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<?php |
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namespace Nimble\ElasticBundle\Doctrine\ORM; |
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use Doctrine\Common\EventSubscriber; |
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use Doctrine\ORM\Event\LifecycleEventArgs; |
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use Doctrine\ORM\Event\PostFlushEventArgs; |
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use Doctrine\ORM\Events; |
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use Doctrine\ORM\Mapping\ClassMetadata; |
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use Nimble\ElasticBundle\Synchronizer\SynchronizerManager; |
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class LifecycleEventSubscriber implements EventSubscriber |
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{ |
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const ACTION_UPDATE = "UPDATE"; |
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const ACTION_CREATE = "CREATE"; |
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const ACTION_DELETE = "DELETE"; |
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/** |
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* @var array |
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*/ |
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protected $buffer = []; |
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/** |
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* @var array |
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*/ |
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protected $identifiers = []; |
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/** |
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* @var SynchronizerManager |
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*/ |
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private $synchronizer; |
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/** |
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* @param SynchronizerManager $synchronizer |
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*/ |
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public function __construct(SynchronizerManager $synchronizer) |
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{ |
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$this->synchronizer = $synchronizer; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getSubscribedEvents() |
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{ |
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return [ |
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Events::postUpdate, |
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Events::preRemove, |
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Events::postPersist, |
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Events::postFlush |
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]; |
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} |
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/** |
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* @param PostFlushEventArgs $args |
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*/ |
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public function postFlush(PostFlushEventArgs $args) |
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{ |
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/* Restore identifiers of entities being removed, because doctrine clears them. |
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* This may have unintended consequences. |
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* See http://www.doctrine-project.org/jira/browse/DDC-1680 |
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* and https://groups.google.com/forum/#!topic/doctrine-user/bTukzq0QrSE (Pavel Horal's msg) */ |
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foreach ($this->buffer as $event) { |
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$this->restoreEntityIdentifier($event['entity']); |
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} |
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$this->identifiers = []; |
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foreach ($this->buffer as $event) { |
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switch ($event['action']) { |
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case self::ACTION_CREATE: |
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$this->synchronizer->synchronizeCreate($event['entity']); |
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break; |
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case self::ACTION_UPDATE: |
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$this->synchronizer->synchronizeUpdate($event['entity']); |
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break; |
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case self::ACTION_DELETE: |
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$this->synchronizer->synchronizeDelete($event['entity']); |
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break; |
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} |
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} |
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$this->buffer = []; |
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} |
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/** |
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* @param LifecycleEventArgs $args |
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*/ |
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public function postUpdate(LifecycleEventArgs $args) |
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{ |
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$this->buffer[] = [ |
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'action' => self::ACTION_UPDATE, |
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'entity' => $args->getEntity() |
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]; |
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} |
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/** |
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* @param LifecycleEventArgs $args |
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*/ |
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public function postPersist(LifecycleEventArgs $args) |
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{ |
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$this->buffer[] = [ |
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'action' => self::ACTION_CREATE, |
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'entity' => $args->getEntity() |
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]; |
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} |
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/** |
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* @param LifecycleEventArgs $args |
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*/ |
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public function preRemove(LifecycleEventArgs $args) |
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{ |
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$this->storeEntityIdentifier($args); |
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$this->buffer[] = [ |
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'action' => self::ACTION_DELETE, |
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'entity' => $args->getEntity(), |
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]; |
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} |
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/** |
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* @param LifecycleEventArgs $args |
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* @return array |
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*/ |
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protected function storeEntityIdentifier(LifecycleEventArgs $args) |
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{ |
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$em = $args->getEntityManager(); |
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$entity = $args->getEntity(); |
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$this->identifiers[spl_object_hash($entity)] = [ |
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$em->getUnitOfWork()->getEntityIdentifier($entity), |
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$em->getClassMetadata(get_class($entity)) |
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]; |
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} |
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/** |
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* @param object $entity |
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*/ |
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protected function restoreEntityIdentifier($entity) |
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{ |
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$hash = spl_object_hash($entity); |
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if (!isset($this->identifiers[$hash])) { |
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return; |
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} |
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/** |
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* @var ClassMetadata $class |
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* @var array $identifier |
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*/ |
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list($identifier, $class) = $this->identifiers[$hash]; |
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$class->setIdentifierValues($entity, $identifier); |
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} |
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} |
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NimbleCo /
NimbleElasticBundle
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.