}{'maproles'}{$ltirole} ne 
-                                        $domconfig{$action}{$itemid}{'maproles'}{$ltirole}) {
+                        }
+                    }
+                    unless ($changes{$itemid}) {
+                        if (ref($currlti{'maproles'}) eq 'HASH') {
+                            if (ref($confhash{$itemid}{'maproles'}) eq 'HASH') {
+                                foreach my $ltirole (keys(%{$currlti{'maproles'}})) {
+                                    if ($currlti{'maproles'}{$ltirole} ne 
+                                        $confhash{$itemid}{'maproles'}{$ltirole}) {
                                         $changes{$itemid} = 1;
                                         last;
                                     }
                                 }
+                                unless ($changes{$itemid}) {
+                                    foreach my $ltirole (keys(%{$confhash{$itemid}{'maproles'}})) {
+                                        if ($confhash{$itemid}{'maproles'}{$ltirole} ne 
+                                            $currlti{'maproles'}{$ltirole}) {
+                                            $changes{$itemid} = 1;
+                                            last;
+                                        }
+                                    }
+                                }
+                            } elsif (keys(%{$currlti{'maproles'}}) > 0) {
+                                $changes{$itemid} = 1;
+                            }
+                        } elsif (ref($confhash{$itemid}{'maproles'}) eq 'HASH') {
+                            unless ($changes{$itemid}) {
+                                if (keys(%{$confhash{$itemid}{'maproles'}}) > 0) {
+                                    $changes{$itemid} = 1;
+                                }
                             }
-                        } elsif (keys(%{$domconfig{$action}{$itemid}{'maproles'}}) > 0) {
+                        }
+                    }
+                }
+                unless ($changes{$itemid}) {
+                    foreach my $field ('mapuser','lcauth','lcauthparm','topmenu','inlinemenu','callback') {
+                        if ($currlti{$field} ne $confhash{$itemid}{$field}) {
                             $changes{$itemid} = 1;
                         }
-                    } elsif (ref($confhash{$itemid}{'maproles'}) eq 'HASH') {
-                        unless ($changes{$itemid}) {
-                            if (keys(%{$confhash{$itemid}{'maproles'}}) > 0) {
+                    }
+                    unless ($changes{$itemid}) {
+                        foreach my $field ('makeuser','lcmenu') {
+                            if (ref($currlti{$field}) eq 'ARRAY') {
+                                if (ref($confhash{$itemid}{$field}) eq 'ARRAY') {
+                                    my @diffs = &Apache::loncommon::compare_arrays($currlti{$field},
+                                                                                   $confhash{$itemid}{$field});
+                                    if (@diffs) {
+                                        $changes{$itemid} = 1;
+                                    }
+                                } elsif (@{$currlti{$field}} > 0) {
+                                    $changes{$itemid} = 1;
+                                }
+                            } elsif (ref($confhash{$itemid}{$field}) eq 'ARRAY') {
+                                if (@{$confhash{$itemid}{$field}} > 0) {
+                                    $changes{$itemid} = 1;
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        }
+        if ($is_home) {
+            my $keyitem = 'form.lti_key_'.$idx;
+            $env{$keyitem} =~ s/(`)/'/g;
+            if ($env{$keyitem} ne '') {
+                $ltienc{$itemid}{'key'} = $env{$keyitem};
+                unless ($changes{$itemid}) {
+                    if ($currlti{'key'} ne $env{$keyitem}) {
+                        $changes{$itemid} = 1;
+                    }
+                }
+            }
+            my $secretitem = 'form.lti_secret_'.$idx;
+            $env{$secretitem} =~ s/(`)/'/g;
+            if ($currlti{'usable'}) {
+                if ($env{'form.lti_changesecret_'.$idx}) {
+                    if ($env{$secretitem} ne '') {
+                        if ($privnum && $cipher) {
+                            $ltienc{$itemid}{'secret'} = $cipher->encrypt_hex($env{$secretitem});
+                            $confhash{$itemid}{'cipher'} = $privnum;
+                        } else {
+                            $ltienc{$itemid}{'secret'} = $env{$secretitem};
+                        }
+                        $changes{$itemid} = 1;
+                    }
+                } else {
+                    $ltienc{$itemid}{'secret'} = $currlti{'secret'};
+                    $confhash{$itemid}{'cipher'} = $currlti{'cipher'};
+                }
+                if (ref($ltienc{$itemid}) eq 'HASH') {
+                    if (($ltienc{$itemid}{'key'} ne '') && ($ltienc{$itemid}{'secret'} ne '')) {
+                        $confhash{$itemid}{'usable'} = 1;
+                    }
+                }
+            } elsif ($env{$secretitem} ne '') {
+                if ($privnum && $cipher) {
+                    $ltienc{$itemid}{'secret'} = $cipher->encrypt_hex($env{$secretitem});
+                    $confhash{$itemid}{'cipher'} = $privnum;
+                } else {
+                    $ltienc{$itemid}{'secret'} = $env{$secretitem};
+                }
+                if (ref($ltienc{$itemid}) eq 'HASH') {
+                    if (($ltienc{$itemid}{'key'} ne '') && ($ltienc{$itemid}{'key'} ne '')) {
+                        $confhash{$itemid}{'usable'} = 1;
+                    }
+                }
+                $changes{$itemid} = 1;
+            }
+        }
+        unless ($changes{$itemid}) {
+            foreach my $key (keys(%currlti)) {
+                if (ref($currlti{$key}) eq 'HASH') {
+                    if (ref($confhash{$itemid}{$key}) eq 'HASH') {
+                        foreach my $innerkey (keys(%{$currlti{$key}})) {
+                            unless (exists($confhash{$itemid}{$key}{$innerkey})) {
                                 $changes{$itemid} = 1;
+                                last;
                             }
                         }
+                    } elsif (keys(%{$currlti{$key}}) > 0) {
+                        $changes{$itemid} = 1;
                     }
                 }
+                last if ($changes{$itemid});
             }
         }
     }
@@ -12219,42 +16117,58 @@ sub modify_lti {
             }
         }
     }
+
+    if ((keys(%changes) == 0) && (keys(%secchanges) == 0)) {
+        return &mt('No changes made.');
+    }
+
     my %ltihash = (
-                          $action => { %confhash }
-                       );
-    my $putresult = &Apache::lonnet::put_dom('configuration',\%ltihash,
-                                             $dom);
+                      $action => { %confhash }
+                  );
+    my %ltienchash;
+
+    if ($is_home) {
+        %ltienchash = (
+                         $action => { %ltienc }
+                      );
+    }
+    if (keys(%secchanges)) {
+        $ltihash{'ltisec'} = \%newltisec;
+        if ($secchanges{'linkprot'}) {
+            if ($is_home) {
+                $ltienchash{'linkprot'} = \%newltienc;
+            }
+        }
+    }
+    my $putresult = &Apache::lonnet::put_dom('configuration',\%ltihash,$dom);
     if ($putresult eq 'ok') {
-        my %ltienchash = (
-                             $action => { %encconfig }
-                         );
-        &Apache::lonnet::put_dom('encconfig',\%ltienchash,$dom);
+        if (keys(%ltienchash)) {
+            &Apache::lonnet::put_dom('encconfig',\%ltienchash,$dom,undef,1);
+        }
+        $resulttext = &mt('Changes made:').'<ul>';
+        if (keys(%secchanges) > 0) {
+            $resulttext .= &lti_security_results($dom,'lti',\%secchanges,\%newltisec,\%newkeyset,\%keystore);
+            if (exists($secchanges{'linkprot'})) {
+                $resulttext .= $linkprotoutput;
+            }
+        }
         if (keys(%changes) > 0) {
             my $cachetime = 24*60*60;
-            my %ltiall = %confhash;
-            foreach my $id (keys(%ltiall)) {
-                if (ref($encconfig{$id}) eq 'HASH') {
-                    foreach my $item ('key','secret') {
-                        $ltiall{$id}{$item} = $encconfig{$id}{$item};
-                    }
-                }
-            }
-            &Apache::lonnet::do_cache_new('lti',$dom,\%ltiall,$cachetime);
+            &Apache::lonnet::do_cache_new('lti',$dom,\%confhash,$cachetime);
             if (ref($lastactref) eq 'HASH') {
                 $lastactref->{'lti'} = 1;
             }
-            $resulttext = &mt('Changes made:').'<ul>';
             my %bynum;
             foreach my $itemid (sort(keys(%changes))) {
-                my $position = $confhash{$itemid}{'order'};
-                $bynum{$position} = $itemid;
+                if (ref($confhash{$itemid}) eq 'HASH') {
+                    my $position = $confhash{$itemid}{'order'};
+                    $bynum{$position} = $itemid;
+                }
             }
             foreach my $pos (sort { $a <=> $b } keys(%bynum)) {
                 my $itemid = $bynum{$pos};
-                if (ref($confhash{$itemid}) ne 'HASH') {
-                    $resulttext .= '<li>'.&mt('Deleted: [_1]',$changes{$itemid}).'</li>';
-                } else {
-                    $resulttext .= '<li><b>'.$confhash{$itemid}{'consumer'}.'</b></li><ul>';
+                if (ref($confhash{$itemid}) eq 'HASH') {
+                    $resulttext .= '<li><b>'.$confhash{$itemid}{'consumer'}.'</b><ul>';
                     my $position = $pos + 1;
                     $resulttext .= '<li>'.&mt('Order: [_1]',$position).'</li>';
                     foreach my $item ('version','lifetime') {
@@ -12262,15 +16176,18 @@ sub modify_lti {
                             $resulttext .= '<li>'.$lt{$item}.':&nbsp;'.$confhash{$itemid}{$item}.'</li>';
                         }
                     }
-                    if ($encconfig{$itemid}{'key'} ne '') {
-                        $resulttext .= '<li>'.$lt{'key'}.':&nbsp;'.$encconfig{$itemid}{'key'}.'</li>';
+                    if ($ltienc{$itemid}{'key'} ne '') {
+                        $resulttext .= '<li>'.$lt{'key'}.':&nbsp;'.$ltienc{$itemid}{'key'}.'</li>';
                     }
-                    if ($encconfig{$itemid}{'secret'} ne '') {
-                        $resulttext .= '<li>'.$lt{'secret'}.':&nbsp;';
-                        my $num = length($encconfig{$itemid}{'secret'});
-                        $resulttext .= ('*'x$num).'</li>';
+                    if ($ltienc{$itemid}{'secret'} ne '') {
+                        $resulttext .= '<li>'.$lt{'secret'}.':&nbsp;['.&mt('not shown').']</li>';
                     }
                     if ($confhash{$itemid}{'requser'}) {
+                        if ($confhash{$itemid}{'callback'}) {
+                            $resulttext .= '<li>'.&mt('Callback setting').': '.$confhash{$itemid}{'callback'}.'</li>';
+                        } else {
+                            $resulttext .= '<li>'.&mt('Callback to logout LON-CAPA on log out from Consumer').'</li>';
+                        }
                         if ($confhash{$itemid}{'mapuser'}) {
                             my $shownmapuser;
                             if ($confhash{$itemid}{'mapuser'} eq 'lis_person_sourcedid') {
@@ -12282,20 +16199,6 @@ sub modify_lti {
                             }
                             $resulttext .= '<li>'.&mt('LON-CAPA username').': '.$shownmapuser.'</li>';
                         }
-                        if (ref($confhash{$itemid}{'maproles'}) eq 'HASH') {
-                            my $rolemaps;
-                            foreach my $role (@ltiroles) {
-                                if ($confhash{$itemid}{'maproles'}{$role}) {
-                                    $rolemaps .= ('&nbsp;'x2).$role.'='.
-                                                 &Apache::lonnet::plaintext($confhash{$itemid}{'maproles'}{$role},
-                                                                            'Course').',';
-                                }
-                            }
-                            if ($rolemaps) {
-                                $rolemaps =~ s/,$//;
-                                $resulttext .= '<li>'.&mt('Role mapping:').$rolemaps.'</li>';
-                            }
-                        }
                         if (ref($confhash{$itemid}{'makeuser'}) eq 'ARRAY') {
                             if (@{$confhash{$itemid}{'makeuser'}} > 0) { 
                                 $resulttext .= '<li>'.&mt('Following roles may create user accounts: [_1]',
@@ -12328,54 +16231,10 @@ sub modify_lti {
                                 $resulttext .= '<li>'.&mt('No institutional data used when creating a new user.').'</li>';
                             }
                         }
-                        if ($confhash{$itemid}{'mapcrs'}) {
-                            $resulttext .= '<li>'.&mt('Unique course identifier').': '.$confhash{$itemid}{'mapcrs'}.'</li>';
-                        }
-                        if (ref($confhash{$itemid}{'mapcrstype'}) eq 'ARRAY') {
-                            if (@{$confhash{$itemid}{'mapcrstype'}} > 0) {
-                                $resulttext .= '<li>'.&mt('Mapping for the following LON-CAPA course types: [_1]',
-                                               join(', ',map { $coursetypetitles{$_}; } @coursetypes)).
-                                               '</li>';
-                            } else {
-                                $resulttext .= '<li>'.&mt('No mapping to LON-CAPA courses').'</li>';
-                            }
-                        }
-                        if ($confhash{$itemid}{'makecrs'}) {
-                            $resulttext .= '<li>'.&mt('Instructor may create course (if absent).').'</li>';
-                        } else {
-                            $resulttext .= '<li>'.&mt('Instructor may not create course (if absent).').'</li>';
-                        }
-                        if (ref($confhash{$itemid}{'selfenroll'}) eq 'ARRAY') {
-                            if (@{$confhash{$itemid}{'selfenroll'}} > 0) {
-                                $resulttext .= '<li>'.&mt('Self-enrollment for following roles: [_1]',
-                                                          join(', ',@{$confhash{$itemid}{'selfenroll'}})).
-                                               '</li>';
-                            } else {
-                                $resulttext .= '<li>'.&mt('Self-enrollment not permitted').'</li>';
-                            }
-                        }
-                        if ($confhash{$itemid}{'section'}) {
-                            if ($confhash{$itemid}{'section'} eq 'course_section_sourcedid') {
-                                $resulttext .= '<li>'.&mt('User section from standard field:').
-                                                     ' (course_section_sourcedid)'.'</li>';  
-                            } else {
-                                $resulttext .= '<li>'.&mt('User section from:').' '.
-                                                      $confhash{$itemid}{'section'}.'</li>';
-                            }
-                        } else {
-                            $resulttext .= '<li>'.&mt('No section assignment').'</li>';
-                        }
-                        foreach my $item ('passback','roster','topmenu','inlinemenu') {
+                        foreach my $item ('topmenu','inlinemenu') {
                             $resulttext .= '<li>'.$lt{$item}.':&nbsp;';
                             if ($confhash{$itemid}{$item}) {
                                 $resulttext .= &mt('Yes');
-                                if ($item eq 'passback') {
-                                    if ($confhash{$itemid}{'passbackformat'} eq '1.0') {
-                                        $resulttext .= '&nbsp;('.&mt('Outcomes Extension (1.0)').')';
-                                    } elsif ($confhash{$itemid}{'passbackformat'} eq '1.1') {
-                                        $resulttext .= '&nbsp;('.&mt('Outcomes Service (1.1)').')';
-                                    }
-                                }
                             } else {
                                 $resulttext .= &mt('No');
                             }
@@ -12384,18 +16243,106 @@ sub modify_lti {
                         if (ref($confhash{$itemid}{'lcmenu'}) eq 'ARRAY') {
                             if (@{$confhash{$itemid}{'lcmenu'}} > 0) {
                                 $resulttext .= '<li>'.&mt('Menu items:').' '.
-                                               join(', ', map { $menutitles{$_}; } (@{$confhash{$itemid}{'lcmenu'}})).'</li>'; 
+                                               join(', ', map { $menutitles{$_}; } (@{$confhash{$itemid}{'lcmenu'}})).'</li>';
+                            } else {
+                                $resulttext .= '<li>'.&mt('No menu items displayed in header or online menu').'</li>';
+                            }
+                        }
+                        if ($confhash{$itemid}{'crsinc'}) {
+                            if (ref($confhash{$itemid}{'maproles'}) eq 'HASH') {
+                                my $rolemaps;
+                                foreach my $role (@ltiroles) {
+                                    if ($confhash{$itemid}{'maproles'}{$role}) {
+                                        $rolemaps .= ('&nbsp;'x2).$role.'='.
+                                                     &Apache::lonnet::plaintext($confhash{$itemid}{'maproles'}{$role},
+                                                                                'Course').',';
+                                    }
+                                }
+                                if ($rolemaps) {
+                                    $rolemaps =~ s/,$//;
+                                    $resulttext .= '<li>'.&mt('Role mapping:').$rolemaps.'</li>';
+                                }
+                            }
+                            if ($confhash{$itemid}{'mapcrs'}) {
+                                $resulttext .= '<li>'.&mt('Unique course identifier').': '.$confhash{$itemid}{'mapcrs'}.'</li>';
+                            }
+                            if (ref($confhash{$itemid}{'mapcrstype'}) eq 'ARRAY') {
+                                if (@{$confhash{$itemid}{'mapcrstype'}} > 0) {
+                                    $resulttext .= '<li>'.&mt('Mapping for the following LON-CAPA course types: [_1]',
+                                                   join(', ',map { $coursetypetitles{$_}; } @coursetypes)).
