public function JsonApiDocumentTopLevelNormalizer::normalize in JSON:API 8

Same name and namespace in other branches

1. 8.2 src/Normalizer/JsonApiDocumentTopLevelNormalizer.php \Drupal\jsonapi\Normalizer\JsonApiDocumentTopLevelNormalizer::normalize()

File

src/Normalizer/JsonApiDocumentTopLevelNormalizer.php, line 169

Class

JsonApiDocumentTopLevelNormalizer

Normalizes the top-level document according to the JSON API specification.

Namespace

Drupal\jsonapi\Normalizer

Code

public function normalize($object, $format = NULL, array $context = []) {
  $data = $object
    ->getData();
  if (empty($context['expanded'])) {
    $context += $this
      ->expandContext($context['request'], $context['resource_type']);
  }
  if ($data instanceof EntityReferenceFieldItemListInterface) {
    $normalizer_values = [
      $this->serializer
        ->normalize($data, $format, $context),
    ];
    $link_context = [
      'link_manager' => $this->linkManager,
    ];
    return new JsonApiDocumentTopLevelNormalizerValue($normalizer_values, $context, $link_context, FALSE);
  }
  $is_collection = $data instanceof EntityCollection;
  $include_count = $context['resource_type']
    ->includeCount();

  // To improve the logical workflow deal with an array at all times.
  $entities = $is_collection ? $data
    ->toArray() : [
    $data,
  ];
  $context['has_next_page'] = $is_collection ? $data
    ->hasNextPage() : FALSE;
  if ($include_count) {
    $context['total_count'] = $is_collection ? $data
      ->getTotalCount() : 1;
  }
  $serializer = $this->serializer;
  $normalizer_values = array_map(function ($entity) use ($format, $context, $serializer) {
    return $serializer
      ->normalize($entity, $format, $context);
  }, $entities);
  $link_context = [
    'link_manager' => $this->linkManager,
    'has_next_page' => $context['has_next_page'],
  ];
  if ($include_count) {
    $link_context['total_count'] = $context['total_count'];
  }
  return new JsonApiDocumentTopLevelNormalizerValue($normalizer_values, $context, $link_context, $is_collection);
}