start_sf5_project_reboot/app/src/EventSubscriber/ControllerSubscriber.php

52 lines
1.5 KiB
PHP

<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace App\EventSubscriber;
use App\Twig\SourceCodeExtension;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\HttpKernel\Event\ControllerEvent;
use Symfony\Component\HttpKernel\KernelEvents;
/**
* Defines the method that 'listens' to the 'kernel.controller' event, which is
* triggered whenever a controller is executed in the application.
*
* @author Ryan Weaver <weaverryan@gmail.com>
* @author Javier Eguiluz <javier.eguiluz@gmail.com>
*/
class ControllerSubscriber implements EventSubscriberInterface
{
private $twigExtension;
public function __construct(SourceCodeExtension $twigExtension)
{
$this->twigExtension = $twigExtension;
}
public static function getSubscribedEvents(): array
{
return [
KernelEvents::CONTROLLER => 'registerCurrentController',
];
}
public function registerCurrentController(ControllerEvent $event): void
{
// this check is needed because in Symfony a request can perform any
// number of sub-requests. See
// https://symfony.com/doc/current/components/http_kernel.html#sub-requests
if ($event->isMasterRequest()) {
$this->twigExtension->setController($event->getController());
}
}
}