+                                                   '</li>';
+                                } else {
+                                    $resulttext .= '<li>'.&mt('No mapping to LON-CAPA courses').'</li>';
+                                }
+                            }
+                            if ($confhash{$itemid}{'storecrs'}) {
+                                $resulttext .= '<li>'.&mt('Store mapping of course identifier to LON-CAPA CourseID').': '.$confhash{$itemid}{'storecrs'}.'</li>';
+                            }
+                            if ($confhash{$itemid}{'makecrs'}) {
+                                $resulttext .= '<li>'.&mt('Instructor may create course (if absent).').'</li>';
+                            } else {
+                                $resulttext .= '<li>'.&mt('Instructor may not create course (if absent).').'</li>';
+                            }
+                            if (ref($confhash{$itemid}{'selfenroll'}) eq 'ARRAY') {
+                                if (@{$confhash{$itemid}{'selfenroll'}} > 0) {
+                                    $resulttext .= '<li>'.&mt('Self-enrollment for following roles: [_1]',
+                                                              join(', ',@{$confhash{$itemid}{'selfenroll'}})).
+                                                   '</li>';
+                                } else {
+                                    $resulttext .= '<li>'.&mt('Self-enrollment not permitted').'</li>';
+                                }
+                            }
+                            if ($confhash{$itemid}{'section'}) {
+                                if ($confhash{$itemid}{'section'} eq 'course_section_sourcedid') {
+                                    $resulttext .= '<li>'.&mt('User section from standard field:').
+                                                         ' (course_section_sourcedid)'.'</li>';  
+                                } else {
+                                    $resulttext .= '<li>'.&mt('User section from:').' '.
+                                                          $confhash{$itemid}{'section'}.'</li>';
+                                }
                             } else {
-                                $resulttext .= '<li>'.&mt('No menu items displayed in header or online menu').'</li>'; 
+                                $resulttext .= '<li>'.&mt('No section assignment').'</li>';
+                            }
+                            foreach my $item ('passback','roster','topmenu','inlinemenu') {
+                                $resulttext .= '<li>'.$lt{$item}.':&nbsp;';
+                                if ($confhash{$itemid}{$item}) {
+                                    $resulttext .= &mt('Yes');
+                                    if ($item eq 'passback') {
+                                        if ($confhash{$itemid}{'passbackformat'} eq '1.0') {
+                                            $resulttext .= '&nbsp;('.&mt('Outcomes Extension (1.0)').')';
+                                        } elsif ($confhash{$itemid}{'passbackformat'} eq '1.1') {
+                                            $resulttext .= '&nbsp;('.&mt('Outcomes Service (1.1)').')';
+                                        }
+                                    }
+                                } else {
+                                    $resulttext .= &mt('No');
+                                }
+                                $resulttext .= '</li>';
+                            }
+                            if (ref($confhash{$itemid}{'lcmenu'}) eq 'ARRAY') {
+                                if (@{$confhash{$itemid}{'lcmenu'}} > 0) {
+                                    $resulttext .= '<li>'.&mt('Menu items:').' '.
+                                                   join(', ', map { $menutitles{$_}; } (@{$confhash{$itemid}{'lcmenu'}})).'</li>'; 
+                                } else {
+                                    $resulttext .= '<li>'.&mt('No menu items displayed in header or online menu').'</li>'; 
+                                }
                             }
                         }
                     }
                     $resulttext .= '</ul></li>';
                 }
             }
-            $resulttext .= '</ul>';
-        } else {
-            $resulttext = &mt('No changes made.');
+            if (keys(%deletions)) {
+                foreach my $itemid (sort { $a <=> $b } keys(%deletions)) {
+                    $resulttext .= '<li>'.&mt('Deleted: [_1]',$changes{$itemid}).'</li>';
+                }
+            }
+        }
+        $resulttext .= '</ul>';
+        if (ref($lastactref) eq 'HASH') {
+            if (($secchanges{'encrypt'}) || ($secchanges{'private'})) {
+                $lastactref->{'domdefaults'} = 1;
+            }
         }
     } else {
         $errors .= '<li><span class="LC_error">'.&mt('Failed to save changes').'</span></li>';
@@ -12407,6 +16354,30 @@ sub modify_lti {
     return $resulttext;
 }
 
+sub get_priv_creds {
+    my ($dom,$home,$encchg,$encrypt,$storedsec) = @_;
+    my ($needenc,$cipher,$privnum);
+    my %domdefs = &Apache::lonnet::get_domain_defaults($dom);
+    if (($encchg) && (ref($encrypt) eq 'HASH')) {
+        $needenc = $encrypt->{'consumers'} 
+    } else {
+        $needenc = $domdefs{'ltienc_consumers'};
+    }
+    if ($needenc) {
+        if (($storedsec eq 'ok') || ((ref($domdefs{'ltiprivhosts'}) eq 'ARRAY') &&
+                                     (grep(/^\Q$home\E$/,@{$domdefs{'ltiprivhosts'}})))) {
+                        my %privhash  = &Apache::lonnet::restore_dom('lti','private',$dom,$home,1);
+            my $privkey = $privhash{'key'};
+            $privnum = $privhash{'version'};
+            if (($privnum) && ($privkey ne '')) {
+                $cipher = Crypt::CBC->new({'key'     => $privkey,
+                                          'cipher'  => 'DES'});
+            }
+        }
+    }
+    return ($cipher,$privnum);
+}
+
 sub get_lti_id {
     my ($domain,$consumer) = @_;
     # get lock on lti db
@@ -12463,7 +16434,7 @@ sub modify_autoenroll {
     my %title = ( run => 'Auto-enrollment active',
                   sender => 'Sender for notification messages',
                   coowners => 'Automatic assignment of co-ownership to instructors of record (institutional data)',
-                  failsafe => 'Failsafe for no drops if institutional data missing for a section');
+                  autofailsafe => 'Failsafe for no drops if institutional data missing for a section');
     my @offon = ('off','on');
     my $sender_uname = $env{'form.sender_uname'};
     my $sender_domain = $env{'form.sender_domain'};
@@ -12473,17 +16444,23 @@ sub modify_autoenroll {
         $sender_domain = '';
     }
     my $coowners = $env{'form.autoassign_coowners'};
+    my $autofailsafe = $env{'form.autoenroll_autofailsafe'};
+    $autofailsafe =~ s{^\s+|\s+$}{}g;
+    if ($autofailsafe =~ /\D/) {
+        undef($autofailsafe);
+    }
     my $failsafe = $env{'form.autoenroll_failsafe'};
-    $failsafe =~ s{^\s+|\s+$}{}g;
-    if ($failsafe =~ /\D/) {
-        undef($failsafe);
+    unless (($failsafe eq 'zero') || ($failsafe eq 'any')) {
+        $failsafe = 'off';
+        undef($autofailsafe);
     }
     my %autoenrollhash =  (
                        autoenroll => { 'run' => $env{'form.autoenroll_run'},
                                        'sender_uname' => $sender_uname,
                                        'sender_domain' => $sender_domain,
                                        'co-owners' => $coowners,
-                                       'autofailsafe' => $failsafe,
+                                       'autofailsafe' => $autofailsafe,
+                                       'failsafe' => $failsafe,
                                 }
                      );
     my $putresult = &Apache::lonnet::put_dom('configuration',\%autoenrollhash,
@@ -12511,9 +16488,12 @@ sub modify_autoenroll {
         } elsif ($coowners) {
             $changes{'coowners'} = 1;
         }
-        if ($currautoenroll{'autofailsafe'} ne $failsafe) {
+        if ($currautoenroll{'autofailsafe'} ne $autofailsafe) {
             $changes{'autofailsafe'} = 1;
         }
+        if ($currautoenroll{'failsafe'} ne $failsafe) {
+            $changes{'failsafe'} = 1;
+        }
         if (keys(%changes) > 0) {
             $resulttext = &mt('Changes made:').'<ul>';
             if ($changes{'run'}) {
@@ -12534,11 +16514,24 @@ sub modify_autoenroll {
                 }
             }
             if ($changes{'autofailsafe'}) {
-                if ($failsafe ne '') {
-                    $resulttext .= '<li>'.&mt('Failsafe for no drops if institutional data missing for a section set to: [_1]',$failsafe).'</li>';
+                if ($autofailsafe ne '') {
+                    $resulttext .= '<li>'.&mt('Failsafe for no drops if institutional data missing for a section set to: [_1]',$autofailsafe).'</li>';
                 } else {
-                    $resulttext .= '<li>'.&mt('Failsafe for no drops if institutional data missing for a section: deleted');
+                    $resulttext .= '<li>'.&mt('Failsafe for no drops if institutional data missing for a section not in use').'</li>';
                 }
+            }
+            if ($changes{'failsafe'}) {
+                if ($failsafe eq 'off') {
+                    unless ($changes{'autofailsafe'}) {
+                        $resulttext .= '<li>'.&mt('Failsafe for no drops if institutional data missing for a section not in use').'</li>';
+                    }
+                } elsif ($failsafe eq 'zero') {
+                    $resulttext .= '<li>'.&mt('Failsafe applies if retrieved section enrollment is zero').'</li>';
+                } else {
+                    $resulttext .= '<li>'.&mt('Failsafe applies if retrieved section enrollment is zero or greater').'</li>';
+                }
+            }
+            if (($changes{'autofailsafe'}) || ($changes{'failsafe'})) {
                 &Apache::lonnet::get_domain_defaults($dom,1);
                 if (ref($lastactref) eq 'HASH') {
                     $lastactref->{'domdefaults'} = 1;
@@ -12565,8 +16558,10 @@ sub modify_autoupdate {
     }
     my @offon = ('off','on');
     my %title = &Apache::lonlocal::texthash (
-                   run => 'Auto-update:',
-                   classlists => 'Updates to user information in classlists?'
+                    run        => 'Auto-update:',
+                    classlists => 'Updates to user information in classlists?',
+                    unexpired  => 'Skip updates for users without active or future roles?',
+                    lastactive => 'Skip updates for inactive users?',
                 );
     my ($othertitle,$usertypes,$types) = &Apache::loncommon::sorted_inst_types($dom);
     my %fieldtitles = &Apache::lonlocal::texthash (
@@ -12610,12 +16605,23 @@ sub modify_autoupdate {
     my %updatehash = (
                       autoupdate => { run => $env{'form.autoupdate_run'},
                                       classlists => $env{'form.classlists'},
+                                      unexpired  => $env{'form.unexpired'},
                                       fields => {%fields},
                                       lockablenames => \@lockablenames,
                                     }
                      );
+    my $lastactivedays;
+    if ($env{'form.lastactive'}) {
+        $lastactivedays = $env{'form.lastactivedays'};
+        $lastactivedays =~ s/^\s+|\s+$//g;
+        unless ($lastactivedays =~ /^\d+$/) {
+            undef($lastactivedays);
+            $env{'form.lastactive'} = 0;
+        }
+    }
+    $updatehash{'autoupdate'}{'lastactive'} = $lastactivedays;
     foreach my $key (keys(%currautoupdate)) {
-        if (($key eq 'run') || ($key eq 'classlists')) {
+        if (($key eq 'run') || ($key eq 'classlists') || ($key eq 'unexpired') || ($key eq 'lastactive')) {
             if (exists($updatehash{autoupdate}{$key})) {
                 if ($currautoupdate{$key} ne $updatehash{autoupdate}{$key}) {
                     $changes{$key} = 1;
@@ -12661,6 +16667,16 @@ sub modify_autoupdate {
             $changes{'lockablenames'} = 1;
         }
     }
+    unless (grep(/^unexpired$/,keys(%currautoupdate))) {
+        if ($updatehash{'autoupdate'}{'unexpired'}) {
+            $changes{'unexpired'} = 1;
+        }
+    }
+    unless (grep(/^lastactive$/,keys(%currautoupdate))) {
+        if ($updatehash{'autoupdate'}{'lastactive'} ne '') {
+            $changes{'lastactive'} = 1;
+        }
+    }
     foreach my $item (@{$types},'default') {
         if (defined($fields{$item})) {
             if (ref($currautoupdate{'fields'}) eq 'HASH') {
@@ -12723,6 +16739,11 @@ sub modify_autoupdate {
                     my $newvalue;
                     if ($key eq 'run') {
                         $newvalue = $offon[$env{'form.autoupdate_run'}];
+                    } elsif ($key eq 'lastactive') {
+                        $newvalue = $offon[$env{'form.lastactive'}];
+                        unless ($lastactivedays eq '') {
+                            $newvalue .= '; '.&mt('inactive = no activity in last [quant,_1,day]',$lastactivedays);
+                        }
                     } else {
                         $newvalue = $offon[$env{'form.'.$key}];
                     }
@@ -13035,7 +17056,7 @@ sub modify_contacts {
     my (%others,%to,%bcc,%includestr,%includeloc);
     my @contacts = ('supportemail','adminemail');
     my @mailings = ('errormail','packagesmail','helpdeskmail','otherdomsmail',
-                    'lonstatusmail','requestsmail','updatesmail','idconflictsmail');
+                    'lonstatusmail','requestsmail','updatesmail','idconflictsmail','hostipmail');
     my @toggles = ('reporterrors','reportupdates','reportstatus');
     my @lonstatus = ('threshold','sysmail','weights','excluded');
     my ($fields,$fieldtitles,$fieldoptions,$possoptions) = &helpform_fields();
@@ -13087,7 +17108,7 @@ sub modify_contacts {
                 $contacts_hash{'contacts'}{'lonstatus'}{$item} = \@excluded;
             }
         } elsif ($item eq 'weights') {
-            foreach my $type ('E','W','N') {
+            foreach my $type ('E','W','N','U') {
                 $env{'form.error'.$item.'_'.$type} =~ s/^\s+|\s+$//g;
                 if ($env{'form.error'.$item.'_'.$type} =~ /^\d+$/) {
                     unless ($env{'form.error'.$item.'_'.$type} == $lonstatus_defs->{$type}) {
@@ -13159,7 +17180,7 @@ sub modify_contacts {
                     $contacts_hash{'contacts'}{'overrides'}{$type}{'include'} = $includeloc{$type}.':'.&escape($includestr{$type});
                     $newsetting{'override_'.$type}{'include'} = $contacts_hash{'contacts'}{'overrides'}{$type}{'include'};
                 }
-            }     
+            }
         }
     }
     if (keys(%currsetting) > 0) {
@@ -13217,12 +17238,12 @@ sub modify_contacts {
             }
         }
         if (@statuses) {
-            if (ref($currsetting{'overrides'}) eq 'HASH') { 
+            if (ref($currsetting{'overrides'}) eq 'HASH') {
                 foreach my $key (keys(%{$currsetting{'overrides'}})) {
                     if (ref($currsetting{'overrides'}{$key}) eq 'HASH') {
                         if (ref($newsetting{'override_'.$key}) eq 'HASH') {
                             foreach my $item (@contacts,'bcc','others','include') {
-                                if ($currsetting{'overrides'}{$key}{$item} ne $newsetting{'override_'.$key}{$item}) { 
+                                if ($currsetting{'overrides'}{$key}{$item} ne $newsetting{'override_'.$key}{$item}) {
                                     push(@{$changes{'overrides'}},$key);
                                     last;
                                 }
@@ -13239,7 +17260,7 @@ sub modify_contacts {
                 }
             } else {
                 foreach my $key (@overrides) {
-                    push(@{$changes{'overrides'}},$key); 
+                    push(@{$changes{'overrides'}},$key);
                 }
             }
         }
@@ -13324,6 +17345,7 @@ sub modify_contacts {
         $default{'lonstatusmail'} = 'adminemail';
         $default{'requestsmail'} = 'adminemail';
         $default{'updatesmail'} = 'adminemail';
+        $default{'hostipmail'} = 'adminemail';
         foreach my $item (@contacts) {
            if ($to{$item} ne $default{$item}) {
                $changes{$item} = 1;
