* * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\HttpKernel\Controller; use Psr\Container\ContainerInterface; use Psr\Log\LoggerInterface; use Symfony\Component\DependencyInjection\Container; /** * A controller resolver searching for a controller in a psr-11 container when using the "service::method" notation. * * @author Fabien Potencier * @author Maxime Steinhausser */ class ContainerControllerResolver extends ControllerResolver { protected $container; public function __construct(ContainerInterface $container, LoggerInterface $logger = null) { $this->container = $container; parent::__construct($logger); } protected function instantiateController(string $class): object { $class = ltrim($class, '\\'); if ($this->container->has($class)) { return $this->container->get($class); } try { return parent::instantiateController($class); } catch (\Error $e) { } $this->throwExceptionIfControllerWasRemoved($class, $e); if ($e instanceof \ArgumentCountError) { throw new \InvalidArgumentException(sprintf('Controller "%s" has required constructor arguments and does not exist in the container. Did you forget to define the controller as a service?', $class), 0, $e); } throw new \InvalidArgumentException(sprintf('Controller "%s" does neither exist as service nor as class.', $class), 0, $e); } private function throwExceptionIfControllerWasRemoved(string $controller, \Throwable $previous) { if ($this->container instanceof Container && isset($this->container->getRemovedIds()[$controller])) { throw new \InvalidArgumentException(sprintf('Controller "%s" cannot be fetched from the container because it is private. Did you forget to tag the service with "controller.service_arguments"?', $controller), 0, $previous); } } }