--- loncom/interface/loncreateuser.pm	2016/12/26 18:43:52	1.426
+++ loncom/interface/loncreateuser.pm	2017/01/28 21:35:49	1.433
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Create a user
 #
-# $Id: loncreateuser.pm,v 1.426 2016/12/26 18:43:52 raeburn Exp $
+# $Id: loncreateuser.pm,v 1.433 2017/01/28 21:35:49 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -536,84 +536,6 @@ sub domainrole_req {
            &Apache::loncommon::end_data_table();
 }
 
-sub domadhocroles {
-    my ($ccuname,$ccdomain) = @_;
-    my $confname = &Apache::lonnet::get_domainconfiguser($env{'request.role.domain'});
-    my %existing=&Apache::lonnet::dump('roles',$env{'request.role.domain'},
-                                       $confname,'rolesdef_');
-    my ($output,$canmodify);
-    if (&Apache::lonnet::allowed('cdh',$env{'request.role.domain'})) {
-        $canmodify = 1;
-    }
-    if (keys(%existing) > 0) {
-        my @current;
-        my $curradhoc = 'adhocroles.'.$env{'request.role.domain'};
-        my %userenv = &Apache::lonnet::userenvironment($ccdomain,$ccuname,$curradhoc);
-        if ($userenv{$curradhoc}) {
-            @current = split(/,/,$userenv{$curradhoc});
-        }
-        if (!$canmodify && !@current) {
-            return;
-        }
-        my %customroles;
-        foreach my $key (keys(%existing)) {
-            if ($key=~/^rolesdef\_(\w+)$/) {
-                my $rolename = $1;
-                my %privs;
-                ($privs{'system'},$privs{'domain'},$privs{'course'}) = split(/\_/,$existing{$key});
-                $customroles{$rolename} = \%privs;
-            }
-        }
-        $output = '<br /><h3>'.
-                  &mt('Ad Hoc Course Roles Selectable via Helpdesk Role').
-                  '</h3>'."\n".
-                  &Apache::loncommon::start_data_table().
-                  &Apache::loncommon::start_data_table_header_row();
-        if ($canmodify) {
-            $output .= '<th>'.&mt('Action').'</th>';
-        }
-        $output .= '<th>'.&mt('Role').'</th>'.
-                   '<th>'.&mt('Privileges in Course').'<th>'.
-                   &Apache::loncommon::end_data_table_header_row();
-        foreach my $key (sort(keys(%customroles))) {
-            next if ((!$canmodify) && (!grep(/^\Q$key\E$/,@current)));
-            $output .= &Apache::loncommon::start_data_table_row();
-            if ($canmodify) {
-                if (grep(/^\Q$key\E$/,@current)) {
-                    $output .= '<td><label>'.
-                               '<input type="checkbox" name="adhocroledel" value="'.$key.'" />'.
-                               &mt('Delete').'</label>'.
-                               '</td>';
-                } else {
-                    $output .= '<td><label>'.
-                               '<input type="checkbox" name="adhocroleadd" value="'.$key.'" />'.
-                               &mt('Add').'</label>'.
-                               '</td>';
-                }
-            }
-            $output .= '<td>'.$key.'</td><td>';
-            foreach my $level ('course','domain','system') {
-                if ($customroles{$key}{$level}) {
-                    my $suffix;
-                    if (($level eq 'domain') || ($level eq 'system')) {
-                        $suffix = '&nbsp;('.&mt($level).')';
-                    }
-                    my @privs = split(/:/,$customroles{$key}{$level});
-                    foreach my $item (@privs) {
-                        next if ($item eq '');
-                        my ($priv,$cond) = split(/\&/,$item);
-                        $output .= &Apache::lonnet::plaintext($priv,'Course').$suffix.'<br />';
-                    }
-                }
-            }
-            $output .= '</td>'.
-                       &Apache::loncommon::end_data_table_row();
-        }
-        $output .= &Apache::loncommon::end_data_table();
-    }
-    return $output;
-}
-
 sub courserequest_titles {
     my %titles = &Apache::lonlocal::texthash (
                                    official   => 'Official',
@@ -938,7 +860,7 @@ ENDBLOCK
         $output = '<p>'.$userpicker.'</p>';
     }
     if (($env{'form.phase'} eq '') && ($env{'form.action'} ne 'accesslogs') &&
-        (!(($env{'form.action'} eq 'singleuser') && ($context eq 'domain') && 
+        (!(($env{'form.action'} eq 'singleuser') && ($context eq 'domain') &&
         (!&Apache::lonnet::allowed('mau',$env{'request.role.domain'}))))) {
         my $defdom=$env{'request.role.domain'};
         my $domform = &Apache::loncommon::select_dom_form($defdom,'srchdomain');
@@ -1363,7 +1285,7 @@ ENDFORMINFO
     }
     my $title = '';
     if ($newuser) {
-        my ($portfolioform,$domroleform,$adhocroleform);
+        my ($portfolioform,$domroleform);
         if ((&Apache::lonnet::allowed('mpq',$env{'request.role.domain'})) ||
             (&Apache::lonnet::allowed('mut',$env{'request.role.domain'}))) {
             # Current user has quota or user tools modification privileges
@@ -1373,12 +1295,6 @@ ENDFORMINFO
             ($ccdomain eq $env{'request.role.domain'})) {
             $domroleform = '<br />'.&domainrole_req($ccuname,$ccdomain);
         }
-        if (&Apache::lonnet::allowed('cdh',$env{'request.role.domain'})) {
-            $adhocroleform = &domadhocroles($ccuname,$ccdomain);
-            if ($adhocroleform) {
-                $adhocroleform = '<br />'.$adhocroleform;
-            }
-        }
         &initialize_authen_forms($ccdomain,$formname);
         my %lt=&Apache::lonlocal::texthash(
                 'lg'             => 'Login Data',
@@ -1489,7 +1405,7 @@ ENDAUTH
         } else {
             $r->print(&Apache::lonuserutils::set_login($ccdomain,$authformkrb,$authformint,$authformloc)); 
         }
-        $r->print($portfolioform.$domroleform.$adhocroleform);
+        $r->print($portfolioform.$domroleform);
         if ($env{'form.action'} eq 'singlestudent') {
             $r->print(&date_sections_select($context,$newuser,$formname,
                                             $permission,$crstype,$ccuname,
@@ -1519,7 +1435,7 @@ ENDAUTH
         $r->print('<div class="LC_left_float">');
         $r->print(&personal_data_display($ccuname,$ccdomain,$newuser,$context,
                                          $inst_results{$ccuname.':'.$ccdomain}));
-        if ((&Apache::lonnet::allowed('ccc',$env{'request.role.domain'})) || 
+        if ((&Apache::lonnet::allowed('ccc',$env{'request.role.domain'})) ||
             (&Apache::lonnet::allowed('udp',$env{'request.role.domain'}))) {
             $r->print('<br /><h3>'.&mt('User Can Request Creation of Courses/Communities in this Domain?').'</h3>'.
                       &Apache::loncommon::start_data_table());
@@ -1532,20 +1448,16 @@ ENDAUTH
             $r->print(&Apache::loncommon::end_data_table());
         }
         $r->print('</div>');
-        my @order = ('auth','quota','tools','requestauthor','adhocroles');
+        my @order = ('auth','quota','tools','requestauthor');
         my %user_text;
         my ($isadv,$isauthor) = 
             &Apache::lonnet::is_advanced_user($ccdomain,$ccuname);
         if ((!$isauthor) && 
             ((&Apache::lonnet::allowed('cau',$env{'request.role.domain'})) ||
              (&Apache::lonnet::allowed('udp',$env{'request.role.domain'}))) &&
-            ($env{'request.role.domain'} eq $ccdomain)) {
+             ($env{'request.role.domain'} eq $ccdomain)) {
             $user_text{'requestauthor'} = &domainrole_req($ccuname,$ccdomain);
         }
-        if ((&Apache::lonnet::allowed('cdh',$env{'request.role.domain'})) || 
-            (&Apache::lonnet::allowed('udp',$env{'request.role.domain'}))) {
-            $user_text{'adhocroles'} = &domadhocroles($ccuname,$ccdomain);
-        }
         $user_text{'auth'} =  &user_authentication($ccuname,$ccdomain,$formname);
         if ((&Apache::lonnet::allowed('mpq',$ccdomain)) ||
             (&Apache::lonnet::allowed('mut',$ccdomain)) ||
@@ -1614,7 +1526,7 @@ ENDNOTOOLSPRIV
         } elsif (($context eq 'course') && ((&Apache::lonnet::allowed('vcl',$env{'request.course.id'})) ||
                  ($env{'request.course.sec'} &&
                   &Apache::lonnet::allowed('vcl',$env{'request.course.id'}.'/'.$env{'request.course.sec'})))) {
-            $statuses = ['active'];   
+            $statuses = ['active'];
         }
         if ($env{'form.action'} ne 'singlestudent') {
             &display_existing_roles($r,$ccuname,$ccdomain,\%inccourses,$context,
@@ -1848,7 +1760,7 @@ sub display_existing_roles {
         if ($active) {
             next unless($showall || $showactive);
         } else {
-            next unless($showall || $showexpired); 
+            next unless($showall || $showexpired);
