Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\node\EventSubscriber;
Chris@0: 
Chris@18: use Drupal\Core\Config\ConfigCrudEvent;
Chris@18: use Drupal\Core\Config\ConfigEvents;
Chris@0: use Drupal\Core\Config\ConfigFactoryInterface;
Chris@18: use Drupal\Core\Routing\RouteBuilderInterface;
Chris@0: use Drupal\Core\Routing\RouteSubscriberBase;
Chris@0: use Symfony\Component\Routing\RouteCollection;
Chris@0: 
Chris@0: /**
Chris@0:  * Sets the _admin_route for specific node-related routes.
Chris@0:  */
Chris@0: class NodeAdminRouteSubscriber extends RouteSubscriberBase {
Chris@0: 
Chris@0:   /**
Chris@0:    * The config factory.
Chris@0:    *
Chris@0:    * @var \Drupal\Core\Config\ConfigFactoryInterface
Chris@0:    */
Chris@0:   protected $configFactory;
Chris@0: 
Chris@0:   /**
Chris@18:    * The router builder.
Chris@18:    *
Chris@18:    * @var \Drupal\Core\Routing\RouteBuilderInterface
Chris@18:    */
Chris@18:   protected $routerBuilder;
Chris@18: 
Chris@18:   /**
Chris@0:    * Constructs a new NodeAdminRouteSubscriber.
Chris@0:    *
Chris@0:    * @param \Drupal\Core\Config\ConfigFactoryInterface $config_factory
Chris@0:    *   The config factory.
Chris@18:    * @param \Drupal\Core\Routing\RouteBuilderInterface $router_builder
Chris@18:    *   The router builder service.
Chris@0:    */
Chris@18:   public function __construct(ConfigFactoryInterface $config_factory, RouteBuilderInterface $router_builder) {
Chris@0:     $this->configFactory = $config_factory;
Chris@18:     $this->routerBuilder = $router_builder;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   protected function alterRoutes(RouteCollection $collection) {
Chris@0:     if ($this->configFactory->get('node.settings')->get('use_admin_theme')) {
Chris@0:       foreach ($collection->all() as $route) {
Chris@0:         if ($route->hasOption('_node_operation_route')) {
Chris@0:           $route->setOption('_admin_route', TRUE);
Chris@0:         }
Chris@0:       }
Chris@0:     }
Chris@0:   }
Chris@0: 
Chris@18:   /**
Chris@18:    * Rebuilds the router when node.settings:use_admin_theme is changed.
Chris@18:    *
Chris@18:    * @param \Drupal\Core\Config\ConfigCrudEvent $event
Chris@18:    */
Chris@18:   public function onConfigSave(ConfigCrudEvent $event) {
Chris@18:     if ($event->getConfig()->getName() === 'node.settings' && $event->isChanged('use_admin_theme')) {
Chris@18:       $this->routerBuilder->setRebuildNeeded();
Chris@18:     }
Chris@18:   }
Chris@18: 
Chris@18:   /**
Chris@18:    * {@inheritdoc}
Chris@18:    */
Chris@18:   public static function getSubscribedEvents() {
Chris@18:     $events = parent::getSubscribedEvents();
Chris@18:     $events[ConfigEvents::SAVE][] = ['onConfigSave', 0];
Chris@18:     return $events;
Chris@18:   }
Chris@18: 
Chris@0: }