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<?php
namespace Drupal\jsonapi\JsonApiResource;
use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Entity\RevisionableInterface;
use Drupal\jsonapi\ResourceType\ResourceType;
/**
* Value object decorating a ResourceObject; only its label is available.
*
* @internal JSON:API maintains no PHP API. The API is the HTTP API. This class
* may change at any time and could break any dependencies on it.
*
* @see https://www.drupal.org/project/drupal/issues/3032787
* @see jsonapi.api.php
*/
final class LabelOnlyResourceObject extends ResourceObject {
/**
* The entity represented by this resource object.
*
* @var \Drupal\Core\Entity\EntityInterface
*/
protected $entity;
/**
* {@inheritdoc}
*/
public static function createFromEntity(ResourceType $resource_type, EntityInterface $entity, ?LinkCollection $links = NULL) {
$resource_object = new static(
$entity,
$resource_type,
$entity->uuid(),
$resource_type->isVersionable() && $entity instanceof RevisionableInterface ? $entity->getRevisionId() : NULL,
static::extractFieldsFromEntity($resource_type, $entity),
static::buildLinksFromEntity($resource_type, $entity, $links ?: new LinkCollection([]))
);
$resource_object->setEntity($entity);
return $resource_object;
}
/**
* Gets the decorated entity.
*
* @return \Drupal\Core\Entity\EntityInterface
* The label for which to only normalize its label.
*/
public function getEntity() {
return $this->entity;
}
/**
* Sets the underlying entity.
*
* @param \Drupal\Core\Entity\EntityInterface $entity
* An entity.
*/
protected function setEntity(EntityInterface $entity) {
$this->entity = $entity;
}
/**
* {@inheritdoc}
*/
protected static function extractFieldsFromEntity(ResourceType $resource_type, EntityInterface $entity) {
$fields = parent::extractFieldsFromEntity($resource_type, $entity);
$public_label_field_name = $resource_type->getPublicName(static::getLabelFieldName($entity));
return array_intersect_key($fields, [$public_label_field_name => TRUE]);
}
}
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