         }
 # Is this a custom role? Get role owner and title.
         my ($croleudom,$croleuname,$croletitle)=
@@ -1993,7 +1905,7 @@ sub display_existing_roles {
             } else {
                 $row.='&nbsp;';
             }
-            $row.= '</td>'; 
+            $row.= '</td>';
         }
         my $plaintext='';
         if (!$croletitle) {
@@ -2931,12 +2843,6 @@ sub update_user_data {
                                                     $newcustom{'requestauthor'},
                                                     \%changeHash,'requestauthor');
                 }
-                if (&Apache::lonnet::allowed('cdh',$env{'request.role.domain'})) {
-                    my @adds = &Apache::loncommon::get_env_multiple('form.adhocroleadd');
-                    if (&adhocrole_changes(\%changeHash)) {
-                        $changed{'adhocroles.'.$env{'request.role.domain'}} = $changeHash{'adhocroles.'.$env{'request.role.domain'}};
-                    }
-                }
             }
             if ($canmodify_status{'inststatus'}) {
                 if (exists($env{'form.inststatus'})) {
@@ -3000,8 +2906,7 @@ sub update_user_data {
              'requestcourses.community','requestcourses.textbook',
              'reqcrsotherdom.official','reqcrsotherdom.unofficial',
              'reqcrsotherdom.community','reqcrsotherdom.textbook',
-             'reqcrsotherdom.placement','requestauthor',
-             'adhocroles.'.$env{'request.role.domain'}],
+             'reqcrsotherdom.placement','requestauthor'],
               $env{'form.ccdomain'},$env{'form.ccuname'});
         my ($tmp) = keys(%userenv);
         if ($tmp =~ /^(con_lost|error)/i) { 
@@ -3140,7 +3045,6 @@ sub update_user_data {
                 &Apache::loncommon::default_quota($env{'form.ccdomain'},$oldinststatus,$name);
             ($newdefquota{$name},$newsettingstatus{$name}) = ($olddefquota{$name},$oldsettingstatus{$name});
         }
-        push(@disporder,'adhocroles');
         my %canshow;
         if (&Apache::lonnet::allowed('mpq',$env{'form.ccdomain'})) {
             $canshow{'quota'} = 1;
@@ -3159,9 +3063,6 @@ sub update_user_data {
         if (&Apache::lonnet::allowed('cau',$env{'form.ccdomain'})) {
             $canshow{'requestauthor'} = 1;
         }
-        if (&Apache::lonnet::allowed('cdh',$env{'request.role.domain'})) {
-            $canshow{'adhocroles'} = 1;
-        }
         my (%changeHash,%changed);
         if ($oldinststatus eq '') {
             $oldsettings{'inststatus'} = $othertitle; 
@@ -3275,14 +3176,6 @@ sub update_user_data {
                 &tool_changes('reqcrsotherdom',\@requestcourses,\%oldsettings,\%oldsettingstext,
                               \%userenv,\%changeHash,\%changed,\%newsettings,\%newsettingstext);
             }
-            if ($userenv{'adhocroles.'.$env{'request.role.domain'}}) {
-                $changeHash{'adhocroles.'.$env{'request.role.domain'}} = $userenv{'adhocroles.'.$env{'request.role.domain'}};
-            }
-            if (&adhocrole_changes(\%changeHash,\%userenv)) {
-                $changed{'adhocroles'} = 1;
-                $oldsettings{'adhocroles'} = $userenv{'adhocroles.'.$env{'request.role.domain'}};
-                $newsettings{'adhocroles'} = $changeHash{'adhocroles.'.$env{'request.role.domain'}};
-            }
         }
         foreach my $item (@userinfo) {
             if ($env{'form.c'.$item} ne $userenv{$item}) {
@@ -3325,9 +3218,6 @@ sub update_user_data {
           &Apache::lonnet::usertools_access($env{'user.name'},$env{'user.domain'},
                                             $key,'reload','requestauthor');
                                 }
-                            } elsif ($key eq 'adhocroles') {
-                                $newenvhash{'adhocroles.'.$env{'request.role.domain'}} =
-                                    $changeHash{'adhocroles.'.$env{'request.role.domain'}};
                             } elsif ($key ne 'quota') {
                                 $newenvhash{'environment.tools.'.$key} = 
                                     $changeHash{'tools.'.$key};
@@ -3520,7 +3410,6 @@ sub display_userinfo {
          'textbook'       => 'Can Request Textbook Courses',
          'placement'      => 'Can Request Placement Tests',
          'requestauthor'  => 'Can Request Author Role',
-         'adhocroles'     => 'Ad Hoc Roles Selectable via Helpdesk Role',
          'inststatus'     => "Affiliation",
          'prvs'           => 'Previous Value:',
          'chto'           => 'Changed To:'
@@ -3886,70 +3775,6 @@ sub tool_changes {
     return;
 }
 
-sub adhocrole_changes {
-    my ($changehashref,$userenv) = @_;
-    my @adds = &Apache::loncommon::get_env_multiple('form.adhocroleadd');
-    my @dels = &Apache::loncommon::get_env_multiple('form.adhocroledel');
-    my (@saved,@added,@alladhoc,$changed);
-    my $adhoc_key = 'adhocroles.'.$env{'request.role.domain'};
-    if (!$env{'form.makeuser'}) {
-        if (ref($userenv) eq 'HASH') {
-            my @current;
-            if ($userenv->{$adhoc_key}) {
-                @current = split(/,/,$userenv->{$adhoc_key});
-                if (@dels) {
-                    foreach my $curr (@current) {
-                        next if ($curr eq '');
-                        unless (grep(/\Q$curr\E$/,@dels)) {
-                            push(@saved,$curr);
-                        }
-                    }
-                    $changed = 1;
-                } else {
-                    @saved = @current;
-                }
-            }
-        }
-    }
-    if (@adds) {
-        my $confname = &Apache::lonnet::get_domainconfiguser($env{'request.role.domain'});
-        my %existing=&Apache::lonnet::dump('roles',$env{'request.role.domain'},
-                                           $confname,'rolesdef_');
-        foreach my $poss (@adds) {
-            if (exists($existing{'rolesdef_'.$poss})) {
-                push(@added,$poss);
-                $changed = 1;
-            }
-        }
-    }
-    if (@added) {
-        if (@saved) {
-            foreach my $add (@added) {
-                unless (grep(/^\Q$add\E$/,@saved)) {
-                    push(@alladhoc,$add);
-                }
-            }
-        } else {
-            push(@alladhoc,@added);
-        }
-    }
-    if (@saved) {
-        push(@alladhoc,@saved);
-    }
-    if (@alladhoc) {
-        my $adhocstr = join(',',sort(@alladhoc));
-        $changehashref->{$adhoc_key} = $adhocstr;
-    } elsif (@dels) {
-        &Apache::lonnet::del('environment',[$adhoc_key],$env{'form.ccdomain'},$env{'form.ccuname'});
-        delete($changehashref->{$adhoc_key});
-        if (($env{'form.ccdomain'} eq $env{'user.domain'}) &&
-            ($env{'form.ccuname'} eq $env{'user.name'})) {
-            &Apache::lonnet::delenv($adhoc_key);
-        }
-    }
-    return $changed;
-}
-
 sub update_roles {
     my ($r,$context,$showcredits) = @_;
     my $now=time;
@@ -4559,7 +4384,6 @@ sub custom_role_editor {
               );
     my $args = { bread_crumbs          => $brcrum,
                  bread_crumbs_component => 'User Management'};
- 
     $r->print(&Apache::loncommon::start_page('Custom Role Editor',
                                              $head_script,$args).
               $body_top);
@@ -5200,7 +5024,7 @@ sub handler {
             } elsif ($env{'form.state'} eq 'done') {
                 $r->print('<h3>'.&mt('Enrollment request processing').'</h3>'."\n");
                 $r->print(&Apache::loncoursequeueadmin::update_request_queue($context,
-                               $cdom,$cnum,$coursedesc));
+                              $cdom,$cnum,$coursedesc));
             }
         } else {
             $r->print(&header(undef,{'no_nav_bar' => 1}).
@@ -5213,6 +5037,21 @@ sub handler {
             $r->print(&header(undef,{'no_nav_bar' => 1}).
