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class EntityLoad in GraphQL 8.4

Loads a single entity.

Plugin annotation


@DataProducer(
  id = "entity_load",
  name = @Translation("Load entity"),
  description = @Translation("Loads a single entity."),
  produces = @ContextDefinition("entity",
    label = @Translation("Entity")
  ),
  consumes = {
    "type" = @ContextDefinition("string",
      label = @Translation("Entity type")
    ),
    "id" = @ContextDefinition("string",
      label = @Translation("Identifier"),
      required = FALSE
    ),
    "language" = @ContextDefinition("string",
      label = @Translation("Entity language"),
      required = FALSE
    ),
    "bundles" = @ContextDefinition("string",
      label = @Translation("Entity bundle(s)"),
      multiple = TRUE,
      required = FALSE
    ),
    "access" = @ContextDefinition("boolean",
      label = @Translation("Check access"),
      required = FALSE,
      default_value = TRUE
    ),
    "access_user" = @ContextDefinition("entity:user",
      label = @Translation("User"),
      required = FALSE,
      default_value = NULL
    ),
    "access_operation" = @ContextDefinition("string",
      label = @Translation("Operation"),
      required = FALSE,
      default_value = "view"
    )
  }
)

Hierarchy

Expanded class hierarchy of EntityLoad

File

src/Plugin/GraphQL/DataProducer/Entity/EntityLoad.php, line 61

Namespace

Drupal\graphql\Plugin\GraphQL\DataProducer\Entity
View source 
class EntityLoad extends DataProducerPluginBase implements ContainerFactoryPluginInterface {

  /**
   * The entity type manager service.
   *
   * @var \Drupal\Core\Entity\EntityTypeManagerInterface
   */
  protected $entityTypeManager;

  /**
   * The entity repository service.
   *
   * @var \Drupal\Core\Entity\EntityRepositoryInterface
   */
  protected $entityRepository;

  /**
   * The entity buffer service.
   *
   * @var \Drupal\graphql\GraphQL\Buffers\EntityBuffer
   */
  protected $entityBuffer;

  /**
   * {@inheritdoc}
   *
   * @codeCoverageIgnore
   */
  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
    return new static($configuration, $plugin_id, $plugin_definition, $container
      ->get('entity_type.manager'), $container
      ->get('entity.repository'), $container
      ->get('graphql.buffer.entity'));
  }

  /**
   * EntityLoad constructor.
   *
   * @param array $configuration
   *   The plugin configuration array.
   * @param string $pluginId
   *   The plugin id.
   * @param array $pluginDefinition
   *   The plugin definition array.
   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entityTypeManager
   *   The entity type manager service.
   * @param \Drupal\Core\Entity\EntityRepositoryInterface $entityRepository
   *   The entity repository service.
   * @param \Drupal\graphql\GraphQL\Buffers\EntityBuffer $entityBuffer
   *   The entity buffer service.
   *
   * @codeCoverageIgnore
   */
  public function __construct(array $configuration, $pluginId, array $pluginDefinition, EntityTypeManagerInterface $entityTypeManager, EntityRepositoryInterface $entityRepository, EntityBuffer $entityBuffer) {
    parent::__construct($configuration, $pluginId, $pluginDefinition);
    $this->entityTypeManager = $entityTypeManager;
    $this->entityRepository = $entityRepository;
    $this->entityBuffer = $entityBuffer;
  }

  /**
   * Resolver.
   *
   * @param string $type
   * @param string $id
   * @param string|null $language
   * @param array|null $bundles
   * @param bool|null $access
   * @param \Drupal\Core\Session\AccountInterface|null $accessUser
   * @param string|null $accessOperation
   * @param \Drupal\graphql\GraphQL\Execution\FieldContext $context
   *
   * @return \GraphQL\Deferred
   */
  public function resolve($type, $id, ?string $language, ?array $bundles, ?bool $access, ?AccountInterface $accessUser, ?string $accessOperation, FieldContext $context) {
    $resolver = $this->entityBuffer
      ->add($type, $id);
    return new Deferred(function () use ($type, $language, $bundles, $resolver, $context, $access, $accessUser, $accessOperation) {
      if (!($entity = $resolver())) {

        // If there is no entity with this id, add the list cache tags so that
        // the cache entry is purged whenever a new entity of this type is
        // saved.
        $type = $this->entityTypeManager
          ->getDefinition($type);

        /** @var \Drupal\Core\Entity\EntityTypeInterface $type */
        $tags = $type
          ->getListCacheTags();
        $context
          ->addCacheTags($tags);
        return NULL;
      }
      $context
        ->addCacheableDependency($entity);
      if (isset($bundles) && !in_array($entity
        ->bundle(), $bundles)) {

        // If the entity is not among the allowed bundles, don't return it.
        return NULL;
      }

