File:  [LON-CAPA] / loncom / interface / lonconfigsettings.pm
Revision 1.55: download - view: text, annotated - select for diffs
Tue Dec 28 02:20:07 2021 UTC (2 years, 5 months ago) by raeburn
Branches: MAIN
CVS tags: HEAD
- Extend "zero enrollment failsafe" mechanism so it can also (optionally)
  protect against unwanted drops if partial data retrieved from institutional
  source for specific institutional section.

    1: # The LearningOnline Network with CAPA
    2: # Handler to set domain-wide configuration settings
    3: #
    4: # $Id: lonconfigsettings.pm,v 1.55 2021/12/28 02:20:07 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::lonconfigsettings;
   32: 
   33: use strict;
   34: use Apache::lonnet;
   35: use Apache::loncommon();
   36: use Apache::lonhtmlcommon();
   37: use Apache::lonlocal;
   38: use Apache::lonparmset();
   39: use Apache::courseclassifier();
   40: use LONCAPA qw(:DEFAULT :match); 
   41: 
   42: sub print_header {
   43:     my ($r,$phase,$context,$jscript,$container,$instcode,$dom,$values) = @_;
   44:     my ($pagetitle,$brcrumtitle,$action,$call_category_check,$instcode_check,
   45:         $crstype,@actions,@code_order);
   46:     if ($phase eq 'display') {
   47:         @actions = &Apache::loncommon::get_env_multiple('form.actions');
   48:     }
   49:     if ($context eq 'domain') {
   50:         ($pagetitle, $brcrumtitle) = ('View/Modify Domain Settings','View/Modify Domain Settings');
   51:         $action = '/adm/domainprefs';
   52:         if ($phase eq 'display') {
   53:             if (grep(/^coursecategories$/,@actions)) {
   54:                 $call_category_check = qq|
   55:     if (formname == document.display) {
   56:         if (!categoryCheck(formname)) {
   57:             return;
   58:         }
   59:     }
   60: |;
   61:             }
   62:         }
   63:     } else {
   64:         $crstype = &Apache::loncommon::course_type();
   65:         if ($crstype eq 'Community') {
   66:             ($pagetitle,$brcrumtitle) = ('Community Configuration','Community Configuration');
   67:         } else {
   68:             ($pagetitle,$brcrumtitle) = ('Course Configuration','Course Configuration');
   69:         }
   70:         $action = '/adm/courseprefs';
   71:         if ($phase eq 'display') {
   72:             if (grep(/^courseinfo$/,@actions)) {
   73:                 my %codedefaults;
   74:                 &Apache::lonnet::auto_instcode_defaults($env{'request.role.domain'},\%codedefaults,
   75:                                                         \@code_order);
   76:                 if (@code_order) {
   77:                    my $noinstcodestr = &mt('You indicated cloning based on category, but did not select any categories.');
   78:                    &js_escape(\$noinstcodestr);
   79:                    $instcode_check = <<"ENDSCRIPT";
   80:     if (formname == document.display) {
   81:         if (formname.cloners_instcode.length) {
   82:             for (var j=0; j<formname.cloners_instcode.length; j++) {
   83:                 if (formname.cloners_instcode[j].checked) {
   84:                     if (formname.cloners_instcode[j].value == 1) {
   85:                         var codes;
   86:                         if (document.getElementsByClassName) {
   87:                             codes = document.getElementsByClassName('LC_cloners_instcodes');
   88:                         } else {
   89:                             codes = getElementsByClassName(document.body,'LC_cloners_instcodes');
   90:                         }
   91:                         if (codes.length) {
   92:                             var gotcode = 0;
   93:                             for (var i=0; i<codes.length; i++) {
   94:                                 if (codes[i].selectedIndex != 0) {
   95:                                      gotcode = 1; 
   96:                                      break;
   97:                                 }
   98:                             }
   99:                             if (!gotcode) {
  100:                                 for (var k=0; k<formname.cloners_instcode.length; k++) {
  101:                                     if (formname.cloners_instcode[k].value == 0) {
  102:                                         formname.cloners_instcode[k].checked = true;
