(* Copyright (C) 2000-2002, 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/. *) (******************************************************************************) (* *) (* PROJECT HELM *) (* *) (* Claudio Sacerdoti Coen *) (* 06/01/2002 *) (* *) (* *) (******************************************************************************) (* CSC: quick fix: a function from [uri#xpointer(path)] to [uri#path] *) let wrong_xpointer_format_from_wrong_xpointer_format' uri = try let index_sharp = String.index uri '#' in let index_rest = index_sharp + 10 in let baseuri = String.sub uri 0 index_sharp in let rest = String.sub uri index_rest (String.length uri - index_rest - 1) in baseuri ^ "#" ^ rest with Not_found -> uri ;; (* GLOBAL CONSTANTS *) let helmns = Gdome.domString "http://www.cs.unibo.it/helm";; let htmlheader = "" ^ " " ;; let htmlfooter = " " ^ "" ;; (* let prooffile = "/home/tassi/miohelm/tmp/currentproof";; let prooffile = "/public/sacerdot/currentproof";; *) let prooffile = "/public/sacerdot/currentproof";; let prooffiletype = "/public/sacerdot/currentprooftype";; (*CSC: the getter should handle the innertypes, not the FS *) (* let innertypesfile = "/home/tassi/miohelm/tmp/innertypes";; let innertypesfile = "/public/sacerdot/innertypes";; *) let innertypesfile = "/public/sacerdot/innertypes";; let constanttypefile = "/public/sacerdot/constanttype";; let empty_id_to_uris = ([],function _ -> None);; (* GLOBAL REFERENCES (USED BY CALLBACKS) *) let htmlheader_and_content = ref htmlheader;; let current_cic_infos = ref None;; let current_goal_infos = ref None;; let current_scratch_infos = ref None;; let id_to_uris = ref empty_id_to_uris;; let check_term = ref (fun _ _ _ -> assert false);; let mml_of_cic_term_ref = ref (fun _ _ -> assert false);; exception RenderingWindowsNotInitialized;; let set_rendering_window,rendering_window = let rendering_window_ref = ref None in (function rw -> rendering_window_ref := Some rw), (function () -> match !rendering_window_ref with None -> raise RenderingWindowsNotInitialized | Some rw -> rw ) ;; exception SettingsWindowsNotInitialized;; let set_settings_window,settings_window = let settings_window_ref = ref None in (function rw -> settings_window_ref := Some rw), (function () -> match !settings_window_ref with None -> raise SettingsWindowsNotInitialized | Some rw -> rw ) ;; exception OutputHtmlNotInitialized;; let set_outputhtml,outputhtml = let outputhtml_ref = ref None in (function rw -> outputhtml_ref := Some rw), (function () -> match !outputhtml_ref with None -> raise OutputHtmlNotInitialized | Some outputhtml -> outputhtml ) ;; exception QedSetSensitiveNotInitialized;; let qed_set_sensitive = ref (function _ -> raise QedSetSensitiveNotInitialized) ;; exception SaveSetSensitiveNotInitialized;; let save_set_sensitive = ref (function _ -> raise SaveSetSensitiveNotInitialized) ;; (* COMMAND LINE OPTIONS *) let usedb = ref true let argspec = [ "-nodb", Arg.Clear usedb, "disable use of MathQL DB" ] in Arg.parse argspec ignore "" (* MISC FUNCTIONS *) let cic_textual_parser_uri_of_string uri' = (* Constant *) if String.sub uri' (String.length uri' - 4) 4 = ".con" then CicTextualParser0.ConUri (UriManager.uri_of_string uri') else if String.sub uri' (String.length uri' - 4) 4 = ".var" then CicTextualParser0.VarUri (UriManager.uri_of_string uri') else (try (* Inductive Type *) let uri'',typeno = CicTextualLexer.indtyuri_of_uri uri' in CicTextualParser0.IndTyUri (uri'',typeno) with _ -> (* Constructor of an Inductive Type *) let uri'',typeno,consno = CicTextualLexer.indconuri_of_uri uri' in CicTextualParser0.IndConUri (uri'',typeno,consno) ) ;; let term_of_cic_textual_parser_uri uri = let module C = Cic in let module CTP = CicTextualParser0 in match uri with CTP.ConUri uri -> C.Const (uri,[]) | CTP.VarUri uri -> C.Var (uri,[]) | CTP.IndTyUri (uri,tyno) -> C.MutInd (uri,tyno,[]) | CTP.IndConUri (uri,tyno,consno) -> C.MutConstruct (uri,tyno,consno,[]) ;; let string_of_cic_textual_parser_uri uri = let module C = Cic in let module CTP = CicTextualParser0 in let uri' = match uri with CTP.ConUri uri -> UriManager.string_of_uri uri | CTP.VarUri uri -> UriManager.string_of_uri uri | CTP.IndTyUri (uri,tyno) -> UriManager.string_of_uri uri ^ "#1/" ^ string_of_int (tyno + 1) | CTP.IndConUri (uri,tyno,consno) -> UriManager.string_of_uri uri ^ "#1/" ^ string_of_int (tyno + 1) ^ "/" ^ string_of_int consno in (* 4 = String.length "cic:" *) String.sub uri' 4 (String.length uri' - 4) ;; let output_html outputhtml msg = htmlheader_and_content := !htmlheader_and_content ^ msg ; outputhtml#source (!htmlheader_and_content ^ htmlfooter) ; outputhtml#set_topline (-1) ;; (* UTILITY FUNCTIONS TO DISAMBIGUATE AN URI *) (* Check window *) let check_window outputhtml uris = let window = GWindow.window ~width:800 ~modal:true ~title:"Check" ~border_width:2 () in let notebook = GPack.notebook ~scrollable:true ~packing:window#add () in window#show () ; let render_terms = List.map (function uri -> let scrolled_window = GBin.scrolled_window ~border_width:10 ~packing: (notebook#append_page ~tab_label:((GMisc.label ~text:uri ())#coerce)) () in lazy (let mmlwidget = GMathView.math_view ~packing:scrolled_window#add ~width:400 ~height:280 () in let expr = let term = term_of_cic_textual_parser_uri (cic_textual_parser_uri_of_string uri) in (Cic.Cast (term, CicTypeChecker.type_of_aux' [] [] term)) in try let mml = !mml_of_cic_term_ref 111 expr in prerr_endline ("### " ^ CicPp.ppterm expr) ; mmlwidget#load_tree ~dom:mml with e -> output_html outputhtml ("

" ^ Printexc.to_string e ^ "

