EntityReferenceItemNormalizer.php in Replication 8

Namespace

Drupal\replication\Normalizer

File

src/Normalizer/EntityReferenceItemNormalizer.php

<?php

namespace Drupal\replication\Normalizer;

use Drupal\Core\Entity\ContentEntityInterface;
use Drupal\Core\Entity\FieldableEntityStorageInterface;
use Drupal\file\FileInterface;
use Drupal\serialization\Normalizer\FieldItemNormalizer;
class EntityReferenceItemNormalizer extends FieldItemNormalizer {

  /**
   * The interface or class that this Normalizer supports.
   *
   * @var string
   */
  protected $supportedInterfaceOrClass = 'Drupal\\Core\\Field\\Plugin\\Field\\FieldType\\EntityReferenceItem';

  /**
   * @var string[]
   */
  protected $format = [
    'json',
  ];

  /**
   * {@inheritdoc}
   */
  public function normalize($field, $format = NULL, array $context = []) {
    $value = $field
      ->getValue();
    $target_type = $field
      ->getFieldDefinition()
      ->getSetting('target_type');
    $storage = \Drupal::entityTypeManager()
      ->getStorage($target_type);
    if (!$storage instanceof FieldableEntityStorageInterface) {
      return $value;
    }
    $taget_id = isset($value['target_id']) ? $value['target_id'] : NULL;
    if ($taget_id === NULL) {
      return $value;
    }
    $referenced_entity = $storage
      ->load($taget_id);
    if (!$referenced_entity instanceof ContentEntityInterface) {
      return $value;
    }
    $field_info = [
      'entity_type_id' => $target_type,
      'target_uuid' => $referenced_entity
        ->uuid(),
    ];

    // Add username to the field info for user entity type.
    if ($target_type === 'user' && ($username = $referenced_entity
      ->getUsername())) {
      $field_info['username'] = $username;
    }
    if ($referenced_entity instanceof FileInterface) {
      $file_info = $value;
      unset($file_info['target_id']);
      $field_info += $file_info;
      $field_info['uri'] = $referenced_entity
        ->getFileUri();
      $field_info['filename'] = $referenced_entity
        ->getFilename();
      $field_info['filesize'] = $referenced_entity
        ->getSize();
      $field_info['filemime'] = $referenced_entity
        ->getMimeType();
    }
    $bundle_key = $referenced_entity
      ->getEntityType()
      ->getKey('bundle');
    $bundle = $referenced_entity
      ->bundle();
    if ($bundle_key && $bundle) {
      $field_info[$bundle_key] = $bundle;
    }
    return $field_info;
  }

}

Classes

Name	Description
EntityReferenceItemNormalizer