--- loncom/interface/domainprefs.pm	2014/05/23 08:34:54	1.160.6.48
+++ loncom/interface/domainprefs.pm	2014/10/04 02:44:18	1.160.6.54
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set domain-wide configuration settings
 #
-# $Id: domainprefs.pm,v 1.160.6.48 2014/05/23 08:34:54 raeburn Exp $
+# $Id: domainprefs.pm,v 1.160.6.54 2014/10/04 02:44:18 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -412,9 +412,7 @@ sub handler {
         'coursedefaults' => 
                  {text => 'Course/Community defaults',
                   help => 'Domain_Configuration_Course_Defaults',
-                  header => [{col1 => 'Defaults which can be overridden in each course by a CC',
-                              col2 => 'Value',},
-                             {col1 => 'Defaults which can be overridden for each course by a DC',
+                  header => [{col1 => 'Defaults which can be overridden for each course by a DC',
                               col2 => 'Value',},],
                   print => \&print_coursedefaults,
                   modify => \&modify_coursedefaults,
@@ -723,8 +721,7 @@ sub print_config_box {
                 $output .= $item->{'print'}->('bottom',$dom,$settings,\$rowtotal);
             }
             $rowtotal ++;
-        } elsif (($action eq 'usermodification') || ($action eq 'coursedefaults') ||
-                  ($action eq 'defaults')) {
+        } elsif (($action eq 'usermodification') || ($action eq 'defaults')) {
             $output .= $item->{'print'}->('bottom',$dom,$settings,\$rowtotal);
         } elsif ($action eq 'login') {
             if ($numheaders == 3) {
@@ -744,8 +741,9 @@ sub print_config_box {
                 $output .= &print_login('help',$dom,$confname,$phase,$settings,\$rowtotal);
             }
         } elsif ($action eq 'requestcourses') {
-            $output .= &print_requestmail($dom,$action,$settings,\$rowtotal).
-                       &print_studentcode($settings,\$rowtotal).'
+            $output .= &print_requestmail($dom,$action,$settings,\$rowtotal);
+            $rowtotal ++;
+            $output .= &print_studentcode($settings,\$rowtotal).'
            </table>
           </td>
          </tr>
@@ -780,6 +778,7 @@ sub print_config_box {
             &print_validation_rows('requestcourses',$dom,$settings,\$rowtotal);
         } elsif ($action eq 'requestauthor') {
             $output .= &print_requestmail($dom,$action,$settings,\$rowtotal);
+            $rowtotal ++;
         } elsif ($action eq 'rolecolors') {
             $output .= &print_rolecolors($phase,'coordinator',$dom,$confname,$settings,\$rowtotal).'
            </table>
@@ -865,6 +864,8 @@ sub print_config_box {
             $output .= &print_scantronformat($r,$dom,$confname,$settings,\$rowtotal);
         } elsif ($action eq 'helpsettings') {
             $output .= &print_helpsettings($dom,$confname,$settings,\$rowtotal);
+        } elsif ($action eq 'coursedefaults') {
+            $output .= $item->{'print'}->('bottom',$dom,$settings,\$rowtotal);
         }
     }
     $output .= '
@@ -2056,7 +2057,6 @@ sub print_requestmail {
         $datatable .= &mt('There are no active Domain Coordinators');
     }
     $datatable .='</td></tr>';
-    $$rowtotal += $rows;
     return $datatable;
 }
 
@@ -2065,9 +2065,11 @@ sub print_studentcode {
     my $rownum = 0; 
     my ($output,%current);
     my @crstypes = ('official','unofficial','community','textbook');
-    if (ref($settings->{'uniquecode'}) eq 'HASH') {
-        foreach my $type (@crstypes) {
-            $current{$type} = $settings->{'uniquecode'}{$type};
+    if (ref($settings) eq 'HASH') {
+        if (ref($settings->{'uniquecode'}) eq 'HASH') {
+            foreach my $type (@crstypes) {
+                $current{$type} = $settings->{'uniquecode'}{$type};
+            }
         }
     }
     $output .= '<tr>'.
