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class.ilObjFolderGUI.php
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1 <?php
2 
3 /*
4  +-----------------------------------------------------------------------------+
5  | ILIAS open source |
6  +-----------------------------------------------------------------------------+
7  | Copyright (c) 1998-2009 ILIAS open source, University of Cologne |
8  | |
9  | This program is free software; you can redistribute it and/or |
10  | modify it under the terms of the GNU General Public License |
11  | as published by the Free Software Foundation; either version 2 |
12  | of the License, or (at your option) any later version. |
13  | |
14  | This program is distributed in the hope that it will be useful, |
15  | but WITHOUT ANY WARRANTY; without even the implied warranty of |
16  | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
17  | GNU General Public License for more details. |
18  | |
19  | You should have received a copy of the GNU General Public License |
20  | along with this program; if not, write to the Free Software |
21  | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
22  +-----------------------------------------------------------------------------+
23 */
24 
25 
41 require_once "./Services/Container/classes/class.ilContainerGUI.php";
42 
43 class ilObjFolderGUI extends ilContainerGUI
44 {
45  var $folder_tree; // folder tree
46 
51  function ilObjFolderGUI($a_data, $a_id = 0, $a_call_by_reference = true, $a_prepare_output = false)
52  {
53  $this->type = "fold";
54  parent::__construct($a_data, $a_id, $a_call_by_reference, $a_prepare_output, false);
55  }
56 
57 
61  function viewObject()
62  {
63  global $tree;
64 
65  if (strtolower($_GET["baseClass"]) == "iladministrationgui")
66  {
67  parent::viewObject();
68  return true;
69  }
70  $this->renderObject();
71  $this->tabs_gui->setTabActive('view_content');
72  return true;
73  }
74 
78  function renderObject()
79  {
80  global $ilTabs;
81 
82  $ilTabs->activateTab("view_content");
83  $ret = parent::renderObject();
84  return $ret;
85  }
86 
87  function &executeCommand()
88  {
89  global $ilUser,$ilCtrl;
90 
91  $next_class = $this->ctrl->getNextClass($this);
92  $cmd = $this->ctrl->getCmd();
93 
94  switch ($next_class)
95  {
96  case "ilconditionhandlerinterface":
97  $this->prepareOutput();
98  include_once './classes/class.ilConditionHandlerInterface.php';
99 
100  if($_GET['item_id'])
101  {
102  $this->ctrl->saveParameter($this,'item_id',$_GET['item_id']);
103  $this->__setSubTabs('activation');
104  $this->tabs_gui->setTabActive('view_content');
105 
106  $new_gui =& new ilConditionHandlerInterface($this,(int) $_GET['item_id']);
107  $this->ctrl->forwardCommand($new_gui);
108  }
109  else
110  {
111  $new_gui =& new ilConditionHandlerInterface($this);
112  $this->ctrl->forwardCommand($new_gui);
113  }
114  break;
115 
116  case 'ilpermissiongui':
117  $this->prepareOutput();
118  $this->tabs_gui->setTabActive('perm_settings');
119  include_once("Services/AccessControl/classes/class.ilPermissionGUI.php");
120  $perm_gui =& new ilPermissionGUI($this);
121  $ret =& $this->ctrl->forwardCommand($perm_gui);
122  break;
123 
124  case 'ilcoursecontentgui':
125  $this->prepareOutput();
126  include_once './Modules/Course/classes/class.ilCourseContentGUI.php';
127  $course_content_obj = new ilCourseContentGUI($this);
128  $this->ctrl->forwardCommand($course_content_obj);
129  break;
130 
131  case 'ilcourseitemadministrationgui':
132  $this->prepareOutput();
133  include_once 'Modules/Course/classes/class.ilCourseItemAdministrationGUI.php';
134  $this->tabs_gui->clearSubTabs();
135  $this->ctrl->setReturn($this,'view');
