src/Hitso/Bundle/CommonBundle/Serializer/EntityNormalizer.php line 56

Open in your IDE?
  1. <?php
  3. declare(strict_types=1);
  5. /**
  6.  * @author Piotr Kowalski <piotr.kowalski@autentika.pl>
  7.  * date: 2018-02-15 14:52
  8.  */
  10. namespace Hitso\Bundle\CommonBundle\Serializer;
  12. use Doctrine\ORM\EntityManagerInterface;
  13. use Hitso\Bundle\CommonBundle\Entity\EntityInterface;
  14. use Hitso\Bundle\CommonBundle\Serializer\Extractor\EntityExtractor;
  15. use Symfony\Component\PropertyAccess\PropertyAccessorInterface;
  16. use Symfony\Component\Serializer\Mapping\Factory\ClassMetadataFactoryInterface;
  17. use Symfony\Component\Serializer\NameConverter\NameConverterInterface;
  18. use Symfony\Component\Serializer\Normalizer\ObjectNormalizer;
  19. use Webmozart\Assert\Assert;
  21. /**
  22.  * Class ContentNormalizer.
  23.  */
  24. class EntityNormalizer extends ObjectNormalizer
  25. {
  26.     /**
  27.      * @var EntityManagerInterface
  28.      */
  29.     protected $entityManager;
  31.     /**
  32.      * ContentNormalizer constructor.
  33.      *
  34.      * @param ClassMetadataFactoryInterface|null $classMetadataFactory
  35.      * @param NameConverterInterface|null        $nameConverter
  36.      * @param PropertyAccessorInterface|null     $propertyAccessor
  37.      * @param EntityExtractor|null               $propTypeExtractor
  38.      */
  39.     public function __construct(
  40.         ClassMetadataFactoryInterface $classMetadataFactory = null,
  41.         NameConverterInterface $nameConverter = null,
  42.         PropertyAccessorInterface $propertyAccessor = null,
  43.         EntityExtractor $propTypeExtractor = null,
  44.         EntityManagerInterface $entityManager = null
  45.     ) {
  46.         parent::__construct($classMetadataFactory, $nameConverter, $propertyAccessor, $propTypeExtractor);
  48.         Assert::notNull($entityManager);
  49.         $this->entityManager = $entityManager;
  51.         $this
  52.             ->setCircularReferenceLimit(1)
  53.             ->setCircularReferenceHandler(
  54.                 function (EntityInterface $entity) {
  55.                     return $entity->getId();
  56.                 }
  57.             );
  58.     }
  60.     /**
  61.      * {@inheritdoc}
  62.      */
  63.     public function supportsDenormalization($data, $type, $format = null)
  64.     {
  65.         return is_a($type, EntityInterface::class, true);
  66.     }
  68.     /**
  69.      * {@inheritdoc}
  70.      */
  71.     public function supportsNormalization($data, $format = null)
  72.     {
  73.         return $data instanceof EntityInterface;
  74.     }
  76.     /**
  77.      * {@inheritdoc}
  78.      */
  79.     public function denormalize($data, $class, $format = null, array $context = [])
  80.     {
  81.         if (!empty($data['attributes'])) {
  82.             $data = $data['attributes'];
  83.         }
  85.         $metadata          = $this->entityManager->getClassMetadata($class);
  86.         $idFieldName       = $metadata->getSingleIdentifierFieldName();
  87.         $allowedAttributes = $this->getAllowedAttributes($class, $context, true);
  89.         if (in_array($idFieldName, $allowedAttributes) && !empty($data[$idFieldName])) {
  90.             $idValue = $data[$idFieldName];
  92.             $entity = $this->entityManager
  93.                 ->getRepository($class)
  94.                 ->findOneBy([$idFieldName => $idValue]);
  96.             if ($entity) {
  97.                 return $entity;
  98.             }
  100.             unset($data[$idFieldName]);
  101.         }
  103.         return parent::denormalize($data, $class, $format, $context);
  104.     }
  106.     public function normalize($object, $format = null, array $context = [])
  107.     {
  108.         /* @var Element $object */
  109.         return [
  110.             'id'         => $object->getId(),
  111.             'attributes' => parent::normalize($object, $format, $context),
  112.         ];
  113.     }
  114. }