Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\views\Plugin\Menu;
Chris@0: 
Chris@0: use Drupal\Core\Menu\MenuLinkBase;
Chris@0: use Drupal\Core\Entity\EntityManagerInterface;
Chris@0: use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
Chris@0: use Drupal\views\ViewExecutableFactory;
Chris@0: use Symfony\Component\DependencyInjection\ContainerInterface;
Chris@0: 
Chris@0: /**
Chris@0:  * Defines menu links provided by views.
Chris@0:  *
Chris@0:  * @see \Drupal\views\Plugin\Derivative\ViewsMenuLink
Chris@0:  */
Chris@0: class ViewsMenuLink extends MenuLinkBase implements ContainerFactoryPluginInterface {
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   protected $overrideAllowed = [
Chris@0:     'menu_name' => 1,
Chris@0:     'parent' => 1,
Chris@0:     'weight' => 1,
Chris@0:     'expanded' => 1,
Chris@0:     'enabled' => 1,
Chris@0:     'title' => 1,
Chris@0:     'description' => 1,
Chris@0:   ];
Chris@0: 
Chris@0:   /**
Chris@0:    * The entity manager.
Chris@0:    *
Chris@0:    * @var \Drupal\Core\Entity\EntityManagerInterface
Chris@0:    */
Chris@0:   protected $entityManager;
Chris@0: 
Chris@0:   /**
Chris@0:    * The view executable factory.
Chris@0:    *
Chris@0:    * @var \Drupal\views\ViewExecutableFactory
Chris@0:    */
Chris@0:   protected $viewExecutableFactory;
Chris@0: 
Chris@0:   /**
Chris@0:    * The view executable of the menu link.
Chris@0:    *
Chris@0:    * @var \Drupal\views\ViewExecutable
Chris@0:    */
Chris@0:   protected $view;
Chris@0: 
Chris@0:   /**
Chris@0:    * Constructs a new ViewsMenuLink.
Chris@0:    *
Chris@0:    * @param array $configuration
Chris@0:    *   A configuration array containing information about the plugin instance.
Chris@0:    * @param string $plugin_id
Chris@0:    *   The plugin_id for the plugin instance.
Chris@0:    * @param mixed $plugin_definition
Chris@0:    *   The plugin implementation definition.
Chris@0:    * @param \Drupal\Core\Entity\EntityManagerInterface $entity_manager
Chris@0:    *   The entity manager
Chris@0:    * @param \Drupal\views\ViewExecutableFactory $view_executable_factory
Chris@0:    *   The view executable factory
Chris@0:    */
Chris@0:   public function __construct(array $configuration, $plugin_id, $plugin_definition, EntityManagerInterface $entity_manager, ViewExecutableFactory $view_executable_factory) {
Chris@0:     parent::__construct($configuration, $plugin_id, $plugin_definition);
Chris@0: 
Chris@0:     $this->entityManager = $entity_manager;
Chris@0:     $this->viewExecutableFactory = $view_executable_factory;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
Chris@0:     return new static(
Chris@0:       $configuration,
Chris@0:       $plugin_id,
Chris@0:       $plugin_definition,
Chris@0:       $container->get('entity.manager'),
Chris@0:       $container->get('views.executable')
Chris@0:     );
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Initializes the proper view.
Chris@0:    *
Chris@0:    * @return \Drupal\views\ViewExecutable
Chris@0:    *   The view executable.
Chris@0:    */
Chris@0:   public function loadView() {
Chris@0:     if (empty($this->view)) {
Chris@0:       $metadata = $this->getMetaData();
Chris@0:       $view_id = $metadata['view_id'];
Chris@0:       $display_id = $metadata['display_id'];
Chris@0:       $view_entity = $this->entityManager->getStorage('view')->load($view_id);
Chris@0:       $view = $this->viewExecutableFactory->get($view_entity);
Chris@0:       $view->setDisplay($display_id);
Chris@0:       $view->initDisplay();
Chris@0:       $this->view = $view;
Chris@0:     }
Chris@0:     return $this->view;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function getTitle() {
Chris@0:     // @todo Get the translated value from the config without instantiating the
Chris@0:     //   view. https://www.drupal.org/node/2310379
Chris@0:     return $this->loadView()->display_handler->getOption('menu')['title'];
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function getDescription() {
Chris@0:     return $this->loadView()->display_handler->getOption('menu')['description'];
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function isExpanded() {
Chris@0:     return (bool) $this->loadView()->display_handler->getOption('menu')['expanded'];
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function updateLink(array $new_definition_values, $persist) {
Chris@0:     $overrides = array_intersect_key($new_definition_values, $this->overrideAllowed);
Chris@0:     // Update the definition.
Chris@0:     $this->pluginDefinition = $overrides + $this->pluginDefinition;
Chris@0:     if ($persist) {
Chris@0:       $view = $this->loadView();
Chris@0:       $display = &$view->storage->getDisplay($view->current_display);
Chris@0:       // Just save the title to the original view.
Chris@0:       $changed = FALSE;
Chris@0:       foreach ($overrides as $key => $new_definition_value) {
Chris@0:         if (empty($display['display_options']['menu'][$key]) || $display['display_options']['menu'][$key] != $new_definition_value) {
Chris@0:           $display['display_options']['menu'][$key] = $new_definition_value;
Chris@0:           $changed = TRUE;
Chris@0:         }
Chris@0:       }
Chris@0:       if ($changed) {
Chris@0:         // @todo Improve this to not trigger a full rebuild of everything, if we
Chris@0:         //   just changed some properties. https://www.drupal.org/node/2310389
Chris@0:         $view->storage->save();
Chris@0:       }
Chris@0:     }
Chris@0:     return $this->pluginDefinition;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function isDeletable() {
Chris@0:     return TRUE;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function deleteLink() {
Chris@0:   }
Chris@0: 
Chris@0: }