ILIAS  release_5-3 Revision v5.3.23-19-g915713cf615
class.ilCourseObjectiveMaterials.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
34{
35 public $db = null;
36
37 public $objective_id = null;
38 public $lms;
39
40 public function __construct($a_objective_id)
41 {
42 global $ilDB;
43
44 $this->db =&$ilDB;
45
46 $this->objective_id = $a_objective_id;
47
48 $this->__read();
49 }
50
60 public function cloneDependencies($a_new_objective, $a_copy_id)
61 {
62 global $ilObjDataCache,$ilLog;
63
64 include_once('Services/CopyWizard/classes/class.ilCopyWizardOptions.php');
65 $cwo = ilCopyWizardOptions::_getInstance($a_copy_id);
66 $mappings = $cwo->getMappings();
67 #$ilLog->write(__METHOD__.': 1');
68 foreach ($this->getMaterials() as $material) {
69 #$ilLog->write(__METHOD__.': 2');
70 // Copy action omit ?
71 if (!isset($mappings[$material['ref_id']]) or !$mappings[$material['ref_id']]) {
72 continue;
73 }
74 #$ilLog->write(__METHOD__.': 3');
75 $material_ref_id = $material['ref_id'];
76 $material_rbac_obj_id = $ilObjDataCache->lookupObjId($material_ref_id);
77 $material_obj_id = $material['obj_id'];
78 $new_ref_id = $mappings[$material_ref_id];
79 $new_rbac_obj_id = $ilObjDataCache->lookupObjId($new_ref_id);
80 #$ilLog->write(__METHOD__.': 4');
81
82 // Link
83 if ($new_rbac_obj_id == $material_rbac_obj_id) {
84 #$ilLog->write(__METHOD__.': 5');
85 $ilLog->write(__METHOD__ . ': Material has been linked. Keeping object id.');
86 $new_obj_id = $material_obj_id;
87 } elseif ($material['type'] == 'st' or $material['type'] == 'pg') {
88
89 #$GLOBALS['ilLog']->write(__METHOD__.': '.print_r($material,TRUE));
90 #$GLOBALS['ilLog']->write(__METHOD__.': '.print_r($mappings,TRUE));
91
92 #$ilLog->write(__METHOD__.': 6');
93 // Chapter assignment
94 $new_material_info = isset($mappings[$material_ref_id . '_' . $material_obj_id]) ?
95 $mappings[$material_ref_id . '_' . $material_obj_id] :
96 '';
97 $new_material_arr = explode('_', $new_material_info);
98 if (!isset($new_material_arr[1]) or !$new_material_arr[1]) {
99 $ilLog->write(__METHOD__ . ': No mapping found for chapter: ' . $material_obj_id);
100 continue;
101 }
102 $new_obj_id = $new_material_arr[1];
103 $ilLog->write(__METHOD__ . ': New material id is: ' . $new_obj_id);
104 } else {
105 #$ilLog->write(__METHOD__.': 7');
106 // Any type
107 $new_obj_id = $ilObjDataCache->lookupObjId($mappings[$material_ref_id]);
108 }
109
110 #$ilLog->write(__METHOD__.': 8');
111 $new_material = new ilCourseObjectiveMaterials($a_new_objective);
112 #$ilLog->write(__METHOD__.': 8.1');
113 $new_material->setLMRefId($new_ref_id);
114 #$ilLog->write(__METHOD__.': 8.2');
115 $new_material->setLMObjId($new_obj_id);
116 #$ilLog->write(__METHOD__.': 8.3');
117 $new_material->setType($material['type']);
118 #$ilLog->write(__METHOD__.': 8.4');
119 $new_material->add();
120 #$ilLog->write(__METHOD__.': 9');
121 }
122 }
123
132 public static function _getAssignedMaterials($a_objective_id)
133 {
134 global $ilDB;
135
136 $query = "SELECT DISTINCT(ref_id) ref_id FROM crs_objective_lm " .
137 "WHERE objective_id = " . $ilDB->quote($a_objective_id, 'integer');
138 $res = $ilDB->query($query);
139 while ($row = $res->fetchRow(ilDBConstants::FETCHMODE_OBJECT)) {
140 $ref_ids[] = $row->ref_id;
141 }
142 return $ref_ids ? $ref_ids : array();
143 }
144
145
146
157 public static function _getAssignableMaterials($a_container_id)
158 {
159 global $tree,$ilDB;
160
161 $container_obj_id = ilObject::_lookupObjId($a_container_id);
162
163 $all_materials = $tree->getSubTree($tree->getNodeData($a_container_id), true);
164 $all_materials = ilUtil::sortArray($all_materials, 'title', 'asc');
165
166 // Filter
167 foreach ($all_materials as $material) {
168 switch ($material['type']) {
169 case 'tst':
170
171 include_once './Modules/Course/classes/class.ilCourseObjectiveMaterials.php';
172 $type = ilLOTestAssignments::getInstance($container_obj_id)->getTypeByTest($material['child']);
174 continue;
175 } else {
176 $assignable[] = $material;
177 }
178 break;
179
180 case 'crs':
181 case 'rolf':
182 case 'itgr':
183 continue;
184
185 default:
186 $assignable[] = $material;
187 break;
188 }
189 }
190 return $assignable ? $assignable : array();
191 }
192
201 public static function _getAllAssignedMaterials($a_container_id)
202 {
203 global $ilDB;
204
205 $query = "SELECT DISTINCT(com.ref_id) ref_id FROM crs_objectives co " .
