File:  [LON-CAPA] / loncom / interface / lonconfigsettings.pm
Revision 1.66: download - view: text, annotated - select for diffs
Sun Aug 28 02:41:29 2022 UTC (22 months, 3 weeks ago) by raeburn
Branches: MAIN
CVS tags: HEAD
- Bug 6972.
  Option in course to display every External Resource Item as link (and
  launch in a tab or window) instead of in iframe.

    1: # The LearningOnline Network with CAPA
    2: # Handler to set domain-wide configuration settings
    3: #
    4: # $Id: lonconfigsettings.pm,v 1.66 2022/08/28 02:41:29 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,$dom,$confname,$values) = @_;
   44:     my ($pagetitle,$brcrumtitle,$action,$call_category_check,$instcode_check,
   45:         $linkprot_check,$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:             if (($context eq 'course') && ($phase eq 'display') &&
  120:                 (grep(/^linkprot$/,@actions))) {
  121:                 my $allowed;
  122:                 my $home = &Apache::lonnet::homeserver($confname,$dom);
  123:                 unless ($home eq 'no_host') {
  124:                     my @ids=&Apache::lonnet::current_machine_ids();
  125:                     foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
  126:                 }
  127:                 if ($allowed) {
  128:                     my (@changeable,@settable);
  129:                     if (ref($values->{'linkprot'}) eq 'HASH') {
  130:                         if (keys(%{$values->{'linkprot'}})) {
  131:                             my @current = sort { $a <=> $b } keys(%{$values->{'linkprot'}});
  132:                             if (@current) {
  133:                                 for (my $i=0; $i<@current; $i++) {
  134:                                     my $num = $current[$i];
  135:                                     if (ref($values->{'linkprot'}->{$num}) eq 'HASH') {
  136:                                         if ($values->{'linkprot'}->{$num}->{'usable'}) {
  137:                                             push(@changeable,$i);
  138:                                         } else {
  139:                                             push(@settable,$i);
  140:                                         }
  141:                                     }
  142:                                 }
  143:                             }
  144:                         }
  145:                     }
  146:                     my ($numrules,$intargjs);
  147: $linkprot_check .= <<ENDJS;
  148: 
  149: var linkprotradio = '';
  150: var secretinput = ''; 
  151: var posscheck = '';
  152: 
  153: ENDJS
  154:                     if (@changeable) {
  155:                         foreach my $num (@changeable) {
  156:                             ($numrules,$intargjs) =
  157:                                 &Apache::loncommon::passwd_validation_js('secretinput',$dom,'linkprot',$num);
  158:                             $linkprot_check .= <<ENDJS;
  159: posscheck = '';
  160: linkprotradio = document.display.elements['linkprot_changesecret_$num'];
  161: if (linkprotradio.length) {
  162:     for (var i=0; i<linkprotradio.length; i++) {
  163:         if (linkprotradio[i].checked) {
  164:             if (linkprotradio[i].value == 1) {
  165:                 posscheck = 1;
  166:             }
  167:         }
  168:     }
  169: }
  170: 
  171: ENDJS
  172:                             if ($numrules) {
  173:                                 $linkprot_check .= <<ENDJS;
  174: if (posscheck) {
  175:     secretinput = document.display.elements['linkprot_secret_$num'].value;
  176:     $intargjs
  177: }
  178: 
  179: ENDJS
  180:                             }
  181:                             $linkprot_check .= <<ENDJS;
  182: if (posscheck) {
  183:     uncheckLinkProtMakeVis('visible','$num');
  184:     document.display.elements['linkprot_secret_$num'].type = 'password';
  185: }
  186: 
  187: ENDJS
