--- /dev/null
+<?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\Component\HttpKernel\Controller;
+
+use Psr\Container\ContainerInterface;
+use Psr\Log\LoggerInterface;
+use Symfony\Component\DependencyInjection\Container;
+use Symfony\Component\HttpFoundation\Request;
+
+/**
+ * A controller resolver searching for a controller in a psr-11 container when using the "service:method" notation.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
+ */
+class ContainerControllerResolver extends ControllerResolver
+{
+ protected $container;
+
+ public function __construct(ContainerInterface $container, LoggerInterface $logger = null)
+ {
+ $this->container = $container;
+
+ parent::__construct($logger);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getController(Request $request)
+ {
+ $controller = parent::getController($request);
+
+ if (is_array($controller) && isset($controller[0]) && is_string($controller[0]) && $this->container->has($controller[0])) {
+ $controller[0] = $this->instantiateController($controller[0]);
+ }
+
+ return $controller;
+ }
+
+ /**
+ * Returns a callable for the given controller.
+ *
+ * @param string $controller A Controller string
+ *
+ * @return mixed A PHP callable
+ *
+ * @throws \LogicException When the name could not be parsed
+ * @throws \InvalidArgumentException When the controller class does not exist
+ */
+ protected function createController($controller)
+ {
+ if (false !== strpos($controller, '::')) {
+ return parent::createController($controller);
+ }
+
+ $method = null;
+ if (1 == substr_count($controller, ':')) {
+ // controller in the "service:method" notation
+ list($controller, $method) = explode(':', $controller, 2);
+ }
+
+ if (!$this->container->has($controller)) {
+ $this->throwExceptionIfControllerWasRemoved($controller);
+
+ throw new \LogicException(sprintf('Controller not found: service "%s" does not exist.', $controller));
+ }
+
+ $service = $this->container->get($controller);
+ if (null !== $method) {
+ return array($service, $method);
+ }
+
+ if (!method_exists($service, '__invoke')) {
+ throw new \LogicException(sprintf('Controller "%s" cannot be called without a method name. Did you forget an "__invoke" method?', $controller));
+ }
+
+ return $service;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function instantiateController($class)
+ {
+ if ($this->container->has($class)) {
+ return $this->container->get($class);
+ }
+
+ try {
+ return parent::instantiateController($class);
+ } catch (\ArgumentCountError $e) {
+ } catch (\ErrorException $e) {
+ } catch (\TypeError $e) {
+ }
+
+ $this->throwExceptionIfControllerWasRemoved($class, $e);
+
+ throw $e;
+ }
+
+ /**
+ * @param string $controller
+ * @param \Exception|\Throwable|null $previous
+ */
+ private function throwExceptionIfControllerWasRemoved($controller, $previous = null)
+ {
+ if ($this->container instanceof Container && isset($this->container->getRemovedIds()[$controller])) {
+ throw new \LogicException(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);
+ }
+ }
+}