") ) ) uris in ignore (notebook#connect#switch_page (function i -> Lazy.force (List.nth render_terms i))) ;; exception NoChoice;; let interactive_user_uri_choice ~selection_mode ?(ok="Ok") ~title ~msg uris = let choices = ref [] in let chosen = ref false in let window = GWindow.dialog ~modal:true ~title ~width:600 () in let lMessage = GMisc.label ~text:msg ~packing:(window#vbox#pack ~expand:false ~fill:false ~padding:5) () in let scrolled_window = GBin.scrolled_window ~border_width:10 ~packing:(window#vbox#pack ~expand:true ~fill:true ~padding:5) () in let clist = let expected_height = 18 * List.length uris in let height = if expected_height > 400 then 400 else expected_height in GList.clist ~columns:1 ~packing:scrolled_window#add ~height ~selection_mode () in let _ = List.map (function x -> clist#append [x]) uris in let hbox2 = GPack.hbox ~border_width:0 ~packing:(window#vbox#pack ~expand:false ~fill:false ~padding:5) () in let explain_label = GMisc.label ~text:"None of the above. Try this one:" ~packing:(hbox2#pack ~expand:false ~fill:false ~padding:5) () in let manual_input = GEdit.entry ~editable:true ~packing:(hbox2#pack ~expand:true ~fill:true ~padding:5) () in let hbox = GPack.hbox ~border_width:0 ~packing:window#action_area#add () in let okb = GButton.button ~label:ok ~packing:(hbox#pack ~expand:false ~fill:false ~padding:5) () in let _ = okb#misc#set_sensitive false in let checkb = GButton.button ~label:"Check" ~packing:(hbox#pack ~padding:5) () in let _ = checkb#misc#set_sensitive false in let cancelb = GButton.button ~label:"Abort" ~packing:(hbox#pack ~expand:false ~fill:false ~padding:5) () in (* actions *) let check_callback () = assert (List.length !choices > 0) ; check_window (outputhtml ()) !choices in ignore (window#connect#destroy GMain.Main.quit) ; ignore (cancelb#connect#clicked window#destroy) ; ignore (okb#connect#clicked (function () -> chosen := true ; window#destroy ())) ; ignore (checkb#connect#clicked check_callback) ; ignore (clist#connect#select_row (fun ~row ~column ~event -> checkb#misc#set_sensitive true ; okb#misc#set_sensitive true ; choices := (List.nth uris row)::!choices)) ; ignore (clist#connect#unselect_row (fun ~row ~column ~event -> choices := List.filter (function uri -> uri != (List.nth uris row)) !choices)) ; ignore (manual_input#connect#changed (fun _ -> if manual_input#text = "" then begin choices := [] ; checkb#misc#set_sensitive false ; okb#misc#set_sensitive false ; clist#misc#set_sensitive true end else begin choices := [manual_input#text] ; clist#unselect_all () ; checkb#misc#set_sensitive true ; okb#misc#set_sensitive true ; clist#misc#set_sensitive false end)); window#set_position `CENTER ; window#show () ; GMain.Main.main () ; if !chosen && List.length !choices > 0 then !choices else raise NoChoice ;; let interactive_interpretation_choice interpretations = let chosen = ref None in let window = GWindow.window ~modal:true ~title:"Ambiguous well-typed input." ~border_width:2 () in let vbox = GPack.vbox ~packing:window#add () in let lMessage = GMisc.label ~text: ("Ambiguous input since there are many well-typed interpretations." ^ " Please, choose one of them.") ~packing:(vbox#pack ~expand:false ~fill:false ~padding:5) () in let notebook = GPack.notebook ~scrollable:true ~packing:(vbox#pack ~expand:true ~fill:true ~padding:5) () in let _ = List.map (function interpretation -> let clist = let expected_height = 18 * List.length interpretation in let height = if expected_height > 400 then 400 else expected_height in GList.clist ~columns:2 ~packing:notebook#append_page ~height ~titles:["id" ; "URI"] () in ignore (List.map (function (id,uri) -> let n = clist#append [id;uri] in clist#set_row ~selectable:false n ) interpretation ) ; clist#columns_autosize () ) interpretations in let hbox = GPack.hbox ~packing:(vbox#pack ~expand:false ~fill:false ~padding:5) () in let okb = GButton.button ~label:"Ok" ~packing:(hbox#pack ~expand:false ~fill:false ~padding:5) () in let cancelb = GButton.button ~label:"Abort" ~packing:(hbox#pack ~expand:false ~fill:false ~padding:5) () in (* actions *) ignore (window#connect#destroy GMain.Main.quit) ; ignore (cancelb#connect#clicked window#destroy) ; ignore (okb#connect#clicked (function () -> chosen := Some notebook#current_page ; window#destroy ())) ; window#set_position `CENTER ; window#show () ; GMain.Main.main () ; match !chosen with None -> raise NoChoice | Some n -> n ;; (* MISC FUNCTIONS *) (* CSC: IMPERATIVE AND NOT VERY CLEAN, TO GET THE LAST ISSUED QUERY *) let get_last_query = let query = ref "" in MQueryGenerator.set_confirm_query (function q -> query := MQueryUtil.text_of_query q ; true) ; function result -> !query ^ "

Result:

" ^ MQueryUtil.text_of_result result "
" ;; let register_alias (id,uri) = let dom,resolve_id = !id_to_uris in id_to_uris := (if List.mem id dom then dom else id::dom), function id' -> if id' = id then Some uri else resolve_id id' ;; let locate_one_id id = let result = MQueryGenerator.locate id in let uris = List.map (function uri,_ -> wrong_xpointer_format_from_wrong_xpointer_format' uri ) result in let html= "

Locate Query: 

" ^ get_last_query result ^ "
" in output_html (rendering_window ())#outputhtml html ; let uris' = match uris with [] -> (match (GToolbox.input_string ~title:"Unknown input" ("No URI matching \"" ^ id ^ "\" found. Please enter its URI")) with None -> raise NoChoice | Some uri -> ["cic:" ^ uri] ) | [uri] -> [uri] | _ -> interactive_user_uri_choice ~selection_mode:`EXTENDED ~ok:"Try every selection." ~title:"Ambiguous input." ~msg: ("Ambiguous input \"" ^ id ^ "\". Please, choose one or more interpretations:") uris in List.map cic_textual_parser_uri_of_string uris' ;; exception ThereDoesNotExistAnyWellTypedInterpretationOfTheInput;; exception AmbiguousInput;; let disambiguate_input context metasenv dom mk_metasenv_and_expr = let known_ids,resolve_id = !id_to_uris in let dom' = let rec filter = function [] -> [] | he::tl -> if List.mem he known_ids then filter tl else he::(filter tl) in filter dom in (* for each id in dom' we get the list of uris associated to it *) let list_of_uris = List.map locate_one_id dom' in (* and now we compute the list of all possible assignments from id to uris *) let resolve_ids = let rec aux ids list_of_uris = match ids,list_of_uris with [],[] -> [resolve_id] | id::idtl,uris::uristl -> let resolves = aux idtl uristl in List.concat (List.map (function uri -> List.map (function f -> function id' -> if id = id' then Some uri else f id' ) resolves ) uris ) | _,_ -> assert false in aux dom' list_of_uris in output_html (outputhtml ()) ("

