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class.ilObjSkillManagementGUI.php
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1 <?php
2 
3 /* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */
4 
5 include_once("./Services/Object/classes/class.ilObjectGUI.php");
6 
18 class ilObjSkillManagementGUI extends ilObjectGUI
19 {
20  protected $skill_tree;
21 
27  public function __construct($a_data, $a_id, $a_call_by_reference = true, $a_prepare_output = true)
28  {
29  global $ilCtrl;
30 
31  $this->type = 'skmg';
32  parent::ilObjectGUI($a_data, $a_id, $a_call_by_reference, $a_prepare_output);
33 
34  $this->lng->loadLanguageModule('skmg');
35 
36  include_once("./Services/Skill/classes/class.ilSkillTree.php");
37  $this->skill_tree = new ilSkillTree();
38 
39  $ilCtrl->saveParameter($this, "obj_id");
40  }
41 
48  public function executeCommand()
49  {
50  global $rbacsystem, $ilErr, $ilAccess, $ilTabs;
51 
52  $next_class = $this->ctrl->getNextClass($this);
53  $cmd = $this->ctrl->getCmd();
54 
55  $this->prepareOutput();
56 
57  if(!$ilAccess->checkAccess('read','',$this->object->getRefId()))
58  {
59  $ilErr->raiseError($this->lng->txt('no_permission'),$ilErr->WARNING);
60  }
61 
62  switch($next_class)
63  {
64  case 'ilskillrootgui':
65  include_once("./Services/Skill/classes/class.ilSkillRootGUI.php");
66  $skrt_gui = new ilSkillRootGUI((int) $_GET["obj_id"], $this);
67  $skrt_gui->setParentGUI($this);
68  $ret = $this->ctrl->forwardCommand($skrt_gui);
69  break;
70 
71  case 'ilskillcategorygui':
72  $this->tabs_gui->activateTab("skills");
73  include_once("./Services/Skill/classes/class.ilSkillCategoryGUI.php");
74  $scat_gui = new ilSkillCategoryGUI((int) $_GET["obj_id"]);
75  $scat_gui->setParentGUI($this);
76  $this->showTree(false, $scat_gui, "listItems");
77  $ret = $this->ctrl->forwardCommand($scat_gui);
78  break;
79 
80  case 'ilbasicskillgui':
81  $this->tabs_gui->activateTab("skills");
82  include_once("./Services/Skill/classes/class.ilBasicSkillGUI.php");
83  $skill_gui = new ilBasicSkillGUI((int) $_GET["obj_id"]);
84  $skill_gui->setParentGUI($this);
85  $this->showTree(false, $skill_gui, "edit");
86  $ret = $this->ctrl->forwardCommand($skill_gui);
87  break;
88 
89  case 'ilskilltemplatecategorygui':
90  $this->tabs_gui->activateTab("skill_templates");
91  include_once("./Services/Skill/classes/class.ilSkillTemplateCategoryGUI.php");
92  $sctp_gui = new ilSkillTemplateCategoryGUI((int) $_GET["obj_id"], (int) $_GET["tref_id"]);
93  $sctp_gui->setParentGUI($this);
94  $this->showTree(((int) $_GET["tref_id"] == 0), $sctp_gui, "listItems");
95  $ret = $this->ctrl->forwardCommand($sctp_gui);
96  break;
97 
98  case 'ilbasicskilltemplategui':
99  $this->tabs_gui->activateTab("skill_templates");
100  include_once("./Services/Skill/classes/class.ilBasicSkillTemplateGUI.php");
101  $sktp_gui = new ilBasicSkillTemplateGUI((int) $_GET["obj_id"], (int) $_GET["tref_id"]);
102  $sktp_gui->setParentGUI($this);
103  $this->showTree(((int) $_GET["tref_id"] == 0), $sktp_gui, "edit");
104  $ret = $this->ctrl->forwardCommand($sktp_gui);
105  break;
106 
107  case 'ilskilltemplatereferencegui':
108  $this->tabs_gui->activateTab("skills");
109  include_once("./Services/Skill/classes/class.ilSkillTemplateReferenceGUI.php");
110  $sktr_gui = new ilSkillTemplateReferenceGUI((int) $_GET["tref_id"]);
111  $sktr_gui->setParentGUI($this);
112  $this->showTree(false, $sktr_gui, "listItems");
113  $ret = $this->ctrl->forwardCommand($sktr_gui);
114  break;
115 
116  case "ilskillprofilegui":
