4 module Stack = Continuationals.Stack
6 let rt_path () = Helm_registry.get "matita.rt_base_dir"
8 let utf8_length = Netconversion.ustring_length `Enc_utf8
10 let utf8_parsed_text s floc =
11 let start, stop = HExtlib.loc_of_floc floc in
12 let len = stop - start in
13 let res = Netconversion.ustring_sub `Enc_utf8 start len s in
14 res, String.length res
16 (*** from matitaScript.ml ***)
17 (* let only_dust_RE = Pcre.regexp "^(\\s|\n|%%[^\n]*\n)*$" *)
19 let eval_statement include_paths (* (buffer : GText.buffer) *) status (* script *)
22 let ast,unparsed_text =
25 (* if Pcre.pmatch ~rex:only_dust_RE text then raise Margin; *)
27 GrafiteParser.parsable_statement status
28 (Ulexing.from_utf8_string text) in
29 let ast = MatitaEngine.get_ast status include_paths strm in
31 | `Ast (st, text) -> st, text
33 let floc = match ast with
34 | GrafiteAst.Executable (loc, _)
35 | GrafiteAst.Comment (loc, _) -> loc in
37 let _,lend = HExtlib.loc_of_floc floc in
38 let parsed_text, _parsed_text_len =
39 utf8_parsed_text unparsed_text (HExtlib.floc_of_loc (0,lend)) in
40 let byte_parsed_text_len = String.length parsed_text in
42 String.sub unparsed_text byte_parsed_text_len
43 (String.length unparsed_text - byte_parsed_text_len)
47 MatitaEngine.eval_ast ~include_paths ~do_heavy_checks:false status ("",0,ast)
49 (status, parsed_text, unparsed_txt'),"",(*parsed_text_len*)
50 utf8_length parsed_text
52 let sequent_size = ref 40;;
54 let include_paths = ref [];;
58 * <metaname>...</metaname>
65 let _,_,metasenv,subst,_ = s#obj in
66 let render_switch = function
67 | Stack.Open i -> "?" ^ (string_of_int i)
68 | Stack.Closed i -> "<S>?" ^ (string_of_int i) ^ "</S>"
70 let int_of_switch = function
71 | Stack.Open i | Stack.Closed i -> i
73 let sequent = function
75 let meta = List.assoc i metasenv in
76 snd (ApplyTransformation.ntxt_of_cic_sequent
77 ~metasenv ~subst ~map_unicode_to_tex:false !sequent_size s (i,meta))
78 | Stack.Closed _ -> "This goal has already been closed."
80 let render_sequent is_loc acc depth tag (pos,sw) =
81 let metano = int_of_switch sw in
84 (match depth, pos with
85 | 0, 0 -> "<B>" ^ (render_switch sw) ^ "</B>"
87 Printf.sprintf "<B>|<SUB>%d</SUB>: %s</B>" pos (render_switch sw)
88 | 1, pos when Stack.head_tag s#stack = `BranchTag ->
89 Printf.sprintf "|<SUB>%d</SUB> : %s" pos (render_switch sw)
90 | _ -> render_switch sw)
93 prerr_endline "pippo1";
95 Netencoding.Html.encode ~in_enc:`Enc_utf8 ~prefer_name:false () markup in
96 let markup = "<metaname>" ^ markup ^ "</metaname>" in
97 prerr_endline "pippo2";
99 Netencoding.Html.encode ~in_enc:`Enc_utf8 ~prefer_name:false () (sequent sw)
101 let txt0 = "<goal>" ^ sequent ^ "</goal>" in
102 "<meta number=\"" ^ (string_of_int metano) ^ "\">" ^ markup ^
103 txt0 ^ "</meta>" ^ acc
105 let res = "<metasenv>" ^
107 ~env:(render_sequent true) ~cont:(render_sequent false)
108 ~todo:(render_sequent false) "" s#stack) ^
111 prerr_endline ("sending metasenv:\n" ^ res); res
114 (* let html_of_status s =
115 let _,_,metasenv,subst,_ = s#obj in
116 let txt = List.fold_left
117 (fun acc (nmeta,_ as meta) ->
118 let txt0 = snd (ApplyTransformation.ntxt_of_cic_sequent
119 ~metasenv ~subst ~map_unicode_to_tex:false 80 s meta)
121 prerr_endline ("### txt0 = " ^ txt0);
122 ("<B>Goal ?" ^ (string_of_int nmeta) ^ "</B>\n" ^ txt0)::acc)
125 String.concat "\n\n" txt
128 let heading_nl_RE = Pcre.regexp "^\\s*\n\\s*";;
131 let s = Pcre.replace ~rex:heading_nl_RE s in
133 let nl_pos = String.index s '\n' in
134 String.sub s 0 nl_pos
138 let read_file fname =
139 let chan = open_in fname in
140 let lines = ref [] in
143 lines := input_line chan :: !lines
145 with End_of_file -> close_in chan);