Disambiguation phase started: " ^ string_of_int (List.length resolve_ids) ^ " cases will be tried.") ; (* now we select only the ones that generates well-typed terms *) let resolve_ids' = let rec filter = function [] -> [] | resolve::tl -> let metasenv',expr = mk_metasenv_and_expr resolve in try (*CSC: Bug here: we do not try to typecheck also the metasenv' *) ignore (CicTypeChecker.type_of_aux' metasenv context expr) ; resolve::(filter tl) with _ -> filter tl in filter resolve_ids in let resolve_id' = match resolve_ids' with [] -> raise ThereDoesNotExistAnyWellTypedInterpretationOfTheInput | [resolve_id] -> resolve_id | _ -> let choices = List.map (function resolve -> List.map (function id -> id, match resolve id with None -> assert false | Some uri -> match uri with CicTextualParser0.ConUri uri | CicTextualParser0.VarUri uri -> UriManager.string_of_uri uri | CicTextualParser0.IndTyUri (uri,tyno) -> UriManager.string_of_uri uri ^ "#xpointer(1/" ^ string_of_int (tyno+1) ^ ")" | CicTextualParser0.IndConUri (uri,tyno,consno) -> UriManager.string_of_uri uri ^ "#xpointer(1/" ^ string_of_int (tyno+1) ^ "/" ^ string_of_int consno ^ ")" ) dom ) resolve_ids' in let index = interactive_interpretation_choice choices in List.nth resolve_ids' index in id_to_uris := known_ids @ dom', resolve_id' ; mk_metasenv_and_expr resolve_id' ;; let domImpl = Gdome.domImplementation ();; let parseStyle name = let style = domImpl#createDocumentFromURI (* ~uri:("http://phd.cs.unibo.it:8081/getxslt?uri=" ^ name) ?mode:None *) ~uri:("styles/" ^ name) () in Gdome_xslt.processStylesheet style ;; let d_c = parseStyle "drop_coercions.xsl";; let tc1 = parseStyle "objtheorycontent.xsl";; let hc2 = parseStyle "content_to_html.xsl";; let l = parseStyle "link.xsl";; let c1 = parseStyle "rootcontent.xsl";; let g = parseStyle "genmmlid.xsl";; let c2 = parseStyle "annotatedpres.xsl";; let getterURL = Configuration.getter_url;; let processorURL = Configuration.processor_url;; let mml_styles = [d_c ; c1 ; g ; c2 ; l];; let mml_args = ["processorURL", "'" ^ processorURL ^ "'" ; "getterURL", "'" ^ getterURL ^ "'" ; "draw_graphURL", "'http%3A//phd.cs.unibo.it%3A8083/'" ; "uri_set_queueURL", "'http%3A//phd.cs.unibo.it%3A8084/'" ; "UNICODEvsSYMBOL", "'symbol'" ; "doctype-public", "'-//W3C//DTD%20XHTML%201.0%20Transitional//EN'" ; "encoding", "'iso-8859-1'" ; "media-type", "'text/html'" ; "keys", "'d_c%2CC1%2CG%2CC2%2CL'" ; "interfaceURL", "'http%3A//phd.cs.unibo.it/helm/html/cic/index.html'" ; "naturalLanguage", "'yes'" ; "annotations", "'no'" ; "explodeall", "'true()'" ; "topurl", "'http://phd.cs.unibo.it/helm'" ; "CICURI", "'cic:/Coq/Init/Datatypes/bool_ind.con'" ] ;; let sequent_styles = [d_c ; c1 ; g ; c2 ; l];; let sequent_args = ["processorURL", "'" ^ processorURL ^ "'" ; "getterURL", "'" ^ getterURL ^ "'" ; "draw_graphURL", "'http%3A//phd.cs.unibo.it%3A8083/'" ; "uri_set_queueURL", "'http%3A//phd.cs.unibo.it%3A8084/'" ; "UNICODEvsSYMBOL", "'symbol'" ; "doctype-public", "'-//W3C//DTD%20XHTML%201.0%20Transitional//EN'" ; "encoding", "'iso-8859-1'" ; "media-type", "'text/html'" ; "keys", "'d_c%2CC1%2CG%2CC2%2CL'" ; "interfaceURL", "'http%3A//phd.cs.unibo.it/helm/html/cic/index.html'" ; "naturalLanguage", "'no'" ; "annotations", "'no'" ; "explodeall", "'true()'" ; "topurl", "'http://phd.cs.unibo.it/helm'" ; "CICURI", "'cic:/Coq/Init/Datatypes/bool_ind.con'" ] ;; let parse_file filename = let inch = open_in filename in let rec read_lines () = try let line = input_line inch in line ^ read_lines () with End_of_file -> "" in read_lines () ;; let applyStylesheets input styles args = List.fold_left (fun i style -> Gdome_xslt.applyStylesheet i style args) input styles ;; let mml_of_cic_object uri annobj ids_to_inner_sorts ids_to_inner_types = (*CSC: ????????????????? *) let xml, bodyxml = Cic2Xml.print_object uri ~ids_to_inner_sorts annobj in let xmlinnertypes = Cic2Xml.print_inner_types uri ~ids_to_inner_sorts ~ids_to_inner_types in let input = match bodyxml with None -> Xml2Gdome.document_of_xml domImpl xml | Some bodyxml' -> Xml.pp xml (Some constanttypefile) ; Xml2Gdome.document_of_xml domImpl bodyxml' in (*CSC: We save the innertypes to disk so that we can retrieve them in the *) (*CSC: stylesheet. This DOES NOT work when UWOBO and/or the getter are not *) (*CSC: local. *) Xml.pp xmlinnertypes (Some innertypesfile) ; let output = applyStylesheets input mml_styles mml_args in output ;; (* CALLBACKS *) exception RefreshSequentException of exn;; exception RefreshProofException of exn;; let refresh_proof (output : GMathView.math_view) = try let uri,currentproof = match !ProofEngine.proof with None -> assert false | Some (uri,metasenv,bo,ty) -> !qed_set_sensitive (List.length metasenv = 0) ; (*CSC: Wrong: [] is just plainly wrong *) uri,(Cic.CurrentProof (UriManager.name_of_uri uri, metasenv, bo, ty, [])) in let (acic,ids_to_terms,ids_to_father_ids,ids_to_inner_sorts, ids_to_inner_types,ids_to_conjectures,ids_to_hypotheses) = Cic2acic.acic_object_of_cic_object currentproof in let mml = mml_of_cic_object uri acic ids_to_inner_sorts ids_to_inner_types in output#load_tree mml ; current_cic_infos := Some (ids_to_terms,ids_to_father_ids,ids_to_conjectures,ids_to_hypotheses) with e -> match !ProofEngine.proof with None -> assert false | Some (uri,metasenv,bo,ty) -> prerr_endline ("Offending proof: " ^ CicPp.ppobj (Cic.CurrentProof ("questa",metasenv,bo,ty,[]))) ; flush stderr ; raise (RefreshProofException e) ;; let refresh_sequent ?(empty_notebook=true) notebook = try match !ProofEngine.goal with None -> if empty_notebook then begin notebook#remove_all_pages ~skip_switch_page_event:false ; notebook#set_empty_page end else notebook#proofw#unload | Some metano -> let metasenv = match !ProofEngine.proof with None -> assert false | Some (_,metasenv,_,_) -> metasenv in let currentsequent = List.find (function (m,_,_) -> m=metano) metasenv in let sequent_gdome,ids_to_terms,ids_to_father_ids,ids_to_hypotheses = SequentPp.XmlPp.print_sequent metasenv currentsequent in let regenerate_notebook () = let skip_switch_page_event = match metasenv with (m,_,_)::_ when m = metano -> false | _ -> true in notebook#remove_all_pages ~skip_switch_page_event ; List.iter (function (m,_,_) -> notebook#add_page m) metasenv ; in if empty_notebook then begin regenerate_notebook () ; notebook#set_current_page ~may_skip_switch_page_event:false metano end else begin let sequent_doc = Xml2Gdome.document_of_xml domImpl sequent_gdome in let sequent_mml = applyStylesheets sequent_doc sequent_styles sequent_args in notebook#set_current_page ~may_skip_switch_page_event:true metano; notebook#proofw#load_tree ~dom:sequent_mml end ; current_goal_infos := Some (ids_to_terms,ids_to_father_ids,ids_to_hypotheses) with e -> let metano = match !ProofEngine.goal with None -> assert false | Some m -> m in let metasenv = match !ProofEngine.proof with None -> assert false | Some (_,metasenv,_,_) -> metasenv in let currentsequent = List.find (function (m,_,_) -> m=metano) metasenv in prerr_endline ("Offending sequent: " ^ SequentPp.TextualPp.print_sequent currentsequent) ; flush stderr ; raise (RefreshSequentException e) ;; (* ignore(domImpl#saveDocumentToFile ~doc:sequent_doc ~name:"/home/galata/miohelm/guruguru1" ~indent:true ()) ; *) let mml_of_cic_term metano term = let metasenv = match !ProofEngine.proof with None -> [] | Some (_,metasenv,_,_) -> metasenv in let context = match !ProofEngine.goal with None -> [] | Some metano -> let (_,canonical_context,_) = List.find (function (m,_,_) -> m=metano) metasenv in canonical_context in let sequent_gdome,ids_to_terms,ids_to_father_ids,ids_to_hypotheses = SequentPp.XmlPp.print_sequent metasenv (metano,context,term) in let sequent_doc = Xml2Gdome.document_of_xml domImpl sequent_gdome in let res = applyStylesheets sequent_doc sequent_styles sequent_args ; in current_scratch_infos := Some (term,ids_to_terms,ids_to_father_ids,ids_to_hypotheses) ; res ;; (***********************) (* TACTICS *) (***********************) let call_tactic tactic () = let notebook = (rendering_window ())#notebook in let output = ((rendering_window ())#output : GMathView.math_view) in let outputhtml = ((rendering_window ())#outputhtml : GHtml.xmhtml) in let savedproof = !ProofEngine.proof in let savedgoal = !ProofEngine.goal in begin try tactic () ; refresh_sequent notebook ; refresh_proof output with RefreshSequentException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "sequent: " ^ Printexc.to_string e ^ "

") ; ProofEngine.proof := savedproof ; ProofEngine.goal := savedgoal ; refresh_sequent notebook | RefreshProofException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "proof: " ^ Printexc.to_string e ^ "

") ; ProofEngine.proof := savedproof ; ProofEngine.goal := savedgoal ; refresh_sequent notebook ; refresh_proof output | e -> output_html outputhtml ("

" ^ Printexc.to_string e ^ "

") ; ProofEngine.proof := savedproof ; ProofEngine.goal := savedgoal ; end ;; let call_tactic_with_input tactic () = let notebook = (rendering_window ())#notebook in let output = ((rendering_window ())#output : GMathView.math_view) in let outputhtml = ((rendering_window ())#outputhtml : GHtml.xmhtml) in let inputt = ((rendering_window ())#inputt : GEdit.text) in let savedproof = !ProofEngine.proof in let savedgoal = !ProofEngine.goal in (*CSC: Gran cut&paste da sotto... *) let inputlen = inputt#length in let input = inputt#get_chars 0 inputlen ^ "\n" in let lexbuf = Lexing.from_string input in let curi = match !ProofEngine.proof with None -> assert false | Some (curi,_,_,_) -> curi in let uri,metasenv,bo,ty = match !ProofEngine.proof with None -> assert false | Some (uri,metasenv,bo,ty) -> uri,metasenv,bo,ty in let canonical_context = match !ProofEngine.goal with None -> assert false | Some metano -> let (_,canonical_context,_) = List.find (function (m,_,_) -> m=metano) metasenv in canonical_context in let context = List.map (function Some (n,_) -> Some n | None -> None ) canonical_context in try while true do match CicTextualParserContext.main context metasenv CicTextualLexer.token lexbuf register_alias with None -> () | Some (dom,mk_metasenv_and_expr) -> let (metasenv',expr) = disambiguate_input canonical_context metasenv dom mk_metasenv_and_expr in ProofEngine.proof := Some (uri,metasenv',bo,ty) ; tactic expr ; refresh_sequent notebook ; refresh_proof output done with CicTextualParser0.Eof -> inputt#delete_text 0 inputlen | RefreshSequentException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "sequent: " ^ Printexc.to_string e ^ "

