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class EntityTestController in Zircon Profile 8.0

Same name and namespace in other branches
  1. 8 core/modules/system/tests/modules/entity_test/src/Controller/EntityTestController.php \Drupal\entity_test\Controller\EntityTestController

Controller routines for entity_test routes.

Hierarchy

Expanded class hierarchy of EntityTestController

File

core/modules/system/tests/modules/entity_test/src/Controller/EntityTestController.php, line 19
Contains \Drupal\entity_test\Controller\EntityTestController.

Namespace

Drupal\entity_test\Controller
View source 
class EntityTestController extends ControllerBase {

  /**
   * The entity query factory.
   *
   * @var \Drupal\Core\Entity\Query\QueryFactory
   */
  protected $entityQueryFactory;

  /**
   * Constructs a new EntityTestController.
   *
   * @param \Drupal\Core\Entity\Query\QueryFactory
   *   The entity query factory.
   */
  public function __construct(QueryFactory $entity_query_factory) {
    $this->entityQueryFactory = $entity_query_factory;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('entity.query'));
  }

  /**
   * Displays the 'Add new entity_test' form.
   *
   * @param string $entity_type_id
   *   Name of the entity type for which a create form should be displayed.
   *
   * @return array
   *   The processed form for a new entity_test.
   *
   * @see \Drupal\entity_test\Routing\EntityTestRoutes::routes()
   */
  public function testAdd($entity_type_id) {
    $entity = entity_create($entity_type_id, array());
    $form = $this
      ->entityFormBuilder()
      ->getForm($entity);
    $form['#title'] = $this
      ->t('Create an @type', array(
      '@type' => $entity_type_id,
    ));
    return $form;
  }

  /**
   * Returns an empty page.
   *
   * @see \Drupal\entity_test\Routing\EntityTestRoutes::routes()
   */
  public function testAdmin() {
    return [];
  }

  /**
   * List entity_test entities referencing the given entity.
   *
   * @param string $entity_reference_field_name
   *   The name of the entity_reference field to use in the query.
   * @param string $referenced_entity_type
   *   The type of the entity being referenced.
   * @param int $referenced_entity_id
   *   The ID of the entity being referenced.
   *
   * @return array
   *   A renderable array.
   */
  public function listReferencingEntities($entity_reference_field_name, $referenced_entity_type, $referenced_entity_id) {

    // Early return if the referenced entity does not exist (or is deleted).
    $referenced_entity = $this
      ->entityManager()
      ->getStorage($referenced_entity_type)
      ->load($referenced_entity_id);
    if ($referenced_entity === NULL) {
      return array();
    }
    $query = $this->entityQueryFactory
      ->get('entity_test')
      ->condition($entity_reference_field_name . '.target_id', $referenced_entity_id);
    $entities = $this
      ->entityManager()
      ->getStorage('entity_test')
      ->loadMultiple($query
      ->execute());
    return $this
      ->entityManager()
      ->getViewBuilder('entity_test')
      ->viewMultiple($entities, 'full');
  }

  /**
   * List entities of the given entity type labels, sorted alphabetically.
   *
   * @param string $entity_type_id
   *   The type of the entity being listed.
   *
   * @return array
   *   A renderable array.
   */
  public function listEntitiesAlphabetically($entity_type_id) {
    $entity_type_definition = $this
      ->entityManager()
      ->getDefinition($entity_type_id);
    $query = $this->entityQueryFactory
      ->get($entity_type_id);

    // Sort by label field, if any.
    if ($label_field = $entity_type_definition
      ->getKey('label')) {
      $query
        ->sort($label_field);
    }
    $entities = $this
      ->entityManager()
      ->getStorage($entity_type_id)
      ->loadMultiple($query
      ->execute());
    $cache_tags = [];
    $labels = [];
    foreach ($entities as $entity) {
      $labels[] = $entity
        ->label();
      $cache_tags = Cache::mergeTags($cache_tags, $entity
        ->getCacheTags());
    }

    // Always associate the list cache tag, otherwise the cached empty result
    // wouldn't be invalidated. This would continue to show nothing matches the
    // query, even though a newly created entity might match the query.
    $cache_tags = Cache::mergeTags($cache_tags, $entity_type_definition
      ->getListCacheTags());
    return [
      '#theme' => 'item_list',
      '#items' => $labels,
      '#title' => $entity_type_id . ' entities',
      '#cache' => [
        'contexts' => $entity_type_definition
          ->getListCacheContexts(),
        'tags' => $cache_tags,
      ],
    ];
  }