                      '<span class="LC_error">'.&mt('You do not have permission to view change logs').'</span>');
         }
+    } elsif ($env{'form.action'} eq 'helpdesk') {
+        if (($permission->{'owner'}) || ($permission->{'co-owner'})) {
+            if ($env{'form.state'} eq 'process') {
+                if ($permission->{'owner'}) {
+                    &update_helpdeskaccess($r,$permission,$brcrum);
+                } else {
+                    &print_helpdeskaccess_display($r,$permission,$brcrum);
+                }
+            } else {
+                &print_helpdeskaccess_display($r,$permission,$brcrum);
+            }
+        } else {
+            $r->print(&header(undef,{'no_nav_bar' => 1}).
+                      '<span class="LC_error">'.&mt('You do not have permission to view helpdesk access').'</span>');
+        }
     } else {
         $bread_crumbs_component = 'User Management';
         $args = { bread_crumbs           => $brcrum,
@@ -5466,9 +5305,8 @@ sub print_main_menu {
                 );
   if ($linkcontext eq 'domain') {
       unless ($permission->{'cusr'}) {
-          $links{'domain'}{'singleuser'} = 'View a User'; 
+          $links{'domain'}{'singleuser'} = 'View a User';
           $linktitles{'domain'}{'singleuser'} = 'View information about a user in the domain';
-          
       }
   } elsif ($linkcontext eq 'course') {
       unless ($permission->{'cusr'}) {
@@ -5625,7 +5463,15 @@ sub print_main_menu {
             },
         );
         push(@{ $menu[2]->{items} }, #Category: Administration
-            {    
+            {
+             linktext => 'Helpdesk Access',
+             icon => 'helpdesk-access.png',
+             #help => 'Course_Helpdesk_Access',
+             url => '/adm/createuser?action=helpdesk',
+             permission => ($permission->{'owner'} || $permission->{'co-owner'}),
+             linktitle => 'Helpdesk access options',
+            },
+            {
              linktext => 'Custom Roles',
              icon => 'emblem-photos.png',
              #help => 'Course_Editing_Custom_Roles',
@@ -6214,7 +6060,7 @@ ENDSCRIPT
             } elsif ($item eq 'approval') {
                 my ($currnotified,$currapproval,%appchecked);
                 my %selfdescs = &Apache::lonuserutils::selfenroll_default_descs();
-                if (ref($currsettings) eq 'HASH') { 
+                if (ref($currsettings) eq 'HASH') {
                     $currnotified = $currsettings->{'selfenroll_notifylist'};
                     $currapproval = $currsettings->{'selfenroll_approval'};
                 }
@@ -6748,7 +6594,7 @@ ENDSCRIPT
             }
         }
         if (($context eq 'course') && ($viewablesec ne '')) {
-            next if ($roleslog{$id}{'logentry'}{'section'} ne $viewablesec); 
+            next if ($roleslog{$id}{'logentry'}{'section'} ne $viewablesec);
         }
         $count ++;
         next if ($count < $minshown);
@@ -6838,20 +6684,25 @@ sub print_useraccesslogs_display {
 
 # set breadcrumbs
     my %breadcrumb_text = &singleuser_breadcrumb('','domain',$udom);
-    push (@{$brcrum},
-        {href => "javascript:backPage($form)",
-         text => $breadcrumb_text{'search'}});
-    my (@prevphases,$prevphasestr);
-    if ($env{'form.prevphases'}) {
-        @prevphases = split(/,/,$env{'form.prevphases'});
-        $prevphasestr = $env{'form.prevphases'};
-    }
-    if (($env{'form.phase'} eq 'userpicked') || (grep(/^userpicked$/,@prevphases))) {
-        push(@{$brcrum},
-              {href => "javascript:backPage($form,'get_user_info','select')",
-               text => $breadcrumb_text{'userpicked'}});
-        if ($env{'form.phase'} eq 'userpicked') {
-            $prevphasestr = 'userpicked';
+    my $prevphasestr;
+    if ($env{'form.popup'}) {
+        $brcrum = [];
+    } else {
+        push (@{$brcrum},
+            {href => "javascript:backPage($form)",
+             text => $breadcrumb_text{'search'}});
+        my @prevphases;
+        if ($env{'form.prevphases'}) {
+            @prevphases = split(/,/,$env{'form.prevphases'});
+            $prevphasestr = $env{'form.prevphases'};
+        }
+        if (($env{'form.phase'} eq 'userpicked') || (grep(/^userpicked$/,@prevphases))) {
+            push(@{$brcrum},
+                  {href => "javascript:backPage($form,'get_user_info','select')",
+                   text => $breadcrumb_text{'userpicked'}});
+            if ($env{'form.phase'} eq 'userpicked') {
+                $prevphasestr = 'userpicked';
+            }
         }
     }
     push(@{$brcrum},
@@ -6863,6 +6714,7 @@ sub print_useraccesslogs_display {
                  bread_crumbs_component => 'User Management'};
     if ($env{'form.popup'}) {
         $args->{'no_nav_bar'} = 1;
+        $args->{'bread_crumbs_nomenu'} = 1;
     }
 
 # set javascript
@@ -6888,8 +6740,12 @@ ENDSCRIPT
     unless ($permission->{'activity'}) {
         $r->print('<p class="LC_warning">'
                  .&mt('You do not have rights to display user access logs.')
-                 .'</p>'
-                 .&earlyout_accesslog_form($formname,$prevphasestr,$udom));
+                 .'</p>');
+        if ($env{'form.popup'}) {
+            $r->print('<p><a href="javascript:window.close()">'.&mt('Close window').'</a></p>');
+        } else {
+            $r->print(&earlyout_accesslog_form($formname,$prevphasestr,$udom));
+        }
         return;
     }
 
@@ -6955,8 +6811,10 @@ ENDSCRIPT
     my ($nav_script,$nav_links);
 
 # table header
-    my $tableheader =
-        &Apache::loncommon::start_data_table_header_row()
+    my $tableheader = '<h3>'.
+        &mt('User access logs for: [_1]',
+            &Apache::loncommon::aboutmewrapper(&Apache::loncommon::plainname($uname,$udom),$uname,$udom)).'</h3>'
+       .&Apache::loncommon::start_data_table_header_row()
        .'<th>&nbsp;</th>'
        .'<th>'.&mt('When').'</th>'
        .'<th>'.&mt('HostID').'</th>'
@@ -7155,7 +7013,7 @@ sub activity_display_filter {
     # Update Display button
     $output .= '<p>'
               .'<input type="submit" value="'.&mt('Update Display').'" />'
-              .'</p>';
+              .'</p><hr />';
     return $output;
 }
 
@@ -7332,6 +7190,988 @@ sub rolechg_contexts {
     return %lt;
 }
 
+sub print_helpdeskaccess_display {
+    my ($r,$permission,$brcrum) = @_;
+    my $formname = 'helpdeskaccess';
+    my $helpitem = 'Course_Helpdesk_Access';
+    push (@{$brcrum},
+             {href => '/adm/createuser?action=helpdesk',
+              text => 'Helpdesk Access',
+              help => $helpitem});
+    my $bread_crumbs_component = 'Helpdesk Staff Access';
+    my $args = { bread_crumbs           => $brcrum,
+                 bread_crumbs_component => $bread_crumbs_component};
+
+    my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+    my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+    my $confname = $cdom.'-domainconfig';
+    my $crstype = &Apache::loncommon::course_type();
+
+    my @accesstypes = ('all','anydh','anyda','none');
+    my ($numstatustypes,@jsarray);
+    my ($othertitle,$usertypes,$types) = &Apache::loncommon::sorted_inst_types($cdom);
+    if (ref($types) eq 'ARRAY') {
+        if (@{$types} > 0) {
+            $numstatustypes = scalar(@{$types});
+            push(@accesstypes,'status');
+            @jsarray = ('bystatus');
+        }
+    }
+    my %customroles = &get_domain_customroles($cdom,$confname);
+    my %domhelpdesk = &Apache::lonnet::get_active_domroles($cdom,['dh','da']);
+    if (keys(%domhelpdesk)) {
+       push(@accesstypes,('inc','exc'));
+       push(@jsarray,('notinc','notexc'));
+    }
+    push(@jsarray,'privs');
+    my $hiddenstr = join("','",@jsarray);
+    my $rolestr = join("','",sort(keys(%customroles)));
+
+    my $jscript;
+    my (%settings,%overridden);
+    if (keys(%customroles)) {
+        &get_adhocrole_settings($env{'request.course.id'},\@accesstypes,
+                                $types,\%customroles,\%settings,\%overridden);
+        my %jsfull=();
+        my %jslevels= (
+                     course => {},
+                     domain => {},
+                     system => {},
+                    );
+        my %jslevelscurrent=(
+                           course => {},
+                           domain => {},
+                           system => {},
+                          );
+        my (%privs,%jsprivs);
+        &Apache::lonuserutils::custom_role_privs(\%privs,\%jsfull,\%jslevels,\%jslevelscurrent);
+        foreach my $priv (keys(%jsfull)) {
+            if ($jslevels{'course'}{$priv}) {
+                $jsprivs{$priv} = 1;
+            }
+        }
+        my (%elements,%stored);
+        foreach my $role (keys(%customroles)) {
+            $elements{$role.'_access'} = 'radio';
+            $elements{$role.'_incrs'} = 'radio';
+            if ($numstatustypes) {
+                $elements{$role.'_status'} = 'checkbox';
