ILIAS  release_5-1 Revision 5.0.0-5477-g43f3e3fab5f
class.ilMDSaxParser.php
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1<?php
2/*
3 +-----------------------------------------------------------------------------+
4 | ILIAS open source |
5 +-----------------------------------------------------------------------------+
6 | Copyright (c) 1998-2001 ILIAS open source, University of Cologne |
7 | |
8 | This program is free software; you can redistribute it and/or |
9 | modify it under the terms of the GNU General Public License |
10 | as published by the Free Software Foundation; either version 2 |
11 | of the License, or (at your option) any later version. |
12 | |
13 | This program is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | GNU General Public License for more details. |
17 | |
18 | You should have received a copy of the GNU General Public License |
19 | along with this program; if not, write to the Free Software |
20 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
21 +-----------------------------------------------------------------------------+
22*/
23
24
37include_once './Services/Xml/classes/class.ilSaxParser.php';
38
39class ilMDSaxParser extends ilSaxParser
40{
41 var $md_in_md = false;
42 var $md_chr_data = '';
43
44 var $md_cur_el = null;
45
46 /*
47 * @var object ilMD
48 */
49 var $md = null;
50
51 /*
52 * @var object ilMDGeneral
53 */
54 var $md_gen;
55
56
62 function ilMDSaxParser($a_xml_file = '')
63 {
64 global $lng, $tree;
65
66 parent::ilSaxParser($a_xml_file);
67 }
68
69 function setMDObject(&$md)
70 {
71 $this->md =& $md;
72 }
73
74 function inMetaData()
75 {
76 return $this->md_in_md;
77 }
78
79
83 function handlerBeginTag($a_xml_parser,$a_name,$a_attribs)
84 {
85 include_once 'Services/Migration/DBUpdate_426/classes/class.ilMDLanguageItem.php';
86
87 switch($a_name)
88 {
89 case 'MetaData':
90 $this->md_in_md = true;
91 $this->__pushParent($this->md);
92 break;
93
94 case 'General':
95 $this->md_gen =& $this->md->addGeneral();
96 $this->md_gen->setStructure($a_attribs['Structure']);
97 $this->md_gen->save();
98 $this->__pushParent($this->md_gen);
99 break;
100
101 case 'Identifier':
102 $par =& $this->__getParent();
103 $this->md_ide =& $par->addIdentifier();
104 $this->md_ide->setCatalog($a_attribs['Catalog']);
105 $this->md_ide->setEntry($a_attribs['Entry']);
106 $this->md_ide->save();
107 $this->__pushParent($this->md_ide);
108 break;
109
110 case 'Title':
111 $par =& $this->__getParent();
112 $par->setTitleLanguage(new ilMDLanguageItem($a_attribs['Language']));
113 break;
114
115 case 'Language':
116 $par =& $this->__getParent();
117 $this->md_lan =& $par->addLanguage();
118 $this->md_lan->setLanguage(new ilMDLanguageItem($a_attribs['Language']));
119 $this->md_lan->save();
120 $this->__pushParent($this->md_lan);
121 break;
122
123 case 'Description':
124 $par =& $this->__getParent();
125
126 if(strtolower(get_class($par)) == 'ilmdrights' or
127 strtolower(get_class($par)) == 'ilmdannotation' or
128 strtolower(get_class($par)) == 'ilmdclassification')
129 {
130 $par->setDescriptionLanguage(new ilMDLanguageItem($a_attribs['Language']));
131 break;
132 }
133 else
134 {
135 $this->md_des =& $par->addDescription();
136 $this->md_des->setDescriptionLanguage(new ilMDLanguageItem($a_attribs['Language']));
137 $this->md_des->save();
138 $this->__pushParent($this->md_des);
139 break;
140 }
141
142 case 'Keyword':
143 $par =& $this->__getParent();
144 $this->md_key =& $par->addKeyword();
145 $this->md_key->setKeywordLanguage(new ilMDLanguageItem($a_attribs['Language']));
146 $this->md_key->save();
147 $this->__pushParent($this->md_key);
148 break;
149
150 case 'Coverage':
151 $par =& $this->__getParent();
152 $par->setCoverageLanguage(new ilMDLanguageItem($a_attribs['Language']));
153 break;
154
155 case 'Lifecycle':
156 $par =& $this->__getParent();
157 $this->md_lif =& $par->addLifecycle();
158 $this->md_lif->setStatus($a_attribs['Status']);
159 $this->md_lif->save();
160 $this->__pushParent($this->md_lif);
161 break;
162
163 case 'Version':
164 $par =& $this->__getParent();
