public function FieldItemNormalizer::denormalize in Drupal 8

Same name in this branch

1. 8 core/modules/jsonapi/src/Normalizer/FieldItemNormalizer.php \Drupal\jsonapi\Normalizer\FieldItemNormalizer::denormalize()
2. 8 core/modules/hal/src/Normalizer/FieldItemNormalizer.php \Drupal\hal\Normalizer\FieldItemNormalizer::denormalize()
3. 8 core/modules/serialization/src/Normalizer/FieldItemNormalizer.php \Drupal\serialization\Normalizer\FieldItemNormalizer::denormalize()

Same name and namespace in other branches

1. 9 core/modules/jsonapi/src/Normalizer/FieldItemNormalizer.php \Drupal\jsonapi\Normalizer\FieldItemNormalizer::denormalize()

File

core/modules/jsonapi/src/Normalizer/FieldItemNormalizer.php, line 90

Class

FieldItemNormalizer

Converts the Drupal field item object to a JSON:API array structure.

Namespace

Drupal\jsonapi\Normalizer

Code

public function denormalize($data, $class, $format = NULL, array $context = []) {
  $item_definition = $context['field_definition']
    ->getItemDefinition();
  assert($item_definition instanceof FieldItemDataDefinitionInterface);
  $field_item = $this
    ->getFieldItemInstance($context['resource_type'], $item_definition);
  $this
    ->checkForSerializedStrings($data, $class, $field_item);
  $property_definitions = $item_definition
    ->getPropertyDefinitions();
  $serialized_property_names = $this
    ->getCustomSerializedPropertyNames($field_item);
  $denormalize_property = function ($property_name, $property_value, $property_value_class, $format, $context) use ($serialized_property_names) {
    if ($this->serializer
      ->supportsDenormalization($property_value, $property_value_class, $format, $context)) {
      return $this->serializer
        ->denormalize($property_value, $property_value_class, $format, $context);
    }
    else {
      if (in_array($property_name, $serialized_property_names, TRUE)) {
        $property_value = serialize($property_value);
      }
      return $property_value;
    }
  };

  // Because e.g. the 'bundle' entity key field requires field values to not
  // be expanded to an array of all properties, we special-case single-value
  // properties.
  if (!is_array($data)) {

    // The NULL normalization means there is no value, hence we can return
    // early. Note that this is not just an optimization but a necessity for
    // field types without main properties (such as the "map" field type).
    if ($data === NULL) {
      return $data;
    }
    $property_value = $data;
    $property_name = $item_definition
      ->getMainPropertyName();
    $property_value_class = $property_definitions[$property_name]
      ->getClass();
    return $denormalize_property($property_name, $property_value, $property_value_class, $format, $context);
  }
  $data_internal = [];
  if (!empty($property_definitions)) {
    foreach ($data as $property_name => $property_value) {
      $property_value_class = $property_definitions[$property_name]
        ->getClass();
      $data_internal[$property_name] = $denormalize_property($property_name, $property_value, $property_value_class, $format, $context);
    }
  }
  else {
    $data_internal = $data;
  }
  return $data_internal;
}