<?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 [email protected] 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: Hex.php 8064 2008-02-16 10:58:39Z thomas $
*/
/**
* @see 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_Hex extends Zend_Validate_Abstract
{
/**
* Validation failure message key for when the value contains characters other than hexadecimal digits
*/
const NOT_HEX = 'notHex';
/**
* Validation failure message template definitions
*
* @var array
*/
protected $_messageTemplates = array(
self::NOT_HEX => "'%value%' has not only hexadecimal digit characters"
);
/**
* Defined by Zend_Validate_Interface
*
* Returns true if and only if $value contains only hexadecimal digit characters
*
* @param string $value
* @return boolean
*/
public function isValid($value)
{
$valueString = (string) $value;
$this->_setValue($valueString);
if (!ctype_xdigit($valueString)) {
$this->_error();
return false;
}
return true;
}
}