/**
* {@inheritdoc}
*/
public function denormalize($data, $class, $format = NULL, array $context = [])
{
// Get the entity type ID while letting context override the $class param.
$entity_type_id = !empty($context['entity_type']) ? $context['entity_type'] : $this->entityManager->getEntityTypeFromClass($class);
/** @var \Drupal\Core\Entity\EntityTypeInterface $entity_type_definition */
// Get the entity type definition.
$entity_type_definition = $this->entityManager->getDefinition($entity_type_id, FALSE);
// Don't try to create an entity without an entity type id.
if (!$entity_type_definition) {
throw new UnexpectedValueException(sprintf('The specified entity type "%s" does not exist. A valid etnity type is required for denormalization', $entity_type_id));
}
// The bundle property will be required to denormalize a bundleable entity.
if ($entity_type_definition->hasKey('bundle')) {
$bundle_key = $entity_type_definition->getKey('bundle');
// Get the base field definitions for this entity type.
$base_field_definitions = $this->entityManager->getBaseFieldDefinitions($entity_type_id);
// Get the ID key from the base field definition for the bundle key or
// default to 'value'.
$key_id = isset($base_field_definitions[$bundle_key]) ? $base_field_definitions[$bundle_key]->getFieldStorageDefinition()->getMainPropertyName() : 'value';
// Normalize the bundle if it is not explicitly set.
$data[$bundle_key] = isset($data[$bundle_key][0][$key_id]) ? $data[$bundle_key][0][$key_id] : (isset($data[$bundle_key]) ? $data[$bundle_key] : NULL);
// Get the bundle entity type from the entity type definition.
$bundle_type_id = $entity_type_definition->getBundleEntityType();
$bundle_types = $bundle_type_id ? $this->entityManager->getStorage($bundle_type_id)->getQuery()->execute() : [];
// Make sure a bundle has been provided.
if (!is_string($data[$bundle_key])) {
throw new UnexpectedValueException('A string must be provided as a bundle value.');
}
// Make sure the submitted bundle is a valid bundle for the entity type.
if ($bundle_types && !in_array($data[$bundle_key], $bundle_types)) {
throw new UnexpectedValueException(sprintf('"%s" is not a valid bundle type for denormalization.', $data[$bundle_key]));
}
}
// Create the entity from data.
$entity = $this->entityManager->getStorage($entity_type_id)->create($data);
// 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 $entity;
}
/**
* {@inheritdoc}
*/
public function getEntityTypeFromClass($class_name)
{
return $this->entityManager->getEntityTypeFromClass($class_name);
}