") ; ProofEngine.proof := savedproof ; ProofEngine.goal := savedgoal ; refresh_sequent notebook | RefreshProofException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "proof: " ^ Printexc.to_string e ^ "

") ; ProofEngine.proof := savedproof ; ProofEngine.goal := savedgoal ; refresh_sequent notebook ; refresh_proof output | e -> output_html outputhtml ("

" ^ Printexc.to_string e ^ "

") ; ProofEngine.proof := savedproof ; ProofEngine.goal := savedgoal ; ;; let call_tactic_with_goal_input tactic () = let module L = LogicalOperations in let module G = Gdome in let notebook = (rendering_window ())#notebook in let output = ((rendering_window ())#output : GMathView.math_view) in let outputhtml = ((rendering_window ())#outputhtml : GHtml.xmhtml) in let savedproof = !ProofEngine.proof in let savedgoal = !ProofEngine.goal in match notebook#proofw#get_selection with Some node -> let xpath = ((node : Gdome.element)#getAttributeNS ~namespaceURI:helmns ~localName:(G.domString "xref"))#to_string in if xpath = "" then assert false (* "ERROR: No xref found!!!" *) else begin try match !current_goal_infos with Some (ids_to_terms, ids_to_father_ids,_) -> let id = xpath in tactic (Hashtbl.find ids_to_terms id) ; refresh_sequent notebook ; refresh_proof output | None -> assert false (* "ERROR: No current term!!!" *) with RefreshSequentException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "sequent: " ^ Printexc.to_string e ^ "

") ; ProofEngine.proof := savedproof ; ProofEngine.goal := savedgoal ; refresh_sequent notebook | RefreshProofException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "proof: " ^ Printexc.to_string e ^ "

") ; ProofEngine.proof := savedproof ; ProofEngine.goal := savedgoal ; refresh_sequent notebook ; refresh_proof output | e -> output_html outputhtml ("

" ^ Printexc.to_string e ^ "

") ; ProofEngine.proof := savedproof ; ProofEngine.goal := savedgoal ; end | None -> output_html outputhtml ("

No term selected

") ;; let call_tactic_with_input_and_goal_input tactic () = let module L = LogicalOperations in let module G = Gdome in let notebook = (rendering_window ())#notebook in let output = ((rendering_window ())#output : GMathView.math_view) in let outputhtml = ((rendering_window ())#outputhtml : GHtml.xmhtml) in let inputt = ((rendering_window ())#inputt : GEdit.text) in let savedproof = !ProofEngine.proof in let savedgoal = !ProofEngine.goal in match notebook#proofw#get_selection with Some node -> let xpath = ((node : Gdome.element)#getAttributeNS ~namespaceURI:helmns ~localName:(G.domString "xref"))#to_string in if xpath = "" then assert false (* "ERROR: No xref found!!!" *) else begin try match !current_goal_infos with Some (ids_to_terms, ids_to_father_ids,_) -> let id = xpath in (* Let's parse the input *) let inputlen = inputt#length in let input = inputt#get_chars 0 inputlen ^ "\n" in let lexbuf = Lexing.from_string input in let curi = match !ProofEngine.proof with None -> assert false | Some (curi,_,_,_) -> curi in let uri,metasenv,bo,ty = match !ProofEngine.proof with None -> assert false | Some (uri,metasenv,bo,ty) -> uri,metasenv,bo,ty in let canonical_context = match !ProofEngine.goal with None -> assert false | Some metano -> let (_,canonical_context,_) = List.find (function (m,_,_) -> m=metano) metasenv in canonical_context in let context = List.map (function Some (n,_) -> Some n | None -> None ) canonical_context in begin try while true do match CicTextualParserContext.main context metasenv CicTextualLexer.token lexbuf register_alias with None -> () | Some (dom,mk_metasenv_and_expr) -> let (metasenv',expr) = disambiguate_input canonical_context metasenv dom mk_metasenv_and_expr in ProofEngine.proof := Some (uri,metasenv',bo,ty) ; tactic ~goal_input:(Hashtbl.find ids_to_terms id) ~input:expr ; refresh_sequent notebook ; refresh_proof output done with CicTextualParser0.Eof -> inputt#delete_text 0 inputlen end | None -> assert false (* "ERROR: No current term!!!" *) with RefreshSequentException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "sequent: " ^ Printexc.to_string e ^ "

") ; ProofEngine.proof := savedproof ; ProofEngine.goal := savedgoal ; refresh_sequent notebook | RefreshProofException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "proof: " ^ Printexc.to_string e ^ "

") ; ProofEngine.proof := savedproof ; ProofEngine.goal := savedgoal ; refresh_sequent notebook ; refresh_proof output | e -> output_html outputhtml ("

" ^ Printexc.to_string e ^ "

") ; ProofEngine.proof := savedproof ; ProofEngine.goal := savedgoal ; end | None -> output_html outputhtml ("

No term selected

") ;; let call_tactic_with_goal_input_in_scratch tactic scratch_window () = let module L = LogicalOperations in let module G = Gdome in let mmlwidget = (scratch_window#mmlwidget : GMathView.math_view) in let outputhtml = (scratch_window#outputhtml : GHtml.xmhtml) in let savedproof = !ProofEngine.proof in let savedgoal = !ProofEngine.goal in match mmlwidget#get_selection with Some node -> let xpath = ((node : Gdome.element)#getAttributeNS ~namespaceURI:helmns ~localName:(G.domString "xref"))#to_string in if xpath = "" then assert false (* "ERROR: No xref found!!!" *) else begin try match !current_scratch_infos with (* term is the whole goal in the scratch_area *) Some (term,ids_to_terms, ids_to_father_ids,_) -> let id = xpath in let expr = tactic term (Hashtbl.find ids_to_terms id) in let mml = mml_of_cic_term 111 expr in scratch_window#show () ; scratch_window#mmlwidget#load_tree ~dom:mml | None -> assert false (* "ERROR: No current term!!!" *) with e -> output_html outputhtml ("

" ^ Printexc.to_string e ^ "

") end | None -> output_html outputhtml ("

No term selected

") ;; let call_tactic_with_hypothesis_input tactic () = let module L = LogicalOperations in let module G = Gdome in let notebook = (rendering_window ())#notebook in let output = ((rendering_window ())#output : GMathView.math_view) in let outputhtml = ((rendering_window ())#outputhtml : GHtml.xmhtml) in let savedproof = !ProofEngine.proof in let savedgoal = !ProofEngine.goal in match notebook#proofw#get_selection with Some node -> let xpath = ((node : Gdome.element)#getAttributeNS ~namespaceURI:helmns ~localName:(G.domString "xref"))#to_string in if xpath = "" then assert false (* "ERROR: No xref found!!!" *) else begin try match !current_goal_infos with Some (_,_,ids_to_hypotheses) -> let id = xpath in tactic (Hashtbl.find ids_to_hypotheses id) ; refresh_sequent notebook ; refresh_proof output | None -> assert false (* "ERROR: No current term!!!" *) with RefreshSequentException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "sequent: " ^ Printexc.to_string e ^ "

") ; ProofEngine.proof := savedproof ; ProofEngine.goal := savedgoal ; refresh_sequent notebook | RefreshProofException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "proof: " ^ Printexc.to_string e ^ "

") ; ProofEngine.proof := savedproof ; ProofEngine.goal := savedgoal ; refresh_sequent notebook ; refresh_proof output | e -> output_html outputhtml ("

" ^ Printexc.to_string e ^ "

") ; ProofEngine.proof := savedproof ; ProofEngine.goal := savedgoal ; end | None -> output_html outputhtml ("

