[+BUGFIX] Extbase (Persistence): Wrote unit tests for the AbstractEntity to ensure...
[Packages/TYPO3.CMS.git] / typo3 / sysext / extbase / Classes / Persistence / Backend.php
1 <?php
2 /***************************************************************
3 * Copyright notice
4 *
5 * (c) 2009 Jochen Rau <jochen.rau@typoplanet.de>
6 * All rights reserved
7 *
8 * This class is a backport of the corresponding class of FLOW3.
9 * All credits go to the v5 team.
10 *
11 * This script is part of the TYPO3 project. The TYPO3 project is
12 * free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
16 *
17 * The GNU General Public License can be found at
18 * http://www.gnu.org/copyleft/gpl.html.
19 *
20 * This script is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
24 *
25 * This copyright notice MUST APPEAR in all copies of the script!
26 ***************************************************************/
27
28 /**
29 * A persistence backend. This backend maps objects to the relational model of the storage backend.
30 * It persists all added, removed and changed objects.
31 *
32 * @package Extbase
33 * @subpackage Persistence
34 * @version $Id: Backend.php 2183 2009-04-24 14:28:37Z k-fish $
35 */
36 class Tx_Extbase_Persistence_Backend implements Tx_Extbase_Persistence_BackendInterface, t3lib_Singleton {
37
38 /**
39 * @var Tx_Extbase_Persistence_Session
40 */
41 protected $session;
42
43 /**
44 * @var Tx_Extbase_Persistence_ObjectStorage
45 */
46 protected $aggregateRootObjects;
47
48 /**
49 * @var Tx_Extbase_Persistence_IdentityMap
50 **/
51 protected $identityMap;
52
53 /**
54 * @var Tx_Extbase_Persistence_QueryFactoryInterface
55 */
56 protected $queryFactory;
57
58 /**
59 * @var Tx_Extbase_Persistence_QOM_QueryObjectModelFactoryInterface
60 */
61 protected $QOMFactory;
62
63 /**
64 * @var Tx_Extbase_Persistence_ValueFactoryInterface
65 */
66 protected $valueFactory;
67
68 /**
69 * @var Tx_Extbase_Persistence_Storage_BackendInterface
70 */
71 protected $storageBackend;
72
73 /**
74 * @var Tx_Extbase_Persistence_DataMapper
75 */
76 protected $dataMapper;
77
78 /**
79 * The TYPO3 reference index object
80 *
81 * @var t3lib_refindex
82 **/
83 protected $referenceIndex;
84
85 /**
86 * Constructs the backend
87 *
88 * @param Tx_Extbase_Persistence_Session $session The persistence session used to persist data
89 */
90 public function __construct(Tx_Extbase_Persistence_Session $session, Tx_Extbase_Persistence_Storage_BackendInterface $storageBackend) {
91 $this->session = $session;
92 $this->storageBackend = $storageBackend;
93 $this->referenceIndex = t3lib_div::makeInstance('t3lib_refindex');
94 $this->aggregateRootObjects = new Tx_Extbase_Persistence_ObjectStorage();
95 }
96
97 /**
98 * Injects the DataMapper to map nodes to objects
99 *
100 * @param Tx_Extbase_Persistence_Mapper_DataMapper $dataMapper
101 * @return void
102 */
103 public function injectDataMapper(Tx_Extbase_Persistence_Mapper_DataMapper $dataMapper) {
104 $this->dataMapper = $dataMapper;
105 }
106
107 /**
108 * Injects the identity map
109 *
110 * @param Tx_Extbase_Persistence_IdentityMap $identityMap
111 * @return void
112 */
113 public function injectIdentityMap(Tx_Extbase_Persistence_IdentityMap $identityMap) {
114 $this->identityMap = $identityMap;
115 }
116
117 /**
118 * Injects the QueryFactory
119 *
120 * @param Tx_Extbase_Persistence_QueryFactoryInterface $queryFactory
121 * @return void
122 */
123 public function injectQueryFactory(Tx_Extbase_Persistence_QueryFactoryInterface $queryFactory) {
124 $this->queryFactory = $queryFactory;
125 }
126
127 /**
