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class.ilRepositoryExplorerGUI.php
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1 <?php
2 /* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */
3 
4 include_once("./Services/UIComponent/Explorer2/classes/class.ilTreeExplorerGUI.php");
5 
16 class ilRepositoryExplorerGUI extends ilTreeExplorerGUI
17 {
18  protected $type_grps = array();
19  protected $session_materials = array();
20 
24  public function __construct($a_parent_obj, $a_parent_cmd)
25  {
26  global $tree, $ilSetting, $objDefinition;
27 
28  $this->cur_ref_id = (int) $_GET["ref_id"];
29 
30  $this->top_node_id = 0;
31  if ($ilSetting->get("rep_tree_limit_grp_crs") && $this->cur_ref_id > 0)
32  {
33  $path = $tree->getPathId($this->cur_ref_id);
34  foreach ($path as $n)
35  {
36  if ($top_node > 0)
37  {
38  break;
39  }
40  if (in_array(ilObject::_lookupType(ilObject::_lookupObjId($n)),
41  array("crs", "grp")))
42  {
43  $this->top_node_id = $n;
44  }
45  }
46 
47  }
48 
49  parent::__construct("rep_exp", $a_parent_obj, $a_parent_cmd, $tree);
50 
51  $this->setSkipRootNode(false);
52  $this->setAjax(true);
53  $this->setOrderField("title");
54 
55  if ($ilSetting->get("repository_tree_pres") == "" ||
56  ($ilSetting->get("rep_tree_limit_grp_crs") && $this->top_node_id == 0))
57  {
58  $this->setTypeWhiteList(array("root", "cat", "catr", "grp", "icrs",
59  "crs", "crsr", "rcrs"));
60  }
61  else if ($ilSetting->get("repository_tree_pres") == "all_types")
62  {
63  $white = array();
64  foreach ($objDefinition->getSubObjectsRecursively("root") as $rtype)
65  {
66  if (/* $rtype["name"] != "itgr" && */ !$objDefinition->isSideBlock($rtype["name"]))
67  {
68  $white[] = $rtype["name"];
69  }
70  }
71  $this->setTypeWhiteList($white);
72  }
73  if ((int) $_GET["ref_id"] > 0)
74  {
75  $this->setPathOpen((int) $_GET["ref_id"]);
76  }
77  }
78 
85  function getRootNode()
86  {
87  if ($this->top_node_id > 0)
88  {
89  return $this->getTree()->getNodeData($this->top_node_id);
90  }
91  else
92  {
93  return parent::getRootNode();
94  }
95  }
96 
103  function getNodeContent($a_node)
104  {
105  global $lng;
106 
107  $title = $a_node["title"];
108  if ($a_node["child"] == $this->getNodeId($this->getRootNode()))
109  {
110  if ($title == "ILIAS")
111  {
112  $title = $lng->txt("repository");
113  }
114  }
115  else if($a_node["type"] == "sess" &&
116  !trim($title))
117  {
118  // #14367 - see ilObjSessionListGUI
119  include_once('./Modules/Session/classes/class.ilSessionAppointment.php');
120  $app_info = ilSessionAppointment::_lookupAppointment($a_node["obj_id"]);
121  $title = ilSessionAppointment::_appointmentToString($app_info['start'], $app_info['end'],$app_info['fullday']);
122  }
123 
124  return $title;
125  }
126 
133  function getNodeIcon($a_node)
134  {
135  $obj_id = ilObject::_lookupObjId($a_node["child"]);
136  return ilObject::_getIcon($obj_id, "tiny", $a_node["type"]);
137  }
138 
145  function getNodeIconAlt($a_node)
146  {
147  global $lng;
148 
149  if ($a_node["child"] == $this->getNodeId($this->getRootNode()))
150  {
151  $title = $a_node["title"];
152  if ($title == "ILIAS")
153  {
154  $title = $lng->txt("repository");
155  }
156  return $lng->txt("icon")." ".$title;
157  }
158 
159 
160  return parent::getNodeIconAlt($a_node);
161  }
162 
169  function isNodeHighlighted($a_node)
170  {
171  if ($a_node["child"] == $_GET["ref_id"] ||
172  ($_GET["ref_id"] == "" && $a_node["child"] == $this->getNodeId($this->getRootNode())))
173  {
174  return true;
175  }
176  return false;
177  }
178 
185  function getNodeHref($a_node)
186  {
187  global $ilCtrl;
