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 disambiguate_command lexicon_status_ref grafite_status cmd =
34 let baseuri = grafite_status#baseuri in
35 let lexicon_status,cmd =
36 GrafiteDisambiguate.disambiguate_command ~baseuri
37 !lexicon_status_ref cmd
39 lexicon_status_ref := lexicon_status;
42 let eval_macro_screenshot (status : GrafiteTypes.status) name =
43 let _,_,metasenv,subst,_ = status#obj in
44 let sequent = List.hd metasenv in
46 ApplyTransformation.nmml_of_cic_sequent
47 status metasenv subst sequent
49 let domImpl = Gdome.domImplementation () in
50 ignore(domImpl#saveDocumentToFile
51 ~name:(name^".xml") ~doc:mathml ());
52 ignore(Sys.command ("mathmlsvg --verbose=1 --font-size=20 --cut-filename=no " ^
53 Filename.quote (name^".xml")));
54 ignore(Sys.command ("convert " ^
55 Filename.quote (name^".svg") ^ " " ^
56 Filename.quote (name^".png")));
57 HLog.debug ("generated " ^ name ^ ".png");
61 let eval_ast ?do_heavy_checks status (text,prefix_len,ast) =
62 let dump = not (Helm_registry.get_bool "matita.moo") in
63 let lexicon_status_ref = ref (status :> LexiconEngine.status) in
64 let baseuri = status#baseuri in
65 let new_status,new_objs =
67 | G.Executable (_, G.Command (_, G.Coercion _)) when dump ->
68 (* FG: some commands can not be executed when mmas are parsed *************)
69 (* To be removed when mmas will be executed *)
72 GrafiteEngine.eval_ast
73 ~disambiguate_command:(disambiguate_command lexicon_status_ref)
74 ~disambiguate_macro:((* MATITA 1.0*) fun _ -> assert false)
75 ?do_heavy_checks status (text,prefix_len,ast)
78 if !lexicon_status_ref#lstatus != status#lstatus then
79 new_status#set_lstatus (!lexicon_status_ref#lstatus)
82 let new_status = LexiconSync.add_aliases_for_objs new_status new_objs in
83 let new_aliases = LexiconSync.alias_diff ~from:status new_status in
84 let _,intermediate_states =
86 (fun (status,acc) (k,value) ->
87 let v = LexiconAst.description_of_alias value in
90 let NReference.Ref (uri,_) = NReference.reference_of_string v in
91 NUri.baseuri_of_uri uri = baseuri
93 NReference.IllFormedReference _ ->
94 false (* v is a description, not a URI *)
100 LexiconEngine.set_proof_aliases status [k,value]
102 new_status, (new_status ,Some (k,value))::acc
103 ) (status,[]) new_aliases
105 ((new_status),None)::intermediate_states
108 exception TryingToAdd of string
109 exception EnrichedWithStatus of exn * GrafiteTypes.status
111 let eval_from_stream ~first_statement_only ~include_paths
112 ?do_heavy_checks ?(enforce_no_new_aliases=true)
113 ?(watch_statuses=fun _ -> ()) status str cb
115 let matita_debug = Helm_registry.get_bool "matita.debug" in
116 let rec loop status statuses =
118 if first_statement_only then fun _ statuses -> statuses
124 try Some (GrafiteParser.parse_statement ~include_paths str status)
125 with End_of_file -> None in
127 | None -> true, status, statuses
128 | Some (status,ast) ->
130 GrafiteParser.LNone _ ->
131 watch_statuses status ;
132 false, status, ((status,None)::statuses)
133 | GrafiteParser.LSome ast ->
135 let new_statuses = eval_ast ?do_heavy_checks status ("",0,ast) in
136 if enforce_no_new_aliases then
142 let newtxt = LexiconAstPp.pp_alias value in
143 raise (TryingToAdd newtxt)) new_statuses;
145 match new_statuses with
149 watch_statuses status ;
150 false, status, (new_statuses @ statuses))
151 with exn when not matita_debug ->
152 raise (EnrichedWithStatus (exn, status))
154 if stop then s else loop g s