117  $ilTabs->activateTab("profiles");
118  include_once("./Services/Skill/classes/class.ilSkillProfileGUI.php");
119  $skprof_gui = new ilSkillProfileGUI();
120  $ret = $this->ctrl->forwardCommand($skprof_gui);
121  break;
122 
123  case 'ilpermissiongui':
124  $this->tabs_gui->activateTab('permissions');
125  include_once("Services/AccessControl/classes/class.ilPermissionGUI.php");
126  $perm_gui =& new ilPermissionGUI($this);
127  $ret = $this->ctrl->forwardCommand($perm_gui);
128  break;
129 
130  default:
131  if(!$cmd || $cmd == 'view')
132  {
133  $cmd = "editSkills";
134  }
135 
136  if ($cmd == "showTree")
137  {
138  $this->showTree($_GET["templates_tree"]);
139  }
140  else
141  {
142  $this->$cmd();
143  }
144  break;
145  }
146  return true;
147  }
148 
155  public function getAdminTabs()
156  {
157  global $rbacsystem, $ilAccess, $lng;
158 
159  if ($rbacsystem->checkAccess("visible,read",$this->object->getRefId()))
160  {
161  $this->tabs_gui->addTab("skills",
162  $lng->txt("skmg_skills"),
163  $this->ctrl->getLinkTarget($this, "editSkills"));
164 
165  $this->tabs_gui->addTab("skill_templates",
166  $lng->txt("skmg_skill_templates"),
167  $this->ctrl->getLinkTarget($this, "editSkillTemplates"));
168 
169  $this->tabs_gui->addTab("settings",
170  $lng->txt("settings"),
171  $this->ctrl->getLinkTarget($this, "editSettings"));
172 
173  $this->tabs_gui->addTab("profiles",
174  $lng->txt("skmg_skill_profiles"),
175  $this->ctrl->getLinkTargetByClass("ilskillprofilegui"));
176 
177  if (DEVMODE == 1)
178  {
179  $this->tabs_gui->addTab("test",
180  "Test (DEVMODE)",
181  $this->ctrl->getLinkTarget($this, "test"));
182  }
183  }
184 
185  if ($rbacsystem->checkAccess('edit_permission',$this->object->getRefId()))
186  {
187  $this->tabs_gui->addTab("permissions",
188  $lng->txt("perm_settings"),
189  $this->ctrl->getLinkTargetByClass('ilpermissiongui',"perm"));
190  }
191  }
192 
196  public function editSettings()
197  {
198  global $ilCtrl, $lng, $ilSetting, $ilTabs;
199 
200  $ilTabs->activateTab("settings");
201 
202  include_once("./Services/Skill/classes/class.ilSkillManagementSettings.php");
203  $skmg_set = new ilSkillManagementSettings();
204  $enable_skmg = $skmg_set->isActivated();
205 
206  include_once("./Services/Form/classes/class.ilPropertyFormGUI.php");
207  $form = new ilPropertyFormGUI();
208  $form->setFormAction($ilCtrl->getFormAction($this));
209  $form->setTitle($lng->txt("skmg_settings"));
210 
211  // Enable skill management
212  $cb_prop = new ilCheckboxInputGUI($lng->txt("skmg_enable_skmg"),
213  "enable_skmg");
214  $cb_prop->setValue("1");
215  $cb_prop->setChecked($enable_skmg);
216  $form->addItem($cb_prop);
217 
218  // command buttons
219  $form->addCommandButton("saveSettings", $lng->txt("save"));
220 
221  $this->tpl->setContent($form->getHTML());
222  }
223 
227  public function saveSettings()
228  {
229  global $ilCtrl, $ilSetting;
230 
231  include_once("./Services/Skill/classes/class.ilSkillManagementSettings.php");
232  $skmg_set = new ilSkillManagementSettings();
233  $skmg_set->activate((int) $_POST["enable_skmg"]);
234 
235  ilUtil::sendSuccess($this->lng->txt("settings_saved"),true);
236 
237  $ilCtrl->redirect($this, "editSettings");
238  }
239 
243  function editSkills()
244  {
245  global $tpl, $ilTabs, $lng, $ilCtrl;
246 
247  $ilTabs->activateTab("skills");
248 
249  $ilCtrl->setParameterByClass("ilobjskillmanagementgui", "obj_id", $this->skill_tree->getRootId());
250  $ilCtrl->redirectByClass("ilskillrootgui", "listSkills");
251 
252  }
253 
254 