128 * Injects the QueryObjectModelFactory
129 *
130 * @param Tx_Extbase_Persistence_QOM_QueryObjectModelFactoryInterface $dataMapper
131 * @return void
132 */
133 public function injectQOMFactory(Tx_Extbase_Persistence_QOM_QueryObjectModelFactoryInterface $QOMFactory) {
134 $this->QOMFactory = $QOMFactory;
135 }
136
137 /**
138 * Injects the ValueFactory
139 *
140 * @param Tx_Extbase_Persistence_ValueFactoryInterface $valueFactory
141 * @return void
142 */
143 public function injectValueFactory(Tx_Extbase_Persistence_ValueFactoryInterface $valueFactory) {
144 $this->valueFactory = $valueFactory;
145 }
146
147 /**
148 * Returns the repository session
149 *
150 * @return Tx_Extbase_Persistence_Session
151 */
152 public function getSession() {
153 return $this->session;
154 }
155
156 /**
157 * Returns the Data Mapper
158 *
159 * @return Tx_Extbase_Persistence_Mapper_DataMapper
160 */
161 public function getDataMapper() {
162 return $this->dataMapper;
163 }
164
165 /**
166 * Returns the current QOM factory
167 *
168 * @return Tx_Extbase_Persistence_QOM_QueryObjectModelFactoryInterface
169 */
170 public function getQOMFactory() {
171 return $this->QOMFactory;
172 }
173
174 /**
175 * Returns the current value factory
176 *
177 * @return Tx_Extbase_Persistence_ValueFactoryInterface
178 */
179 public function getValueFactory() {
180 return $this->valueFactory;
181 }
182
183 /**
184 * Returns the current identityMap
185 *
186 * @return Tx_Extbase_Persistence_IdentityMap
187 */
188 public function getIdentityMap() {
189 return $this->identityMap;
190 }
191
192 /**
193 * Returns the (internal) identifier for the object, if it is known to the
194 * backend. Otherwise NULL is returned.
195 *
196 * @param object $object
197 * @return string The identifier for the object if it is known, or NULL
198 */
199 public function getIdentifierByObject($object) {
200 if ($this->identityMap->hasObject($object)) {
201 return $this->identityMap->getIdentifierByObject($object);
202 } else {
203 return NULL;
204 }
205 }
206
207 /**
208 * Returns the object with the (internal) identifier, if it is known to the
209 * backend. Otherwise NULL is returned.
210 *
211 * @param string $identifier
212 * @param string $className
213 * @return object The object for the identifier if it is known, or NULL
214 */
215 public function getObjectByIdentifier($identifier, $className) {
216 if ($this->identityMap->hasIdentifier($identifier, $className)) {
217 return $this->identityMap->getObjectByIdentifier($identifier, $className);
218 } else {
219 $query = $this->queryFactory->create($className);
220 $result = $query->matching($query->withUid($identifier))->execute();
221 $object = NULL;
222 if (count($result) > 0) {
223 $object = current($result);
224 }
225 return $object;
226 }
227 }
228
229 /**
230 * Checks if the given object has ever been persisted.
231 *
232 * @param object $object The object to check
233 * @return boolean TRUE if the object is new, FALSE if the object exists in the repository
234 */
235 public function isNewObject($object) {
236 return ($this->getIdentifierByObject($object) === NULL);
237 }
238
239 /**
240 * Replaces the given object by the second object.
241 *
242 * This method will unregister the existing object at the identity map and
243 * register the new object instead. The existing object must therefore
244 * already be registered at the identity map which is the case for all
245 * reconstituted objects.
246 *
247 * The new object will be identified by the uid which formerly belonged
248 * to the existing object. The existing object looses its uid.
