Same name in other branches

1. 8.9.x core/modules/hal/src/Normalizer/ContentEntityNormalizer.php \Drupal\hal\Normalizer\ContentEntityNormalizer::denormalize()

Implements \Symfony\Component\Serializer\Normalizer\DenormalizerInterface::denormalize().

Parameters

array $data: Entity data to restore.

string $class: Unused parameter.

string $format: Format the given data was extracted from.

array $context: Options available to the denormalizer. Keys that can be used:

• request_method: if set to "patch" the denormalization will clear out all default values for entity fields before applying $data to the entity.

Return value

\Drupal\Core\Entity\EntityInterface An unserialized entity object containing the data in $data.

Throws

\Symfony\Component\Serializer\Exception\UnexpectedValueException

File

core/modules/hal/src/Normalizer/ContentEntityNormalizer.php, line 126

Class

ContentEntityNormalizer

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

Namespace

Drupal\hal\Normalizer

Code

public function denormalize($data, $class, $format = NULL, array $context = []) {
    // Get type, necessary for determining which bundle to create.
    if (!isset($data['_links']['type'])) {
        throw new UnexpectedValueException('The type link relation must be specified.');
    }
    // Create the entity.
    $typed_data_ids = $this->getTypedDataIds($data['_links']['type'], $context);
    $entity_type = $this->getEntityTypeDefinition($typed_data_ids['entity_type']);
    $default_langcode_key = $entity_type->getKey('default_langcode');
    $langcode_key = $entity_type->getKey('langcode');
    $values = [];
    // Figure out the language to use.
    if (isset($data[$default_langcode_key])) {
        // Find the field item for which the default_langcode value is set to 1 and
        // set the langcode the right default language.
        foreach ($data[$default_langcode_key] as $item) {
            if (!empty($item['value']) && isset($item['lang'])) {
                $values[$langcode_key] = $item['lang'];
                break;
            }
        }
        // Remove the default langcode so it does not get iterated over below.
        unset($data[$default_langcode_key]);
    }
    if ($entity_type->hasKey('bundle')) {
        $bundle_key = $entity_type->getKey('bundle');
        $values[$bundle_key] = $typed_data_ids['bundle'];
        // Unset the bundle key from data, if it's there.
        unset($data[$bundle_key]);
    }
    $entity = $this->entityTypeManager
        ->getStorage($typed_data_ids['entity_type'])
        ->create($values);
    // Remove links from data array.
    unset($data['_links']);
    // Get embedded resources and remove from data array.
    $embedded = [];
    if (isset($data['_embedded'])) {
        $embedded = $data['_embedded'];
        unset($data['_embedded']);
    }
    // Flatten the embedded values.
    foreach ($embedded as $relation => $field) {
        $field_ids = $this->linkManager
            ->getRelationInternalIds($relation);
        if (!empty($field_ids)) {
            $field_name = $field_ids['field_name'];
            $data[$field_name] = $field;
        }
    }
    $this->denormalizeFieldData($data, $entity, $format, $context);
    // Pass the names of the fields whose values can be merged.
    // @todo https://www.drupal.org/node/2456257 remove this.
    $entity->_restSubmittedFields = array_keys($data);
    return $entity;
}

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