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class.ilContObjParser.php
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1 <?php
2 /* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */
3 
4 require_once("./Modules/LearningModule/classes/class.ilLMPageObject.php");
5 require_once("./Services/COPage/classes/class.ilPageObject.php");
6 require_once("./Modules/LearningModule/classes/class.ilStructureObject.php");
7 require_once("./Modules/LearningModule/classes/class.ilObjLearningModule.php");
8 require_once("Services/MetaData/classes/class.ilMDLanguageItem.php");
9 require_once("./Services/COPage/classes/class.ilPCParagraph.php");
10 require_once("./Services/COPage/classes/class.ilPCTable.php");
11 require_once("./Services/MediaObjects/classes/class.ilObjMediaObject.php");
12 require_once("./Services/MediaObjects/classes/class.ilMediaItem.php");
13 require_once("./Services/MediaObjects/classes/class.ilMapArea.php");
14 require_once("./Modules/LearningModule/classes/class.ilBibItem.php");
15 require_once("./Modules/Glossary/classes/class.ilObjGlossary.php");
16 require_once("./Modules/Glossary/classes/class.ilGlossaryTerm.php");
17 require_once("./Modules/Glossary/classes/class.ilGlossaryDefinition.php");
18 require_once("./Services/Link/classes/class.ilInternalLink.php");
19 require_once("./Modules/File/classes/class.ilObjFile.php");
20 
21 include_once("Services/MetaData/classes/class.ilMDSaxParser.php");
22 include_once("Services/MetaData/classes/class.ilMD.php");
23 
32 class ilContObjParser extends ilMDSaxParser
33 {
34  var $lng;
35  var $tree;
36  var $cnt; // counts open elements
37  var $current_element; // store current element type
38  var $learning_module; // current learning module
39  var $page_object; // current page object
40  var $lm_page_object;
41  var $structure_objects; // array of current structure objects
42  var $media_object;
43  var $current_object; // at the time a LearningModule, PageObject or StructureObject
44  var $meta_data; // current meta data object
45  var $paragraph;
46  var $table;
47  var $lm_tree;
48  var $pg_into_tree;
49  var $st_into_tree;
50  var $container;
51  var $in_page_object; // are we currently within a PageObject? true/false
52  var $in_meta_data; // are we currently within MetaData? true/false
53  var $in_media_object;
54  var $in_file_item;
55  var $in_glossary;
56  var $in_map_area;
57  var $content_object;
58  var $glossary_object;
59  var $file_item;
60  var $keyword_language;
61  var $pages_to_parse;
62  var $mob_mapping;
63  var $file_item_mapping;
64  var $subdir;
65  var $media_item; // current media item
66  var $loc_type; // current location type
67  var $bib_item; // current bib item object
68  var $map_area; // current map area
69  var $in_bib_item; // are we currently within BibItem? true/false
70  var $link_targets; // stores all objects by import id
71  var $qst_mapping;
72  var $metadata_parsing_disabled;
73  var $in_meta_meta_data = false;
74  protected $glossary_term_map = array();
75 
85  function ilContObjParser(&$a_content_object, $a_xml_file, $a_subdir)
86  {
87  global $lng, $tree;
88 
89  parent::ilMDSaxParser($a_xml_file);
90  $this->cnt = array();
91  $this->current_element = array();
92  $this->structure_objects = array();
93  $this->content_object = $a_content_object;
94  //$this->lm_id = $a_lm_id;
95  $this->st_into_tree = array();
96  $this->pg_into_tree = array();
97  $this->pages_to_parse = array();
98  $this->mobs_with_int_links = array();
99  $this->mob_mapping = array();
100  $this->file_item_mapping = array();
101  $this->pg_mapping = array();
102  $this->link_targets = array();
103  $this->subdir = $a_subdir;
104  $this->lng = $lng;
105  $this->tree = $tree;
106  $this->inside_code = false;
107  $this->qst_mapping = array();
108  $this->coType = $this->content_object->getType();
109  $this->metadata_parsing_disabled = false;
110 
111  if (($this->coType != "tst") and ($this->coType != "qpl"))
112  {
113  $this->lm_tree = new ilTree($this->content_object->getId());
114  $this->lm_tree->setTreeTablePK("lm_id");
115  $this->lm_tree->setTableNames('lm_tree','lm_data');
116  }
117  //$this->lm_tree->addTree($a_lm_id, 1); happens in ilObjLearningModuleGUI
118 
119  }
120 
127  function setHandlers($a_xml_parser)
128  {
129  xml_set_object($a_xml_parser,$this);
130  xml_set_element_handler($a_xml_parser,'handlerBeginTag','handlerEndTag');
131  xml_set_character_data_handler($a_xml_parser,'handlerCharacterData');
132  }
133 
134 
138  function startParsing()
139  {
140 //echo "<b>start parsing</b><br>";
141  parent::startParsing();
142 //echo "<b>storeTree</b><br>";
143  $this->storeTree();
144 //echo "<b>processPagesToParse</b><br>";
145  $this->processPagesToParse();
146 //echo "<b>copyMobFiles</b><br>";
147  $this->copyMobFiles();
148 //echo "<b>copyFileItems</b><br>";
149  $this->copyFileItems();
150 //echo "<br>END Parsing"; exit;
151  }
152 
153 
157  function storeTree()
158  {
159  global $ilLog;
160 
161 //echo "<b>Storing the tree</b><br>";
162  foreach($this->st_into_tree as $st)
163  {
164 //echo "insert st id: ".$st["id"].", parent:".$st["parent"]."<br>";
165  $this->lm_tree->insertNode($st["id"], $st["parent"]);
166 //echo "done<br>";
167 //var_dump($this->pg_into_tree[$st["id"]]);
168 //echo "<br>";
169  if (is_array($this->pg_into_tree[$st["id"]]))
170  {
171  foreach($this->pg_into_tree[$st["id"]] as $pg)
172  {
173  switch ($pg["type"])
174  {
175  case "pg_alias":
176  if ($this->pg_mapping[$pg["id"]] == "")
177  {
178  $ilLog->write("LM Import: No PageObject for PageAlias ".