249 *
250 * @param object $existingObject The existing object
251 * @param object $newObject The new object
252 * @return void
253 */
254 public function replaceObject($existingObject, $newObject) {
255 $existingUid = $this->getIdentifierByObject($existingObject);
256 if ($existingUid === NULL) throw new Tx_Extbase_Persistence_Exception_UnknownObject('The given object is unknown to this persistence backend.', 1238070163);
257
258 $this->identityMap->unregisterObject($existingObject);
259 $this->identityMap->registerObject($newObject, $existingUid);
260 }
261
262 /**
263 * Sets the aggregate root objects
264 *
265 * @param Tx_Extbase_Persistence_ObjectStorage $objects
266 * @return void
267 */
268 public function setAggregateRootObjects(Tx_Extbase_Persistence_ObjectStorage $objects) {
269 $this->aggregateRootObjects = $objects;
270 }
271
272 /**
273 * Sets the deleted objects
274 *
275 * @param Tx_Extbase_Persistence_ObjectStorage $objects
276 * @return void
277 */
278 public function setDeletedObjects(Tx_Extbase_Persistence_ObjectStorage $objects) {
279 $this->deletedObjects = $objects;
280 }
281
282 /**
283 * Commits the current persistence session.
284 *
285 * @return void
286 */
287 public function commit() {
288 $this->persistObjects();
289 $this->processDeletedObjects();
290 }
291
292 /**
293 * Traverse and persist all aggregate roots and their object graph.
294 *
295 * @return void
296 */
297 protected function persistObjects() {
298 foreach ($this->aggregateRootObjects as $object) {
299 $this->persistObject($object);
300 }
301 }
302
303 /**
304 * Persists an object (instert, update) and its related objects (instert, update, delete).
305 *
306 * @param Tx_Extbase_DomainObject_DomainObjectInterface $object The object to be inserted
307 * @param Tx_Extbase_DomainObject_DomainObjectInterface $parentObject The parent object
308 * @param string $parentPropertyName The name of the property the object is stored in
309 * @return void
310 */
311 protected function persistObject(Tx_Extbase_DomainObject_DomainObjectInterface $object, $parentObject = NULL, $parentPropertyName = NULL) {
312 $row = array();
313 $queuedObjects = array();
314 $className = get_class($object);
315 $dataMap = $this->dataMapper->getDataMap($className);
316
317 if ($object instanceof Tx_Extbase_DomainObject_AbstractValueObject) {
318 $this->mapAlreadyPersistedValueObject($object);
319 }
320
321 $properties = $object->_getProperties();
322 // Fill up $row[$columnName] array with changed values which need to be stored
323 foreach ($properties as $propertyName => $propertyValue) {
324 if (!$dataMap->isPersistableProperty($propertyName) || ($propertyValue instanceof Tx_Extbase_Persistence_LazyLoadingProxy)) {
325 continue;
326 }
327
328 $columnMap = $dataMap->getColumnMap($propertyName);
329 if ($object->_isNew() || $object->_isDirty($propertyName)) {
330 if ($columnMap->isRelation()) {
331 $this->persistRelations($object, $propertyName, $propertyValue, $columnMap, $queuedObjects, $row);
332 } else {
333 // We have not a relation, this means it is a scalar (like a string or interger value) or an object
334 $row[$columnMap->getColumnName()] = $dataMap->convertPropertyValueToFieldValue($propertyValue);
335 }
336 }
337 } // end property iteration for loop
338
339 // The state of the Object has to be stored in a local variable because $object->_isNew() will return FALSE after
340 // the object was inserted. We need the initial state here.