258  function saveAllTitles($a_succ_mess = true)
259  {
260  global $ilCtrl, $lng;
261 
262  if (is_array($_POST["title"]))
263  {
264  include_once("./Services/Skill/classes/class.ilSkillTreeNodeFactory.php");
265  foreach($_POST["title"] as $id => $title)
266  {
267  $node_obj = ilSkillTreeNodeFactory::getInstance($id);
268  if (is_object($node_obj))
269  {
270  // update title
271  ilSkillTreeNode::_writeTitle($id, ilUtil::stripSlashes($title));
272  }
273  }
274  if ($a_succ_mess)
275  {
276  ilUtil::sendSuccess($lng->txt("msg_obj_modified"), true);
277  }
278  }
279  $ilCtrl->redirect($this, "editSkills");
280  }
281 
285  function saveAllTemplateTitles($a_succ_mess = true)
286  {
287  global $ilCtrl, $lng;
288 
289  if (is_array($_POST["title"]))
290  {
291  include_once("./Services/Skill/classes/class.ilSkillTreeNodeFactory.php");
292  foreach($_POST["title"] as $id => $title)
293  {
294  $node_obj = ilSkillTreeNodeFactory::getInstance($id);
295  if (is_object($node_obj))
296  {
297  // update title
298  ilSkillTreeNode::_writeTitle($id, ilUtil::stripSlashes($title));
299  }
300  }
301  if ($a_succ_mess)
302  {
303  ilUtil::sendSuccess($lng->txt("msg_obj_modified"), true);
304  }
305  }
306  $ilCtrl->redirect($this, "editSkillTemplates");
307  }
308 
309 
313  function expandAll($a_redirect = true)
314  {
315  $_GET["skexpand"] = "";
316  $n_id = ($_GET["obj_id"] > 0)
317  ? $_GET["obj_id"]
318  : $this->skill_tree->readRootId();
319  $stree = $this->skill_tree->getSubTree($this->skill_tree->getNodeData($n_id));
320  $n_arr = array();
321  foreach ($stree as $n)
322  {
323  $n_arr[] = $n["child"];
324  $_SESSION["skexpand"] = $n_arr;
325  }
326  $this->saveAllTitles(false);
327  }
328 
332  function collapseAll($a_redirect = true)
333  {
334  $_GET["skexpand"] = "";
335  $n_id = ($_GET["obj_id"] > 0)
336  ? $_GET["obj_id"]
337  : $this->skill_tree->readRootId();
338  $stree = $this->skill_tree->getSubTree($this->skill_tree->getNodeData($n_id));
339  $old = $_SESSION["skexpand"];
340  foreach ($stree as $n)
341  {
342  if (in_array($n["child"], $old) && $n["child"] != $n_id)
343  {
344  $k = array_search($n["child"], $old);
345  unset($old[$k]);
346  }
347  }
348  $_SESSION["skexpand"] = $old;
349  $this->saveAllTitles(false);
350  }
351 
355  function deleteNodes($a_gui)
356  {
357  global $lng, $tpl, $ilCtrl, $ilTabs, $ilToolbar;
358 
359  if(!isset($_POST["id"]))
360  {
361  $this->ilias->raiseError($this->lng->txt("no_checkbox"),$this->ilias->error_obj->MESSAGE);
362  }
363 
364  $ilTabs->clearTargets();
365 
366  // check usages
367  $mode = "";
368  $cskill_ids = array();
369  foreach($_POST["id"] as $id)
370  {
371  if (in_array(ilSkillTreeNode::_lookupType($id), array("skll", "scat", "sktr")))
372  {
373  if ($mode == "templates")
374  {
375  $this->ilias->raiseError("Skill Deletion - type mismatch.",$this->ilias->error_obj->MESSAGE);
376  }
377  $mode = "basic";
378  $skill_id = $id;
379  $tref_id = 0;
380  if (ilSkillTreeNode::_lookupType($id) == "sktr")
381  {
382  include_once("./Services/Skill/classes/class.ilSkillTemplateReference.php");
383  $skill_id = ilSkillTemplateReference::_lookupTemplateId($id);
384  $tref_id = $id;
385  }
386  $cskill_ids[] = array("skill_id" => $skill_id, "tref_id" => $tref_id);
387  }
388  if (in_array(ilSkillTreeNode::_lookupType($id), array("sktp", "sctp")))
389  {
390  if ($mode == "basic")
391  {
392  $this->ilias->raiseError("Skill Deletion - type mismatch.",$this->ilias->error_obj->MESSAGE);
393  }
394  $mode = "templates";
395 