@@ -2501,13 +2503,15 @@ sub print_autocreate {
                   $createoff{'req'}.' value="0" />'.&mt('No').'</label></span>';
     my ($numdc,$dctable,$rows) = &active_dc_picker($dom,$numinrow,'radio',
                                                    'autocreate_xmldc',%currhash);
+    $datatable .= '</td></tr><tr class="LC_odd_row"><td>';
     if ($numdc > 1) {
-        $datatable .= '</td></tr><tr class="LC_odd_row"><td>'.
-                      &mt('Course creation processed as: (choose Dom. Coord.)').
-                      '</td><td class="LC_left_item">'.$dctable.'</td></tr>';
+        $datatable .= &mt('Course creation processed as: (choose Dom. Coord.)').
+                      '</td><td class="LC_left_item">';
     } else {
-        $datatable .= $dctable.'</td></tr>';
+        $datatable .= &mt('Course creation processed as:').
+                      '</td><td class="LC_right_item">';
     }
+    $datatable .= $dctable.'</td></tr>';
     $$rowtotal += $rows;
     return $datatable;
 }
@@ -3099,21 +3103,24 @@ sub print_validation_rows {
     }
     if ($caller eq 'requestcourses') {
         my %currhash;
-        if (ref($settings->{'validation'}) eq 'HASH') {
-            if ($settings->{'validation'}{'dc'} ne '') {
-                $currhash{$settings->{'validation'}{'dc'}} = 1;
+        if (ref($settings) eq 'HASH') {
+            if (ref($settings->{'validation'}) eq 'HASH') {
+                if ($settings->{'validation'}{'dc'} ne '') {
+                    $currhash{$settings->{'validation'}{'dc'}} = 1;
+                }
             }
         }
         my $numinrow = 2;
         my ($numdc,$dctable,$rows) = &active_dc_picker($dom,$numinrow,'radio',
                                                        'validationdc',%currhash);
+        my $css_class = $itemcount%2 ? ' class="LC_odd_row"' : '';
+        $datatable .= '</td></tr><tr'.$css_class.'><td>';
         if ($numdc > 1) {
-            $datatable .= '</td></tr><tr class="LC_odd_row"><td>'.
-                          &mt('Course creation processed as: (choose Dom. Coord.)').
-                          '</td><td class="LC_left_item">'.$dctable.'</td></tr>';
+            $datatable .= &mt('Course creation processed as: (choose Dom. Coord.)');
         } else {
-            $datatable .= $dctable.'</td></tr>';
+            $datatable .=  &mt('Course creation processed as: ');
         }
+        $datatable .= '</td><td class="LC_left_item">'.$dctable.'</td></tr>';
         $itemcount ++;
     }
     if (ref($rowtotal)) {
@@ -4139,8 +4146,10 @@ sub print_selfcreation {
                 $datatable .= '<tr>';
             }
             my $currval;
-            if (ref($createsettings->{'shibenv'}) eq 'HASH') {
-                $currval = $createsettings->{'shibenv'}{$fields[$i]};
+            if (ref($createsettings) eq 'HASH') {
+                if (ref($createsettings->{'shibenv'}) eq 'HASH') {
+                    $currval = $createsettings->{'shibenv'}{$fields[$i]};
+                }
             }
             $datatable .= '<td class="LC_left_item">'.
                           '<span class="LC_nobreak">'.
