| 3 |
lars |
1 |
<?php
|
|
|
2 |
|
|
|
3 |
/**
|
|
|
4 |
* Project: SmartyValidate: Form Validator for the Smarty Template Engine
|
|
|
5 |
* File: validate_criteria.isCCExpDate.php
|
|
|
6 |
* Author: Monte Ohrt <monte at newdigitalgroup dot com>
|
|
|
7 |
*
|
|
|
8 |
* This library is free software; you can redistribute it and/or
|
|
|
9 |
* modify it under the terms of the GNU Lesser General Public
|
|
|
10 |
* License as published by the Free Software Foundation; either
|
|
|
11 |
* version 2.1 of the License, or (at your option) any later version.
|
|
|
12 |
*
|
|
|
13 |
* This library is distributed in the hope that it will be useful,
|
|
|
14 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
15 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
16 |
* Lesser General Public License for more details.
|
|
|
17 |
*
|
|
|
18 |
* You should have received a copy of the GNU Lesser General Public
|
|
|
19 |
* License along with this library; if not, write to the Free Software
|
|
|
20 |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
|
21 |
*
|
|
|
22 |
* @link http://www.phpinsider.com/php/code/SmartyValidate/
|
|
|
23 |
* @copyright 2001-2005 New Digital Group, Inc.
|
|
|
24 |
* @author Monte Ohrt <monte at newdigitalgroup dot com>
|
|
|
25 |
* @package SmartyValidate
|
|
|
26 |
*/
|
|
|
27 |
|
|
|
28 |
/**
|
|
|
29 |
* test if a value is a valid credit card expiration date
|
|
|
30 |
*
|
|
|
31 |
* @param string $value the value being tested
|
|
|
32 |
* @param boolean $empty if field can be empty
|
|
|
33 |
* @param array params validate parameter values
|
|
|
34 |
* @param array formvars form var values
|
|
|
35 |
*/
|
|
|
36 |
function smarty_validate_criteria_isCCExpDate($value, $empty, &$params, &$formvars) {
|
|
|
37 |
if(strlen($value) == 0)
|
|
|
38 |
return $empty;
|
|
|
39 |
|
|
|
40 |
if(!preg_match('!^(\d+)\D+(\d+)$!', $value, $_match))
|
|
|
41 |
return false;
|
|
|
42 |
|
|
|
43 |
$_month = $_match[1];
|
|
|
44 |
$_year = $_match[2];
|
|
|
45 |
|
|
|
46 |
if(strlen($_year) == 2)
|
|
|
47 |
$_year = substr(date('Y', time()),0,2) . $_year;
|
|
|
48 |
|
|
|
49 |
$_month = (int) $_month;
|
|
|
50 |
$_year = (int) $_year;
|
|
|
51 |
|
|
|
52 |
if($_month < 1 || $_month > 12)
|
|
|
53 |
return false;
|
|
|
54 |
if(date('Y',time()) > $_year)
|
|
|
55 |
return false;
|
|
|
56 |
|
|
|
57 |
if(date('Y',time()) == $_year && date('m', time()) > $_month)
|
|
|
58 |
return false;
|
|
|
59 |
|
|
|
60 |
return true;
|
|
|
61 |
|
|
|
62 |
}
|
|
|
63 |
|
|
|
64 |
?>
|