1 (* Copyright (C) 2005, HELM Team.
3 * This file is part of HELM, an Hypertextual, Electronic
4 * Library of Mathematics, developed at the Computer Science
5 * Department, University of Bologna, Italy.
7 * HELM is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
12 * HELM is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with HELM; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
22 * For details, see the HELM World-Wide-Web page,
23 * http://helm.cs.unibo.it/
31 let debug_print = if debug then prerr_endline else ignore ;;
33 let eval_macro_screenshot (status : GrafiteTypes.status) name =
34 assert false (* MATITA 1.0
35 let _,_,metasenv,subst,_ = status#obj in
36 let sequent = List.hd metasenv in
38 ApplyTransformation.nmml_of_cic_sequent
39 status metasenv subst sequent
41 let domImpl = Gdome.domImplementation () in
42 ignore(domImpl#saveDocumentToFile
43 ~name:(name^".xml") ~doc:mathml ());
44 ignore(Sys.command ("mathmlsvg --verbose=1 --font-size=20 --cut-filename=no " ^
45 Filename.quote (name^".xml")));
46 ignore(Sys.command ("convert " ^
47 Filename.quote (name^".svg") ^ " " ^
48 Filename.quote (name^".png")));
49 HLog.debug ("generated " ^ name ^ ".png");
54 let eval_ast ?do_heavy_checks status (text,prefix_len,ast) =
55 let dump = not (Helm_registry.get_bool "matita.moo") in
56 let lexicon_status_ref = ref (status :> LexiconEngine.status) in
57 let baseuri = status#baseuri in
58 let new_status,new_objs =
59 GrafiteEngine.eval_ast ?do_heavy_checks status (text,prefix_len,ast)
62 if !lexicon_status_ref#lstatus != status#lstatus then
63 new_status#set_lstatus (!lexicon_status_ref#lstatus)
66 let new_status = LexiconSync.add_aliases_for_objs new_status new_objs in
67 let new_aliases = LexiconSync.alias_diff ~from:status new_status in
68 let _,intermediate_states =
70 (fun (status,acc) (k,value) ->
71 let v = LexiconAst.description_of_alias value in
74 let NReference.Ref (uri,_) = NReference.reference_of_string v in
75 NUri.baseuri_of_uri uri = baseuri
77 NReference.IllFormedReference _ ->
78 false (* v is a description, not a URI *)
84 LexiconEngine.set_proof_aliases status [k,value]
86 new_status, (new_status ,Some (k,value))::acc
87 ) (status,[]) new_aliases
89 ((new_status),None)::intermediate_states
92 exception TryingToAdd of string
93 exception EnrichedWithStatus of exn * GrafiteTypes.status
95 let eval_from_stream ~first_statement_only ~include_paths
96 ?do_heavy_checks ?(enforce_no_new_aliases=true)
97 ?(watch_statuses=fun _ -> ()) status str cb
99 let matita_debug = Helm_registry.get_bool "matita.debug" in
100 let rec loop status statuses =
102 if first_statement_only then fun _ statuses -> statuses
108 try Some (GrafiteParser.parse_statement ~include_paths str status)
109 with End_of_file -> None in
111 | None -> true, status, statuses
112 | Some (status,ast) ->
114 GrafiteParser.LNone _ ->
115 watch_statuses status ;
116 false, status, ((status,None)::statuses)
117 | GrafiteParser.LSome ast ->
119 let new_statuses = eval_ast ?do_heavy_checks status ("",0,ast) in
120 if enforce_no_new_aliases then
126 let newtxt = LexiconAstPp.pp_alias value in
127 raise (TryingToAdd newtxt)) new_statuses;
129 match new_statuses with
133 watch_statuses status ;
134 false, status, (new_statuses @ statuses))
135 with exn when not matita_debug ->
136 raise (EnrichedWithStatus (exn, status))
138 if stop then s else loop g s