  188:                         }
  189:                     }
  190:                     if (@settable) {
  191:                         foreach my $num (@settable) {
  192:                             ($numrules,$intargjs) =
  193:                                 &Apache::loncommon::passwd_validation_js('secretinput',$dom,'linkprot',$num);
  194:                             if ($numrules) {
  195:                                 $linkprot_check .= <<ENDJS;
  196: secretinput = document.display.elements['linkprot_secret_$num'].value;
  197: $intargjs
  198: 
  199: ENDJS
  200:                             }
  201:                             $linkprot_check .= <<ENDJS;
  202: uncheckLinkProtMakeVis('visible','$num');
  203: document.display.elements['linkprot_secret_$num'].type = 'password';
  204: 
  205: ENDJS
  206:                         }
  207:                     }
  208:                     ($numrules,$intargjs) =
  209:                         &Apache::loncommon::passwd_validation_js('secretinput',$dom,'linkprot','add');
  210:                     if ($numrules) {
  211:                         $linkprot_check .= <<ENDJS
  212: secretinput = document.display.elements['linkprot_secret_add'].value;
  213: if (document.display.elements['linkprot_add'].checked) {
  214:     $intargjs
  215: }
  216: 
  217: ENDJS
  218:                     }
  219:                     $linkprot_check .= <<ENDJS;
  220: uncheckLinkProtMakeVis('visible','add');
  221: document.display.elements['linkprot_secret_add'].type = 'password';
  222: 
  223: ENDJS
  224:                 }
  225:             }
  226:         }
  227:     }
  228:     my $alert = &mt('You must select at least one functionality type to display.');
  229:     &js_escape(\$alert);
  230:     my $js = '
  231: <script type="text/javascript">
  232: // <![CDATA[
  233: 
  234: function changePage(formname,newphase) {
  235:     formname.phase.value = newphase;
  236:     numchecked = 0;
  237:     if (formname == document.pickactions) {
  238:         if (formname.actions.length > 0) {
  239:             for (var i = 0; i<formname.actions.length; i++) {
  240:                 if (formname.actions[i].checked) {
  241:                     numchecked ++;
  242:                 }
  243:             }
  244:         } else {
  245:             if (formname.actions.checked) {
  246:                 numchecked ++;
  247:             }
  248:         }
  249:         if (numchecked > 0) {
  250:             formname.submit();
  251:         } else {
  252:             alert("'.$alert.'");
  253:             return;
  254:         }
  255:     }
  256:     '.$instcode_check.$call_category_check.$linkprot_check.'
  257:     formname.submit();
  258: }'."\n";
  259:     if ($phase eq 'pickactions') {
  260: 	$js .= &Apache::lonhtmlcommon::color_picker();
  261:         $js .=
  262:             &Apache::lonhtmlcommon::set_form_elements({actions => 'checkbox'})."\n";
  263:     } elsif ($phase eq 'display') {
  264: 	$js .= &Apache::lonhtmlcommon::color_picker();
  265:         $js .= &color_pick_js()."\n";
  266:     }
  267:     $js .= &Apache::loncommon::viewport_size_js().'
  268: 
  269: // ]]>
  270: </script>
  271: ';
  272:     if ($jscript) {
  273:         $js .= "
  274: 
  275: $jscript
  276: 
  277: ";
  278:     }
  279:     my $additem;
  280:     if ($phase eq 'pickactions') {
  281:         my %loaditems = (
  282:                     'onload' => "setFormElements(document.pickactions);",
  283:                         );
  284:         $additem = {'add_entries' => \%loaditems,};
  285:     } elsif ($phase eq 'display') {
  286:         if ($context eq 'domain') {
  287:             my $onload;
  288:             if (grep(/^coursedefaults$/,@actions)) {
  289:                 $onload = "toggleDisplay(document.display,'cloneinstcode');".
  290:                           "toggleDisplay(document.display,'credits');".
