File:  [LON-CAPA] / loncom / interface / courseprefs.pm
Revision 1.2: download - view: text, annotated - select for diffs
Sun Apr 26 00:43:14 2009 UTC (15 years, 1 month ago) by raeburn
Branches: MAIN
CVS tags: HEAD
- Add appropriate description
- Correct priv in $env{'user.error.msg'} if opa priv is absent.

    1: # The LearningOnline Network with CAPA
    2: # Handler to set configuration settings for a course
    3: #
    4: # $Id: courseprefs.pm,v 1.2 2009/04/26 00:43:14 raeburn Exp $
    5: #
    6: # Copyright Michigan State University Board of Trustees
    7: #
    8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
    9: #
   10: # LON-CAPA is free software; you can redistribute it and/or modify
   11: # it under the terms of the GNU General Public License as published by
   12: # the Free Software Foundation; either version 2 of the License, or
   13: # (at your option) any later version.
   14: #
   15: # LON-CAPA is distributed in the hope that it will be useful,
   16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   18: # GNU General Public License for more details.
   19: #
   20: # You should have received a copy of the GNU General Public License
   21: # along with LON-CAPA; if not, write to the Free Software
   22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA#
   23: # /home/httpd/html/adm/gpl.txt
   24: #
   25: # http://www.lon-capa.org/
   26: #
   27: #
   28: ###############################################################
   29: ##############################################################
   30: 
   31: package Apache::courseprefs;
   32: 
   33: use strict;
   34: use Apache::Constants qw(:common :http);
   35: use Apache::lonnet;
   36: use Apache::loncommon();
   37: use Apache::lonhtmlcommon();
   38: use Apache::lonconfigsettings;
   39: use Apache::lonlocal;
   40: use LONCAPA qw(:DEFAULT :match);
   41: 
   42: sub handler {
   43:     my $r=shift;
   44:     if ($r->header_only) {
   45:         &Apache::loncommon::content_type($r,'text/html');
   46:         $r->send_http_header;
   47:         return OK;
   48:     }
   49:     my $context = 'course';
   50:     my $cid = $env{'request.course.id'};
   51:     my ($cnum,$cdom) = &get_course($cid);
   52:     my $crstype = &Apache::loncommon::course_type();
   53:     my $parm_permission = &Apache::lonnet::allowed('opa',$cid);
   54:     my $navmap = Apache::lonnavmaps::navmap->new();
   55:     if ($parm_permission && $navmap) {
   56:         &Apache::loncommon::content_type($r,'text/html');
   57:         $r->send_http_header;
   58:     } else {
   59:         if ($navmap) {
   60:             $env{'user.error.msg'}=
   61:                 "/adm/courseprefs:opa:0:0:Cannot modify course settings";
   62:         } else {
   63:            $env{'user.error.msg'}=
   64:                 "/adm/courseprefs::0:1:Course environment gone, reinitialize the course";
   65:         }
   66:         return HTTP_NOT_ACCEPTABLE;
   67:     }
   68: 
   69:     &Apache::lonhtmlcommon::clear_breadcrumbs();
   70:     &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/courseprefs',
   71:         text=>"Course Configuration"});
   72:     my $breadcrumbs =
   73:         &Apache::lonhtmlcommon::breadcrumbs('Edit Course Configuration');
   74: 
   75:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
   76:                                             ['phase','actions']);
   77: 
   78:     my $phase = 'pickactions';
   79:     if ( exists($env{'form.phase'}) ) {
   80:         $phase = $env{'form.phase'};
   81:     }
   82: 
   83:     if ($phase eq 'categorizecourse') {
   84:         &assign_course_categories($r);
   85:         return OK;
   86:     }
   87: 
   88:     my %values=&Apache::lonnet::dump('environment',$cdom,$cnum);
   89:     my @prefs_order = ('courseinfo','localization','feedback','discussion',
   90:                        'classlists','appearance','grading','printouts',
   91:                        'spreadsheet','bridgetasks','other');
   92: 
   93:     my %prefs = (
   94:         'courseinfo' =>
   95:                    { text => 'General course settings',
   96:                      help => 'Course_Environment',
   97:                      header => [{col1 => 'Setting',
   98:                                  col2 => 'Value'}],
   99:                      ordered => ['description','courseid','categories',
  100:                                  'hidefromcat','cloners','externalsyllabus',
  101:                                  'url','rolenames'],
  102:                     },
  103:         'localization' =>
  104:                     { text => 'Language/TimeZone/Locale',
  105:                       help => 'Course_Environment',
  106:                       header => [{col1 => 'Setting',
  107:                                   col2 => 'Value',}],
  108:                       ordered => ['languages','timezone','datelocale'],
  109:                     },
  110:         'feedback' =>
  111:                     { text => 'Feedback messages',
  112:                       help => 'Course_Environment',
  113:                       header => [{col1 => 'Questions about:',
  114:                                   col2 => 'Recipients'},
  115:                                  {col1 => 'Questions about:',
  116:                                   col2 => 'Custom Text'}],
  117:                       ordered => ['question','comment','policy'],
  118:                     },
  119:         'discussion' =>
  120:                     { text => 'Discussion and Chat',
  121:                       help => 'Course_Environment',
  122:                       header => [{col1 => 'Setting',
  123:                                   col2 => 'Value',}],
  124:                       ordered => ['plc.roles.denied','plc.users.denied',
  125:                                   'pch.roles.denied','pch.users.denied',
  126:                                   'allow_limited_html_in_feedback',
  127:                                   'allow_discussion_post_editing'],
  128:                     },
  129:         'classlists' =>
  130:                    { text => 'Classlists and Staff Listing',
  131:                      help => 'Course_Environment',
  132:                      header => [{col1 => 'Type',
  133:                                  col2 => 'Default dates for student access'},
  134:                                 {col1 => 'Setting',
  135:                                  col2 => 'Privileged users (Domain Coordinators) in staff listing'},
  136:                                 {col1 => 'Setting',
  137:                                  col2 => 'Student-viewable classlist options'}],
  138:                      ordered => ['default_enrollment_start_date',
  139:                                  'default_enrollment_end_date',
  140:                                  'nothideprivileged','student_classlist_view',
  141:                                  'student_opt_in','student_classlist_portfiles'],
  142:                    },
  143:         'appearance' =>
  144:                    { text => 'Display of resources ',
  145:                      help => 'Course_Environment',
  146:                      header => [{col1 => 'Setting',
  147:                                  col2 => 'Value'}],
  148:                      ordered => ['default_xml_style','pageseparators',
  149:                                  'disable_receipt_display','texengine',
  150:                                  'tthoptions'],
  151:                   },
  152:         'grading' =>
  153:                   { text => 'Grading',
  154:                     help => 'Course_Environment',
  155:                     header => [{col1 => 'Setting',
  156:                                 col2 => 'Value',}],
  157:                     ordered => ['grading','rndseed',
  158:                                 'receiptalg','disablesigfigs'],
  159:                   },
  160:         'printouts' =>
  161:                   { text => 'Printout generation',
  162:                     help => 'Course_Environment',
  163:                     header => [{col1 => 'Setting',
  164:                                 col2 => 'Value',}],
  165:                     ordered => ['problem_stream_switch','suppress_tries',
  166:                                 'default_paper_size','print_header_format',
  167:                                 'disableexampointprint'],
  168:                   },
  169:         'spreadsheet' =>
  170:                   { text => 'Spreadsheets',
  171:                     help => 'Course_Environment',
  172:                     header => [{col1 => 'Setting',
  173:                                 col2 => 'Value'}],
  174:                     ordered => ['spreadsheet_default_classcalc',
  175:                                 'spreadsheet_default_studentcalc',
  176:                                 'spreadsheet_default_assesscalc','hideemptyrows'],
  177:                   },
  178:         'bridgetasks' =>
  179:                   { text => 'Bridge tasks',
  180:                     help => 'Course_Environment',
  181:                     header => [{col1 => 'Setting',
  182:                                 col2 => 'Value'}],
  183:                     ordered => ['task_messages','task_grading',
  184:                                 'suppress_embed_prompt'],
  185:                   },
  186:         'other' =>
  187:                   { text => 'Other settings',
  188:                     help => 'Course_Environment',
  189:                     header => [ {col1 => 'Item',
  190:                                  col2 => 'Value',
  191:                               }],
  192:                   },
  193:     );
  194:     if ($phase eq 'process') {
  195:         &Apache::lonconfigsettings::make_changes($r,$cdom,$phase,$context,
  196:                                                  \@prefs_order,\%prefs,\%values);
  197:     } elsif ($phase eq 'display') {
  198:         my $jscript = &get_jscript($cdom);
  199:         my @allitems;
  200:         foreach my $item (keys(%prefs)) {
  201:             if (ref($prefs{$item}) eq 'HASH') {
  202:                 if (ref($prefs{$item}{'ordered'}) eq 'ARRAY') {
  203:                     push(@allitems,@{$prefs{$item}{'ordered'}});
  204:                     if ($item eq 'feedback') {
  205:                         push(@allitems,(map { $_.'.email'; } @{$prefs{$item}{'ordered'}}));
  206:                     }
  207:                 }
  208:             }
  209:         }
  210:         &Apache::lonconfigsettings::display_settings($r,$cdom,$phase,$context,
  211:             \@prefs_order,\%prefs,\%values,undef,$jscript,\@allitems);
  212:     } else {
  213:         &Apache::lonconfigsettings::display_choices($r,$phase,$context,
  214:                                                     \@prefs_order,\%prefs);
  215:     }
  216:     return OK;
  217: }
  218: 
  219: sub print_config_box {
  220:     my ($r,$cdom,$phase,$action,$item,$settings,$allitems) = @_;
  221:     my $ordered = $item->{'ordered'};
  222:     my $rowtotal = 0;
  223:     my $output =
  224:          '<table class="LC_nested_outer">
  225:           <tr>
  226:            <th align="left" valign="middle"><span class="LC_font_larger">'.
  227:            &mt($item->{text}).'&nbsp;'.
  228:            &Apache::loncommon::help_open_topic($item->{'help'}).'</span></th>'."\n".