165 $par->setVersionLanguage(new ilMDLanguageItem($a_attribs['Language']));
166 break;
167
168 case 'Contribute':
169 $par =& $this->__getParent();
170 $this->md_con =& $par->addContribute();
171 $this->md_con->setRole($a_attribs['Role']);
172 $this->md_con->save();
173 $this->__pushParent($this->md_con);
174 break;
175
176 case 'Entity':
177 $par =& $this->__getParent();
178
179 if(strtolower(get_class($par)) == 'ilmdcontribute')
180 {
181 $this->md_ent =& $par->addEntity();
182 $this->md_ent->save();
183 $this->__pushParent($this->md_ent);
184 break;
185 }
186 else
187 {
188 // single element in 'Annotation'
189 break;
190 }
191 case 'Date':
192 break;
193
194 case 'Meta-Metadata':
195 $par =& $this->__getParent();
196 $this->md_met =& $par->addMetaMetadata();
197 $this->md_met->setMetaDataScheme($a_attribs['MetadataScheme']);
198 $this->md_met->setLanguage(new ilMDLanguageItem($a_attribs['Language']));
199 $this->md_met->save();
200 $this->__pushParent($this->md_met);
201 break;
202
203 case 'Technical':
204 $par =& $this->__getParent();
205 $this->md_tec =& $par->addTechnical();
206 $this->md_tec->save();
207 $this->__pushParent($this->md_tec);
208 break;
209
210 case 'Format':
211 $par =& $this->__getParent();
212 $this->md_for =& $par->addFormat();
213 $this->md_for->save();
214 $this->__pushParent($this->md_for);
215 break;
216
217 case 'Size':
218 break;
219
220 case 'Location':
221 $par =& $this->__getParent();
222 $this->md_loc =& $par->addLocation();
223 $this->md_loc->setLocationType($a_attribs['Type']);
224 $this->md_loc->save();
225 $this->__pushParent($this->md_loc);
226 break;
227
228 case 'Requirement':
229 $par =& $this->__getParent();
230 $this->md_req =& $par->addRequirement();
231 $this->md_req->save();
232 $this->__pushParent($this->md_req);
233 break;
234
235 case 'OrComposite':
236 $par =& $this->__getParent();
237 $this->md_orc =& $par->addOrComposite();
238 $this->__pushParent($this->md_orc);
239 break;
240
241 case 'Type':
242 break;
243
244 case 'OperatingSystem':
245 $par =& $this->__getParent();
246 $par->setOperatingSystemName($a_attribs['Name']);
247 $par->setOperatingSystemMinimumVersion($a_attribs['MinimumVersion']);
248 $par->setOperatingSystemMaximumVersion($a_attribs['MaximumVersion']);
249 break;
250
251 case 'Browser':
252 $par =& $this->__getParent();
253 $par->setBrowserName($a_attribs['Name']);
254 $par->setBrowserMinimumVersion($a_attribs['MinimumVersion']);
255 $par->setBrowserMaximumVersion($a_attribs['MaximumVersion']);
256 break;
257
258 case 'InstallationRemarks':
259 $par =& $this->__getParent();
260 $par->setInstallationRemarksLanguage(new ilMDLanguageItem($a_attribs['Language']));
261 break;
262
263 case 'OtherPlatformRequirements':
264 $par =& $this->__getParent();
265 $par->setOtherPlatformRequirementsLanguage(new ilMDLanguageItem($a_attribs['Language']));
266 break;
267
268 case 'Duration':
269 break;
270
271 case 'Educational':
272 $par =& $this->__getParent();
273 $this->md_edu =& $par->addEducational();
274 $this->md_edu->setInteractivityType($a_attribs['InteractivityType']);
275 $this->md_edu->setLearningResourceType($a_attribs['LearningResourceType']);
276 $this->md_edu->setInteractivityLevel($a_attribs['InteractivityLevel']);
277 $this->md_edu->setSemanticDensity($a_attribs['SemanticDensity']);
278 $this->md_edu->setIntendedEndUserRole($a_attribs['IntendedEndUserRole']);
279 $this->md_edu->setContext($a_attribs['Context']);
280 $this->md_edu->setDifficulty($a_attribs['Difficulty']);
281 $this->md_edu->save();
282 $this->__pushParent($this->md_edu);
283 break;
284
285 case 'TypicalAgeRange':
286 $par =& $this->__getParent();
287 $this->md_typ =& $par->addTypicalAgeRange();
288 $this->md_typ->setTypicalAgeRangeLanguage(new ilMDLanguageItem($a_attribs['Language']));
289 $this->md_typ->save();
290 $this->__pushParent($this->md_typ);
291 break;
292
293 case 'TypicalLearningTime':
294 break;
295
296 case 'Rights':
297 $par =& $this->__getParent();
298 $this->md_rig =& $par->addRights();
299 $this->md_rig->setCosts($a_attribs['Costs']);
300 $this->md_rig->setCopyrightAndOtherRestrictions($a_attribs['CopyrightAndOtherRestrictions']);