179  $pg["id"]." found! (Please update export installation to ILIAS 3.3.0)");
180 
181  // Jump two levels up. First level is switch
182  continue 2;
183  }
184  $pg_id = $this->pg_mapping[$pg["id"]];
185  break;
186 
187  case "pg":
188  $pg_id = $pg["id"];
189  break;
190  }
191  if (!$this->lm_tree->isInTree($pg_id))
192  {
193  $this->lm_tree->insertNode($pg_id, $st["id"]);
194  }
195  }
196  }
197  }
198 //echo "<b>END: storing the tree</b>";
199 //exit;
200  }
201 
202 
206  function processPagesToParse()
207  {
208  /*
209  $pg_mapping = array();
210  foreach($this->pg_mapping as $key => $value)
211  {
212  $pg_mapping[$key] = "il__pg_".$value;
213  }*/
214 //echo "<br><b>processIntLinks</b>"; flush();
215 
216  // outgoin internal links
217  foreach($this->pages_to_parse as $page_id)
218  {
219  $page_arr = explode(":", $page_id);
220 //echo "<br>resolve:".$this->content_object->getType().":".$page_id; flush();
221  switch($page_arr[0])
222  {
223  case "lm":
224  switch ($this->content_object->getType())
225  {
226  case "lm":
227  include_once("./Modules/LearningModule/classes/class.ilLMPage.php");
228  $page_obj = new ilLMPage($page_arr[1]);
229  break;
230 
231  default:
232  die("Unknown content type ".$this->content_object->getType());
233  }
234 
235  break;
236 
237  case "gdf":
238  include_once("./Modules/Glossary/classes/class.ilGlossaryDefPage.php");
239  $page_obj = new ilGlossaryDefPage($page_arr[1]);
240  break;
241 
242  case "qpl":
243  $page_obj = new ilAssQuestionPage($page_arr[1]);
244  break;
245  }
246  $page_obj->buildDom();
247  $page_obj->resolveIntLinks();
248  $page_obj->resolveIIMMediaAliases($this->mob_mapping);
249  if (in_array($this->coType, array("lm", "dbk")))
250  {
251  $page_obj->resolveQuestionReferences($this->qst_mapping);
252  }
253  $page_obj->update(false);
254 
255  if ($page_arr[0] == "gdf")
256  {
257  $def = new ilGlossaryDefinition($page_arr[1]);
258  $def->updateShortText();
259  }
260 
261  unset($page_obj);
262  }
263 
264 //echo "<br><b>map area internal links</b>"; flush();
265  // outgoins map area (mob) internal links
266  foreach($this->mobs_with_int_links as $mob_id)
267  {
268  ilMediaItem::_resolveMapAreaLinks($mob_id);
269  }
270 
271 //echo "<br><b>incoming interna links</b>"; flush();
272  // incoming internal links
273  $done = array();
274  foreach ($this->link_targets as $link_target)
275  {
276 //echo "doin link target:".$link_target.":<br>";
277  $link_arr = explode("_", $link_target);
278  $target_inst = $link_arr[1];
279  $target_type = $link_arr[2];
280  $target_id = $link_arr[3];
281 //echo "<br>-".$target_type."-".$target_id."-".$target_inst."-";
282  $sources = ilInternalLink::_getSourcesOfTarget($target_type, $target_id, $target_inst);
283  foreach($sources as $key => $source)
284  {
285 //echo "got source:".$key.":<br>";
286  if(in_array($key, $done))
287  {
288  continue;
289  }
290  $type_arr = explode(":", $source["type"]);
291 
292  // content object pages
293  if ($type_arr[1] == "pg")
294  {
295  if (ilPageObject::_exists($type_arr[0],$source["id"]))
296  {
297  include_once("./Services/COPage/classes/class.ilPageObjectFactory.php");
298  $page_object = ilPageObjectFactory::getInstance($type_arr[0], $source["id"]);
299  $page_object->buildDom();
300  $page_object->resolveIntLinks();
301  $page_object->update();
302  unset($page_object);
303  }
304  }
305 
306  // eventually correct links in questions to learning modules
307  if ($type_arr[0] == "qst")
308  {
309  require_once "./Modules/TestQuestionPool/classes/class.assQuestion.php";
310  assQuestion::_resolveIntLinks($source["id"]);
311  }
312  // eventually correct links in survey questions to learning modules
313  if ($type_arr[0] == "sqst")
314  {
315  require_once "./Modules/SurveyQuestionPool/classes/class.SurveyQuestion.php";
316  SurveyQuestion::_resolveIntLinks($source["id"]);
317  }
318  $done[$key] = $key;
319  }
320  }
321  }
322 
323 
327  function copyMobFiles()
328  {
329  $imp_dir = $this->content_object->getImportDirectory();
330 
331  foreach ($this->mob_mapping as $origin_id => $mob_id)
332  {
333  if(empty($origin_id))
334  {
335  continue;
336  }
337 
338  /*
339  $origin_arr = explode("_", $origin_id);
340  if ($origin_arr[2] == "el") // imagemap
341  {
342  $obj_dir = "imagemap".$origin_arr[3];
343  }
344  else // normal media object
345  {
346  $obj_dir = "mm".$origin_arr[3];
347  }*/
348 
349  $obj_dir = $origin_id;
350  $source_dir = $imp_dir."/".$this->subdir."/objects/".$obj_dir;
351  $target_dir = ilUtil::getWebspaceDir()."/mobs/mm_".$mob_id;
352 
353 //echo "copy from $source_dir to $target_dir <br>";
354  if (@is_dir($source_dir))
355  {
356  // make target directory
357  ilUtil::makeDir($target_dir);
358  //@mkdir($target_dir);
359  //@chmod($target_dir, 0755);
360 
361  if (@is_dir($target_dir))
362  {
363  ilUtil::rCopy($source_dir, $target_dir);
364  }
365  }
366  }
367  }
368 
372  function copyFileItems()
373  {
374  $imp_dir = $this->content_object->getImportDirectory();
375  foreach ($this->file_item_mapping as $origin_id => $file_id)
376  {
377  if(empty($origin_id))
378  {
379  continue;
380  }
381  $obj_dir = $origin_id;
382  $source_dir = $imp_dir."/".$this->subdir."/objects/".$obj_dir;
383 
384  include_once("./Modules/File/classes/class.ilObjFile.php");
385  $file_obj = new ilObjFile($file_id, false);
386  //$target_dir = ilUtil::getDataDir()."/files/file_".$file_id;
387  $target_dir = $file_obj->getDirectory();
388  if (@is_dir($source_dir))
389  {
390  // make target directory
391  ilUtil::makeDir($target_dir);
392  //@mkdir($target_dir);
393  //@chmod($target_dir, 0755);
394 
395  if (@is_dir($target_dir))
396  {
397  ilUtil::rCopy($source_dir, $target_dir);
398  }
399  }
400  $test = $file_obj->determineFilesize();
401  $file_obj->update();
402  }
403  }
404 
408  function setQuestionMapping($a_map)
409  {
410  $this->qst_mapping = $a_map;
411  }
412 
413 
414  /*
415  * update parsing status for a element begin
