Phraseanet/lib/Alchemy/Phrasea/Authentication/PersistentCookie/Manager.php

<?php

/*
 * This file is part of Phraseanet
 *
 * (c) 2005-2013 Alchemy
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Alchemy\Phrasea\Authentication\PersistentCookie;

use Alchemy\Phrasea\Authentication\Phrasea\PasswordEncoder;
use Doctrine\ORM\EntityManager;
use Entities\Session;

class Manager
{
    private $browser;
    private $encoder;
    private $em;

    public function __construct(PasswordEncoder $encoder, EntityManager $em, \Browser $browser)
    {
        $this->browser = $browser;
        $this->encoder = $encoder;
        $this->em = $em;
    }

    /**
     * Returns a Session give a cookie value
     *
     * @param string $cookieValue
     * 
     * @return false|Session
     */
    public function getSession($cookieValue)
    {
        $session = $this->em
            ->getRepository('Entities\Session')
            ->findOneBy(array('token' => $cookieValue));

        if (!$session) {
            return false;
        }

        $string = sprintf('%s_%s', $this->browser->getBrowser(), $this->browser->getPlatform());
        if (!$this->encoder->isPasswordValid($session->getToken(), $string, $session->getNonce())) {
            return false;
        }

        return $session;
    }
}