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<?php |
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namespace steevanb\DoctrineReadOnlyHydrator\EventSubscriber; |
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use Doctrine\ORM\Event\OnClassMetadataNotFoundEventArgs; |
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use steevanb\DoctrineReadOnlyHydrator\Hydrator\SimpleObjectHydrator; |
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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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/** @return array */ |
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public function getSubscribedEvents() |
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{ |
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return [ |
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Events::prePersist, |
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Events::preFlush, |
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Events::onClassMetadataNotFound, |
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Events::postLoad |
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]; |
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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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/** @param OnClassMetadataNotFoundEventArgs $eventArgs */ |
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public function onClassMetadataNotFound(OnClassMetadataNotFoundEventArgs $eventArgs) |
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{ |
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try { |
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if (class_implements( |
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$eventArgs->getClassName(), |
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'steevanb\\DoctrineReadOnlyHydrator\\Entity\\ReadOnlyEntityInterface' |
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)) { |
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$eventArgs->setFoundMetadata( |
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$eventArgs->getObjectManager()->getClassMetadata(get_parent_class($eventArgs->getClassName())) |
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); |
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} |
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} catch (\Exception $exception) {} |
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} |
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/** @param LifecycleEventArgs $eventArgs */ |
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public function postLoad(LifecycleEventArgs $eventArgs) |
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{ |
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if ($eventArgs->getObject() instanceof ReadOnlyEntityInterface) { |
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// add ReadOnlyProxy to classMetada list |
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// without it, you can't use Doctrine automatic id finder |
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// like $queryBuilder->setParameter('foo', $foo) |
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// instead of $queryBuilder->setParameter('foo', $foo->getId()) |
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$eventArgs->getObjectManager()->getClassMetadata(get_class($eventArgs->getObject())); |
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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 |
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$entity instanceof ReadOnlyEntityInterface |
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|| isset($entity->{SimpleObjectHydrator::READ_ONLY_PROPERTY}); |
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} |
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} |
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steevanb /
doctrine-read-only-hydrator
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