  291:                           "toggleDisplay(document.display,'studentsubmission');";
  292:             }
  293:             if (grep(/^selfcreation$/,@actions)) {
  294:                 my $prefix = 'cancreate_emailverified';
  295:                 my $customclass = 'LC_selfcreate_email';
  296:                 my $classprefix = 'LC_canmodify_emailusername_';
  297:                 my $optionsprefix = 'LC_options_emailusername_';
  298:                 $onload .= "toggleRows(document.display,'cancreate_email','selfassign','$customclass','$classprefix','$optionsprefix');";
  299:                 my ($othertitle,$usertypes,$types) = &Apache::loncommon::sorted_inst_types($dom);
  300:                 my $hascustom;
  301:                 my ($emailrules,$emailruleorder) = &Apache::lonnet::inst_userrules($dom,'email');
  302:                 if (ref($emailrules) eq 'HASH') {
  303:                     if (keys(%{$emailrules}) > 0) {
  304:                         $hascustom = 'cancreate_emailrule';
  305:                     }
  306:                 }
  307:                 my @posstypes;
  308:                 if (ref($types) eq 'ARRAY') {
  309:                     @posstypes = @{$types};
  310:                     push(@posstypes,'default');
  311:                     foreach my $type (@posstypes) {
  312:                         $onload .= "toggleEmailOptions(document.display,'cancreate_emailoptions','$hascustom',".
  313:                                                                "'cancreate_emaildomain','$type');";
  314:                     }
  315:                 } else {
  316:                     $onload .= "toggleEmailOptions(document.display,'cancreate_emailoptions','$hascustom',".
  317:                                                        "'cancreate_emaildomain','default');";
  318:                 }
  319:             } 
  320:             if (grep(/^contacts$/,@actions)) {
  321:                 my $customclass = 'LC_helpdesk_override';
  322:                 my $optionsprefix = 'LC_options_helpdesk_';
  323:                 $onload .= "toggleHelpdeskRow(document.display,'overrides','$customclass','$optionsprefix');";
  324:             }
  325:             if (grep(/^lti$/,@actions)) {
  326:                 $onload .= "toggleLTI(document.display,'user','add');".
  327:                            "toggleLTI(document.display,'crs','add');".
  328:                            "toggleLTI(document.display,'sec','add');".
  329:                            "toggleLTI(document.display,'lcauth','add');".
  330:                            "toggleLTI(document.display,'lcmenu','add');".
  331:                            "toggleLTI(document.display,'passback','add');".
  332:                            "toggleLTI(document.display,'callback','add');";
  333:                 if (ref($values) eq 'HASH') {
  334:                     if (ref($values->{'lti'}) eq 'HASH') {
  335:                         my $numlti = scalar(keys(%{$values->{'lti'}}));
  336:                         for (my $i=0; $i<$numlti; $i++) {
  337:                             $onload .= "toggleLTI(document.display,'user','$i');".
  338:                                        "toggleLTI(document.display,'crs','$i');".
  339:                                        "toggleLTI(document.display,'sec','$i');".
  340:                                        "toggleLTI(document.display,'lcauth','$i');".
  341:                                        "toggleLTI(document.display,'lcmenu','$i');".
  342:                                        "toggleLTI(document.display,'passback','$i');".
  343:                                        "toggleLTI(document.display,'callback','$i');";
  344:                         }
  345:                     }
  346:                 }
  347:                 my %servers = &Apache::lonnet::get_servers($dom,'library');
  348:                 foreach my $server (keys(%servers)) {
  349:                     $onload .= "togglePrivKey(document.display,'$server');";
  350:                 }
  351:                 $onload .= "toggleLTIEncKey(document.display);";
  352:             }
  353:             if (grep(/^ltitools$/,@actions)) {
  354:                 $onload .= "toggleLTITools(document.display,'passback','add');".
  355:                            "toggleLTITools(document.display,'roster','add');".
  356:                            "toggleLTITools(document.display,'user','add');";
  357:                 if (ref($values) eq 'HASH') {
  358:                     if (ref($values->{'ltitools'}) eq 'HASH') {
  359:                         my $numltitools = scalar(keys(%{$values->{'ltitools'}}));
  360:                         for (my $i=0; $i<$numltitools; $i++) {
  361:                             $onload .= "toggleLTITools(document.display,'passback','$i');".
  362:                                        "toggleLTITools(document.display,'roster','$i');".
  363:                                        "toggleLTITools(document.display,'user','$i');";
  364:                         }
  365:                     }
  366:                 }
  367:             }
  368:             if (grep(/^wafproxy$/,@actions)) {
  369:                 $onload .= "toggleWAF();checkWAF();updateWAF();";
  370:             }
  371:             if (grep(/^proctoring$/,@actions)) {
  372:                 $onload .= "toggleProctoring(document.display,'proctorio');".