146 String.concat "\n" (List.rev !lines)
149 let load_index outchan =
150 let s = read_file "index.html" in
151 Http_daemon.respond ~headers:["Content-Type", "text/html"] ~code:(`Code 200) ~body:s outchan
154 let load_doc filename outchan =
155 let s = read_file filename in
157 try String.sub filename (String.length filename - 4) 4 = ".png"
158 with Invalid_argument _ -> false
160 let contenttype = if is_png then "image/png" else "text/html" in
161 Http_daemon.respond ~headers:["Content-Type", contenttype] ~code:(`Code 200) ~body:s outchan
164 let retrieve (cgi : Netcgi1_compat.Netcgi_types.cgi_activation) =
165 let cgi = Netcgi1_compat.Netcgi_types.of_compat_activation cgi in
166 let env = cgi#environment in
168 let sid = Uuidm.of_string (Netcgi.Cookie.value (env#cookie "session")) in
169 let sid = HExtlib.unopt sid in
172 ~content_type:"text/xml; charset=\"utf-8\""
174 let filename = cgi # argument_value "file" in
175 prerr_endline ("reading file " ^ filename);
177 Netencoding.Html.encode ~in_enc:`Enc_utf8 ~prefer_name:false ()
178 (read_file filename) in
179 prerr_endline ("sending:\nBEGIN\n" ^ body ^ "\nEND");
180 let body = "<file>" ^ body ^ "</file>" in
181 let baseuri, incpaths =
183 let root, baseuri, _fname, _tgt =
184 Librarian.baseuri_of_script ~include_paths:[] filename in
187 Str.split (Str.regexp " ")
188 (List.assoc "include_paths" (Librarian.load_root_file (root^"/root")))
191 let rc = root :: includes in
192 List.iter (HLog.debug) rc; baseuri, rc
194 Librarian.NoRootFor _ | Librarian.FileNotFound _ -> "",[] in
195 include_paths := incpaths;
196 let status = MatitaAuthentication.get_status sid in
197 MatitaAuthentication.set_status sid (status#set_baseuri baseuri);
198 cgi#out_channel#output_string body;
202 ~status:`Internal_server_error
204 ~content_type:"text/xml; charset=\"utf-8\""
206 cgi#out_channel#commit_work()
209 let advance0 sid text =
210 let status = MatitaAuthentication.get_status sid in
211 let history = MatitaAuthentication.get_history sid in
212 let (st,new_statements,new_unparsed),(* newtext TODO *) _,parsed_len =
214 eval_statement !include_paths (*buffer*) status (`Raw text)
215 (* with End_of_file -> raise Margin *)
217 MatitaAuthentication.set_status sid st;
218 MatitaAuthentication.set_history sid (st::history);
219 parsed_len, new_unparsed, st
221 let register (cgi : Netcgi1_compat.Netcgi_types.cgi_activation) =
222 let cgi = Netcgi1_compat.Netcgi_types.of_compat_activation cgi in
223 let env = cgi#environment in
225 assert (cgi#arguments <> []);
226 let uid = cgi#argument_value "userid" in
227 let userpw = cgi#argument_value "password" in
229 MatitaAuthentication.add_user uid userpw;
230 env#set_output_header_field "Location" "/index.html"
232 | MatitaAuthentication.UsernameCollision _ ->
235 ~content_type:"text/html; charset=\"utf-8\""
237 cgi#out_channel#output_string
238 "<html><head></head><body>Error: User id collision!</body></html>"
239 | MatitaFilesystem.SvnError msg ->
242 ~content_type:"text/html; charset=\"utf-8\""
244 cgi#out_channel#output_string
245 ("<html><head></head><body><p>Error: Svn checkout failed!<p><p><textarea>"
246 ^ msg ^ "</textarea></p></body></html>"));
247 cgi#out_channel#commit_work()
250 let login (cgi : Netcgi1_compat.Netcgi_types.cgi_activation) =
251 let cgi = Netcgi1_compat.Netcgi_types.of_compat_activation cgi in
252 let env = cgi#environment in
254 assert (cgi#arguments <> []);
255 let uid = cgi#argument_value "userid" in
256 let userpw = cgi#argument_value "password" in
257 let pw,_ = MatitaAuthentication.lookup_user uid in
261 let _ = MatitaFilesystem.html_of_library uid in
262 let sid = MatitaAuthentication.create_session uid in
