(* Copyright (C) 2004-2011, 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://helm.cs.unibo.it/
*)
exception SvnError of string;;
let exec_process cmd =
let (stdout, stdin, stderr) as chs = Unix.open_process_full cmd [||] in
let outlines = ref [] in
let errlines = ref [] in
(try
while true do
outlines := input_line stdout :: !outlines;
done;
assert false
with End_of_file ->
(try
while true do
errlines := input_line stderr :: !errlines;
done;
assert false
with End_of_file ->
match (Unix.close_process_full chs) with
| Unix.WEXITED errno ->
let output = "std out =\n" ^ String.concat "\n" (List.rev !outlines) in
let errors = "std err =\n" ^ String.concat "\n" (List.rev !errlines) in
errno, output ^ "\n\n" ^ errors
| _ -> assert false))
let checkout user =
let rt_dir = Helm_registry.get "matita.rt_base_dir" in
let repo = Helm_registry.get "matita.weblib" in
let errno, outstr = exec_process
("svn co " ^ repo ^ " " ^ rt_dir ^ "/users/" ^ user ^ "/")
in
if errno = 0 then ()
else raise (SvnError outstr)
let html_of_library uid =
let i = ref 0 in
let newid () = incr i; ("node" ^ string_of_int !i) in
let branch text acc =
let id = newid () in
"\n" ^
"\n" ^
text ^ "
\n" ^
"\n" ^
acc ^ "\n"
in
let leaf text link =
"\n" ^
"" ^ text ^ "
"
in
let rec aux path =
let dirlist =
List.filter (fun x -> String.sub x 0 1 = ".") (Array.to_list (Sys.readdir path)) in
let subdirs = List.filter (fun x -> Sys.is_directory (path ^ "/" ^ x)) dirlist in
let scripts =
List.filter (fun x ->
try
let i = String.rindex x '.' in
not (Sys.is_directory (path ^ "/" ^ x)) && (String.sub x i 3 = ".ma")
with Not_found | Invalid_argument _ -> false) dirlist in
let subdirtags =
String.concat "\n" (List.map (fun x -> aux (path ^ "/" ^ x)) subdirs) in
let scripttags =
String.concat "\n"
(List.map (fun x -> leaf x (path ^ "/" ^ x)) scripts)
in
branch (Filename.basename path) (subdirtags ^ "\n" ^ scripttags)
in
let basedir = (Helm_registry.get "matita.rt_base_dir") ^ "/users/" ^ uid in
let res = aux basedir in
prerr_endline "BEGIN TREE";prerr_endline res;prerr_endline "END TREE";
res
;;