  373:                            "toggleProctoring(document.display,'examity');";
  374:             }
  375:             if (grep(/^scantron$/,@actions)) {
  376:                 $onload .= "toggleScantron(document.display);";
  377:             }
  378:             if (grep(/^autoupdate$/,@actions)) {
  379:                 $onload .= "toggleLastActiveDays(document.display);";
  380:             }
  381:             if (grep(/^autoenroll$/,@actions)) {
  382:                 $onload .= "toggleFailsafe(document.display);";
  383:             }
  384:             if (grep(/^login$/,@actions)) {
  385:                 my %domservers = &Apache::lonnet::get_servers($dom);
  386:                 foreach my $server (sort(keys(%domservers))) {
  387:                     $onload .= "toggleSamlOptions(document.display,'$server');";
  388:                 }
  389:             }
  390:             if ($onload) {
  391:                 my %loaditems = (
  392:                                   'onload' => $onload,
  393:                                 );
  394:                 $additem = {'add_entries' => \%loaditems,};
  395:             }
  396:         } elsif ($context eq 'course') {
  397:             my $onload;
  398:             if (grep(/^courseinfo$/,@actions)) {
  399:                 if (@code_order) {
  400:                     $onload = "courseSet('','load');toggleCloners(document.display.cloners_instcode);";
  401:                 }
  402:             }
  403:             if (grep(/^linkprot$/,@actions)) {
  404:                 if (ref($values) eq 'HASH') {
  405:                     if (ref($values->{'linkprot'}) eq 'HASH') {
  406:                         my $ltiauth;
  407:                         if (exists($env{'course.'.$env{'request.course.id'}.'.internal.ltiauth'})) {
  408:                             $ltiauth = $env{'course.'.$env{'request.course.id'}.'.internal.ltiauth'};
  409:                         } else {
  410:                             my %domdefs = &Apache::lonnet::get_domain_defaults($dom);
  411:                             $ltiauth = $domdefs{'crsltiauth'};
  412:                         }
  413:                         my $ishome;
  414:                         my $chome = $env{'course.'.$env{'request.course.id'}.'.home'};
  415:                         unless (($chome eq 'no_host') || ($chome eq '')) {
  416:                             my @ids=&Apache::lonnet::current_machine_ids();
  417:                             foreach my $id (@ids) { if ($id eq $chome) { $ishome=1; } }
  418:                         }
  419:                         my $posslti = scalar(keys(%{$values->{'linkprot'}}));
  420:                         for (my $i=0; $i<=$posslti; $i++) {
  421:                             my $num = $i;
  422:                             if ($i == $posslti) {
  423:                                 $num = 'add';
  424:                             }
  425:                             if (ref($values->{'linkprot'}->{$i}) eq 'HASH') {
  426:                                 if ($values->{'linkprot'}->{$i}->{'usable'}) {
  427:                                     $onload .= "toggleLinkProt(document.display,'$num','secret');";
  428:                                 }
  429:                             }
  430:                             $onload .= "toggleLinkProtExtra(document.display,'returnurl','divurlparam','1','inline-block','$num');";
  431:                             if ($ltiauth) {
  432:                                 $onload .= "toggleLinkProtExtra(document.display,'requser','optional','1','block','$num');".
  433:                                            "toggleLinkProtExtra(document.display,'mapuser','userfield','other','inline-block','$num');";
  434:                             }
  435:                             if ($ishome) {
  436:                                 $onload .= "uncheckLinkProtMakeVis('visible','$num');";
  437:                             }
  438:                         }
  439:                     }
  440:                 }
  441:             }
  442:             if (grep(/^appearance$/,@actions)) {
  443:                 $onload .= "toggleExtRes();"
  444:             }
  445:             if ($onload) {
  446:                 my %loaditems = (
  447:                                   'onload' => $onload,
  448:                                 );
  449:                 $additem = {'add_entries' => \%loaditems,};
  450:             }
  451:         }
  452:     }
  453:     $r->print(&Apache::loncommon::start_page($pagetitle,$js,$additem));
  454:     $r->print(&Apache::lonhtmlcommon::breadcrumbs($brcrumtitle));
  455:     $r->print('
  456: <form name="parmform" action="">
  457: <input type="hidden" name="pres_marker" />
  458: <input type="hidden" name="pres_type" />
  459: <input type="hidden" name="pres_value" />
  460: </form>
  461: ');
  462:     if ($container) {
  463:        &Apache::lonparmset::startSettingsScreen($r,$container,$crstype);
  464:     }
  465:     $r->print('<form method="post" name="'.$phase.'" action="'.$action.'"'.