416  */
417  function beginElement($a_name)
418  {
419  if(!isset($this->status["$a_name"]))
420  {
421  $this->cnt[$a_name] == 1;
422  }
423  else
424  {
425  $this->cnt[$a_name]++;
426  }
427  $this->current_element[count($this->current_element)] = $a_name;
428  }
429 
430  /*
431  * update parsing status for an element ending
432  *
433  * @param string $a_name element name
434  */
435  function endElement($a_name)
436  {
437  $this->cnt[$a_name]--;
438  unset ($this->current_element[count($this->current_element) - 1]);
439  }
440 
441  /*
442  * returns current element
443  */
444  function getCurrentElement()
445  {
446  return ($this->current_element[count($this->current_element) - 1]);
447  }
448 
449  /*
450  * returns number of current open elements of type $a_name
451  *
452  * @param string $a_name element name
453  */
454  function getOpenCount($a_name)
455  {
456  if (isset($this->cnt[$a_name]))
457  {
458  return $this->cnt[$a_name];
459  }
460  else
461  {
462  return 0;
463  }
464 
465  }
466 
474  function buildTag ($type, $name, $attr="")
475  {
476  $tag = "<";
477 
478  if ($type == "end")
479  $tag.= "/";
480 
481  $tag.= $name;
482 
483  if (is_array($attr))
484  {
485  while (list($k,$v) = each($attr))
486  $tag.= " ".$k."=\"$v\"";
487  }
488 
489  $tag.= ">";
490 
491  return $tag;
492  }
493 
501  function handlerBeginTag($a_xml_parser,$a_name,$a_attribs)
502  {
503 //echo "<b>BEGIN TAG: $a_name <br></b>"; flush();
504  switch($a_name)
505  {
506  case "ContentObject":
507  $this->current_object = $this->content_object;
508 //echo "<br>Parser:CObjType:".$a_attribs["Type"];
509  if ($a_attribs["Type"] == "Glossary")
510  {
511  $this->glossary_object = $this->content_object;
512  }
513  break;
514 
515  case "StructureObject":
516 //echo "<br><br>StructureOB-SET-".count($this->structure_objects)."<br>";
517  $this->structure_objects[count($this->structure_objects)]
518  = new ilStructureObject($this->content_object);
519  $this->current_object = $this->structure_objects[count($this->structure_objects) - 1];
520  $this->current_object->setLMId($this->content_object->getId());
521  // new meta data handling: we create the structure
522  // object already here, this should also create a
523  // md entry
524  $this->current_object->create(true);
525  break;
526 
527  case "PageObject":
528  $this->in_page_object = true;
529  $this->cur_qid = "";
530  if (($this->coType != "tst") and ($this->coType != "qpl"))
531  {
532  $this->lm_page_object = new ilLMPageObject($this->content_object);
533  include_once("./Modules/LearningModule/classes/class.ilLMPage.php");
534  $this->page_object = new ilLMPage();
535  $this->lm_page_object->setLMId($this->content_object->getId());
536  $this->lm_page_object->assignPageObject($this->page_object);
537  $this->current_object = $this->lm_page_object;
538  }
539  else
540  {
541  include_once("./Modules/TestQuestionPool/classes/class.ilAssQuestionPage.php");
542  $this->page_object = new ilAssQuestionPage();
543  }
544  break;
545 
546  case "PageAlias":
547  if (($this->coType != "tst") and ($this->coType != "qpl"))
548  {
549  $this->lm_page_object->setAlias(true);
550  $this->lm_page_object->setOriginID($a_attribs["OriginId"]);
551  }
552  break;
553 
554  case "MediaObject":
555  $this->in_media_object = true;
556 case "InteractiveImage":
557 
558  $this->media_meta_start = true;
559  $this->media_meta_cache = array();
560  $this->media_object = new ilObjMediaObject();
561  break;
562 
563  case "MediaAlias":
564 //echo "<br>---NEW MEDIAALIAS---<br>";
565  $this->media_object->setAlias(true);
566  $this->media_object->setImportId($a_attribs["OriginId"]);
567  if (is_object($this->page_object))
568  {
569  $this->page_object->needsImportParsing(true);
570  }
571  break;
572 
573  case "MediaItem":
574  case "MediaAliasItem":
575  $this->in_media_item = true;
576  $this->media_item = new ilMediaItem();
577  $this->media_item->setPurpose($a_attribs["Purpose"]);
578  /*if ($a_name == "MediaItem")
579  {
580  $this->media_item->setHighlightMode($a_attribs["MapHighlightMode"]);
581  $this->media_item->setHighlightClass($a_attribs["MapHighlightClass"]);
582  }*/
583  break;
584 
585  case "Layout":
586  if (is_object($this->media_object) && $this->in_media_object)
587  {
588  $this->media_item->setWidth($a_attribs["Width"]);
589  $this->media_item->setHeight($a_attribs["Height"]);
590  $this->media_item->setHAlign($a_attribs["HorizontalAlign"]);
591  }
592  break;
593 
594  case "Parameter":
595  if (is_object($this->media_object) && $this->in_media_object)
596  {
597  $this->media_item->setParameter($a_attribs["Name"], $a_attribs["Value"]);
598  }
599  break;
600 
601  case "MapArea":
602  $this->in_map_area = true;
603  $this->map_area = new ilMapArea();
604  $this->map_area->setShape($a_attribs["Shape"]);
605  $this->map_area->setCoords($a_attribs["Coords"]);
606  $this->map_area->setHighlightMode($a_attribs["HighlightMode"]);
607  $this->map_area->setHighlightClass($a_attribs["HighlightClass"]);
608  break;
609 
610  case "Glossary":
611  $this->in_glossary = true;
612  if ($this->content_object->getType() != "glo")
613  {
614  $this->glossary_object = new ilObjGlossary();
615  $this->glossary_object->setTitle("");
616  $this->glossary_object->setDescription("");
617  $this->glossary_object->create(true);
618  $this->glossary_object->createReference();
619  $parent = $this->tree->getParentNodeData($this->content_object->getRefId());
620  $this->glossary_object->putInTree($parent["child"]);
621  $this->glossary_object->setPermissions($parent["child"]);
622  $this->glossary_object->notify("new", $_GET["ref_id"],$_GET["parent_non_rbac_id"],$_GET["ref_id"],$this->glossary_object->getRefId());
623  }
624  $this->current_object = $this->glossary_object;
625  break;
626 
627  case "GlossaryItem":
628  $this->glossary_term = new ilGlossaryTerm();
629  $this->glossary_term->setGlossaryId($this->glossary_object->getId());