+            }
+            if (keys(%domhelpdesk) > 0) {
+                $elements{$role.'_staff_inc'} = 'checkbox';
+                $elements{$role.'_staff_exc'} = 'checkbox';
+            }
+            $elements{$role.'_override'} = 'checkbox';
+            if (ref($settings{$role}) eq 'HASH') {
+                if ($settings{$role}{'access'} ne '') {
+                    my $curraccess = $settings{$role}{'access'};
+                    $stored{$role.'_access'} = $curraccess;
+                    $stored{$role.'_incrs'} = 1;
+                    if ($curraccess eq 'status') {
+                        if (ref($settings{$role}{'status'}) eq 'ARRAY') {
+                            $stored{$role.'_status'} = $settings{$role}{'status'};
+                        }
+                    } elsif (($curraccess eq 'exc') || ($curraccess eq 'inc')) {
+                        if (ref($settings{$role}{$curraccess}) eq 'ARRAY') {
+                            $stored{$role.'_staff_'.$curraccess} = $settings{$role}{$curraccess};
+                        }
+                    }
+                } else {
+                    $stored{$role.'_incrs'} = 0;
+                }
+                $stored{$role.'_override'} = [];
+                if ($env{'course.'.$env{'request.course.id'}.'.internal.adhocpriv.'.$role}) {
+                    if (ref($settings{$role}{'off'}) eq 'ARRAY') {
+                        foreach my $priv (@{$settings{$role}{'off'}}) {
+                            push(@{$stored{$role.'_override'}},$priv);
+                        }
+                    }
+                    if (ref($settings{$role}{'on'}) eq 'ARRAY') {
+                        foreach my $priv (@{$settings{$role}{'on'}}) {
+                            unless (grep(/^$priv$/,@{$stored{$role.'_override'}})) {
+                                push(@{$stored{$role.'_override'}},$priv);
+                            }
+                        }
+                    }
+                }
+            } else {
+                $stored{$role.'_incrs'} = 0;
+            }
+        }
+        $jscript = &Apache::lonhtmlcommon::set_form_elements(\%elements,\%stored);
+    }
+
+    my $js = <<"ENDJS";
+<script type="text/javascript">
+// <![CDATA[
+$jscript;
+
+function switchRoleTab(caller,role) {
+    if (document.getElementById(role+'_maindiv')) {
+        if (caller.id != 'LC_current_minitab') {
+            if (document.getElementById('LC_current_minitab')) {
+                document.getElementById('LC_current_minitab').id=null;
+            }
+            var roledivs = Array('$rolestr');
+            if (roledivs.length > 0) {
+                for (var i=0; i<roledivs.length; i++) {
+                    if (document.getElementById(roledivs[i]+'_maindiv')) {
+                        document.getElementById(roledivs[i]+'_maindiv').style.display='none';
+                    }
+                }
+            }
+            caller.id = 'LC_current_minitab';
+            document.getElementById(role+'_maindiv').style.display='block';
+        }
+    }
+    return false;
+}
+
+function helpdeskAccess(role) {
+    var curraccess = null;
+    if (document.$formname.elements[role+'_access'].length) {
+        for (var i=0; i<document.$formname.elements[role+'_access'].length; i++) {
+            if (document.$formname.elements[role+'_access'][i].checked) {
+                curraccess = document.$formname.elements[role+'_access'][i].value;
+            }
+        }
+    }
+    var shown = Array();
+    var hidden = Array();
+    if (curraccess == 'none') {
+        hidden = Array ('$hiddenstr');
+    } else {
+        if (curraccess == 'status') {
+            shown = Array ('bystatus','privs');
+            hidden = Array ('notinc','notexc');
+        } else {
+            if (curraccess == 'exc') {
+                shown = Array ('notexc','privs');
+                hidden = Array ('notinc','bystatus');
+            }
+            if (curraccess == 'inc') {
+                shown = Array ('notinc','privs');
+                hidden = Array ('notexc','bystatus');
+            }
+            if (curraccess == 'all') {
+                shown = Array ('privs');
+                hidden = Array ('notinc','notexc','bystatus');
+            }
+        }
+    }
+    if (hidden.length > 0) {
+        for (var i=0; i<hidden.length; i++) {
+            if (document.getElementById(role+'_'+hidden[i])) {
+                document.getElementById(role+'_'+hidden[i]).style.display = 'none';
+            }
+        }
+    }
+    if (shown.length > 0) {
+        for (var i=0; i<shown.length; i++) {
+            if (document.getElementById(role+'_'+shown[i])) {
+                if (shown[i] == 'privs') {
+                    document.getElementById(role+'_'+shown[i]).style.display = 'block';
+                } else {
+                    document.getElementById(role+'_'+shown[i]).style.display = 'inline';
+                }
+            }
+        }
+    }
+    return;
+}
+
+function toggleAccess(role) {
+    if ((document.getElementById(role+'_setincrs')) &&
+        (document.getElementById(role+'_setindom'))) {
+        for (var i=0; i<document.$formname.elements[role+'_incrs'].length; i++) {
+            if (document.$formname.elements[role+'_incrs'][i].checked) {
+                if (document.$formname.elements[role+'_incrs'][i].value == 1) {
+                    document.getElementById(role+'_setindom').style.display = 'none';
+                    document.getElementById(role+'_setincrs').style.display = 'block';
+                } else {
+                    document.getElementById(role+'_setincrs').style.display = 'none';
+                    document.getElementById(role+'_setindom').style.display = 'block';
+                }
+                break;
+            }
+        }
+    }
+    return;
+}
+
+// ]]>
+</script>
+ENDJS
+
+    $args->{add_entries} = {onload => "javascript:setFormElements(document.$formname)"};
+
+    # print page header
+    $r->print(&header($js,$args));
+    # print form header
+    $r->print('<form action="/adm/createuser" method="post" name="'.$formname.'">');
+
+    if (keys(%customroles)) {
+        my %lt = &Apache::lonlocal::texthash(
+                    'aco'    => 'As course owner you may override the defaults set in the domain for role usage and/or privileges.',
+                    'rou'    => 'Role usage',
+                    'whi'    => 'Which helpdesk personnel may use this role?',
+                    'udd'    => 'Use domain default',
+                    'all'    => 'All with domain helpdesk or helpdesk assistant role',
+                    'anydh'  => 'All with domain helpdesk role',
+                    'anyda'  => 'All with domain helpdesk assistant role',
+                    'none'   => 'None',
+                    'status' => 'Determined based on institutional status',
+                    'inc'    => 'Include all, but exclude specific personnel',
+                    'exc'    => 'Exclude all, but include specific personnel',
+                    'hel'    => 'Helpdesk',
+                    'rpr'    => 'Role privileges',
+                 );
+        $lt{'tfh'} = &mt("Custom [_1]ad hoc[_2] course roles available for use by the domain's helpdesk are as follows",'<i>','</i>');
+        my %domconfig = &Apache::lonnet::get_dom('configuration',['helpsettings'],$cdom);
+        my (%domcurrent,%ordered,%description,%domusage,$disabled);
+        if (ref($domconfig{'helpsettings'}) eq 'HASH') {
+            if (ref($domconfig{'helpsettings'}{'adhoc'}) eq 'HASH') {
+                %domcurrent = %{$domconfig{'helpsettings'}{'adhoc'}};
+            }
+        }
+        my $count = 0;
+        foreach my $role (sort(keys(%customroles))) {
+            my ($order,$desc,$access_in_dom);
+            if (ref($domcurrent{$role}) eq 'HASH') {
+                $order = $domcurrent{$role}{'order'};
+                $desc = $domcurrent{$role}{'desc'};
+                $access_in_dom = $domcurrent{$role}{'access'};
+            }
+            if ($order eq '') {
+                $order = $count;
+            }
+            $ordered{$order} = $role;
+            if ($desc ne '') {
+                $description{$role} = $desc;
+            } else {
+                $description{$role}= $role;
+            }
+            $count++;
+        }
+        %domusage = &domain_adhoc_access(\%customroles,\%domcurrent,\@accesstypes,$usertypes,$othertitle);
+        my @roles_by_num = ();
+        foreach my $item (sort {$a <=> $b } (keys(%ordered))) {
+            push(@roles_by_num,$ordered{$item});
+        }
+        $r->print('<p>'.$lt{'tfh'}.': <i>'.join('</i>, <i>',map { $description{$_}; } @roles_by_num).'</i>.');
+        if ($permission->{'owner'}) {
+            $r->print('<br />'.$lt{'aco'}.'</p><p>');
+            $r->print('<input type="hidden" name="state" value="process" />'.