136  $item_adm_gui = new ilCourseItemAdministrationGUI($this->object,(int) $_REQUEST['item_id']);
137  $this->ctrl->forwardCommand($item_adm_gui);
138  break;
139 
140  case "illearningprogressgui":
141  $this->prepareOutput();
142  include_once './Services/Tracking/classes/class.ilLearningProgressGUI.php';
143 
144  $new_gui =& new ilLearningProgressGUI(LP_MODE_REPOSITORY,
145  $this->object->getRefId(),
146  $_GET['user_id'] ? $_GET['user_id'] : $ilUser->getId());
147  $this->ctrl->forwardCommand($new_gui);
148  $this->tabs_gui->setTabActive('learning_progress');
149  break;
150 
151  // container page editing
152  case "ilpageobjectgui":
153  $this->prepareOutput(false);
154  $this->checkPermission("write");
155  $ret = $this->forwardToPageObject();
156  if ($ret != "")
157  {
158  $this->tpl->setContent($ret);
159  }
160  break;
161 
162  case 'ilinfoscreengui':
163  $this->prepareOutput();
164  $this->infoScreen();
165  break;
166 
167  case 'ilobjectcopygui':
168  $this->prepareOutput();
169 
170  include_once './Services/Object/classes/class.ilObjectCopyGUI.php';
171  $cp = new ilObjectCopyGUI($this);
172  $cp->setType('fold');
173  $this->ctrl->forwardCommand($cp);
174  break;
175 
176  case "ilobjstylesheetgui":
177  $this->forwardToStyleSheet();
178  break;
179 
180  case 'ilexportgui':
181  $this->prepareOutput();
182 
183  $this->tabs_gui->setTabActive('export');
184  include_once './Services/Export/classes/class.ilExportGUI.php';
185  $exp = new ilExportGUI($this);
186  $exp->addFormat('xml');
187  $this->ctrl->forwardCommand($exp);
188  break;
189 
190  default:
191 
192  $this->prepareOutput();
193  // Dirty hack for course timings view
194  if($this->forwardToTimingsView())
195  {
196  break;
197  }
198 
199  if (empty($cmd))
200  {
201  $cmd = "view";
202  }
203  $cmd .= "Object";
204  $this->$cmd();
205  break;
206  }
207  }
208 
212  function setFolderTree($a_tree)
213  {
214  $this->folder_tree =& $a_tree;
215  }
216 
221  public function createObject()
222  {
223  $this->tpl->addBlockFile('ADM_CONTENT','adm_content','tpl.fold_create.html','Modules/Folder');
224  $this->ctrl->setParameter($this,'new_type',$this->type);
225 
226  $this->initFormCreate();
227 
228  $this->tpl->setVariable('NEW_FOLDER',$this->form->getHTML());
229  $this->fillCloneTemplate('DUPLICATE', 'fold');
230 
231  $this->initImportForm("fold");
232  $this->tpl->setVariable("IMPORT_FORM", $this->form->getHTML());
233 
234  }
235 
241  public function initImportForm($a_new_type = "")
242  {
243  global $lng, $ilCtrl;
244 
245  $lng->loadLanguageModule("fold");
246 
247  include_once("Services/Form/classes/class.ilPropertyFormGUI.php");
248  $this->form = new ilPropertyFormGUI();
249  $this->form->setTableWidth('600px');
250  $this->form->setTarget("_top");
251 
252  // Import file
253  include_once("./Services/Form/classes/class.ilFileInputGUI.php");
254  $fi = new ilFileInputGUI($lng->txt("import_file"), "importfile");
255  $fi->setSuffixes(array("zip"));
256  $fi->setRequired(true);
257  $this->form->addItem($fi);
258 
259  $this->form->addCommandButton("importFile", $lng->txt("import"));
260  $this->form->addCommandButton("cancel", $lng->txt("cancel"));
261  $this->form->setTitle($lng->txt($a_new_type."_import"));
262 
263  $this->form->setFormAction($ilCtrl->getFormAction($this));
264  }
265 
270  protected function initFormCreate()
271  {
272  if($this->form instanceof ilPropertyFormGUI)
273  {
274  return true;
275  }
276  include_once './Services/Form/classes/class.ilPropertyFormGUI.php';
277  $this->form = new ilPropertyFormGUI();
278  $this->form->setFormAction($this->ctrl->getFormAction($this,'save'));