@@ -13420,7 +17442,7 @@ sub modify_contacts {
                             $resulttext .= $bcctext.': <span class="LC_cusr_emph">'.$bcc{$type}.'</span>';
                         } elsif (!@text) {
                             $resulttext .= &mt('No one');
-                        }   
+                        }
                         if ($includestr{$type} ne '') {
                             if ($includeloc{$type} eq 'b') {
                                 $resulttext .= '<br />'.&mt('Text automatically added to e-mail body:').' '.$includestr{$type};
@@ -13444,14 +17466,14 @@ sub modify_contacts {
                             if (ref($newsetting{'override_'.$type}) eq 'HASH') {
                                 my @text;
                                 foreach my $item (@contacts) {
-                                    if ($newsetting{'override_'.$type}{$item}) { 
+                                    if ($newsetting{'override_'.$type}{$item}) {
                                         push(@text,$short_titles->{$item});
                                     }
                                 }
                                 if ($newsetting{'override_'.$type}{'others'} ne '') {
                                     push(@text,$newsetting{'override_'.$type}{'others'});
                                 }
-  
+
                                 if (@text) {
                                     $resulttext .= &mt('Helpdesk e-mail sent to: [_1]',
                                                        '<span class="LC_cusr_emph">'.join(', ',@text).'</span>');
@@ -13613,6 +17635,842 @@ sub modify_contacts {
     return $resulttext;
 }
 
+sub modify_privacy {
+    my ($dom,$lastactref,%domconfig) = @_;
+    my ($resulttext,%current,%changes);
+    if (ref($domconfig{'privacy'}) eq 'HASH') {
+        %current = %{$domconfig{'privacy'}};
+    }
+    my @fields = ('lastname','firstname','middlename','generation','permanentemail','id');
+    my @items = ('domain','author','course','community');
+    my %names = &Apache::lonlocal::texthash (
+                   domain => 'Assigned domain role(s)',
+                   author => 'Assigned co-author role(s)',
+                   course => 'Assigned course role(s)',
+                   community => 'Assigned community role(s)',
+                );
+    my %roles = &Apache::lonlocal::texthash (
+                   domain => 'Domain role',
+                   author => 'Co-author role',
+                   course => 'Course role',
+                   community => 'Community role',
+                );
+    my %titles = &Apache::lonlocal::texthash (
+                  approval => 'Approval for role in different domain',
+                  othdom   => 'User information available in other domain',
+                  priv     => 'Information viewable by privileged user in same domain',
+                  unpriv   => 'Information viewable by unprivileged user in same domain',
+                  instdom  => 'Other domain shares institution/provider',
+                  extdom   => 'Other domain has different institution/provider',
+                  none     => 'Not allowed',
+                  user     => 'User authorizes',
+                  domain   => 'Domain Coordinator authorizes',
+                  auto     => 'Unrestricted',
+                  notify   => 'Notify when role needs authorization',
+    );
+    my %fieldnames = &Apache::lonlocal::texthash (
+                        id => 'Student/Employee ID',
+                        permanentemail => 'E-mail address',
+                        lastname => 'Last Name',
+                        firstname => 'First Name',
+                        middlename => 'Middle Name',
+                        generation => 'Generation',
+    );
+    my ($othertitle,$usertypes,$types) =
+        &Apache::loncommon::sorted_inst_types($dom);
+    my (%by_ip,%by_location,@intdoms,@instdoms);
+    &build_location_hashes(\@intdoms,\%by_ip,\%by_location,\@instdoms);
+
+    my %privacyhash = (
+                       'approval' => {
+                                       instdom => {},
+                                       extdom  => {},
+                                     },
+                       'othdom'   => {},
+                       'priv'     => {},
+                       'unpriv'   => {},
+                      );
+    foreach my $item (@items) {
+        if (@instdoms > 1) {
+            if ($env{'form.privacy_approval_instdom_'.$item} =~ /^(none|user|domain|auto)$/) {
+                $privacyhash{'approval'}{'instdom'}{$item} = $env{'form.privacy_approval_instdom_'.$item};
+            }
+            if (ref($current{'approval'}) eq 'HASH') {
+                if (ref($current{'approval'}{'instdom'}) eq 'HASH') {
+                    unless ($privacyhash{'approval'}{'instdom'}{$item} eq $current{'approval'}{'instdom'}{$item}) {
+                        $changes{'approval'} = 1;
+                    }
+                }
+            } elsif ($privacyhash{'approval'}{'instdom'}{$item} ne 'auto') {
+                $changes{'approval'} = 1;
+            }
+        }
+        if (keys(%by_location) > 0) {
+            if ($env{'form.privacy_approval_extdom_'.$item} =~ /^(none|user|domain|auto)$/) {
+                $privacyhash{'approval'}{'extdom'}{$item} = $env{'form.privacy_approval_extdom_'.$item};
+            }
+            if (ref($current{'approval'}) eq 'HASH') {
+                if (ref($current{'approval'}{'extdom'}) eq 'HASH') {
+                    unless ($privacyhash{'approval'}{'extdom'}{$item} eq $current{'approval'}{'extdom'}{$item}) {
+                        $changes{'approval'} = 1;
+                    }
+                }
+            } elsif ($privacyhash{'approval'}{'extdom'}{$item} ne 'auto') {
+                $changes{'approval'} = 1;
+            }
+        }
+        foreach my $status ('priv','unpriv') {
+            my @possibles = sort(&Apache::loncommon::get_env_multiple('form.privacy_'.$status.'_'.$item));
+            my @newvalues;
+            foreach my $field (@possibles) {
+                if (grep(/^\Q$field\E$/,@fields)) {
+                    $privacyhash{$status}{$item}{$field} = 1;
+                    push(@newvalues,$field);
+                }
+            }
+            @newvalues = sort(@newvalues);
+            if (ref($current{$status}) eq 'HASH') {
+                if (ref($current{$status}{$item}) eq 'HASH') {
+                    my @currvalues = sort(keys(%{$current{$status}{$item}}));
+                    my @diffs = &Apache::loncommon::compare_arrays(\@currvalues,\@newvalues);
+                    if (@diffs > 0) {
+                        $changes{$status} = 1;
+                    }
+                }
+            } else {
+                my @stdfields;
+                foreach my $field (@fields) {
+                    if ($field eq 'id') {
+                        next if ($status eq 'unpriv');
+                        next if (($status eq 'priv') && ($item eq 'community'));
+                    }
+                    push(@stdfields,$field);
+                }
+                my @diffs = &Apache::loncommon::compare_arrays(\@stdfields,\@newvalues);
+                if (@diffs > 0) {
+                    $changes{$status} = 1;
+                }
+            }
+        }
+    }
+    if ((@instdoms > 1) || (keys(%by_location) > 0)) {
+        my @statuses;
+        if (ref($types) eq 'ARRAY') {
+            @statuses = @{$types};
+        }
+        foreach my $type (@statuses,'default') {
+            my @possfields = &Apache::loncommon::get_env_multiple('form.privacy_othdom_'.$type);
+            my @newvalues;
+            foreach my $field (sort(@possfields)) {
+                if (grep(/^\Q$field\E$/,@fields)) {
+                    $privacyhash{'othdom'}{$type}{$field} = 1;
+                    push(@newvalues,$field);
+                }
+            }
+            @newvalues = sort(@newvalues);
+            if (ref($current{'othdom'}) eq 'HASH') {
+                if (ref($current{'othdom'}{$type}) eq 'HASH') {
+                    my @currvalues = sort(keys(%{$current{'othdom'}{$type}}));
+                    my @diffs = &Apache::loncommon::compare_arrays(\@currvalues,\@newvalues);
+                    if (@diffs > 0) {
+                        $changes{'othdom'} = 1;
+                    }
+                }
+            } else {
+                my @stdfields = ('lastname','firstname','middlename','generation','permanentemail');
+                my @diffs = &Apache::loncommon::compare_arrays(\@stdfields,\@newvalues);
+                if (@diffs > 0) {
+                    $changes{'othdom'} = 1;
+                }
+            }
+        }
+        my %domcoords = &Apache::lonnet::get_active_domroles($dom,['dc']);
+        my %notify;
+        foreach my $possdc (&Apache::loncommon::get_env_multiple('form.privacy_notify')) {
+            if (exists($domcoords{$possdc})) {
+                $notify{$possdc} = 1;
+            }
+        }
+        my $notify = join(',',sort(keys(%notify)));
+        if ($current{'notify'} ne $notify) {
+            $changes{'notify'} = 1;
+        }
+        $privacyhash{'notify'} = $notify;
+    }
+    my %confighash = (
+                        privacy => \%privacyhash,
+                     );
+    my $putresult = &Apache::lonnet::put_dom('configuration',\%confighash,$dom);
+    if ($putresult eq 'ok') {
+        if (keys(%changes) > 0) {
+            $resulttext = &mt('Changes made: ').'<ul>';
+            foreach my $key ('approval','notify','othdom','priv','unpriv') {
+                if ($changes{$key}) {
+                    $resulttext .= '<li>'.$titles{$key}.':<ul>';
+                    if ($key eq 'approval') {
+                        if (keys(%{$privacyhash{$key}{instdom}})) {
+                            $resulttext .= '<li>'.$titles{'instdom'}.'<ul>';
+                            foreach my $item (@items) {
+                                $resulttext .=  '<li>'.$roles{$item}.': '.$titles{$privacyhash{$key}{instdom}{$item}}.'</li>';
+                            }
+                            $resulttext .= '</ul></li>';
+                        }
+                        if (keys(%{$privacyhash{$key}{extdom}})) {
+                            $resulttext .= '<li>'.$titles{'extdom'}.'<ul>';
+                            foreach my $item (@items) {
+                                $resulttext .=  '<li>'.$roles{$item}.': '.$titles{$privacyhash{$key}{extdom}{$item}}.'</li>';
+                            }
+                            $resulttext .= '</ul></li>';
+                        }
+                    } elsif ($key eq 'notify') {
+                        if ($privacyhash{$key}) {
+                            foreach my $dc (split(/,/,$privacyhash{$key})) {
+                                my ($dcname,$dcdom) = split(/:/,$dc);
+                                $resulttext .= '<li>'.&Apache::loncommon::plainname($dcname,$dcdom).'</li>';
+                            }
+                        } else {
+                            $resulttext .= '<li>'.&mt('No DCs to notify').'</li>';
+                        }
+                    } elsif ($key eq 'othdom') {
+                        my @statuses;
+                        if (ref($types) eq 'ARRAY') {
+                            @statuses = @{$types};
+                        }
+                        if (ref($privacyhash{$key}) eq 'HASH') {
+                            foreach my $status (@statuses,'default') {
+                                if ($status eq 'default') {
+                                    $resulttext .= '<li>'.$othertitle.': ';
+                                } elsif (ref($usertypes) eq 'HASH') {
+                                    $resulttext .= '<li>'.$usertypes->{$status}.': ';
+                                } else {
+                                    next;
+                                }
+                                if (ref($privacyhash{$key}{$status}) eq 'HASH') {
+                                    if (keys(%{$privacyhash{$key}{$status}})) {
+                                        $resulttext .= join(', ', map { $fieldnames{$_}; } (sort(keys(%{$privacyhash{$key}{$status}}))));
+                                    } else {
+                                        $resulttext .= &mt('none');
+                                    }
+                                }
+                                $resulttext .= '</li>';
+                            }
+                        }
+                    } else {
+                        foreach my $item (@items) {
+                            if (ref($privacyhash{$key}{$item}) eq 'HASH') {
+                                $resulttext .= '<li>'.$names{$item}.': ';
+                                if (keys(%{$privacyhash{$key}{$item}})) {
+                                    $resulttext .= join(', ', map { $fieldnames{$_}; } (sort(keys(%{$privacyhash{$key}{$item}}))));
+                                } else {
+                                    $resulttext .= &mt('none');
+                                }
+                                $resulttext .= '</li>';
+                            }
+                        }
+                    }
+                    $resulttext .= '</ul></li>';
+                }
+            }
+            $resulttext .= '</ul>';
+            if ($changes{'approval'}) {
+                my %domdefaults = &Apache::lonnet::get_domain_defaults($dom);
+                delete($domdefaults{'userapprovals'});
+                if (ref($privacyhash{'approval'}) eq 'HASH') {
+                    foreach my $domtype ('instdom','extdom') {
+                        if (ref($privacyhash{'approval'}{$domtype}) eq 'HASH') {
+                            foreach my $roletype ('domain','author','course','community') {
+                                if ($privacyhash{'approval'}{$domtype}{$roletype} eq 'user') {
+                                    $domdefaults{'userapprovals'} = 1;
+                                    last;
+                                }
+                            }
+                        }
+                        last if ($domdefaults{'userapprovals'});               
+                    }
+                }
+                my $cachetime = 24*60*60;
+                &Apache::lonnet::do_cache_new('domdefaults',$dom,\%domdefaults,$cachetime);
+                if (ref($lastactref) eq 'HASH') {
+                    $lastactref->{'domdefaults'} = 1;
+                }
+            }
+        } else {
+            $resulttext = &mt('No changes made to user information settings');
+        }
+    } else {
+        $resulttext = '<span class="LC_error">'.
+            &mt('An error occurred: [_1]',$putresult).'</span>';
+    }
+    return $resulttext;
+}
+
+sub modify_passwords {
+    my ($r,$dom,$confname,$lastactref,%domconfig) = @_;
+    my ($resulttext,%current,%changes,%newvalues,@oktypes,$errors,
+        $updatedefaults,$updateconf);
+    my $customfn = 'resetpw.html';
+    if (ref($domconfig{'passwords'}) eq 'HASH') {
+        %current = %{$domconfig{'passwords'}};
+    }
+    my %domdefaults = &Apache::lonnet::get_domain_defaults($dom,1);
+    my ($othertitle,$usertypes,$types) = &Apache::loncommon::sorted_inst_types($dom);
+    if (ref($types) eq 'ARRAY') {
+        @oktypes = @{$types};
+    }
+    push(@oktypes,'default');
+
+    my %titles = &Apache::lonlocal::texthash (
+        intauth_cost   => 'Encryption cost for bcrypt (positive integer)',
+        intauth_check  => 'Check bcrypt cost if authenticated',
+        intauth_switch => 'Existing crypt-based switched to bcrypt on authentication',
+        permanent      => 'Permanent e-mail address',
+        critical       => 'Critical notification address',
+        notify         => 'Notification address',
+        min            => 'Minimum password length',
+        max            => 'Maximum password length',
+        chars          => 'Required characters',
+        expire         => 'Password expiration (days)',
+        numsaved       => 'Number of previous passwords to save',
+        reset          => 'Resetting Forgotten Password',
+        intauth        => 'Encryption of Stored Passwords (Internal Auth)',
+        rules          => 'Rules for LON-CAPA Passwords',
+        crsownerchg    => 'Course Owner Changing Student Passwords',
+        username       => 'Username',
+        email          => 'E-mail address',
+    );
+
+#
+# Retrieve current domain configuration for internal authentication from $domconfig{'defaults'}.