No term selected

") ;; let intros = call_tactic ProofEngine.intros;; let exact = call_tactic_with_input ProofEngine.exact;; let apply = call_tactic_with_input ProofEngine.apply;; let elimsimplintros = call_tactic_with_input ProofEngine.elim_simpl_intros;; let elimtype = call_tactic_with_input ProofEngine.elim_type;; let whd = call_tactic_with_goal_input ProofEngine.whd;; let reduce = call_tactic_with_goal_input ProofEngine.reduce;; let simpl = call_tactic_with_goal_input ProofEngine.simpl;; let fold = call_tactic_with_input ProofEngine.fold;; let cut = call_tactic_with_input ProofEngine.cut;; let change = call_tactic_with_input_and_goal_input ProofEngine.change;; let letin = call_tactic_with_input ProofEngine.letin;; let ring = call_tactic ProofEngine.ring;; let clearbody = call_tactic_with_hypothesis_input ProofEngine.clearbody;; let clear = call_tactic_with_hypothesis_input ProofEngine.clear;; let fourier = call_tactic ProofEngine.fourier;; let rewritesimpl = call_tactic_with_input ProofEngine.rewrite_simpl;; let reflexivity = call_tactic ProofEngine.reflexivity;; let symmetry = call_tactic ProofEngine.symmetry;; let transitivity = call_tactic_with_input ProofEngine.transitivity;; let left = call_tactic ProofEngine.left;; let right = call_tactic ProofEngine.right;; let assumption = call_tactic ProofEngine.assumption;; let whd_in_scratch scratch_window = call_tactic_with_goal_input_in_scratch ProofEngine.whd_in_scratch scratch_window ;; let reduce_in_scratch scratch_window = call_tactic_with_goal_input_in_scratch ProofEngine.reduce_in_scratch scratch_window ;; let simpl_in_scratch scratch_window = call_tactic_with_goal_input_in_scratch ProofEngine.simpl_in_scratch scratch_window ;; (**********************) (* END OF TACTICS *) (**********************) exception OpenConjecturesStillThere;; exception WrongProof;; let qed () = match !ProofEngine.proof with None -> assert false | Some (uri,[],bo,ty) -> if CicReduction.are_convertible [] (CicTypeChecker.type_of_aux' [] [] bo) ty then begin (*CSC: Wrong: [] is just plainly wrong *) let proof = Cic.Constant (UriManager.name_of_uri uri,Some bo,ty,[]) in let (acic,ids_to_terms,ids_to_father_ids,ids_to_inner_sorts, ids_to_inner_types,ids_to_conjectures,ids_to_hypotheses) = Cic2acic.acic_object_of_cic_object proof in let mml = mml_of_cic_object uri acic ids_to_inner_sorts ids_to_inner_types in ((rendering_window ())#output : GMathView.math_view)#load_tree mml ; current_cic_infos := Some (ids_to_terms,ids_to_father_ids,ids_to_conjectures, ids_to_hypotheses) end else raise WrongProof | _ -> raise OpenConjecturesStillThere ;; (*???? let dtdname = "http://www.cs.unibo.it/helm/dtd/cic.dtd";; let dtdname = "/home/tassi/miohelm/helm/dtd/cic.dtd";; *) let dtdname = "/projects/helm/V7_mowgli/dtd/cic.dtd";; let save () = let outputhtml = ((rendering_window ())#outputhtml : GHtml.xmhtml) in match !ProofEngine.proof with None -> assert false | Some (uri, metasenv, bo, ty) -> let currentproof = (*CSC: Wrong: [] is just plainly wrong *) Cic.CurrentProof (UriManager.name_of_uri uri,metasenv,bo,ty,[]) in let (acurrentproof,_,_,ids_to_inner_sorts,_,_,_) = Cic2acic.acic_object_of_cic_object currentproof in let xml, bodyxml = match Cic2Xml.print_object uri ~ids_to_inner_sorts acurrentproof with xml,Some bodyxml -> xml,bodyxml | _,None -> assert false in Xml.pp ~quiet:true xml (Some prooffiletype) ; output_html outputhtml ("

Current proof type saved to " ^ prooffiletype ^ "

") ; Xml.pp ~quiet:true bodyxml (Some prooffile) ; output_html outputhtml ("

Current proof body saved to " ^ prooffile ^ "

") ;; (* Used to typecheck the loaded proofs *) let typecheck_loaded_proof metasenv bo ty = let module T = CicTypeChecker in ignore ( List.fold_left (fun metasenv ((_,context,ty) as conj) -> ignore (T.type_of_aux' metasenv context ty) ; metasenv @ [conj] ) [] metasenv) ; ignore (T.type_of_aux' metasenv [] ty) ; ignore (T.type_of_aux' metasenv [] bo) ;; let load () = let outputhtml = ((rendering_window ())#outputhtml : GHtml.xmhtml) in let output = ((rendering_window ())#output : GMathView.math_view) in let notebook = (rendering_window ())#notebook in try let uri = UriManager.uri_of_string "cic:/dummy.con" in match CicParser.obj_of_xml prooffiletype (Some prooffile) with Cic.CurrentProof (_,metasenv,bo,ty,_) -> typecheck_loaded_proof metasenv bo ty ; ProofEngine.proof := Some (uri, metasenv, bo, ty) ; ProofEngine.goal := (match metasenv with [] -> None | (metano,_,_)::_ -> Some metano ) ; refresh_proof output ; refresh_sequent notebook ; output_html outputhtml ("

Current proof type loaded from " ^ prooffiletype ^ "

") ; output_html outputhtml ("

Current proof body loaded from " ^ prooffile ^ "

") ; !save_set_sensitive true | _ -> assert false with RefreshSequentException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "sequent: " ^ Printexc.to_string e ^ "

") | RefreshProofException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "proof: " ^ Printexc.to_string e ^ "

") | e -> output_html outputhtml ("

" ^ Printexc.to_string e ^ "

") ; ;; let edit_aliases () = let inputt = ((rendering_window ())#inputt : GEdit.text) in let dom,resolve_id = !id_to_uris in let inputlen = inputt#length in inputt#delete_text 0 inputlen ; let _ = inputt#insert_text ~pos:0 (String.concat "\n" (List.map (function v -> let uri = match resolve_id v with None -> assert false | Some uri -> uri in "alias " ^ v ^ " " ^ (string_of_cic_textual_parser_uri uri) ) dom)) in id_to_uris := empty_id_to_uris ;; let proveit () = let module L = LogicalOperations in let module G = Gdome in let notebook = (rendering_window ())#notebook in let output = (rendering_window ())#output in let outputhtml = ((rendering_window ())#outputhtml : GHtml.xmhtml) in match (rendering_window ())#output#get_selection with Some node -> let xpath = ((node : Gdome.element)#getAttributeNS (*CSC: OCAML DIVERGE ((element : G.element)#getAttributeNS *) ~namespaceURI:helmns ~localName:(G.domString "xref"))#to_string in if xpath = "" then assert false (* "ERROR: No xref found!!!" *) else begin try match !current_cic_infos with Some (ids_to_terms, ids_to_father_ids, _, _) -> let id = xpath in L.to_sequent id ids_to_terms ids_to_father_ids ; refresh_proof output ; refresh_sequent notebook | None -> assert false (* "ERROR: No current term!!!" *) with RefreshSequentException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "sequent: " ^ Printexc.to_string e ^ "

") | RefreshProofException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "proof: " ^ Printexc.to_string e ^ "

") | e -> output_html outputhtml ("

" ^ Printexc.to_string e ^ "

") end | None -> assert false (* "ERROR: No selection!!!" *) ;; let focus () = let module L = LogicalOperations in let module G = Gdome in let notebook = (rendering_window ())#notebook in let outputhtml = ((rendering_window ())#outputhtml : GHtml.xmhtml) in match (rendering_window ())#output#get_selection with Some node -> let xpath = ((node : Gdome.element)#getAttributeNS (*CSC: OCAML DIVERGE ((element : G.element)#getAttributeNS *) ~namespaceURI:helmns ~localName:(G.domString "xref"))#to_string in if xpath = "" then assert false (* "ERROR: No xref found!!!" *) else begin try match !current_cic_infos with Some (ids_to_terms, ids_to_father_ids, _, _) -> let id = xpath in L.focus id ids_to_terms ids_to_father_ids ; refresh_sequent notebook | None -> assert false (* "ERROR: No current term!!!" *) with RefreshSequentException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "sequent: " ^ Printexc.to_string e ^ "

") | RefreshProofException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "proof: " ^ Printexc.to_string e ^ "

") | e -> output_html outputhtml ("

" ^ Printexc.to_string e ^ "

") end | None -> assert false (* "ERROR: No selection!!!" *) ;; exception NoPrevGoal;; exception NoNextGoal;; let setgoal metano = let module L = LogicalOperations in let module G = Gdome in let notebook = (rendering_window ())#notebook in let outputhtml = ((rendering_window ())#outputhtml : GHtml.xmhtml) in let metasenv = match !ProofEngine.proof with None -> assert false | Some (_,metasenv,_,_) -> metasenv in try refresh_sequent ~empty_notebook:false notebook with RefreshSequentException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "sequent: " ^ Printexc.to_string e ^ "