@@ -5144,14 +5153,14 @@ sub serverstatus_pages {
 
 sub defaults_javascript {
     my ($settings) = @_;
-    my ($output,$jstext); 
+    return unless (ref($settings) eq 'HASH');
     if ((ref($settings->{'inststatusorder'}) eq 'ARRAY') && (ref($settings->{'inststatustypes'}) eq 'HASH')) {
         my $maxnum = scalar(@{$settings->{'inststatusorder'}});
         if ($maxnum eq '') {
             $maxnum = 0;
         }
         $maxnum ++;
-        $jstext = '    var inststatuses = Array('."'".join("','",@{$settings->{'inststatusorder'}})."'".');';  
+        my $jstext = '    var inststatuses = Array('."'".join("','",@{$settings->{'inststatusorder'}})."'".');';  
         return <<"ENDSCRIPT";
 <script type="text/javascript">
 // <![CDATA[
@@ -6044,7 +6053,7 @@ sub modify_login {
                         if (!$privkey) {
                             $chgtxt .= '<li>'.&mt('Private key deleted').'</li>';
                         } else {
-                            $chgtxt .= '<li>'.&mt('Private key set to [_1]',$pubkey).'</li>';
+                            $chgtxt .= '<li>'.&mt('Private key set to [_1]',$privkey).'</li>';
                         }
                         $chgtxt .= '</ul>';
                         $resulttext .= '<li>'.$chgtxt.'</li>';
@@ -8930,17 +8939,19 @@ sub modify_selfcreation {
                                 foreach my $type (@{$types}) {
                                     if (ref($cancreate{'emailusername'}{$type}) eq 'HASH') {
                                         if (keys(%{$cancreate{'emailusername'}{$type}}) > 0) {
-                                            $chgtext .= &mt('When self-creating account with e-mail as username, the following information will be provided by [_1]:',$usertypes->{$type}).
+                                            $chgtext .= &mt('When self-creating account with e-mail as username, the following information will be provided by [_1]:',"'$usertypes->{$type}'").
                                                     '<ul>';
                                             foreach my $field (@{$infofields}) {
                                                 if ($cancreate{'emailusername'}{$type}{$field}) {
                                                     $chgtext .= '<li>'.$infotitles->{$field}.'</li>';
                                                 }
                                             }
+                                            $chgtext .= '</ul>';
+                                        } else {
+                                            $chgtext .= &mt('When self creating account with e-mail as username, no information besides e-mail address will be provided by [_1].',"'$usertypes->{$type}'").'<br />';
                                         }
-                                        $chgtext .= '</ul>';
                                     } else {
-                                        $chgtext .= &mt('When self creating account with e-mail as username, no information besides e-mail address will be provided by [_1].',$usertypes->{$type}).'<br />';
+                                        $chgtext .= &mt('When self creating account with e-mail as username, no information besides e-mail address will be provided by [_1].',"'$usertypes->{$type}'").'<br />';
                                     }
                                 }
                             }
@@ -9046,8 +9057,8 @@ sub process_captcha {
     if ($newsettings->{'captcha'} eq 'recaptcha') {
         $newpub = $env{'form.'.$container.'_recaptchapub'};
         $newpriv = $env{'form.'.$container.'_recaptchapriv'};
-        $newpub =~ s/\W//g;
-        $newpriv =~ s/\W//g;
+        $newpub =~ s/[^\w\-]//g;
+        $newpriv =~ s/[^\w\-]//g;
         $newsettings->{'recaptchakeys'} = {
                                              public  => $newpub,
                                              private => $newpriv,
@@ -9747,9 +9758,17 @@ sub modify_coursecategories {
             }
             $resulttext .= '</ul>';
             if ($changes{'unauth'} || $changes{'auth'}) {
-                &Apache::loncommon::devalidate_domconfig_cache($dom);
+                my %domdefaults = &Apache::lonnet::get_domain_defaults($dom);
+                if ($changes{'auth'}) {
+                    $domdefaults{'catauth'} = $domconfig{'coursecategories'}{'auth'};
+                }
+                if ($changes{'unauth'}) {