396  foreach (ilSkillTemplateReference::_lookupTrefIdsForTemplateId($id) as $tref_id)
397  {
398  $cskill_ids[] = array("skill_id" => $id, "tref_id" => $tref_id);
399  }
400  }
401  // for cats, skills and template references, get "real" usages
402  // for skill and category templates check usage in references
403  }
404 
405  if ($mode == "basic" || $mode == "templates")
406  {
407  include_once("./Services/Skill/classes/class.ilSkillUsage.php");
408  $u = new ilSkillUsage();
409  $usages = $u->getAllUsagesInfoOfSubtrees($cskill_ids);
410  if (count($usages) > 0)
411  {
412  $html = "";
413  foreach ($usages as $k => $usage)
414  {
415  include_once("./Services/Skill/classes/class.ilSkillUsageTableGUI.php");
416  $tab = new ilSkillUsageTableGUI($this, "showUsage", $k, $usage);
417  $html.= $tab->getHTML()."<br/><br/>";
418  }
419  $tpl->setContent($html);
420  $ilToolbar->addButton($lng->txt("back"),
421  $ilCtrl->getLinkTarget($a_gui, "cancelDelete"));
422  ilUtil::sendFailure($lng->txt("skmg_cannot_delete_nodes_in_use"));
423  return;
424  }
425  }
426  else
427  {
428  $this->ilias->raiseError("Skill Deletion - type mismatch.",$this->ilias->error_obj->MESSAGE);
429  }
430 
431  // SAVE POST VALUES
432  $_SESSION["saved_post"] = $_POST["id"];
433 
434  include_once("./Services/Utilities/classes/class.ilConfirmationGUI.php");
435  $confirmation_gui = new ilConfirmationGUI();
436 
437  $ilCtrl->setParameter($a_gui, "tmpmode", $_GET["tmpmode"]);
438  $a_form_action = $this->ctrl->getFormAction($a_gui);
439  $confirmation_gui->setFormAction($a_form_action);
440  $confirmation_gui->setHeaderText($this->lng->txt("info_delete_sure"));
441 
442  // Add items to delete
443  include_once("./Services/Skill/classes/class.ilSkillTreeNodeFactory.php");
444  foreach($_POST["id"] as $id)
445  {
446  if ($id != IL_FIRST_NODE)
447  {
448  $node_obj = ilSkillTreeNodeFactory::getInstance($id);
449  $confirmation_gui->addItem("id[]", $node_obj->getId(),
450  $node_obj->getTitle(), ilUtil::getImagePath("icon_".$node_obj->getType().".png"));
451  }
452  }
453 
454  $confirmation_gui->setCancel($lng->txt("cancel"), "cancelDelete");
455  $confirmation_gui->setConfirm($lng->txt("confirm"), "confirmedDelete");
456 
457  $tpl->setContent($confirmation_gui->getHTML());
458  }
459 
463  function cancelDelete()
464  {
465  $this->ctrl->redirect($this, "editSkills");
466  }
467 
471  function confirmedDelete()
472  {
473  global $ilCtrl;
474 
475  // delete all selected objects
476  include_once("./Services/Skill/classes/class.ilSkillTreeNodeFactory.php");
477  foreach ($_POST["id"] as $id)
478  {
479  if ($id != IL_FIRST_NODE)
480  {
481  $obj = ilSkillTreeNodeFactory::getInstance($id);
482  $node_data = $this->skill_tree->getNodeData($id);
483  if (is_object($obj))
484  {
485  $obj->delete();
486  }
487  if($this->skill_tree->isInTree($id))
488  {
489  $this->skill_tree->deleteTree($node_data);
490  }
491  }
492  }
493 
494  // feedback
495  ilUtil::sendInfo($this->lng->txt("info_deleted"),true);
496  }
497 
498  //
499  //
500  // Test
501  //
502  //
503 
510  function test()
511  {
512  global $tpl, $lng, $ilCtrl, $ilTabs;
513 
514  $this->setTestSubTabs("test");
515 
516  $ilTabs->activateTab("test");
517 
518  include_once("./Services/Skill/classes/class.ilBasicSkill.php");
519 
520  include_once("Services/Form/classes/class.ilPropertyFormGUI.php");
521  $this->form = new ilPropertyFormGUI();
522 
523  $this->form->addCommandButton("test", $lng->txt("execute"));
524 
525  $this->form->setTitle("getCompletionDateForTriggerRefId()");