") | e -> output_html outputhtml ("

" ^ Printexc.to_string e ^ "

") ;; exception NotADefinition;; let open_ () = let inputt = ((rendering_window ())#inputt : GEdit.text) in let outputhtml = ((rendering_window ())#outputhtml : GHtml.xmhtml) in let output = ((rendering_window ())#output : GMathView.math_view) in let notebook = (rendering_window ())#notebook in let inputlen = inputt#length in let input = inputt#get_chars 0 inputlen in try let uri = UriManager.uri_of_string ("cic:" ^ input) in CicTypeChecker.typecheck uri ; let metasenv,bo,ty = match CicEnvironment.get_cooked_obj uri with Cic.Constant (_,Some bo,ty,_) -> [],bo,ty | Cic.CurrentProof (_,metasenv,bo,ty,_) -> metasenv,bo,ty | Cic.Constant _ | Cic.Variable _ | Cic.InductiveDefinition _ -> raise NotADefinition in ProofEngine.proof := Some (uri, metasenv, bo, ty) ; ProofEngine.goal := None ; refresh_sequent notebook ; refresh_proof output ; inputt#delete_text 0 inputlen with RefreshSequentException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "sequent: " ^ Printexc.to_string e ^ "

") | RefreshProofException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "proof: " ^ Printexc.to_string e ^ "

") | e -> output_html outputhtml ("

" ^ Printexc.to_string e ^ "

") ; ;; let state () = let inputt = ((rendering_window ())#inputt : GEdit.text) in let outputhtml = ((rendering_window ())#outputhtml : GHtml.xmhtml) in let output = ((rendering_window ())#output : GMathView.math_view) in let notebook = (rendering_window ())#notebook in let inputlen = inputt#length in let input = inputt#get_chars 0 inputlen ^ "\n" in (* Do something interesting *) let lexbuf = Lexing.from_string input in try while true do (* Execute the actions *) match CicTextualParserContext.main [] [] CicTextualLexer.token lexbuf register_alias with None -> () | Some (dom,mk_metasenv_and_expr) -> let metasenv,expr = disambiguate_input [] [] dom mk_metasenv_and_expr in let _ = CicTypeChecker.type_of_aux' metasenv [] expr in ProofEngine.proof := Some (UriManager.uri_of_string "cic:/dummy.con", (1,[],expr)::metasenv, Cic.Meta (1,[]), expr) ; ProofEngine.goal := Some 1 ; refresh_sequent notebook ; refresh_proof output ; !save_set_sensitive true done with CicTextualParser0.Eof -> inputt#delete_text 0 inputlen | RefreshSequentException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "sequent: " ^ Printexc.to_string e ^ "

") | RefreshProofException e -> output_html outputhtml ("

Exception raised during the refresh of the " ^ "proof: " ^ Printexc.to_string e ^ "

") | e -> output_html outputhtml ("

" ^ Printexc.to_string e ^ "

") ; ;; let check_term_in_scratch scratch_window metasenv context expr = try let ty = CicTypeChecker.type_of_aux' metasenv context expr in let mml = mml_of_cic_term 111 (Cic.Cast (expr,ty)) in prerr_endline ("### " ^ CicPp.ppterm expr ^ " ==> " ^ CicPp.ppterm ty) ; scratch_window#show () ; scratch_window#mmlwidget#load_tree ~dom:mml with e -> print_endline ("? " ^ CicPp.ppterm expr) ; raise e ;; let check scratch_window () = let inputt = ((rendering_window ())#inputt : GEdit.text) in let outputhtml = ((rendering_window ())#outputhtml : GHtml.xmhtml) in let inputlen = inputt#length in let input = inputt#get_chars 0 inputlen ^ "\n" in let curi,metasenv = match !ProofEngine.proof with None -> UriManager.uri_of_string "cic:/dummy.con", [] | Some (curi,metasenv,_,_) -> curi,metasenv in let context,names_context = let context = match !ProofEngine.goal with None -> [] | Some metano -> let (_,canonical_context,_) = List.find (function (m,_,_) -> m=metano) metasenv in canonical_context in context, List.map (function Some (n,_) -> Some n | None -> None ) context in let lexbuf = Lexing.from_string input in try while true do (* Execute the actions *) match CicTextualParserContext.main names_context metasenv CicTextualLexer.token lexbuf register_alias with None -> () | Some (dom,mk_metasenv_and_expr) -> let (metasenv',expr) = disambiguate_input context metasenv dom mk_metasenv_and_expr in check_term_in_scratch scratch_window metasenv' context expr done with CicTextualParser0.Eof -> () | e -> output_html outputhtml ("

" ^ Printexc.to_string e ^ "

") ; ;; exception NoObjectsLocated;; let user_uri_choice ~title ~msg uris = let uri = match uris with [] -> raise NoObjectsLocated | [uri] -> uri | uris -> match interactive_user_uri_choice ~selection_mode:`SINGLE ~title ~msg uris with [uri] -> uri | _ -> assert false in String.sub uri 4 (String.length uri - 4) ;; let locate () = let inputt = ((rendering_window ())#inputt : GEdit.text) in let outputhtml = ((rendering_window ())#outputhtml : GHtml.xmhtml) in let inputlen = inputt#length in let input = inputt#get_chars 0 inputlen in try match Str.split (Str.regexp "[ \t]+") input with [] -> () | head :: tail -> inputt#delete_text 0 inputlen ; let result = MQueryGenerator.locate head in let uris = List.map (function uri,_ -> wrong_xpointer_format_from_wrong_xpointer_format' uri) result in let html = ("

Locate Query: 

" ^ get_last_query result ^ "
") in output_html outputhtml html ; let uri' = user_uri_choice ~title:"Ambiguous input." ~msg: ("Ambiguous input \"" ^ head ^ "\". Please, choose one interpetation:") uris in ignore ((inputt#insert_text uri') ~pos:0) with e -> output_html outputhtml ("

" ^ Printexc.to_string e ^ "

") ;; let searchPattern () = let outputhtml = ((rendering_window ())#outputhtml : GHtml.xmhtml) in let inputt = ((rendering_window ())#inputt : GEdit.text) in let inputlen = inputt#length in let input = inputt#get_chars 0 inputlen in let level = int_of_string input in let metasenv = match !ProofEngine.proof with None -> assert false | Some (_,metasenv,_,_) -> metasenv in try match !ProofEngine.goal with None -> () | Some metano -> let (_, ey ,ty) = List.find (function (m,_,_) -> m=metano) metasenv in let result = MQueryGenerator.searchPattern metasenv ey ty level in let uris = List.map (function uri,_ -> wrong_xpointer_format_from_wrong_xpointer_format' uri) result in let html = "

Backward Query:

" ^ "

Levels:

" ^ MQueryGenerator.string_of_levels (MQueryGenerator.levels_of_term metasenv ey ty) "
" ^ " 
" ^ get_last_query result ^ "
" in output_html outputhtml html ; let uris',exc = let rec filter_out = function [] -> [],"" | uri::tl -> let tl',exc = filter_out tl in try if ProofEngine.can_apply (term_of_cic_textual_parser_uri (cic_textual_parser_uri_of_string uri)) then uri::tl',exc else tl',exc with e -> let exc' = "

^ Exception raised trying to apply " ^ uri ^ ": " ^ Printexc.to_string e ^ "

" ^ exc in tl',exc' in filter_out uris in let html' = "

Objects that can actually be applied:

" ^ String.concat "
" uris' ^ exc ^ "

Number of false matches: " ^ string_of_int (List.length uris - List.length uris') ^ "

" ^ "

Number of good matches: " ^ string_of_int (List.length uris') ^ "

" in output_html outputhtml html' ; let uri' = user_uri_choice ~title:"Ambiguous input." ~msg:"Many lemmas can be successfully applied. Please, choose one:" uris' in inputt#delete_text 0 inputlen ; ignore ((inputt#insert_text uri') ~pos:0) with e -> output_html outputhtml ("

" ^ Printexc.to_string e ^ "