630  $this->glossary_term->setLanguage($a_attribs["Language"]);
631  $this->glossary_term->setImportId($a_attribs["Id"]);
632  $this->link_targets[$a_attribs["Id"]] = $a_attribs["Id"];
633  break;
634 
635  case "Definition":
636  $this->in_glossary_definition = true;
637  $this->glossary_definition = new ilGlossaryDefinition();
638  include_once("./Modules/Glossary/classes/class.ilGlossaryDefPage.php");
639  $this->page_object = new ilGlossaryDefPage();
640  $this->page_object->setParentId($this->glossary_term->getGlossaryId());
641  $this->glossary_definition->setTermId($this->glossary_term->getId());
642  $this->glossary_definition->assignPageObject($this->page_object);
643  $this->current_object = $this->glossary_definition;
644  $this->glossary_definition->create(true);
645  // see bug #12465, we need to clear xml after creation, since it will be <PageObject></PageObject>
646  // otherwise, and appendXML calls will lead to "<PageObject></PageObject><PageObject>....</PageObject>"
647  $this->page_object->setXMLContent("");
648  break;
649 
650  case "FileItem":
651  $this->in_file_item = true;
652  $this->file_item = new ilObjFile();
653  $this->file_item->setTitle("dummy");
654  $this->file_item->setMode("filelist");
655  if (is_object($this->page_object))
656  {
657  $this->page_object->needsImportParsing(true);
658  }
659  break;
660 
661  case "Paragraph":
662  if ($a_attribs["Characteristic"] == "Code")
663  {
664  $this->inside_code = true;
665  }
666  break;
667 
668  case "Properties":
669  $this->in_properties = true;
670  break;
671 
672  case "Property":
673  if ($this->content_object->getType() == "lm"
674  || $this->content_object->getType() == "dbk")
675  {
676  switch($a_attribs["Name"])
677  {
678  case "Layout":
679  $this->content_object->setLayout($a_attribs["Value"]);
680  break;
681 
682  case "PageHeader":
683  $this->content_object->setPageHeader($a_attribs["Value"]);
684  break;
685 
686  case "TOCMode":
687  $this->content_object->setTOCMode($a_attribs["Value"]);
688  break;
689 
690  case "ActiveLMMenu":
691  $this->content_object->setActiveLMMenu(
692  ilUtil::yn2tf($a_attribs["Value"]));
693  break;
694 
695  case "ActiveNumbering":
696  $this->content_object->setActiveNumbering(
697  ilUtil::yn2tf($a_attribs["Value"]));
698  break;
699 
700  case "ActiveTOC":
701  $this->content_object->setActiveTOC(
702  ilUtil::yn2tf($a_attribs["Value"]));
703  break;
704 
705  case "ActivePrintView":
706  $this->content_object->setActivePrintView(
707  ilUtil::yn2tf($a_attribs["Value"]));
708  break;
709 
710  case "CleanFrames":
711  $this->content_object->setCleanFrames(
712  ilUtil::yn2tf($a_attribs["Value"]));
713  break;
714 
715  case "PublicNotes":
716  $this->content_object->setPublicNotes(
717  ilUtil::yn2tf($a_attribs["Value"]));
718  break;
719 
720  case "HistoryUserComments":
721  $this->content_object->setHistoryUserComments(
722  ilUtil::yn2tf($a_attribs["Value"]));
723  break;
724 
725  case "Rating":
726  $this->content_object->setRating(
727  ilUtil::yn2tf($a_attribs["Value"]));
728  break;
729 
730  case "RatingPages":
731  $this->content_object->setRatingPages(
732  ilUtil::yn2tf($a_attribs["Value"]));
733  break;
734 
735  case "HeaderPage":
736  if ($a_attribs["Value"] != "")
737  {
738  if ($this->pg_mapping[$a_attribs["Value"]] > 0)
739  {
740  $this->content_object->setHeaderPage(
741  $this->pg_mapping[$a_attribs["Value"]]);
742  }
743  }
744  break;
745 
746  case "FooterPage":
747  if ($a_attribs["Value"] != "")
748  {
749  if ($this->pg_mapping[$a_attribs["Value"]] > 0)
750  {
751  $this->content_object->setFooterPage(
752  $this->pg_mapping[$a_attribs["Value"]]);
753  }
754  }
755  break;
756 
757  case "LayoutPerPage":
758  $this->content_object->setLayoutPerPage($a_attribs["Value"]);
759  break;
760 
761  case "ProgressIcons":
762  $this->content_object->setProgressIcons($a_attribs["Value"]);
763  break;
764 
765  case "StoreTries":
766  $this->content_object->setStoreTries($a_attribs["Value"]);
767  break;
768 
769  case "RestrictForwardNavigation":
770  $this->content_object->setRestrictForwardNavigation($a_attribs["Value"]);
771  break;
772 
773  case "DisableDefaultFeedback":
774  $this->content_object->setDisableDefaultFeedback($a_attribs["Value"]);
775  break;
776 
777  }
778  //echo "<br>+".$a_attribs["Name"]."+";
779  }
780  break;
781 
785  case "MetaData":
786  $this->in_meta_data = true;
787 //echo "<br>begin meta data section -".$this->current_object->getType()."-";
788  // media obejct meta data handling
789  // is done in the "Identifier" begin tag processing
790  // the rest is done here
791  if(!$this->in_media_object)
792  {
793  if (($this->coType != "tst") and ($this->coType != "qpl"))
794  {
795  // type pg/st
796  if ($this->current_object->getType() == "st" ||
797  $this->current_object->getType() == "pg")
798  {
799  // late creation of page object
800  if ($this->current_object->getType() == "pg")
801  {
802  $this->lm_page_object->create(true);
803  }
804  $this->md = new ilMD($this->content_object->getId() ,
805  $this->current_object->getId(),
806  $this->current_object->getType());
807  }
808  // type gdf
809  else if ($this->current_object->getType() == "gdf")
810  {
811  $this->md = new ilMD($this->glossary_object->getId() ,
812  $this->current_object->getId(),
813  $this->current_object->getType());
814  }
815  // type lm, dbk, glo
816  else
817  {
818  if ($this->processMeta())
819  {
820  $this->md = new ilMD($this->current_object->getId() ,
821  0,
822  $this->current_object->getType());
823  }
824  }
825  }
826  else
827  {
828  // type qpl or tst
829  $this->md = new ilMD($this->content_object->getId() ,
830  0,
831  $this->current_object->getType()
832  );
833  if ($this->md->getGeneral() != false)
834  {
835  $this->metadata_parsing_disabled = true;
836  $this->enableMDParsing(false);
837  }
838  }
839  }
840  break;
841 
842  // Identifier
843  case "Identifier":
844 
845  // please note: Meta-Metadata and MetaData are different tags!