206 "JOIN crs_objective_lm com ON co.objective_id = com.objective_id " .
207 "JOIN object_reference obr ON com.ref_id = obr.ref_id " .
208 "JOIN object_data obd ON obr.obj_id = obd.obj_id " .
209 "WHERE co.crs_id = " . $ilDB->quote($a_container_id, 'integer') . " " .
210 "ORDER BY obd.title ";
211
212 $res = $ilDB->query($query);
213 while ($row = $res->fetchRow(ilDBConstants::FETCHMODE_OBJECT)) {
214 $ref_ids[] = $row->ref_id;
215 }
216 return $ref_ids ? $ref_ids : array();
217 }
218
219 public function getMaterials()
220 {
221 return $this->lms ? $this->lms : array();
222 }
223
224 public function getChapters()
225 {
226 foreach ($this->lms as $lm_data) {
227 if ($lm_data['type'] == 'st') {
228 $chapters[] = $lm_data;
229 }
230 if ($lm_data['type'] == 'pg') {
231 $chapters[] = $lm_data;
232 }
233 }
234 return $chapters ? $chapters : array();
235 }
236
237 public function getLM($lm_id)
238 {
239 return $this->lms[$lm_id] ? $this->lms[$lm_id] : array();
240 }
241
242 public function getObjectiveId()
243 {
244 return $this->objective_id;
245 }
246
247 public function setLMRefId($a_ref_id)
248 {
249 $this->lm_ref_id = $a_ref_id;
250 }
251 public function getLMRefId()
252 {
253 return $this->lm_ref_id ? $this->lm_ref_id : 0;
254 }
255 public function setLMObjId($a_obj_id)
256 {
257 $this->lm_obj_id = $a_obj_id;
258 }
259 public function getLMObjId()
260 {
261 return $this->lm_obj_id ? $this->lm_obj_id : 0;
262 }
263 public function setType($a_type)
264 {
265 $this->type = $a_type;
266 }
267 public function getType()
268 {
269 return $this->type;
270 }
271
280 public function isAssigned($a_ref_id, $a_get_id = false)
281 {
282 global $ilDB;
283
284 $query = "SELECT * FROM crs_objective_lm " .
285 "WHERE ref_id = " . $this->db->quote($a_ref_id, 'integer') . " " .
286 "AND objective_id = " . $this->db->quote($this->getObjectiveId(), 'integer') . " " .
287 "AND type != 'st' AND type != 'pg' ";
288 $res = $this->db->query($query);
289
290 // begin-patch lok
291 if (!$a_get_id) {
292 return $res->numRows() ? true : false;
293 } else {
294 $row = $this->db->fetchAssoc($res);
295 return $row["lm_ass_id"];
296 }
297 // end-patch lok
298 }
299
308 public function isChapterAssigned($a_ref_id, $a_obj_id)
309 {
310 global $ilDB;
311
312 $query = "SELECT * FROM crs_objective_lm " .
313 "WHERE ref_id = " . $this->db->quote($a_ref_id, 'integer') . " " .
314 "AND obj_id = " . $this->db->quote($a_obj_id, 'integer') . " " .
315 "AND objective_id = " . $this->db->quote($this->getObjectiveId(), 'integer') . " " .
316 "AND (type = 'st' OR type = 'pg')";
317 $res = $this->db->query($query);
318 return $res->numRows() ? true : false;
319 }
320 public function checkExists()
321 {
322 global $ilDB;
323
324 if ($this->getLMObjId()) {
325 $query = "SELECT * FROM crs_objective_lm " .
326 "WHERE objective_id = " . $ilDB->quote($this->getObjectiveId(), 'integer') . " " .
327 "AND ref_id = " . $ilDB->quote($this->getLMRefId(), 'integer') . " " .
328 "AND obj_id = " . $ilDB->quote($this->getLMObjId(), 'integer') . " ";
329 } else {
330 $query = "SELECT * FROM crs_objective_lm " .
331 "WHERE objective_id = " . $ilDB->quote($this->getObjectiveId(), 'integer') . " " .
332 "AND ref_id = " . $ilDB->quote($this->getLMRefId(), 'integer') . " ";
333 }
334
335 $res = $this->db->query($query);
336
337 return $res->numRows() ? true : false;
338 }
339
340 public function add()
341 {
342 global $ilDB;
343
344 $next_id = $ilDB->nextId('crs_objective_lm');
345 $query = "INSERT INTO crs_objective_lm (lm_ass_id,objective_id,ref_id,obj_id,type) " .
346 "VALUES( " .
347 $ilDB->quote($next_id, 'integer') . ", " .