  103:                                     }
  104:                                 }
  105:                                 toggleCloners(document.display.cloners_instcode);
  106:                                 alert('$noinstcodestr');
  107:                                 return false;
  108:                             }
  109:                         }
  110:                     }
  111:                 }
  112:             }
  113:         }
  114:     }
  115: 
  116: ENDSCRIPT
  117:                 }
  118:             }
  119:         }
  120:     }
  121:     my $alert = &mt('You must select at least one functionality type to display.');
  122:     &js_escape(\$alert);
  123:     my $js = '
  124: <script type="text/javascript">
  125: // <![CDATA[
  126: 
  127: function changePage(formname,newphase) {
  128:     formname.phase.value = newphase;
  129:     numchecked = 0;
  130:     if (formname == document.pickactions) {
  131:         if (formname.actions.length > 0) {
  132:             for (var i = 0; i<formname.actions.length; i++) {
  133:                 if (formname.actions[i].checked) {
  134:                     numchecked ++;
  135:                 }
  136:             }
  137:         } else {
  138:             if (formname.actions.checked) {
  139:                 numchecked ++;
  140:             }
  141:         }
  142:         if (numchecked > 0) {
  143:             formname.submit();
  144:         } else {
  145:             alert("'.$alert.'");
  146:             return;
  147:         }
  148:     }
  149:     '.$instcode_check.$call_category_check.'
  150:     formname.submit();
  151: }'."\n";
  152:     if ($phase eq 'pickactions') {
  153: 	$js .= &Apache::lonhtmlcommon::color_picker();
  154:         $js .=
  155:             &Apache::lonhtmlcommon::set_form_elements({actions => 'checkbox'})."\n";
  156:     } elsif ($phase eq 'display') {
  157: 	$js .= &Apache::lonhtmlcommon::color_picker();
  158:         $js .= &color_pick_js()."\n";
  159:     }
  160:     $js .= &Apache::loncommon::viewport_size_js().'
  161: 
  162: // ]]>
  163: </script>
  164: ';
  165:     if ($jscript) {
  166:         $js .= "
  167: 
  168: $jscript
  169: 
  170: ";
  171:     }
  172:     my $additem;
  173:     if ($phase eq 'pickactions') {
  174:         my %loaditems = (
  175:                     'onload' => "setFormElements(document.pickactions);",
  176:                         );
  177:         $additem = {'add_entries' => \%loaditems,};
  178:     } elsif ($phase eq 'display') {
  179:         if ($context eq 'domain') {
  180:             my $onload;
  181:             if (grep(/^coursedefaults$/,@actions)) {
  182:                 $onload = "toggleDisplay(document.display,'cloneinstcode');".
  183:                           "toggleDisplay(document.display,'credits');".
  184:                           "toggleDisplay(document.display,'studentsubmission');";
  185:             }
  186:             if (grep(/^selfcreation$/,@actions)) {
  187:                 my $prefix = 'cancreate_emailverified';
  188:                 my $customclass = 'LC_selfcreate_email';
  189:                 my $classprefix = 'LC_canmodify_emailusername_';
  190:                 my $optionsprefix = 'LC_options_emailusername_';
  191:                 $onload .= "toggleRows(document.display,'cancreate_email','selfassign','$customclass','$classprefix','$optionsprefix');";
  192:                 my ($othertitle,$usertypes,$types) = &Apache::loncommon::sorted_inst_types($dom);
  193:                 my $hascustom;
  194:                 my ($emailrules,$emailruleorder) = &Apache::lonnet::inst_userrules($dom,'email');
  195:                 if (ref($emailrules) eq 'HASH') {
  196:                     if (keys(%{$emailrules}) > 0) {
  197:                         $hascustom = 'cancreate_emailrule';
  198:                     }
  199:                 }
  200:                 my @posstypes;
  201:                 if (ref($types) eq 'ARRAY') {
  202:                     @posstypes = @{$types};
  203:                     push(@posstypes,'default');
  204:                     foreach my $type (@posstypes) {
  205:                         $onload .= "toggleEmailOptions(document.display,'cancreate_emailoptions','$hascustom',".