279  $this->form->setTableWidth('600px');
280  $this->form->setTitle($this->lng->txt($this->type.'_new'));
281 
282  // Title
283  $tit = new ilTextInputGUI($this->lng->txt('title'),'tit');
284  $tit->setRequired(true);
285  $tit->setMaxLength(128);
286  $this->form->addItem($tit);
287 
288  // Description
289  $des = new ilTextAreaInputGUI($this->lng->txt('description'),'des');
290  $this->form->addItem($des);
291 
292  $this->form->addCommandButton('save', $this->lng->txt('save'));
293  $this->form->addCommandButton('cancel', $this->lng->txt('cancel'));
294  }
295 
300  public function importFileObject()
301  {
302  global $lng;
303 
304  if(parent::importFileObject())
305  {
306  ilUtil::sendSuccess($lng->txt("msg_obj_modified"), true);
307  $this->ctrl->returnToParent($this);
308  }
309  }
310 
315  public function saveObject()
316  {
317  global $ilUser;
318 
319  $this->initFormCreate();
320 
321  if($this->form->checkInput())
322  {
323  $fold = parent::saveObject();
324  $fold->setTitle($this->form->getInput('tit'));
325  $fold->setDescription($this->form->getInput('des'));
326 
327  $fold->update();
328 
329  include_once 'Services/Tracking/classes/class.ilChangeEvent.php';
330  if (ilChangeEvent::_isActive())
331  {
332  ilChangeEvent::_recordWriteEvent($fold->getId(), $ilUser->getId(), 'create');
333  }
334 
335  include_once './classes/class.ilLink.php';
336  ilUtil::sendSuccess($this->lng->txt($this->type."_added"),true);
337  ilUtil::redirect('repository.php?ref_id='.$fold->getRefId());
338  }
339  $this->form->setValuesByPost();
340  $this->createObject();
341  }
342 
343 
348  public function editObject()
349  {
350  $this->tabs_gui->setTabActive('settings');
351  $this->initFormEdit();
352 
353  include_once './Services/Container/classes/class.ilContainerSortingSettings.php';
354  $this->form->getItemByPostVar('tit')->setValue($this->object->getTitle());
355  $this->form->getItemByPostVar('des')->setValue($this->object->getDescription());
356  $this->form->getItemByPostVar('sor')->setValue($this->object->getOrderType());
357 # ilContainerSortingSettings::_readSortMode($this->object->getId())
358 # );
359 
360  $this->tpl->setContent($this->form->getHTML());
361  return true;
362  }
363 
364 
365  public function updateObject()
366  {
367  global $ilUser;
368 
369  $this->initFormEdit();
370  if($this->form->checkInput())
371  {
372  $this->object->setTitle($this->form->getInput('tit'));
373  $this->object->setDescription($this->form->getInput('des'));
374  $this->object->update();
375 
376  // Save sorting
377  include_once './Services/Container/classes/class.ilContainerSortingSettings.php';
378  $sort = new ilContainerSortingSettings($this->object->getId());
379  $sort->setSortMode($this->form->getInput('sor'));
380  $sort->update();
381 
382  include_once 'Services/Tracking/classes/class.ilChangeEvent.php';
383  if (ilChangeEvent::_isActive())
384  {
385  ilChangeEvent::_recordWriteEvent($this->object->getId(), $ilUser->getId(), 'update');
386  ilChangeEvent::_catchupWriteEvents($this->object->getId(), $ilUser->getId());
387  }
388 
389  ilUtil::sendSuccess($this->lng->txt("msg_obj_modified"),true);
390  $this->ctrl->redirect($this,'edit');
391  }
392  $this->form->setValuesByPost();
393  $this->tabs_gui->setTabActive('settings');
394  $this->tpl->setContent($this->form->getHTML());
395  return true;
396  }
397 
402  protected function initFormEdit()
403  {
404  global $ilAccess;
405 
406  if (!$ilAccess->checkAccess("write", "", $this->ref_id))
407  {
408  $this->ilias->raiseError($this->lng->txt("msg_no_perm_read"),$this->ilias->error_obj->MESSAGE);
409  }
410 
411  if($this->form instanceof ilPropertyFormGUI)
412  {
413  return true;
