X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=sidebyside;f=helm%2Focaml%2Fgetter%2Fhttp_getter_wget.ml;fp=helm%2Focaml%2Fgetter%2Fhttp_getter_wget.ml;h=2052e7bd50953cc32879232f569ce4a1107f8ead;hb=792b5d29ebae8f917043d9dd226692919b5d6ca1;hp=0000000000000000000000000000000000000000;hpb=a14a8c7637fd0b95e9d4deccb20c6abc98e8f953;p=helm.git diff --git a/helm/ocaml/getter/http_getter_wget.ml b/helm/ocaml/getter/http_getter_wget.ml new file mode 100644 index 000000000..2052e7bd5 --- /dev/null +++ b/helm/ocaml/getter/http_getter_wget.ml @@ -0,0 +1,70 @@ +(* Copyright (C) 2000-2005, 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/. + *) + +(* $Id$ *) + +open Http_getter_types + +let send cmd = + try + ignore (Http_user_agent.get cmd) + with exn -> raise (Http_client_error (cmd, Printexc.to_string exn)) + +let get url = + try + Http_user_agent.get url + with exn -> raise (Http_client_error (Printexc.to_string exn, url)) + +let get_and_save url dest_filename = + let out_channel = open_out dest_filename in + (try + Http_user_agent.get_iter (output_string out_channel) url; + with exn -> + close_out out_channel; + Sys.remove dest_filename; + raise (Http_client_error (Printexc.to_string exn, url))); + close_out out_channel + +let get_and_save_to_tmp url = + let flat_string s s' c = + let cs = String.copy s in + for i = 0 to (String.length s) - 1 do + if String.contains s' s.[i] then cs.[i] <- c + done; + cs + in + let user = try Unix.getlogin () with _ -> "" in + let tmp_file = + Filename.temp_file (user ^ flat_string url ".-=:;!?/&" '_') "" + in + get_and_save url tmp_file; + tmp_file + +let exists url = + try + ignore (Http_user_agent.head url); + true + with Http_user_agent.Http_error _ -> false +