2 /***************************************************************
5 * (c) 2009 Jochen Rau <jochen.rau@typoplanet.de>
8 * This class is a backport of the corresponding class of FLOW3.
9 * All credits go to the v5 team.
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.
17 * The GNU General Public License can be found at
18 * http://www.gnu.org/copyleft/gpl.html.
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.
25 * This copyright notice MUST APPEAR in all copies of the script!
26 ***************************************************************/
29 * The Extbase Persistence Manager
32 * @subpackage Persistence
33 * @version $Id: Manager.php 2293 2009-05-20 18:14:45Z robert $
36 class Tx_Extbase_Persistence_Manager
implements Tx_Extbase_Persistence_ManagerInterface
, t3lib_Singleton
{
39 * @var Tx_Extbase_Persistence_BackendInterface
44 * @var Tx_Extbase_Persistence_Session
49 * @var Tx_Extbase_Object_ManagerInterface
51 protected $objectManager;
54 * This is an array of registered repository class names.
58 protected $repositoryClassNames = array();
61 * Injects the Persistence Backend
63 * @param Tx_Extbase_Persistence_BackendInterface $backend The persistence backend
67 public function injectBackend(Tx_Extbase_Persistence_BackendInterface
$backend) {
68 $this->backend
= $backend;
73 * Injects the Persistence Session
75 * @param Tx_Extbase_Persistence_Session $session The persistence session
79 public function injectSession(Tx_Extbase_Persistence_Session
$session) {
80 $this->session
= $session;
84 * Injects the object manager
86 * @param Tx_Extbase_Object_ManagerInterface $objectManager
89 public function injectObjectManager(Tx_Extbase_Object_ManagerInterface
$objectManager) {
90 $this->objectManager
= $objectManager;
94 * Returns the current persistence session
96 * @return Tx_Extbase_Persistence_Session
99 public function getSession() {
100 return $this->session
;
104 * Returns the persistence backend
106 * @return Tx_Extbase_Persistence_BackendInterface
108 public function getBackend() {
109 return $this->backend
;
113 * Registers a repository
115 * @param string $className The class name of the repository to be reigistered
118 public function registerRepositoryClassName($className) {
119 $this->repositoryClassNames
[] = $className;
123 * Returns all repository class names
125 * @return array An array holding the registered repository class names
127 public function getRepositoryClassNames() {
128 return $this->repositoryClassNames
;
132 * Commits new objects and changes to objects in the current persistence
133 * session into the backend
138 public function persistAll() {
139 $aggregateRootObjects = new Tx_Extbase_Persistence_ObjectStorage();
140 $removedObjects = new Tx_Extbase_Persistence_ObjectStorage();
142 // fetch and inspect objects from all known repositories
143 $repositoryClassNames = $this->getRepositoryClassNames();
144 foreach ($repositoryClassNames as $repositoryClassName) {
145 $repository = $this->objectManager
->getObject($repositoryClassName);
146 $aggregateRootObjects->addAll($repository->getAddedObjects());
147 $removedObjects->addAll($repository->getRemovedObjects());
150 $aggregateRootObjects->addAll($this->session
->getReconstitutedObjects());
152 // hand in only aggregate roots, leaving handling of subobjects to
153 // the underlying storage layer
154 $this->backend
->setAggregateRootObjects($aggregateRootObjects);
155 $this->backend
->setDeletedObjects($removedObjects);
156 $this->backend
->commit();
158 // this needs to unregister more than just those, as at least some of
159 // the subobjects are supposed to go away as well...
160 // OTOH those do no harm, changes to the unused ones should not happen,
161 // so all they do is eat some memory.
162 foreach($removedObjects as $removedObject) {
163 $this->session
->unregisterReconstitutedObject($removedObject);