414  }
415  include_once './Services/Form/classes/class.ilPropertyFormGUI.php';
416  $this->form = new ilPropertyFormGUI();
417  $this->form->setFormAction($this->ctrl->getFormAction($this,'update'));
418  $this->form->setTitle($this->lng->txt($this->type.'_edit'));
419 
420  // Title
421  $tit = new ilTextInputGUI($this->lng->txt('title'),'tit');
422  $tit->setRequired(true);
423  $tit->setMaxLength(128);
424  $this->form->addItem($tit);
425 
426  // Description
427  $des = new ilTextAreaInputGUI($this->lng->txt('description'),'des');
428  $this->form->addItem($des);
429 
430  // Sorting
431  $sog = new ilRadioGroupInputGUI($this->lng->txt('sorting_header'),'sor');
432  $sog->setRequired(true);
433 
434  // implicit: there is always a group or course in the path
435  $sde = new ilRadioOption();
436  $sde->setValue(ilContainer::SORT_INHERIT);
437 
438  $title = $this->lng->txt('sort_inherit_prefix');
439  $title .= ' ('.ilContainerSortingSettings::sortModeToString(ilContainerSortingSettings::lookupSortModeFromParentContainer($this->object->getId())).') ';
440  $sde->setTitle($title);
441  $sde->setInfo($this->lng->txt('sorting_info_inherit'));
442  $sog->addOption($sde);
443 
444  $sma = new ilRadioOption();
445  $sma->setValue(ilContainer::SORT_TITLE);
446  $sma->setTitle($this->lng->txt('sorting_title_header'));
447  $sma->setInfo($this->lng->txt('sorting_info_title'));
448  $sog->addOption($sma);
449 
450  $sti = new ilRadioOption();
451  $sti->setValue(ilContainer::SORT_MANUAL);
452  $sti->setTitle($this->lng->txt('sorting_manual_header'));
453  $sti->setInfo($this->lng->txt('sorting_info_manual'));
454  $sog->addOption($sti);
455 
456  $this->form->addItem($sog);
457 
458  $this->form->addCommandButton('update', $this->lng->txt('save'));
459  $this->form->addCommandButton('cancel', $this->lng->txt('cancel'));
460  }
461 
462 
463 
464 
470  function updateObject2($a_return_to_parent = false)
471  {
472  $this->object->setTitle(ilUtil::stripSlashes($_POST["Fobject"]["title"]));
473  $this->object->setDescription(ilUtil::stripSlashes($_POST["Fobject"]["desc"]));
474  $this->update = $this->object->update();
475 
476  // BEGIN ChangeEvent: Record write event.
477  require_once('Services/Tracking/classes/class.ilChangeEvent.php');
478  if (ilChangeEvent::_isActive())
479  {
480  global $ilUser;
481  ilChangeEvent::_recordWriteEvent($this->object->getId(), $ilUser->getId(), 'update');
482  ilChangeEvent::_catchupWriteEvents($this->object->getId(), $ilUser->getId());
483  }
484  // END ChangeEvent: Record write event.
485 
486  ilUtil::sendSuccess($this->lng->txt("msg_obj_modified"),true);
487 
488  if ($a_return_to_parent)
489  {
490  $this->ctrl->returnToParent($this);
491  }
492  else
493  {
494  $this->ctrl->redirect($this);
495  }
496  }
497 
498  // BEGIN ChangeEvent show info screen on folder object
504  function showSummaryObject()
505  {
506  $this->ctrl->setCmd("showSummary");
507  $this->ctrl->setCmdClass("ilinfoscreengui");
508  $this->infoScreen();
509  }
510 
516  function infoScreenObject()
517  {
518  $this->ctrl->setCmd("showSummary");
519  $this->ctrl->setCmdClass("ilinfoscreengui");
520  $this->infoScreen();
521  }
522 
526  function infoScreen()
527  {
528  global $ilAccess;
529 
530  if (!$ilAccess->checkAccess("visible", "", $this->ref_id))
531  {
532  $this->ilias->raiseError($this->lng->txt("msg_no_perm_read"),$this->ilias->error_obj->MESSAGE);
533  }
534 
535  include_once("./Services/InfoScreen/classes/class.ilInfoScreenGUI.php");
536  $info = new ilInfoScreenGUI($this);
537 
538  $info->enablePrivateNotes();
539 
540  if ($ilAccess->checkAccess("read", "", $_GET["ref_id"]))
541  {
542  $info->enableNews();