+                      '<input type="submit" value="'.&mt('Save changes').'" />');
+        } else {
+            if ($env{'course.'.$env{'request.course.id'}.'.internal.courseowner'}) {
+                my ($ownername,$ownerdom) = split(/:/,$env{'course.'.$env{'request.course.id'}.'.internal.courseowner'});
+                $r->print('<br />'.&mt('The course owner -- [_1] -- can override the default access and/or privileges for these ad hoc roles.',
+                                    &Apache::loncommon::aboutmewrapper(&Apache::loncommon::plainname($ownername,$ownerdom),$ownername,$ownerdom)));
+            }
+            $disabled = ' disabled="disabled"';
+        }
+        $r->print('</p>');
+
+        $r->print('<div id="LC_minitab_header"><ul>');
+        my $count = 0;
+        my %visibility;
+        foreach my $role (@roles_by_num) {
+            my $id;
+            if ($count == 0) {
+                $id=' id="LC_current_minitab"';
+                $visibility{$role} = ' style="display:block"';
+            } else {
+                $visibility{$role} = ' style="display:none"';
+            }
+            $count ++;
+            $r->print('<li'.$id.'><a href="#" onclick="javascript:switchRoleTab(this.parentNode,'."'$role'".');">'.$description{$role}.'</a></li>');
+        }
+        $r->print('</ul></div>');
+
+        foreach my $role (@roles_by_num) {
+            my %usecheck = (
+                             all => ' checked="checked"',
+                           );
+            my %displaydiv = (
+                                status => 'none',
+                                inc    => 'none',
+                                exc    => 'none',
+                                priv   => 'block',
+                             );
+            my (%selected,$overridden,$incrscheck,$indomcheck,$indomvis,$incrsvis);
+            if (ref($settings{$role}) eq 'HASH') {
+                if ($settings{$role}{'access'} ne '') {
+                    $indomvis = ' style="display:none"';
+                    $incrsvis = ' style="display:block"';
+                    $incrscheck = ' checked="checked"';
+                    if ($settings{$role}{'access'} ne 'all') {
+                        $usecheck{$settings{$role}{'access'}} = $usecheck{'all'};
+                        delete($usecheck{'all'});
+                        if ($settings{$role}{'access'} eq 'status') {
+                            my $access = 'status';
+                            $displaydiv{$access} = 'inline';
+                            if (ref($settings{$role}{$access}) eq 'ARRAY') {
+                                $selected{$access} = $settings{$role}{$access};
+                            }
+                        } elsif ($settings{$role}{'access'} =~ /^(inc|exc)$/) {
+                            my $access = $1;
+                            $displaydiv{$access} = 'inline';
+                            if (ref($settings{$role}{$access}) eq 'ARRAY') {
+                                $selected{$access} = $settings{$role}{$access};
+                            }
+                        } elsif ($settings{$role}{'access'} eq 'none') {
+                            $displaydiv{'priv'} = 'none';
+                        }
+                    }
+                } else {
+                    $indomcheck = ' checked="checked"';
+                    $indomvis = ' style="display:block"';
+                    $incrsvis = ' style="display:none"';
+                }
+            } else {
+                $indomcheck = ' checked="checked"';
+                $indomvis = ' style="display:block"';
+                $incrsvis = ' style="display:none"';
+            }
+            $r->print('<div class="LC_left_float" id="'.$role.'_maindiv"'.$visibility{$role}.'>'.
+                      '<fieldset><legend>'.$lt{'rou'}.'</legend>'.
+                      '<p>'.$lt{'whi'}.' <span class="LC_nobreak">'.
+                      '<label><input type="radio" name="'.$role.'_incrs" value="1"'.$incrscheck.' onclick="toggleAccess('."'$role'".');"'.$disabled.'>'.
+                      &mt('Set here in [_1]',lc($crstype)).'</label>'.
+                      '<span>'.('&nbsp;'x2).
+                      '<label><input type="radio" name="'.$role.'_incrs" value="0"'.$indomcheck.' onclick="toggleAccess('."'$role'".');"'.$disabled.'>'.
+                      $lt{'udd'}.'</label><span></p>'.
+                      '<div id="'.$role.'_setindom"'.$indomvis.'>'.
+                      '<span class="LC_cusr_emph">'.$domusage{$role}.'</span></div>'.
+                      '<div id="'.$role.'_setincrs"'.$incrsvis.'>');
+            foreach my $access (@accesstypes) {
+                $r->print('<p><label><input type="radio" name="'.$role.'_access" value="'.$access.'" '.$usecheck{$access}.
+                          ' onclick="helpdeskAccess('."'$role'".');"'.$disabled.' />'.$lt{$access}.'</label>');
+                if ($access eq 'status') {
+                    $r->print('<div id="'.$role.'_bystatus" style="display:'.$displaydiv{$access}.'">'.
+                              &Apache::lonuserutils::adhoc_status_types($cdom,undef,$role,$selected{$access},
+                                                                        $othertitle,$usertypes,$types,$disabled).
+                              '</div>');
+                } elsif (($access eq 'inc') && (keys(%domhelpdesk) > 0)) {
+                    $r->print('<div id="'.$role.'_notinc" style="display:'.$displaydiv{$access}.'">'.
+                              &Apache::lonuserutils::adhoc_staff($access,undef,$role,$selected{$access},
+                                                                 \%domhelpdesk,$disabled).
+                              '</div>');
+                } elsif (($access eq 'exc') && (keys(%domhelpdesk) > 0)) {
+                    $r->print('<div id="'.$role.'_notexc" style="display:'.$displaydiv{$access}.'">'.
+                              &Apache::lonuserutils::adhoc_staff($access,undef,$role,$selected{$access},
+                                                                 \%domhelpdesk,$disabled).
+                              '</div>');
+                }
+                $r->print('</p>');
+            }
+            $r->print('</div></fieldset>');
+            my %full=();
+            my %levels= (
+                         course => {},
+                         domain => {},
+                         system => {},
+                        );
+            my %levelscurrent=(
+                               course => {},
+                               domain => {},
+                               system => {},
+                              );
+            &Apache::lonuserutils::custom_role_privs($customroles{$role},\%full,\%levels,\%levelscurrent);
+            $r->print('<fieldset id="'.$role.'_privs" style="display:'.$displaydiv{'priv'}.'">'.
+                      '<legend>'.$lt{'rpr'}.'</legend>'.
+                      &role_priv_table($role,$permission,$crstype,\%full,\%levels,\%levelscurrent,$overridden{$role}).