526  $this->form->setFormAction($ilCtrl->getFormAction($this));
527 
528  // user id
529  $ti = new ilTextInputGUI("User ID(s)", "user_id");
530  $ti->setMaxLength(200);
531  $ti->setInfo("Separate multiple IDs by :");
532  $ti->setValue($_POST["user_id"]);
533  $this->form->addItem($ti);
534 
535  // ref id
536  $ti = new ilTextInputGUI("Ref ID(s)", "ref_id");
537  $ti->setMaxLength(200);
538  $ti->setInfo("Separate multiple IDs by :");
539  $ti->setValue($_POST["ref_id"]);
540  $this->form->addItem($ti);
541 
542  $result = "";
543  if (isset($_POST["user_id"]))
544  {
545  $user_ids = explode(":", $_POST["user_id"]);
546  $ref_ids = explode(":", $_POST["ref_id"]);
547  if (count($user_ids) <= 1)
548  {
549  $user_ids = $user_ids[0];
550  }
551  if (count($ref_ids) == 1)
552  {
553  $ref_ids = $ref_ids[0];
554  }
555  else if (count($ref_ids) == 0)
556  {
557  $ref_ids = null;
558  }
559 
560  $result = ilBasicSkill::getCompletionDateForTriggerRefId($user_ids, $ref_ids);
561  $result = "<br />Result:<br />".var_export($result, true);
562  }
563 
564  $tpl->setContent($this->form->getHTML().$result);
565 
566  }
567 
574  function testCert()
575  {
576  global $tpl, $lng, $ilCtrl, $ilTabs;
577 
578  $this->setTestSubTabs("cert");
579  $ilTabs->activateTab("test");
580 
581  include_once("./Services/Skill/classes/class.ilBasicSkill.php");
582 
583  include_once("Services/Form/classes/class.ilPropertyFormGUI.php");
584  $this->form = new ilPropertyFormGUI();
585 
586  $this->form->addCommandButton("testCert", $lng->txt("execute"));
587 
588  $this->form->setTitle("checkUserCertificateForTriggerRefId()");
589  $this->form->setFormAction($ilCtrl->getFormAction($this));
590 
591  // user id
592  $ti = new ilTextInputGUI("User ID(s)", "user_id");
593  $ti->setMaxLength(200);
594  $ti->setInfo("Separate multiple IDs by :");
595  $ti->setValue($_POST["user_id"]);
596  $this->form->addItem($ti);
597 
598  // ref id
599  $ti = new ilTextInputGUI("Ref ID(s)", "ref_id");
600  $ti->setMaxLength(200);
601  $ti->setInfo("Separate multiple IDs by :");
602  $ti->setValue($_POST["ref_id"]);
603  $this->form->addItem($ti);
604 
605  $result = "";
606  if (isset($_POST["user_id"]))
607  {
608  $user_ids = explode(":", $_POST["user_id"]);
609  $ref_ids = explode(":", $_POST["ref_id"]);
610  if (count($user_ids) <= 1)
611  {
612  $user_ids = $user_ids[0];
613  }
614  if (count($ref_ids) == 1)
615  {
616  $ref_ids = $ref_ids[0];
617  }
618  else if (count($ref_ids) == 0)
619  {
620  $ref_ids = null;
621  }
622 
623  $result = ilBasicSkill::checkUserCertificateForTriggerRefId($user_ids, $ref_ids);
624  $result = "<br />Result:<br />".var_export($result, true);
625  }
626 
627  $tpl->setContent($this->form->getHTML().$result);
628 
629  }
630 
637  function testAllCert()
638  {
639  global $tpl, $lng, $ilCtrl, $ilTabs;
640 
641  $this->setTestSubTabs("all_cert");
642  $ilTabs->activateTab("test");
643 
644  include_once("./Services/Skill/classes/class.ilBasicSkill.php");
645 
646  include_once("Services/Form/classes/class.ilPropertyFormGUI.php");
647  $this->form = new ilPropertyFormGUI();
648 
649  $this->form->addCommandButton("testAllCert", $lng->txt("execute"));
650 
651  $this->form->setTitle("getTriggerOfAllCertificates()");
652  $this->form->setFormAction($ilCtrl->getFormAction($this));
653 
654  // user id
655  $ti = new ilTextInputGUI("User ID(s)", "user_id");
656  $ti->setMaxLength(200);
657  $ti->setInfo("Separate multiple IDs by :");
658  $ti->setValue($_POST["user_id"]);
659  $this->form->addItem($ti);
660 
661  $result = "";