543  }
544 
545  // no news editing for files, just notifications
546  $info->enableNewsEditing(false);
547  if ($ilAccess->checkAccess("write", "", $_GET["ref_id"]))
548  {
549  $news_set = new ilSetting("news");
550  $enable_internal_rss = $news_set->get("enable_rss_for_internal");
551 
552  if ($enable_internal_rss)
553  {
554  $info->setBlockProperty("news", "settings", true);
555  $info->setBlockProperty("news", "public_notifications_option", true);
556  }
557  }
558 
559 
560  // standard meta data
561  $info->addMetaDataSections($this->object->getId(),0, $this->object->getType());
562 
563  // forward the command
564  $this->ctrl->forwardCommand($info);
565  }
566  // END ChangeEvent show info screen on folder object
567 
571  function getTabs(&$tabs_gui)
572  {
573  global $rbacsystem, $ilUser, $lng, $ilCtrl,$ilAccess;
574 
575  $this->ctrl->setParameter($this,"ref_id",$this->ref_id);
576 
577  $tabs_gui->setTabActive("");
578  if ($rbacsystem->checkAccess('read',$this->ref_id))
579  {
580  $tabs_gui->addTab("view_content", $lng->txt("content"),
581  $this->ctrl->getLinkTarget($this, ""));
582 
583  //BEGIN ChangeEvent add info tab to category object
584  $force_active = ($this->ctrl->getNextClass() == "ilinfoscreengui"
585  || strtolower($_GET["cmdClass"]) == "ilnotegui")
586  ? true
587  : false;
588  $tabs_gui->addTarget("info_short",
589  $this->ctrl->getLinkTargetByClass(
590  array("ilobjfoldergui", "ilinfoscreengui"), "showSummary"),
591  array("showSummary","", "infoScreen"),
592  "", "", $force_active);
593  //END ChangeEvent add info tab to category object
594  }
595 
596  if ($rbacsystem->checkAccess('write',$this->ref_id))
597  {
598  $tabs_gui->addTarget("settings",
599  $this->ctrl->getLinkTarget($this, "edit"), "edit", "", "", ($ilCtrl->getCmd() == "edit"));
600  }
601 
602  // learning progress
603  include_once './Services/Tracking/classes/class.ilLearningProgressAccess.php';
604  if(ilLearningProgressAccess::checkAccess($this->object->getRefId()))
605  {
606  $tabs_gui->addTarget('learning_progress',
607  $this->ctrl->getLinkTargetByClass(array('ilobjfoldergui','illearningprogressgui'),''),
608  '',
609  array('illplistofobjectsgui','illplistofsettingsgui','illearningprogressgui','illplistofprogressgui'));
610  }
611 
612  if($ilAccess->checkAccess('write','',$this->object->getRefId()))
613  {
614  $tabs_gui->addTarget(
615  'export',
616  $this->ctrl->getLinkTargetByClass('ilexportgui',''),
617  'export',
618  'ilexportgui'
619  );
620  }
621 
622 
623  if ($rbacsystem->checkAccess('edit_permission',$this->ref_id))
624  {
625  $tabs_gui->addTarget("perm_settings",
626  $this->ctrl->getLinkTargetByClass(array(get_class($this),'ilpermissiongui'), "perm"), array("perm","info","owner"), 'ilpermissiongui');
627  }
628 
629  // show clipboard in repository
630  if ($this->ctrl->getTargetScript() == "repository.php" and !empty($_SESSION['il_rep_clipboard']))
631  {
632  $tabs_gui->addTarget("clipboard",
633  $this->ctrl->getLinkTarget($this, "clipboard"), "clipboard", get_class($this));
634  }
635 
636  }
637 
638  // Methods for ConditionHandlerInterface
639  function initConditionHandlerGUI($item_id)
640  {
641  include_once './classes/class.ilConditionHandlerInterface.php';
642 
643  if(!is_object($this->chi_obj))
644  {
645  if($_GET['item_id'])
646  {
647  $this->chi_obj =& new ilConditionHandlerInterface($this,$item_id);
648  $this->ctrl->saveParameter($this,'item_id',$_GET['item_id']);
649  }
650  else
651  {
652  $this->chi_obj =& new ilConditionHandlerInterface($this);
653  }
654  }
655  return true;
656  }
657 
661  function __setSubTabs($a_tab)
662  {
663  global $rbacsystem,$ilUser;
664 
665  switch ($a_tab)