+#
+    my (%curr_defaults,%save_defaults);
+    if (ref($domconfig{'defaults'}) eq 'HASH') {
+        foreach my $key (keys(%{$domconfig{'defaults'}})) {
+            if ($key =~ /^intauth_(cost|check|switch)$/) {
+                $curr_defaults{$key} = $domconfig{'defaults'}{$key};
+            } else {
+                $save_defaults{$key} = $domconfig{'defaults'}{$key};
+            }
+        }
+    }
+    my %staticdefaults = (
+        'resetlink'      => 2,
+        'resetcase'      => \@oktypes,
+        'resetprelink'   => 'both',
+        'resetemail'     => ['critical','notify','permanent'],
+        'intauth_cost'   => 10,
+        'intauth_check'  => 0,
+        'intauth_switch' => 0,
+    );
+    $staticdefaults{'min'} = $Apache::lonnet::passwdmin;
+    foreach my $type (@oktypes) {
+        $staticdefaults{'resetpostlink'}{$type} = ['email','username'];
+    }
+    my $linklife = $env{'form.passwords_link'};
+    $linklife =~ s/^\s+|\s+$//g;
+    if (($linklife =~ /^\d+(|\.\d*)$/) && ($linklife > 0)) {
+        $newvalues{'resetlink'} = $linklife;
+        if ($current{'resetlink'}) {
+            if ($current{'resetlink'} ne $linklife) {
+                $changes{'reset'} = 1;
+            }
+        } elsif (!ref($domconfig{passwords}) eq 'HASH') {
+            if ($staticdefaults{'resetlink'} ne $linklife) {
+                $changes{'reset'} = 1;
+            }
+        }
+    } elsif ($current{'resetlink'}) {
+        $changes{'reset'} = 1;
+    }
+    my @casesens;
+    my @posscase = &Apache::loncommon::get_env_multiple('form.passwords_case_sensitive');
+    foreach my $case (sort(@posscase)) {
+        if (grep(/^\Q$case\E$/,@oktypes)) {
+            push(@casesens,$case);
+        }
+    }
+    $newvalues{'resetcase'} = \@casesens;
+    if (ref($current{'resetcase'}) eq 'ARRAY') {
+        my @diffs = &Apache::loncommon::compare_arrays($current{'resetcase'},\@casesens);
+        if (@diffs > 0) {
+            $changes{'reset'} = 1;
+        }
+    } elsif (!ref($domconfig{passwords}) eq 'HASH') {
+        my @diffs = &Apache::loncommon::compare_arrays($staticdefaults{'resetcase'},\@casesens);
+        if (@diffs > 0) {
+            $changes{'reset'} = 1;
+        }
+    }
+    if ($env{'form.passwords_prelink'} =~ /^(both|either)$/) {
+        $newvalues{'resetprelink'} = $env{'form.passwords_prelink'};
+        if (exists($current{'resetprelink'})) {
+            if ($current{'resetprelink'} ne $newvalues{'resetprelink'}) {
+                $changes{'reset'} = 1;
+            }
+        } elsif (!ref($domconfig{passwords}) eq 'HASH') {
+            if ($staticdefaults{'resetprelink'} ne $newvalues{'resetprelink'}) {
+                $changes{'reset'} = 1;
+            }
+        }
+    } elsif ($current{'resetprelink'}) {
+        $changes{'reset'} = 1;
+    }
+    foreach my $type (@oktypes) {
+        my @possplink = &Apache::loncommon::get_env_multiple('form.passwords_postlink_'.$type);
+        my @postlink;
+        foreach my $item (sort(@possplink)) {
+            if ($item =~ /^(email|username)$/) {
+                push(@postlink,$item);
+            }
+        }
+        $newvalues{'resetpostlink'}{$type} = \@postlink;
+        unless ($changes{'reset'}) {
+            if (ref($current{'resetpostlink'}) eq 'HASH') {
+                if (ref($current{'resetpostlink'}{$type}) eq 'ARRAY') {
+                    my @diffs = &Apache::loncommon::compare_arrays($current{'resetpostlink'}{$type},\@postlink);
+                    if (@diffs > 0) {
+                        $changes{'reset'} = 1;
+                    }
+                } else {
+                    $changes{'reset'} = 1;
+                }
+            } elsif (!ref($domconfig{passwords}) eq 'HASH') {
+                my @diffs = &Apache::loncommon::compare_arrays($staticdefaults{'resetpostlink'}{$type},\@postlink);
+                if (@diffs > 0) {
+                    $changes{'reset'} = 1;
+                }
+            }
+        }
+    }
+    my @possemailsrc = &Apache::loncommon::get_env_multiple('form.passwords_emailsrc');
+    my @resetemail;
+    foreach my $item (sort(@possemailsrc)) {
+        if ($item =~ /^(permanent|critical|notify)$/) {
+            push(@resetemail,$item);
+        }
+    }
+    $newvalues{'resetemail'} = \@resetemail;
+    unless ($changes{'reset'}) {
+        if (ref($current{'resetemail'}) eq 'ARRAY') {
+            my @diffs = &Apache::loncommon::compare_arrays($current{'resetemail'},\@resetemail);
+            if (@diffs > 0) {
+                $changes{'reset'} = 1;
+            }
+        } elsif (!ref($domconfig{passwords}) eq 'HASH') {
+            my @diffs = &Apache::loncommon::compare_arrays($staticdefaults{'resetemail'},\@resetemail);
+            if (@diffs > 0) {
+                $changes{'reset'} = 1;
+            }
+        }
+    }
+    if ($env{'form.passwords_stdtext'} == 0) {
+        $newvalues{'resetremove'} = 1;
+        unless ($current{'resetremove'}) {
+            $changes{'reset'} = 1;
+        }
+    } elsif ($current{'resetremove'}) {
+        $changes{'reset'} = 1;
+    }
+    if ($env{'form.passwords_customfile.filename'} ne '') {
+        my $servadm = $r->dir_config('lonAdmEMail');
+        my ($configuserok,$author_ok,$switchserver) =
+            &config_check($dom,$confname,$servadm);
+        my $error;
+        if ($configuserok eq 'ok') {
+            if ($switchserver) {
+                $error = &mt("Upload of file containing domain-specific text is not permitted to this server: [_1]",$switchserver);
+            } else {
+                if ($author_ok eq 'ok') {
+                    my $modified = [];
+                    my ($result,$customurl) =
+                        &Apache::lonconfigsettings::publishlogo($r,'upload','passwords_customfile',$dom,
+                                                                $confname,'customtext/resetpw','','',$customfn,
+                                                                $modified);
+                    if ($result eq 'ok') {
+                        $newvalues{'resetcustom'} = $customurl;
+                        $changes{'reset'} = 1;
+                        &update_modify_urls($r,$modified);
+                    } else {
+                        $error = &mt("Upload of [_1] failed because an error occurred publishing the file in RES space. Error was: [_2].",$customfn,$result);
+                    }
+                } else {
+                    $error = &mt("Upload of [_1] failed because an author role could not be assigned to a Domain Configuration user ([_2]) in domain: [_3].  Error was: [_4].",$customfn,$confname,$dom,$author_ok);
+                }
+            }
+        } else {
+            $error = &mt("Upload of [_1] failed because a Domain Configuration user ([_2]) could not be created in domain: [_3].  Error was: [_4].",$customfn,$confname,$dom,$configuserok);
+        }
+        if ($error) {
+            &Apache::lonnet::logthis($error);
+            $errors .= '<li><span class="LC_error">'.$error.'</span></li>';
+        }
+    } elsif ($current{'resetcustom'}) {
+        if ($env{'form.passwords_custom_del'}) {
+            $changes{'reset'} = 1;
+        } else {
+            $newvalues{'resetcustom'} = $current{'resetcustom'};
+        }
+    }
+    $env{'form.intauth_cost'} =~ s/^\s+|\s+$//g;
+    if (($env{'form.intauth_cost'} ne '') && ($env{'form.intauth_cost'} =~ /^\d+$/)) {
+        $save_defaults{'intauth_cost'} = $env{'form.intauth_cost'};
+        if ($save_defaults{'intauth_cost'} ne $curr_defaults{'intauth_cost'}) {
+            $changes{'intauth'} = 1;
+        }
+    } else {
+        $save_defaults{'intauth_cost'} = $curr_defaults{'intauth_cost'};
+    }
+    if ($env{'form.intauth_check'} =~ /^(0|1|2)$/) {
+        $save_defaults{'intauth_check'} = $env{'form.intauth_check'};
+        if ($save_defaults{'intauth_check'} ne $curr_defaults{'intauth_check'}) {
+            $changes{'intauth'} = 1;
+        }
+    } else {
+        $save_defaults{'intauth_check'} = $curr_defaults{'intauth_check'};
+    }
+    if ($env{'form.intauth_switch'} =~ /^(0|1|2)$/) {
+        $save_defaults{'intauth_switch'} = $env{'form.intauth_switch'};
+        if ($save_defaults{'intauth_switch'} ne $curr_defaults{'intauth_switch'}) {
+            $changes{'intauth'} = 1;
+        }
+    } else {
+        $save_defaults{'intauth_check'} = $curr_defaults{'intauth_check'};
+    }
+    foreach my $item ('cost','check','switch') {
+        if ($save_defaults{'intauth_'.$item} ne $domdefaults{'intauth_'.$item}) {
+            $domdefaults{'intauth_'.$item} = $save_defaults{'intauth_'.$item};
+            $updatedefaults = 1;
+        }
+    }
+    &password_rule_changes('passwords',\%newvalues,\%current,\%changes);
+    my %crsownerchg = (
+                        by => [],
+                        for => [],
+                      );
+    foreach my $item ('by','for') {
+        my @posstypes = &Apache::loncommon::get_env_multiple('form.passwords_crsowner_'.$item);
+        foreach my $type (sort(@posstypes)) {
+            if (grep(/^\Q$type\E$/,@oktypes)) {
+                push(@{$crsownerchg{$item}},$type);
+            }
+        }
+    }
+    $newvalues{'crsownerchg'} = \%crsownerchg;
+    if (ref($current{'crsownerchg'}) eq 'HASH') {
+        foreach my $item ('by','for') {
+            if (ref($current{'crsownerchg'}{$item}) eq 'ARRAY') {
+                my @diffs = &Apache::loncommon::compare_arrays($current{'crsownerchg'}{$item},$crsownerchg{$item});
+                if (@diffs > 0) {
+                    $changes{'crsownerchg'} = 1;
+                    last;
+                }
+            }
+        }
+    } elsif (!(ref($domconfig{passwords}) eq 'HASH')) {
+        foreach my $item ('by','for') {
+            if (@{$crsownerchg{$item}} > 0) {
+                $changes{'crsownerchg'} = 1;
+                last;
+            }
+        }
+    }
+
+    my %confighash = (
+                        defaults  => \%save_defaults,
+                        passwords => \%newvalues,
+                     );
+    &process_captcha('passwords',\%changes,$confighash{'passwords'},$domconfig{'passwords'});
+
+    my $putresult = &Apache::lonnet::put_dom('configuration',\%confighash,$dom);
+    if ($putresult eq 'ok') {
+        if (keys(%changes) > 0) {
+            $resulttext = &mt('Changes made: ').'<ul>';
+            foreach my $key ('reset','intauth','rules','crsownerchg') {
+                if ($changes{$key}) {
+                    unless ($key eq 'intauth') {
+                        $updateconf = 1;
+                    }
+                    $resulttext .= '<li>'.$titles{$key}.':<ul>';
+                    if ($key eq 'reset') {
+                        if ($confighash{'passwords'}{'captcha'} eq 'original') {
+                            $resulttext .= '<li>'.&mt('CAPTCHA validation set to use: original CAPTCHA').'</li>';
+                        } elsif ($confighash{'passwords'}{'captcha'} eq 'recaptcha') {
+                            $resulttext .= '<li>'.&mt('CAPTCHA validation set to use: reCAPTCHA').' '.
+                                           &mt('version: [_1]',$confighash{'passwords'}{'recaptchaversion'}).'<br />';
+                            if (ref($confighash{'passwords'}{'recaptchakeys'}) eq 'HASH') {
+                                $resulttext .= &mt('Public key: [_1]',$confighash{'passwords'}{'recaptchakeys'}{'public'}).'</br>'.
+                                               &mt('Private key: [_1]',$confighash{'passwords'}{'recaptchakeys'}{'private'}).'</li>';
+                            }
+                        } else {
+                            $resulttext .= '<li>'.&mt('No CAPTCHA validation').'</li>';
+                        }
+                        if ($confighash{'passwords'}{'resetlink'}) {
+                            $resulttext .= '<li>'.&mt('Reset link expiration set to [quant,_1,hour]',$confighash{'passwords'}{'resetlink'}).'</li>';
+                        } else {
+                            $resulttext .= '<li>'.&mt('No reset link expiration set.').' '.
+                                                  &mt('Will default to 2 hours').'</li>';
+                        }
+                        if (ref($confighash{'passwords'}{'resetcase'}) eq 'ARRAY') {
+                            if (@{$confighash{'passwords'}{'resetcase'}} == 0) {
+                                $resulttext .= '<li>'.&mt('User input for username and/or e-mail address not case sensitive for "Forgot Password" web form').'</li>';
+                            } else {
+                                my $casesens;
+                                foreach my $type (@{$confighash{'passwords'}{'resetcase'}}) {
+                                    if ($type eq 'default') {
+                                        $casesens .= $othertitle.', ';
+                                    } elsif ($usertypes->{$type} ne '') {
+                                        $casesens .= $usertypes->{$type}.', ';
+                                    }
+                                }
+                                $casesens =~ s/\Q, \E$//;
+                                $resulttext .= '<li>'.&mt('"Forgot Password" web form input for username and/or e-mail address is case-sensitive for: [_1]',$casesens).'</li>';
+                            }
+                        } else {
+                            $resulttext .= '<li>'.&mt('Case-sensitivity not set for "Forgot Password" web form').' '.&mt('Will default to case-sensitive for username and/or e-mail address for all').'</li>';
+                        }
+                        if ($confighash{'passwords'}{'resetprelink'} eq 'either') {
+                            $resulttext .= '<li>'.&mt('Users can enter either a username or an e-mail address in "Forgot Password" web form').'</li>';
+                        } else {
+                            $resulttext .= '<li>'.&mt('Users can enter both a username and an e-mail address in "Forgot Password" web form').'</li>';
+                        }
+                        if (ref($confighash{'passwords'}{'resetpostlink'}) eq 'HASH') {
+                            my $output;
+                            if (ref($types) eq 'ARRAY') {
+                                foreach my $type (@{$types}) {
+                                    if (ref($confighash{'passwords'}{'resetpostlink'}{$type}) eq 'ARRAY') {
+                                        if (@{$confighash{'passwords'}{'resetpostlink'}{$type}} == 0) {
+                                            $output .= $usertypes->{$type}.' -- '.&mt('none');
+                                        } else {
+                                            $output .= $usertypes->{$type}.' -- '.
+                                                       join(', ',map { $titles{$_}; } (@{$confighash{'passwords'}{'resetpostlink'}{$type}})).'; ';
+                                        }
+                                    }
+                                }
+                            }
+                            if (ref($confighash{'passwords'}{'resetpostlink'}{'default'}) eq 'ARRAY') {
+                                if (@{$confighash{'passwords'}{'resetpostlink'}{'default'}} == 0) {
+                                    $output .= $othertitle.' -- '.&mt('none');
+                                } else {
+                                    $output .= $othertitle.' -- '.
+                                               join(', ',map { $titles{$_}; } (@{$confighash{'passwords'}{'resetpostlink'}{'default'}}));
+                                }
+                            }
+                            if ($output) {
+                                $resulttext .= '<li>'.&mt('Information required for new password form (by user type) set to: [_1]',$output).'</li>';
+                            } else {
+                                $resulttext .= '<li>'.&mt('Information required for new password form not set.').' '.&mt('Will default to requiring both the username and an e-mail address').'</li>';
+                            }
+                        } else {
+                            $resulttext .= '<li>'.&mt('Information required for new password form not set.').' '.&mt('Will default to requiring both the username and an e-mail address').'</li>';
+                        }
+                        if (ref($confighash{'passwords'}{'resetemail'}) eq 'ARRAY') {
+                            if (@{$confighash{'passwords'}{'resetemail'}} > 0) {
+                                $resulttext .= '<li>'.&mt('E-mail address(es) in LON-CAPA used for verification will include: [_1]',join(', ',map { $titles{$_}; } @{$confighash{'passwords'}{'resetemail'}})).'</li>';
+                            } else {
+                                $resulttext .= '<li>'.&mt('E-mail address(es) in LON-CAPA used for verification will include: [_1]',join(', ',map { $titles{$_}; } @{$staticdefaults{'resetemail'}})).'</li>';
+                            }
+                        } else {
+                            $resulttext .= '<li>'.&mt('E-mail address(es) in LON-CAPA used for verification will include: [_1]',join(', ',map { $titles{$_}; } @{$staticdefaults{'resetemail'}})).'</li>';
+                        }
+                        if ($confighash{'passwords'}{'resetremove'}) {
+                            $resulttext .= '<li>'.&mt('Preamble to "Forgot Password" web form not shown').'</li>';
+                        } else {
+                            $resulttext .= '<li>'.&mt('Preamble to "Forgot Password" web form is shown').'</li>';
+                        }
+                        if ($confighash{'passwords'}{'resetcustom'}) {
+                            my $customlink = &Apache::loncommon::modal_link($confighash{'passwords'}{'resetcustom'},
+                                                                            &mt('custom text'),600,500,undef,undef,
+                                                                            undef,undef,'background-color:#ffffff');
+                            $resulttext .= '<li>'.&mt('Preamble to "Forgot Password" form includes: [_1]',$customlink).'</li>';
+                        } else {
+                            $resulttext .= '<li>'.&mt('No custom text included in preamble to "Forgot Password" form').'</li>';
+                        }
+                    } elsif ($key eq 'intauth') {
+                        foreach my $item ('cost','switch','check') {
+                            my $value = $save_defaults{$key.'_'.$item};
+                            if ($item eq 'switch') {
+                                my %optiondesc = &Apache::lonlocal::texthash (
+                                                     0 => 'No',
+                                                     1 => 'Yes',
+                                                     2 => 'Yes, and copy existing passwd file to passwd.bak file',
+                                                 );
+                                if ($value =~ /^(0|1|2)$/) {
+                                    $value = $optiondesc{$value};
+                                } else {
+                                    $value = &mt('none -- defaults to No');
+                                }
+                            } elsif ($item eq 'check') {
+                                my %optiondesc = &Apache::lonlocal::texthash (
+                                                     0 => 'No',
+                                                     1 => 'Yes, allow login then update passwd file using default cost (if higher)',
+                                                     2 => 'Yes, disallow login if stored cost is less than domain default',
+                                                 );
+                                if ($value =~ /^(0|1|2)$/) {
+                                    $value = $optiondesc{$value};
+                                } else {
+                                    $value = &mt('none -- defaults to No');
+                                }
+                            }
+                            $resulttext .= '<li>'.&mt('[_1] set to "[_2]"',$titles{$key.'_'.$item},$value).'</li>';
+                        }
+                    } elsif ($key eq 'rules') {
+                        foreach my $rule ('min','max','expire','numsaved') {
+                            if ($confighash{'passwords'}{$rule} eq '') {
+                                if ($rule eq 'min') {
+                                    $resulttext .= '<li>'.&mt('[_1] not set.',$titles{$rule});
+                                                   ' '.&mt('Default of [_1] will be used',
+                                                           $Apache::lonnet::passwdmin).'</li>';
+                                } else {
+                                    $resulttext .= '<li>'.&mt('[_1] set to none',$titles{$rule}).'</li>';
+                                }
+                            } else {
+                                $resulttext .= '<li>'.&mt('[_1] set to [_2]',$titles{$rule},$confighash{'passwords'}{$rule}).'</li>';
+                            }
+                        }
+                        if (ref($confighash{'passwords'}{'chars'}) eq 'ARRAY') {
+                            if (@{$confighash{'passwords'}{'chars'}} > 0) {
+                                my %rulenames = &Apache::lonlocal::texthash(
+                                                     uc => 'At least one upper case letter',
+                                                     lc => 'At least one lower case letter',
+                                                     num => 'At least one number',
+                                                     spec => 'At least one non-alphanumeric',
+                                                   );
+                                my $needed = '<ul><li>'.