  466:               ' enctype="multipart/form-data">');
  467:     return;
  468: }
  469: 
  470: sub print_footer {
  471:     my ($r,$phase,$newphase,$button_text,$actions,$container,$parm_permission) = @_;
  472:     $button_text = &mt($button_text);
  473:     $r->print('<input type="hidden" name="phase" value="" />');
  474:     if (defined($env{'form.origin'})) {
  475:         $r->print('<input type="hidden" name="origin" value="'.$env{'form.origin'}.'" />'."\n");
  476:     }
  477:     if (($phase eq 'display') || ($phase eq 'process')) {
  478:         if (ref($actions) eq 'ARRAY') {
  479:             foreach my $item (@{$actions}) {
  480:                 $r->print('<input type="hidden" name="actions" value="'.$item.'" />'."\n");
  481:             }
  482:         }
  483:     }
  484:     my $dest='"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
  485:     if ($phase eq 'process') {
  486:         $r->print(
  487:             &Apache::lonhtmlcommon::actionbox(
  488:                 ['<a href='.$dest.'>'.$button_text.'</a>']));
  489:     } else {
  490:         my $onclick;
  491:         if ($phase eq 'display') {
  492:             $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
  493:         } else {
  494:             $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
  495:         }
  496:         my $showbutton = 1;
  497:         if (ref($parm_permission) eq 'HASH') {
  498:             unless (($parm_permission->{'process'}) || ($newphase eq 'display')) {
  499:                 $showbutton = 0;
  500:             }
  501:         }
  502:         if ($showbutton) {
  503:             $r->print('<p><input type="button" name="store" value="'.
  504:                       $button_text.'" onclick='.$onclick.' /></p>');
  505:         } 
  506:     }
  507:     if ($phase eq 'process') {
  508:         $r->print('</form>');
  509:         if ($container) {
  510:            &Apache::lonparmset::endSettingsScreen($r);
  511:         }
  512:         $r->print(&Apache::loncommon::end_page());
  513:     }
  514:     return;
  515: }
  516: 
  517: sub make_changes {
  518:     my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$roles,
  519:         $allitems,$container,$parm_permission) = @_;
  520:     my %brcrumtext = &get_crumb_text();
  521:     my @actions = &Apache::loncommon::get_env_multiple('form.actions');
  522:     my ($numchanged,%changes,%disallowed);
  523:     &Apache::lonhtmlcommon::add_breadcrumb
  524:       ({href=>"javascript:changePage(document.$phase,'display')",
  525:         text=>$brcrumtext{$context}},
  526:        {href=>"javascript:changePage(document.$phase,'$phase')",
  527:         text=>"Updated"});
  528:     &print_header($r,$phase,$context,undef,$container);
  529:     my ($crstype,%lastact,$errors);
  530:     if ($context eq 'course') {
  531:         $crstype = &Apache::loncommon::course_type();
  532:     }
  533:     if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') && 
  534:         (ref($prefs) eq 'HASH')) {
  535:         foreach my $item (@{$prefs_order}) {
  536:             if (grep(/^\Q$item\E$/,@actions)) {
  537:                 if ($context eq 'domain') {
  538:                     $r->print('<h3>'.&mt($prefs->{$item}{'text'}).'</h3>'.
