Mercurial > hg > isophonics-drupal-site
view core/modules/serialization/src/EntityResolver/UuidResolver.php @ 17:129ea1e6d783
Update, including to Drupal core 8.6.10
author | Chris Cannam |
---|---|
date | Thu, 28 Feb 2019 13:21:36 +0000 |
parents | 4c8ae668cc8c |
children |
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<?php namespace Drupal\serialization\EntityResolver; use Drupal\Core\Entity\EntityRepositoryInterface; use Symfony\Component\Serializer\Normalizer\NormalizerInterface; /** * Resolves entities from data that contains an entity UUID. */ class UuidResolver implements EntityResolverInterface { /** * The entity repository. * * @var \Drupal\Core\Entity\EntityRepositoryInterface */ protected $entityRepository; /** * Constructs a UuidResolver object. * * @param \Drupal\Core\Entity\EntityRepositoryInterface $entity_repository * The entity repository. */ public function __construct(EntityRepositoryInterface $entity_repository) { $this->entityRepository = $entity_repository; } /** * {@inheritdoc} */ public function resolve(NormalizerInterface $normalizer, $data, $entity_type) { // The normalizer is what knows the specification of the data being // deserialized. If it can return a UUID from that data, and if there's an // entity with that UUID, then return its ID. if (($normalizer instanceof UuidReferenceInterface) && ($uuid = $normalizer->getUuid($data))) { if ($entity = $this->entityRepository->loadEntityByUuid($entity_type, $uuid)) { return $entity->id(); } } return NULL; } }