+                                             join('</li><li>',map {$rulenames{$_} } @{$confighash{'passwords'}{'chars'}}).
+                                             '</li></ul>';
+                                $resulttext .= '<li>'.&mt('[_1] set to: [_2]',$titles{'chars'},$needed).'</li>';
+                            } else {
+                                $resulttext .= '<li>'.&mt('[_1] set to none',$titles{'chars'}).'</li>';
+                            }
+                        } else {
+                            $resulttext .= '<li>'.&mt('[_1] set to none',$titles{'chars'}).'</li>';
+                        }
+                    } elsif ($key eq 'crsownerchg') {
+                        if (ref($confighash{'passwords'}{'crsownerchg'}) eq 'HASH') {
+                            if ((@{$confighash{'passwords'}{'crsownerchg'}{'by'}} == 0) ||
+                                (@{$confighash{'passwords'}{'crsownerchg'}{'for'}} == 0)) {
+                                $resulttext .= '<li>'.&mt('Course owner may not change student passwords.').'</li>';
+                            } else {
+                                my %crsownerstr;
+                                foreach my $item ('by','for') {
+                                    if (ref($confighash{'passwords'}{'crsownerchg'}{$item}) eq 'ARRAY') {
+                                        foreach my $type (@{$confighash{'passwords'}{'crsownerchg'}{$item}}) {
+                                            if ($type eq 'default') {
+                                                $crsownerstr{$item} .= $othertitle.', ';
+                                            } elsif ($usertypes->{$type} ne '') {
+                                                $crsownerstr{$item} .= $usertypes->{$type}.', ';
+                                            }
+                                        }
+                                        $crsownerstr{$item} =~ s/\Q, \E$//;
+                                    }
+                                }
+                                $resulttext .= '<li>'.&mt('Course owner (with status: [_1]) may change passwords for students (with status: [_2]).',
+                                           $crsownerstr{'by'},$crsownerstr{'for'}).'</li>';
+                            }
+                        } else {
+                            $resulttext .= '<li>'.&mt('Course owner may not change student passwords.').'</li>';
+                        }
+                    }
+                    $resulttext .= '</ul></li>';
+                }
+            }
+            $resulttext .= '</ul>';
+        } else {
+            $resulttext = &mt('No changes made to password settings');
+        }
+        my $cachetime = 24*60*60;
+        if ($updatedefaults) {
+            &Apache::lonnet::do_cache_new('domdefaults',$dom,\%domdefaults,$cachetime);
+            if (ref($lastactref) eq 'HASH') {
+                $lastactref->{'domdefaults'} = 1;
+            }
+        }
+        if ($updateconf) {
+            &Apache::lonnet::do_cache_new('passwdconf',$dom,$confighash{'passwords'},$cachetime);
+            if (ref($lastactref) eq 'HASH') {
+                $lastactref->{'passwdconf'} = 1;
+            }
+        }
+    } else {
+        $resulttext = '<span class="LC_error">'.
+            &mt('An error occurred: [_1]',$putresult).'</span>';
+    }
+    if ($errors) {
+        $resulttext .= '<p>'.&mt('The following errors occurred: ').'<ul>'.
+                       $errors.'</ul></p>';
+    }
+    return $resulttext;
+}
+
+sub password_rule_changes {
+    my ($prefix,$newvalues,$current,$changes) = @_;
+    return unless ((ref($newvalues) eq 'HASH') &&
+                   (ref($current) eq 'HASH') &&
+                   (ref($changes) eq 'HASH'));
+    my (@rules,%staticdefaults);
+    if ($prefix eq 'passwords') {
+        @rules = ('min','max','expire','numsaved');
+    } elsif (($prefix eq 'ltisecrets') || ($prefix eq 'toolsecrets')) {
+        @rules = ('min','max');
+    }
+    $staticdefaults{'min'} = $Apache::lonnet::passwdmin;
+    foreach my $rule (@rules) {
+        $env{'form.'.$prefix.'_'.$rule} =~ s/^\s+|\s+$//g;
+        my $ruleok;
+        if ($rule eq 'expire') {
+            if (($env{'form.'.$prefix.'_'.$rule} =~ /^\d+(|\.\d*)$/) &&
+                ($env{'form.'.$prefix.'_'.$rule} ne '0')) {
+                $ruleok = 1;
+            }
+        } elsif ($rule eq 'min') {
+            if ($env{'form.'.$prefix.'_'.$rule} =~ /^\d+$/) {
+                if ($env{'form.'.$prefix.'_'.$rule} >= $staticdefaults{$rule}) {
+                    $ruleok = 1;
+                }
+            }
+        } elsif (($env{'form.'.$prefix.'_'.$rule} =~ /^\d+$/) &&
+                 ($env{'form.'.$prefix.'_'.$rule} ne '0')) {
+            $ruleok = 1;
+        }
+        if ($ruleok) {
+            $newvalues->{$rule} = $env{'form.'.$prefix.'_'.$rule};
+            if (exists($current->{$rule})) {
+                if ($newvalues->{$rule} ne $current->{$rule}) {
+                    $changes->{'rules'} = 1;
+                }
+            } elsif ($rule eq 'min') {
+                if ($staticdefaults{$rule} ne $newvalues->{$rule}) {
+                    $changes->{'rules'} = 1;
+                }
+            } else {
+                $changes->{'rules'} = 1;
+            }
+        } elsif (exists($current->{$rule})) {
+            $changes->{'rules'} = 1;
+        }
+    }
+    my @posschars = &Apache::loncommon::get_env_multiple('form.'.$prefix.'_chars');
+    my @chars;
+    foreach my $item (sort(@posschars)) {
+        if ($item =~ /^(uc|lc|num|spec)$/) {
+            push(@chars,$item);
+        }
+    }
+    $newvalues->{'chars'} = \@chars;
+    unless ($changes->{'rules'}) {
+        if (ref($current->{'chars'}) eq 'ARRAY') {
+            my @diffs = &Apache::loncommon::compare_arrays($current->{'chars'},\@chars);
+            if (@diffs > 0) {
+                $changes->{'rules'} = 1;
+            }
+        } else {
+            if (@chars > 0) {
+                $changes->{'rules'} = 1;
+            }
+        }
+    }
+    return;
+}
+
 sub modify_usercreation {
     my ($dom,%domconfig) = @_;
     my ($resulttext,%curr_usercreation,%changes,%authallowed,%cancreate,%save_usercreate);
@@ -13961,7 +18819,7 @@ sub modify_selfcreation {
                             if (($chosen eq 'inst') || ($chosen eq 'noninst')) {
                                 my $emaildom;
                                 if ($env{'form.cancreate_emaildomain_'.$chosen.'_'.$type} =~ /^\@[^\@]+$/) {
-                                    $emaildom = $env{'form.cancreate_emaildomain_'.$chosen.'_'.$type}; 
+                                    $emaildom = $env{'form.cancreate_emaildomain_'.$chosen.'_'.$type};
                                     $cancreate{'emaildomain'}{$type}{$chosen} = $emaildom;
                                     if (ref($curremaildom{$type}) eq 'HASH') {
                                         if (exists($curremaildom{$type}{$chosen})) {
@@ -13973,7 +18831,7 @@ sub modify_selfcreation {
                                         }
                                     } elsif ($emaildom ne '') {
                                         push(@{$changes{'cancreate'}},'emaildomain');
-                                    } 
+                                    }
                                 }
                                 $cancreate{'emailoptions'}{$type} = $env{'form.cancreate_emailoptions_'.$type};
                             } elsif ($chosen eq 'custom') {
@@ -14400,7 +19258,7 @@ sub modify_selfcreation {
                                                                   );
                         if (@types) {
                             if (@statuses) {
-                                $chgtext .= &mt('Processing of requests to create account with e-mail verification set as follows:'). 
+                                $chgtext .= &mt('Processing of requests to create account with e-mail verification set as follows:').
                                             '<ul>';
                                 foreach my $status (@statuses) {
                                     if ($status eq 'default') {
@@ -14426,7 +19284,7 @@ sub modify_selfcreation {
                                 $chgtext .= &mt('For self-created accounts verified by e-mail address, username is set as follows:').
                                             '<ul>';
                                 foreach my $status (@statuses) {
-                                    if ($type eq 'default') {
+                                    if ($status eq 'default') {
                                         $chgtext .= '<li>'.$othertitle.' -- '.$options{$cancreate{'emailverified'}{$status}}.'</li>';
                                     } else {
                                         $chgtext .= '<li>'.$usertypes{$status}.' -- '.$options{$cancreate{'emailverified'}{$status}}.'</li>';
@@ -14486,7 +19344,7 @@ sub modify_selfcreation {
                                                 $output = '<li>'.$usertypes{$type}.' -- '.&mt('No restriction on e-mail domain').'</li>';
                                             } else {
                                                 $output = '<li>'.$usertypes{$type}.' -- '.&mt("User's e-mail address needs to end: [_1]",
-                                                                                              $cancreate{'emaildomain'}{$type}{'inst'}).'</li>'; 
+                                                                                              $cancreate{'emaildomain'}{$type}{'inst'}).'</li>';
                                             }
                                         }
                                     } elsif ($cancreate{'emailoptions'}{$type} eq 'noninst') {
@@ -14504,7 +19362,7 @@ sub modify_selfcreation {
                                                 $output = '<li>'.$usertypes{$type}.' -- '.&mt('No restriction on e-mail domain').'</li>';
                                             } else {
                                                 $output = '<li>'.$usertypes{$type}.' -- '.&mt("User's e-mail address must not end: [_1]",
-                                                                                                $cancreate{'emaildomain'}{$type}{'noninst'}).'</li>';   
+                                                                                                $cancreate{'emaildomain'}{$type}{'noninst'}).'</li>';
                                             }
                                         }
                                     }
@@ -14608,7 +19466,7 @@ sub modify_selfcreation {
                                 $typename = $othertitle;
                             } else {
                                 $typename = $usertypes{$type};
-                            } 
+                            }
                             $chgtext .= &mt('(Affiliation: [_1])',$typename);
                         }
                         if (@{$email_rule{$type}} > 0) {
@@ -14695,19 +19553,25 @@ sub modify_selfcreation {
 }
 
 sub process_captcha {
-    my ($container,$changes,$newsettings,$current) = @_;
-    return unless ((ref($changes) eq 'HASH') && (ref($newsettings) eq 'HASH') || (ref($current) eq 'HASH'));
+    my ($container,$changes,$newsettings,$currsettings) = @_;
+    return unless ((ref($changes) eq 'HASH') && (ref($newsettings) eq 'HASH'));
     $newsettings->{'captcha'} = $env{'form.'.$container.'_captcha'};
     unless ($newsettings->{'captcha'} eq 'recaptcha' || $newsettings->{'captcha'} eq 'notused') {
         $newsettings->{'captcha'} = 'original';
     }
-    if ($current->{'captcha'} ne $newsettings->{'captcha'}) {
+    my %current;
+    if (ref($currsettings) eq 'HASH') {
+        %current = %{$currsettings};
+    }
+    if ($current{'captcha'} ne $newsettings->{'captcha'}) {
         if ($container eq 'cancreate') {
             if (ref($changes->{'cancreate'}) eq 'ARRAY') {
                 push(@{$changes->{'cancreate'}},'captcha');
             } elsif (!defined($changes->{'cancreate'})) {
                 $changes->{'cancreate'} = ['captcha'];
             }
+        } elsif ($container eq 'passwords') {
+            $changes->{'reset'} = 1;
         } else {
             $changes->{'captcha'} = 1;
         }
@@ -14729,9 +19593,9 @@ sub process_captcha {
         }
         $newsettings->{'recaptchaversion'} = $newversion;
     }
-    if (ref($current->{'recaptchakeys'}) eq 'HASH') {
-        $currpub = $current->{'recaptchakeys'}{'public'};
-        $currpriv = $current->{'recaptchakeys'}{'private'};
+    if (ref($current{'recaptchakeys'}) eq 'HASH') {
+        $currpub = $current{'recaptchakeys'}{'public'};
+        $currpriv = $current{'recaptchakeys'}{'private'};
         unless ($newsettings->{'captcha'} eq 'recaptcha') {
             $newsettings->{'recaptchakeys'} = {
                                                  public  => '',
@@ -14739,8 +19603,8 @@ sub process_captcha {
                                               }
         }
     }
-    if ($current->{'captcha'} eq 'recaptcha') {
-        $currversion = $current->{'recaptchaversion'};
+    if ($current{'captcha'} eq 'recaptcha') {
+        $currversion = $current{'recaptchaversion'};
         if ($currversion ne '2') {
             $currversion = 1;
         }
@@ -14752,6 +19616,8 @@ sub process_captcha {
             } elsif (!defined($changes->{'cancreate'})) {
                 $changes->{'cancreate'} = ['recaptchaversion'];
             }
+        } elsif ($container eq 'passwords') {
+            $changes->{'reset'} = 1;
         } else {
             $changes->{'recaptchaversion'} = 1;
         }
@@ -14763,6 +19629,8 @@ sub process_captcha {
             } elsif (!defined($changes->{'cancreate'})) {
                 $changes->{'cancreate'} = ['recaptchakeys'];
             }
+        } elsif ($container eq 'passwords') {
+            $changes->{'reset'} = 1;
         } else {
             $changes->{'recaptchakeys'} = 1;
         }
@@ -14878,7 +19746,7 @@ sub modify_defaults {
     my ($resulttext,$mailmsgtxt,%newvalues,%changes,@errors);
     my %domdefaults = &Apache::lonnet::get_domain_defaults($dom,1);
     my @items = ('auth_def','auth_arg_def','lang_def','timezone_def','datelocale_def',
-                 'portal_def','intauth_cost','intauth_check','intauth_switch');
+                 'portal_def');
     my @authtypes = ('internal','krb4','krb5','localauth','lti');
     foreach my $item (@items) {
         $newvalues{$item} = $env{'form.'.$item};
@@ -14916,35 +19784,106 @@ sub modify_defaults {
             }
         } elsif ($item eq 'portal_def') {
             if ($newvalues{$item} ne '') {
-                unless ($newvalues{$item} =~ /^https?\:\/\/(([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\-]*[a-zA-Z0-9])\.)*([A-Za-z]|[A-Za-z][A-Za-z0-9\-]*[A-Za-z0-9])\/?$/) {
+                if ($newvalues{$item} =~ /^https?\:\/\/(([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\-]*[a-zA-Z0-9])\.)*([A-Za-z]|[A-Za-z][A-Za-z0-9\-]*[A-Za-z0-9])\/?$/) {
+                    foreach my $field ('email','web') {
+                        if ($env{'form.'.$item.'_'.$field}) {
+                            $newvalues{$item.'_'.$field} = $env{'form.'.$item.'_'.$field};
+                        }
+                    }
+                } else {
                     push(@errors,$item);
                 }
             }
-        } elsif ($item eq 'intauth_cost') {
-            if ($newvalues{$item} ne '') {
-                if ($newvalues{$item} =~ /\D/) {
-                    push(@errors,$item);
+        }
+        if (grep(/^\Q$item\E$/,@errors)) {
+            $newvalues{$item} = $domdefaults{$item};
+            if ($item eq 'portal_def') {
+                if ($domdefaults{$item}) {
+                    foreach my $field ('email','web') {
+                        if (exists($domdefaults{$item.'_'.$field})) {
+                            $newvalues{$item.'_'.$field} = $domdefaults{$item.'_'.$field};
+                        }
+                    }
                 }
             }
-        } elsif ($item eq 'intauth_check') {
-            if ($newvalues{$item} ne '') {
-                unless ($newvalues{$item} =~ /^(0|1|2)$/) {
-                    push(@errors,$item);
+        } elsif ($domdefaults{$item} ne $newvalues{$item}) {
+            $changes{$item} = 1;
+        }
+        if ($item eq 'portal_def') {
+            unless (grep(/^\Q$item\E$/,@errors)) {
+                if ($newvalues{$item} eq '') {
+                    foreach my $field ('email','web') {
+                        if (exists($domdefaults{$item.'_'.$field})) {
+                            delete($domdefaults{$item.'_'.$field});
+                        }
+                    }
+                } else {
+                    unless ($changes{$item}) {
+                        foreach my $field ('email','web') {
+                            if ($domdefaults{$item.'_'.$field} ne $newvalues{$item.'_'.$field}) {
+                                $changes{$item} = 1;
+                                last;
+                            }
+                        }
+                    }
+                    foreach my $field ('email','web') {
+                        if ($newvalues{$item.'_'.$field}) {
+                            $domdefaults{$item.'_'.$field} = $newvalues{$item.'_'.$field};
+                        } elsif (exists($domdefaults{$item.'_'.$field})) {
+                            delete($domdefaults{$item.'_'.$field});
+                        }
+                    }
                 }
             }
-        } elsif ($item eq 'intauth_switch') {
-            if ($newvalues{$item} ne '') {
-                unless ($newvalues{$item} =~ /^(0|1|2)$/) {
-                    push(@errors,$item);
+        }
+        $domdefaults{$item} = $newvalues{$item};
+    }
+    my %staticdefaults = (
+                           'intauth_cost'   => 10,
+                           'intauth_check'  => 0,
+                           'intauth_switch' => 0,
+                         );
+    foreach my $item ('intauth_cost','intauth_check','intauth_switch') {
+        if (exists($domdefaults{$item})) {
+            $newvalues{$item} = $domdefaults{$item};
+        } else {
+            $newvalues{$item} = $staticdefaults{$item};
+        }
+    }
+    my ($unamemaprules,$ruleorder);
+    my @possunamemaprules = &Apache::loncommon::get_env_multiple('form.unamemap_rule');
+    if (@possunamemaprules) {
+        ($unamemaprules,$ruleorder) =
+            &Apache::lonnet::inst_userrules($dom,'unamemap');
+        if ((ref($unamemaprules) eq 'HASH') && (ref($ruleorder) eq 'ARRAY')) {
+            if (@{$ruleorder} > 0) {
+                my %possrules;
+                map { $possrules{$_} = 1; } @possunamemaprules;
+                foreach my $rule (@{$ruleorder}) {
+                    if ($possrules{$rule}) {
+                        push(@{$newvalues{'unamemap_rule'}},$rule);
+                    }
                 }
             }
         }
-        if (grep(/^\Q$item\E$/,@errors)) {
-            $newvalues{$item} = $domdefaults{$item};
-        } elsif ($domdefaults{$item} ne $newvalues{$item}) {
-            $changes{$item} = 1;
+    }
+    if (ref($domdefaults{'unamemap_rule'}) eq 'ARRAY') {
+        if (ref($newvalues{'unamemap_rule'}) eq 'ARRAY') {
+            my @rulediffs = &Apache::loncommon::compare_arrays($domdefaults{'unamemap_rule'},
+                                                               $newvalues{'unamemap_rule'});
+            if (@rulediffs) {
+                $changes{'unamemap_rule'} = 1;
+                $domdefaults{'unamemap_rule'} = $newvalues{'unamemap_rule'};
+            }
+        } elsif (@{$domdefaults{'unamemap_rule'}} > 0) {
+            $changes{'unamemap_rule'} = 1;
+            delete($domdefaults{'unamemap_rule'});
+        }
+    } elsif (ref($newvalues{'unamemap_rule'}) eq 'ARRAY') {
+        if (@{$newvalues{'unamemap_rule'}} > 0) {
+            $changes{'unamemap_rule'} = 1;
+            $domdefaults{'unamemap_rule'} = $newvalues{'unamemap_rule'};
         }
-        $domdefaults{$item} = $newvalues{$item};
     }
     my %defaults_hash = (
                          defaults => \%newvalues,
@@ -15057,9 +19996,29 @@ sub modify_defaults {
                             $resulttext =~ s/, $//;
                             $resulttext .= '</li>';
                         } else {
-                            $resulttext .= '<li>'.&mt('Institutional user status types deleted').'</li>'; 
+                            $resulttext .= '<li>'.&mt('Institutional user status types deleted').'</li>';
                         }
                     }
+                } elsif ($item eq 'unamemap_rule') {
+                    if (ref($newvalues{'unamemap_rule'}) eq 'ARRAY') {
+                        my @rulenames;
+                        if (ref($unamemaprules) eq 'HASH') {
+                            foreach my $rule (@{$newvalues{'unamemap_rule'}}) {
+                                if (ref($unamemaprules->{$rule}) eq 'HASH') {
+                                    push(@rulenames,$unamemaprules->{$rule}->{'name'});
+                                }
+                            }
+                        }
+                        if (@rulenames) {
+                            $resulttext .= '<li>'.&mt('Mapping for missing usernames includes: [_1]',
+                                                     '<ul><li>'.join('</li><li>',@rulenames).'</li></ul>').