  /**
   * Empty list of entities of the given entity type.
   *
   * Empty because no entities match the query. That may seem contrived, but it
   * is an excellent way for testing whether an entity's list cache tags are
   * working as expected.
   *
   * @param string $entity_type_id
   *   The type of the entity being listed.
   *
   * @return array
   *   A renderable array.
   */
  public function listEntitiesEmpty($entity_type_id) {
    $entity_type_definition = $this
      ->entityManager()
      ->getDefinition($entity_type_id);
    return [
      '#theme' => 'item_list',
      '#items' => [],
      '#cache' => [
        'contexts' => $entity_type_definition
          ->getListCacheContexts(),
        'tags' => $entity_type_definition
          ->getListCacheTags(),
      ],
    ];
  }

}

Members

Namesort descending Modifiers Type Description Overrides
ControllerBase::$configFactory protected property The configuration factory.
ControllerBase::$currentUser protected property The current user service. 1
ControllerBase::$entityFormBuilder protected property The entity form builder.
ControllerBase::$entityManager protected property The entity manager. 1
ControllerBase::$entityTypeManager protected property The entity type manager.
ControllerBase::$formBuilder protected property The form builder. 3
ControllerBase::$keyValue protected property The key-value storage. 1
ControllerBase::$languageManager protected property The language manager. 1
ControllerBase::$moduleHandler protected property The module handler. 2
ControllerBase::$stateService protected property The state service.
ControllerBase::cache protected function Returns the requested cache bin.
ControllerBase::config protected function Retrieves a configuration object.
ControllerBase::container private function Returns the service container.
ControllerBase::currentUser protected function Returns the current user. 1
ControllerBase::entityFormBuilder protected function Retrieves the entity form builder.
ControllerBase::entityManager Deprecated protected function Retrieves the entity manager service. 1
ControllerBase::entityTypeManager protected function Retrieves the entity type manager.
ControllerBase::formBuilder protected function Returns the form builder service. 3
ControllerBase::keyValue protected function Returns a key/value storage collection. 1
ControllerBase::languageManager protected function Returns the language manager service. 1
ControllerBase::moduleHandler protected function Returns the module handler. 2
ControllerBase::state protected function Returns the state storage service.
EntityTestController::$entityQueryFactory protected property The entity query factory.
EntityTestController::create public static function Instantiates a new instance of this class. Overrides ControllerBase::create
EntityTestController::listEntitiesAlphabetically public function List entities of the given entity type labels, sorted alphabetically.
EntityTestController::listEntitiesEmpty public function Empty list of entities of the given entity type.
EntityTestController::listReferencingEntities public function List entity_test entities referencing the given entity.
EntityTestController::testAdd public function Displays the 'Add new entity_test' form.
EntityTestController::testAdmin public function Returns an empty page.
EntityTestController::__construct public function Constructs a new EntityTestController.
LinkGeneratorTrait::$linkGenerator protected property The link generator. 1
LinkGeneratorTrait::getLinkGenerator protected function Returns the link generator.
LinkGeneratorTrait::l protected function Renders a link to a route given a route name and its parameters.
LinkGeneratorTrait::setLinkGenerator public function Sets the link generator service.
RedirectDestinationTrait::$redirectDestination protected property The redirect destination service.
RedirectDestinationTrait::getDestinationArray protected function Prepares a 'destination' URL query parameter for use with \Drupal\Core\Url.
RedirectDestinationTrait::getRedirectDestination protected function Returns the redirect destination service.
RedirectDestinationTrait::setRedirectDestination public function Sets the redirect destination service.
StringTranslationTrait::$stringTranslation protected property The string translation service.
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.
UrlGeneratorTrait::$urlGenerator protected property The url generator.
UrlGeneratorTrait::getUrlGenerator protected function Returns the URL generator service.
UrlGeneratorTrait::redirect protected function Returns a redirect response object for the specified route.
UrlGeneratorTrait::setUrlGenerator public function Sets the URL generator service.
UrlGeneratorTrait::url protected function Generates a URL or path for a specific route based on the given parameters.