  229:           '</tr>';
  230:     if (($action eq 'feedback') || ($action eq 'classlists')) {
  231:         $output .= '
  232:           <tr>
  233:            <td>
  234:             <table class="LC_nested">
  235:              <tr class="LC_info_row">
  236:               <td class="LC_left_item">'.&mt($item->{'header'}->[0]->{'col1'}).'</td>
  237:               <td class="LC_right_item">'.&mt($item->{'header'}->[0]->{'col2'}).'</td>
  238:              </tr>';
  239:         $rowtotal ++;
  240:         if ($action eq 'feedback') {
  241:             $output .= &print_feedback('top',$cdom,$settings,$ordered,\$rowtotal);
  242:         } elsif ($action eq 'classlists') {
  243:             $output .= &print_classlists('top',$cdom,$settings,\$rowtotal);
  244:         }
  245:         $output .= '
  246:            </table>
  247:           </td>
  248:          </tr>
  249:          <tr>
  250:            <td>
  251:             <table class="LC_nested">
  252:              <tr class="LC_info_row">
  253:               <td class="LC_left_item">'.&mt($item->{'header'}->[1]->{'col1'}).'</td>';
  254:         $output .= '
  255:               <td class="LC_right_item">'.&mt($item->{'header'}->[1]->{'col2'}).'</td>
  256:              </tr>';
  257:         if ($action eq 'classlists') {
  258:             $output .= &print_classlists('middle',$cdom,$settings,\$rowtotal).
  259:                        '
  260:             </table>
  261:            </td>
  262:           </tr>
  263:           <tr>
  264:            <td>
  265:             <table class="LC_nested">
  266:              <tr class="LC_info_row">
  267:               <td class="LC_left_item" valign="top">'.&mt($item->{'header'}->[2]->{'col1'}).'</td>
  268:               <td class="LC_right_item" valign="top">'.&mt($item->{'header'}->[2]->{'col2'}).'</td>
  269:              </tr>';
  270:         }
  271:     } else {
  272:         $output .= '
  273:           <tr>
  274:            <td>
  275:             <table class="LC_nested">
  276:              <tr class="LC_info_row">
  277:               <td class="LC_left_item" valign="top">'.&mt($item->{'header'}->[0]->{'col1'}).'</td>
  278:               <td class="LC_right_item" valign="top">'.&mt($item->{'header'}->[0]->{'col2'}).'</td>
  279:              </tr>';
  280:     }
  281:     $rowtotal ++;
  282:     if ($action eq 'courseinfo') {
  283:         $output .= &print_courseinfo($cdom,$settings,$ordered,\$rowtotal);
  284:     } elsif ($action eq 'localization') {
  285:         $output .= &print_localization($cdom,$settings,$ordered,\$rowtotal);
  286:     } elsif ($action eq 'feedback') {
  287:         $output .= &print_feedback('bottom',$cdom,$settings,$ordered,\$rowtotal);
  288:     } elsif ($action eq 'discussion') {
  289:         $output .= &print_discussion($cdom,$settings,$ordered,\$rowtotal);
  290:     } elsif ($action eq 'classlists') {
  291:         $output .= &print_classlists('bottom',$cdom,$settings,\$rowtotal);
  292:     } elsif ($action eq 'appearance') {
  293:         $output .= &print_appearance($cdom,$settings,$ordered,\$rowtotal);
  294:     } elsif ($action eq 'grading') {
  295:         $output .= &print_grading($cdom,$settings,$ordered,\$rowtotal);
  296:     } elsif ($action eq 'printouts') {
  297:         $output .= &print_printouts($cdom,$settings,$ordered,\$rowtotal);
  298:     } elsif ($action eq 'spreadsheet') {
  299:         $output .= &print_spreadsheet($cdom,$settings,$ordered,\$rowtotal);
  300:     } elsif ($action eq 'bridgetasks') {
  301:         $output .= &print_bridgetasks($cdom,$settings,$ordered,\$rowtotal);
  302:     } elsif ($action eq 'other') {
  303:         $output .= &print_other($cdom,$settings,$allitems,\$rowtotal);
  304:     }
  305:     $output .= '
  306:    </table>
  307:   </td>
  308:  </tr>
  309: </table><br />';
  310:     return ($output,$rowtotal);
  311: }
  312: 
  313: sub process_changes {
  314:     my ($r,$cdom,$action,$values) = @_;
  315:     my %domconfig;
  316:     if (ref($values) eq 'HASH') {
  317:         %domconfig = %{$values};
  318:     }
  319:     return &modify_crsenv($action,$cdom,%domconfig); 
  320: }
  321: 
  322: sub get_course {
  323:     my ($courseid) = @_;
  324:     if (!defined($courseid)) {
  325:         $courseid = $env{'request.course.id'};
  326:     }
  327:     my $cdom=$env{'course.'.$courseid.'.domain'};
  328:     my $cnum=$env{'course.'.$courseid.'.num'};
  329:     return ($cnum,$cdom);
  330: }
  331: 
  332: sub get_jscript {
  333:     my ($cdom) = @_;
  334:     my ($can_toggle_cat,$can_categorize) = &can_modify_catsettings($cdom);
  335:     my ($jscript,$categorize_js);
  336:     my $stubrowse_js = &Apache::loncommon::studentbrowser_javascript();
  337:     my $browse_js = &Apache::loncommon::browser_and_searcher_javascript('parmset');
  338:     if ($can_categorize) {
  339:         $categorize_js = <<ENDSCRIPT;
  340: function catsbrowser() {
  341:     var catswin = null;
  342:     var url = '/adm/courseprefs?phase=categorizecourse';
  343:     if (!catswin || catswin.closed) {
  344:         catswin=window.open(url,'categorieswin','height=480,width=600,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
  345:     } else {
  346:         catswin.focus();
  347:     }
  348: }
  349: ENDSCRIPT
  350:     }
  351:     $jscript = '<script type="text/javascript" language="Javascript">'."\n".
  352:                $browse_js."\n".$categorize_js."\n".'</script>'."\n".$stubrowse_js."\n";
  353:     return $jscript;
  354: }
  355: 
  356: sub print_courseinfo {
  357:     my ($cdom,$settings,$ordered,$rowtotal) = @_;
  358:     unless ((ref($settings) eq 'HASH') && (ref($ordered) eq 'ARRAY')) {
  359:         return;
  360:     }
  361:     my ($cathash,$categoriesform);
  362:     my $crstype = &Apache::loncommon::course_type();
  363:     my %domconf = 
  364:         &Apache::lonnet::get_dom('configuration',['coursecategories'],$cdom);
  365:     if (ref($domconf{'coursecategories'}) eq 'HASH') {
  366:         $cathash = $domconf{'coursecategories'}{'cats'};
  367:         if (ref($cathash) eq 'HASH') {
  368:             $categoriesform = 
  369:                 &Apache::loncommon::assign_categories_table($cathash,
  370:                                                 $settings->{'categories'})."\n";
  371:         }
  372:     }
  373:     if (!defined($categoriesform)) {
  374:         $categoriesform = &mt('No categories defined for this domain');
  375:     }
  376: 
  377:     my ($can_toggle_cat,$can_categorize) = &can_modify_catsettings($cdom);
  378: 
  379:     my %items = (
  380:         'url' => { 
  381:                    text => '<b>'.&mt('Top Level Map').'</b>'.('&nbsp;'x2).
  382:                            '<a href="javascript:openbrowser'.
  383:                            "('display','url','sequence')\">".
  384:                            &mt('Select Map').'</a><br /><span class="LC_warning"> '.
  385:                            &mt('Modification may make assessment data inaccessible!').
  386:                            '</span>',
  387:                    input => 'textbox',
  388:                    size  => '40',
  389:                  },
  390:         'description'  => { 
  391:                    text => '<b>'.&mt('Course Description').'</b>',
  392:                    input => 'textbox',
  393:                    size  => '25',
  394:                           },
  395:         'courseid'     => { 
  396:                    text => '<b>'.&mt('Course ID or number').
  397:                            '</b><br />'.
  398:                            '('.&mt('internal, optional').')',
  399:                    input => 'textbox',
  400:                    size  => '25',
  401:                           },
  402:         'cloners'      => { 
  403:                    text => '<b>'.&mt('Users allowed to clone course').'</b><br />'.
  404:                            &mt('Course Coordinators included automatically'),
  405:                    input => 'textbox',
  406:                    size  => '40',
  407:                          },
  408:         'rolenames'  => { 
  409:                    text  => '<b>'.&mt('Replacement titles for standard course roles').'</b><br />'.
  410:                             '('.&mt('To replace the standard title for a course role, enter a title, otherwise leave blank').')',
  411:                    input => 'textbox',
  412:                    size  => '20',
  413:                         },
  414:         'externalsyllabus' => {
  415:                    text => '<b>'.&mt('URL of Syllabus').'</b><br />('.&mt('not using internal handler)'),
  416:                    input => 'textbox',
  417:                    size  => '40',
  418:                         },
  419:         'hidefromcat' => {
  420:                    text => '<b>'.&mt('Exclude from course catalog').'</b><br />'.
  421:                            ' ('.&mt('included by default if assigned institutional code, or categorized').')',
  422:                    input => 'radio',
  423:                          },
  424:         'categories' => {
  425:                    text => '<b>'.&mt('Categorize course').'</b> <a href="javascript:catsbrowser()">'.
  426:                            &mt('Display Categories').'</a>',
  427:                    input => 'textbox',
  428:                    size  => '25',
  429:                         },
  430:     );
  431:     my $datatable;
  432:     my $count = 0;
  433:     foreach my $item (@{$ordered}) {
  434:         if ($item eq 'hidefromcat') {
  435:             next if (!$can_toggle_cat);
  436:         } elsif ($item eq 'categories') {
  437:             next if (!$can_categorize);
  438:         }
  439:         $count ++;
  440:         $datatable .= &item_table_row_start($items{$item}{text},$count);
  441:         if ($items{$item}{input} eq 'radio') {
  442:             $datatable .= &yesno_radio($item,$settings);
  443:         } elsif ($item eq 'cloners') {
  444:             my $includeempty = 1;
  445:             my $num = 0;
  446:             $datatable .= &Apache::loncommon::start_data_table().
