Benjamin Eberlei
commit
bb47e90696
94
lib/Doctrine/ORM/Tools/ResolveTargetEntityListener.php
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94
lib/Doctrine/ORM/Tools/ResolveTargetEntityListener.php
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<?php
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/*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information, see
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* <http://www.doctrine-project.org>.
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*/
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namespace Doctrine\ORM\Tools;
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use Doctrine\ORM\Event\LoadClassMetadataEventArgs;
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use Doctrine\ORM\Mapping\ClassMetadata;
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/**
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* ResolveTargetEntityListener
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*
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* Mechanism to overwrite interfaces or classes specified as association
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* targets.
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*
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* @author Benjamin Eberlei <kontakt@beberlei.de>
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* @since 2.2
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*/
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class ResolveTargetEntityListener
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{
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/**
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* @var array
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*/
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private $resolveTargetEntities = array();
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/**
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* Add a target-entity class name to resolve to a new class name.
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*
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* @param string $originalEntity
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* @param string $newEntity
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* @param array $mapping
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* @return void
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*/
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public function addResolveTargetEntity($originalEntity, $newEntity, array $mapping)
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{
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$mapping['targetEntity'] = ltrim($newEntity, "\\");
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$this->resolveTargetEntities[ltrim($originalEntity, "\\")] = $mapping;
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}
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/**
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* Process event and resolve new target entity names.
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*
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* @param LoadClassMetadataEventArgs $args
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* @return void
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*/
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public function loadClassMetadata(LoadClassMetadataEventArgs $args)
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{
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$cm = $args->getClassMetadata();
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foreach ($cm->associationMappings as $assocName => $mapping) {
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if (isset($this->resolveTargetEntities[$mapping['targetEntity']])) {
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$this->remapAssociation($cm, $mapping);
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}
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}
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}
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private function remapAssociation($classMetadata, $mapping)
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{
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$newMapping = $this->resolveTargetEntities[$mapping['targetEntity']];
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$newMapping = array_replace_recursive($mapping, $newMapping);
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$newMapping['fieldName'] = $mapping['fieldName'];
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unset($classMetadata->associationMappings[$mapping['fieldName']]);
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switch ($mapping['type']) {
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case ClassMetadata::MANY_TO_MANY:
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$classMetadata->mapManyToMany($newMapping);
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break;
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case ClassMetadata::MANY_TO_ONE:
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$classMetadata->mapManyToOne($newMapping);
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break;
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case ClassMetadata::ONE_TO_MANY:
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$classMetadata->mapOneToMany($newMapping);
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break;
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case ClassMetadata::ONE_TO_ONE:
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$classMetadata->mapOneToOne($newMapping);
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break;
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}
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}
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}
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<?php
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namespace Doctrine\Tests\ORM\Tools;
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use Doctrine\ORM\Events;
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use Doctrine\ORM\Mapping\ClassMetadataFactory;
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use Doctrine\ORM\Tools\ResolveTargetEntityListener;
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require_once __DIR__ . '/../../TestInit.php';
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class ResolveTargetEntityListenerTest extends \Doctrine\Tests\OrmTestCase
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{
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/**
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* @var EntityManager
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*/
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private $em = null;
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/**
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* @var ResolveTargetEntityListener
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*/
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private $listener = null;
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/**
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* @var ClassMetadataFactory
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*/
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private $factory = null;
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public function setUp()
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{
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$annotationDriver = $this->createAnnotationDriver();
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$this->em = $this->_getTestEntityManager();
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$this->em->getConfiguration()->setMetadataDriverImpl($annotationDriver);
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$this->factory = new ClassMetadataFactory;
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$this->factory->setEntityManager($this->em);
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$this->listener = new ResolveTargetEntityListener;
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}
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/**
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* @group DDC-1544
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*/
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public function testResolveTargetEntityListenerCanResolveTargetEntity()
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{
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$evm = $this->em->getEventManager();
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$this->listener->addResolveTargetEntity(
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'Doctrine\Tests\ORM\Tools\ResolveTargetInterface',
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'Doctrine\Tests\ORM\Tools\ResolveTargetEntity',
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array()
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);
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$this->listener->addResolveTargetEntity(
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'Doctrine\Tests\ORM\Tools\TargetInterface',
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'Doctrine\Tests\ORM\Tools\TargetEntity',
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array()
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);
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$evm->addEventListener(Events::loadClassMetadata, $this->listener);
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$cm = $this->factory->getMetadataFor('Doctrine\Tests\ORM\Tools\ResolveTargetEntity');
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$meta = $cm->associationMappings;
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$this->assertSame('Doctrine\Tests\ORM\Tools\TargetEntity', $meta['manyToMany']['targetEntity']);
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$this->assertSame('Doctrine\Tests\ORM\Tools\ResolveTargetEntity', $meta['manyToOne']['targetEntity']);
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$this->assertSame('Doctrine\Tests\ORM\Tools\ResolveTargetEntity', $meta['oneToMany']['targetEntity']);
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$this->assertSame('Doctrine\Tests\ORM\Tools\TargetEntity', $meta['oneToOne']['targetEntity']);
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}
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}
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interface ResolveTargetInterface
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{
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public function getId();
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}
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interface TargetInterface extends ResolveTargetInterface
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{
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}
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/**
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* @Entity
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*/
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class ResolveTargetEntity implements ResolveTargetInterface
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{
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/**
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* @Id
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* @Column(type="integer")
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* @GeneratedValue(strategy="AUTO")
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*/
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private $id;
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/**
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* @ManyToMany(targetEntity="Doctrine\Tests\ORM\Tools\TargetInterface")
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*/
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private $manyToMany;
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/**
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* @ManyToOne(targetEntity="Doctrine\Tests\ORM\Tools\ResolveTargetInterface", inversedBy="oneToMany")
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*/
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private $manyToOne;
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/**
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* @OneToMany(targetEntity="Doctrine\Tests\ORM\Tools\ResolveTargetInterface", mappedBy="manyToOne")
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*/
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private $oneToMany;
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/**
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* @OneToOne(targetEntity="Doctrine\Tests\ORM\Tools\TargetInterface")
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* @JoinColumn(name="target_entity_id", referencedColumnName="id")
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*/
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private $oneToOne;
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public function getId()
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{
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return $this->id;
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}
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}
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/**
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* @Entity
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*/
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class TargetEntity implements TargetInterface
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{
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/**
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* @Id
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* @Column(type="integer")
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* @GeneratedValue(strategy="AUTO")
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*/
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private $id;
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public function getId()
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{
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return $this->id;
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}
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}
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