source: trunk/www.guidonia.net/wp/wp-content/plugins/webtv/Drivers/Zend/Validate/Ip.php@ 44

Last change on this file since 44 was 44, checked in by luciano, 15 years ago
File size: 2.0 KB
Line 
1<?php
2/**
3 * Zend Framework
4 *
5 * LICENSE
6 *
7 * This source file is subject to the new BSD license that is bundled
8 * with this package in the file LICENSE.txt.
9 * It is also available through the world-wide-web at this URL:
10 * http://framework.zend.com/license/new-bsd
11 * If you did not receive a copy of the license and are unable to
12 * obtain it through the world-wide-web, please send an email
13 * to license@zend.com so we can send you a copy immediately.
14 *
15 * @category Zend
16 * @package Zend_Validate
17 * @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
18 * @license http://framework.zend.com/license/new-bsd New BSD License
19 * @version $Id: Ip.php 13104 2008-12-08 22:31:50Z tjohns $
20 */
21
22/**
23 * @see Zend_Validate_Abstract
24 */
25require_once 'Zend/Validate/Abstract.php';
26
27/**
28 * @category Zend
29 * @package Zend_Validate
30 * @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
31 * @license http://framework.zend.com/license/new-bsd New BSD License
32 */
33class Zend_Validate_Ip extends Zend_Validate_Abstract
34{
35 const NOT_IP_ADDRESS = 'notIpAddress';
36
37 /**
38 * @var array
39 */
40 protected $_messageTemplates = array(
41 self::NOT_IP_ADDRESS => "'%value%' does not appear to be a valid IP address"
42 );
43
44 /**
45 * Defined by Zend_Validate_Interface
46 *
47 * Returns true if and only if $value is a valid IP address
48 *
49 * @param mixed $value
50 * @return boolean
51 */
52 public function isValid($value)
53 {
54 $valueString = (string) $value;
55
56 $this->_setValue($valueString);
57
58 if ((ip2long($valueString) === false) || (long2ip(ip2long($valueString)) !== $valueString)) {
59 if (!function_exists('inet_pton')) {
60 $this->_error();
61 return false;
62 } else if ((@inet_pton($value) === false) ||(inet_ntop(@inet_pton($value)) !== $valueString)) {
63 $this->_error();
64 return false;
65 }
66 }
67
68 return true;
69 }
70
71}
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