  447:                           &Apache::loncommon::start_data_table_row().
  448:                           '<td><span class="LC_nobreak"><label>'.
  449:                           &mt('Any user in any domain:').
  450:                           '&nbsp;<input type="radio" name="cloners_all" value="1" ';
  451:             if ($settings->{$item} eq '*') {
  452:                 $datatable .= ' checked="checked" ';
  453:             }
  454:             $datatable .= 'onchange="javascript:update_cloners('.
  455:                           "'cloners_all'".');" />'.&mt('Yes').'</label>'.
  456:                           ('&nbsp;'x2).'<input type="radio" name="cloners_all" value="0" ';
  457:             if ($settings->{$item} ne '*') {
  458:                 $datatable .= ' checked="checked" ';
  459:             }
  460:             $datatable .= ' onchange="javascript:update_cloners('.
  461:                           "'cloners_all'".');"/>'.&mt('No').'</label></td>'.
  462:                           &Apache::loncommon::end_data_table_row().
  463:                           &Apache::loncommon::end_data_table().
  464:                           '<table><tr><td align="left">'.&mt('Or').
  465:                           '</td></tr></table>'.
  466:                           &Apache::loncommon::start_data_table();
  467:             my @cloners;
  468:             if ($settings->{$item} eq '') {
  469:                 $datatable .= &new_cloners_dom_row($cdom,'0');
  470:             } elsif ($settings->{$item} ne '*') {
  471:                 my @entries = split(/,/,$settings->{$item});
  472:                 if (@entries > 0) {
  473:                     foreach my $entry (@entries) {
  474:                         my ($uname,$udom) = split(/:/,$entry);
  475:                         if ($uname eq '*') {
  476:                             $datatable .= 
  477:                                 &Apache::loncommon::start_data_table_row().
  478:                                 '<td valign="top"><span class="LC_nobreak">'.
  479:                                 &mt('Domain:').'<b>&nbsp;'.$udom.
  480:                                 '</b><input type="hidden" name="cloners_dom_'.$num.
  481:                                 '" value="'.$udom.'" /></span><br />'.
  482:                                 '<span class="LC_nobreak"><label><input type="checkbox" '.
  483:                                 'name="cloners_delete" value="'.$num.'" onchange="javascript:update_types('."'cloners_delete','$num'".');" />'.
  484:                                 &mt('Delete').'</label></span></td>'.
  485:                                 &Apache::loncommon::end_data_table_row();
  486:                             $num ++;
  487:                         } else {
  488:                             push(@cloners,$entry);
  489:                         }
  490:                     }
  491:                 }
  492:             }
  493:             my $add_domtitle = &mt('Any user in additional domain:');
  494:             if ($settings->{$item} eq '*') {
  495:                 $add_domtitle = &mt('Any user in specific domain:');
  496:             } elsif ($settings->{$item} eq '') {
  497:                 $add_domtitle = &mt('Any user in other domain:');
  498:             }
  499:             my $cloners_str = join(',',@cloners);
  500:             $datatable .= &Apache::loncommon::start_data_table_row().
  501:                           '<td align="left"><span class="LC_nobreak">'.
  502:                           $add_domtitle.'</span><br />'.
  503:                           &Apache::loncommon::select_dom_form('','cloners_newdom',
  504:                                                               $includeempty).
  505:                           '<input type="hidden" name="cloners_total" value="'.$num.'" />'.
  506:                           '</td>'.&Apache::loncommon::end_data_table_row().
  507:                           &Apache::loncommon::end_data_table().'<br />'.
  508:                           &Apache::loncommon::start_data_table().
  509:                           &Apache::loncommon::start_data_table_row().
  510:                           '<td align="left">'.
  511:                           &mt('Specific users').'&nbsp;(<tt>'.
  512:                           &mt('user:domain,user:domain').'</tt>)<br />'.
  513:                           &Apache::lonhtmlcommon::textbox($item,$cloners_str,
  514:                                                           $items{$item}{'size'}).
  515:                           '</td>'.&Apache::loncommon::end_data_table_row().
  516:                           &Apache::loncommon::end_data_table();
  517:         } elsif ($item eq 'rolenames') {
  518:             $datatable .= &Apache::loncommon::start_data_table();
  519:             foreach my $role ('cc','in','ta','ep','ad','st') {
  520:                 $datatable .= &Apache::loncommon::start_data_table_row().
  521:                               '<td align="left"><span class="LC_nobreak">'.
  522:                               &Apache::lonnet::plaintext($role,$crstype,undef,1).
  523:                               '</span></td><td align="left">'.
  524:                               &Apache::lonhtmlcommon::textbox('rolenames_'.$role,
  525:                                                  $settings->{$role.'.plaintext'},
  526:                                                  $items{$item}{size}).'</td>'.
  527:                               &Apache::loncommon::end_data_table_row();
  528:             }
  529:             $datatable .= &Apache::loncommon::end_data_table().'</td>';
  530:         } elsif ($item eq 'categories') {
  531:             $datatable .= '<input type="hidden" name="categories" value="'.$settings->{$item}.'" />'.&Apache::lonhtmlcommon::textbox($item.'_display',$settings->{$item},$items{$item}{size});
  532:         } else {
  533:             $datatable .= &Apache::lonhtmlcommon::textbox($item,$settings->{$item},$items{$item}{size});
  534:         }
  535:         $datatable .= &item_table_row_end();
  536:     }
  537:     $$rowtotal += scalar(@{$ordered});
  538:     return $datatable;
  539: }
  540: 
  541: sub new_cloners_dom_row {
  542:     my ($newdom,$num) = @_;
  543:     my $output;
  544:     if ($newdom ne '') {
  545:         $output .= &Apache::loncommon::start_data_table_row().
  546:                    '<td valign="top"><span class="LC_nobreak">'.
  547:                    &mt('Any user in domain:').'&nbsp;<b>'.$newdom.'</b>'.
  548:                    ('&nbsp;'x2).'<label><input type="radio" '.
  549:                    'name="cloners_activate" value="'.$num.'" '.
  550:                    'onchange="javascript:update_types('.
  551:                    "'cloners_activate','$num'".');" />'.
  552:                    &mt('Yes').'</label>'.('&nbsp;'x2).
  553:                    '<label><input type="radio" '.
  554:                    'name="cloners_activate" value="" checked="checked" '.
  555:                    'onchange="javascript:update_types('.
  556:                    "'cloners_activate','$num'".');" />'.
  557:                    &mt('No').'</label></span></td>'.
  558:                    &Apache::loncommon::end_data_table_row();
  559:     }
  560:     return $output;
  561: }
  562: 
  563: sub can_modify_catsettings {
  564:     my ($dom) = @_;
  565:     my %domconf = &Apache::lonnet::get_dom('configuration',['coursecategories'],$dom);
  566:     my ($can_toggle_cat,$can_categorize);
  567:     if (ref($domconf{'coursecategories'}) eq 'HASH') {
  568:         if ($domconf{'coursecategories'}{'togglecats'} eq 'crs') {
  569:             $can_toggle_cat = 1;
  570:         }
  571:         if ($domconf{'coursecategories'}{'categorize'} eq 'crs') {
  572:             $can_categorize = 1;
  573:         }
  574:     }
  575:     return ($can_toggle_cat,$can_categorize);
  576: }
  577: 
  578: sub assign_course_categories {
  579:     my ($r) = @_;
  580:     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
  581:     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
  582:     my $hascats = 0;
  583:     my $cathash;
  584:     my %domconf = &Apache::lonnet::get_dom('configuration',['coursecategories'],$cdom);
  585:     if (ref($domconf{'coursecategories'}) eq 'HASH') {
  586:         $cathash = $domconf{'coursecategories'}{'cats'};
  587:         if (ref($cathash) eq 'HASH') {
  588:             $hascats = 1;
  589:         }
  590:     }
  591:     my $catwin_js;
  592:     if ($hascats) {
  593:         my $alert = &mt('Use \"Save\" in the main window to save course categories');
  594:         $catwin_js = <<ENDSCRIPT;
  595: <script type="text/javascript">
  596: 
  597: function updateCategories() {
  598:     var newcategories = '';
  599:     var unescapedcats = '';
  600:     if (document.chgcats.usecategory.length) {
  601:         for (var i=0; i<document.chgcats.usecategory.length; i++) {
  602:             if (document.chgcats.usecategory[i].checked == true) {
  603:                 newcategories = newcategories + document.chgcats.usecategory[i].value + '&';
  604:                 unescapedcats = unescapedcats + document.chgcats.catname[i].value + ' & ';
  605:             }
  606:         }
  607:         if (newcategories.length > 0) {
  608:             newcategories = newcategories.slice(0,-1);
  609:         }
  610:         if (unescapedcats.length > 0) {
  611:             unescapedcats = unescapedcats.slice(0,-3);
  612:         }
  613:     } else {
  614:          if (document.chgcats.usecategory.checked == true) {
  615:              newcategories = document.chgcats.usecategory.value;
  616:              unescapedcats = document.chgcats.catname.value;
  617:          }
  618:     }
  619:     opener.document.display.categories.value = newcategories;
  620:     opener.document.display.categories_display.value = unescapedcats;
  621:     alert("$alert");
  622:     self.close();
  623:     return;
  624: }
  625: 
  626: </script>
  627: ENDSCRIPT
  628:     } else {
  629:         my $onload;
  630:     }
  631:     my $start_page =
  632:         &Apache::loncommon::start_page('Course Categories',$catwin_js,
  633:                                        {'only_body'      => 1,});
  634:     my $end_page = &Apache::loncommon::end_page();
  635:     my $categoriesform = '<h3>'.&mt('Categorize Course').'</h3>';
  636:     if ($hascats) {
  637:         my %currsettings =
  638:             &Apache::lonnet::get('environment',['hidefromcat','categories'],$cdom,$cnum);
  639:         $categoriesform .= &mt('Assign one or more categories to this course.').'<br /><br />'.
  640:                                '<form name="chgcats" action="/adm/courseprefs" method="post">'."\n".
  641:                                &Apache::loncommon::assign_categories_table($cathash,
  642:                                                        $currsettings{'categories'})."\n".