  206:                                                                "'cancreate_emaildomain','$type');";
  207:                     }
  208:                 } else {
  209:                     $onload .= "toggleEmailOptions(document.display,'cancreate_emailoptions','$hascustom',".
  210:                                                        "'cancreate_emaildomain','default');";
  211:                 }
  212:             } 
  213:             if (grep(/^contacts$/,@actions)) {
  214:                 my $customclass = 'LC_helpdesk_override';
  215:                 my $optionsprefix = 'LC_options_helpdesk_';
  216:                 $onload .= "toggleHelpdeskRow(document.display,'overrides','$customclass','$optionsprefix');";
  217:             }
  218:             if (grep(/^lti$/,@actions)) {
  219:                 $onload .= "toggleLTI(document.display,'user','add');".
  220:                            "toggleLTI(document.display,'crs','add');".
  221:                            "toggleLTI(document.display,'sec','add');".
  222:                            "toggleLTI(document.display,'lcauth','add');".
  223:                            "toggleLTI(document.display,'lcmenu','add');".
  224:                            "toggleLTI(document.display,'passback','add');".
  225:                            "toggleLTI(document.display,'callback','add');";
  226:                 if (ref($values) eq 'HASH') {
  227:                     if (ref($values->{'lti'}) eq 'HASH') {
  228:                         my $numlti = scalar(keys(%{$values->{'lti'}}));
  229:                         for (my $i=0; $i<$numlti; $i++) {
  230:                             $onload .= "toggleLTI(document.display,'user','$i');".
  231:                                        "toggleLTI(document.display,'crs','$i');".
  232:                                        "toggleLTI(document.display,'sec','$i');".
  233:                                        "toggleLTI(document.display,'lcauth','$i');".
  234:                                        "toggleLTI(document.display,'lcmenu','$i');".
  235:                                        "toggleLTI(document.display,'passback','$i');".
  236:                                        "toggleLTI(document.display,'callback','$i');";
  237:                         }
  238:                     }
  239:                 }
  240:             }
  241:             if (grep(/^ltitools$/,@actions)) {
  242:                 $onload .= "toggleLTITools(document.display,'passback','add');".
  243:                            "toggleLTITools(document.display,'roster','add');".
  244:                            "toggleLTITools(document.display,'user','add');";
  245:                 if (ref($values) eq 'HASH') {
  246:                     if (ref($values->{'ltitools'}) eq 'HASH') {
  247:                         my $numltitools = scalar(keys(%{$values->{'ltitools'}}));
  248:                         for (my $i=0; $i<$numltitools; $i++) {
  249:                             $onload .= "toggleLTITools(document.display,'passback','$i');".
  250:                                        "toggleLTITools(document.display,'roster','$i');".
  251:                                        "toggleLTITools(document.display,'user','$i');";
  252:                         }
  253:                     }
  254:                 }
  255:             }
  256:             if (grep(/^wafproxy$/,@actions)) {
  257:                 $onload .= "toggleWAF();checkWAF();updateWAF();";
  258:             }
  259:             if (grep(/^proctoring$/,@actions)) {
  260:                 $onload .= "toggleProctoring(document.display,'proctorio');".