+                                           '</li>';
+                        } else {
+                            $resulttext .= '<li>'.&mt('No mapping for missing usernames via standard log-in').'</li>';
+                        }
+                    } else {
+                        $resulttext .= '<li>'.&mt('Mapping for missing usernames via standard log-in deleted').'</li>';
+                    }
                 } else {
                     my $value = $env{'form.'.$item};
                     if ($value eq '') {
@@ -15074,31 +20033,22 @@ sub modify_defaults {
                                           lti        => 'lti',
                         );
                         $value = $authnames{$shortauth{$value}};
-                    } elsif ($item eq 'intauth_switch') {
-                        my %optiondesc = &Apache::lonlocal::texthash (
-                                            0 => 'No',
-                                            1 => 'Yes',
-                                            2 => 'Yes, and copy existing passwd file to passwd.bak file',
-                                         );
-                        if ($value =~ /^(0|1|2)$/) {
-                            $value = $optiondesc{$value};
-                        } else {
-                            $value = &mt('none -- defaults to No');
-                        }
-                    } elsif ($item eq 'intauth_check') {
-                        my %optiondesc = &Apache::lonlocal::texthash (
-                                             0 => 'No',
-                                             1 => 'Yes, allow login then update passwd file using default cost (if higher)',
-                                             2 => 'Yes, disallow login if stored cost is less than domain default',
-                                         );
-                        if ($value =~ /^(0|1|2)$/) {
-                            $value = $optiondesc{$value};
-                        } else {
-                            $value = &mt('none -- defaults to No');
-                        }
                     }
                     $resulttext .= '<li>'.&mt('[_1] set to "[_2]"',$title->{$item},$value).'</li>';
-                    $mailmsgtext .= "$title->{$item} set to $value\n";  
+                    $mailmsgtext .= "$title->{$item} set to $value\n";
+                    if ($item eq 'portal_def') {
+                        if ($env{'form.'.$item} ne '') {
+                            foreach my $field ('email','web') {
+                                $value = $env{'form.'.$item.'_'.$field};
+                                if ($value) {
+                                    $value = &mt('Yes');
+                                } else {
+                                    $value = &mt('No');
+                                }
+                                $resulttext .= '<li>'.&mt('[_1] set to "[_2]"',$title->{$field},$value).'</li>';
+                            }
+                        }
+                    }
                 }
             }
             $resulttext .= '</ul>';
@@ -15153,12 +20103,15 @@ sub modify_scantron {
                 $error = &mt("Upload of bubblesheet format file is not permitted to this server: [_1]",$switchserver);
             } else {
                 if ($author_ok eq 'ok') {
+                    my $modified = [];
                     my ($result,$scantronurl) =
-                        &publishlogo($r,'upload','scantronformat',$dom,
-                                     $confname,'scantron','','',$custom);
+                        &Apache::lonconfigsettings::publishlogo($r,'upload','scantronformat',$dom,
+                                                                $confname,'scantron','','',$custom,
+                                                                $modified);
                     if ($result eq 'ok') {
                         $confhash{'scantron'}{'scantronformat'} = $scantronurl;
                         $changes{'scantronformat'} = 1;
+                        &update_modify_urls($r,$modified);
                     } else {
                         $error = &mt("Upload of [_1] failed because an error occurred publishing the file in RES space. Error was: [_2].",$custom,$result);
                     }
@@ -15310,8 +20263,8 @@ sub modify_scantron {
         $resulttext = &mt('No changes made to bubblesheet format file'); 
     }
     if ($errors) {
-        $resulttext .= &mt('The following errors occurred: ').'<ul>'.
-                       $errors.'</ul>';
+        $resulttext .= '<p>'.&mt('The following errors occurred: ').'<ul>'.
+                       $errors.'</ul></p>';
     }
     return $resulttext;
 }
@@ -15586,6 +20539,10 @@ sub modify_coursecategories {
                     }
                     $resulttext .= '</ul></li>';
                 }
+                &Apache::lonnet::do_cache_new('cats',$dom,$cathash,3600);
+                if (ref($lastactref) eq 'HASH') {
+                    $lastactref->{'cats'} = 1;
+                }
             }
             $resulttext .= '</ul>';
             if ($changes{'unauth'} || $changes{'auth'}) {
@@ -16067,19 +21024,26 @@ sub modify_coursedefaults {
     my %defaultchecked = (
                            'canuse_pdfforms' => 'off',
                            'uselcmath'       => 'on',
-                           'usejsme'         => 'on'
+                           'usejsme'         => 'on',
+                           'inline_chem'     => 'on',
+                           'ltiauth'         => 'off',
                          );
-    my @toggles = ('canuse_pdfforms','uselcmath','usejsme');
+    my @toggles = ('canuse_pdfforms','uselcmath','usejsme','inline_chem','ltiauth');
     my @numbers = ('anonsurvey_threshold','uploadquota_official','uploadquota_unofficial',
                    'uploadquota_community','uploadquota_textbook','uploadquota_placement',
-                   'mysqltables_official','mysqltables_unofficial','mysqltables_community',
-                   'mysqltables_textbook','mysqltables_placement');
+                   'coursequota_official','coursequota_unofficial','coursequota_community',
+                   'coursequota_textbook','coursequota_placement','mysqltables_official',
+                   'mysqltables_unofficial','mysqltables_community','mysqltables_textbook',
+                   'mysqltables_placement');
     my @types = ('official','unofficial','community','textbook','placement');
     my %staticdefaults = (
                            anonsurvey_threshold => 10,
                            uploadquota          => 500,
+                           coursequota          => 20,
                            postsubmit           => 60,
                            mysqltables          => 172800,
+                           domexttool           => 1,
+                           crsauthor            => 1,
                          );
     my %texoptions = (
                         MathJax  => 'MathJax',
@@ -16124,7 +21088,7 @@ sub modify_coursedefaults {
                 }
                 $defaultshash{'coursedefaults'}{$item} = $newdef;
             } else {
-                my ($setting,$type) = ($item =~ /^(uploadquota|mysqltables)_(\w+)$/);
+                my ($setting,$type) = ($item =~ /^(uploadquota|coursequota|mysqltables)_(\w+)$/);
                 if (ref($domconfig{'coursedefaults'}{$setting}) eq 'HASH') {
                     $currdef = $domconfig{'coursedefaults'}{$setting}{$type};
                 }
@@ -16136,7 +21100,7 @@ sub modify_coursedefaults {
                     unless (($currdef eq '') && ($newdef == $staticdefaults{$item})) {
                         $changes{$item} = 1;
                     }
-                } elsif ($item =~ /^(uploadquota|mysqltables)_/) {
+                } elsif ($item =~ /^(uploadquota|coursequota|mysqltables)_/) {
                     my $setting = $1;
                     unless (($currdef eq '') && ($newdef == $staticdefaults{$setting})) {
                         $changes{$setting} = 1;
@@ -16271,6 +21235,66 @@ sub modify_coursedefaults {
                 $changes{'postsubmit'} = 1;
             }
         }
+        my (%newdomexttool,%newexttool,%newcrsauthor,%olddomexttool,%oldexttool,%oldcrsauthor);
+        map { $newdomexttool{$_} = 1; } &Apache::loncommon::get_env_multiple('form.domexttool');
+        map { $newexttool{$_} = 1; } &Apache::loncommon::get_env_multiple('form.exttool');
+        map { $newcrsauthor{$_} = 1; } &Apache::loncommon::get_env_multiple('form.crsauthor');
+        if (ref($domconfig{'coursedefaults'}{'domexttool'}) eq 'HASH') {
+            %olddomexttool = %{$domconfig{'coursedefaults'}{'domexttool'}};
+        } else {
+           foreach my $type (@types) {
+               if ($staticdefaults{'domexttool'}) {
+                   $olddomexttool{$type} = 1;
+               } else {
+                   $olddomexttool{$type} = 0;
+               }
+            }
+        }
+        if (ref($domconfig{'coursedefaults'}{'exttool'}) eq 'HASH') {
+            %oldexttool = %{$domconfig{'coursedefaults'}{'exttool'}};
+        } else {
+            foreach my $type (@types) {
+               if ($staticdefaults{'exttool'}) {
+                   $oldexttool{$type} = 1;
+               } else {
+                   $oldexttool{$type} = 0;
+               }
+            }
+        }
+        if (ref($domconfig{'coursedefaults'}{'crsauthor'}) eq 'HASH') {
+            %oldcrsauthor = %{$domconfig{'coursedefaults'}{'crsauthor'}};
+        } else {
+            foreach my $type (@types) {
+               if ($staticdefaults{'crsauthor'}) {
+                   $oldcrsauthor{$type} = 1;
+               } else {
+                   $oldcrsauthor{$type} = 0;
+               }
+            }
+        }
+        foreach my $type (@types) {
+            unless ($newdomexttool{$type}) {
+                $newdomexttool{$type} = 0;
+            }
+            unless ($newexttool{$type}) {
+                $newexttool{$type} = 0;
+            }
+            unless ($newcrsauthor{$type}) {
+                $newcrsauthor{$type} = 0;
+            }
+            if ($newdomexttool{$type} != $olddomexttool{$type}) {
+                $changes{'domexttool'} = 1;
+            }
+            if ($newexttool{$type} != $oldexttool{$type}) {
+                $changes{'exttool'} = 1;
+            }
+            if ($newcrsauthor{$type} != $oldcrsauthor{$type}) {
+                $changes{'crsauthor'} = 1;
+            }
+        }
+        $defaultshash{'coursedefaults'}{'domexttool'} = \%newdomexttool;
+        $defaultshash{'coursedefaults'}{'exttool'} = \%newexttool;
+        $defaultshash{'coursedefaults'}{'crsauthor'} = \%newcrsauthor;
     }
     my $putresult = &Apache::lonnet::put_dom('configuration',\%defaultshash,
                                              $dom);
@@ -16279,8 +21303,11 @@ sub modify_coursedefaults {
             my %domdefaults = &Apache::lonnet::get_domain_defaults($dom,1);
             if (($changes{'canuse_pdfforms'}) || ($changes{'uploadquota'}) || ($changes{'postsubmit'}) ||
                 ($changes{'coursecredits'}) || ($changes{'uselcmath'}) || ($changes{'usejsme'}) ||
-                ($changes{'canclone'}) || ($changes{'mysqltables'}) || ($changes{'texengine'})) {
-                foreach my $item ('canuse_pdfforms','uselcmath','usejsme','texengine') {
+                ($changes{'canclone'}) || ($changes{'mysqltables'}) || ($changes{'texengine'}) ||
+                ($changes{'inline_chem'}) || ($changes{'ltiauth'}) || ($changes{'domexttool'}) ||
+                ($changes{'exttool'}) || ($changes{'coursequota'}) || ($changes{'crsauthor'})) {
+                foreach my $item ('canuse_pdfforms','uselcmath','usejsme','inline_chem','texengine',
+                                  'ltiauth') {
                     if ($changes{$item}) {
                         $domdefaults{$item}=$defaultshash{'coursedefaults'}{$item};
                     }
@@ -16311,6 +21338,13 @@ sub modify_coursedefaults {
                         }
                     }
                 }
+                if ($changes{'coursequota'}) {
+                    if (ref($defaultshash{'coursedefaults'}{'coursequota'}) eq 'HASH') {
+                        foreach my $type (@types) {
+                            $domdefaults{$type.'coursequota'}=$defaultshash{'coursedefaults'}{'coursequota'}{$type};
+                        }
+                    }
+                }
                 if ($changes{'canclone'}) {
                     if (ref($defaultshash{'coursedefaults'}{'canclone'}) eq 'HASH') {
                         if (ref($defaultshash{'coursedefaults'}{'canclone'}{'instcode'}) eq 'ARRAY') {
@@ -16323,6 +21357,27 @@ sub modify_coursedefaults {
                         $domdefaults{'canclone'}=$defaultshash{'coursedefaults'}{'canclone'};
                     }
                 }
+                if ($changes{'domexttool'}) {
+                    if (ref($defaultshash{'coursedefaults'}{'domexttool'}) eq 'HASH') {
+                        foreach my $type (@types) {
+                            $domdefaults{$type.'domexttool'}=$defaultshash{'coursedefaults'}{'domexttool'}{$type};
+                        }
+                    }
+                }
+                if ($changes{'exttool'}) {
+                    if (ref($defaultshash{'coursedefaults'}{'exttool'}) eq 'HASH') {
+                        foreach my $type (@types) {
+                            $domdefaults{$type.'exttool'}=$defaultshash{'coursedefaults'}{'exttool'}{$type};
+                        }
+                    }
+                }
+                if ($changes{'crsauthor'}) {
+                    if (ref($defaultshash{'coursedefaults'}{'crsauthor'}) eq 'HASH') {
+                        foreach my $type (@types) {
+                            $domdefaults{$type.'crsauthor'}=$defaultshash{'coursedefaults'}{'crsauthor'}{$type};
+                        }
+                    }
+                }
                 my $cachetime = 24*60*60;
                 &Apache::lonnet::do_cache_new('domdefaults',$dom,\%domdefaults,$cachetime);
                 if (ref($lastactref) eq 'HASH') {
@@ -16349,6 +21404,12 @@ sub modify_coursedefaults {
                     } else {
                         $resulttext .= '<li>'.&mt('Molecule editor uses JME (Java), if supported by client OS.').'</li>';
                     }
+                } elsif ($item eq 'inline_chem') {
+                    if ($env{'form.'.$item} eq '1') {
+                        $resulttext .= '<li>'.&mt('Chemical Reaction Response uses inline previewer').'</li>';
+                    } else {
+                        $resulttext .= '<li>'.&mt('Chemical Reaction Response uses pop-up previewer').'</li>';
+                    }
                 } elsif ($item eq 'texengine') {
                     if ($defaultshash{'coursedefaults'}{'texengine'} ne '') {
                         $resulttext .= '<li>'.&mt('Default method to display mathematics set to: "[_1]"',
@@ -16369,6 +21430,19 @@ sub modify_coursedefaults {
                     } else {
                         $resulttext .= '<li>'.&mt('Default quota for content uploaded via Course Editor remains default: [_1] MB',$staticdefaults{'uploadquota'}).'</li>';
                     }
+                } elsif ($item eq 'coursequota') {
+                    if (ref($defaultshash{'coursedefaults'}{'coursequota'}) eq 'HASH') {
+                        $resulttext .= '<li>'.&mt('Default cumulative quota for all group portfolio spaces in course set as follows:').'<ul>'.