  643:                                '<br /><input type="button" name="changes" value="'.
  644:                                &mt('Copy to main window').'" '.
  645:                                'onclick="javascript:updateCategories()" /></form><br />';
  646:     } else {
  647:         $categoriesform .= &mt('No categories defined for this domain');
  648:     }
  649:     $r->print($start_page.$categoriesform.$end_page);
  650:     return;
  651: }
  652: 
  653: sub print_localization {
  654:     my ($cdom,$settings,$ordered,$rowtotal) = @_;
  655:     unless ((ref($settings) eq 'HASH') && (ref($ordered) eq 'ARRAY')) {
  656:         return;
  657:     }
  658:     my %items = (
  659:         languages => {
  660:                         text => &mt('Languages used').'<br />'.&mt("(will override user's preference)"),
  661:                         input => 'selectbox',
  662:                      }, 
  663:         timezone => {
  664:                         text  => &mt('Timezone in which the course takes place'),
  665:                         input => 'selectbox',
  666:                     },
  667:         datelocale  => { 
  668:                          text => &mt('Locale used for course calendar'),
  669:                          input => 'selectbox',
  670:                        },
  671:     );
  672:     my $datatable;
  673:     my $count = 0;
  674:     foreach my $item (@{$ordered}) {
  675:         $count ++;
  676:         $datatable .= &item_table_row_start($items{$item}{text},$count);
  677:         if ($item eq 'timezone') {
  678:             my $includeempty = 1;
  679:             my $timezone = &Apache::lonlocal::gettimezone();
  680:             $datatable .= 
  681:                 &Apache::loncommon::select_timezone($item,$timezone,undef,
  682:                                                     $includeempty);
  683:         } elsif ($item eq 'datelocale') {
  684:             my $includeempty = 1;
  685:             my $locale_obj = &Apache::lonlocal::getdatelocale();
  686:             my $currdatelocale;
  687:             if (ref($locale_obj)) {
  688:                 $currdatelocale = $locale_obj->id();
  689:             }
  690:             $datatable .= 
  691:                 &Apache::loncommon::select_datelocale($item,$currdatelocale,
  692:                                                       undef,$includeempty);
  693:         } else {
  694:             if ($settings->{$item} eq '') {
  695:                 $datatable .= 
  696:                     &Apache::loncommon::select_language('language_0','',1);
  697:             } else {
  698:                 my $num = 0;
  699:                 my @languages = split(/\s*(\,|\;|\:)\s*/,$settings->{$item});
  700:                 $datatable .= &Apache::loncommon::start_data_table();
  701:                 if (@languages > 0) {
  702:                     foreach my $lang (@languages) {
  703:                         my $showlang = $lang;
  704:                         my $code = &Apache::loncommon::supportedlanguagecode($lang);
  705:                         if ($code) {
  706:                             $showlang = &plainlanguagedescription($lang);
  707:                         }
  708:                         $datatable .=
  709:                             &Apache::loncommon::start_data_table_row().
  710:                             '<td valign="top"><span class="LC_nobreak">'.
  711:                             &mt('Language:').'<b>&nbsp;'.$showlang.
  712:                             '</b><input type="hidden" name="languages_'.$num.
  713:                             '" value="'.$lang.'" /></span><br />'.
  714:                             '<span class="LC_nobreak"><label><input type="checkbox" '.
  715:                             'name="languages_delete" value="'.$num.'" />'.
  716:                             &mt('Delete').'</label></span></td>'.
  717:                             &Apache::loncommon::end_data_table_row().'</td>';
  718:                             $num ++;
  719:                     }
  720:                 }
  721:                 $datatable .= &Apache::loncommon::start_data_table_row().
  722:                               '<td><span class="LC_nobreak">'.
  723:                               &mt('Additional language:').'</span><br />'.
  724:                               &Apache::loncommon::select_language($item);
  725:                               '<input type="hidden" name="languages_total" value="'.$num.'" />'.
  726:                               '</td>'.&Apache::loncommon::end_data_table_row().
  727:                               &Apache::loncommon::end_data_table();
  728:             }
  729:         }
  730:         $datatable .= &item_table_row_end();
  731:     }
  732:     $$rowtotal += scalar(@{$ordered});
  733:     return $datatable;
  734: }
  735: 
  736: sub print_feedback {
  737:     my ($position,$cdom,$settings,$ordered,$rowtotal) = @_;
  738:     unless ((ref($settings) eq 'HASH') && (ref($ordered) eq 'ARRAY')) {
  739:         return;
  740:     }
  741:     my %items = (
  742:         'question' => {
  743:                    text => '<b>'.&mt('Resource Content').'</b>',
  744:                    input => 'textbox',
  745:                    size  => '50',
  746:                  },
  747: 
  748:         'comment'  => {
  749:                    text => '<b>'.&mt('Course Content').'</b>',
  750:                    input => 'textbox',
  751:                    size  => '50',
  752:                  },
  753: 
  754:         'policy'   => {
  755:                    text => '<b>'.&mt('Course Policy').'</b>',
  756:                    input => 'textbox',
  757:                    size  => '50',
  758:                  },
  759:     );
  760:     my $datatable;
  761:     my $count = 0;
  762:     my ($cnum) = &get_course();
  763:     my %sections = &Apache::loncommon::get_sections($cdom,$cnum);
  764:     my @sections = sort( { $a <=> $b } keys(%sections));
  765:     my %lt = &Apache::lonlocal::texthash (
  766:                                            currone => 'Current recipient:',
  767:                                            curmult => 'Current recipients:',
  768:                                            add     => 'Additional recipient:',
  769:                                            del     => 'Delete?',
  770:                                            sec     => 'Sections:',
  771:                                          );
  772: 
  773:     foreach my $item (@{$ordered}) {
  774:         $count ++;
  775:         $datatable .= &item_table_row_start($items{$item}{text},$count);
  776:         if ($position eq 'top') {
  777:             my $includeempty = 0;
  778:             $datatable .= &user_table($cdom,$item,\@sections,
  779:                                       $settings->{$item.'.email'},\%lt);
  780:         } else {
  781:             $datatable .= &Apache::lonhtmlcommon::textbox($item.'_text',
  782:                               $settings->{$item},$items{$item}{size});  
  783:         }
  784:         $datatable .= &item_table_row_end();
  785:     }
  786:     $$rowtotal += scalar(@{$ordered});
  787:     return $datatable;
  788: }
  789: 
  790: sub user_table {
  791:     my ($cdom,$item,$sections,$currvalue,$lt) = @_;
  792:     my $output;
  793:     if ($currvalue eq '') {
  794:         $output .= &select_recipient($item,'0',$cdom,$sections);
  795:     } else {
  796:         my $num = 0;
  797:         my @curr = split(/,/,$currvalue);
  798:         $output .= &Apache::loncommon::start_data_table();
  799:         my ($currusers);
  800:         foreach my $val (@curr) {
  801:             next if ($val eq '');
  802:             my ($uname,$udom,$seclist) = ($val =~ /^($match_username):($match_domain)(\(?[^\)]*\)?)$/);
  803:             my @selsec;
  804:             if ($seclist) {
  805:                 $seclist =~ s/(^\(|\)$)//g;
  806:                 @selsec = split(/\s*;\s*/,$seclist);
  807:             }
  808:             $currusers .= '<tr>'.
  809:                         '<td valign="top"><span class="LC_nobreak">'.
  810:                         '<label><input type="checkbox" '.
  811:                         'name="'.$item.'_delete" value="'.$num.'" />'.
  812:                         $lt->{'del'}.'</label>'.
  813:                         '<input type="hidden" name="'.$item.'_user_'.
  814:                         $num.'" value="'.$val.'" />'.('&nbsp;'x2).
  815:                         &Apache::loncommon::aboutmewrapper(
  816:                             &Apache::loncommon::plainname($uname,$udom,'firstname'),
  817:                             $uname,$udom,'aboutuser');
  818:             if (ref($sections) eq 'ARRAY') {
  819:                 if (@{$sections}) {
  820:                     $currusers.= ('&nbsp;'x3).$lt->{'sec'}.'&nbsp;'.
  821:                                   &select_sections($item,$num,$sections,
  822:                                   \@selsec);
  823:                 }
  824:             }
  825:             $currusers .= '</span></td></tr>';
  826:             $num ++;
  827:         }
  828:         if ($num) {
  829:             $output .= &Apache::loncommon::start_data_table_row().
  830:                        '<td align="left"><i>';
  831:             if ($num > 1) {
  832:                 $output .= $lt->{'currone'};
  833:             } else {
  834:                 $output .= $lt->{'currmult'};
  835:             }
  836:             $output .= '</i><br />'.
  837:                           '<table>'.$currusers.'</table></td>'.
  838:                           &Apache::loncommon::end_data_table_row();
  839:         }
  840:         $output .= &Apache::loncommon::start_data_table_row().
  841:                   '<td align="left"><span class="LC_nobreak"><i>'.
  842:                   $lt->{'add'}.'</i></span><br />'.
  843:                   &select_recipient($item,$num,$cdom,$sections).
  844:                   '<input type="hidden" name="'.$item.'_total" value="'.$num.'" />'.
  845:                               '</td>'.&Apache::loncommon::end_data_table_row().
  846:                               &Apache::loncommon::end_data_table();
  847:     }
  848:     return $output;
  849: }
  850: 
  851: sub select_recipient {
  852:     my ($item,$num,$cdom,$sections,$selected,$includeempty) = @_;
  853:     my $domform = &Apache::loncommon::select_dom_form($cdom,$item.'_udom_'.$num,$includeempty);
  854:     my $selectlink =
  855:         &Apache::loncommon::selectstudent_link('display',$item.'_uname_'.$num,
  856:                                                $item.'_udom_'.$num,1);
  857:     my $output = 
  858:         '<table><tr><td align="center">'.&mt('Username').'<br />'.
  859:         '<input type="text" name="'.$item.'_uname_'.$num.'" value="" /></td>'.
  860:         '<td align="center">'.&mt('Domain').'<br />'.$domform.'</td>';
  861:     if (ref($sections) eq 'ARRAY') {
  862:         if (@{$sections}) {
  863:             $output .= '<td align="center">'.&mt('Sections').'<br />'.
