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<?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 Symfony\Bundle\FrameworkBundle\Controller;
use Doctrine\Common\Persistence\ManagerRegistry;
use Psr\Container\ContainerInterface;
use Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException;
use Symfony\Component\DependencyInjection\ParameterBag\ContainerBagInterface;
use Symfony\Component\DependencyInjection\ServiceSubscriberInterface;
use Symfony\Component\Form\FormFactoryInterface;
use Symfony\Component\HttpFoundation\RequestStack;
use Symfony\Component\HttpFoundation\Session\SessionInterface;
use Symfony\Component\HttpKernel\HttpKernelInterface;
use Symfony\Component\Messenger\MessageBusInterface;
use Symfony\Component\Routing\RouterInterface;
use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
use Symfony\Component\Security\Core\Authorization\AuthorizationCheckerInterface;
use Symfony\Component\Security\Csrf\CsrfTokenManagerInterface;
use Symfony\Component\Serializer\SerializerInterface;
use Symfony\Component\Templating\EngineInterface;
use Twig\Environment;
/**
* Provides common features needed in controllers.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
abstract class AbstractController implements ServiceSubscriberInterface
{
use ControllerTrait;
/**
* @var ContainerInterface
*/
protected $container;
/**
* @internal
* @required
*/
public function setContainer(ContainerInterface $container)
{
$previous = $this->container;
$this->container = $container;
return $previous;
}
/**
* Gets a container parameter by its name.
*
* @return mixed
*
* @final
*/
protected function getParameter(string $name)
{
if (!$this->container->has('parameter_bag')) {
throw new ServiceNotFoundException('parameter_bag', null, null, array(), sprintf('The "%s::getParameter()" method is missing a parameter bag to work properly. Did you forget to register your controller as a service subscriber? This can be fixed either by using autoconfiguration or by manually wiring a "parameter_bag" in the service locator passed to the controller.', \get_class($this)));
}
return $this->container->get('parameter_bag')->get($name);
}
public static function getSubscribedServices()
{
return array(
'router' => '?'.RouterInterface::class,
'request_stack' => '?'.RequestStack::class,
'http_kernel' => '?'.HttpKernelInterface::class,
'serializer' => '?'.SerializerInterface::class,
'session' => '?'.SessionInterface::class,
'security.authorization_checker' => '?'.AuthorizationCheckerInterface::class,
'templating' => '?'.EngineInterface::class,
'twig' => '?'.Environment::class,
'doctrine' => '?'.ManagerRegistry::class,
'form.factory' => '?'.FormFactoryInterface::class,
'security.token_storage' => '?'.TokenStorageInterface::class,
'security.csrf.token_manager' => '?'.CsrfTokenManagerInterface::class,
'parameter_bag' => '?'.ContainerBagInterface::class,
'message_bus' => '?'.MessageBusInterface::class,
);
}
}