vendor/easycorp/easyadmin-bundle/src/EventListener/ControllerListener.php line 37

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  1. <?php
  3. namespace EasyCorp\Bundle\EasyAdminBundle\EventListener;
  5. use EasyCorp\Bundle\EasyAdminBundle\Configuration\ConfigManager;
  6. use Symfony\Component\HttpKernel\Controller\ControllerResolverInterface;
  7. use Symfony\Component\HttpKernel\Event\FilterControllerEvent;
  8. use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
  9. use Symfony\Component\HttpKernel\Kernel;
  11. /**
  12.  * Sets the right controller to be executed when entities define custom
  13.  * controllers.
  14.  *
  15.  * @author Yonel Ceruto <yonelceruto@gmail.com>
  16.  */
  17. class ControllerListener
  18. {
  19.     /** @var ConfigManager */
  20.     private $configManager;
  21.     /** @var ControllerResolverInterface */
  22.     private $resolver;
  24.     public function __construct(ConfigManager $configManager, ControllerResolverInterface $resolver)
  25.     {
  26.         $this->configManager = $configManager;
  27.         $this->resolver = $resolver;
  28.     }
  30.     /**
  31.      * Exchange default admin controller by custom entity admin controller.
  32.      *
  33.      * @param FilterControllerEvent $event
  34.      *
  35.      * @throws NotFoundHttpException
  36.      */
  37.     public function onKernelController(FilterControllerEvent $event)
  38.     {
  39.         $request = $event->getRequest();
  40.         if ('easyadmin' !== $request->attributes->get('_route')) {
  41.             return;
  42.         }
  44.         $currentController = $event->getController();
  45.         // if the controller is defined in a class, $currentController is an array
  46.         // otherwise do nothing because it's a Closure (rare but possible in Symfony)
  47.         if (!\is_array($currentController)) {
  48.             return;
  49.         }
  51.         // this condition happens when accessing the backend homepage, which
  52.         // then redirects to the 'list' action of the first configured entity.
  53.         if (null === $entityName = $request->query->get('entity')) {
  54.             return;
  55.         }
  57.         $entity = $this->configManager->getEntityConfig($entityName);
  59.         // if the entity doesn't define a custom controller, do nothing
  60.         if (!isset($entity['controller'])) {
  61.             return;
  62.         }
  64.         // build the full controller name using the 'class::method' syntax
  65.         $controllerMethod = $currentController[1];
  66.         $customController = $entity['controller'].'::'.$controllerMethod;
  68.         $request->attributes->set('_controller', $customController);
  69.         $newController = $this->resolver->getController($request);
  71.         if (false === $newController) {
  72.             throw new NotFoundHttpException(\sprintf('Unable to find the controller for path "%s". Check the "controller" configuration of the "%s" entity in your EasyAdmin backend.', $request->getPathInfo(), $entityName));
  73.         }
  75.         $event->setController($newController);
  76.     }
  77. }