+                                       '<li>'.&mt('Official courses: [_1] MB','<b>'.$defaultshash{'coursedefaults'}{'coursequota'}{'official'}.'</b>').'</li>'.
+                                       '<li>'.&mt('Unofficial courses: [_1] MB','<b>'.$defaultshash{'coursedefaults'}{'coursequota'}{'unofficial'}.'</b>').'</li>'.
+                                       '<li>'.&mt('Textbook courses: [_1] MB','<b>'.$defaultshash{'coursedefaults'}{'coursequota'}{'textbook'}.'</b>').'</li>'.
+                                       '<li>'.&mt('Placement tests: [_1] MB','<b>'.$defaultshash{'coursedefaults'}{'coursequota'}{'placement'}.'</b>').'</li>'.
+                                       '<li>'.&mt('Communities: [_1] MB','<b>'.$defaultshash{'coursedefaults'}{'coursequota'}{'community'}.'</b>').'</li>'.
+                                       '</ul>'.
+                                       '</li>';
+                    } else {
+                        $resulttext .= '<li>'.&mt('Default cumulative quota for all group portfolio spaces in course remains default: [_1] MB',$staticdefaults{'coursequota'}).'</li>';
+                    }
                 } elsif ($item eq 'mysqltables') {
                     if (ref($defaultshash{'coursedefaults'}{'mysqltables'}) eq 'HASH') {
                         $resulttext .= '<li>'.&mt('Lifetime of "Temporary" MySQL tables (student performance data) on homeserver').'<ul>'.
@@ -16448,6 +21522,41 @@ sub modify_coursedefaults {
                     } else {
                         $resulttext .= '<li>'.&mt('By default, only course owner and coordinators may clone a course.').'</li>';
                     }
+                } elsif ($item eq 'ltiauth') {
+                    if ($env{'form.'.$item} eq '1') {
+                        $resulttext .= '<li>'.&mt('LTI launch of deep-linked URL need not require re-authentication').'</li>';
+                    } else {
+                        $resulttext .= '<li>'.&mt('LTI launch of deep-linked URL will require re-authentication').'</li>';
+                    }
+                } elsif (($item eq 'domexttool') || ($item eq 'exttool') || ($item eq 'crsauthor')) {
+                    my @noyes = (&mt('no'),&mt('yes'));
+                    my %status = (
+                                   domexttool => {
+                                                  ishash => &mt('External Tools defined in the domain may be used as follows:'), 
+                                                  default => &mt('External Tools defined in the domain may be used in all course types, by default'),
+                                                 },
+                                   exttool => {
+                                                  ishash => &mt('External Tools can be defined and configured in course containers as follows:'),
+                                                  default => &mt('External Tools can not be defined in any course types, by default'),
+                                              },
+                                   crsauthor => {
+                                                  ishash => &mt('Standard Problems can be created within course containers as follows:'),
+                                                  default => &mt('Standard Problems can be created within any course type, by default'),
+                                                },
+                                 );
+                                   
+                    if (ref($defaultshash{'coursedefaults'}{$item}) eq 'HASH') {
+                        $resulttext .= '<li>'.$status{$item}{'ishash'}.'<ul>'.
+                                       '<li>'.&mt('Official courses: [_1]','<b>'.$noyes[$defaultshash{'coursedefaults'}{$item}{'official'}].'</b>').'</li>'.
+                                       '<li>'.&mt('Unofficial courses: [_1]','<b>'.$noyes[$defaultshash{'coursedefaults'}{$item}{'unofficial'}].'</b>').'</li>'.
+                                       '<li>'.&mt('Textbook courses: [_1]','<b>'.$noyes[$defaultshash{'coursedefaults'}{$item}{'textbook'}].'</b>').'</li>'.
+                                       '<li>'.&mt('Placement tests: [_1]','<b>'.$noyes[$defaultshash{'coursedefaults'}{$item}{'placement'}].'</b>').'</li>'.
+                                       '<li>'.&mt('Communities: [_1]','<b>'.$noyes[$defaultshash{'coursedefaults'}{$item}{'community'}].'</b>').'</li>'.
+                                       '</ul>'.
+                                       '</li>';
+                    } else {
+                        $resulttext .= '<li>'.$status{$item}{'default'}.'</li>';
+                    }
                 }
             }
             $resulttext .= '</ul>';
@@ -16700,6 +21809,345 @@ sub modify_selfenrollment {
     return $resulttext;
 }
 
+sub modify_wafproxy {
+    my ($dom,$action,$lastactref,%domconfig) = @_;
+    my %servers = &Apache::lonnet::internet_dom_servers($dom);
+    my (%othercontrol,%canset,%values,%curralias,%currsaml,%currvalue,@warnings,
+        %wafproxy,%changes,%expirecache,%expiresaml);
+    foreach my $server (sort(keys(%servers))) {
+        my $serverhome = &Apache::lonnet::get_server_homeID($servers{$server});
+        if ($serverhome eq $server) {
+            my $serverdom = &Apache::lonnet::host_domain($server);
+            if ($serverdom eq $dom) {
+                $canset{$server} = 1;
+            }
+        }
+    }
+    if (ref($domconfig{'wafproxy'}) eq 'HASH') {
+        %{$values{$dom}} = ();
+        if (ref($domconfig{'wafproxy'}{'alias'}) eq 'HASH') {
+            %curralias = %{$domconfig{'wafproxy'}{'alias'}};
+        }
+        if (ref($domconfig{'wafproxy'}{'saml'}) eq 'HASH') {
+            %currsaml = %{$domconfig{'wafproxy'}{'saml'}};
+        }
+        foreach my $item ('remoteip','ipheader','trusted','vpnint','vpnext','sslopt') {
+            $currvalue{$item} = $domconfig{'wafproxy'}{$item};
+        }
+    }
+    my $output;
+    if (keys(%canset)) {
+        %{$wafproxy{'alias'}} = ();
+        %{$wafproxy{'saml'}} = ();
+        foreach my $key (sort(keys(%canset))) {
+            if ($env{'form.wafproxy_'.$dom}) {
+                $wafproxy{'alias'}{$key} = $env{'form.wafproxy_alias_'.$key};
+                $wafproxy{'alias'}{$key} =~ s/^\s+|\s+$//g;
+                if ($wafproxy{'alias'}{$key} ne $curralias{$key}) {
+                    $changes{'alias'} = 1;
+                }
+                if ($env{'form.wafproxy_alias_saml_'.$key}) {
+                    $wafproxy{'saml'}{$key} = 1;
+                }
+                if ($wafproxy{'saml'}{$key} ne $currsaml{$key}) {
+                    $changes{'saml'} = 1;
+                }
+            } else {
+                $wafproxy{'alias'}{$key} = '';
+                $wafproxy{'saml'}{$key} = '';
+                if ($curralias{$key}) {
+                    $changes{'alias'} = 1;
+                }
+                if ($currsaml{$key}) {
+                    $changes{'saml'} = 1;
+                }
+            }
+            if ($wafproxy{'alias'}{$key} eq '') {
+                if ($curralias{$key}) {
+                    $expirecache{$key} = 1;
+                }
+                delete($wafproxy{'alias'}{$key});
+            }
+            if ($wafproxy{'saml'}{$key} eq '') {
+                if ($currsaml{$key}) {
+                    $expiresaml{$key} = 1;
+                }
+                delete($wafproxy{'saml'}{$key});
+            }
+        }
+        unless (keys(%{$wafproxy{'alias'}})) {
+            delete($wafproxy{'alias'});
+        }
+        unless (keys(%{$wafproxy{'saml'}})) {
+            delete($wafproxy{'saml'});
+        }
+        # Localization for values in %warn occurs in &mt() calls separately.
+        my %warn = (
+                     trusted => 'trusted IP range(s)',
+                     vpnint => 'internal IP range(s) for VPN sessions(s)',
+                     vpnext => 'IP range(s) for backend WAF connections',
+                   );
+        foreach my $item ('remoteip','ipheader','trusted','vpnint','vpnext','sslopt') {
+            my $possible = $env{'form.wafproxy_'.$item};
+            $possible =~ s/^\s+|\s+$//g;
+            if ($possible ne '') {
+                if ($item eq 'remoteip') {
+                    if ($possible =~ /^[mhn]$/) {
+                        $wafproxy{$item} = $possible;
+                    }
+                } elsif ($item eq 'ipheader') {
+                    if ($wafproxy{'remoteip'} eq 'h') {
+                        $wafproxy{$item} = $possible;
+                    }
+                } elsif ($item eq 'sslopt') {
+                    if ($possible =~ /^0|1$/) {
+                        $wafproxy{$item} = $possible;
+                    }
+                } else {
+                    my (@ok,$count);
+                    if (($item eq 'vpnint') || ($item eq 'vpnext')) {
+                        unless ($env{'form.wafproxy_vpnaccess'}) {
+                            $possible = '';
+                        }
+                    } elsif ($item eq 'trusted') {
+                        unless ($wafproxy{'remoteip'} eq 'h') {
+                            $possible = '';
+                        }
+                    }
+                    unless ($possible eq '') {
+                        $possible =~ s/[\r\n]+/\s/g;
+                        $possible =~ s/\s*-\s*/-/g;
+                        $possible =~ s/\s+/,/g;
+                        $possible =~ s/,+/,/g;
+                    }
+                    $count = 0;
+                    if ($possible ne '') {
+                        foreach my $poss (split(/\,/,$possible)) {
+                            $count ++;
+                            $poss = &validate_ip_pattern($poss);
+                            if ($poss ne '') {
+                                push(@ok,$poss);
+                            }
+                        }
+                        my $diff = $count - scalar(@ok);
+                        if ($diff) {
+                            push(@warnings,'<li>'.
+                                 &mt('[quant,_1,IP] invalid and excluded from saved value for [_2]',
+                                     $diff,$warn{$item}).
+                                 '</li>');
+                        }
+                        if (@ok) {
+                            my @cidr_list;
+                            foreach my $item (@ok) {
+                                @cidr_list = &Net::CIDR::cidradd($item,@cidr_list);
+                            }
+                            $wafproxy{$item} = join(',',@cidr_list);
+                        }
+                    }
+                }
+                if ($wafproxy{$item} ne $currvalue{$item}) {
+                    $changes{$item} = 1;
+                }
+            } elsif ($currvalue{$item}) {
+                $changes{$item} = 1;
+            }
+        }
+    } else {
+        if (keys(%curralias)) {
+            $changes{'alias'} = 1;
+        }
+        if (keys(%currsaml)) {
+            $changes{'saml'} = 1;
+        }
+        if (keys(%currvalue)) {
+            foreach my $key (keys(%currvalue)) {
+                $changes{$key} = 1;
+            }
+        }
+    }
+    if (keys(%changes)) {
+        my %defaultshash = (
+                              wafproxy => \%wafproxy,
+                           );
+        my $putresult = &Apache::lonnet::put_dom('configuration',\%defaultshash,
+                                                 $dom);
+        if ($putresult eq 'ok') {
+            my $cachetime = 24*60*60;
+            my (%domdefaults,$updatedomdefs);
+            foreach my $item ('ipheader','trusted','vpnint','vpnext','sslopt') {
+                if ($changes{$item}) {
+                    unless ($updatedomdefs) {
+                        %domdefaults = &Apache::lonnet::get_domain_defaults($dom);
+                        $updatedomdefs = 1;
+                    }
+                    if ($wafproxy{$item}) {
+                        $domdefaults{'waf_'.$item} = $wafproxy{$item};
+                    } elsif (exists($domdefaults{'waf_'.$item})) {
+                        delete($domdefaults{'waf_'.$item});
+                    }
+                }
+            }
+            if ($updatedomdefs) {
+                &Apache::lonnet::do_cache_new('domdefaults',$dom,\%domdefaults,$cachetime);
+                if (ref($lastactref) eq 'HASH') {
+                    $lastactref->{'domdefaults'} = 1;
+                }
+            }
+            if ((exists($wafproxy{'alias'})) || (keys(%expirecache))) {
+                my %updates = %expirecache;
+                foreach my $key (keys(%expirecache)) {
+                    &Apache::lonnet::devalidate_cache_new('proxyalias',$key);
+                }
+                if (ref($wafproxy{'alias'}) eq 'HASH') {
+                    my $cachetime = 24*60*60;
+                    foreach my $key (keys(%{$wafproxy{'alias'}})) {
+                        $updates{$key} = 1;
+                        &Apache::lonnet::do_cache_new('proxyalias',$key,$wafproxy{'alias'}{$key},
+                                                      $cachetime);
+                    }
+                }
+                if (ref($lastactref) eq 'HASH') {
+                    $lastactref->{'proxyalias'} = \%updates;
+                }
+            }
+            if ((exists($wafproxy{'saml'})) || (keys(%expiresaml))) {
+                my %samlupdates = %expiresaml;
+                foreach my $key (keys(%expiresaml)) {
+                    &Apache::lonnet::devalidate_cache_new('proxysaml',$key);
+                }
+                if (ref($wafproxy{'saml'}) eq 'HASH') {
+                    my $cachetime = 24*60*60;
+                    foreach my $key (keys(%{$wafproxy{'saml'}})) {
+                        $samlupdates{$key} = 1;
+                        &Apache::lonnet::do_cache_new('proxysaml',$key,$wafproxy{'saml'}{$key},
+                                                      $cachetime);
+                    }
+                }
+                if (ref($lastactref) eq 'HASH') {
+                    $lastactref->{'proxysaml'} = \%samlupdates;
+                }
+            }
+            $output = &mt('Changes were made to Web Application Firewall/Reverse Proxy').'<ul>';
+            foreach my $item ('alias','saml','remoteip','ipheader','trusted','vpnint','vpnext','sslopt') {
+                if ($changes{$item}) {
+                    if ($item eq 'alias') {
+                        my $numaliased = 0;
+                        if (ref($wafproxy{'alias'}) eq 'HASH') {
+                            my $shown;
+                            if (keys(%{$wafproxy{'alias'}})) {
+                                foreach my $server (sort(keys(%{$wafproxy{'alias'}}))) {
+                                    $shown .= '<li>'.&mt('[_1] aliased by [_2]',
+                                                         &Apache::lonnet::hostname($server),
+                                                         $wafproxy{'alias'}{$server}).'</li>';
+                                    $numaliased ++;
+                                }
+                                if ($numaliased) {
+                                    $output .= '<li>'.&mt('Aliases for hostnames set to: [_1]',
+                                                          '<ul>'.$shown.'</ul>').'</li>';
+                                }
+                            }
+                        }
+                        unless ($numaliased) {
+                            $output .= '<li>'.&mt('Aliases deleted for hostnames').'</li>';
+                        }
+                    } elsif ($item eq 'saml') {
+                        my $shown;
+                        if (ref($wafproxy{'saml'}) eq 'HASH') {
+                            if (keys(%{$wafproxy{'saml'}})) {
+                                $shown = join(', ',sort(keys(%{$wafproxy{'saml'}})));
+                            }
+                        }
+                        if ($shown) {
+                            $output .= '<li>'.&mt('Alias used by SSO Auth for: [_1]',
+                                                  $shown).'</li>';
+                        } else {
+                            $output .= '<li>'.&mt('No alias used for SSO Auth').'</li>';
+                        }
+                    } else {
+                        if ($item eq 'remoteip') {
+                            my %ip_methods = &remoteip_methods();
+                            if ($wafproxy{$item} =~ /^[mh]$/) {
+                                $output .= '<li>'.&mt("Method for determining user's IP set to: [_1]",
+                                                      $ip_methods{$wafproxy{$item}}).'</li>';
+                            } else {
+                                if (($env{'form.wafproxy_'.$dom}) && (ref($wafproxy{'alias'}) eq 'HASH')) {
+                                    $output .= '<li>'.&mt("No method in use to get user's real IP (will report IP used by WAF).").