  261:                            "toggleProctoring(document.display,'examity');";
  262:             }
  263:             if (grep(/^scantron$/,@actions)) {
  264:                 $onload .= "toggleScantron(document.display);";
  265:             }
  266:             if (grep(/^autoupdate$/,@actions)) {
  267:                 $onload .= "toggleLastActiveDays(document.display);";
  268:             }
  269:             if (grep(/^autoenroll$/,@actions)) {
  270:                 $onload .= "toggleFailsafe(document.display);";
  271:             }
  272:             if (grep(/^login$/,@actions)) {
  273:                 my %domservers = &Apache::lonnet::get_servers($dom);
  274:                 foreach my $server (sort(keys(%domservers))) {
  275:                     $onload .= "toggleSamlOptions(document.display,'$server');";
  276:                 }
  277:             }
  278:             if ($onload) {
  279:                 my %loaditems = (
  280:                                   'onload' => $onload,
  281:                                 );
  282:                 $additem = {'add_entries' => \%loaditems,};
  283:             }
  284:         } elsif ($context eq 'course') {
  285:             if (grep(/^courseinfo$/,@actions)) {
  286:                 if (@code_order) { 
  287:                     $additem = {
  288:                                    add_entries => {'onload' => "courseSet('','load');toggleCloners(document.display.cloners_instcode);"},
  289:                                };
  290:                 }
  291:             }
  292:         }
  293:     }
  294:     $r->print(&Apache::loncommon::start_page($pagetitle,$js,$additem));
  295:     $r->print(&Apache::lonhtmlcommon::breadcrumbs($brcrumtitle));
  296:     $r->print('
  297: <form name="parmform" action="">
  298: <input type="hidden" name="pres_marker" />
  299: <input type="hidden" name="pres_type" />
  300: <input type="hidden" name="pres_value" />
  301: </form>
  302: ');
  303:     if ($container) {
  304:        &Apache::lonparmset::startSettingsScreen($r,$container,$crstype);
  305:     }
  306:     $r->print('<form method="post" name="'.$phase.'" action="'.$action.'"'.
  307:               ' enctype="multipart/form-data">');
  308:     return;
  309: }
  310: 
  311: sub print_footer {
  312:     my ($r,$phase,$newphase,$button_text,$actions,$container,$parm_permission) = @_;
  313:     $button_text = &mt($button_text);
  314:     $r->print('<input type="hidden" name="phase" value="" />');
  315:     if (defined($env{'form.origin'})) {
  316:         $r->print('<input type="hidden" name="origin" value="'.$env{'form.origin'}.'" />'."\n");
  317:     }
  318:     if (($phase eq 'display') || ($phase eq 'process')) {
  319:         if (ref($actions) eq 'ARRAY') {
  320:             foreach my $item (@{$actions}) {
  321:                 $r->print('<input type="hidden" name="actions" value="'.$item.'" />'."\n");
  322:             }
  323:         }
  324:     }
  325:     my $dest='"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
  326:     if ($phase eq 'process') {
  327:         $r->print(
  328:             &Apache::lonhtmlcommon::actionbox(
  329:                 ['<a href='.$dest.'>'.$button_text.'</a>']));
  330:     } else {
  331:         my $onclick;
  332:         if ($phase eq 'display') {
  333:             $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
  334:         } else {
  335:             $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
  336:         }
  337:         my $showbutton = 1;
  338:         if (ref($parm_permission) eq 'HASH') {
  339:             unless (($parm_permission->{'process'}) || ($newphase eq 'display')) {
  340:                 $showbutton = 0;
  341:             }
  342:         }
  343:         if ($showbutton) {
  344:             $r->print('<p><input type="button" name="store" value="'.
  345:                       $button_text.'" onclick='.$onclick.' /></p>');
  346:         } 
  347:     }
  348:     if ($phase eq 'process') {
  349:         $r->print('</form>');
  350:         if ($container) {
  351:            &Apache::lonparmset::endSettingsScreen($r);
  352:         }
  353:         $r->print(&Apache::loncommon::end_page());
  354:     }
  355:     return;
  356: }
  357: 
  358: sub make_changes {
  359:     my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$roles,
  360:         $allitems,$container,$parm_permission) = @_;
  361:     my %brcrumtext = &get_crumb_text();
  362:     my @actions = &Apache::loncommon::get_env_multiple('form.actions');
  363:     my ($numchanged,%changes,%disallowed);
  364:     &Apache::lonhtmlcommon::add_breadcrumb
  365:       ({href=>"javascript:changePage(document.$phase,'display')",
  366:         text=>$brcrumtext{$context}},
  367:        {href=>"javascript:changePage(document.$phase,'$phase')",
  368:         text=>"Updated"});
  369:     &print_header($r,$phase,$context,undef,$container);
  370:     my ($crstype,%lastact,$errors);
  371:     if ($context eq 'course') {
  372:         $crstype = &Apache::loncommon::course_type();
  373:     }
  374:     if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') && 
  375:         (ref($prefs) eq 'HASH')) {
  376:         foreach my $item (@{$prefs_order}) {
  377:             if (grep(/^\Q$item\E$/,@actions)) {
  378:                 if ($context eq 'domain') {
  379:                     $r->print('<h3>'.&mt($prefs->{$item}{'text'}).'</h3>'.
