function ContentEntityNormalizer::normalize

File

core/modules/hal/src/Normalizer/ContentEntityNormalizer.php, line 69

Class

ContentEntityNormalizer

Converts the Drupal entity object structure to a HAL array structure.

Namespace

Code

public function normalize($entity, $format = NULL, array $context = []) {
  $context += [
    'account' => NULL,
    'included_fields' => NULL,
  ];
  // Create the array of normalized fields, starting with the URI.
  /** @var \Drupal\Core\Entity\ContentEntityInterface $entity */
  $normalized = [
    '_links' => [
      'self' => [
        'href' => $this->getEntityUri($entity),
      ],
      'type' => [
        'href' => $this->linkManager
          ->getTypeUri($entity->getEntityTypeId(), $entity->bundle(), $context),
      ],
    ],
  ];
  $field_items = TypedDataInternalPropertiesHelper::getNonInternalProperties($entity->getTypedData());
  // If the fields to use were specified, only output those field values.
  if (isset($context['included_fields'])) {
    $field_items = array_intersect_key($field_items, array_flip($context['included_fields']));
  }
  foreach ($field_items as $field) {
    // Continue if the current user does not have access to view this field.
    if (!$field->access('view', $context['account'])) {
      continue;
    }
    $normalized_property = $this->serializer
      ->normalize($field, $format, $context);
    $normalized = NestedArray::mergeDeep($normalized, $normalized_property);
  }
  return $normalized;
}