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| // +----------------------------------------------------------------------+ // // $Id$ 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 ?>