662  if (isset($_POST["user_id"]))
663  {
664  $user_ids = explode(":", $_POST["user_id"]);
665  $ref_ids = explode(":", $_POST["ref_id"]);
666  if (count($user_ids) <= 1)
667  {
668  $user_ids = $user_ids[0];
669  }
670 
671  $result = ilBasicSkill::getTriggerOfAllCertificates($user_ids);
672  $result = "<br />Result:<br />".var_export($result, true);
673  }
674 
675  $tpl->setContent($this->form->getHTML().$result);
676 
677  }
678 
685  function testLevels()
686  {
687  global $tpl, $lng, $ilCtrl, $ilTabs;
688 
689  $this->setTestSubTabs("levels");
690  $ilTabs->activateTab("test");
691 
692  include_once("./Services/Skill/classes/class.ilBasicSkill.php");
693 
694  include_once("Services/Form/classes/class.ilPropertyFormGUI.php");
695  $this->form = new ilPropertyFormGUI();
696 
697  $this->form->addCommandButton("testLevels", $lng->txt("execute"));
698 
699  $this->form->setTitle("getTriggerOfAllCertificates()");
700  $this->form->setFormAction($ilCtrl->getFormAction($this));
701 
702  // user id
703  $ti = new ilTextInputGUI("Ref ID", "ref_id");
704  $ti->setMaxLength(200);
705  $ti->setValue($_POST["ref_id"]);
706  $this->form->addItem($ti);
707 
708  $result = "";
709  if (isset($_POST["ref_id"]))
710  {
711  $result = ilBasicSkill::getSkillLevelsForTrigger($_POST["ref_id"]);
712  $result = "<br />Result:<br />".var_export($result, true);
713  }
714 
715  $tpl->setContent($this->form->getHTML().$result);
716 
717  }
718 
719 
726  function setTestSubtabs($a_act)
727  {
728  global $ilTabs, $ilCtrl;
729 
730  $ilTabs->addSubtab("test",
731  "getCompletionDateForTriggerRefId",
732  $ilCtrl->getLinkTarget($this, "test"));
733 
734  $ilTabs->addSubtab("cert",
735  "checkUserCertificateForTriggerRefId",
736  $ilCtrl->getLinkTarget($this, "testCert"));
737 
738  $ilTabs->addSubtab("all_cert",
739  "getTriggerOfAllCertificates",
740  $ilCtrl->getLinkTarget($this, "testAllCert"));
741 
742  $ilTabs->addSubtab("levels",
743  "getSkillLevelsForTrigger",
744  $ilCtrl->getLinkTarget($this, "testLevels"));
745 
746  $ilTabs->activateSubtab($a_act);
747 
748  }
749 
750  //
751  // Skill Templates
752  //
753 
757  function editSkillTemplates()
758  {
759  global $tpl, $ilTabs, $lng, $ilCtrl;
760 
761  $ilTabs->activateTab("skill_templates");
762  $ilCtrl->setParameterByClass("ilobjskillmanagementgui", "obj_id", $this->skill_tree->getRootId());
763  $ilCtrl->redirectByClass("ilskillrootgui", "listTemplates");
764 
765  }
766 
767  //
768  // Tree
769  //
770 
774  function showTree($a_templates, $a_gui = "", $a_gui_cmd = "")
775  {
776  global $ilUser, $tpl, $ilCtrl, $lng;
777 
778  if ($a_templates)
779  {
780  if ($_GET["obj_id"] == "" || $_GET["obj_id"] == 1)
781  {
782  return;
783  }
784 
785  if ($_GET["obj_id"] > 1)
786  {
787  $path = $this->skill_tree->getPathId($_GET["obj_id"]);
788  include_once("./Services/Skill/classes/class.ilSkillTreeNode.php");
789  if (ilSkillTreeNode::_lookupType($path[1]) == "sktp")
790  {
791  return;
792  }
793  }
794  }
795 
796  $ilCtrl->setParameter($this, "templates_tree", $a_templates);
797 
798  if ($a_templates)
799  {
800  include_once("./Services/Skill/classes/class.ilSkillTemplateTreeExplorerGUI.php");
801  $exp = new ilSkillTemplateTreeExplorerGUI($this, "showTree");
802  }
803  else
804  {
805  include_once("./Services/Skill/classes/class.ilSkillTreeExplorerGUI.php");
806  $exp = new ilSkillTreeExplorerGUI($this, "showTree", $a_templates);
807  }
808  if (!$exp->handleCommand())
809  {
810  $tpl->setLeftNavContent($exp->getHTML());
811  }
812  }
813 
814 }
815 ?>