+(* 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 *)
(* *)
(******************************************************************************)
-exception ErrorGetting of string;;
-
-module OrderedStrings =
- struct
- type t = string
- let compare (s1 : t) (s2 : t) = compare s1 s2
- end
-;;
-module MapOfStrings = Map.Make(OrderedStrings);;
-
-let read_index url =
- let module C = Configuration in
- if Sys.command ("wget -c -P " ^ C.tmpdir ^ " " ^ url ^ "/\"" ^
- C.indexname ^ "\"") <> 0
- then
- raise (ErrorGetting url) ;
- let tmpfilename = C.tmpdir ^ "/" ^ C.indexname in
- let fd = open_in tmpfilename in
- let uris = ref [] in
- try
- while true do
- uris := (input_line fd) :: !uris
- done ;
- [] (* only to make the compiler happy *)
- with
- End_of_file ->
- Sys.remove tmpfilename ;
- !uris
-;;
-
-(* mk_urls_of_uris list_of_servers_base_urls *)
-let rec mk_urls_of_uris =
- function
- [] -> MapOfStrings.empty
- | he::tl ->
- let map = mk_urls_of_uris tl in
- let uris = read_index he in
- let url_of_uri uri =
- let url = uri ^ ".xml" in
- let url' = Str.replace_first (Str.regexp "cic:") he url in
- let url'' = Str.replace_first (Str.regexp "theory:") he url' in
- url''
- in
- List.fold_right
- (fun uri m -> MapOfStrings.add uri (url_of_uri uri) m)
- uris map
-;;
-
-exception PerlGetterNotResponding;;
+(*CSC: il getter _DEVE_ diventare un semplice "binding" a quello in Perl *)
let update () =
- let module C = Configuration in
- let fd = open_in C.servers_file in
- let servers = ref [] in
- try
- while true do
- servers := (input_line fd) :: !servers
- done
- with
- End_of_file ->
- let urls_of_uris = mk_urls_of_uris (List.rev !servers) in
- (try Sys.remove (C.uris_dbm ^ ".db") with _ -> ()) ;
- let dbm =
- Dbm.opendbm C.uris_dbm [Dbm.Dbm_wronly ; Dbm.Dbm_create] 0o660
- in
- MapOfStrings.iter (fun uri url -> Dbm.add dbm uri url) urls_of_uris ;
- Dbm.close dbm ;
- (* Inform also the Perl-getter *)
- if Sys.command ("wget -O /dev/null http://localhost:8081/update") <> 0
- then
- raise PerlGetterNotResponding ;
+(* deliver update request to http_getter *)
+ ClientHTTP.send (Configuration.getter_url ^ "update")
;;
(* url_of_uri : uri -> url *)
Str.replace_first (Str.regexp ".*/") "" str
;;
+let raw_get = ClientHTTP.get_and_save
+
(* get_file : uri -> filename *)
let get_file uri =
let dir = filedir_of_uri uri in
if not (Sys.file_exists fn) then
begin
let url = url_of_uri uri in
- (*CSC: use -q for quiet mode *)
- if Sys.command ("wget -c -P " ^ dir ^ " \"" ^ url ^"\"") <> 0
- then
- raise (ErrorGetting url) ;
+ raw_get
+ (Configuration.getter_url ^ "getxml?uri=" ^
+ UriManager.string_of_uri uri ^ "&format=normal&patch_dtd=no"
+ ) fn
end ;
fn
;;