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<?php
/* vim: set expandtab tabstop=4 shiftwidth=4: */
// +----------------------------------------------------------------------+
// | PHP version 4.0 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2003 The PHP Group |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.0 of the PHP license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available at through the world-wide-web at |
// | http://www.php.net/license/2_02.txt. |
// | If you did not receive a copy of the PHP license and are unable to |
// | obtain it through the world-wide-web, please send a note to |
// | license@php.net so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// | Authors: Bertrand Mansion <bmansion@mamasam.com> |
// +----------------------------------------------------------------------+
//
// $Id: Email.php,v 1.4 2003/12/18 14:21:57 mansion Exp $
require_once('HTML/QuickForm/Rule.php');
/**
* Email validation rule
* @version 1.0
*/
class HTML_QuickForm_Rule_Email extends HTML_QuickForm_Rule
{
var $regex = '/^((\"[^\"\f\n\r\t\v\b]+\")|([\w\!\#\$\%\&\'\*\+\-\~\/\^\`\|\{\}]+(\.[\w\!\#\$\%\&\'\*\+\-\~\/\^\`\|\{\}]+)*))@((\[(((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9])))\])|(((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9])))|((([A-Za-z0-9\-])+\.)+[A-Za-z\-]+))$/';
/**
* Validates an email address
*
* @param string $email Email address
* @param boolean $checkDomain True if dns check should be performed
* @access public
* @return boolean true if email is valid
*/
function validate($email, $checkDomain = false)
{
if (preg_match($this->regex, $email)) {
if ($checkDomain && function_exists('checkdnsrr')) {
$tokens = explode('@', $email);
if (checkdnsrr($tokens[1], 'MX') || checkdnsrr($tokens[1], 'A')) {
return true;
}
return false;
}
return true;
}
return false;
} // end func validate
function getValidationScript($options = null)
{
return array(" var regex = " . $this->regex . ";\n", "{jsVar} != '' && !regex.test({jsVar})");
} // end func getValidationScript
} // end class HTML_QuickForm_Rule_Email
?>
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