<?php

/**

 * Zend Framework

 *

 * LICENSE

 *

 * This source file is subject to the new BSD license that is bundled

 * with this package in the file LICENSE.txt.

 * It is also available through the world-wide-web at this URL:

 * http://framework.zend.com/license/new-bsd

 * If you did not receive a copy of the license and are unable to

 * obtain it through the world-wide-web, please send an email

 * to license@zend.com so we can send you a copy immediately.

 *

 * @category   Zend

 * @package    Zend_Serializer

 * @subpackage Adapter

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 * @version    $Id: PhpCode.php 20574 2010-01-24 17:39:14Z mabe $

 */

/** @see Zend_Serializer_Adapter_AdapterAbstract */

require_once 'Zend/Serializer/Adapter/AdapterAbstract.php';

/**

 * @category   Zend

 * @package    Zend_Serializer

 * @subpackage Adapter

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 */

class Zend_Serializer_Adapter_PhpCode extends Zend_Serializer_Adapter_AdapterAbstract

{

    /**

     * Serialize PHP using var_export

     * 

     * @param  mixed $value 

     * @param  array $opts 

     * @return string

     */

    public function serialize($value, array $opts = array())

    {

        return var_export($value, true);

    }

    /**

     * Deserialize PHP string

     *

     * Warning: this uses eval(), and should likely be avoided.

     * 

     * @param  string $code 

     * @param  array $opts 

     * @return mixed

     * @throws Zend_Serializer_Exception on eval error

     */

    public function unserialize($code, array $opts = array())

    {

        $eval = @eval('$ret=' . $code . ';');

        if ($eval === false) {

                $lastErr = error_get_last();

                require_once 'Zend/Serializer/Exception.php';

                throw new Zend_Serializer_Exception('eval failed: ' . $lastErr['message']);

        }

        return $ret;

    }

}