+                                               '</li>';
+                                } else {
+                                    $output .= '<li>'.&mt('WAF/Reverse Proxy not in use').'</li>';
+                                }
+                            }
+                        } elsif ($item eq 'ipheader') {
+                            if ($wafproxy{$item}) {
+                                $output .= '<li>'.&mt('Request header with remote IP set to: [_1]',
+                                                      $wafproxy{$item}).'</li>';
+                            } else {
+                                $output .= '<li>'.&mt('Request header with remote IP deleted').'</li>';
+                            }
+                        } elsif ($item eq 'trusted') {
+                            if ($wafproxy{$item}) {
+                                $output .= '<li>'.&mt('Trusted IP range(s) set to: [_1]',
+                                                      $wafproxy{$item}).'</li>';
+                            } else {
+                                $output .= '<li>'.&mt('Trusted IP range(s) deleted').'</li>';
+                            }
+                        } elsif ($item eq 'vpnint') {
+                            if ($wafproxy{$item}) {
+                                $output .= '<li>'.&mt('Internal IP Range(s) for VPN sessions set to: [_1]',
+                                                       $wafproxy{$item}).'</li>';
+                            } else {
+                                $output .= '<li>'.&mt('Internal IP Range(s) for VPN sessions deleted').'</li>';
+                            }
+                        } elsif ($item eq 'vpnext') {
+                            if ($wafproxy{$item}) {
+                                $output .= '<li>'.&mt('IP Range(s) for backend WAF connections set to: [_1]',
+                                                       $wafproxy{$item}).'</li>';
+                            } else {
+                                $output .= '<li>'.&mt('IP Range(s) for backend WAF connections deleted').'</li>';
+                            }
+                        } elsif ($item eq 'sslopt') {
+                            if ($wafproxy{$item}) {
+                                $output .= '<li>'.&mt('WAF/Reverse Proxy expected to forward requests to https on LON-CAPA node, regardless of original protocol in web browser (http or https).').'</li>';
+                            } else {
+                                $output .= '<li>'.&mt('WAF/Reverse Proxy expected to preserve original protocol in web browser (either http or https) when forwarding to LON-CAPA node.').'</li>';
+                            }
+                        }
+                    }
+                }
+            }
+            $output .= '</ul>';
+        } else {
+            $output = '<span class="LC_error">'.
+                      &mt('An error occurred: [_1]',$putresult).'</span>';
+        }
+    } elsif (keys(%canset)) {
+        $output = &mt('No changes made to Web Application Firewall/Reverse Proxy settings');
+    }
+    if (@warnings) {
+        $output .= '<br />'.&mt('Warnings:').'<ul>'.
+                       join("\n",@warnings).'</ul>';
+    }
+    return $output;
+}
+
+sub validate_ip_pattern {
+    my ($pattern) = @_;
+    if ($pattern =~ /^([^-]+)\-([^-]+)$/) {
+        my ($start,$end) = ($1,$2);
+        if ((&Net::CIDR::cidrvalidate($start)) && (&Net::CIDR::cidrvalidate($end))) {
+            if (($start !~ m{/}) && ($end !~ m{/})) {
+                return $start.'-'.$end;
+            }
+        }
+    } elsif ($pattern ne '') {
+        $pattern = &Net::CIDR::cidrvalidate($pattern);
+        if ($pattern ne '') {
+            return $pattern;
+        }
+    }
+    return;
+}
+
 sub modify_usersessions {
     my ($dom,$lastactref,%domconfig) = @_;
     my @hostingtypes = ('version','excludedomain','includedomain');
@@ -16867,6 +22315,7 @@ sub modify_usersessions {
         }
     }
     $defaultshash{'usersessions'}{'offloadnow'} = {};
+    $defaultshash{'usersessions'}{'offloadoth'} = {};
     my @offloadnow = &Apache::loncommon::get_env_multiple('form.offloadnow');
     my @okoffload;
     if (@offloadnow) {
@@ -16883,6 +22332,22 @@ sub modify_usersessions {
             }
         }
     }
+    my @offloadoth = &Apache::loncommon::get_env_multiple('form.offloadoth');
+    my @okoffloadoth;
+    if (@offloadoth) {
+        foreach my $server (@offloadoth) {
+            if (&Apache::lonnet::hostname($server) ne '') {
+                unless (grep(/^\Q$server\E$/,@okoffloadoth)) {
+                    push(@okoffloadoth,$server);
+                }
+            }
+        }
+        if (@okoffloadoth) {
+            foreach my $lonhost (@okoffloadoth) {
+                $defaultshash{'usersessions'}{'offloadoth'}{$lonhost} = 1;
+            }
+        }
+    }
     if (ref($domconfig{'usersessions'}) eq 'HASH') {
         if (ref($domconfig{'usersessions'}{'spares'}) eq 'HASH') {
             if (ref($changes{'spares'}) eq 'HASH') {
@@ -16893,26 +22358,38 @@ sub modify_usersessions {
         } else {
             $savespares = 1;
         }
-        if (ref($domconfig{'usersessions'}{'offloadnow'}) eq 'HASH') {
-            foreach my $lonhost (keys(%{$domconfig{'usersessions'}{'offloadnow'}})) {
-                unless ($defaultshash{'usersessions'}{'offloadnow'}{$lonhost}) {
-                    $changes{'offloadnow'} = 1;
-                    last;
-                }
-            }
-            unless ($changes{'offloadnow'}) {
-                foreach my $lonhost (keys(%{$defaultshash{'usersessions'}{'offloadnow'}})) {
-                    unless ($domconfig{'usersessions'}{'offloadnow'}{$lonhost}) {
-                        $changes{'offloadnow'} = 1;
+        foreach my $offload ('offloadnow','offloadoth') {
+            if (ref($domconfig{'usersessions'}{$offload}) eq 'HASH') {
+                foreach my $lonhost (keys(%{$domconfig{'usersessions'}{$offload}})) {
+                    unless ($defaultshash{'usersessions'}{$offload}{$lonhost}) {
+                        $changes{$offload} = 1;
                         last;
                     }
                 }
+                unless ($changes{$offload}) {
+                    foreach my $lonhost (keys(%{$defaultshash{'usersessions'}{$offload}})) {
+                        unless ($domconfig{'usersessions'}{$offload}{$lonhost}) {
+                            $changes{$offload} = 1;
+                            last;
+                        }
+                    }
+                }
+            } else {
+                if (($offload eq 'offloadnow') && (@okoffload)) {
+                     $changes{'offloadnow'} = 1;
+                }
+                if (($offload eq 'offloadoth') && (@okoffloadoth)) {
+                    $changes{'offloadoth'} = 1;
+                }
             }
-        } elsif (@okoffload) {
+        }
+    } else {
+        if (@okoffload) {
             $changes{'offloadnow'} = 1;
         }
-    } elsif (@okoffload) {
-        $changes{'offloadnow'} = 1;
+        if (@okoffloadoth) {
+            $changes{'offloadoth'} = 1;
+        }
     }
     my $nochgmsg = &mt('No changes made to settings for user session hosting/offloading.');
     if ((keys(%changes) > 0) || ($savespares)) {
@@ -16929,6 +22406,9 @@ sub modify_usersessions {
                 if (ref($defaultshash{'usersessions'}{'offloadnow'}) eq 'HASH') {
                     $domdefaults{'offloadnow'} = $defaultshash{'usersessions'}{'offloadnow'};
                 }
+                if (ref($defaultshash{'usersessions'}{'offloadoth'}) eq 'HASH') {
+                    $domdefaults{'offloadoth'} = $defaultshash{'usersessions'}{'offloadoth'};
+                }
             }
             my $cachetime = 24*60*60;
             &Apache::lonnet::do_cache_new('domdefaults',$dom,\%domdefaults,$cachetime);
@@ -17008,16 +22488,31 @@ sub modify_usersessions {
                 if ($changes{'offloadnow'}) {
                     if (ref($defaultshash{'usersessions'}{'offloadnow'}) eq 'HASH') {
                         if (keys(%{$defaultshash{'usersessions'}{'offloadnow'}}) > 0) {
-                            $resulttext .= '<li>'.&mt('Switch active users on next access, for server(s):').'<ul>';
+                            $resulttext .= '<li>'.&mt('Switch any active user on next access, for server(s):').'<ul>';
                             foreach my $lonhost (sort(keys(%{$defaultshash{'usersessions'}{'offloadnow'}}))) {
                                 $resulttext .= '<li>'.$lonhost.'</li>';
                             }
                             $resulttext .= '</ul>';
                         } else {
-                            $resulttext .= '<li>'.&mt('No servers now set to switch active users on next access.');
+                            $resulttext .= '<li>'.&mt('No servers now set to switch any active user on next access.');
                         }
                     } else {
-                        $resulttext .= '<li>'.&mt('No servers now set to switch active users on next access.').'</li>';
+                        $resulttext .= '<li>'.&mt('No servers now set to switch any active user on next access.').'</li>';
+                    }
+                }
+                if ($changes{'offloadoth'}) {
+                    if (ref($defaultshash{'usersessions'}{'offloadoth'}) eq 'HASH') {
+                        if (keys(%{$defaultshash{'usersessions'}{'offloadoth'}}) > 0) {
+                            $resulttext .= '<li>'.&mt('Switch other institutions on next access, for server(s):').'<ul>';
+                            foreach my $lonhost (sort(keys(%{$defaultshash{'usersessions'}{'offloadoth'}}))) {
+                                $resulttext .= '<li>'.$lonhost.'</li>';
+                            }
+                            $resulttext .= '</ul>';
+                        } else {
+                            $resulttext .= '<li>'.&mt('No servers now set to switch other institutions on next access.');
+                        }
+                    } else {
+                        $resulttext .= '<li>'.&mt('No servers now set to switch other institutions on next access.').'</li>';
                     }
                 }
                 $resulttext .= '</ul>';
@@ -17303,8 +22798,10 @@ sub modify_trust {
             }
             my $cachetime = 24*60*60;
             &Apache::lonnet::do_cache_new('domdefaults',$dom,\%domdefaults,$cachetime);
+            &Apache::lonnet::do_cache_new('trust',$dom,$defaultshash{'trust'},3600);
             if (ref($lastactref) eq 'HASH') {
                 $lastactref->{'domdefaults'} = 1;
+                $lastactref->{'trust'} = 1;
             }
             if (keys(%changes) > 0) {
                 my %lt = &trust_titles();
@@ -17422,7 +22919,7 @@ sub modify_loadbalancing {
         }
         if ($env{'form.loadbalancing_cookie_'.$i}) {
             $defaultshash{'loadbalancing'}{$balancer}{'cookie'} = 1;
-            if (exists($currbalancer{$balancer})) { 
+            if (exists($currbalancer{$balancer})) {
                 unless ($currcookies{$balancer}) {
                     $changes{'curr'}{$balancer}{'cookie'} = 1;
                 }
@@ -17586,27 +23083,32 @@ sub modify_loadbalancing {
                             }
                         }
                         if ($changes{'curr'}{$balancer}{'cookie'}) {
-                            $resulttext .= '<li>'.&mt('Load Balancer: [_1] -- cookie use enabled',
-                                                      $balancer).'</li>'; 
+                            if ($currcookies{$balancer}) {
+                                $resulttext .= '<li>'.&mt('Load Balancer: [_1] -- cookie use disabled',
+                                                          $balancer).'</li>';
+                            } else {
+                                $resulttext .= '<li>'.&mt('Load Balancer: [_1] -- cookie use enabled',
+                                                          $balancer).'</li>';
+                            }
                         }
-                        if (keys(%toupdate)) {
-                            my %thismachine;
-                            my $updatedhere;
-                            my $cachetime = 60*60*24;
-                            map { $thismachine{$_} = 1; } &Apache::lonnet::current_machine_ids();
-                            foreach my $lonhost (keys(%toupdate)) {
-                                if ($thismachine{$lonhost}) {
-                                    unless ($updatedhere) {
-                                        &Apache::lonnet::do_cache_new('loadbalancing',$dom,
-                                                                      $defaultshash{'loadbalancing'},
-                                                                      $cachetime);
-                                        $updatedhere = 1;
-                                    }
-                                } else {
-                                    my $cachekey = &escape('loadbalancing').':'.&escape($dom);
-                                    &Apache::lonnet::remote_devalidate_cache($lonhost,[$cachekey]);
-                                }
+                    }
+                }
+                if (keys(%toupdate)) {
+                    my %thismachine;
+                    my $updatedhere;
+                    my $cachetime = 60*60*24;
+                    map { $thismachine{$_} = 1; } &Apache::lonnet::current_machine_ids();
+                    foreach my $lonhost (keys(%toupdate)) {
+                        if ($thismachine{$lonhost}) {
+                            unless ($updatedhere) {
+                                &Apache::lonnet::do_cache_new('loadbalancing',$dom,
+                                                              $defaultshash{'loadbalancing'},
+                                                              $cachetime);
+                                $updatedhere = 1;
                             }
+                        } else {
+                            my $cachekey = &escape('loadbalancing').':'.&escape($dom);
+                            &Apache::lonnet::remote_devalidate_cache($lonhost,[$cachekey]);
                         }
                     }
                 }
@@ -18176,7 +23678,7 @@ function updateNewSpares(formname,lonhos
 function checkNewSpares(lonhost,type) {
     var newSpare = document.getElementById('newspare_'+type+'_'+lonhost);
     var chosen =  newSpare.options[newSpare.selectedIndex].value;
-    if (chosen != '') { 
+    if (chosen != '') {
         var othertype;
         var othernewSpare;
         if (type == 'primary') {
@@ -18310,7 +23812,7 @@ function toggleDisplay(domForm,caller) {
         var dispval = 'block';
         var selfcreateRegExp = /^cancreate_emailverified/;
         if (caller == 'emailoptions') {
-            optionsElement = domForm.cancreate_email; 
+            optionsElement = domForm.cancreate_email;
         }
         if (caller == 'studentsubmission') {
             optionsElement = domForm.postsubmit;
@@ -18365,16 +23867,49 @@ sub devalidate_remote_domconfs {
     my %servers = &Apache::lonnet::internet_dom_servers($dom);
     my %thismachine;
     map { $thismachine{$_} = 1; } &Apache::lonnet::current_machine_ids();
-    my @posscached = ('domainconfig','domdefaults','ltitools','usersessions','directorysrch');
+    my @posscached = ('domainconfig','domdefaults','ltitools','usersessions',
+                      'directorysrch','passwdconf','cats','proxyalias','proxysaml',
+                      'ipaccess','trust');
+    my %cache_by_lonhost;
+    if (exists($cachekeys->{'samllanding'})) {
+        if (ref($cachekeys->{'samllanding'}) eq 'HASH') {
+            my %landing = %{$cachekeys->{'samllanding'}};
+            my %domservers = &Apache::lonnet::get_servers($dom);
+            if (keys(%domservers)) {
+                foreach my $server (keys(%domservers)) {
+                    my @cached;
+                    next if ($thismachine{$server});
+                    if ($landing{$server}) {
+                        push(@cached,&escape('samllanding').':'.&escape($server));
+                    }
+                    if (@cached) {
+                        $cache_by_lonhost{$server} = \@cached;
+                    }
+                }
+            }
+        }
+    }
     if (keys(%servers)) {
         foreach my $server (keys(%servers)) {
             next if ($thismachine{$server});
             my @cached;
             foreach my $name (@posscached) {
                 if ($cachekeys->{$name}) {
-                    push(@cached,&escape($name).':'.&escape($dom));
+                    if (($name eq 'proxyalias') || ($name eq 'proxysaml')) {
+                        if (ref($cachekeys->{$name}) eq 'HASH') {
+                            foreach my $key (keys(%{$cachekeys->{$name}})) {
+                                push(@cached,&escape($name).':'.&escape($key));
+                            }
+                        }
+                    } else {
+                        push(@cached,&escape($name).':'.&escape($dom));
+                    }
                 }
             }
+            if ((exists($cache_by_lonhost{$server})) &&
+                (ref($cache_by_lonhost{$server}) eq 'ARRAY')) {
+                push(@cached,@{$cache_by_lonhost{$server}});
+            }
             if (@cached) {
                 &Apache::lonnet::remote_devalidate_cache($server,\@cached);
             }