263 (* let cookie = Netcgi.Cookie.make "session" (Uuidm.to_string sid) in
264 cgi#set_header ~set_cookies:[cookie] (); *)
265 env#set_output_header_field
266 "Set-Cookie" ("session=" ^ (Uuidm.to_string sid));
267 env#set_output_header_field "Location" "/index.html"
271 prerr_endline ("ERROR: received " ^ userpw ^ "but the password is " ^ pw);
274 ~content_type:"text/html; charset=\"utf-8\""
276 cgi#out_channel#output_string
277 "<html><head></head><body>Authentication error</body></html>"
280 cgi#out_channel#commit_work()
284 let logout (cgi : Netcgi1_compat.Netcgi_types.cgi_activation) =
285 let cgi = Netcgi1_compat.Netcgi_types.of_compat_activation cgi in
286 let env = cgi#environment in
288 let sid = Uuidm.of_string (Netcgi.Cookie.value (env#cookie "session")) in
289 let sid = HExtlib.unopt sid in
290 MatitaAuthentication.logout_user sid;
293 ~content_type:"text/html; charset=\"utf-8\""
295 let text = read_file (rt_path () ^ "/logout.html") in
296 cgi#out_channel#output_string text
300 ~status:`Internal_server_error
302 ~content_type:"text/xml; charset=\"utf-8\""
304 cgi#out_channel#commit_work()
307 (* returns the length of the executed text and an html representation of the
309 let advance (cgi : Netcgi1_compat.Netcgi_types.cgi_activation) =
310 let cgi = Netcgi1_compat.Netcgi_types.of_compat_activation cgi in
311 let env = cgi#environment in
313 let sid = Uuidm.of_string (Netcgi.Cookie.value (env#cookie "session")) in
314 let sid = HExtlib.unopt sid in
317 ~content_type:"text/xml; charset=\"utf-8\""
319 let text = cgi#argument_value "body" in
320 prerr_endline ("body =\n" ^ text);
321 let parsed_len, new_unparsed, new_status = advance0 sid text in
322 let txt = output_status new_status in
324 "<response><parsed length=\"" ^ (string_of_int parsed_len) ^ "\" />" ^ txt
327 prerr_endline ("sending advance response:\n" ^ body);
328 cgi#out_channel#output_string body
332 ~status:`Internal_server_error
334 ~content_type:"text/xml; charset=\"utf-8\""
336 cgi#out_channel#commit_work()
339 let gotoBottom (cgi : Netcgi1_compat.Netcgi_types.cgi_activation) =
340 let cgi = Netcgi1_compat.Netcgi_types.of_compat_activation cgi in
341 let env = cgi#environment in
343 let sid = Uuidm.of_string (Netcgi.Cookie.value (env#cookie "session")) in
344 let sid = HExtlib.unopt sid in
346 let rec aux parsed_len text =
348 prerr_endline ("evaluating: " ^ first_line text);
349 let plen,new_unparsed,_new_status = advance0 sid text in
350 aux (parsed_len+plen) new_unparsed
356 ~content_type:"text/xml; charset=\"utf-8\""
358 let text = cgi#argument_value "body" in
359 prerr_endline ("body =\n" ^ text);
360 let parsed_len = aux 0 text in
361 let status = MatitaAuthentication.get_status sid in
362 let txt = output_status status in
364 "<response><parsed length=\"" ^ (string_of_int parsed_len) ^ "\" />" ^ txt
367 prerr_endline ("sending goto bottom response:\n" ^ body);
368 cgi#out_channel#output_string body
369 with Not_found -> cgi#set_header ~status:`Internal_server_error
371 ~content_type:"text/xml; charset=\"utf-8\"" ());
372 cgi#out_channel#commit_work()
375 let retract (cgi : Netcgi1_compat.Netcgi_types.cgi_activation) =
376 let cgi = Netcgi1_compat.Netcgi_types.of_compat_activation cgi in
377 let env = cgi#environment in
379 let sid = Uuidm.of_string (Netcgi.Cookie.value (env#cookie "session")) in
380 let sid = HExtlib.unopt sid in
383 ~content_type:"text/xml; charset=\"utf-8\""
385 let history = MatitaAuthentication.get_history sid in
386 let new_history,new_status =
388 _::(status::_ as history) ->
390 | [_] -> (prerr_endline "singleton";failwith "retract")
391 | _ -> (prerr_endline "nil"; assert false) in
392 NCicLibrary.time_travel new_status;
393 MatitaAuthentication.set_history sid new_history;