  864:                        &select_sections($item,$num,$sections,$selected).'</td>'; 
  865:         }
  866:     }
  867:     $output .= '<td valign="top">'.
  868:                $selectlink.'</td></tr></table>';
  869:     return $output;
  870: }
  871: 
  872: sub select_sections {
  873:     my ($item,$num,$sections,$selected) = @_;
  874:     my ($output,@currsecs,$allsec);
  875:     if (ref($selected) eq 'ARRAY') {
  876:         @currsecs = @{$selected};
  877:     }
  878:     if (!@currsecs) {
  879:         $allsec = ' selected="selected"';
  880:     }
  881:     if (ref($sections) eq 'ARRAY') {
  882:         if (@{$sections}) {
  883:             my $mult;
  884:             if (@{$sections} > 1) {
  885:                 $mult = ' multiple="multiple"';
  886:                 if (@{$sections} > 3) {
  887:                     $mult .= ' size="4"';
  888:                 }
  889:             }
  890:             $output = '<select name="'.$item.'_sections_'.$num.'"'.$mult.'>'.
  891:                       ' <option value=""'.$allsec.'>'.&mt('All').'</option>';
  892:             foreach my $sec (@{$sections}) {
  893:                 my $is_sel;
  894:                 if ((@currsecs) && (grep(/^\Q$sec\E$/,@currsecs))) {
  895:                     $is_sel = 'selected="selected"';
  896:                 }
  897:                 $output .= '<option value="'.$sec.'"'.$is_sel.'>'.$sec.'</option>';
  898:             }
  899:             $output .= '</select>';
  900:         }
  901:     }
  902:     return $output;
  903: }
  904: 
  905: sub print_discussion {
  906:     my ($cdom,$settings,$ordered,$rowtotal) = @_;
  907:     unless ((ref($settings) eq 'HASH') && (ref($ordered) eq 'ARRAY')) {
  908:         return;
  909:     }
  910:     my %items = (
  911:         'plc.roles.denied' => {
  912:                    text => '<b>'.&mt('No Chat room use').'</b>'.
  913:                            &Apache::loncommon::help_open_topic("Course_Disable_Discussion"),
  914:                    input => 'checkbox',
  915:                  },
  916: 
  917:         'plc.users.denied'  => {
  918:                    text => '<b>'.&mt('No Chat room use').'</b>',
  919:                    input => 'checkbox',
  920:                  },
  921: 
  922:         'pch.roles.denied'   => {
  923:                    text => '<b>'.&mt('No Resource Discussion').'</b>'.
  924:                            &Apache::loncommon::help_open_topic("Course_Disable_Discussion"),
  925:                    input => 'checkbox',
  926:                  },
  927: 
  928:         'pch.users.denied'   => {
  929:                    text => '<b>'.&mt('No Resource Discussion').'</b>',
  930:                    input => 'checkbox',
  931:                  },
  932:         'allow_limited_html_in_feedback' => {
  933:                    text => '<b>'.&mt('Allow limited HTML in discussion posts').'</b>',
  934:                    input => 'radio',
  935:                  },
  936: 
  937:         'allow_discussion_post_editing' => {
  938:                    text => '<b>'.&mt('Users can edit/delete own discussion posts').'</b>',
  939:                    input => 'checkbox',
  940:                  },
  941:     );
  942:     my $datatable;
  943:     my $count;
  944:     my ($cnum) = &get_course();
  945:     my %sections = &Apache::loncommon::get_sections($cdom,$cnum);
  946:     my @sections = sort( { $a <=> $b } keys(%sections));
  947:     my %lt = &Apache::lonlocal::texthash (
  948:                                           currone => 'Disallowed:',
  949:                                           curmult => 'Disallowed:',
  950:                                           add     => 'Disallow more:',
  951:                                           del     => 'Delete?',
  952:                                           sec     => 'Sections:',
  953:                                          );
  954: 
  955:     foreach my $item (@{$ordered}) {
  956:         $count ++;
  957:         $datatable .= &item_table_row_start($items{$item}{text},$count);
  958:         if ($item eq 'plc.roles.denied') {
  959:             $datatable .= '<table>'.&role_checkboxes($cdom,$cnum,$item,$settings).
  960:                           '</table>';
  961:         } elsif ($item eq 'plc.users.denied') {
  962:             $datatable .= &user_table($cdom,$item,undef,
  963:                                       $settings->{$item},\%lt);
  964:         } elsif ($item eq 'pch.roles.denied') {
  965:             $datatable .= '<table>'.&role_checkboxes($cdom,$cnum,$item,$settings).
  966:                           '</table>';
  967:         } elsif ($item eq 'pch.users.denied') {
  968:             $datatable .= &user_table($cdom,$item,undef,
  969:                                       $settings->{$item},\%lt);
  970:         } elsif ($item eq 'allow_limited_html_in_feedback') {
  971:             $datatable .= &yesno_radio($item,$settings);
  972:         } elsif ($item eq 'allow_discussion_post_editing') {
  973:             $datatable .= &Apache::loncommon::start_data_table().
  974:                           &Apache::loncommon::start_data_table_row().
  975:                           '<th align="left">'.&mt('Role').'</th><th>'.
  976:                           &mt('Sections').'</th>'.
  977:                           &Apache::loncommon::end_data_table_row().
  978:                           &role_checkboxes($cdom,$cnum,$item,$settings,1).
  979:                           &Apache::loncommon::end_data_table();
  980:         }
  981:         $datatable .= &item_table_row_end();
  982:     }
  983:     $$rowtotal += scalar(@{$ordered});
  984:     return $datatable;
  985: }
  986: 
  987: sub role_checkboxes {
  988:     my ($cdom,$cnum,$item,$settings,$showsections) = @_;
  989:     my @roles = ('st','ad','ta','ep','in','cc');
  990:     my $output;
  991:     my (@current,@curr_roles,%currsec,@sections);
  992:     if ($showsections) {
  993:         my %sections = &Apache::loncommon::get_sections($cdom,$cnum);
  994:         @sections = sort( { $a <=> $b } keys(%sections));
  995:     }
  996:     if (ref($settings) eq 'HASH') {
  997:         if ($settings->{$item}) {
  998:             @current = split(',',$settings->{$item});
  999:             if ($showsections) {
 1000:                 foreach my $role (@current) {
 1001:                     if ($role =~ /:/) {
 1002:                         my ($trole,$sec) = split(':',$role);
 1003:                         push(@curr_roles,$trole);
 1004:                         if (ref($currsec{$trole}) eq 'ARRAY') {
 1005:                             if (!grep(/^\Q$sec\E/,@{$currsec{$trole}})) {
 1006:                                 push(@{$currsec{$trole}},$sec);
 1007:                             }
 1008:                         }
 1009:                     } else {
 1010:                         push(@curr_roles,$role);
 1011:                     }
 1012:                 }
 1013:                 @current = @curr_roles;
 1014:             }
 1015:         }
 1016:     }
 1017:     my $numinrow = 3;
 1018:     my $count = 0;
 1019:     foreach my $role (@roles) {
 1020:         my $checked = '';
 1021:         if (grep(/^\Q$role\E$/,@current)) {
 1022:             $checked = ' checked="checked" ';
 1023:         }
 1024:         my $plrole=&Apache::lonnet::plaintext($role);
 1025:         if ($showsections) {
 1026:             $output .= &Apache::loncommon::start_data_table_row();
 1027:         } else {
 1028:             my $rem = $count%($numinrow);
 1029:             if ($rem == 0) {
 1030:                 if ($count > 0) {
 1031:                     $output .= '</tr>';
 1032:                 }
 1033:                 $output .= '<tr>';
 1034:             }
 1035:         }
 1036:         $output .= '<td align="left"><span class="LC_nobreak"><label><input type="checkbox" name='.
 1037:                    $item.'" value="'.$role.'"'.$checked.'/>&nbsp;'.
 1038:                    $plrole.'</label></span></td>';
 1039:         if ($showsections) {
 1040:             $output .= '<td align="left">'.
 1041:                        &select_sections($item,$role,\@sections,$currsec{$role}).
 1042:                        '</td></tr>';
 1043:         }
 1044:         $count ++;
 1045:     }
 1046:     my %adv_roles =
 1047:         &Apache::lonnet::get_course_adv_roles($env{'request.course.id'},1);
 1048:     my $total = @roles;
 1049:     foreach my $role (sort(keys(%adv_roles))) {
 1050:         if ($role =~ m{^cr/($match_domain)/($match_name)/\w$}) {
 1051:             my $rolename = $3;
 1052:             my $value = 'cr_'.$1.'_'.$2.'_'.$rolename;
 1053:             my $checked = '';
 1054:             if (grep(/^\Q$value\E$/,@current)) {
 1055:                 $checked = ' checked="checked" ';
 1056:             }
 1057:             if ($showsections) {
 1058:                 $output .= &Apache::loncommon::start_data_table_row();
 1059:             } else {
 1060:                 my $rem = $count%($numinrow);
 1061:                 if ($rem == 0) {
 1062:                     if ($count > 0) {
 1063:                         $output .= '</tr>';
 1064:                     }
 1065:                     $output .= '<tr>';
 1066:                 }
 1067:             }
 1068:             $output .= '<td><span class="LC_nobreak"><label><input type="checkbox" name='.
 1069:                        $item.'" value="'.$value.'"'.$checked.' />&nbsp;'.$rolename.
 1070:                        '</label></span></td>';
 1071:             if ($showsections) {
 1072:                 $output .= '<td>'.
 1073:                            &select_sections($item,$role,\@sections,$currsec{$role}).
 1074:                            '</td>'.&Apache::loncommon::end_data_table_row();
 1075:             }
 1076:             $total ++;
 1077:             $count ++;
 1078:         }
 1079:     }
 1080:     if (!$showsections) {
 1081:         my $rem = $total%($numinrow);
 1082:         my $colsleft = $numinrow - $rem;
 1083:         if ($colsleft > 1 ) {
 1084:             $output .= '<td colspan="'.$colsleft.'" class="LC_left_item">'.