846  if (!$this->in_meta_meta_data)
847  {
848  if ($this->in_meta_data && !$this->in_glossary_definition)
849  {
850  if (!$this->in_media_object)
851  {
852  $this->current_object->setImportId($a_attribs["Entry"]);
853  }
854  $this->link_targets[$a_attribs["Entry"]] = $a_attribs["Entry"];
855  }
856  if ($this->in_file_item)
857  {
858  if ($this->file_item_mapping[$a_attribs["Entry"]] == "")
859  {
860  $this->file_item->create();
861  $this->file_item->setImportId($a_attribs["Entry"]);
862  $this->file_item_mapping[$a_attribs["Entry"]] = $this->file_item->getId();
863  }
864  }
865  if ($this->in_meta_data && $this->in_media_object)
866  {
867 //echo "looking for -".$a_attribs["Entry"]."-<br>";
868 
869  $mob_id = $this->mob_mapping[$a_attribs["Entry"]];
870 
871  // within learning module import, usually a media object
872  // has already been created with a media alias tag
873  if ($mob_id > 0)
874  {
875  $this->media_object = new ilObjMediaObject($mob_id);
876  }
877  else // in glossaries the media objects precede the definitions
878  // so we don't have an object already
879  {
880  $this->media_object = new ilObjMediaObject();
881  $this->media_object->create(true, false);
882  $this->mob_mapping[$a_attribs["Entry"]]
883  = $this->media_object->getId();
884  }
885  $this->media_object->setImportId($a_attribs["Entry"]);
886  $this->md = new ilMD(0 ,
887  $this->media_object->getId(),
888  "mob");
889  $this->emptyMediaMetaCache($a_xml_parser);
890  }
891  }
892  break;
893 
894  case "Meta-Metadata":
895  $this->in_meta_meta_data = true;
896  break;
897 
898  // Internal Link
899  case "IntLink":
900  if (is_object($this->page_object))
901  {
902  $this->page_object->setContainsIntLink(true);
903  }
904  if ($this->in_map_area)
905  {
906 //echo "intlink:maparea:<br>";
907  $this->map_area->setLinkType(IL_INT_LINK);
908  $this->map_area->setTarget($a_attribs["Target"]);
909  $this->map_area->setType($a_attribs["Type"]);
910  $this->map_area->setTargetFrame($a_attribs["TargetFrame"]);
911  if (is_object($this->media_object))
912  {
913 //echo ":setContainsLink:<br>";
914  $this->media_object->setContainsIntLink(true);
915  }
916  }
917  break;
918 
919  // External Link
920  case "ExtLink":
921  if ($this->in_map_area)
922  {
923  $this->map_area->setLinkType(IL_EXT_LINK);
924  $this->map_area->setHref($a_attribs["Href"]);
925  $this->map_area->setExtTitle($a_attribs["Title"]);
926  }
927  break;
928 
929  // Question
930  case "Question":
931  $this->cur_qid = $a_attribs["QRef"];
932  $this->page_object->setContainsQuestion(true);
933  break;
934 
935  case "Location":
936  $this->loc_type = $a_attribs["Type"];
937  break;
938 
939  case "Bibliography":
940  $this->in_bib_item = true;
941 //echo "<br>---NEW BIBLIOGRAPHY---<br>";
942  $this->bib_item = new ilBibItem();
943  break;
944 
945  }
946  $this->beginElement($a_name);
947 
948  // append content to page xml content
949  if(($this->in_page_object || $this->in_glossary_definition)
950  && !$this->in_meta_data && !$this->in_media_object)
951  {
952  if ($a_name == "Definition")
953  {
954  $app_name = "PageObject";
955  $app_attribs = array();
956  }
957  else
958  {
959  $app_name = $a_name;
960  $app_attribs = $a_attribs;
961  }
962 
963  // change identifier entry of file items to new local file id
964  if ($this->in_file_item && $app_name == "Identifier")
965  {
966  $app_attribs["Entry"] = "il__file_".$this->file_item_mapping[$a_attribs["Entry"]];
967  //$app_attribs["Entry"] = "il__file_".$this->file_item->getId();
968  }
969 
970  $this->page_object->appendXMLContent($this->buildTag("start", $app_name, $app_attribs));
971 //echo "&nbsp;&nbsp;after append, xml:".$this->page_object->getXMLContent().":<br>";
972  }
973 
974  // append content to bibitem xml content
975  if ($this->in_bib_item) // && !$this->in_page_object && !$this->in_media_object
976  {
977  $this->bib_item->appendXMLContent("\n".$this->buildTag("start", $a_name, $a_attribs));
978  }
979 
980  // call meta data handler
981  if ($this->in_meta_data && $this->processMeta())
982  {
983  // cache beginning of meta data within media object tags
984  // (we need to know the id at the begin of meta elements within
985  // media objects, after the "Identifier" tag has been processed
986  // we send the cached data to the meta xml handler)
987  if ($this->in_media_object && $this->media_meta_start)
988  {
989  $this->media_meta_cache[] =
990  array("type" => "handlerBeginTag", "par1" => $a_name, "par2" => $a_attribs);
991  }
992  else
993  {
994  if ($a_name == "Identifier")
995  {
996  if (!$this->in_media_object)
997  {
998  $a_attribs["Entry"] = "il__".$this->current_object->getType().
999  "_".$this->current_object->getId();
1000  }
1001  else
1002  {
1003  $a_attribs["Entry"] = "il__mob".
1004  "_".$this->media_object->getId();
1005  }
1006  $a_attribs["Catalog"] = "ILIAS";
1007  }
1008 
1009  parent::handlerBeginTag($a_xml_parser,$a_name,$a_attribs);
1010  }
1011  }
1012  }
1013 
1017  function processMeta()
1018  {
1019  // do not process second meta block in (ilias3) glossaries
1020  // which comes right after the "Glossary" tag
1021  if ($this->content_object->getType() == "glo" &&
1022  $this->in_glossary && !$this->in_media_object
1023  && !$this->in_glossary_definition)
1024  {
1025  return false;
1026  }
1027 
1028  return true;
1029  }
1030 
1031 
1038  function handlerEndTag($a_xml_parser,$a_name)
1039  {
1040  // call meta data handler
1041  if ($this->in_meta_data && $this->processMeta())
1042  {
1043  // cache beginning of meta data within media object tags
1044  // (we need to know the id, after that we send the cached data
1045  // to the meta xml handler)
1046  if ($this->in_media_object && $this->media_meta_start)
1047  {
1048  $this->media_meta_cache[] =
1049  array("type" => "handlerEndTag", "par1" => $a_name);
1050  }
1051  else
1052  {
1053  parent::handlerEndTag($a_xml_parser,$a_name);
1054  }
1055  }
1056 
1057 //echo "<b>END TAG: $a_name <br></b>"; flush();
1058  // append content to page xml content
1059  if (($this->in_page_object || $this->in_glossary_definition)
1060  && !$this->in_meta_data && !$this->in_media_object)
1061  {
1062  $app_name = ($a_name == "Definition")
1063  ? "PageObject"
1064  : $a_name;
1065  $this->page_object->appendXMLContent($this->buildTag("end", $app_name));
1066  }
