(* Copyright (C) 2000, HELM Team.
 * 
 * This file is part of HELM, an Hypertextual, Electronic
 * Library of Mathematics, developed at the Computer Science
 * Department, University of Bologna, Italy.
 * 
 * HELM is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * HELM is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with HELM; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
 * MA  02111-1307, USA.
 * 
 * For details, see the HELM World-Wide-Web page,
 * http://cs.unibo.it/helm/.
 *)

(******************************************************************************)
(*                                                                            *)
(*                               PROJECT HELM                                 *)
(*                                                                            *)
(*                Claudio Sacerdoti Coen <sacerdot@cs.unibo.it>               *)
(*                                 24/01/2000                                 *)
(*                                                                            *)
(******************************************************************************)

let getter_url = ref Configuration.getter_url;;

let update () =
 (* deliver update request to http_getter *)
 ClientHTTP.send (!getter_url ^ "update")
;;

type format =
   Normal
 | GZipped
;;

let getxml ?(format=Normal) ?(patchdtd=true) uri =
 (* deliver getxml request to http_getter *)
 ClientHTTP.get_and_save_to_tmp
  (!getter_url ^ "getxml" ^
    "?uri=" ^ UriManager.string_of_uri uri ^
    "&format=" ^ (match format with Normal -> "normal" | GZipped -> "gzipped") ^
    "&patch_dtd=" ^ (match patchdtd with true -> "yes" | false -> "no")
  )
;;

let register uri url =
 (* deliver register request to http_getter *)
 ClientHTTP.send
  (!getter_url ^ "register" ^
    "?uri=" ^ (UriManager.string_of_uri uri) ^
    "&url=" ^ url)
;;