+                      '</fieldset></div><div style="padding:0;clear:both;margin:0;border:0"></div>');
+        }
+        if ($permission->{'owner'}) {
+            $r->print('<p><input type="submit" value="'.&mt('Save changes').'" /></p>');
+        }
+    } else {
+        $r->print(&mt('Helpdesk roles have not yet been created in this domain.'));
+    }
+    # Form Footer
+    $r->print('<input type="hidden" name="action" value="helpdesk" />'
+             .'</form>');
+    return;
+}
+
+sub domain_adhoc_access {
+    my ($roles,$domcurrent,$accesstypes,$usertypes,$othertitle) = @_;
+    my %domusage;
+    return unless ((ref($roles) eq 'HASH') && (ref($domcurrent) eq 'HASH') && (ref($accesstypes) eq 'ARRAY'));
+    foreach my $role (keys(%{$roles})) {
+        if (ref($domcurrent->{$role}) eq 'HASH') {
+            my $access = $domcurrent->{$role}{'access'};
+            if (($access eq '') || (!grep(/^\Q$access\E$/,@{$accesstypes}))) {
+                $access = 'all';
+                $domusage{$role} = &mt('Any user in domain with active [_1] or [_2] role',&Apache::lonnet::plaintext('dh'),
+                                                                                          &Apache::lonnet::plaintext('da'));
+            } elsif ($access eq 'status') {
+                if (ref($domcurrent->{$role}{$access}) eq 'ARRAY') {
+                    my @shown;
+                    foreach my $type (@{$domcurrent->{$role}{$access}}) {
+                        unless ($type eq 'default') {
+                            if ($usertypes->{$type}) {
+                                push(@shown,$usertypes->{$type});
+                            }
+                        }
+                    }
+                    if (grep(/^default$/,@{$domcurrent->{$role}{$access}})) {
+                        push(@shown,$othertitle);
+                    }
+                    if (@shown) {
+                        my $shownstatus = join(' '.&mt('or').' ',@shown);
+                        $domusage{$role} = &mt('Any user in domain with active [_1] or [_2] role, and institutional status: [_3]',
+                                               &Apache::lonnet::plaintext('dh'),&Apache::lonnet::plaintext('da'),$shownstatus);
+                    } else {
+                        $domusage{$role} = &mt('No one in the domain');
+                    }
+                }
+            } elsif ($access eq 'inc') {
+                my @dominc = ();
+                if (ref($domcurrent->{$role}{'inc'}) eq 'ARRAY') {
+                    foreach my $user (@{$domcurrent->{$role}{'inc'}}) {
+                        my ($uname,$udom) = split(/:/,$user);
+                        push(@dominc,&Apache::loncommon::aboutmewrapper(&Apache::loncommon::plainname($uname,$udom),$uname,$udom));
+                    }
+                    my $showninc = join(', ',@dominc);
+                    if ($showninc ne '') {
+                        $domusage{$role} = &mt('Include any user in domain with active [_1] or [_2] role, except: [_3]',
+                                               &Apache::lonnet::plaintext('dh'),&Apache::lonnet::plaintext('da'),$showninc);
+                    } else {
+                        $domusage{$role} = &mt('Any user in domain with active [_1] or [_2] role',
+                                               &Apache::lonnet::plaintext('dh'),&Apache::lonnet::plaintext('da'));
+                    }
+                }
+            } elsif ($access eq 'exc') {
+                my @domexc = ();
+                if (ref($domcurrent->{$role}{'exc'}) eq 'ARRAY') {
+                    foreach my $user (@{$domcurrent->{$role}{'exc'}}) {
+                        my ($uname,$udom) = split(/:/,$user);
+                        push(@domexc,&Apache::loncommon::aboutmewrapper(&Apache::loncommon::plainname($uname,$udom),$uname,$udom));
+                    }
+                }
+                my $shownexc = join(', ',@domexc);
+                if ($shownexc ne '') {
+                    $domusage{$role} = &mt('Only the following in the domain with active [_1] or [_2] role: [_3]',
+                                           &Apache::lonnet::plaintext('dh'),&Apache::lonnet::plaintext('da'),$shownexc);
+                } else {
+                    $domusage{$role} = &mt('No one in the domain');
+                }
+            } elsif ($access eq 'none') {
+                $domusage{$role} = &mt('No one in the domain');
+            } elsif ($access eq 'anydh') {
+                $domusage{$role} = &mt('Any user in domain with active [_1] role',&Apache::lonnet::plaintext('dh'));
+            } elsif ($access eq 'anyda') {
+                $domusage{$role} = &mt('Any user in domain with active [_1] role',&Apache::lonnet::plaintext('da'));
+            } elsif ($access eq 'all') {
+                $domusage{$role} = &mt('Any user in domain with active [_1] or [_2] role',
+                                       &Apache::lonnet::plaintext('dh'),&Apache::lonnet::plaintext('da'));
+            }
+        } else {
+            $domusage{$role} = &mt('Any user in domain with active [_1] or [_2] role',
+                                   &Apache::lonnet::plaintext('dh'),&Apache::lonnet::plaintext('da'));
+        }
+    }
+    return %domusage;
+}
+
+sub get_domain_customroles {
+    my ($cdom,$confname) = @_;
+    my %existing=&Apache::lonnet::dump('roles',$cdom,$confname,'rolesdef_');
+    my %customroles;
+    foreach my $key (keys(%existing)) {
+        if ($key=~/^rolesdef\_(\w+)$/) {
+            my $rolename = $1;
+            my %privs;
+            ($privs{'system'},$privs{'domain'},$privs{'course'}) = split(/\_/,$existing{$key});
+            $customroles{$rolename} = \%privs;
+        }
+    }
+    return %customroles;
+}
+
+sub role_priv_table {
+    my ($role,$permission,$crstype,$full,$levels,$levelscurrent,$overridden) = @_;
+    return unless ((ref($full) eq 'HASH') && (ref($levels) eq 'HASH') &&
+                   (ref($levelscurrent) eq 'HASH'));
+    my %lt=&Apache::lonlocal::texthash (
+                    'crl'  => 'Course Level Privilege',
+                    'def'  => 'Domain Defaults',
+                    'ove'  => 'Override in Course',
+                    'ine'  => 'In effect',
+                    'dis'  => 'Disabled',
+                    'ena'  => 'Enabled',
+                   );
+    if ($crstype eq 'Community') {
+        $lt{'ove'} = 'Override in Community',
+    }
+    my @status = ('Disabled','Enabled');
+    my (%on,%off);
+    if (ref($overridden) eq 'HASH') {
+        if (ref($overridden->{'on'}) eq 'ARRAY') {
+            map { $on{$_} = 1; } (@{$overridden->{'on'}});
+        }
+        if (ref($overridden->{'off'}) eq 'ARRAY') {
+            map { $off{$_} = 1; } (@{$overridden->{'off'}});
+        }
+    }
+    my $output=&Apache::loncommon::start_data_table().
+               &Apache::loncommon::start_data_table_header_row().
+               '<th>'.$lt{'crl'}.'</th><th>'.$lt{'def'}.'</th><th>'.$lt{'ove'}.
+               '</th><th>'.$lt{'ine'}.'</th>'.
+               &Apache::loncommon::end_data_table_header_row();
+    foreach my $priv (sort(keys(%{$full}))) {
+        next unless ($levels->{'course'}{$priv});
+        my $privtext = &Apache::lonnet::plaintext($priv,$crstype);
+        my ($default,$ineffect);
+        if ($levelscurrent->{'course'}{$priv}) {
+            $default = '<img src="/adm/lonIcons/navmap.correct.gif" alt="'.$lt{'ena'}.'" />';
+            $ineffect = $default;
+        }
+        my ($customstatus,$checked);
+        $output .= &Apache::loncommon::start_data_table_row().
+                   '<td>'.$privtext.'</td>'.
+                   '<td>'.$default.'</td><td>';
+        if (($levelscurrent->{'course'}{$priv}) && ($off{$priv})) {
+            if ($permission->{'owner'}) {
+                $checked = ' checked="checked"';
+            }
+            $customstatus = '<img src="/adm/lonIcons/navmap.wrong.gif" alt="'.$lt{'dis'}.'" />';
+            $ineffect = $customstatus;
+        } elsif ((!$levelscurrent->{'course'}{$priv}) && ($on{$priv})) {
+            if ($permission->{'owner'}) {
+                $checked = ' checked="checked"';
+            }
+            $customstatus = '<img src="/adm/lonIcons/navmap.correct.gif" alt="'.$lt{'ena'}.'" />';
+            $ineffect = $customstatus;
+        }
+        if ($permission->{'owner'}) {
+            $output .= '<input type="checkbox" name="'.$role.'_override" value="'.$priv.'"'.$checked.' />';
+        } else {
+            $output .= $customstatus;
+        }
+        $output .= '</td><td>'.$ineffect.'</td>'.