 1085:                        '&nbsp;</td>';
 1086:         } elsif ($colsleft == 1) {
 1087:             $output .= '<td class="LC_left_item">&nbsp;</td>';
 1088:         }
 1089:         $output .= '</tr>';
 1090:     }
 1091:     return $output;
 1092: }
 1093: 
 1094: sub print_classlists {
 1095:     my ($position,$cdom,$settings,$rowtotal) = @_;
 1096:     my @ordered;
 1097:     if ($position eq 'top') {
 1098:         @ordered = ('default_enrollment_start_date',
 1099:                     'default_enrollment_end_date');
 1100:     } elsif ($position eq 'middle') {
 1101:         @ordered = ('nothideprivileged');
 1102:     } else {
 1103:         @ordered = ('student_classlist_view',
 1104:                     'student_opt_in','student_classlist_portfiles');
 1105:     }
 1106:     my %items = (
 1107:         'default_enrollment_start_date' => {
 1108:                    text => '<b>'.&mt('Start date').'</b>',
 1109:                    input => 'dates',
 1110:                  },
 1111:         'default_enrollment_end_date'  => {
 1112:                    text => '<b>'.&mt('End date').'</b>',
 1113:                    input => 'dates',
 1114:                  },
 1115: 
 1116:         'nothideprivileged'   => {
 1117:                    text => '<b>'.&mt('Domain Coodinators in course').'</b>',
 1118:                    input => 'checkbox',
 1119:                  },
 1120: 
 1121:         'student_classlist_view'   => {
 1122:                    text => '<b>'.&mt('Student-viewable classlist').'</b>',
 1123:                    input => 'selectbox',
 1124:                    options => {
 1125:                                 disabled => &mt('No viewable classlist'),
 1126:                                 section  => &mt("Classlist of viewer's section"),
 1127:                                 all      => &mt('Classlist of all students'),
 1128:                               },
 1129:                    order => ['disabled','all','section'],
 1130:                  },
 1131:         'student_opt_in' => {
 1132:                    text => '<b>'.&mt('Student agreement needed to be listed').'</b>',
 1133:                    input => 'radio',
 1134:                  },
 1135: 
 1136:         'student_classlist_portfiles' => {
 1137:                    text => '<b>'.&mt('Include link to accessible portfolio files').'</b>',
 1138:                    input => 'radio',
 1139:                  },
 1140:     );
 1141:     unless (($settings->{'student_classlist_view'} eq 'all') || 
 1142:             ($settings->{'student_classlist_view'} eq 'section')) { 
 1143:         $settings->{'student_classlist_view'} = 'disabled';
 1144:     }
 1145:     return &make_item_rows($cdom,\%items,\@ordered,$settings,$rowtotal);
 1146: }
 1147: 
 1148: sub print_appearance {
 1149:     my ($cdom,$settings,$ordered,$rowtotal) = @_;
 1150:     unless ((ref($settings) eq 'HASH') && (ref($ordered) eq 'ARRAY')) {
 1151:         return;
 1152:     }
 1153:     my %items = (
 1154:         'default_xml_style' => {
 1155:                    text => '<b>'.&mt('Default XML Style File').'</b> '.
 1156:                            '<a href="javascript:openbrowser'.
 1157:                            "('display','default_xml_style'".
 1158:                            ",'sty')".'">'.&mt('Select Style File').'</a>',
 1159:                    input => 'textbox',
 1160:                    size => 35,
 1161:                  },
 1162: 
 1163:         'pageseparators'  => {
 1164:                    text => '<b>'.&mt('Visibly Separate Items on Pages').'</b>',
 1165:                    input => 'radio',
 1166:                  },
 1167:         'disable_receipt_display' => {
 1168:                    text => '<b>'.&mt('Disable display of problem receipts').'</b>',
 1169:                    input => 'radio',
 1170:                  },
 1171:         'texengine'  => {
 1172:                    text => '<b>'.&mt('Force use of a specific math rendering engine.').'</b>',
 1173:                    input => 'selectbox',
 1174:                    options => {
 1175:                                 jsMath   => 'jsMath',
 1176:                                 mimetex => &mt('Convert to Images'),
 1177:                                 tth      => &mt('TeX to HTML'),
 1178:                               },
 1179:                    order  => ['jsMath','mimetex','tth'],
 1180:                    nullval => &mt("None specified - use student's choice"),
 1181:                  },
 1182:         'tthoptions' => {
 1183:                    text => '<b>'.&mt('Default set of options to pass to tth/m when converting TeX').'</b>',
 1184:                    input => 'textbox',
 1185:                    size => 40,
 1186:                  },
 1187:     );
 1188:     return &make_item_rows($cdom,\%items,$ordered,$settings,$rowtotal);
 1189: }
 1190: 
 1191: sub print_grading {
 1192:     my ($cdom,$settings,$ordered,$rowtotal) = @_;
 1193:     unless ((ref($settings) eq 'HASH') && (ref($ordered) eq 'ARRAY')) {
 1194:         return;
 1195:     }
 1196:     my %items = (
 1197:         'grading'  => {
 1198:                    text => '<b>'.&mt('Grading').'</b>'.
 1199:                            &Apache::loncommon::help_open_topic('GradingOptions'),
 1200:                    input => 'selectbox',
 1201:                    options => {
 1202:                                 standard => &mt('Standard: shows points'),
 1203:                                 external => &mt('External: shows number of completed parts'),
 1204:                                 spreadsheet => &mt('Spreadsheet: (with link to detailed scores)'), 
 1205:                               },
 1206:                    order => ['standard','external','spreadsheet'],
 1207:                  },
 1208:         'rndseed' => {
 1209:                    text => '<b>'.&mt('Randomization algorithm used').'</b>'.
 1210:                            '<span class="LC_error">'.'<br />'.
 1211:                            &mt('Modifying this will make problems have different numbers and answers!').
 1212:                            '</span>',
 1213:                    input => 'selectbox',
 1214:                    options => {
 1215:                                 '32bit'  => '32bit',
 1216:                                 '64bit'  => '64bit',
 1217:                                 '64bit2' => '64bit2',
 1218:                                 '64bit3' => '64bit3',
 1219:                                 '64bit4' => '64bit4',
 1220:                                 '64bit5' => '64bit5',
 1221:                               },
 1222:                    order => ['32bit','64bit','64bit2','64bit3','64bit4','64bit5'],
 1223:                  },
 1224:         'receiptalg'  => {
 1225:                    text => '<b>'.&mt('Receipt algorithm used').'</b><br />'.
 1226:                            &mt('This controls how receipt numbers are generated.'),
 1227:                    input => 'selectbox',
 1228:                    options => {
 1229:                                 receipt  => 'receipt',
 1230:                                 receipt2 => 'receipt2',
 1231:                                 receipt3 => 'receipt3',
 1232:                               },
 1233:                    order => ['receipt','receipt2','receipt3'],
 1234:                  },
 1235:         'disablesigfigs' => {
 1236:                    text => '<b>'.&mt('Disable checking of Significant Figures').'</b>',
 1237:                    input => 'radio',
 1238:                  },
 1239:     );
 1240:     return &make_item_rows($cdom,\%items,$ordered,$settings,$rowtotal);
 1241: }
 1242: 
 1243: sub print_printouts {
 1244:     my ($cdom,$settings,$ordered,$rowtotal) = @_;
 1245:     unless ((ref($settings) eq 'HASH') && (ref($ordered) eq 'ARRAY')) {
 1246:         return;
 1247:     }
 1248:     my %items = (
 1249:         problem_stream_switch => {
 1250:             text => '<b>'.&mt('Allow problems to be split over pages').'</b>',
 1251:             input => 'radio',
 1252:                                  },
 1253:         suppress_tries => {
 1254:             text => '<b>'.&mt('Suppress number of tries in printing').'</b>',
 1255:             input => 'radio',
 1256:                           },
 1257:         default_paper_size => {
 1258:             text => '<b>'.&mt('Default paper type').'</b>',
 1259:             input => 'selectbox',
 1260:             options => {
 1261:                          Letter    => &mt('Letter').' [8 1/2x11 in]',
 1262:                          Legal     => &mt('Legal').' [8 1/2x14 in]',
 1263:                          Tabloid   => &mt('Tabloid').' [11x17 in]',
 1264:                          Executive => &mt('Executive').' [7 1/2x10 in]',
 1265:                          A2        => &mt('A2').' [420x594 mm]',
 1266:                          A3        => &mt('A3').' [297x420 mm]',
 1267:                          A4        => &mt('A4').' [210x297 mm]',
 1268:                          A5        => &mt('A5').' [148x210 mm]',
 1269:                          A6        => &mt('A6').' [105x148 mm]',
 1270:                        },
 1271:             order => ['Letter','Legal','Tabloid','Executive','A2','A3','A4','A5','A6'],
 1272:             nullval => 'None specified',
 1273:                               },
 1274:         print_header_format => {
 1275:             text => '<b>'.&mt('Print header format').'</b>',
 1276:             input => 'checkbox',
 1277:                                },
 1278:         disableexampointprint => {
 1279:             text => '<b>'.&mt('Disable automatically printing point values on exams').'</b>',
 1280:             input => 'radio',
 1281:                                  },
 1282:     );
 1283:     return &make_item_rows($cdom,\%items,$ordered,$settings,$rowtotal);
 1284: }
 1285: 
 1286: sub print_spreadsheet {
 1287:     my ($cdom,$settings,$ordered,$rowtotal) = @_;
 1288:     unless ((ref($settings) eq 'HASH') && (ref($ordered) eq 'ARRAY')) {
 1289:         return;
 1290:     }
 1291:     my $SelectSpreadsheetFile=&mt('Select Spreadsheet File');
 1292:     my %items = (
 1293:         spreadsheet_default_classcalc => {
 1294:             text => '<b>'.&mt('Default Course Spreadsheet').'</b> '.
 1295:                     '<span class="LC_nobreak"><a href="javascript:openbrowser'.
 1296:                     "('display','spreadsheet_default_classcalc'".
 1297:                     ",'spreadsheet')".'">'.$SelectSpreadsheetFile.'</a></span>',
 1298:             input => 'textbox',
 1299:                                          },
 1300:         spreadsheet_default_studentcalc => {
 1301:             text => '<b>'.&mt('Default Student Spreadsheet').'</b> '.
