chamilo / chamilo-lms

            }

        }

        if (count($order_by) > 0) {

            $sql .= ' ORDER BY '.Database::escape_string(implode(',', $order_by), null, false);

        }

        if (is_numeric($limit_from) && is_numeric($limit_from)) {

            $limit_from = intval($limit_from);

                $sql_query .= ' WHERE auru.access_url_id = '.api_get_current_access_url_id();

            }

        }

        if (count($order_by) > 0) {

            $sql_query .= ' ORDER BY '.Database::escape_string(implode(',', $order_by), null, false);

        }

        $sql_result = Database::query($sql_query);

        while ($result = Database::fetch_array($sql_result)) {