File
6 years ago
Hostname
6 years ago
Abstract.php
6 years ago
Alnum.php
6 years ago
Alpha.php
6 years ago
Between.php
6 years ago
Callback.php
6 years ago
Ccnum.php
6 years ago
CreditCard.php
6 years ago
Date.php
6 years ago
Digits.php
6 years ago
Exception.php
6 years ago
Float.php
6 years ago
GreaterThan.php
6 years ago
Hex.php
6 years ago
Hostname.php
6 years ago
Iban.php
6 years ago
Identical.php
6 years ago
InArray.php
6 years ago
Int.php
6 years ago
Interface.php
6 years ago
Ip.php
6 years ago
Isbn.php
6 years ago
LessThan.php
6 years ago
NotEmpty.php
6 years ago
PostCode.php
6 years ago
Regex.php
6 years ago
StringLength.php
6 years ago
Ccnum.php
113 lines
| 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) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com) |
| 18 | * @license http://framework.zend.com/license/new-bsd New BSD License |
| 19 | * @version $Id: Ccnum.php 23775 2011-03-01 17:25:24Z ralph $ |
| 20 | */ |
| 21 | |
| 22 | /** |
| 23 | * @see Zend_Validate_Abstract |
| 24 | */ |
| 25 | // require_once 'Zend/Validate/Abstract.php'; |
| 26 | |
| 27 | /** |
| 28 | * @category Zend |
| 29 | * @package Zend_Validate |
| 30 | * @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com) |
| 31 | * @license http://framework.zend.com/license/new-bsd New BSD License |
| 32 | */ |
| 33 | class Zend_Validate_Ccnum extends Zend_Validate_Abstract |
| 34 | { |
| 35 | /** |
| 36 | * Validation failure message key for when the value is not of valid length |
| 37 | */ |
| 38 | const LENGTH = 'ccnumLength'; |
| 39 | |
| 40 | /** |
| 41 | * Validation failure message key for when the value fails the mod-10 checksum |
| 42 | */ |
| 43 | const CHECKSUM = 'ccnumChecksum'; |
| 44 | |
| 45 | /** |
| 46 | * Digits filter for input |
| 47 | * |
| 48 | * @var Zend_Filter_Digits |
| 49 | */ |
| 50 | protected static $_filter = null; |
| 51 | |
| 52 | /** |
| 53 | * Validation failure message template definitions |
| 54 | * |
| 55 | * @var array |
| 56 | */ |
| 57 | protected $_messageTemplates = array( |
| 58 | self::LENGTH => "'%value%' must contain between 13 and 19 digits", |
| 59 | self::CHECKSUM => "Luhn algorithm (mod-10 checksum) failed on '%value%'" |
| 60 | ); |
| 61 | |
| 62 | public function __construct() |
| 63 | { |
| 64 | trigger_error('Using the Ccnum validator is deprecated in favor of the CreditCard validator'); |
| 65 | } |
| 66 | |
| 67 | /** |
| 68 | * Defined by Zend_Validate_Interface |
| 69 | * |
| 70 | * Returns true if and only if $value follows the Luhn algorithm (mod-10 checksum) |
| 71 | * |
| 72 | * @param string $value |
| 73 | * @return boolean |
| 74 | */ |
| 75 | public function isValid($value) |
| 76 | { |
| 77 | $this->_setValue($value); |
| 78 | |
| 79 | if (null === self::$_filter) { |
| 80 | /** |
| 81 | * @see Zend_Filter_Digits |
| 82 | */ |
| 83 | // require_once 'Zend/Filter/Digits.php'; |
| 84 | self::$_filter = new Zend_Filter_Digits(); |
| 85 | } |
| 86 | |
| 87 | $valueFiltered = self::$_filter->filter($value); |
| 88 | |
| 89 | $length = strlen($valueFiltered); |
| 90 | |
| 91 | if ($length < 13 || $length > 19) { |
| 92 | $this->_error(self::LENGTH); |
| 93 | return false; |
| 94 | } |
| 95 | |
| 96 | $sum = 0; |
| 97 | $weight = 2; |
| 98 | |
| 99 | for ($i = $length - 2; $i >= 0; $i--) { |
| 100 | $digit = $weight * $valueFiltered[$i]; |
| 101 | $sum += floor($digit / 10) + $digit % 10; |
| 102 | $weight = $weight % 2 + 1; |
| 103 | } |
| 104 | |
| 105 | if ((10 - $sum % 10) % 10 != $valueFiltered[$length - 1]) { |
| 106 | $this->_error(self::CHECKSUM, $valueFiltered); |
| 107 | return false; |
| 108 | } |
| 109 | |
| 110 | return true; |
| 111 | } |
| 112 | } |
| 113 |