147 lines
4.8 KiB
PHP
147 lines
4.8 KiB
PHP
<?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 MIT license. For more information, see
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* <http://www.doctrine-project.org>.
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*/
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namespace Doctrine\ORM\Cache;
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use Doctrine\ORM\Query;
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use Doctrine\ORM\Cache\EntityCacheKey;
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use Doctrine\ORM\Mapping\ClassMetadata;
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use Doctrine\ORM\EntityManagerInterface;
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use Doctrine\ORM\Cache\EntityCacheEntry;
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/**
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* Default hydrator cache for entities
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*
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* @since 2.5
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* @author Fabio B. Silva <fabio.bat.silva@gmail.com>
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*/
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class DefaultEntityHydrator implements EntityHydrator
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{
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/**
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* @var \Doctrine\ORM\EntityManager
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*/
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private $em;
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/**
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* @var \Doctrine\ORM\UnitOfWork
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*/
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private $uow;
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/**
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* @var array
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*/
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private static $hints = array(Query::HINT_CACHE_ENABLED => true);
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/**
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* @param \Doctrine\ORM\EntityManagerInterface $em The entity manager.
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*/
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public function __construct(EntityManagerInterface $em)
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{
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$this->em = $em;
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$this->uow = $em->getUnitOfWork();
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}
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/**
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* {@inheritdoc}
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*/
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public function buildCacheEntry(ClassMetadata $metadata, EntityCacheKey $key, $entity)
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{
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$data = $this->uow->getOriginalEntityData($entity);
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$data = array_merge($data, $key->identifier); // why update has no identifier values ?
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foreach ($metadata->associationMappings as $name => $assoc) {
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if ( ! isset($data[$name])) {
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continue;
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}
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if ( ! isset($assoc['cache']) || ! ($assoc['type'] & ClassMetadata::TO_ONE)) {
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unset($data[$name]);
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continue;
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}
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if ( ! isset($assoc['id'])) {
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$data[$name] = $this->uow->getEntityIdentifier($data[$name]);
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continue;
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}
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// handle association identifier
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$targetId = is_object($data[$name]) && $this->em->getMetadataFactory()->hasMetadataFor(get_class($data[$name]))
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? $this->uow->getEntityIdentifier($data[$name])
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: $data[$name];
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// @TODO - fix it !
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// handle UnitOfWork#createEntity hash generation
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if ( ! is_array($targetId)) {
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$data[reset($assoc['joinColumnFieldNames'])] = $targetId;
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$targetEntity = $this->em->getClassMetadata($assoc['targetEntity']);
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$targetId = array($targetEntity->identifier[0] => $targetId);
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}
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$data[$name] = $targetId;
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}
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return new EntityCacheEntry($metadata->name, $data);
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}
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/**
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* {@inheritdoc}
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*/
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public function loadCacheEntry(ClassMetadata $metadata, EntityCacheKey $key, EntityCacheEntry $entry, $entity = null)
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{
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$data = $entry->data;
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$hints = self::$hints;
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if ($entity !== null) {
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$hints[Query::HINT_REFRESH] = true;
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$hints[Query::HINT_REFRESH_ENTITY] = $entity;
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}
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foreach ($metadata->associationMappings as $name => $assoc) {
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if ( ! isset($assoc['cache']) || ! isset($data[$name])) {
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continue;
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}
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$assocId = $data[$name];
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$assocPersister = $this->uow->getEntityPersister($assoc['targetEntity']);
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$assocRegion = $assocPersister->getCacheRegion();
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$assocEntry = $assocRegion->get(new EntityCacheKey($assoc['targetEntity'], $assocId));
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if ($assocEntry === null) {
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return null;
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}
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$data[$name] = $assoc['fetch'] === ClassMetadata::FETCH_EAGER || ($assoc['type'] === ClassMetadata::ONE_TO_ONE && ! $assoc['isOwningSide'])
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? $this->uow->createEntity($assocEntry->class, $assocEntry->data, $hints)
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: $this->em->getReference($assocEntry->class, $assocId);
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}
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if ($entity !== null) {
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$this->uow->registerManaged($entity, $key->identifier, $data);
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}
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return $this->uow->createEntity($entry->class, $data, $hints);
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}
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}
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