<?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_Validate * @copyright  Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com) * @license    http://framework.zend.com/license/new-bsd     New BSD License * @version    $Id: Identical.php 8118 2008-02-18 16:10:32Z matthew $ *//** Zend_Validate_Abstract */require_once 'Zend/Validate/Abstract.php';/** * @category   Zend * @package    Zend_Validate * @copyright  Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com) * @license    http://framework.zend.com/license/new-bsd     New BSD License */class Zend_Validate_Identical extends Zend_Validate_Abstract{    /**#@+     * Error codes     * @const string     */    const NOT_SAME      = 'notSame';    const MISSING_TOKEN = 'missingToken';    /**#@-*/    /**     * Error messages     * @var array     */    protected $_messageTemplates = array(        //self::NOT_SAME      => 'Tokens do not match',        //self::MISSING_TOKEN => 'No token was provided to match against',        self::NOT_SAME      => 'Tokens do not match',        self::MISSING_TOKEN => 'No token was provided to match against',    );    /**     * Original token against which to validate     * @var string     */    protected $_token;    /**     * Sets validator options     *     * @param  string $token     * @return void     */    public function __construct($token = null)    {        if (null !== $token) {            $this->setToken($token);        }    }    /**     * Set token against which to compare     *      * @param  string $token      * @return Zend_Validate_Identical     */    public function setToken($token)    {        $this->_token = (string) $token;        return $this;    }    /**     * Retrieve token     *      * @return string     */    public function getToken()    {        return $this->_token;    }    /**     * Defined by Zend_Validate_Interface     *     * Returns true if and only if a token has been set and the provided value      * matches that token.     *     * @param  string $value     * @return boolean     */    public function isValid($value)    {        $this->_setValue($value);        $token = $this->getToken();        if (empty($token)) {            $this->_error(self::MISSING_TOKEN);            return false;        }        if ($value !== $token)  {            $this->_error(self::NOT_SAME);            return false;        }        return true;    }}