188 
189  switch($a_node["type"])
190  {
191  case "root":
192  $ilCtrl->setParameterByClass("ilrepositorygui", "ref_id", $a_node["child"]);
193  $link = $ilCtrl->getLinkTargetByClass("ilrepositorygui", "");
194  $ilCtrl->setParameterByClass("ilrepositorygui", "ref_id", $_GET["ref_id"]);
195  return $link;
196 
197  case "cat":
198  $ilCtrl->setParameterByClass("ilrepositorygui", "ref_id", $a_node["child"]);
199  $link = $ilCtrl->getLinkTargetByClass("ilrepositorygui", "");
200  $ilCtrl->setParameterByClass("ilrepositorygui", "ref_id", $_GET["ref_id"]);
201  return $link;
202 
203  case "catr":
204  $ilCtrl->setParameterByClass("ilrepositorygui", "ref_id", $a_node["child"]);
205  $link = $ilCtrl->getLinkTargetByClass("ilrepositorygui", "redirect");
206  $ilCtrl->setParameterByClass("ilrepositorygui", "ref_id", $_GET["ref_id"]);
207  return $link;
208 
209  case "grp":
210  $ilCtrl->setParameterByClass("ilobjgroupgui", "ref_id", $a_node["child"]);
211  $link = $ilCtrl->getLinkTargetByClass(array("ilrepositorygui", "ilobjgroupgui"), "");
212  $ilCtrl->setParameterByClass("ilobjgroupgui", "ref_id", $_GET["ref_id"]);
213  return $link;
214 
215  case "crs":
216  $ilCtrl->setParameterByClass("ilobjcoursegui", "ref_id", $a_node["child"]);
217  $link = $ilCtrl->getLinkTargetByClass(array("ilrepositorygui", "ilobjcoursegui"), "view");
218  $ilCtrl->setParameterByClass("ilobjcoursegui", "ref_id", $_GET["ref_id"]);
219  return $link;
220 
221  case "crsr":
222  $ilCtrl->setParameterByClass("ilrepositorygui", "ref_id", $a_node["child"]);
223  $link = $ilCtrl->getLinkTargetByClass("ilrepositorygui", "redirect");
224  $ilCtrl->setParameterByClass("ilrepositorygui", "ref_id", $_GET["ref_id"]);
225  return $link;
226 
227  case "icrs":
228  $ilCtrl->setParameterByClass("ilobjilinccoursegui", "ref_id", $a_node["child"]);
229  $link = $ilCtrl->getLinkTargetByClass(array("ilrepositorygui", "ilobjilinccoursegui"), "");
230  $ilCtrl->setParameterByClass("ilobjilinccoursegui", "ref_id", $_GET["ref_id"]);
231  return $link;
232 
233  case 'rcrs':
234  $ilCtrl->setParameterByClass("ilrepositorygui", "ref_id", $a_node["child"]);
235  $link = $ilCtrl->getLinkTargetByClass("ilrepositorygui", "infoScreen");
236  $ilCtrl->setParameterByClass("ilrepositorygui", "ref_id", $_GET["ref_id"]);
237  return $link;
238 
239  default:
240  include_once('./Services/Link/classes/class.ilLink.php');
241  return ilLink::_getStaticLink($a_node["child"], $a_node["type"], true);
242 
243  }
244  }
245 
252  function isNodeVisible($a_node)
253  {
254  global $ilAccess,$tree,$ilSetting;
255 
256  if (!$ilAccess->checkAccess('visible', '', $a_node["child"]))
257  {
258  return false;
259  }
260 
261  $is_course = false;
262  $container_parent_id = $tree->checkForParentType($a_node["child"], 'grp');
263  if(!$container_parent_id)
264  {
265  $is_course = true;
266  $container_parent_id = $tree->checkForParentType($a_node["child"], 'crs');
267  }
268  if($container_parent_id)
269  {
270  // do not display session materials for container course/group
271  if($ilSetting->get("repository_tree_pres") == "all_types" && $container_parent_id != $a_node["child"])
272  {
273  // get container event items only once
274  if(!isset($this->session_materials[$container_parent_id]))
275  {
276  include_once './Modules/Session/classes/class.ilEventItems.php';
277  $this->session_materials[$container_parent_id] = ilEventItems::_getItemsOfContainer($container_parent_id);
278  }
279  if(in_array($a_node["child"], $this->session_materials[$container_parent_id]))
280  {
281  return false;
282  }
283  }
284  }
285 
286  return true;
287  }
288 