341 $objectIsNew = $object->_isNew();
342 if ($objectIsNew === TRUE) {
343 $this->insertObject($object, $parentObject, $parentPropertyName, $row);
344 } elseif ($object->_isDirty()) {
345 $this->updateObject($object, $parentObject, $parentPropertyName, $row);
346 }
347
348 $objectHasToBeUpdated = $this->processQueuedChildObjects($object, $queuedObjects, $row);
349 if ($objectHasToBeUpdated === TRUE) {
350 // TODO Check if this can be merged with the first update
351 $this->updateObject($object, $parentObject, $parentPropertyName, $row);
352 }
353
354 // SK: I need to check the code below more thoroughly
355 if ($parentObject instanceof Tx_Extbase_DomainObject_DomainObjectInterface && !empty($parentPropertyName)) {
356 $parentDataMap = $this->dataMapper->getDataMap(get_class($parentObject));
357 $parentColumnMap = $parentDataMap->getColumnMap($parentPropertyName);
358 if (($parentColumnMap->getTypeOfRelation() === Tx_Extbase_Persistence_Mapper_ColumnMap::RELATION_HAS_AND_BELONGS_TO_MANY)) {
359 $this->insertRelationInRelationtable($object, $parentObject, $parentPropertyName);
360 }
361 }
362
363 // TODO: We should only register the object if it was really updated.
364 $this->identityMap->registerObject($object, $object->getUid());
365 $object->_memorizeCleanState();
366 }
367
368 /**
369 * Persists a relation. Objects of a 1:n or m:n relation are queued and processed with the parent object. A 1:1 relation
370 * gets persisted immediately. Objects which were removed from the property were deleted immediately, too.
371 *
372 * @param Tx_Extbase_DomainObject_DomainObjectInterface $object The object to be inserted
373 * @param string $propertyName The name of the property the related objects are stored in
374 * @param mixed $propertyValue The property value (an array of Domain Objects, ObjectStorage holding Domain Objects or a Domain Object itself)
375 * @return void
376 */
377 protected function persistRelations(Tx_Extbase_DomainObject_DomainObjectInterface $object, $propertyName, $propertyValue, Tx_Extbase_Persistence_Mapper_ColumnMap $columnMap, &$queuedObjects, &$row) {
378 $columnName = $columnMap->getColumnName();
379 if (($columnMap->getTypeOfRelation() === Tx_Extbase_Persistence_Mapper_ColumnMap::RELATION_HAS_MANY) || ($columnMap->getTypeOfRelation() === Tx_Extbase_Persistence_Mapper_ColumnMap::RELATION_HAS_AND_BELONGS_TO_MANY)) {
380 if (is_array($propertyValue) || $propertyValue instanceof ArrayAccess) {
381 foreach ($propertyValue as $relatedObject) {
382 $queuedObjects[$propertyName][] = $relatedObject;
383 }
384 foreach ($this->getDeletedChildObjects($object, $propertyName) as $deletedObject) {
385 $this->deleteObject($deletedObject, $object, $propertyName);
386 }
387 $row[$columnName] = count($propertyValue); // Will be overwritten if the related objects are referenced by a comma separated list
388 }
389 } elseif ($propertyValue instanceof Tx_Extbase_DomainObject_DomainObjectInterface) {
390 // TODO Handle Value Objects different
391 if ($propertyValue->_isNew() || $propertyValue->_isDirty()) {
392 $this->persistObject($propertyValue);
393 }
394 $row[$columnName] = $propertyValue->getUid();
395 }
396 }
397
398 /**
399 * Returns the deleted objects determined by a comparison of the clean property value
400 * with the actual property value.
401 *
402 * @param Tx_Extbase_DomainObject_AbstractEntity $object The object to be insterted in the storage
403 * @param string $parentPropertyName The name of the property
404 * @return array An array of deleted objects
405 */
406 protected function getDeletedChildObjects(Tx_Extbase_DomainObject_AbstractEntity $object, $propertyName) {
407 $deletedObjects = array();
408 if (!$object->_isNew()) {
409 $cleanProperties = $object->_getCleanProperties();
410 $cleanPropertyValue = $cleanProperties[$propertyName];
411 $propertyValue = $object->_getProperty($propertyName);
412 if ($cleanPropertyValue instanceof Tx_Extbase_Persistence_ObjectStorage) {
413 $cleanPropertyValue = $cleanPropertyValue->toArray();
414 }
415 if ($propertyValue instanceof Tx_Extbase_Persistence_ObjectStorage) {
416 $propertyValue = $propertyValue->toArray();
417 }
418 foreach ($cleanPropertyValue as $item) {
419 if (!in_array($item, $propertyValue)) {
420 $deletedObjects[] = $item;
421 }
422 }
423 }
424 return $deletedObjects;
425 }
426
427 /**
428 * This function processes the queued child objects to be persisted. The queue is build while looping over the
429 * collection of Domain Objects stored in a object property.