1067 
1068  // append content to bibitemxml content
1069  if ($this->in_bib_item) // && !$this->in_page_object && !$this->in_media_object
1070  {
1071  if($a_name == "BibItem")
1072  {
1073  $this->bib_item->appendXMLContent("\n".$this->buildTag("end", $a_name));
1074  }
1075  else
1076  {
1077  $this->bib_item->appendXMLContent($this->buildTag("end", $a_name));
1078  }
1079 
1080  }
1081 
1082  switch($a_name)
1083  {
1084  case "StructureObject":
1085  //unset($this->meta_data);
1086  unset($this->structure_objects[count($this->structure_objects) - 1]);
1087  break;
1088 
1089  case "PageObject":
1090 
1091  $this->in_page_object = false;
1092  if (($this->coType != "tst") and ($this->coType != "qpl"))
1093  {
1094  if (!$this->lm_page_object->isAlias())
1095  {
1096  //$this->page_object->createFromXML();
1097  $this->page_object->updateFromXML();
1098  $this->pg_mapping[$this->lm_page_object->getImportId()]
1099  = $this->lm_page_object->getId();
1100 
1101  // collect pages with internal links
1102  if ($this->page_object->containsIntLink())
1103  {
1104  $this->pages_to_parse["lm:".$this->page_object->getId()] = "lm:".$this->page_object->getId();
1105  }
1106 
1107  // collect pages with mobs or files
1108  if ($this->page_object->needsImportParsing())
1109  {
1110  $this->pages_to_parse["lm:".$this->page_object->getId()] = "lm:".$this->page_object->getId();
1111  }
1112 
1113  // collect pages with questions
1114  if ($this->page_object->getContainsQuestion())
1115  {
1116  $this->pages_to_parse["lm:".$this->page_object->getId()] = "lm:".$this->page_object->getId();
1117  }
1118 
1119  }
1120  }
1121  else
1122  {
1123  $xml = $this->page_object->getXMLContent();
1124  if ($this->cur_qid != "")
1125  {
1126  $ids = $this->qst_mapping[$this->cur_qid];
1127  if ($ids["pool"] > 0)
1128  {
1129  // question pool question
1130  include_once("./Modules/TestQuestionPool/classes/class.ilAssQuestionPage.php");
1131  $page = new ilAssQuestionPage($ids["pool"]);
1132  $xmlcontent = str_replace($this->cur_qid,
1133  "il__qst_".$ids["pool"], $xml);
1134  $page->setXMLContent($xmlcontent);
1135  $page->updateFromXML();
1136  if( $this->page_object->needsImportParsing() )
1137  {
1138  $this->pages_to_parse["qpl:".$page->getId()] = "qpl:".$page->getId();
1139  }
1140  unset($page);
1141  }
1142  if ($ids["test"] > 0)
1143  {
1144  // test question
1145  include_once("./Modules/TestQuestionPool/classes/class.ilAssQuestionPage.php");
1146  $page = new ilAssQuestionPage($ids["test"]);
1147  $xmlcontent = str_replace($this->cur_qid,
1148  "il__qst_".$ids["test"], $xml);
1149  $page->setXMLContent($xmlcontent);
1150  $page->updateFromXML();
1151  if( $this->page_object->needsImportParsing() )
1152  {
1153  $this->pages_to_parse["qpl:".$page->getId()] = "qpl:".$page->getId();
1154  }
1155  unset($page);
1156  }
1157  }
1158  }
1159 
1160  // if we are within a structure object: put page in tree
1161  $cnt = count($this->structure_objects);
1162 //echo "1";
1163  if ($cnt > 0)
1164  {
1165 //echo "B-$cnt-<br>";
1166 //echo "<br>"; var_dump($this->structure_objects); echo "<br>";
1167  $parent_id = $this->structure_objects[$cnt - 1]->getId();
1168  if ($this->lm_page_object->isAlias())
1169  {
1170 //echo "3";
1171  $this->pg_into_tree[$parent_id][] = array("type" => "pg_alias", "id" => $this->lm_page_object->getOriginId());
1172 //echo "<br>"; var_dump($this->pg_into_tree); echo "<br>";
1173  }
1174  else
1175  {
1176 //echo "4";
1177  $this->pg_into_tree[$parent_id][] = array("type" => "pg", "id" => $this->lm_page_object->getId());
1178  }
1179  }
1180 
1181  unset($this->page_object);
1182  unset($this->lm_page_object);
1183  unset ($this->container[count($this->container) - 1]);
1184  break;
1185 
1186  case "MediaObject":
1187  $this->in_media_object = false;
1188 case "InteractiveImage":
1189 
1190 //echo "ENDMediaObject:ImportId:".$this->media_object->getImportId()."<br>";
1191  // create media object on first occurence of an Id
1192 
1193 
1194  if(empty($this->mob_mapping[$this->media_object->getImportId()]))
1195  {
1196 //echo "No mapping found --creating media object:title:".$this->media_object->getTitle().":<br>";
1197 
1198  // create media object
1199  // media items are saves for mobs outside of
1200  // pages only
1201  $this->media_object->create(true, false);
1202 
1203 //echo "<br>creating mob ".$this->media_object->getId().":".$this->media_object->getTitle().":";
1204 
1205  // collect mobs with internal links
1206  if ($this->media_object->containsIntLink())
1207  {
1208 //echo "got int link :".$this->media_object->getId().":<br>";
1209  $this->mobs_with_int_links[] = $this->media_object->getId();
1210  }
1211 
1212  $this->mob_mapping[$this->media_object->getImportId()]
1213  = $this->media_object->getId();
1214 //echo "create:import_id:".$this->media_object->getImportId().":ID:".$this->mob_mapping[$this->media_object->getImportId()]."<br>";
1215  }
1216  else
1217  {
1218 //echo "Mapping found<br>";
1219  // get the id from mapping
1220  $this->media_object->setId($this->mob_mapping[$this->media_object->getImportId()]);
1221 
1222  // update "real" (no alias) media object
1223  // (note: we overwrite any data from the media object
1224  // created by an MediaAlias, only the data of the real
1225  // object is stored in db separately; data of the
1226  // MediaAliases are within the page XML
1227  if (!$this->media_object->isAlias())
1228  {
1229  // now the media items are saved within the db
1230  $this->media_object->update();
1231 
1232 //echo "<br>update media object :".$this->media_object->getId().":";
1233 
1234  // collect mobs with internal links
1235  if ($this->media_object->containsIntLink())
1236  {
1237 //echo "got int link :".$this->media_object->getId().":<br>";
1238  $this->mobs_with_int_links[] = $this->media_object->getId();
1239  }
1240  }
1241  }
1242 
1243  // append media alias to page, if we are in a page
1244  if ($this->in_page_object || $this->in_glossary_definition)
1245  {
1246  if ($a_name != "InteractiveImage")
1247  {
1248  $this->page_object->appendXMLContent($this->media_object->getXML(IL_MODE_ALIAS));
1249 //echo "Appending:".htmlentities($this->media_object->getXML(IL_MODE_ALIAS))."<br>";
1250  }
1251  }
1252 
1253  break;
1254 
1255  case "MediaItem":
1256  case "MediaAliasItem":
1257  $this->in_media_item = false;
