2 * Copyright (C) 2003-2004:
3 * Stefano Zacchiroli <zack@cs.unibo.it>
4 * for the HELM Team http://helm.cs.unibo.it/
6 * This file is part of HELM, an Hypertextual, Electronic
7 * Library of Mathematics, developed at the Computer Science
8 * Department, University of Bologna, Italy.
10 * HELM is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License
12 * as published by the Free Software Foundation; either version 2
13 * of the License, or (at your option) any later version.
15 * HELM is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with HELM; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
25 * For details, see the HELM World-Wide-Web page,
26 * http://helm.cs.unibo.it/
33 open Http_getter_types
36 let version = Http_getter_const.version
38 let prefix_RE = Pcre.regexp "^\\s*([^\\s]+)\\s+([^\\s]+)\\s*(.*)$"
40 let cache_dir = lazy (normalize_dir (Helm_registry.get "getter.cache_dir"))
41 let dtd_dir = lazy (normalize_dir (Helm_registry.get "getter.dtd_dir"))
42 let dtd_base_urls = lazy (
43 let rex = Pcre.regexp "/*$" in
46 Helm_registry.get_list Helm_registry.string "getter.dtd_base_urls"
48 | [] -> ["http://helm.cs.unibo.it/dtd"; "http://mowgli.cs.unibo.it/dtd"]
51 List.map (Pcre.replace ~rex) raw_urls)
53 Helm_registry.get_opt_default Helm_registry.int ~default:58081 "getter.port")
55 let parse_prefix_attrs s =
59 | "ro" -> `Read_only :: acc
60 | "legacy" -> `Legacy :: acc
62 Http_getter_logger.log ("ignoring unknown attribute: " ^ s);
67 let prefixes = Helm_registry.get_list Helm_registry.string "getter.prefix" in
70 let subs = Pcre.extract ~rex:prefix_RE prefix in
72 (subs.(1), (subs.(2), parse_prefix_attrs subs.(3))) :: acc
73 with Invalid_argument _ ->
74 Http_getter_logger.log ("skipping invalid prefix: " ^ prefix);
78 let host = lazy (Http_getter_misc.backtick "hostname -f")
82 (let (host, port) = (Lazy.force host, Lazy.force port) in
83 sprintf "http://%s%s" (* without trailing '/' *)
84 host (if port = 80 then "" else (sprintf ":%d" port)))
86 let env_to_string () =
87 let pp_attr = function `Read_only -> "ro" | `Legacy -> "legacy" in
88 let pp_prefix (uri_prefix, (url_prefix, attrs)) =
89 sprintf " %s -> %s [%s]" uri_prefix url_prefix
90 (String.concat "," (List.map pp_attr attrs)) in
91 let pp_prefixes prefixes =
94 | l -> "\n" ^ String.concat "\n" (List.map pp_prefix l)
109 (pp_prefixes (Lazy.force prefixes))
110 (Lazy.force dtd_dir) (Lazy.force host) (Lazy.force port)
111 (Lazy.force my_own_url) (String.concat " " (Lazy.force dtd_base_urls))
112 (match Http_getter_logger.get_log_file () with None -> "None" | Some f -> f)
113 (Http_getter_logger.get_log_level ())