666  {
667 
668  case "activation":
669 
670  $this->tabs_gui->addSubTabTarget("activation",
671  $this->ctrl->getLinkTargetByClass('ilCourseItemAdministrationGUI','edit'),
672  "edit", get_class($this));
673  $this->ctrl->setParameterByClass('ilconditionhandlerinterface','item_id',(int) $_GET['item_id']);
674  $this->tabs_gui->addSubTabTarget("preconditions",
675  $this->ctrl->getLinkTargetByClass('ilConditionHandlerInterface','listConditions'),
676  "", "ilConditionHandlerInterface");
677  break;
678  }
679  }
680 
684  function _goto($a_target)
685  {
686  global $ilAccess, $ilErr, $lng;
687 
688  if ($ilAccess->checkAccess("read", "", $a_target))
689  {
690  $_GET["cmd"] = "frameset";
691  $_GET["ref_id"] = $a_target;
692  include("repository.php");
693  exit;
694  }
695  /*
696  else
697  {
698  // to do: force flat view
699 
700  // no info screen for folders
701  if ($ilAccess->checkAccess("visible", "", $a_target))
702  {
703  $_GET["cmd"] = "infoScreen";
704  $_GET["ref_id"] = $a_target;
705  include("repository.php");
706  exit;
707  }
708  else
709  {
710  // This part will never be reached
711  if ($ilAccess->checkAccess("read", "", ROOT_FOLDER_ID))
712  {
713  $_GET["cmd"] = "frameset";
714  $_GET["target"] = "";
715  $_GET["ref_id"] = ROOT_FOLDER_ID;
716  ilUtil::sendInfo(sprintf($lng->txt("msg_no_perm_read_item"),
717  ilObject::_lookupTitle(ilObject::_lookupObjId($a_target))), true);
718  include("repository.php");
719  exit;
720  }
721  }
722  }
723  */
724  $ilErr->raiseError($lng->txt("msg_no_perm_read"), $ilErr->FATAL);
725  }
726 
727 
728  public function downloadFolderObject () {
729  global $ilAccess, $ilErr, $lng;
730 
731  if (!$ilAccess->checkAccess("read", "", $this->ref_id))
732  {
733  $this->ilias->raiseError($this->lng->txt("msg_no_perm_read"),$this->ilias->error_obj->MESSAGE);
734  }
735  $filename = $this->object->downloadFolder();
736  ilUtil::deliverFile($filename, ilUtil::getASCIIFilename($this->object->getTitle().".zip"));
737  }
738 
742  function modifyItemGUI($a_item_list_gui, $a_item_data, $a_show_path)
743  {
744  global $tree;
745 
746  // if folder is in a course, modify item list gui according to course requirements
747  if ($course_ref_id = $tree->checkForParentType($this->object->getRefId(),'crs'))
748  {
749  include_once("./Modules/Course/classes/class.ilObjCourse.php");
750  include_once("./Modules/Course/classes/class.ilObjCourseGUI.php");
751  $course_obj_id = ilObject::_lookupObjId($course_ref_id);
752  ilObjCourseGUI::_modifyItemGUI($a_item_list_gui, 'ilcoursecontentgui', $a_item_data, $a_show_path,
753  ilObjCourse::_lookupAboStatus($course_obj_id), $course_ref_id, $course_obj_id,
754  $this->object->getRefId());
755  }
756  }
757 
758  protected function forwardToTimingsView()
759  {
760  global $tree;
761 
762  if(!$crs_ref = $tree->checkForParentType($this->ref_id, 'crs'))
763  {
764  return false;
765  }
766  include_once './Modules/Course/classes/class.ilObjCourse.php';
767  if(!$this->ctrl->getCmd() and ilObjCourse::_lookupViewMode(ilObject::_lookupObjId($crs_ref)) == ilContainer::VIEW_TIMING)
768  {
769  if(!isset($_SESSION['crs_timings'])) {
770  $_SESSION['crs_timings'] = true;
771  }
772 
773  if($_SESSION['crs_timings'] == true) {
774  include_once './Modules/Course/classes/class.ilCourseContentGUI.php';
775  $course_content_obj = new ilCourseContentGUI($this);
776  $this->ctrl->setCmdClass(get_class($course_content_obj));
777  $this->ctrl->setCmd('editUserTimings');
778  $this->ctrl->forwardCommand($course_content_obj);
779  return true;
780  }
781  }
782  $_SESSION['crs_timings'] = false;
783  return false;
784  }
785 
786 
787 } // END class.ilObjFolderGUI
788 ?>