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<?php |
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namespace steevanb\DoctrineReadOnlyHydrator\EventSubscriber; |
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use Doctrine\Common\EventSubscriber; |
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use Doctrine\Common\Persistence\Event\LifecycleEventArgs; |
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use Doctrine\ORM\Event\PreFlushEventArgs; |
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use Doctrine\ORM\Events; |
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use steevanb\DoctrineReadOnlyHydrator\Entity\ReadOnlyEntityInterface; |
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use steevanb\DoctrineReadOnlyHydrator\Exception\ReadOnlyEntityCantBeFlushedException; |
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use steevanb\DoctrineReadOnlyHydrator\Exception\ReadOnlyEntityCantBePersistedException; |
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class ReadOnlySubscriber implements EventSubscriber |
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{ |
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/** |
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* @return array |
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*/ |
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public function getSubscribedEvents() |
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{ |
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return array(Events::prePersist, Events::preFlush); |
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} |
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/** |
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* @param LifecycleEventArgs $args |
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* @throws ReadOnlyEntityCantBePersistedException |
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*/ |
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public function prePersist(LifecycleEventArgs $args) |
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{ |
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if ($this->isReadOnlyEntity($args->getObject())) { |
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throw new ReadOnlyEntityCantBePersistedException($args->getObject()); |
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} |
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} |
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/** |
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* @param PreFlushEventArgs $args |
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* @throws ReadOnlyEntityCantBeFlushedException |
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*/ |
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public function preFlush(PreFlushEventArgs $args) |
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{ |
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$unitOfWork = $args->getEntityManager()->getUnitOfWork(); |
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$entities = array_merge( |
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$unitOfWork->getScheduledEntityInsertions(), |
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$unitOfWork->getScheduledEntityUpdates(), |
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$unitOfWork->getScheduledEntityDeletions() |
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); |
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foreach ($entities as $entity) { |
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if ($this->isReadOnlyEntity($entity)) { |
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throw new ReadOnlyEntityCantBeFlushedException($entity); |
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} |
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} |
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} |
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/** |
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* @param object $entity |
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* @return bool |
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*/ |
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protected function isReadOnlyEntity($entity) |
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{ |
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return $entity instanceof ReadOnlyEntityInterface; |
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} |
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} |
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steevanb /
doctrine-read-only-hydrator