  539:                               &Apache::domainprefs::process_changes($r,$dom,
  540:                                           $confname,$item,$roles,$values,\%lastact));
  541:                 } else {
  542:                     $changes{$item} = {};
  543:                     $errors =
  544:                         &Apache::courseprefs::process_changes($dom,$confname,$item,$values,
  545:                                                               $prefs->{$item},$changes{$item},
  546:                                                               $allitems,\%disallowed,$crstype,
  547:                                                               \%lastact);
  548:                     if (keys(%{$changes{$item}}) > 0) {
  549:                         $numchanged ++;
  550:                     }
  551:                 }
  552:             }
  553:         }
  554:     }
  555:     if ($context eq 'course') {
  556:         if ($numchanged) {
  557:             my $message = &Apache::courseprefs::store_changes($dom,$confname,$prefs_order,\@actions,
  558:                                                           $prefs,$values,\%changes,$crstype);
  559:             $r->print(&Apache::loncommon::confirmwrapper($message));
  560:         } else {
  561:             if ($crstype eq 'Community') {
  562:                 $r->print(&Apache::loncommon::confirmwrapper(&mt("No changes made to community configuration.")));
  563:             } else {
  564:                 $r->print(&Apache::loncommon::confirmwrapper(&mt("No changes made to course configuration.")));
  565:             }
  566:         }
  567:         if (keys(%disallowed) > 0) {
  568:             $r->print('<p>');
  569:             foreach my $item ('cloners','rolenames','feedback','discussion','localization') {
  570:                 if (ref($disallowed{$item}) eq 'HASH') {
  571:                     if (keys(%{$disallowed{$item}}) > 0) {
  572:                         $r->print(&Apache::courseprefs::display_disallowed($item,$disallowed{$item},
  573:                                                                            $prefs,$crstype));
  574:                     }
  575:                 }
  576:             }
  577:             $r->print('</p>');
  578:         }
  579:         if ($errors) {
  580:             $r->print('<p>'.$errors.'</p>');
  581:         }
  582:     }
  583:     $r->print('<p>');
  584:     my $footer_text = 'Back to configuration display';
  585:     if ($context eq 'course') {
  586:         $footer_text = 'Back to display/edit settings'; 
  587:     }
  588:     &print_footer($r,$phase,'display',$footer_text,\@actions,$container,$parm_permission);
  589:     $r->print('</p>');
  590:     return \%lastact;
  591: }
  592: 
  593: sub display_settings {
  594:     my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$jscript,
  595:         $allitems,$crstype,$container,$parm_permission) = @_;
  596:     my %brcrumtext = &get_crumb_text();
  597:     my @actions = &Apache::loncommon::get_env_multiple('form.actions');
  598:     &Apache::lonhtmlcommon::add_breadcrumb
  599:         ({href=>"javascript:changePage(document.$phase,'display')",
  600:           text=>"Display/Edit Settings"});
  601:     my $instcode;
  602:     if (ref($values) eq 'HASH') {
  603:         $instcode = $values->{'internal.coursecode'};
  604:     }
  605:     &print_header($r,$phase,$context,$jscript,$container,$instcode,$dom,$confname,$values);
  606:     my $divwidth = 900;
  607:     if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') && (ref($values) eq 'HASH')) { 
  608:         if (@actions > 0) {
  609:             my $rowsum = 0;
  610:             my (%output,%rowtotal,@items,$got_check_uncheck);
  611:             foreach my $item (@{$prefs_order}) {
  612:                 if (grep(/^\Q$item\E$/,@actions)) {
  613:                     push(@items,$item);
  614:                     if ($context eq 'domain') {
  615:                         my $settings;
  616:                         if (ref($values) eq 'HASH') { 
  617:                             $settings = $values->{$item};
  618:                         }
  619:                         if (($item eq 'usersessions') || ($item eq 'ssl')) {
  620:                             unless ($got_check_uncheck) {
  621:                                 $r->print('<script type="text/javascript">'."\n".
  622:                                           '// <![CDATA['."\n".
  623:                                           &Apache::loncommon::check_uncheck_jscript()."\n".
  624:                                           '// ]]>'."\n".