430 *
431 * @param Tx_Extbase_DomainObject_DomainObjectInterface $object The object holding the collection
432 * @param array $queuedObjects The queued child objects
433 * @param array $row The row to be inseted or updated in the database. Passed as reference.
434 * @return boolean TRUE if the object holding the collection has to be updated; otherwise FALSE
435 */
436 protected function processQueuedChildObjects(Tx_Extbase_DomainObject_DomainObjectInterface $object, array $queuedChildObjects, array &$row) {
437 $objectHasToBeUpdated = FALSE;
438 $className = get_class($object);
439 $dataMap = $this->dataMapper->getDataMap($className);
440 foreach ($queuedChildObjects as $propertyName => $childObjects) {
441 $columnMap = $dataMap->getColumnMap($propertyName);
442 $childPidArray = array();
443 foreach($childObjects as $childObject) {
444 $this->persistObject($childObject, $object, $propertyName);
445 if ($childObject instanceof Tx_Extbase_DomainObject_DomainObjectInterface) {
446 $childPidArray[] = (int)$childObject->getUid();
447 }
448 }
449 if ($columnMap->getParentKeyFieldName() === NULL) { // TRUE: We have to generate a comma separated list stored in the field
450 if (count($childPidArray) > 0) {
451 $row[$propertyName] = implode(',', $childPidArray);
452 } else {
453 $row[$propertyName] = NULL;
454 }
455 $objectHasToBeUpdated = TRUE;
456 }
457 }
458 return $objectHasToBeUpdated;
459 }
460
461 /**
462 * Tests, if the given Value Object already exists in the storage backend. If so, it maps the uid
463 * to the given object.
464 *
465 * @param Tx_Extbase_DomainObject_AbstractValueObject $object The object to be tested
466 */
467 protected function mapAlreadyPersistedValueObject(Tx_Extbase_DomainObject_AbstractValueObject $object) {
468 $dataMap = $this->dataMapper->getDataMap(get_class($object));
469 $properties = $object->_getProperties();
470 $result = $this->storageBackend->hasValueObject($properties, $dataMap);
471 if ($result !== FALSE) {
472 $object->_setProperty('uid', $result);
473 }
474 }
475
476 /**
477 * Inserts an object in the storage
478 *
479 * @param Tx_Extbase_DomainObject_DomainObjectInterface $object The object to be insterted in the storage
480 * @param Tx_Extbase_DomainObject_AbstractEntity|NULL $parentObject The parent object (if any)
481 * @param string|NULL $parentPropertyName The name of the property
482 * @param array $row The $row
483 */
484 protected function insertObject(Tx_Extbase_DomainObject_DomainObjectInterface $object, Tx_Extbase_DomainObject_AbstractEntity $parentObject = NULL, $parentPropertyName = NULL, array &$row) {
485 $className = get_class($object);
486 $dataMap = $this->dataMapper->getDataMap($className);
487 $tableName = $dataMap->getTableName();
488 $this->addCommonFieldsToRow($object, $parentObject, $parentPropertyName, $row);
489 $uid = $this->storageBackend->addRow(
490 $tableName,
491 $row
492 );
493 $object->_setProperty('uid', $uid);
494 $this->referenceIndex->updateRefIndexTable($tableName, $uid);
495 }
496
497 /**
498 * Inserts mm-relation into a relation table
499 *
500 * @param Tx_Extbase_DomainObject_DomainObjectInterface $relatedObject The related object
501 * @param Tx_Extbase_DomainObject_DomainObjectInterface $parentObject The parent object
502 * @param string $parentPropertyName The name of the parent object's property where the related objects are stored in
503 * @return void
504 */
505 protected function insertRelationInRelationtable(Tx_Extbase_DomainObject_DomainObjectInterface $relatedObject, Tx_Extbase_DomainObject_DomainObjectInterface $parentObject, $parentPropertyName) {