297  function sortChilds($a_childs, $a_parent_node_id)
298  {
299  global $objDefinition;
300 
301  $parent_obj_id = ilObject::_lookupObjId($a_parent_node_id);
302 
303  if ($parent_obj_id > 0)
304  {
305  $parent_type = ilObject::_lookupType($parent_obj_id);
306  }
307  else
308  {
309  $parent_type = "dummy";
310  $this->type_grps["dummy"] = array("root" => "dummy");
311  }
312 
313  if (empty($this->type_grps[$parent_type]))
314  {
315  $this->type_grps[$parent_type] =
316  $objDefinition->getGroupedRepositoryObjectTypes($parent_type);
317  }
318 
319  // #14465 - item groups
320  include_once('./Services/Object/classes/class.ilObjectActivation.php');
321  $group = array();
322  foreach ($a_childs as $child)
323  {
324  // item group: get childs
325  if ($child["type"] == "itgr")
326  {
327  $g = $child["child"];
328  $items = ilObjectActivation::getItemsByItemGroup($g);
329  if ($items)
330  {
331  // add item group ref id to item group block
332  $this->type_grps[$parent_type]["itgr"]["ref_ids"][] = $g;
333 
334  foreach($items as $item)
335  {
336  $group[$g][] = $item;
337  }
338  }
339  }
340  // type group
341  else
342  {
343  $g = $objDefinition->getGroupOfObj($child["type"]);
344  if ($g == "")
345  {
346  $g = $child["type"];
347  }
348  $group[$g][] = $child;
349  }
350  }
351 
352  $childs = array();
353  $done = array();
354  foreach ($this->type_grps[$parent_type] as $t => $g)
355  {
356  // type group
357  if (is_array($group[$t]))
358  {
359  // do we have to sort this group??
360  include_once("./Services/Container/classes/class.ilContainer.php");
361  include_once("./Services/Container/classes/class.ilContainerSorting.php");
362  $sort = ilContainerSorting::_getInstance($parent_obj_id);
363  $group = $sort->sortItems($group);
364 
365  // need extra session sorting here
366  if ($t == "sess")
367  {
368 
369  }
370 
371  foreach ($group[$t] as $k => $item)
372  {
373  if (!in_array($item["child"], $done))
374  {
375  $childs[] = $item;
376  $done[] = $item["child"];
377  }
378  }
379  }
380  // item groups
381  else if ($t == "itgr" &&
382  is_array($g["ref_ids"]))
383  {
384  foreach ($g["ref_ids"] as $ref_id)
385  {
386  if (isset($group[$ref_id]))
387  {
388  foreach ($group[$ref_id] as $k => $item)
389  {
390  if(!in_array($item["child"], $done))
391  {
392  $childs[] = $item;
393  $done[] = $item["child"];
394  }
395  }
396  }
397  }
398  }
399  }
400 
401  return $childs;
402  }
403 
410  function getChildsOfNode($a_parent_node_id)
411  {
412  global $rbacsystem;
413 
414  if (!$rbacsystem->checkAccess("read", $a_parent_node_id))
415  {
416  return array();
417  }
418 
419  $obj_id = ilObject::_lookupObjId($a_parent_node_id);
420  if (!ilConditionHandler::_checkAllConditionsOfTarget($a_parent_node_id, $obj_id))
421  {
422  return array();
423  }
424 
425  return parent::getChildsOfNode($a_parent_node_id);
426  }
427 
434  function isNodeClickable($a_node)
435  {
436  global $rbacsystem,$tree,$ilDB,$ilUser,$ilAccess;
437 
438  $obj_id = ilObject::_lookupObjId($a_node["child"]);
439  if (!ilConditionHandler::_checkAllConditionsOfTarget($a_node["child"], $obj_id))
440  {
441  return false;
442  }
443 
444  switch ($a_node["type"])
445  {
446  case "crs":
447  return $ilAccess->checkAccess("read", "", $a_node["child"]);
448 
449  // visible groups can allways be clicked; group processing decides
450  // what happens next
451  case "grp":
452  return true;
453 
454  case 'tst':
455  if(!$rbacsystem->checkAccess("read", $a_node["child"]))
456  {
457  return false;
458  }
459 
460  $query = sprintf("SELECT * FROM tst_tests WHERE obj_fi=%s", $obj_id);
