X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fhttp_getter%2Fhttp_getter_common.ml;fp=helm%2Fhttp_getter%2Fhttp_getter_common.ml;h=0000000000000000000000000000000000000000;hb=c7514aaa249a96c5fdd39b1123fbdb38d92f20b6;hp=ad549330b0c8dd1ade0d54ea3b448c01f21529cd;hpb=1c7fb836e2af4f2f3d18afd0396701f2094265ff;p=helm.git diff --git a/helm/http_getter/http_getter_common.ml b/helm/http_getter/http_getter_common.ml deleted file mode 100644 index ad549330b..000000000 --- a/helm/http_getter/http_getter_common.ml +++ /dev/null @@ -1,137 +0,0 @@ -(* - * Copyright (C) 2003: - * Stefano Zacchiroli - * for the HELM Team http://helm.cs.unibo.it/ - * - * 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/ - *) - -open Http_getter_types;; -open Printf;; - -let string_of_ls_flag = function No -> "NO" | Yes -> "YES" | Ann -> "ANN" -let string_of_encoding = function - | Enc_normal -> "Normal" - | Enc_gzipped -> "GZipped" - -let is_cic_obj_uri uri = Pcre.pmatch ~pat:"^cic:" uri -let is_theory_uri uri = Pcre.pmatch ~pat:"^theory:" uri -let is_cic_uri uri = is_cic_obj_uri uri || is_theory_uri uri -let is_nuprl_uri uri = Pcre.pmatch ~pat:"^nuprl:" uri -let is_rdf_uri uri = Pcre.pmatch ~pat:"^helm:rdf(.*):(.*)//(.*)" uri -let is_xsl_uri uri = Pcre.pmatch ~pat:"^\\w+\\.xsl" uri - -let rec http_getter_uri_of_string = function - | uri when is_rdf_uri uri -> - (match Pcre.split ~pat:"//" uri with - | [ prefix; uri ] -> - let rest = - match http_getter_uri_of_string uri with - | Cic_uri xmluri -> xmluri - | _ -> raise (Http_getter_invalid_URI uri) - in - Rdf_uri (prefix, rest) - | _ -> raise (Http_getter_invalid_URI uri)) - | uri when is_cic_uri uri -> Cic_uri (Cic (Pcre.replace ~pat:"^cic:" uri)) - | uri when is_nuprl_uri uri -> Nuprl_uri (Pcre.replace ~pat:"^nuprl:" uri) - | uri when is_theory_uri uri -> - Cic_uri (Theory (Pcre.replace ~pat:"^theory:" uri)) - | uri -> raise (Http_getter_invalid_URI uri) - -let patch_xml line = - Pcre.replace - ~pat:(sprintf "DOCTYPE (.*) SYSTEM\\s+\"%s/" Http_getter_env.dtd_base_url) - ~templ:( - sprintf "DOCTYPE $1 SYSTEM \"%s/getdtd?uri=" Http_getter_env.my_own_url) - line -let patch_xsl = - let mk_patch_fun tag line = - Pcre.replace - ~pat:(sprintf "%s\\s+href=\"" tag) - ~templ:( - sprintf "%s href=\"%s/getxslt?uri=" tag Http_getter_env.my_own_url) - line - in - let (patch_import, patch_include) = - (mk_patch_fun "xsl:import", mk_patch_fun "xsl:include") - in - fun line -> patch_include (patch_import line) -let patch_dtd line = - Pcre.replace - ~pat:"ENTITY (.*) SYSTEM\\s+\"" - ~templ:( - sprintf "ENTITY $1 SYSTEM \"%s/getdtd?uri=" Http_getter_env.my_own_url) - line - -let pp_error s = - sprintf "

Http Getter error: %s

" s -let pp_internal_error s = - sprintf "

Http Getter Internal error: %s

" s -let pp_msg s = sprintf "

%s

" s -let null_pp s = s - -let mk_return_fun pp_fun contype msg outchan = - Http_daemon.respond - ~body:(pp_fun msg) ~headers:["Content-Type", contype] outchan - -let return_html_error = mk_return_fun pp_error "text/html" -let return_html_internal_error = mk_return_fun pp_internal_error "text/html" -let return_html_msg = mk_return_fun pp_msg "text/html" -let return_html_raw = mk_return_fun null_pp "text/html" -let return_xml_raw = mk_return_fun null_pp "text/xml" -let return_file - ~fname ?contype ?contenc ?(patch_fun = fun x -> x) ?(gunzip = false) outchan - = - let headers = - match (contype, contenc) with - | (Some t, Some e) -> ["Content-Encoding", e; "Content-Type", t] - | (Some t, None) -> ["Content-Type" , t] - | (None, Some e) -> ["Content-Encoding", e] - | (None, None) -> [] - in - Http_daemon.send_basic_headers ~code:200 outchan; - Http_daemon.send_headers headers outchan; - Http_daemon.send_CRLF outchan; - if gunzip then begin (* gunzip needed, uncompress file, apply patch_fun to - it, compress the result and sent it to client *) - let (tmp1, tmp2) = - (Http_getter_misc.tempfile (), Http_getter_misc.tempfile ()) - in - Http_getter_misc.gunzip ~keep:true ~output:tmp1 fname; (* gunzip to tmp1 *) - let new_file = open_out tmp2 in - Http_getter_misc.iter_file (* tmp2 = patch(tmp1) *) - (fun line -> output_string new_file (patch_fun line ^ "\n")) - tmp1; - close_out new_file; - Http_getter_misc.gzip ~output:tmp1 tmp2; (* tmp1 = gzip(tmp2); rm tmp2 *) - Http_getter_misc.iter_file (* send tmp1 to client as is*) - (fun line -> output_string outchan (line ^ "\n")) - tmp1; - Sys.remove tmp1 (* rm tmp1 *) - end else (* no need to gunzip, apply patch_fun directly to file *) - Http_getter_misc.iter_file - (fun line -> output_string outchan (patch_fun line ^ "\n")) - fname -;; -let return_400 body outchan = Http_daemon.respond_error ~code:400 ~body outchan -