506 $dataMap = $this->dataMapper->getDataMap(get_class($parentObject));
507 $columnMap = $dataMap->getColumnMap($parentPropertyName);
508 $row = array(
509 $columnMap->getParentKeyFieldName() => (int)$parentObject->getUid(),
510 $columnMap->getChildKeyFieldName() => (int)$relatedObject->getUid(),
511 'tablenames' => $columnMap->getChildTableName(),
512 'sorting' => 9999 // TODO sorting of mm table items
513 );
514 $res = $this->storageBackend->addRow(
515 $columnMap->getRelationTableName(),
516 $row,
517 TRUE);
518 return $res;
519 }
520
521 /**
522 * Updates a given object in the storage
523 *
524 * @param Tx_Extbase_DomainObject_DomainObjectInterface $object The object to be insterted in the storage
525 * @param Tx_Extbase_DomainObject_AbstractEntity|NULL $parentObject The parent object (if any)
526 * @param string|NULL $parentPropertyName The name of the property
527 * @param array $row The $row
528 */
529 protected function updateObject(Tx_Extbase_DomainObject_DomainObjectInterface $object, $parentObject = NULL, $parentPropertyName = NULL, array &$row) {
530 $className = get_class($object);
531 $dataMap = $this->dataMapper->getDataMap($className);
532 $tableName = $dataMap->getTableName();
533 $this->addCommonFieldsToRow($object, $parentObject, $parentPropertyName, $row);
534 $uid = $object->getUid();
535 $row['uid'] = $uid;
536 $res = $this->storageBackend->updateRow(
537 $tableName,
538 $row
539 );
540 $this->referenceIndex->updateRefIndexTable($tableName, $uid);
541 return $res;
542 }
543
544 /**
545 * Returns a table row to be inserted or updated in the database
546 *
547 * @param Tx_Extbase_Persistence_Mapper_DataMap $dataMap The appropriate data map representing a database table
548 * @param array $properties The properties of the object
549 * @return array A single row to be inserted in the database
550 */
551 protected function addCommonFieldsToRow(Tx_Extbase_DomainObject_DomainObjectInterface $object, $parentObject = NULL, $parentPropertyName = NULL, array &$row) {
552 $className = get_class($object);
553 $dataMap = $this->dataMapper->getDataMap($className);
554 if ($dataMap->hasCreationDateColumn() && $object->_isNew()) {
555 $row[$dataMap->getCreationDateColumnName()] = $GLOBALS['EXEC_TIME'];
556 }
557 if ($dataMap->hasTimestampColumn()) {
558 $row[$dataMap->getTimestampColumnName()] = $GLOBALS['EXEC_TIME'];
559 }
560
561 if ($object->_isNew() && $dataMap->hasPidColumn() && !isset($row['pid'])) {
562 $row['pid'] = $this->determineStoragePageIdForNewRecord($object);
563 }
564
565 if ($parentObject instanceof Tx_Extbase_DomainObject_DomainObjectInterface && !empty($parentPropertyName)) {
566 $parentDataMap = $this->dataMapper->getDataMap(get_class($parentObject));
567 $parentColumnMap = $parentDataMap->getColumnMap($parentPropertyName);
568 // FIXME This is a hacky solution
569 if ($parentColumnMap->getTypeOfRelation() !== Tx_Extbase_Persistence_Mapper_ColumnMap::RELATION_HAS_AND_BELONGS_TO_MANY) {
570 $parentKeyFieldName = $parentColumnMap->getParentKeyFieldName();
571 if ($parentKeyFieldName !== NULL) {
572 $row[$parentKeyFieldName] = $parentObject->getUid();
573 }
574 $parentTableFieldName = $parentColumnMap->getParentTableFieldName();
575 if ($parentTableFieldName !== NULL) {
576 $row[$parentTableFieldName] = $parentDataMap->getTableName();
577 }
578 }
579 }
580 }
581
582 /**
583 * Determine the storage page ID for a given NEW record
584 *
585 * This does the following:
586 * - If there is a TypoScript configuration "classes.CLASSNAME.newRecordStoragePid", that is used to store new records.