+                    $domdefaults{'catunauth'} = $domconfig{'coursecategories'}{'unauth'};
+                }
+                my $cachetime = 24*60*60;
+                &Apache::lonnet::do_cache_new('domdefaults',$dom,\%domdefaults,$cachetime);
                 if (ref($lastactref) eq 'HASH') {
-                    $lastactref->{'domainconfig'} = 1;
+                    $lastactref->{'domdefaults'} = 1;
                 }
             }
         } else {
@@ -10755,16 +10774,17 @@ sub modify_loadbalancing {
                                                  \%defaultshash,$dom);
         if ($putresult eq 'ok') {
             if (keys(%changes) > 0) {
+                my %toupdate;
                 if (ref($changes{'delete'}) eq 'ARRAY') {
                     foreach my $balancer (sort(@{$changes{'delete'}})) {
                         $resulttext .= '<li>'.&mt('Load Balancing discontinued for: [_1]',$balancer).'</li>';
-                        my $cachekey = &escape('loadbalancing').':'.&escape($dom);
-                        &Apache::lonnet::remote_devalidate_cache($balancer,[$cachekey]);
+                        $toupdate{$balancer} = 1;
                     }
                 }
                 if (ref($changes{'add'}) eq 'ARRAY') {
                     foreach my $balancer (sort(@{$changes{'add'}})) {
                         $resulttext .= '<li>'.&mt('Load Balancing enabled for: [_1]',$balancer);
+                        $toupdate{$balancer} = 1;
                     }
                 }
                 if (ref($changes{'curr'}) eq 'HASH') {
@@ -10807,6 +10827,13 @@ sub modify_loadbalancing {
                                         } elsif (($rule eq 'homeserver') || ($rule eq 'externalbalancer') ||
                                                  ($rule eq 'balancer') || ($rule eq 'offloadedto')) {
                                             $balancetext =  $ruletitles{$rule};
+                                            if (($rule eq 'balancer') || ($rule eq 'offloadedto')) {
+                                                foreach my $sparetype (@sparestypes) {
+                                                    if (ref($defaultshash{'loadbalancing'}{$balancer}{'targets'}{$sparetype}) eq 'ARRAY') {
+                                                        map { $toupdate{$_} = 1; } (@{$defaultshash{'loadbalancing'}{$balancer}{'targets'}{$sparetype}});
+                                                    }
+                                                }
+                                            }
                                         } else {
                                             $balancetext = &mt('offload to [_1]',$defaultshash{'loadbalancing'}{$balancer}{'rules'}{$type});
                                         }
@@ -10815,8 +10842,25 @@ sub modify_loadbalancing {
                                 }
                             }
                         }
-                        my $cachekey = &escape('loadbalancing').':'.&escape($dom);
-                        &Apache::lonnet::remote_devalidate_cache($balancer,[$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]);
+                                }
+                            }
+                        }
                     }
                 }
                 if ($resulttext ne '') {
@@ -10957,7 +11001,7 @@ sub active_dc_picker {
         my ($dcname,$dcdom) = split(':',$domcoord[0]);
         my $user = &Apache::loncommon::plainname($dcname,$dcdom);
         if ($inputtype eq 'radio') {
-            $table .= '<input type="hidden" name="'.$name.'" value="'.$domcoord[0].'" />'.$user;
+            $table = '<input type="hidden" name="'.$name.'" value="'.$domcoord[0].'" />'.$user;
             if ($user ne $dcname.':'.$dcdom) {
                 $table .=  ' ('.$dcname.':'.$dcdom.')';
             }
@@ -10966,9 +11010,9 @@ sub active_dc_picker {
             if (exists($currhash{$domcoord[0]})) {
                 $check = ' checked="checked"';
             }
-            $table .= '<span class="LC_nobreak"><label>'.
-                      '<input type="checkbox" name="'.$name.'" '.
-                      'value="'.$domcoord[0].'"'.$check.' />'.$user;
+            $table = '<span class="LC_nobreak"><label>'.
+                     '<input type="checkbox" name="'.$name.'" '.
+                     'value="'.$domcoord[0].'"'.$check.' />'.$user;
             if ($user ne $dcname.':'.$dcdom) {
                 $table .=  ' ('.$dcname.':'.$dcdom.')';
             }