1258  $this->media_object->addMediaItem($this->media_item);
1259 //echo "adding media item -".$this->media_item->getId()."-".$this->media_item->getLocation()."- to object -".$this->media_object->getId()."-";
1260  break;
1261 
1262  case "MapArea":
1263  $this->in_map_area = false;
1264  $this->media_item->addMapArea($this->map_area);
1265  break;
1266 
1267  case "Properties":
1268  $this->in_properties = false;
1269  if ($this->content_object->getType() == "lm"
1270  || $this->content_object->getType() == "dbk")
1271  {
1272  $this->content_object->update();
1273  }
1274  break;
1275 
1276  case "MetaData":
1277  $this->in_meta_data = false;
1278  if(strtolower(get_class($this->current_object)) == "illmpageobject" && !$this->in_media_object)
1279  {
1280  // Metadaten eines PageObjects sichern in NestedSet
1281  if (is_object($this->lm_page_object))
1282  {
1283  // update title/description of page object
1284  $this->current_object->MDUpdateListener('General');
1285  ilLMObject::_writeImportId($this->current_object->getId(),
1286  $this->current_object->getImportId());
1287  }
1288  }
1289  else if((strtolower(get_class($this->current_object)) == "ilobjquestionpool" ||
1290  strtolower(get_class($this->current_object)) == "ilobjtest") &&
1291  !$this->in_media_object)
1292 // !$this->in_media_object && !$this->in_page_object)
1293 // changed for imports of ILIAS 2 Tests where PageObjects could have
1294 // Metadata sections (Helmut Schottmüller, 2005-12-02)
1295  {
1296  if ($this->metadata_parsing_disabled)
1297  {
1298  $this->enableMDParsing(true);
1299  }
1300  else
1301  {
1302  if ($this->in_page_object)
1303  {
1304  $this->page_object->MDUpdateListener('General');
1305  ilLMObject::_writeImportId($this->page_object->getId(),
1306  $this->page_object->getImportId());
1307  }
1308  else
1309  {
1310  $this->current_object->MDUpdateListener('General');
1311  ilLMObject::_writeImportId($this->current_object->getId(),
1312  $this->current_object->getImportId());
1313  }
1314  }
1315  }
1316  else if(strtolower(get_class($this->current_object)) == "ilstructureobject")
1317  { // save structure object at the end of its meta block
1318  // determine parent
1319  $cnt = count($this->structure_objects);
1320  if ($cnt > 1)
1321  {
1322  $parent_id = $this->structure_objects[$cnt - 2]->getId();
1323  }
1324  else
1325  {
1326  $parent_id = $this->lm_tree->getRootId();
1327  }
1328 
1329  // create structure object and put it in tree
1330  //$this->current_object->create(true); // now on top
1331  $this->st_into_tree[] = array ("id" => $this->current_object->getId(),
1332  "parent" => $parent_id);
1333 
1334  // update title/description of structure object
1335  $this->current_object->MDUpdateListener('General');
1336  ilLMObject::_writeImportId($this->current_object->getId(),
1337  $this->current_object->getImportId());
1338  }
1339  else if(strtolower(get_class($this->current_object)) == "ilobjdlbook" || strtolower(get_class($this->current_object)) == "ilobjlearningmodule" ||
1340  strtolower(get_class($this->current_object)) == "ilobjcontentobject" ||
1341  (strtolower(get_class($this->current_object)) == "ilobjglossary" && $this->in_glossary))
1342  {
1343  // todo: saving of md? getting title/descr and
1344  // set it for current object
1345  }
1346  else if(strtolower(get_class($this->current_object)) == "ilglossarydefinition" && !$this->in_media_object)
1347  {
1348  // now on top
1349  //$this->glossary_definition->create();
1350 
1351  $this->page_object->setId($this->glossary_definition->getId());
1352  $this->page_object->updateFromXML();
1353 
1354  // todo: saving of md? getting title/descr and
1355  // set it for current object
1356  }
1357 
1358 
1359  if(strtolower(get_class($this->current_object)) == "ilobjlearningmodule" ||
1360  strtolower(get_class($this->current_object)) == "ilobjdlbook" ||
1361  strtolower(get_class($this->current_object)) == "ilobjglossary")
1362  {
1363  if (strtolower(get_class($this->current_object)) == "ilobjglossary" &&
1364  $this->content_object->getType() != "glo")
1365  {
1366 //echo "<br><b>getting2: ".$this->content_object->getTitle()."</b>";
1367  $this->current_object->setTitle($this->content_object->getTitle()." - ".
1368  $this->lng->txt("glossary"));
1369  }
1370 
1371  $this->current_object->MDUpdateListener('General');
1372  /*
1373  if (!$this->in_media_object && $this->processMeta())
1374  {
1375  $this->current_object->update();
1376  }
1377  */
1378  }
1379 
1380  if ($this->in_media_object)
1381  {
1382 //echo "<br>call media object update listener";
1383  $this->media_object->MDUpdateListener('General');
1384  }
1385 
1386  if ($this->in_glossary_definition)
1387  {
1388  $this->glossary_definition->MDUpdateListener('General');
1389  }
1390 
1391  break;
1392 
1393  case "Meta-Metadata":
1394  $this->in_meta_meta_data = false;
1395  break;
1396 
1397  case "FileItem":
1398  $this->in_file_item = false;
1399  // only update new file items
1400  if ($this->file_item->getImportId($a_attribs["Entry"] != ""))
1401  {
1402  $this->file_item->update();
1403  }
1404  break;
1405 
1406  case "Bibliography":
1407 
1408  $this->in_bib_item = false;
1409 
1410  $nested = new ilNestedSetXML();
1411  $nested->import($this->bib_item->getXMLContent(),$this->content_object->getId(),"bib");
1412  break;
1413 
1414  case "Table":
1415  unset ($this->container[count($this->container) - 1]);
1416  break;
1417 
1418  case "Glossary":
1419  $this->in_glossary = false;
1420  break;
1421 
1422  case "GlossaryTerm":
1423  $term = trim($this->chr_data);
1424  $term = str_replace("&lt;", "<", $term);
1425  $term = str_replace("&gt;", ">", $term);
1426  $this->glossary_term->setTerm($term);
1427  $this->glossary_term->create();
1428  $iia = explode("_", $this->glossary_term->getImportId());
1429  $this->glossary_term_map[(int) $iia[count($iia) - 1]] = $this->glossary_term->getId();
1430  break;
1431 
1432  case "Paragraph":
1433  $this->inside_code = false;
1434  break;
1435 
1436  case "Definition":
1437  $this->in_glossary_definition = false;
1438  $this->page_object->updateFromXML();
1439 //echo "&nbsp;&nbsp;after def update, xml:".htmlentities($this->page_object->getXMLContent()).":<br>";
1440 //echo "<br>".$this->page_object->getId()."-".$this->page_object->getParentType()."-";
1441  $this->page_object->buildDom();
