<?php /* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ /** * Email validation rule * * PHP versions 4 and 5 * * LICENSE: This source file is subject to version 3.01 of the PHP license * that is available through the world-wide-web at the following URI: * http://www.php.net/license/3_01.txt If you did not receive a copy of * the PHP License and are unable to obtain it through the web, please * send a note to license@php.net so we can mail you a copy immediately. * * @category HTML * @package HTML_QuickForm * @author Bertrand Mansion <bmansion@mamasam.com> * @copyright 2001-2009 The PHP Group * @license http://www.php.net/license/3_01.txt PHP License 3.01 * @version CVS: $Id: Email.php,v 1.7 2009/04/04 21:34:04 avb Exp $ * @link http://pear.php.net/package/HTML_QuickForm */ /** * Email validation rule * * @category HTML * @package HTML_QuickForm * @author Bertrand Mansion <bmansion@mamasam.com> * @version Release: 3.2.11 * @since 3.2 */ 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, $checkDomain = false) { // Fix for bug #10799: add 'D' modifier to regex if (preg_match($this->regex . 'D', $email)) { if ($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 ?>