+                   &Apache::loncommon::end_data_table_row();
+    }
+    $output .= &Apache::loncommon::end_data_table();
+    return $output;
+}
+
+sub get_adhocrole_settings {
+    my ($cid,$accesstypes,$types,$customroles,$settings,$overridden) = @_;
+    return unless ((ref($accesstypes) eq 'ARRAY') && (ref($customroles) eq 'HASH') &&
+                   (ref($settings) eq 'HASH') && (ref($overridden) eq 'HASH'));
+    foreach my $role (split(/,/,$env{'course.'.$cid.'.internal.adhocaccess'})) {
+        my ($curraccess,$rest) = split(/=/,$env{'course.'.$cid.'.internal.adhoc.'.$role});
+        if (($curraccess ne '') && (grep(/^\Q$curraccess\E$/,@{$accesstypes}))) {
+            $settings->{$role}{'access'} = $curraccess;
+            if (($curraccess eq 'status') && (ref($types) eq 'ARRAY')) {
+                my @status = split(/,/,$rest);
+                my @currstatus;
+                foreach my $type (@status) {
+                    if ($type eq 'default') {
+                        push(@currstatus,$type);
+                    } elsif (grep(/^\Q$type\E$/,@{$types})) {
+                        push(@currstatus,$type);
+                    }
+                }
+                if (@currstatus) {
+                    $settings->{$role}{$curraccess} = \@currstatus;
+                } elsif (($curraccess eq 'exc') || ($curraccess eq 'inc')) {
+                    my @personnel = split(/,/,$rest);
+                    $settings->{$role}{$curraccess} = \@personnel;
+                }
+            }
+        }
+    }
+    foreach my $role (keys(%{$customroles})) {
+        if ($env{'course.'.$cid.'.internal.adhocpriv.'.$role}) {
+            my %currentprivs;
+            if (ref($customroles->{$role}) eq 'HASH') {
+                if (exists($customroles->{$role}{'course'})) {
+                    my %full=();
+                    my %levels= (
+                                  course => {},
+                                  domain => {},
+                                  system => {},
+                                );
+                    my %levelscurrent=(
+                                        course => {},
+                                        domain => {},
+                                        system => {},
+                                      );
+                    &Apache::lonuserutils::custom_role_privs($customroles->{$role},\%full,\%levels,\%levelscurrent);
+                    %currentprivs = %{$levelscurrent{'course'}};
+                }
+            }
+            foreach my $item (split(/,/,$env{'course.'.$cid.'.internal.adhocpriv.'.$role})) {
+                next if ($item eq '');
+                my ($rule,$rest) = split(/=/,$item);
+                next unless (($rule eq 'off') || ($rule eq 'on'));
+                foreach my $priv (split(/:/,$rest)) {
+                    if ($priv ne '') {
+                        if ($rule eq 'off') {
+                            push(@{$overridden->{$role}{'off'}},$priv);
+                            if ($currentprivs{$priv}) {
+                                push(@{$settings->{$role}{'off'}},$priv);
+                            }
+                        } else {
+                            push(@{$overridden->{$role}{'on'}},$priv);
+                            unless ($currentprivs{$priv}) {
+                                push(@{$settings->{$role}{'on'}},$priv);
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+    return;
+}
+
+sub update_helpdeskaccess {
+    my ($r,$permission,$brcrum) = @_;
+    my $helpitem = 'Course_Helpdesk_Access';
+    push (@{$brcrum},
+             {href => '/adm/createuser?action=helpdesk',
+              text => 'Helpdesk Access',
+              help => $helpitem},
+             {href => '/adm/createuser?action=helpdesk',
+              text => 'Result',
+              help => $helpitem}
+         );
+    my $bread_crumbs_component = 'Helpdesk Staff Access';
+    my $args = { bread_crumbs           => $brcrum,
+                 bread_crumbs_component => $bread_crumbs_component};
+
+    # print page header
+    $r->print(&header('',$args));
+    unless ((ref($permission) eq 'HASH') && ($permission->{'owner'})) {
+        $r->print('<p class="LC_error">'.&mt('You do not have permission to change helpdesk access.').'</p>');
+        return;
+    }
+    my @accesstypes = ('all','anydh','anyda','none','status','inc','exc');
+    my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+    my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+    my $confname = $cdom.'-domainconfig';
+    my ($othertitle,$usertypes,$types) = &Apache::loncommon::sorted_inst_types($cdom);
+    my $crstype = &Apache::loncommon::course_type();
+    my %customroles = &get_domain_customroles($cdom,$confname);
+    my (%settings,%overridden);
+    &get_adhocrole_settings($env{'request.course.id'},\@accesstypes,
+                            $types,\%customroles,\%settings,\%overridden);
+    my %domhelpdesk = &Apache::lonnet::get_active_domroles($cdom,['dh','da']);
+    my (%changed,%storehash,@todelete);
+
+    if (keys(%customroles)) {
+        my (%newsettings,@incrs);
+        foreach my $role (keys(%customroles)) {
+            $newsettings{$role} = {
+                                    access => '',
+                                    status => '',
+                                    exc    => '',
+                                    inc    => '',
+                                    on     => '',
+                                    off    => '',
+                                  };
+            my %current;
+            if (ref($settings{$role}) eq 'HASH') {
+                %current = %{$settings{$role}};
+            }
+            if (ref($overridden{$role}) eq 'HASH') {
+                $current{'overridden'} = $overridden{$role};
+            }
+            if ($env{'form.'.$role.'_incrs'}) {
+                my $access = $env{'form.'.$role.'_access'};
+                if (grep(/^\Q$access\E$/,@accesstypes)) {
+                    push(@incrs,$role);
+                    unless ($current{'access'} eq $access) {
+                        $changed{$role}{'access'} = 1;
+                        $storehash{'internal.adhoc.'.$role} = $access;
+                    }
+                    if ($access eq 'status') {
+                        my @statuses = &Apache::loncommon::get_env_multiple('form.'.$role.'_status');
+                        my @stored;
+                        my @shownstatus;
+                        if (ref($types) eq 'ARRAY') {
+                            foreach my $type (sort(@statuses)) {
+                                if ($type eq 'default') {
+                                    push(@stored,$type);
+                                } elsif (grep(/^\Q$type\E$/,@{$types})) {
+                                    push(@stored,$type);
+                                    push(@shownstatus,$usertypes->{$type});
+                                }
+                            }
+                            if (grep(/^default$/,@statuses)) {
+                                push(@shownstatus,$othertitle);
+                            }
+                            $storehash{'internal.adhoc.'.$role} .= '='.join(',',@stored);
+                        }
+                        $newsettings{$role}{'status'} = join(' '.&mt('or').' ',@shownstatus);
+                        if (ref($current{'status'}) eq 'ARRAY') {
+                            my @diffs = &Apache::loncommon::compare_arrays(\@stored,$current{'status'});
+                            if (@diffs) {
+                                $changed{$role}{'status'} = 1;
+                            }
+                        } elsif (@stored) {
+                            $changed{$role}{'status'} = 1;
+                        }
+                    } elsif (($access eq 'inc') || ($access eq 'exc')) {
+                        my @personnel = &Apache::loncommon::get_env_multiple('form.'.$role.'_staff_'.$access);
+                        my @newspecstaff;
+                        my @stored;
+                        my @currstaff;
+                        foreach my $person (sort(@personnel)) {
+                            if ($domhelpdesk{$person}) {
+                                push(@stored,$person);
+                            }
+                        }
+                        if (ref($current{$access}) eq 'ARRAY') {
+                            my @diffs = &Apache::loncommon::compare_arrays(\@stored,$current{$access});
+                            if (@diffs) {
+                                $changed{$role}{$access} = 1;
+                            }
+                        } elsif (@stored) {
+                            $changed{$role}{$access} = 1;
+                        }
+                        $storehash{'internal.adhoc.'.$role} .= '='.join(',',@stored);
+                        foreach my $person (@stored) {
+                            my ($uname,$udom) = split(/:/,$person);
+                            push(@newspecstaff,&Apache::loncommon::aboutmewrapper(&Apache::loncommon::plainname($uname,$udom,'lastname'),$uname,$udom));
+                        }
+                        $newsettings{$role}{$access} = join(', ',sort(@newspecstaff));
+                    }
+                    $newsettings{$role}{'access'} = $access;
+                }
+            } else {
+                if (($current{'access'} ne '') && (grep(/^\Q$current{'access'}\E$/,@accesstypes))) {
+                    $changed{$role}{'access'} = 1;
+                    $newsettings{$role} = {};
+                    push(@todelete,'internal.adhoc.'.$role);
+                }
+            }
+            if (($env{'form.'.$role.'_incrs'}) && ($env{'form.'.$role.'_access'} eq 'none')) {
+                if (ref($current{'overridden'}) eq 'HASH') {
+                    push(@todelete,'internal.adhocpriv.'.$role);
+                }
+            } else {
+                my %full=();
+                my %levels= (
+                             course => {},
+                             domain => {},
+                             system => {},
+                            );
+                my %levelscurrent=(
+                                   course => {},
+                                   domain => {},
+                                   system => {},
+                                  );
+                &Apache::lonuserutils::custom_role_privs($customroles{$role},\%full,\%levels,\%levelscurrent);
+                my (@updatedon,@updatedoff,@override);
+                @override = &Apache::loncommon::get_env_multiple('form.'.$role.'_override');
+                if (@override) {
+                    foreach my $priv (sort(keys(%full))) {
+                        next unless ($levels{'course'}{$priv});
+                        if (grep(/^\Q$priv\E$/,@override)) {
+                            if ($levelscurrent{'course'}{$priv}) {
+                                push(@updatedoff,$priv);
+                            } else {
+                                push(@updatedon,$priv);
+                            }
+                        }
