ContainerControllerResolver.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 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 <fabien@symfony.com>
 * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
 */
class ContainerControllerResolver extends ControllerResolver {
    public function __construct(ContainerInterface $container, ?LoggerInterface $logger = null) {
        parent::__construct($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 $previous) : void {
        if ($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);
        }
    }

}