      // Get the correct translation.
      if (isset($language) && $language !== $entity
        ->language()
        ->getId() && $entity instanceof TranslatableInterface) {
        $entity = $entity
          ->getTranslation($language);
        $entity
          ->addCacheContexts([
          "static:language:{$language}",
        ]);
      }

      // Check if the passed user (or current user if none is passed) has access
      // to the entity, if not return NULL.
      if ($access) {

        /** @var \Drupal\Core\Access\AccessResultInterface $accessResult */
        $accessResult = $entity
          ->access($accessOperation, $accessUser, TRUE);
        $context
          ->addCacheableDependency($accessResult);
        if (!$accessResult
          ->isAllowed()) {
          return NULL;
        }
      }
      return $entity;
    });
  }

}

Members

Namesort descending Modifiers Type Description Overrides
ContextAwarePluginBase::$context protected property The data objects representing the context of this plugin.
ContextAwarePluginBase::$contexts Deprecated private property Data objects representing the contexts passed in the plugin configuration.
ContextAwarePluginBase::contextHandler protected function Wraps the context handler.
ContextAwarePluginBase::createContextFromConfiguration protected function Overrides ContextAwarePluginBase::createContextFromConfiguration
ContextAwarePluginBase::getCacheContexts public function The cache contexts associated with this object. Overrides CacheableDependencyInterface::getCacheContexts 9
ContextAwarePluginBase::getCacheMaxAge public function The maximum age for which this object may be cached. Overrides CacheableDependencyInterface::getCacheMaxAge 7
ContextAwarePluginBase::getCacheTags public function The cache tags associated with this object. Overrides CacheableDependencyInterface::getCacheTags 4
ContextAwarePluginBase::getContext public function This code is identical to the Component in order to pick up a different Context class. Overrides ContextAwarePluginBase::getContext
ContextAwarePluginBase::getContextMapping public function Gets a mapping of the expected assignment names to their context names. Overrides ContextAwarePluginInterface::getContextMapping
ContextAwarePluginBase::getContexts public function Gets the defined contexts. Overrides ContextAwarePluginInterface::getContexts
ContextAwarePluginBase::getContextValue public function Gets the value for a defined context. Overrides ContextAwarePluginInterface::getContextValue
ContextAwarePluginBase::setContext public function Set a context on this plugin. Overrides ContextAwarePluginBase::setContext
ContextAwarePluginBase::setContextMapping public function Sets a mapping of the expected assignment names to their context names. Overrides ContextAwarePluginInterface::setContextMapping
ContextAwarePluginBase::setContextValue public function Sets the value for a defined context. Overrides ContextAwarePluginBase::setContextValue
ContextAwarePluginBase::validateContexts public function Validates the set values for the defined contexts. Overrides ContextAwarePluginInterface::validateContexts
ContextAwarePluginBase::__get public function Implements magic __get() method.
DataProducerPluginBase::getContextDefinition public function Overrides ContextAwarePluginBase::getContextDefinition
DataProducerPluginBase::getContextDefinitions public function Gets the context definitions of the plugin. Overrides ContextAwarePluginBase::getContextDefinitions
DataProducerPluginBase::resolveField public function Resolves the queried field with the given context. Overrides DataProducerPluginInterface::resolveField
DataProducerPluginCachingTrait::edgeCachePrefix public function
DataProducerPluginCachingTrait::getContextValues abstract public function
DependencySerializationTrait::$_entityStorages protected property An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds protected property An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep public function 1
DependencySerializationTrait::__wakeup public function 2
EntityLoad::$entityBuffer protected property The entity buffer service.
EntityLoad::$entityRepository protected property The entity repository service.
EntityLoad::$entityTypeManager protected property The entity type manager service.
EntityLoad::create public static function @codeCoverageIgnore Overrides ContainerFactoryPluginInterface::create
EntityLoad::resolve public function Resolver.
EntityLoad::__construct public function EntityLoad constructor. Overrides ContextAwarePluginBase::__construct
PluginBase::$configuration protected property Configuration information passed into the plugin. 1
PluginBase::$pluginDefinition protected property The plugin implementation definition. 1
PluginBase::$pluginId protected property The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR constant A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId public function Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId public function Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition public function Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition 3
PluginBase::getPluginId public function Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
PluginBase::isConfigurable public function Determines if the plugin is configurable.
StringTranslationTrait::$stringTranslation protected property The string translation service. 1
StringTranslationTrait::formatPlural protected function Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals protected function Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation protected function Gets the string translation service.
StringTranslationTrait::setStringTranslation public function Sets the string translation service to use. 2
StringTranslationTrait::t protected function Translates a string to the current language or to a given language.
TypedDataTrait::$typedDataManager protected property The typed data manager used for creating the data types.
TypedDataTrait::getTypedDataManager public function Gets the typed data manager. 2
TypedDataTrait::setTypedDataManager public function Sets the typed data manager. 2