+                    }
+                }
+                if (@updatedon) {
+                    $newsettings{$role}{'on'} = join('</li><li>', map { &Apache::lonnet::plaintext($_,$crstype) } (@updatedon));
+                }
+                if (@updatedoff) {
+                    $newsettings{$role}{'off'} = join('</li><li>', map { &Apache::lonnet::plaintext($_,$crstype) } (@updatedoff));
+                }
+                if (ref($current{'overridden'}) eq 'HASH') {
+                    if (ref($current{'overridden'}{'on'}) eq 'ARRAY') {
+                        if (@updatedon) {
+                            my @diffs = &Apache::loncommon::compare_arrays(\@updatedon,$current{'overridden'}{'on'});
+                            if (@diffs) {
+                                $changed{$role}{'on'} = 1;
+                            }
+                        } else {
+                            $changed{$role}{'on'} = 1;
+                        }
+                    } elsif (@updatedon) {
+                        $changed{$role}{'on'} = 1;
+                    }
+                    if (ref($current{'overridden'}{'off'}) eq 'ARRAY') {
+                        if (@updatedoff) {
+                            my @diffs = &Apache::loncommon::compare_arrays(\@updatedoff,$current{'overridden'}{'off'});
+                            if (@diffs) {
+                                $changed{$role}{'off'} = 1;
+                            }
+                        } else {
+                            $changed{$role}{'off'} = 1;
+                        }
+                    } elsif (@updatedoff) {
+                        $changed{$role}{'off'} = 1;
+                    }
+                } else {
+                    if (@updatedon) {
+                        $changed{$role}{'on'} = 1;
+                    }
+                    if (@updatedoff) {
+                        $changed{$role}{'off'} = 1;
+                    }
+                }
+                if (ref($changed{$role}) eq 'HASH') {
+                    if (($changed{$role}{'on'} || $changed{$role}{'off'})) {
+                        my $newpriv;
+                        if (@updatedon) {
+                            $newpriv = 'on='.join(':',@updatedon);
+                        }
+                        if (@updatedoff) {
+                            $newpriv .= ($newpriv ? ',' : '' ).'off='.join(':',@updatedoff);
+                        }
+                        if ($newpriv eq '') {
+                            push(@todelete,'internal.adhocpriv.'.$role);
+                        } else {
+                            $storehash{'internal.adhocpriv.'.$role} = $newpriv;
+                        }
+                    }
+                }
+            }
+        }
+        if (@incrs) {
+            $storehash{'internal.adhocaccess'} = join(',',@incrs);
+        } elsif (@todelete) {
+            push(@todelete,'internal.adhocaccess');
+        }
+        if (keys(%changed)) {
+            my ($putres,$delres);
+            if (keys(%storehash)) {
+                $putres = &Apache::lonnet::put('environment',\%storehash,$cdom,$cnum);
+                my %newenvhash;
+                foreach my $key (keys(%storehash)) {
+                    $newenvhash{'course.'.$env{'request.course.id'}.'.'.$key} = $storehash{$key};
+                }
+                &Apache::lonnet::appenv(\%newenvhash);
+            }
+            if (@todelete) {
+                $delres = &Apache::lonnet::del('environment',\@todelete,$cdom,$cnum);
+                foreach my $key (@todelete) {
+                    &Apache::lonnet::delenv('course.'.$env{'request.course.id'}.'.'.$key);
+                }
+            }
+            if (($putres eq 'ok') || ($delres eq 'ok')) {
+                my %domconfig = &Apache::lonnet::get_dom('configuration',['helpsettings'],$cdom);
+                my (%domcurrent,%ordered,%description,%domusage);
+                if (ref($domconfig{'helpsettings'}) eq 'HASH') {
+                    if (ref($domconfig{'helpsettings'}{'adhoc'}) eq 'HASH') {
+                        %domcurrent = %{$domconfig{'helpsettings'}{'adhoc'}};
+                    }
+                }
+                my $count = 0;
+                foreach my $role (sort(keys(%customroles))) {
+                    my ($order,$desc);
+                    if (ref($domcurrent{$role}) eq 'HASH') {
+                        $order = $domcurrent{$role}{'order'};
+                        $desc = $domcurrent{$role}{'desc'};
+                    }
+                    if ($order eq '') {
+                        $order = $count;
+                    }
+                    $ordered{$order} = $role;
+                    if ($desc ne '') {
+                        $description{$role} = $desc;
+                    } else {
+                        $description{$role}= $role;
+                    }
+                    $count++;
+                }
+                my @roles_by_num = ();
+                foreach my $item (sort {$a <=> $b } (keys(%ordered))) {
+                    push(@roles_by_num,$ordered{$item});
+                }
+                %domusage = &domain_adhoc_access(\%changed,\%domcurrent,\@accesstypes,$usertypes,$othertitle);
+                $r->print(&mt('Helpdesk access settings have been changed as follows').'<br />');
+                $r->print('<ul>');
+                foreach my $role (@roles_by_num) {
+                    next unless (ref($changed{$role}) eq 'HASH');
+                    $r->print('<li>'.&mt('Ad hoc role').': <b>'.$description{$role}.'</b>'.
+                              '<ul>');
+                    if ($changed{$role}{'access'} || $changed{$role}{'status'} || $changed{$role}{'inc'} || $changed{$role}{'exc'}) {
+                        $r->print('<li>');
+                        if ($env{'form.'.$role.'_incrs'}) {
+                            if ($newsettings{$role}{'access'} eq 'all') {
+                                $r->print(&mt('All helpdesk staff can access '.lc($crstype).' with this role.'));
+                            } elsif ($newsettings{$role}{'access'} eq 'anydh') {
+                                $r->print(&mt('Helpdesk staff can use this role if they have an active [_1] role',
+                                              &Apache::lonnet::plaintext('dh')));
+                            } elsif ($newsettings{$role}{'access'} eq 'anyda') {
+                                $r->print(&mt('Helpdesk staff can use this role if they have an active [_1] role',
+                                              &Apache::lonnet::plaintext('da')));
+                            } elsif ($newsettings{$role}{'access'} eq 'none') {
+                                $r->print(&mt('No helpdesk staff can access '.lc($crstype).' with this role.'));
+                            } elsif ($newsettings{$role}{'access'} eq 'status') {
+                                if ($newsettings{$role}{'status'}) {
+                                    my ($access,$rest) = split(/=/,$storehash{'internal.adhoc.'.$role});
+                                    if (split(/,/,$rest) > 1) {
+                                        $r->print(&mt('Helpdesk staff can use this role if their institutional type is one of: [_1].',
+                                                      $newsettings{$role}{'status'}));
+                                    } else {
+                                        $r->print(&mt('Helpdesk staff can use this role if their institutional type is: [_1].',
+                                                      $newsettings{$role}{'status'}));
+                                    }
+                                } else {
+                                    $r->print(&mt('No helpdesk staff can access '.lc($crstype).' with this role.'));
+                                }
+                            } elsif ($newsettings{$role}{'access'} eq 'exc') {
+                                if ($newsettings{$role}{'exc'}) {
+                                    $r->print(&mt('Helpdesk staff who can use this role are as follows:').' '.$newsettings{$role}{'exc'}.'.');
+                                } else {
+                                    $r->print(&mt('No helpdesk staff can access '.lc($crstype).' with this role.'));
+                                }
+                            } elsif ($newsettings{$role}{'access'} eq 'inc') {
+                                if ($newsettings{$role}{'inc'}) {
+                                    $r->print(&mt('All helpdesk staff may use this role except the following:').' '.$newsettings{$role}{'inc'}.'.');
+                                } else {
+                                    $r->print(&mt('All helpdesk staff may use this role.'));
+                                }
+                            }
+                        } else {
+                            $r->print(&mt('Default access set in the domain now applies.').'<br />'.
+                                      '<span class="LC_cusr_emph">'.$domusage{$role}.'</span>');
+                        }
+                        $r->print('</li>');
+                    }
+                    unless ($newsettings{$role}{'access'} eq 'none') {
+                        if ($changed{$role}{'off'}) {
+                            if ($newsettings{$role}{'off'}) {
+                                $r->print('<li>'.&mt('Privileges which are available by default for this ad hoc role, but are disabled for this specific '.lc($crstype).':').
+                                          '<ul><li>'.$newsettings{$role}{'off'}.'</li></ul></li>');
+                            } else {
+                                $r->print('<li>'.&mt('All privileges available by default for this ad hoc role are enabled.').'</li>');
+                            }
+                        }
+                        if ($changed{$role}{'on'}) {
+                            if ($newsettings{$role}{'on'}) {
+                                $r->print('<li>'.&mt('Privileges which are not available by default for this ad hoc role, but are enabled for this specific '.lc($crstype).':').
+                                          '<ul><li>'.$newsettings{$role}{'on'}.'</li></ul></li>');
+                            } else {
+                                $r->print('<li>'.&mt('None of the privileges unavailable by default for this ad hoc role are enabled.').'</li>');
+                            }
+                        }
+                    }
+                    $r->print('</ul></li>');
+                }
+                $r->print('</ul>');
+            }
+        } else {
+            $r->print(&mt('No changes made to helpdesk access settings.'));
+        }
+    }
+    return;
+}
+
 #-------------------------------------------------- functions for &phase_two
 sub user_search_result {
     my ($context,$srch) = @_;
@@ -7805,7 +8645,6 @@ sub build_search_response {
                                         ,' <a'.$helplink.'>'
                                         ,'</a>')
                                      .'<br />';
-                    
                     }
                 }
             }