394 MatitaAuthentication.set_status sid new_status;
395 prerr_endline ("after retract history.length = " ^
396 string_of_int (List.length new_history));
397 let body = output_status new_status in
398 cgi#out_channel#output_string body
399 with _ -> cgi#set_header ~status:`Internal_server_error
401 ~content_type:"text/xml; charset=\"utf-8\"" ());
402 cgi#out_channel#commit_work()
406 open Netcgi1_compat.Netcgi_types;;
408 (**********************************************************************)
409 (* Create the webserver *)
410 (**********************************************************************)
414 let (opt_list, cmdline_cfg) = Netplex_main.args() in
416 let use_mt = ref true in
419 [ "-mt", Arg.Set use_mt,
420 " Use multi-threading instead of multi-processing"
425 (fun s -> raise (Arg.Bad ("Don't know what to do with: " ^ s)))
426 "usage: netplex [options]";
429 Netplex_mt.mt() (* multi-threading *)
431 Netplex_mp.mp() in (* multi-processing *)
434 { Nethttpd_services.dyn_handler = (fun _ -> process1);
435 dyn_activation = Nethttpd_services.std_activation `Std_activation_buffered;
436 dyn_uri = None; (* not needed *)
437 dyn_translator = (fun _ -> ""); (* not needed *)
438 dyn_accept_all_conditionals = false;
442 { Nethttpd_services.dyn_handler = (fun _ -> advance);
443 dyn_activation = Nethttpd_services.std_activation `Std_activation_buffered;
444 dyn_uri = None; (* not needed *)
445 dyn_translator = (fun _ -> ""); (* not needed *)
446 dyn_accept_all_conditionals = false;
449 { Nethttpd_services.dyn_handler = (fun _ -> retract);
450 dyn_activation = Nethttpd_services.std_activation `Std_activation_buffered;
451 dyn_uri = None; (* not needed *)
452 dyn_translator = (fun _ -> ""); (* not needed *)
453 dyn_accept_all_conditionals = false;
456 { Nethttpd_services.dyn_handler = (fun _ -> gotoBottom);
457 dyn_activation = Nethttpd_services.std_activation `Std_activation_buffered;
458 dyn_uri = None; (* not needed *)
459 dyn_translator = (fun _ -> ""); (* not needed *)
460 dyn_accept_all_conditionals = false;
463 { Nethttpd_services.dyn_handler = (fun _ -> retrieve);
464 dyn_activation = Nethttpd_services.std_activation `Std_activation_buffered;
465 dyn_uri = None; (* not needed *)
466 dyn_translator = (fun _ -> ""); (* not needed *)
467 dyn_accept_all_conditionals = false;
470 { Nethttpd_services.dyn_handler = (fun _ -> register);
471 dyn_activation = Nethttpd_services.std_activation `Std_activation_buffered;
472 dyn_uri = None; (* not needed *)
473 dyn_translator = (fun _ -> ""); (* not needed *)
474 dyn_accept_all_conditionals = false;
477 { Nethttpd_services.dyn_handler = (fun _ -> login);
478 dyn_activation = Nethttpd_services.std_activation `Std_activation_buffered;
479 dyn_uri = None; (* not needed *)
480 dyn_translator = (fun _ -> ""); (* not needed *)
481 dyn_accept_all_conditionals = false;
484 { Nethttpd_services.dyn_handler = (fun _ -> logout);
485 dyn_activation = Nethttpd_services.std_activation `Std_activation_buffered;
486 dyn_uri = None; (* not needed *)
487 dyn_translator = (fun _ -> ""); (* not needed *)
488 dyn_accept_all_conditionals = false;
491 let nethttpd_factory =
492 Nethttpd_plex.nethttpd_factory
493 ~handlers:[ "advance", do_advance
494 ; "retract", do_retract
495 ; "bottom", goto_bottom
497 ; "register", do_register
499 ; "logout", do_logout ]
501 MatitaInit.initialize_all ();
502 MatitaAuthentication.deserialize ();
505 Netplex_log.logger_factories (* allow all built-in logging styles *)
506 Netplex_workload.workload_manager_factories (* ... all ways of workload management *)
507 [ nethttpd_factory ] (* make this nethttpd available *)
511 Sys.set_signal Sys.sigpipe Sys.Signal_ignore;