/**
* Ean rule
* if the value is not a valid EAN then catch an error
*
* @static
* @param array $field Array of the field form (passed as reference)
* @param array $tok Array of the rule parameters (rule_name, param1, param2...)
* @param boolean $e Error status
* @param array $_post _POST array
* @param array $_files _FILES array
* @return void
*/
private static function _ean(&$field, $tok, &$e, $_post, $_files)
{
if (!X4Checker_helper::isEAN(trim($_post[$field['name']]))) {
$field['error'][] = '_invalid_ean';
$e = false;
}
}
/**
* Check valid email address
*
* @static
* @param string email address
* @return boolean
*/
public static function check_email($mail)
{
$local = "0-9a-zA-Z\\-_#~!\$&'()*+,;=:%\"\\<>\\[\\]àèìòùéüñîçøð";
$domain = "((?!-)[A-Za-z0-9-]{1,63}(?<!-)\\.)+[A-Za-z]{2,6}";
//"[a-z0-9]+([\-\.]{1,3}[a-z0-9]+)*\.[a-z]{2,6}";
$pattern = "/^[{$local}]+(\\.[{$local}]+)*@({$domain})\$/i";
if (preg_match($pattern, $mail)) {
$parts = explode("@", $mail);
$chk = !function_exists('checkdnsrr') ? X4Checker_helper::win_checkdnsrr($parts[1], "MX") : checkdnsrr($parts[1], "MX");
return $chk || DEBUG;
} else {
return false;
// e-mail address contains invalid characters
}
}