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118 lines
2.8 KiB
PHP
118 lines
2.8 KiB
PHP
<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Validate
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* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id: Identical.php 8118 2008-02-18 16:10:32Z matthew $
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*/
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/** Zend_Validate_Abstract */
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require_once 'Zend/Validate/Abstract.php';
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/**
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* @category Zend
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* @package Zend_Validate
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* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_Validate_Identical extends Zend_Validate_Abstract
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{
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/**#@+
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* Error codes
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* @const string
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*/
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const NOT_SAME = 'notSame';
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const MISSING_TOKEN = 'missingToken';
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/**#@-*/
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/**
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* Error messages
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* @var array
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*/
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protected $_messageTemplates = array(
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self::NOT_SAME => 'Tokens do not match',
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self::MISSING_TOKEN => 'No token was provided to match against',
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);
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/**
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* Original token against which to validate
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* @var string
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*/
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protected $_token;
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/**
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* Sets validator options
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*
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* @param string $token
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* @return void
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*/
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public function __construct($token = null)
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{
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if (null !== $token) {
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$this->setToken($token);
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}
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}
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/**
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* Set token against which to compare
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*
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* @param string $token
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* @return Zend_Validate_Identical
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*/
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public function setToken($token)
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{
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$this->_token = (string) $token;
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return $this;
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}
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/**
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* Retrieve token
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*
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* @return string
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*/
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public function getToken()
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{
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return $this->_token;
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}
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/**
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* Defined by Zend_Validate_Interface
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*
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* Returns true if and only if a token has been set and the provided value
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* matches that token.
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*
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* @param string $value
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* @return boolean
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*/
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public function isValid($value)
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{
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$this->_setValue($value);
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$token = $this->getToken();
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if (empty($token)) {
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$this->_error(self::MISSING_TOKEN);
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return false;
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}
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if ($value !== $token) {
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$this->_error(self::NOT_SAME);
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return false;
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}
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return true;
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}
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}
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