  625:                                           '</script>'."\n");
  626:                                 $got_check_uncheck = 1;
  627:                             }
  628:                         } elsif ($item eq 'selfcreation') {
  629:                             if (ref($values) eq 'HASH') {
  630:                                 $settings = $values->{'usercreation'};
  631:                             }
  632:                         } elsif ($item eq 'defaults') {
  633:                             if (ref($values->{'inststatus'}) eq 'HASH') {
  634:                                 if (ref($values->{'defaults'}) eq 'HASH') {
  635:                                     $settings = {%{$values->{'inststatus'}},%{$values->{'defaults'}}};
  636:                                 } else {
  637:                                     $settings = $values->{'inststatus'};
  638:                                 }
  639:                             } else {
  640:                                 my ($othertitle,$usertypes,$types) = &Apache::loncommon::sorted_inst_types($dom);
  641:                                 my $inststatus = {
  642:                                                    inststatustypes => $usertypes,
  643:                                                    inststatusorder => $types,
  644:                                                    inststatusguest => [], 
  645:                                                  };
  646:                                 if (ref($values->{defaults}) eq 'HASH') {
  647:                                     $settings = {%{$inststatus},%{$values->{'defaults'}}};
  648:                                 } else {
  649:                                     $settings = $inststatus;
  650:                                 }
  651:                             }
  652:                         } elsif ($item eq 'lti') {
  653:                             if (ref($values->{'ltisec'}) eq 'HASH') {
  654:                                 if (ref($values->{'lti'}) eq 'HASH') {
  655:                                     $settings = {%{$values->{'lti'}},%{$values->{'ltisec'}}};
  656:                                 } else {
  657:                                     $settings = $values->{'ltisec'};
  658:                                 }
  659:                             } elsif (ref($values->{'lti'}) eq 'HASH') {
  660:                                 $settings = $values->{'lti'};
  661:                             }
  662:                         }
  663:                         ($output{$item},$rowtotal{$item}) =
  664:                             &Apache::domainprefs::print_config_box($r,$dom,$confname,
  665:                                 $phase,$item,$prefs->{$item},$settings);
  666:                     } else {
  667:                         ($output{$item},$rowtotal{$item}) =
  668:                             &Apache::courseprefs::print_config_box($r,$dom,$confname,$phase,
  669:                                 $item,$prefs->{$item},$values,$allitems,$crstype,$parm_permission);
  670:                     }
  671:                     $rowsum += $rowtotal{$item};
  672:                 }
  673:             }
  674:             $r->print('<div id="prefs" style="max-width:'.$divwidth.'px;margin: 10px auto 10px auto;">');
  675:             for (my $i=0; $i<@items; $i++) {
  676:                 $r->print($output{$items[$i]});
  677:             }
  678:             $r->print('</div>');
  679:             $r->print(&print_footer($r,$phase,'process','Save Changes',\@actions,$container,$parm_permission));
  680:         } else {
  681:             $r->print('<input type="hidden" name="phase" value="" />'.
  682:                       '<span class="LC_error">'.&mt('No settings chosen').
  683:                       '</span>');
  684:         }
  685:         $r->print('</form>');
  686:     }
  687:     if ($container) {
  688:         &Apache::lonparmset::endSettingsScreen($r);
  689:     }
  690:     $r->print(&Apache::loncommon::end_page());
  691:     return;
  692: }
  693: 
  694: sub display_choices {
  695:     my ($r,$phase,$context,$prefs_order,$prefs,$container,$parm_permission) = @_;
  696:     if ($phase eq '') {
  697:         $phase = 'pickactions';
  698:     }
  699:     my %helphash;
  700:     &print_header($r,$phase,$context,undef,$container);
  701:     $r->print('<script type="text/javascript">'."\n".
  702:               '// <![CDATA['."\n".
  703:               &Apache::loncommon::check_uncheck_jscript()."\n".
  704:               '// ]]>'."\n".
  705:               '</script>'."\n");
  706:     my $heading = &mt('Settings to display/modify');
  707:     if (ref($parm_permission) eq 'HASH') {
  708:         unless ($parm_permission->{'process'}) {
  709:             $heading = &mt('Settings to display');
  710:         }
  711:     }
  712:     $r->print('<h3>'.$heading.'</h3>'.