  380:                               &Apache::domainprefs::process_changes($r,$dom,
  381:                                           $confname,$item,$roles,$values,\%lastact));
  382:                 } else {
  383:                     $changes{$item} = {};
  384:                     $errors =
  385:                         &Apache::courseprefs::process_changes($dom,$confname,$item,$values,
  386:                                                               $prefs->{$item},$changes{$item},
  387:                                                               $allitems,\%disallowed,$crstype);
  388:                     if (keys(%{$changes{$item}}) > 0) {
  389:                         $numchanged ++;
  390:                     }
  391:                 }
  392:             }
  393:         }
  394:     }
  395:     if ($context eq 'course') {
  396:         if ($numchanged) {
  397:             my $message = &Apache::courseprefs::store_changes($dom,$confname,$prefs_order,\@actions,
  398:                                                           $prefs,$values,\%changes,$crstype);
  399:             $r->print(&Apache::loncommon::confirmwrapper($message));
  400:         } else {
  401:             if ($crstype eq 'Community') {
  402:                 $r->print(&Apache::loncommon::confirmwrapper(&mt("No changes made to community configuration.")));
  403:             } else {
  404:                 $r->print(&Apache::loncommon::confirmwrapper(&mt("No changes made to course configuration.")));
  405:             }
  406:         }
  407:         if (keys(%disallowed) > 0) {
  408:             $r->print('<p>');
  409:             foreach my $item ('cloners','rolenames','feedback','discussion','localization') {
  410:                 if (ref($disallowed{$item}) eq 'HASH') {
  411:                     if (keys(%{$disallowed{$item}}) > 0) {
  412:                         $r->print(&Apache::courseprefs::display_disallowed($item,$disallowed{$item},
  413:                                                                            $prefs,$crstype));
  414:                     }
  415:                 }
  416:             }
  417:             $r->print('</p>');
  418:         }
  419:         if ($errors) {
  420:             $r->print('<p>'.$errors.'</p>');
  421:         }
  422:     }
  423:     $r->print('<p>');
  424:     my $footer_text = 'Back to configuration display';
  425:     if ($context eq 'course') {
  426:         $footer_text = 'Back to display/edit settings'; 
  427:     }
  428:     &print_footer($r,$phase,'display',$footer_text,\@actions,$container,$parm_permission);
  429:     $r->print('</p>');
  430:     return \%lastact;
  431: }
  432: 
  433: sub display_settings {
  434:     my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$jscript,
  435:         $allitems,$crstype,$container,$parm_permission) = @_;
  436:     my %brcrumtext = &get_crumb_text();
  437:     my @actions = &Apache::loncommon::get_env_multiple('form.actions');
  438:     &Apache::lonhtmlcommon::add_breadcrumb
  439:         ({href=>"javascript:changePage(document.$phase,'display')",
  440:           text=>"Display/Edit Settings"});
  441:     my $instcode;
  442:     if (ref($values) eq 'HASH') {
  443:         $instcode = $values->{'internal.coursecode'};
  444:     }
  445:     &print_header($r,$phase,$context,$jscript,$container,$instcode,$dom,$values);
  446:     my $divwidth = 900;
  447:     if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') && (ref($values) eq 'HASH')) { 
  448:         if (@actions > 0) {
  449:             my $rowsum = 0;
  450:             my (%output,%rowtotal,@items,$got_check_uncheck);
  451:             foreach my $item (@{$prefs_order}) {
  452:                 if (grep(/^\Q$item\E$/,@actions)) {
  453:                     push(@items,$item);
  454:                     if ($context eq 'domain') {
  455:                         my $settings;
  456:                         if (ref($values) eq 'HASH') { 
  457:                             $settings = $values->{$item};
  458:                         }
  459:                         if (($item eq 'usersessions') || ($item eq 'ssl')) {
  460:                             unless ($got_check_uncheck) {
  461:                                 $r->print('<script type="text/javascript">'."\n".
