77 lines
2.2 KiB
PHP
77 lines
2.2 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) 2005-2009 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: Ip.php 17470 2009-08-08 22:27:09Z thomas $
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*/
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/**
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* @see Zend_Validate_Abstract
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*/
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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) 2005-2009 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_Ip extends Zend_Validate_Abstract
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{
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const INVALID = 'ipInvalid';
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const NOT_IP_ADDRESS = 'notIpAddress';
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/**
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* @var array
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*/
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protected $_messageTemplates = array(
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self::INVALID => "Invalid type given, value should be a string",
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self::NOT_IP_ADDRESS => "'%value%' does not appear to be a valid IP address"
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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 $value is a valid IP address
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*
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* @param mixed $value
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* @return boolean
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*/
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public function isValid($value)
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{
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if (!is_string($value)) {
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$this->_error(self::INVALID);
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return false;
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}
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$this->_setValue($value);
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if ((ip2long($value) === false) || (long2ip(ip2long($value)) !== $value)) {
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if (!function_exists('inet_pton')) {
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$this->_error(self::NOT_IP_ADDRESS);
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return false;
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} else if ((@inet_pton($value) === false) ||(inet_ntop(@inet_pton($value)) !== $value)) {
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$this->_error(self::NOT_IP_ADDRESS);
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return false;
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}
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}
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return true;
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}
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}
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