 1302:                     '<span class="LC_nobreak"><a href="javascript:openbrowser'.
 1303:                     "('display','spreadsheet_default_calc'".
 1304:                     ",'spreadsheet')".'">'.$SelectSpreadsheetFile.'</a></span>',
 1305:             input => 'textbox',
 1306:                                            },
 1307:         spreadsheet_default_assesscalc => {
 1308:             text => '<b>'.&mt('Default Assessment Spreadsheet').'</b> '.
 1309:                     '<span class="LC_nobreak"><a href="javascript:openbrowser'.
 1310:                     "('display','spreadsheet_default_assesscalc'".
 1311:                     ",'spreadsheet')".'">'.$SelectSpreadsheetFile.'</a></span>',
 1312:             input => 'textbox',
 1313:                                           },
 1314:         hideemptyrows => {
 1315:             text => '<b>'.&mt('Hide Empty Rows in Spreadsheets').'</b>',
 1316:             input => 'radio',
 1317:                          },
 1318:                 );
 1319:     return &make_item_rows($cdom,\%items,$ordered,$settings,$rowtotal);
 1320: } 
 1321: 
 1322: sub print_bridgetasks {
 1323:     my ($cdom,$settings,$ordered,$rowtotal) = @_;
 1324:     unless ((ref($settings) eq 'HASH') && (ref($ordered) eq 'ARRAY')) {
 1325:         return;
 1326:     }
 1327:     my %items = (
 1328:          task_messages => {
 1329:               text => '<b>'.&mt('Send message to student when clicking Done on Tasks').'</b>',
 1330:               input => 'selectbox',
 1331:               options => {
 1332:                            only_student => &mt('Send message to student'),
 1333:                            student_and_user_notes_screen => &mt('Message to student and add to user notes'),
 1334:                          },
 1335:               order   => ['only_student','student_and_user_notes_screen'],
 1336:               nullval => &mt('No message or record in user notes'),
 1337:                           },
 1338:          task_grading => {
 1339:               text => '<b>'.&mt('Bridge Task grading by instructors and TAs in sections').'</b>',
 1340:               input => 'selectbox',
 1341:               options => {
 1342:                            any => &mt('Grade BTs in any section'),
 1343:                            section => &mt('Grade BTs only in own section')
 1344:                          },
 1345:               order => ['any','section'],
 1346:                          },
 1347:          suppress_embed_prompt => {
 1348:              text => '<b>'.&mt('Hi$de upload references prompt if uploading file to portfolio').'</b><span class="LC_nobreak">&nbsp;'.
 1349:                      &mt('(applies when current role is student)').'</span>',
 1350:              input => 'radio',
 1351:                                   },
 1352:                 );
 1353:     return &make_item_rows($cdom,\%items,$ordered,$settings,$rowtotal);
 1354: }
 1355: 
 1356: sub print_other {
 1357:     my ($cdom,$settings,$allitems,$rowtotal) = @_;
 1358:     unless ((ref($settings) eq 'HASH') && (ref($allitems) eq 'ARRAY')) {
 1359:         return;
 1360:     }
 1361:     my @ordered;
 1362:     my %items;
 1363:     if (ref($settings) eq 'HASH') {
 1364:         foreach my $parameter (sort(keys(%{$settings}))) {
 1365:             next if (grep/^\Q$parameter\E$/,@{$allitems});
 1366:             next if (($parameter eq 'course.helper.not.run') && 
 1367:                      (!exists($env{'user.role.dc./'.$env{'request.role.domain'}.'/'}))); 
 1368:             unless (($parameter =~ m/^internal\./)||($parameter =~ m/^metadata\./) ||
 1369:                     ($parameter =~ m/^selfenroll_/) || ($parameter =~ /_selfenroll$/)
 1370:                     || ($parameter eq 'type') ||
 1371:                     ($parameter =~ m/^(cc|in|ta|ep|ad|st)\.plaintext$/)) {
 1372:                 push(@ordered,$parameter);
 1373:                 $items{$parameter} = {
 1374:                     text  => $parameter,
 1375:                     input => 'textbox',
 1376:                     size  => '15',
 1377:                                      },
 1378:             }
 1379:         }
 1380:     }
 1381:     return &make_item_rows($cdom,\%items,\@ordered,$settings,$rowtotal);
 1382: }
 1383: 
 1384: sub item_table_row_start {
 1385:     my ($text,$count) = @_;
 1386:     my $output;
 1387:     if ($count%2) {
 1388:         $output .= '<tr class="LC_odd_row">';
 1389:     } else {
 1390:         $output .= '<tr>';
 1391:     }
 1392:     $output .= '<td class="LC_left_item">'.$text.
 1393:                '</td><td class="LC_right_item">';
 1394:     return $output;
 1395: }
 1396: 
 1397: sub item_table_row_end {
 1398:     return '</td></tr>';
 1399: }
 1400: 
 1401: sub yesno_radio {
 1402:     my ($item,$settings) = @_;
 1403:     my $itemon = ' ';
 1404:     my $itemoff = ' checked="checked" ';
 1405:     if (ref($settings) eq 'HASH') {
 1406:         if ($settings->{$item} eq 'yes') {
 1407:             $itemon = $itemoff;
 1408:             $itemoff = ' ';
 1409:         }
 1410:     }
 1411:     return '<span class="LC_nobreak"><label>'.
 1412:            '<input type="radio" name="'.$item.'"'.
 1413:            $itemon.' value="yes" />'.&mt('Yes').'</label>&nbsp;'.
 1414:            '<label><input type="radio" name="'.$item.'"'.
 1415:            $itemoff.' value="" />'.&mt('No').'</label></span>';
 1416: }
 1417: 
 1418: sub select_from_options {
 1419:     my ($item,$order,$options,$curr,$nullval,$multiple,$maxsize,$onchange) = @_;
 1420:     my $output;
 1421:     if ((ref($order) eq 'ARRAY') && (ref($options) eq 'HASH')) {
 1422:         $output='<select name="'.$item.'" '.$onchange;
 1423:         if ($multiple) {
 1424:             $output .= ' multiple="multiple"';
 1425:             my $num = @{$order};
 1426:             $num ++ if ($nullval ne '');
 1427:             if (($maxsize) && ($maxsize < $num)) {
 1428:                 $output .= ' size="'.$maxsize.'"';
 1429:             }
 1430:         }
 1431:         $output .= '>'."\n";
 1432:         if ($nullval ne '') {
 1433:             $output .= '<option value=""';
 1434:             if (ref($curr) eq 'ARRAY') {
 1435:                 if ((@{$curr} == 0) || (grep(/^$/,@{$curr}))) {
 1436:                     $output .= ' selected="selected" ';
 1437:                 }
 1438:             } else {
 1439:                 if ($curr eq '') {
 1440:                     $output .= ' selected="selected" ';
 1441:                 }
 1442:             }
 1443:             $output .= '>'.$nullval.'</option>';
 1444:         }
 1445:         foreach my $option (@{$order}) {
 1446:             $output.= '<option value="'.$option.'"';
 1447:             if (ref($curr) eq 'ARRAY') {
 1448:                 if (grep(/^\Q$option\E$/,@{$curr})) {
 1449:                     $output .= ' selected="selected" ';
 1450:                 }
 1451:             } else {
 1452:                 if ($option eq $curr) {
 1453:                     $output.=' selected="selected"';
 1454:                 }
 1455:             }
 1456:             $output.=">$options->{$option}</option>\n";
 1457:         }
 1458:         $output.="</select>";
 1459:     }
 1460:     return $output;
 1461: }
 1462: 
 1463: sub make_item_rows {
 1464:     my ($cdom,$items,$ordered,$settings,$rowtotal) = @_;
 1465:     my $datatable;
 1466:     if ((ref($items) eq 'HASH') && (ref($ordered) eq 'ARRAY')) {
 1467:         my $count = 0;
 1468:         foreach my $item (@{$ordered}) {
 1469:             $count ++;
 1470:             $datatable .= &item_table_row_start($items->{$item}{text},$count);
 1471:             if ($item eq 'nothideprivileged') {
 1472:                 $datatable .= &nothidepriv_row($cdom,$item,$settings);
 1473:             } elsif ($item eq 'print_header_format') {
 1474:                 $datatable .= &print_hdrfmt_row($item,$settings);
 1475:             } elsif ($items->{$item}{input} eq 'dates') {
 1476:                $datatable .=
 1477:                    &Apache::lonhtmlcommon::date_setter('display',$item,
 1478:                                                        $settings->{$item});
 1479:             } elsif ($items->{$item}{input} eq 'radio') {
 1480:                 $datatable .= &yesno_radio($item,$settings);
 1481:             } elsif ($items->{$item}{input} eq 'selectbox') {
 1482:                 my $curr = $settings->{$item};
 1483:                 $datatable .=
 1484:                     &select_from_options($item,$items->{$item}{'order'},
 1485:                                          $items->{$item}{'options'},$curr,
 1486:                                          $items->{$item}{'nullval'});
 1487:             } elsif ($items->{$item}{input} eq 'textbox') {
 1488:                 $datatable .= 
 1489:                     &Apache::lonhtmlcommon::textbox($item,$settings->{$item},
 1490:                                                     $items->{$item}{size});
 1491:             }
 1492:             $datatable .= &item_table_row_end();
 1493:         }
 1494:         if (ref($rowtotal)) {
 1495:             $$rowtotal += scalar(@{$ordered});
 1496:         }
 1497:     }
 1498:     return $datatable;
 1499: }
 1500: 
 1501: sub nothidepriv_row {
 1502:     my ($cdom,$item,$settings) = @_;
 1503:     my ($cnum) = &get_course();
 1504:     my %nothide;
 1505:     my $datatable;
 1506:     if (ref($settings) eq 'HASH') {
 1507:         if ($settings->{$item} ne '') {
 1508:             foreach my $user (split(/\s*\,\s*/,$settings->{$item})) {
 1509:                 if ($user !~ /:/) {
 1510:                     $nothide{join(':',split(/[\@]/,$user))}=1;
 1511:                 } else {
 1512:                     $nothide{$user} = 1;
 1513:                 }
 1514:             }
 1515:         }
 1516:     }
 1517:     my %coursepersonnel = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
 1518:     my $now = time;
 1519:     my @privusers;
 1520:     foreach my $person (keys(%coursepersonnel)) {
 1521:         my ($role,$user,$usec) = ($person =~ /^([^:]*):([^:]+:[^:]+):([^:]*)/);
 1522:         $user =~ s/:$//;
 1523:         my ($end,$start) = split(/:/,$coursepersonnel{$person});
 1524:         if ($end == -1 || $start == -1) {
 1525:             next;
 1526:         }
 1527:         my ($uname,$udom) = split(':',$user);
 1528:         if (&Apache::lonnet::privileged($uname,$udom)) {
 1529:             push(@privusers,$user);
 1530:         }
 1531:     }
 1532:     if (@privusers) {
 1533:         $datatable .= '<table align="right">';
 1534:         foreach my $user (sort(@privusers)) {
 1535:             my $hideon = ' checked="checked" ';
 1536:             my $hideoff = '';
 1537:             if ($nothide{$user}) {
 1538:                 $hideoff = $hideon;
 1539:                 $hideon = '';
 1540:             }
 1541:             my ($uname,$udom) = split(':',$user);
 1542:             $datatable .=  '<tr><td align="left">'.