587 * - If there is no such TypoScript configuration, it uses the first value of The "storagePid" taken for reading records.
588 *
589 * @param Tx_Extbase_DomainObject_DomainObjectInterface $object
590 * @return int the storage Page ID where the object should be stored
591 */
592 protected function determineStoragePageIdForNewRecord(Tx_Extbase_DomainObject_DomainObjectInterface $object) {
593 $className = get_class($object);
594 $extbaseSettings = Tx_Extbase_Dispatcher::getExtbaseFrameworkConfiguration();
595
596 if (isset($extbaseSettings['persistence']['classes'][$className]) && !empty($extbaseSettings['persistence']['classes'][$className]['newRecordStoragePid'])) {
597 return (int)$extbaseSettings['persistence']['classes'][$className]['newRecordStoragePid'];
598 } else {
599 $storagePidList = t3lib_div::intExplode(',', $extbaseSettings['persistence']['storagePid']);
600 return (int) $storagePidList[0];
601 }
602 }
603
604 /**
605 * Iterate over deleted aggregate root objects and process them
606 *
607 * @return void
608 */
609 protected function processDeletedObjects() {
610 foreach ($this->deletedObjects as $object) {
611 $this->deleteObject($object);
612 $this->identityMap->unregisterObject($object);
613 }
614 $this->deletedObjects = new Tx_Extbase_Persistence_ObjectStorage();
615 }
616
617 /**
618 * Deletes an object, it's 1:n related objects, and the m:n relations in relation tables (but not the m:n related objects!)
619 *
620 * @param Tx_Extbase_DomainObject_DomainObjectInterface $object The object to be insterted in the storage
621 * @param Tx_Extbase_DomainObject_AbstractEntity|NULL $parentObject The parent object (if any)
622 * @param string|NULL $parentPropertyName The name of the property
623 * @param bool $markAsDeleted Shold we only mark the row as deleted instead of deleting (TRUE by default)?
624 * @return void
625 */
626 protected function deleteObject(Tx_Extbase_DomainObject_DomainObjectInterface $object, $parentObject = NULL, $parentPropertyName = NULL, $markAsDeleted = TRUE) {
627 // TODO Implement recursive deletions
628 $dataMap = $this->dataMapper->getDataMap(get_class($object));
629 $tableName = $dataMap->getTableName();
630 if (($markAsDeleted === TRUE) && $dataMap->hasDeletedColumn()) {
631 $deletedColumnName = $dataMap->getDeletedColumnName();
632 $res = $this->storageBackend->updateRow(
633 $tableName,
634 array(
635 'uid' => $object->getUid(),
636 $deletedColumnName => 1
637 )
638 );
639 } else {
640 $res = $this->storageBackend->removeRow(
641 $tableName,
642 $object->getUid()
643 );
644 }
645 $this->referenceIndex->updateRefIndexTable($tableName, $uid);
646 }
647
648 /**
649 * Delegates the call to the Data Map.
650 * Returns TRUE if the property is persistable (configured in $TCA)
651 *
652 * @param string $className The property name
653 * @param string $propertyName The property name
654 * @return boolean TRUE if the property is persistable (configured in $TCA)
655 */
656 public function isPersistableProperty($className, $propertyName) {
657 $dataMap = $this->dataMapper->getDataMap($className);
658 return $dataMap->isPersistableProperty($propertyName);
659 }
660
661 }
662
663 ?>