461  $res = $ilDB->query($query);
462  while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
463  {
464  return (bool) $row->complete;
465  }
466  return false;
467 
468  case 'svy':
469  if(!$rbacsystem->checkAccess("read", $a_node["child"]))
470  {
471  return false;
472  }
473 
474  $query = sprintf("SELECT * FROM svy_svy WHERE obj_fi=%s", $obj_id);
475  $res = $ilDB->query($query);
476  while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
477  {
478  return (bool) $row->complete;
479  }
480  return false;
481 
482  // media pools can only be edited
483  case "mep":
484  if ($rbacsystem->checkAccess("read", $a_node["child"]))
485  {
486  return true;
487  }
488  else
489  {
490  return false;
491  }
492  break;
493 
494  case 'crsr':
495  case 'catr':
496  include_once('./Services/ContainerReference/classes/class.ilContainerReferenceAccess.php');
497  return ilContainerReferenceAccess::_isAccessible($a_node["child"]);
498 
499 
500  // all other types are only clickable, if read permission is given
501  default:
502  if ($rbacsystem->checkAccess("read", $a_node["child"]))
503  {
504  // check if lm is online
505  if ($a_node["type"] == "lm")
506  {
507  include_once("./Modules/LearningModule/classes/class.ilObjLearningModule.php");
508  $lm_obj =& new ilObjLearningModule($a_node["child"]);
509  if((!$lm_obj->getOnline()) && (!$rbacsystem->checkAccess('write', $a_node["child"])))
510  {
511  return false;
512  }
513  }
514  // check if fblm is online
515  if ($a_node["type"] == "htlm")
516  {
517  include_once("./Modules/HTMLLearningModule/classes/class.ilObjFileBasedLM.php");
518  $lm_obj =& new ilObjFileBasedLM($a_node["child"]);
519  if((!$lm_obj->getOnline()) && (!$rbacsystem->checkAccess('write', $a_node["child"])))
520  {
521  return false;
522  }
523  }
524  // check if fblm is online
525  if ($a_node["type"] == "sahs")
526  {
527  include_once("./Modules/ScormAicc/classes/class.ilObjSAHSLearningModule.php");
528  $lm_obj =& new ilObjSAHSLearningModule($a_node["child"]);
529  if((!$lm_obj->getOnline()) && (!$rbacsystem->checkAccess('write', $a_node["child"])))
530  {
531  return false;
532  }
533  }
534  // check if glossary is online
535  if ($a_node["type"] == "glo")
536  {
537  $obj_id = ilObject::_lookupObjectId($a_node["child"]);
538  include_once("./Modules/Glossary/classes/class.ilObjGlossary.php");
539  if((!ilObjGlossary::_lookupOnline($obj_id)) &&
540  (!$rbacsystem->checkAccess('write', $a_node["child"])))
541  {
542  return false;
543  }
544  }
545 
546  return true;
547  }
548  else
549  {
550  return false;
551  }
552  break;
553  }
554  }
555 
556 }
557 
558 ?>
ilObject\_getIcon
static _getIcon($a_obj_id="", $a_size="big", $a_type="", $a_offline=false)
Get icon for repository item.
Definition: class.ilObject.php:1930
ilObjLearningModule
Class ilObjLearningModule.
Definition: class.ilObjLearningModule.php:15
ilRepositoryExplorerGUI\getNodeIconAlt
getNodeIconAlt($a_node)
Get node icon alt text.
Definition: class.ilRepositoryExplorerGUI.php:145
$_GET
$_GET["client_id"]
Definition: cfg.phpunit.template.php:12
ilRepositoryExplorerGUI\__construct
__construct($a_parent_obj, $a_parent_cmd)
Constructor.
Definition: class.ilRepositoryExplorerGUI.php:24
ilExplorerBaseGUI\setSkipRootNode
setSkipRootNode($a_val)
Set skip root node.
Definition: class.ilExplorerBaseGUI.php:270
ilObjFileBasedLM
File Based Learning Module (HTML) object.
Definition: class.ilObjFileBasedLM.php:20
ilEventItems\_getItemsOfContainer
_getItemsOfContainer($a_ref_id)
Definition: class.ilEventItems.php:128
ilRepositoryExplorerGUI\getChildsOfNode
getChildsOfNode($a_parent_node_id)
Get childs of node.