 1543:                            &Apache::loncommon::aboutmewrapper(
 1544:                            &Apache::loncommon::plainname($uname,$udom,'firstname'),
 1545:                            $uname,$udom,'aboutuser').
 1546:                           '</td><td align="left">'.
 1547:                           '<span class="LC_nobreak"><label>'.
 1548:                           '<input type="radio" name="'.$item.'_'.$user.'"'.
 1549:                           $hideon.' value="yes" />'.&mt('Hidden').'</label>&nbsp;'.
 1550:                           '<label><input type="radio" name="'.$item.'_'.$user.'"'.                          $hideoff.' value="" />'.&mt('Shown').'</label></span></td>'.
 1551:                           '</tr>';
 1552:         }
 1553:         $datatable .= '</table>';
 1554:     } else {
 1555:         $datatable .= &mt('No Domain Coordinators have course roles');
 1556:     }
 1557:     return $datatable;
 1558: }
 1559: 
 1560: sub print_hdrfmt_row {
 1561:     my ($item,$settings) = @_;
 1562:     my @curr;
 1563:     my $currnum = 0;
 1564:     my $maxnum = 2;
 1565:     my $currstr;
 1566:     if ($settings->{$item} ne '') {
 1567:         $currstr .= '<b>'.&mt('Current print header:').' <span class="LC_warning"><tt>'.
 1568:                    $settings->{$item}.'</tt></span></b><br />';
 1569:         my @current = split(/(%\d*[nca])/,$settings->{$item});
 1570:         foreach my $item (@current) {
 1571:             unless ($item eq '') {
 1572:                 push(@curr,$item);
 1573:             }
 1574:         }
 1575:         $currnum = @curr;
 1576:         $maxnum += $currnum;
 1577:     }
 1578: 
 1579:     my $output = <<ENDJS;
 1580: 
 1581: <script type="text/javascript" language="Javascript">
 1582: 
 1583: function reOrder(chgnum) {
 1584:     var maxnum = $maxnum;
 1585:     var oldidx = 'printfmthdr_oldpos_'+chgnum;
 1586:     var newidx = 'printfmthdr_pos_'+chgnum;
 1587:     oldidx = getIndexByName(oldidx);
 1588:     newidx = getIndexByName(newidx);
 1589:     var oldpos = document.display.elements[oldidx].value;
 1590:     var newpos = document.display.elements[newidx].options[document.display.elements[newidx].selectedIndex].value;
 1591:     document.display.elements[oldidx].value = newpos;
 1592:     var chgtype = 'up';
 1593:     if (newpos < oldpos) {
 1594:         chgtype = 'down';
 1595:     }
 1596:     for (var j=0; j<maxnum; j++) {
 1597:         if (j != chgnum) {
 1598:             oldidx = 'printfmthdr_oldpos_'+j;
 1599:             newidx = 'printfmthdr_pos_'+j;
 1600:             oldidx = getIndexByName(oldidx);
 1601:             newidx = getIndexByName(newidx);
 1602:             var currpos = document.display.elements[newidx].options[document.display.elements[newidx].selectedIndex].value;
 1603:             var currsel = document.display.elements[newidx].selectedIndex;
 1604:             if (chgtype == 'up') {
 1605:                 if ((currpos > oldpos) && (currpos <= newpos)) {
 1606:                     document.display.elements[newidx].selectedIndex = currsel-1;
 1607:                     document.display.elements[oldidx].value = document.display.elements[newidx].options[document.display.elements[newidx].selectedIndex].value;
 1608:                 }
 1609:             } else {
 1610:                 if ((currpos >= newpos) && (currpos < oldpos)) {
 1611:                     document.display.elements[newidx].selectedIndex = currsel+1;
 1612:                     document.display.elements[oldidx].value = document.display.elements[newidx].options[document.display.elements[newidx].selectedIndex].value;
 1613:                 }
 1614:             }
 1615:         }
 1616:     }
 1617:     return;
 1618: }
 1619: 
 1620: function getIndexByName(item) {
 1621:     for (var i=0;i<document.display.elements.length;i++) {
 1622:         if (document.display.elements[i].name == item) {
 1623:             return i;
 1624:         }
 1625:     }
 1626:     return -1;
 1627: }
 1628: 
 1629: </script>
 1630: 
 1631: ENDJS
 1632:     $output .= $currstr.&Apache::loncommon::start_data_table();
 1633:     if (@curr > 0) {
 1634:         for (my $i=0; $i<@curr; $i++) {
 1635:             my $pos = $i+1;
 1636:             $output .= &Apache::loncommon::start_data_table_row().
 1637:                        '<td align="left"><span class="LC_nobreak">'.
 1638:                        &position_selector($pos,$i,$maxnum).&mt('Delete:').
 1639:                        '<input type="checkbox" name="printfmthdr_del_'.$i.
 1640:                        '" /></span></td>';
 1641:             if ($curr[$i] =~ /^%\d*[nca]$/) {
 1642:                 my ($limit,$subst) = ($curr[$i] =~ /^%(\d*)([nca])$/);
 1643:                 $output .= '<td align="left">'.
 1644:                            &substitution_selector($i,$subst,$limit).'</td>';
 1645:             } else {
 1646:                 $output .= '<td colspan="2" align="left">'.&mt('Text').'<br />'.
 1647:                            '<input type="textbox" name="printfmthdr_text_'.$i.'"'.
 1648:                            ' value="'.$curr[$i].'" size="25" /></td>';
 1649:             }
 1650:             $output .= &Apache::loncommon::end_data_table_row();
 1651:         }
 1652:     }
 1653:     my $pos = $currnum+1; 
 1654:     $output .= &Apache::loncommon::start_data_table_row().
 1655:                '<td align="left"><span class="LC_nobreak">'.
 1656:                &position_selector($pos,$currnum,$maxnum).
 1657:                '<b>'.&mt('New').'</b></span></td><td align="left">'.
 1658:                &substitution_selector($currnum).'</td>'.
 1659:                &Apache::loncommon::end_data_table_row();
 1660:     $pos ++;
 1661:     $currnum ++;
 1662:     $output .= &Apache::loncommon::start_data_table_row().
 1663:                '<td align="left"><span class="LC_nobreak">'.
 1664:                &position_selector($pos,$currnum,$maxnum).
 1665:                '<b>'.&mt('New').'</b></span></td>'.
 1666:                '<td colspan="2" align="left">'.&mt('Text').'<br />'.
 1667:                '<input type="textbox" name="printfmthdr_text_'.$currnum.
 1668:                '" value="" size ="25" /></td>'.
 1669:                &Apache::loncommon::end_data_table_row().
 1670:                &Apache::loncommon::end_data_table(); 
 1671:     return $output;
 1672: }
 1673: 
 1674: sub position_selector {
 1675:     my ($pos,$num,$maxnum) = @_;
 1676:     my $output = '<select name="printfmthdr_pos_'.$num.'" onchange="reOrder('."'$num'".');">';
 1677:     for (my $j=1; $j<=$maxnum; $j++) {
 1678:         my $sel = '';
 1679:         if ($pos == $j) {
 1680:             $sel = ' selected="selected"';
 1681:         }
 1682:         $output .= '<option value="'.$j.'"'.$sel.'">'.$j.'</option>';
 1683:     }
 1684:     $output .= '</select><input type="hidden" name="printfmthdr_oldpos_'.$num.
 1685:                '" value="'.$pos.'" />';
 1686:     return $output;
 1687: }
 1688: 
 1689: sub substitution_selector {
 1690:     my ($num,$subst,$limit) = @_;
 1691:     my %lt = &Apache::lonlocal::texthash(
 1692:                     n => 'student name',
 1693:                     c => 'course ID',
 1694:                     a => 'assignment note',
 1695:              );
 1696:     my $output .= &mt('Substitution').'<br />'.
 1697:                   '<select name=""printfmthdr_sub__'.$num.'">';
 1698:     if ($subst eq '') {
 1699:         $output .= '<option value="" selected="selected"> </option>';
 1700:     }
 1701:     foreach my $field ('n','c','a') {
 1702:         my $sel ='';
 1703:         if ($subst eq $field) {
 1704:             $sel = ' selected="selected"';
 1705:         }
 1706:         $output .= '<option value="'.$field.'"'.$sel.'>'.
 1707:                    $lt{$field}.'</option>';
 1708:     }
 1709:     $output .= '</select></td><td align="left">'.&mt('Size limit').'<br />'.
 1710:                '<input type="textbox" name="printfmthdr_limit_'.$num.
 1711:                '" value="'.$limit.'" size="5" /></span>';
 1712:     return $output;
 1713: }
 1714: 
 1715: sub modify_crsenv {
 1716:     my ($action,$cdom,%domconfig) = @_;
 1717:     return;
 1718: }
 1719: 
 1720: 1;
 1721: 

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