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