  462:                                           '// <![CDATA['."\n".
  463:                                           &Apache::loncommon::check_uncheck_jscript()."\n".
  464:                                           '// ]]>'."\n".
  465:                                           '</script>'."\n");
  466:                                 $got_check_uncheck = 1;
  467:                             }
  468:                         } elsif ($item eq 'selfcreation') {
  469:                             if (ref($values) eq 'HASH') {
  470:                                 $settings = $values->{'usercreation'};
  471:                             }
  472:                         } elsif ($item eq 'defaults') {
  473:                             if (ref($values->{'inststatus'}) eq 'HASH') {
  474:                                 if (ref($values->{'defaults'}) eq 'HASH') {
  475:                                     $settings = {%{$values->{'inststatus'}},%{$values->{'defaults'}}};
  476:                                 } else {
  477:                                     $settings = $values->{'inststatus'};
  478:                                 }
  479:                             } else {
  480:                                 my ($othertitle,$usertypes,$types) = &Apache::loncommon::sorted_inst_types($dom);
  481:                                 my $inststatus = {
  482:                                                    inststatustypes => $usertypes,
  483:                                                    inststatusorder => $types,
  484:                                                    inststatusguest => [], 
  485:                                                  };
  486:                                 if (ref($values->{defaults}) eq 'HASH') {
  487:                                     $settings = {%{$inststatus},%{$values->{'defaults'}}};
  488:                                 } else {
  489:                                     $settings = $inststatus;
  490:                                 }
  491:                             }
  492:                         }
  493:                         ($output{$item},$rowtotal{$item}) =
  494:                             &Apache::domainprefs::print_config_box($r,$dom,$confname,
  495:                                 $phase,$item,$prefs->{$item},$settings);
  496:                     } else {
  497:                         ($output{$item},$rowtotal{$item}) =
  498:                             &Apache::courseprefs::print_config_box($r,$dom,$phase,
  499:                                 $item,$prefs->{$item},$values,$allitems,$crstype,$parm_permission);
  500:                     }
  501:                     $rowsum += $rowtotal{$item};
  502:                 }
  503:             }
  504:             $r->print('<div id="prefs" style="max-width:'.$divwidth.'px;margin: 10px auto 10px auto;">');
  505:             for (my $i=0; $i<@items; $i++) {
  506:                 $r->print($output{$items[$i]});
  507:             }
  508:             $r->print('</div>');
  509:             $r->print(&print_footer($r,$phase,'process','Save Changes',\@actions,$container,$parm_permission));
  510:         } else {
  511:             $r->print('<input type="hidden" name="phase" value="" />'.
  512:                       '<span class="LC_error">'.&mt('No settings chosen').
  513:                       '</span>');
  514:         }
  515:         $r->print('</form>');
  516:     }
  517:     if ($container) {
  518:         &Apache::lonparmset::endSettingsScreen($r);
  519:     }
  520:     $r->print(&Apache::loncommon::end_page());
  521:     return;
  522: }
  523: 
  524: sub display_choices {
  525:     my ($r,$phase,$context,$prefs_order,$prefs,$container,$parm_permission) = @_;
  526:     if ($phase eq '') {
  527:         $phase = 'pickactions';
  528:     }
  529:     my %helphash;
  530:     &print_header($r,$phase,$context,undef,$container);
  531:     $r->print('<script type="text/javascript">'."\n".
  532:               '// <![CDATA['."\n".
  533:               &Apache::loncommon::check_uncheck_jscript()."\n".
  534:               '// ]]>'."\n".
  535:               '</script>'."\n");
  536:     my $heading = &mt('Settings to display/modify');
  537:     if (ref($parm_permission) eq 'HASH') {
  538:         unless ($parm_permission->{'process'}) {
  539:             $heading = &mt('Settings to display');
  540:         }
  541:     }
  542:     $r->print('<h3>'.$heading.'</h3>'.