1442  $this->glossary_definition->setShortText($this->page_object->getFirstParagraphText());
1443  $this->glossary_definition->update();
1444  //$this->pg_mapping[$this->lm_page_object->getImportId()]
1445  // = $this->lm_page_object->getId();
1446  if ($this->page_object->containsIntLink())
1447  {
1448 //echo "<br>Definition contains Int Link:".$this->page_object->getId();
1449  $this->pages_to_parse["gdf:".$this->page_object->getId()] = "gdf:".$this->page_object->getId();
1450  }
1451  if ($this->page_object->needsImportParsing())
1452  {
1453  $this->pages_to_parse["gdf:".$this->page_object->getId()] = "gdf:".$this->page_object->getId();
1454  }
1455  break;
1456 
1457  case "Format":
1458  if ($this->in_media_item)
1459  {
1460  $this->media_item->setFormat(trim($this->chr_data));
1461  }
1462  if ($this->in_file_item)
1463  {
1464  $this->file_item->setFileType(trim($this->chr_data));
1465  }
1466  break;
1467 
1468  case "Title":
1469  if (!$this->in_media_object)
1470  {
1471  $this->current_object->setTitle(trim($this->chr_data));
1472  //$this->meta_data->setTitle(trim($this->chr_data));
1473  }
1474  else
1475  {
1476  $this->media_object->setTitle(trim($this->chr_data));
1477  //$this->meta_data->setTitle(trim($this->chr_data));
1478  }
1479  break;
1480 
1481  case "Language":
1482  /*
1483  if (is_object($this->meta_data))
1484  {
1485  $this->meta_data->setLanguage(trim($this->chr_data));
1486  }*/
1487 
1488  if (is_object($this->bib_item))
1489  {
1490  $this->bib_item->setLanguage(trim($this->chr_data));
1491  }
1492  break;
1493 
1494  case "Description":
1495  //$this->meta_data->setDescription(trim($this->chr_data));
1496  break;
1497 
1498  case "Caption":
1499  if ($this->in_media_object)
1500  {
1501  $this->media_item->setCaption(trim($this->chr_data));
1502  }
1503  break;
1504 
1505  case "TextRepresentation":
1506  if ($this->in_media_object)
1507  {
1508  $this->media_item->setTextRepresentation(trim($this->chr_data));
1509  }
1510  break;
1511 
1512  // Location
1513  case "Location":
1514  // TODO: adapt for files in "real" subdirectories
1515  if ($this->in_media_item)
1516  {
1517  $this->media_item->setLocationType($this->loc_type);
1518  if ($this->loc_type == "Reference")
1519  {
1520  $this->media_item->setLocation(str_replace("&", "&amp;", trim($this->chr_data)));
1521  }
1522  else
1523  {
1524  $this->media_item->setLocation(trim($this->chr_data));
1525  }
1526  //echo "-".$this->media_item->getLocation()."-";
1527  }
1528  if ($this->in_file_item)
1529  {
1530  // set file name from xml file
1531  $this->file_item->setFileName(trim($this->chr_data));
1532 
1533  // special handling for file names with special characters
1534  // (e.g. "&gt;")
1535  if ($this->file_item->getType() == "file" &&
1536  is_int(strpos($this->chr_data, "&")) &&
1537  is_int(strpos($this->chr_data, ";")))
1538  {
1539  $imp_dir = $this->content_object->getImportDirectory();
1540  $source_dir = $imp_dir."/".$this->subdir."/objects/".
1541  $this->file_item->getImportId();
1542 
1543  // read "physical" file name from directory
1544  if ($dir = opendir($source_dir))
1545  {
1546  while (false !== ($file = readdir($dir)))
1547  {
1548  if ($file != "." && $file != "..")
1549  {
1550  $this->file_item->setFileName($file);
1551  }
1552  }
1553  closedir($dir);
1554  }
1555  }
1556 
1557  // set file item title
1558  $this->file_item->setTitle(trim($this->chr_data));
1559  }
1560  break;
1561 
1562  }
1563  $this->endElement($a_name);
1564  $this->chr_data = "";
1565  }
1566 
1573  function handlerCharacterData($a_xml_parser,$a_data)
1574  {
1575  // call meta data handler
1576  if ($this->in_meta_data && $this->processMeta())
1577  {
1578  // cache beginning of meta data within media object tags
1579  // (we need to know the id, after that we send the cached data
1580  // to the meta xml handler)
1581  if ($this->in_media_object && $this->media_meta_start)
1582  {
1583  $this->media_meta_cache[] =
1584  array("type" => "handlerCharacterData", "par1" => $a_data);
1585  }
1586  else
1587  {
1588  parent::handlerCharacterData($a_xml_parser,$a_data);
1589  }
1590  }
1591 
1592  // the parser converts "&gt;" to ">" and "&lt;" to "<"
1593  // in character data, but we don't want that, because it's the
1594  // way we mask user html in our content, so we convert back...
1595 
1596  $a_data = str_replace("<","&lt;",$a_data);
1597  $a_data = str_replace(">","&gt;",$a_data);
1598 
1599 
1600  // DELETE WHITESPACES AND NEWLINES OF CHARACTER DATA
1601  $a_data = preg_replace("/\n/","",$a_data);
1602  if (!$this->inside_code)
1603  {
1604  $a_data = preg_replace("/\t+/","",$a_data);
1605  }
1606 
1607  $this->chr_data .= $a_data;
1608 
1609  if(!empty($a_data) || $a_data === "0")
1610  {
1611  // append all data to page, if we are within PageObject,
1612  // but not within MetaData or MediaObject
1613  if (($this->in_page_object || $this->in_glossary_definition)
1614  && !$this->in_meta_data && !$this->in_media_object)
1615  {
1616  $this->page_object->appendXMLContent($a_data);
1617  }
1618 
1619  if ($this->in_meta_data)
1620  {
1621  //$this->meta_data->appendXMLContent($a_data);
1622 //echo "<br>".$a_data;
1623  }
1624 
1625  if ($this->in_bib_item )
1626  {
1627  $this->bib_item->appendXMLContent($a_data);
1628  }
1629 
1630  switch($this->getCurrentElement())
1631  {
1632 
1633  case "IntLink":
1634  case "ExtLink":
1635  if($this->in_map_area)
1636  {
1637  $this->map_area->appendTitle($a_data);
1638  }
1639  break;
1640 
1641  }
1642  }
1643 
1644  }
1645 
1646 
1651  function emptyMediaMetaCache(&$a_xml_parser)
1652  {
1653  foreach ($this->media_meta_cache as $cache_entry)
1654  {
1655  switch($cache_entry["type"])
1656  {
1657  case "handlerBeginTag":
1658  parent::handlerBeginTag($a_xml_parser,
1659  $cache_entry["par1"], $cache_entry["par2"]);
1660  break;
1661 
1662  case "handlerEndTag":
1663  parent::handlerEndTag($a_xml_parser,
1664  $cache_entry["par1"]);
1665  break;
1666 
1667  case "handlerCharacterData":
1668  parent::handlerCharacterData($a_xml_parser,
1669  $cache_entry["par1"]);
1670  break;
1671  }
1672  }
1673 
1674  $this->media_meta_start = false;
1675  $this->media_meta_cache[] = array();
1676  }
1677 
1684  function getGlossaryTermMap()
1685  {
1686  return $this->glossary_term_map;
1687  }
1688 
1689 }
1690 ?>