<?php

/*

 * This file is part of the Symfony framework.

 *

 * (c) Fabien Potencier <fabien@symfony.com>

 *

 * This source file is subject to the MIT license that is bundled

 * with this source code in the file LICENSE.

 */

namespace Symfony\Bundle\SecurityBundle\Security;

use Symfony\Component\Security\Http\FirewallMapInterface;

use Symfony\Component\HttpFoundation\Request;

use Symfony\Component\DependencyInjection\ContainerInterface;

/**

 * This is a lazy-loading firewall map implementation

 *

 * Listeners will only be initialized if we really need them.

 *

 * @author Johannes M. Schmitt <schmittjoh@gmail.com>

 */

class FirewallMap implements FirewallMapInterface

{

    protected $container;

    protected $map;

    public function __construct(ContainerInterface $container, array $map)

    {

        $this->container = $container;

        $this->map = $map;

    }

    public function getListeners(Request $request)

    {

        foreach ($this->map as $contextId => $requestMatcher) {

            if (null === $requestMatcher || $requestMatcher->matches($request)) {

                return $this->container->get($contextId)->getContext();

            }

        }

        return array(array(), null);

    }

}