348 $ilDB->quote($this->getObjectiveId(), 'integer') . ", " .
349 $ilDB->quote($this->getLMRefId(), 'integer') . ", " .
350 $ilDB->quote($this->getLMObjId(), 'integer') . ", " .
351 $ilDB->quote($this->getType(), 'text') .
352 ")";
353 $res = $ilDB->manipulate($query);
354
355 return (int) $next_id;
356 }
357 public function delete($lm_id)
358 {
359 global $ilDB;
360
361 if (!$lm_id) {
362 return false;
363 }
364
365 $query = "DELETE FROM crs_objective_lm " .
366 "WHERE lm_ass_id = " . $ilDB->quote($lm_id, 'integer') . " ";
367 $res = $ilDB->manipulate($query);
368
369 return true;
370 }
371
372 public function deleteAll()
373 {
374 global $ilDB;
375
376 $query = "DELETE FROM crs_objective_lm " .
377 "WHERE objective_id = " . $ilDB->quote($this->getObjectiveId(), 'integer') . " ";
378 $res = $ilDB->manipulate($query);
379 return true;
380 }
381
382 // begin-patch lok
383
391 public function writePosition($a_ass_id, $a_position)
392 {
393 global $ilDB;
394
395 $query = "UPDATE crs_objective_lm " .
396 "SET position = " . $this->db->quote((string) $a_position, 'integer') . " " .
397 "WHERE objective_id = " . $this->db->quote($this->getObjectiveId(), 'integer') . " " .
398 "AND lm_ass_id = " . $ilDB->quote($a_ass_id, "integer");
399 $res = $ilDB->manipulate($query);
400 }
401
402 // end-patch lok
403
404 // PRIVATE
405 public function __read()
406 {
407 global $tree,$ilDB;
408
409 include_once('Modules/Course/classes/class.ilCourseObjective.php');
411 $container_ref_id = current($container_ref_ids);
412
413 // begin-patch lok
414
415 $this->lms = array();
416 $query = "SELECT position,lm_ass_id,lm.ref_id,lm.obj_id,lm.type FROM crs_objective_lm lm " .
417 "JOIN object_reference obr ON lm.ref_id = obr.ref_id " .
418 "JOIN object_data obd ON obr.obj_id = obd.obj_id " .
419 "LEFT JOIN lm_data lmd ON lmd.obj_id = lm.obj_id " .
420 "WHERE objective_id = " . $ilDB->quote($this->getObjectiveId(), 'integer') . " " .
421 "ORDER BY position,obd.title,lmd.title";
422
423 $res = $this->db->query($query);
424 while ($row = $res->fetchRow(ilDBConstants::FETCHMODE_OBJECT)) {
425 if (!$tree->isInTree($row->ref_id) or !$tree->isGrandChild($container_ref_id, $row->ref_id)) {
426 $this->delete($row->lm_ass_id);
427 continue;
428 }
429 $lm['ref_id'] = $row->ref_id;
430 $lm['obj_id'] = $row->obj_id;
431 $lm['type'] = $row->type;
432 $lm['lm_ass_id'] = $row->lm_ass_id;
433 $lm['position'] = $row->position;
434
435 $this->lms[$row->lm_ass_id] = $lm;
436 }
437
438 // end-patch lok
439
440 return true;
441 }
442
443 // begin-patch optes_lok_export
444
449 public function toXml(ilXmlWriter $writer)
450 {
451 foreach ($this->getMaterials() as $material) {
452 $writer->xmlElement(
453 'Material',
454 array(
455 'refId' => $material['ref_id'],
456 'objId' => $material['obj_id'],
457 'type' => $material['type'],
458 'position' => $material['position']
459 )
460 );
461 }
462 return true;
463 }
464}
An exception for terminatinating execution or to throw for unit testing.
static _getInstance($a_copy_id)
Get instance of copy wizard options.
class ilCourseObjectiveMaterials
cloneDependencies($a_new_objective, $a_copy_id)
clone objective materials
static _getAssignableMaterials($a_container_id)
Get an array of course material ids that can be assigned to learning objectives No tst,...
isAssigned($a_ref_id, $a_get_id=false)
Check if material is assigned.
static _getAssignedMaterials($a_objective_id)
get assigned materials
static _getAllAssignedMaterials($a_container_id)
Get all assigned materials.
isChapterAssigned($a_ref_id, $a_obj_id)
Check if chapter is assigned.
writePosition($a_ass_id, $a_position)
write position
static _lookupContainerIdByObjectiveId($a_objective_id)
Get container of object.
static getInstance($a_container_id)
Get instance by container id.
static _lookupObjId($a_id)
static _getAllReferences($a_id)
get all reference ids of object
static sortArray( $array, $a_array_sortby, $a_array_sortorder=0, $a_numeric=false, $a_keep_keys=false)
sortArray
XML writer class.
xmlElement($tag, $attrs=null, $data=null, $encode=true, $escape=true)
Writes a basic element (no children, just textual content)
$query
$type
foreach($_POST as $key=> $value) $res
global $ilDB
$a_type
Definition: workflow.php:92