  543:               '<div><input type="button" value="'.&mt('check all').'" '.
  544:               'onclick="javascript:checkAll(document.pickactions.actions)"'.
  545:               ' />'.('&nbsp;'x2).
  546:               '<input type="button" value="'.&mt('uncheck all').'" '.
  547:               'onclick="javascript:uncheckAll(document.pickactions.actions)" />'.
  548:               "\n".
  549:               '</div><div class="LC_left_float">');
  550:     my ($numitems,$maxincol,$firstthird,$secondthird,$seconddiv,$thirddiv,$count);
  551:     if (ref($prefs_order) eq 'ARRAY') {
  552:         $numitems = @{$prefs_order};
  553:     }
  554:     my $numcols = 3;
  555:     $maxincol = int($numitems/$numcols);
  556:     if ($numitems%$numcols) {
  557:         $maxincol ++;
  558:     }
  559:     $firstthird = $maxincol;
  560:     $secondthird = $firstthird + $maxincol;
  561:     $count = 0;
  562:     if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH')) {
  563:         foreach my $item (@{$prefs_order}) {
  564:             $r->print('<h4>'.
  565:                       &Apache::loncommon::help_open_topic($prefs->{$item}->{'help'}).
  566:                       '<label><input type="checkbox" name="actions" value="'.$item.
  567:                       '" />&nbsp;'.&mt($prefs->{$item}->{'text'}).'</label></h4>');
  568:             $count ++;
  569:             if ((!$seconddiv) && ($count >= $firstthird)) {
  570:                 $r->print('</div>'."\n".'<div class="LC_left_float">'."\n");
  571:                 $seconddiv = 1;
  572:             }
  573:             if ((!$thirddiv) && ($count >= $secondthird)) {
  574:                 $r->print('</div>'."\n".'<div class="LC_left_float">'."\n");
  575:                 $thirddiv = 1;
  576:             }
  577:         }
  578:     }
  579:     $r->print('</div><div style="padding:0;clear:both;margin:0;border:0"></div>');
  580:     $r->print(&print_footer($r,$phase,'display','Display',undef,$container,$parm_permission));
  581:     $r->print('</form>');
  582:     if ($container) {
  583:         &Apache::lonparmset::endSettingsScreen($r);
  584:     }
  585:     $r->print(&Apache::loncommon::end_page());
  586:     return;
  587: }
  588: 
  589: sub color_pick_js {
  590:     my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
  591:     my $output = <<"ENDCOL";
  592: 
  593:     $pjump_def
  594: 
  595:     function psub() {
  596:         modalWindow.close();
  597:         if (document.parmform.pres_marker.value!='') {
  598:             if (document.parmform.pres_type.value!='') {
  599:                 eval('document.display.'+
  600:                      document.parmform.pres_marker.value+
  601:                      '.value=document.parmform.pres_value.value;');
  602:             }
  603:         } else {
  604:             document.parmform.pres_value.value='';
  605:             document.parmform.pres_marker.value='';
  606:         }
  607:     }
  608: 
  609:     function get_id (span_id) {
  610:         if (document.getElementById) {
  611:             return document.getElementById(span_id);
  612:         }
  613:         if (document.all) {
  614:             return document.all[span_id];
  615:         }
  616:         return false;
  617:     }
  618: 
  619:     function colchg_span (span_id_str,new_color_item) {
  620:         var span_ref = get_id(span_id_str);
  621:         if (span_ref.style) { span_ref = span_ref.style; }
  622:         span_ref.background = new_color_item.value;
  623:         span_ref.backgroundColor = new_color_item.value;
  624:         span_ref.bgColor = new_color_item.value;
  625:     }
  626: 
  627: ENDCOL
  628:     return $output;
  629: }
  630: 
  631: sub get_crumb_text {
  632:     my %brcrumbtext = (
  633:                        domain => 'Domain Settings',
  634:                        course => 'Display/Edit Settings',
  635:                      );
  636:     return %brcrumbtext;
  637: }
  638: 
  639: 1;

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