301 $this->md_rig->save();
302 $this->__pushParent($this->md_rig);
303 break;
304
305 case 'Relation':
306 $par =& $this->__getParent();
307 $this->md_rel =& $par->addRelation();
308 $this->md_rel->setKind($a_attribs['Kind']);
309 $this->md_rel->save();
310 $this->__pushParent($this->md_rel);
311 break;
312
313 case 'Resource':
314 break;
315
316 case 'Identifier_':
317 $par =& $this->__getParent();
318 $this->md_ide_ =& $par->addIdentifier_();
319 $this->md_ide_->setCatalog($a_attribs['Catalog']);
320 $this->md_ide_->setEntry($a_attribs['Entry']);
321 $this->md_ide_->save();
322 $this->__pushParent($this->md_ide_);
323 break;
324
325 case 'Annotation':
326 $par =& $this->__getParent();
327 $this->md_ann =& $par->addAnnotation();
328 $this->md_ann->save();
329 $this->__pushParent($this->md_ann);
330 break;
331
332 case 'Classification':
333 $par =& $this->__getParent();
334 $this->md_cla =& $par->addClassification();
335 $this->md_cla->setPurpose($a_attribs['Purpose']);
336 $this->md_cla->save();
337 $this->__pushParent($this->md_cla);
338 break;
339
340 case 'TaxonPath':
341 $par =& $this->__getParent();
342 $this->md_taxp =& $par->addTaxonPath();
343 $this->md_taxp->save();
344 $this->__pushParent($this->md_taxp);
345 break;
346
347 case 'Source':
348 $par =& $this->__getParent();
349 $par->setSourceLanguage(new ilMDLanguageItem($a_attribs['Language']));
350 break;
351
352 case 'Taxon':
353 $par =& $this->__getParent();
354 $this->md_tax =& $par->addTaxon();
355 $this->md_tax->setTaxonLanguage(new ilMDLanguageItem($a_attribs['Language']));
356 $this->md_tax->setTaxonId($a_attribs['Id']);
357 $this->md_tax->save();
358 $this->__pushParent($this->md_tax);
359 break;
360 }
361 }
362
366 function handlerEndTag($a_xml_parser,$a_name)
367 {
368 switch($a_name)
369 {
370 case 'MetaData':
371 $this->md_parent = array();
372 $this->md_in_md = false;
373 break;
374
375 case 'General':
376 $par =& $this->__getParent();
377 $par->update();
378 $this->__popParent();
379 break;
380
381 case 'Identifier':
382 $par =& $this->__getParent();
383 $par->update();
384 $this->__popParent();
385 break;
386
387 case 'Title':
388 $par =& $this->__getParent();
389 $par->setTitle($this->__getCharacterData());
390 break;
391
392 case 'Language':
393 $par =& $this->__getParent();
394 $par->update();
395 $this->__popParent();
396 break;
397
398 case 'Description':
399 $par =& $this->__getParent();
400 if(strtolower(get_class($par)) == 'ilmddescription')
401 {
402 $par->setDescription($this->__getCharacterData());
403 $par->update();
404 $this->__popParent();
405 break;
406 }
407 else
408 {
409 $par->setDescription($this->__getCharacterData());
410 break;
411 }
412
413 case 'Keyword':
414 $par =& $this->__getParent();
415 $par->setKeyword($this->__getCharacterData());
416 $par->update();
417 $this->__popParent();
418 break;
419
420 case 'Coverage':
421 $par =& $this->__getParent();
422 $par->setCoverage($this->__getCharacterData());
423 break;
424
425 case 'Lifecycle':
426 $par =& $this->__getParent();
427 $par->update();
428 $this->__popParent();
429 break;
430
431 case 'Version':
432 $par =& $this->__getParent();
433 $par->setVersion($this->__getCharacterData());
434 break;
435
436 case 'Contribute':
437 $par =& $this->__getParent();
438 $par->update();
439 $this->__popParent();
440 break;
441
442 case 'Entity':
443 $par =& $this->__getParent();
444
445 if(strtolower(get_class($par)) == 'ilmdentity')
446 {
447 $par->setEntity($this->__getCharacterData());
448 $par->update();
449 $this->__popParent();
450 }
451 else
452 {
453 // Single element in 'Annotation'
454 $par->setEntity($this->__getCharacterData());
455 }
456 break;
457
458 case 'Date':
459 $par =& $this->__getParent();
460 $par->setDate($this->__getCharacterData());
461 break;
462
463 case 'Meta-Metadata':
464 $par =& $this->__getParent();
465 $par->update();
466 $this->__popParent();
467 break;
468
469 case 'Technical':
470 $par =& $this->__getParent();
471 $par->update();
472 $this->__popParent();
473 break;
474
475 case 'Format':
476 $par =& $this->__getParent();