Definition: class.ilRepositoryExplorerGUI.php:410
ilTreeExplorerGUI\setPathOpen
setPathOpen($a_id)
Set node path to be opened.
Definition: class.ilTreeExplorerGUI.php:300
$t
$t
Definition: class.ilBMFType_duration.php:154
ilRepositoryExplorerGUI\isNodeHighlighted
isNodeHighlighted($a_node)
Is node highlighted?
Definition: class.ilRepositoryExplorerGUI.php:169
ilRepositoryExplorerGUI\getNodeHref
getNodeHref($a_node)
Get href for node.
Definition: class.ilRepositoryExplorerGUI.php:185
DB_FETCHMODE_OBJECT
const DB_FETCHMODE_OBJECT
Definition: class.ilDB.php:11
ilTreeExplorerGUI\setTypeWhiteList
setTypeWhiteList($a_val)
Set type white list.
Definition: class.ilTreeExplorerGUI.php:72
ilObject\_lookupObjectId
static _lookupObjectId($a_ref_id)
lookup object id
Definition: class.ilObject.php:1226
$ilCtrl
global $ilCtrl
Definition: ilias.php:18
ilConditionHandler\_checkAllConditionsOfTarget
_checkAllConditionsOfTarget($a_target_ref_id, $a_target_id, $a_target_type="", $a_usr_id=0)
checks wether all conditions of a target object are fulfilled
Definition: class.ilConditionHandler.php:856
ilContainerReferenceAccess\_isAccessible
static _isAccessible($a_ref_id)
Check if target is accessible and not deleted.
Definition: class.ilContainerReferenceAccess.php:68
ilObject\_lookupObjId
static _lookupObjId($a_id)
Definition: class.ilObject.php:1028
ilRepositoryExplorerGUI
Repository explorer GUI class.
Definition: class.ilRepositoryExplorerGUI.php:16
ilSessionAppointment\_appointmentToString
static _appointmentToString($start, $end, $fulltime)
Definition: class.ilSessionAppointment.php:287
ilRepositoryExplorerGUI\sortChilds
sortChilds($a_childs, $a_parent_node_id)
Sort childs.
Definition: class.ilRepositoryExplorerGUI.php:297
$n
$n
Definition: RandomTest.php:80
ilTreeExplorerGUI\getNodeId
getNodeId($a_node)
Get id for node.
Definition: class.ilTreeExplorerGUI.php:261
ilObject\_lookupType
static _lookupType($a_id, $a_reference=false)
lookup object type
Definition: class.ilObject.php:1183
ilRepositoryExplorerGUI\isNodeClickable
isNodeClickable($a_node)
Is node clickable?
Definition: class.ilRepositoryExplorerGUI.php:434
ilRepositoryExplorerGUI\getNodeContent
getNodeContent($a_node)
Get node content.
Definition: class.ilRepositoryExplorerGUI.php:103
$ilUser
global $ilUser
Definition: imgupload.php:15
ilObjGlossary\_lookupOnline
_lookupOnline($a_id)
check wether content object is online
Definition: class.ilObjGlossary.php:223
$ref_id
$ref_id
Definition: sahs_server.php:39
$ilSetting
global $ilSetting
Definition: privfeed.php:40
ilTreeExplorerGUI
Explorer class that works on tree objects (Services/Tree)
Definition: class.ilTreeExplorerGUI.php:14
$lng
global $lng
Definition: privfeed.php:40
$path
$path
Definition: index.php:22
ilSessionAppointment\_lookupAppointment
static _lookupAppointment($a_obj_id)
lookup appointment
Definition: class.ilSessionAppointment.php:47
ilTreeExplorerGUI\setOrderField
setOrderField($a_val, $a_numeric=false)
Set order field.
Definition: class.ilTreeExplorerGUI.php:51
ilObjectActivation\getItemsByItemGroup
static getItemsByItemGroup($a_item_group_ref_id)
Get materials of item group.
Definition: class.ilObjectActivation.php:727
ilRepositoryExplorerGUI\isNodeVisible
isNodeVisible($a_node)
Is node visible.
Definition: class.ilRepositoryExplorerGUI.php:252
ilContainerSorting\_getInstance
static _getInstance($a_obj_id)
get instance by obj_id
Definition: class.ilContainerSorting.php:82
ilObjSAHSLearningModule
Class ilObjSCORMLearningModule.
Definition: class.ilObjSAHSLearningModule.php:20