  713:               '<div><input type="button" value="'.&mt('check all').'" '.
  714:               'onclick="javascript:checkAll(document.pickactions.actions)"'.
  715:               ' />'.('&nbsp;'x2).
  716:               '<input type="button" value="'.&mt('uncheck all').'" '.
  717:               'onclick="javascript:uncheckAll(document.pickactions.actions)" />'.
  718:               "\n".
  719:               '</div><div class="LC_left_float">');
  720:     my ($numitems,$maxincol,$firstthird,$secondthird,$seconddiv,$thirddiv,$count);
  721:     if (ref($prefs_order) eq 'ARRAY') {
  722:         $numitems = @{$prefs_order};
  723:     }
  724:     my $numcols = 3;
  725:     $maxincol = int($numitems/$numcols);
  726:     if ($numitems%$numcols) {
  727:         $maxincol ++;
  728:     }
  729:     $firstthird = $maxincol;
  730:     $secondthird = $firstthird + $maxincol;
  731:     $count = 0;
  732:     if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH')) {
  733:         foreach my $item (@{$prefs_order}) {
  734:             $r->print('<h4>'.
  735:                       &Apache::loncommon::help_open_topic($prefs->{$item}->{'help'}).
  736:                       '<label><input type="checkbox" name="actions" value="'.$item.
  737:                       '" />&nbsp;'.&mt($prefs->{$item}->{'text'}).'</label></h4>');
  738:             $count ++;
  739:             if ((!$seconddiv) && ($count >= $firstthird)) {
  740:                 $r->print('</div>'."\n".'<div class="LC_left_float">'."\n");
  741:                 $seconddiv = 1;
  742:             }
  743:             if ((!$thirddiv) && ($count >= $secondthird)) {
  744:                 $r->print('</div>'."\n".'<div class="LC_left_float">'."\n");
  745:                 $thirddiv = 1;
  746:             }
  747:         }
  748:     }
  749:     $r->print('</div><div style="padding:0;clear:both;margin:0;border:0"></div>');
  750:     $r->print(&print_footer($r,$phase,'display','Display',undef,$container,$parm_permission));
  751:     $r->print('</form>');
  752:     if ($container) {
  753:         &Apache::lonparmset::endSettingsScreen($r);
  754:     }
  755:     $r->print(&Apache::loncommon::end_page());
  756:     return;
  757: }
  758: 
  759: sub color_pick_js {
  760:     my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
  761:     my $output = <<"ENDCOL";
  762: 
  763:     $pjump_def
  764: 
  765:     function psub() {
  766:         modalWindow.close();
  767:         if (document.parmform.pres_marker.value!='') {
  768:             if (document.parmform.pres_type.value!='') {
  769:                 eval('document.display.'+
  770:                      document.parmform.pres_marker.value+
  771:                      '.value=document.parmform.pres_value.value;');
  772:             }
  773:         } else {
  774:             document.parmform.pres_value.value='';
  775:             document.parmform.pres_marker.value='';
  776:         }
  777:     }
  778: 
  779:     function get_id (span_id) {
  780:         if (document.getElementById) {
  781:             return document.getElementById(span_id);
  782:         }
  783:         if (document.all) {
  784:             return document.all[span_id];
  785:         }
  786:         return false;
  787:     }
  788: 
  789:     function colchg_span (span_id_str,new_color_item) {
  790:         var span_ref = get_id(span_id_str);
  791:         if (span_ref.style) { span_ref = span_ref.style; }
  792:         span_ref.background = new_color_item.value;
  793:         span_ref.backgroundColor = new_color_item.value;
  794:         span_ref.bgColor = new_color_item.value;
  795:     }
  796: 
  797: ENDCOL
  798:     return $output;
  799: }
  800: 
  801: sub get_crumb_text {
  802:     my %brcrumbtext = (
  803:                        domain => 'Domain Settings',
  804:                        course => 'Display/Edit Settings',
  805:                      );
  806:     return %brcrumbtext;
  807: }
  808: 
  809: 1;

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