477 $par->setFormat($this->__getCharacterData());
478 $par->update();
479 $this->__popParent();
480 break;
481
482 case 'Size':
483 $par =& $this->__getParent();
484 $par->setSize($this->__getCharacterData());
485 break;
486
487 case 'Location':
488 $par =& $this->__getParent();
489 $par->setLocation($this->__getCharacterData());
490 $par->update();
491 $this->__popParent();
492 break;
493
494 case 'Requirement':
495 $par =& $this->__getParent();
496 $par->update();
497 $this->__popParent();
498 break;
499
500 case 'OrComposite':
501 $this->__popParent();
502 break;
503
504 case 'Type':
505 break;
506
507 case 'OperatingSystem':
508 break;
509
510 case 'Browser':
511 break;
512
513 case 'InstallationRemarks':
514 $par =& $this->__getParent();
515 $par->setInstallationRemarks($this->__getCharacterData());
516 break;
517
518 case 'OtherPlatformRequirements':
519 $par =& $this->__getParent();
520 $par->setOtherPlatformRequirements($this->__getCharacterData());
521 break;
522
523 case 'Duration':
524 $par =& $this->__getParent();
525 $par->setDuration($this->__getCharacterData());
526 break;
527
528 case 'Educational':
529 $par =& $this->__getParent();
530 $par->update();
531 $this->__popParent();
532 break;
533
534 case 'TypicalAgeRange':
535 $par =& $this->__getParent();
536 $par->setTypicalAgeRange($this->__getCharacterData());
537 $par->update();
538 $this->__popParent();
539 break;
540
541 case 'TypicalLearningTime':
542 $par =& $this->__getParent();
543 $par->setTypicalLearningTime($this->__getCharacterData());
544 break;
545
546 case 'Rights':
547 $par =& $this->__getParent();
548 $par->update();
549 $this->__popParent();
550 break;
551
552 case 'Relation':
553 $par =& $this->__getParent();
554 $par->update();
555 $this->__popParent();
556 break;
557
558 case 'Resource':
559 break;
560
561 case 'Identifier_':
562 $par =& $this->__getParent();
563 $par->update();
564 $this->__popParent();
565 break;
566
567 case 'Annotation':
568 $par =& $this->__getParent();
569 $par->update();
570 $this->__popParent();
571 break;
572
573 case 'Classification':
574 $par =& $this->__getParent();
575 $par->update();
576 $this->__popParent();
577 break;
578
579 case 'TaxonPath':
580 $par =& $this->__getParent();
581 $par->update();
582 $this->__popParent();
583 break;
584
585 case 'Taxon':
586 $par =& $this->__getParent();
587 $par->setTaxon($this->__getCharacterData());
588 $par->update();
589 $this->__popParent();
590 break;
591
592 case 'Source':
593 $par =& $this->__getParent();
594 $par->setSource($this->__getCharacterData());
595 break;
596
597 }
598 $this->md_chr_data = '';
599 }
600
604 function handlerCharacterData($a_xml_parser,$a_data)
605 {
606 if ($this->inMetaData() and $a_data != "\n")
607 {
608 // Replace multiple tabs with one space
609 $a_data = preg_replace("/\t+/"," ",$a_data);
610
611 $this->md_chr_data .= $a_data;
612 }
613 }
614
615
616
617 // PRIVATE
618 function __getCharacterData()
619 {
620 return trim($this->md_chr_data);
621 }
622
623 function __pushParent(&$md_obj)
624 {
625 $this->md_parent[] =& $md_obj;
626 #echo '<br />';
627 foreach($this->md_parent as $class)
628 {
629 #echo get_class($class).' -> ';
630 }
631 }
632 function &__popParent()
633 {
634 $class =& array_pop($this->md_parent);
635 unset($class);
636 #echo '<br />Popped '.get_class($class);
637 }
638 function &__getParent()
639 {
640 return $this->md_parent[count($this->md_parent) - 1];
641 }
642}
643?>
ilMDSaxParser\handlerBeginTag
handlerBeginTag($a_xml_parser, $a_name, $a_attribs)
handler for begin of element
Definition: class.ilMDSaxParser.php:83
ilMDSaxParser\handlerCharacterData
handlerCharacterData($a_xml_parser, $a_data)
handler for character data
Definition: class.ilMDSaxParser.php:604
ilMDSaxParser\ilMDSaxParser
ilMDSaxParser($a_xml_file='')
Constructor.
Definition: class.ilMDSaxParser.php:62
ilMDSaxParser\handlerEndTag
handlerEndTag($a_xml_parser, $a_name)
handler for end of element
Definition: class.ilMDSaxParser.php:366
ilSaxParser
Base class for sax-based expat parsing extended classes need to overwrite the method setHandlers and ...
Definition: class.ilSaxParser.php:18