public static function ticket_entry_is_required($id) { $database = $_SESSION['database']; $tariffs_query = $database->query("select employees_roles_id from " . TABLE_TARIFFS . " where tariffs_id = '" . $id . "'"); $tariffs_result = $database->fetch_array($tariffs_query); return employee_role::ticket_entry_is_required($tariffs_result['employees_roles_id']); }