на семерке вроде тоже
$req = $this->db->query("SELECT * FROM `cms_mail` WHERE (`user_id` OR `from_id` = '" . $clean_id . "') AND `file_name` != ''"); на семерке вроде тоже
$req = $this->db->query("SELECT * FROM `cms_mail` WHERE (`user_id` OR `from_id` = '" . $clean_id . "') AND `file_name` != ''");