") ;; let choose_selection (mmlwidget : GMathView.math_view) (element : Gdome.element option) = let module G = Gdome in let rec aux element = if element#hasAttributeNS ~namespaceURI:helmns ~localName:(G.domString "xref") then mmlwidget#set_selection (Some element) else match element#get_parentNode with None -> assert false (*CSC: OCAML DIVERGES! | Some p -> aux (new G.element_of_node p) *) | Some p -> aux (new Gdome.element_of_node p) in match element with Some x -> aux x | None -> mmlwidget#set_selection None ;; (* STUFF TO BUILD THE GTK INTERFACE *) (* Stuff for the widget settings *) let export_to_postscript (output : GMathView.math_view) = let lastdir = ref (Unix.getcwd ()) in function () -> match GToolbox.select_file ~title:"Export to PostScript" ~dir:lastdir ~filename:"screenshot.ps" () with None -> () | Some filename -> output#export_to_postscript ~filename:filename (); ;; let activate_t1 (output : GMathView.math_view) button_set_anti_aliasing button_set_kerning button_set_transparency export_to_postscript_menu_item button_t1 () = let is_set = button_t1#active in output#set_font_manager_type (if is_set then `font_manager_t1 else `font_manager_gtk) ; if is_set then begin button_set_anti_aliasing#misc#set_sensitive true ; button_set_kerning#misc#set_sensitive true ; button_set_transparency#misc#set_sensitive true ; export_to_postscript_menu_item#misc#set_sensitive true ; end else begin button_set_anti_aliasing#misc#set_sensitive false ; button_set_kerning#misc#set_sensitive false ; button_set_transparency#misc#set_sensitive false ; export_to_postscript_menu_item#misc#set_sensitive false ; end ;; let set_anti_aliasing output button_set_anti_aliasing () = output#set_anti_aliasing button_set_anti_aliasing#active ;; let set_kerning output button_set_kerning () = output#set_kerning button_set_kerning#active ;; let set_transparency output button_set_transparency () = output#set_transparency button_set_transparency#active ;; let changefont output font_size_spinb () = output#set_font_size font_size_spinb#value_as_int ;; let set_log_verbosity output log_verbosity_spinb () = output#set_log_verbosity log_verbosity_spinb#value_as_int ;; class settings_window (output : GMathView.math_view) sw export_to_postscript_menu_item selection_changed_callback = let settings_window = GWindow.window ~title:"GtkMathView settings" () in let vbox = GPack.vbox ~packing:settings_window#add () in let table = GPack.table ~rows:1 ~columns:3 ~homogeneous:false ~row_spacings:5 ~col_spacings:5 ~border_width:5 ~packing:vbox#add () in let button_t1 = GButton.toggle_button ~label:"activate t1 fonts" ~packing:(table#attach ~left:0 ~top:0) () in let button_set_anti_aliasing = GButton.toggle_button ~label:"set_anti_aliasing" ~packing:(table#attach ~left:0 ~top:1) () in let button_set_kerning = GButton.toggle_button ~label:"set_kerning" ~packing:(table#attach ~left:1 ~top:1) () in let button_set_transparency = GButton.toggle_button ~label:"set_transparency" ~packing:(table#attach ~left:2 ~top:1) () in let table = GPack.table ~rows:2 ~columns:2 ~homogeneous:false ~row_spacings:5 ~col_spacings:5 ~border_width:5 ~packing:vbox#add () in let font_size_label = GMisc.label ~text:"font size:" ~packing:(table#attach ~left:0 ~top:0 ~expand:`NONE) () in let font_size_spinb = let sadj = GData.adjustment ~value:14.0 ~lower:5.0 ~upper:50.0 ~step_incr:1.0 () in GEdit.spin_button ~adjustment:sadj ~packing:(table#attach ~left:1 ~top:0 ~fill:`NONE) () in let log_verbosity_label = GMisc.label ~text:"log verbosity:" ~packing:(table#attach ~left:0 ~top:1) () in let log_verbosity_spinb = let sadj = GData.adjustment ~value:0.0 ~lower:0.0 ~upper:3.0 ~step_incr:1.0 () in GEdit.spin_button ~adjustment:sadj ~packing:(table#attach ~left:1 ~top:1) () in let hbox = GPack.hbox ~packing:(vbox#pack ~expand:false ~fill:false ~padding:5) () in let closeb = GButton.button ~label:"Close" ~packing:(hbox#pack ~expand:false ~fill:false ~padding:5) () in object(self) method show = settings_window#show initializer button_set_anti_aliasing#misc#set_sensitive false ; button_set_kerning#misc#set_sensitive false ; button_set_transparency#misc#set_sensitive false ; (* Signals connection *) ignore(button_t1#connect#clicked (activate_t1 output button_set_anti_aliasing button_set_kerning button_set_transparency export_to_postscript_menu_item button_t1)) ; ignore(font_size_spinb#connect#changed (changefont output font_size_spinb)) ; ignore(button_set_anti_aliasing#connect#toggled (set_anti_aliasing output button_set_anti_aliasing)); ignore(button_set_kerning#connect#toggled (set_kerning output button_set_kerning)) ; ignore(button_set_transparency#connect#toggled (set_transparency output button_set_transparency)) ; ignore(log_verbosity_spinb#connect#changed (set_log_verbosity output log_verbosity_spinb)) ; ignore(closeb#connect#clicked settings_window#misc#hide) end;; (* Scratch window *) class scratch_window outputhtml = let window = GWindow.window ~title:"MathML viewer" ~border_width:2 () in let vbox = GPack.vbox ~packing:window#add () in let hbox = GPack.hbox ~packing:(vbox#pack ~expand:false ~fill:false ~padding:5) () in let whdb = GButton.button ~label:"Whd" ~packing:(hbox#pack ~expand:false ~fill:false ~padding:5) () in let reduceb = GButton.button ~label:"Reduce" ~packing:(hbox#pack ~expand:false ~fill:false ~padding:5) () in let simplb = GButton.button ~label:"Simpl" ~packing:(hbox#pack ~expand:false ~fill:false ~padding:5) () in let scrolled_window = GBin.scrolled_window ~border_width:10 ~packing:(vbox#pack ~expand:true ~padding:5) () in let mmlwidget = GMathView.math_view ~packing:(scrolled_window#add) ~width:400 ~height:280 () in object(self) method outputhtml = outputhtml method mmlwidget = mmlwidget method show () = window#misc#hide () ; window#show () initializer ignore(mmlwidget#connect#selection_changed (choose_selection mmlwidget)) ; ignore(window#event#connect#delete (fun _ -> window#misc#hide () ; true )) ; ignore(whdb#connect#clicked (whd_in_scratch self)) ; ignore(reduceb#connect#clicked (reduce_in_scratch self)) ; ignore(simplb#connect#clicked (simpl_in_scratch self)) end;; class page () = let vbox1 = GPack.vbox () in object(self) val mutable proofw_ref = None val mutable compute_ref = None method proofw = Lazy.force self#compute ; match proofw_ref with None -> assert false | Some proofw -> proofw method content = vbox1 method compute = match compute_ref with None -> assert false | Some compute -> compute initializer compute_ref <- Some (lazy ( let scrolled_window1 = GBin.scrolled_window ~border_width:10 ~packing:(vbox1#pack ~expand:true ~padding:5) () in let proofw = GMathView.math_view ~width:400 ~height:275 ~packing:(scrolled_window1#add) () in let _ = proofw_ref <- Some proofw in let hbox3 = GPack.hbox ~packing:(vbox1#pack ~expand:false ~fill:false ~padding:5) () in let exactb = GButton.button ~label:"Exact" ~packing:(hbox3#pack ~expand:false ~fill:false ~padding:5) () in let introsb = GButton.button ~label:"Intros" ~packing:(hbox3#pack ~expand:false ~fill:false ~padding:5) () in let applyb = GButton.button ~label:"Apply" ~packing:(hbox3#pack ~expand:false ~fill:false ~padding:5) () in let elimsimplintrosb = GButton.button ~label:"ElimSimplIntros" ~packing:(hbox3#pack ~expand:false ~fill:false ~padding:5) () in let elimtypeb = GButton.button ~label:"ElimType" ~packing:(hbox3#pack ~expand:false ~fill:false ~padding:5) () in let whdb = GButton.button ~label:"Whd" ~packing:(hbox3#pack ~expand:false ~fill:false ~padding:5) () in let reduceb = GButton.button ~label:"Reduce" ~packing:(hbox3#pack ~expand:false ~fill:false ~padding:5) () in let simplb = GButton.button ~label:"Simpl" ~packing:(hbox3#pack ~expand:false ~fill:false ~padding:5) () in let foldb = GButton.button ~label:"Fold" ~packing:(hbox3#pack ~expand:false ~fill:false ~padding:5) () in let cutb = GButton.button ~label:"Cut" ~packing:(hbox3#pack ~expand:false ~fill:false ~padding:5) () in let hbox4 = GPack.hbox ~packing:(vbox1#pack ~expand:false ~fill:false ~padding:5) () in let changeb = GButton.button ~label:"Change" ~packing:(hbox4#pack ~expand:false ~fill:false ~padding:5) () in let letinb = GButton.button ~label:"Let ... In" ~packing:(hbox4#pack ~expand:false ~fill:false ~padding:5) () in let ringb = GButton.button ~label:"Ring" ~packing:(hbox4#pack ~expand:false ~fill:false ~padding:5) () in let clearbodyb = GButton.button ~label:"ClearBody" ~packing:(hbox4#pack ~expand:false ~fill:false ~padding:5) () in let clearb = GButton.button ~label:"Clear" ~packing:(hbox4#pack ~expand:false ~fill:false ~padding:5) () in let fourierb = GButton.button ~label:"Fourier" ~packing:(hbox4#pack ~expand:false ~fill:false ~padding:5) () in let rewritesimplb = GButton.button ~label:"RewriteSimpl ->" ~packing:(hbox4#pack ~expand:false ~fill:false ~padding:5) () in let reflexivityb = GButton.button ~label:"Reflexivity" ~packing:(hbox4#pack ~expand:false ~fill:false ~padding:5) () in let hbox5 = GPack.hbox ~packing:(vbox1#pack ~expand:false ~fill:false ~padding:5) () in let symmetryb = GButton.button ~label:"Symmetry" ~packing:(hbox5#pack ~expand:false ~fill:false ~padding:5) () in let transitivityb = GButton.button ~label:"Transitivity" ~packing:(hbox5#pack ~expand:false ~fill:false ~padding:5) () in let leftb = GButton.button ~label:"Left" ~packing:(hbox5#pack ~expand:false ~fill:false ~padding:5) () in let rightb = GButton.button ~label:"Right" ~packing:(hbox5#pack ~expand:false ~fill:false ~padding:5) () in let assumptionb = GButton.button ~label:"Assumption" ~packing:(hbox5#pack ~expand:false ~fill:false ~padding:5) () in ignore(exactb#connect#clicked exact) ; ignore(applyb#connect#clicked apply) ; ignore(elimsimplintrosb#connect#clicked elimsimplintros) ; ignore(elimtypeb#connect#clicked elimtype) ; ignore(whdb#connect#clicked whd) ; ignore(reduceb#connect#clicked reduce) ; ignore(simplb#connect#clicked simpl) ; ignore(foldb#connect#clicked fold) ; ignore(cutb#connect#clicked cut) ; ignore(changeb#connect#clicked change) ; ignore(letinb#connect#clicked letin) ; ignore(ringb#connect#clicked ring) ; ignore(clearbodyb#connect#clicked clearbody) ; ignore(clearb#connect#clicked clear) ; ignore(fourierb#connect#clicked fourier) ; ignore(rewritesimplb#connect#clicked rewritesimpl) ; ignore(reflexivityb#connect#clicked reflexivity) ; ignore(symmetryb#connect#clicked symmetry) ; ignore(transitivityb#connect#clicked transitivity) ; ignore(leftb#connect#clicked left) ; ignore(rightb#connect#clicked right) ; ignore(assumptionb#connect#clicked assumption) ; ignore(introsb#connect#clicked intros) ; ignore(proofw#connect#selection_changed (choose_selection proofw)) ; )) end ;; class notebook = object(self) val notebook = GPack.notebook () val pages = ref [] val mutable skip_switch_page_event = false method notebook = notebook method add_page n = let new_page = new page () in pages := !pages @ [n,lazy (setgoal n),new_page] ; notebook#append_page ~tab_label:((GMisc.label ~text:("?" ^ string_of_int n) ())#coerce) new_page#content#coerce method remove_all_pages ~skip_switch_page_event:skip = List.iter (function _ -> notebook#remove_page 0) !pages ; pages := [] ; skip_switch_page_event <- skip method set_current_page ~may_skip_switch_page_event n = let (_,_,page) = List.find (function (m,_,_) -> m=n) !pages in let new_page = notebook#page_num page#content#coerce in if may_skip_switch_page_event && new_page <> notebook#current_page then skip_switch_page_event <- true ; notebook#goto_page new_page method set_empty_page = self#add_page (-1) method proofw = let (_,_,page) = List.nth !pages notebook#current_page in page#proofw initializer ignore (notebook#connect#switch_page (function i -> let skip = skip_switch_page_event in skip_switch_page_event <- false ; if not skip then try let (metano,setgoal,page) = List.nth !pages i in ProofEngine.goal := Some metano ; Lazy.force (page#compute) ; Lazy.force setgoal with _ -> () )) end ;; (* Main window *) class rendering_window output (notebook : notebook) = let window = GWindow.window ~title:"MathML viewer" ~border_width:2 ~allow_shrink:false () in let vbox_for_menu = GPack.vbox ~packing:window#add () in (* menus *) let menubar = GMenu.menu_bar ~packing:vbox_for_menu#pack () in let factory0 = new GMenu.factory menubar in let accel_group = factory0#accel_group in (* file menu *) let file_menu = factory0#add_submenu "File" in let factory1 = new GMenu.factory file_menu ~accel_group in let export_to_postscript_menu_item = begin ignore (factory1#add_item "Load Unfinished Proof" ~key:GdkKeysyms._L ~callback:load) ; let save_menu_item = factory1#add_item "Save Unfinished Proof" ~key:GdkKeysyms._S ~callback:save in let qed_menu_item = factory1#add_item "Qed" ~key:GdkKeysyms._Q ~callback:qed in ignore (save_set_sensitive := function b -> save_menu_item#misc#set_sensitive b); ignore (!save_set_sensitive false); ignore (qed_set_sensitive:=function b -> qed_menu_item#misc#set_sensitive b); ignore (!qed_set_sensitive false); ignore (factory1#add_separator ()) ; let export_to_postscript_menu_item = factory1#add_item "Export to PostScript..." ~key:GdkKeysyms._E ~callback:(export_to_postscript output) in ignore (factory1#add_separator ()) ; ignore (factory1#add_item "Exit" ~key:GdkKeysyms._C ~callback:GMain.Main.quit) ; export_to_postscript_menu_item end in (* edit menu *) let edit_menu = factory0#add_submenu "Edit" in let factory2 = new GMenu.factory edit_menu ~accel_group in let focus_and_proveit_set_sensitive = ref (function _ -> assert false) in let proveit_menu_item = factory2#add_item "Prove It" ~key:GdkKeysyms._I ~callback:(function () -> proveit ();!focus_and_proveit_set_sensitive false) in let focus_menu_item = factory2#add_item "Focus" ~key:GdkKeysyms._F ~callback:(function () -> focus () ; !focus_and_proveit_set_sensitive false) in let _ = focus_and_proveit_set_sensitive := function b -> proveit_menu_item#misc#set_sensitive b ; focus_menu_item#misc#set_sensitive b in let _ = !focus_and_proveit_set_sensitive false in (* settings menu *) let settings_menu = factory0#add_submenu "Settings" in let factory3 = new GMenu.factory settings_menu ~accel_group in let _ = factory3#add_item "Edit Aliases" ~key:GdkKeysyms._A ~callback:edit_aliases in let _ = factory3#add_separator () in let _ = factory3#add_item "MathML Widget Preferences..." ~key:GdkKeysyms._P ~callback:(function _ -> (settings_window ())#show ()) in (* accel group *) let _ = window#add_accel_group accel_group in (* end of menus *) let hbox0 = GPack.hbox ~packing:(vbox_for_menu#pack ~expand:true ~fill:true ~padding:5) () in let vbox = GPack.vbox ~packing:(hbox0#pack ~expand:true ~fill:true ~padding:5) () in let scrolled_window0 = GBin.scrolled_window ~border_width:10 ~packing:(vbox#pack ~expand:true ~padding:5) () in let _ = scrolled_window0#add output#coerce in let frame = GBin.frame ~packing:(vbox#pack ~expand:true ~fill:true ~padding:5) () in let vbox' = GPack.vbox ~packing:frame#add () in let hbox4 = GPack.hbox ~border_width:5 ~packing:(vbox'#pack ~expand:false ~fill:false ~padding:5) () in let stateb = GButton.button ~label:"State" ~packing:(hbox4#pack ~expand:false ~fill:false ~padding:5) () in let openb = GButton.button ~label:"Open" ~packing:(hbox4#pack ~expand:false ~fill:false ~padding:5) () in let checkb = GButton.button ~label:"Check" ~packing:(hbox4#pack ~expand:false ~fill:false ~padding:5) () in let locateb = GButton.button ~label:"Locate" ~packing:(hbox4#pack ~expand:false ~fill:false ~padding:5) () in let searchpatternb = GButton.button ~label:"SearchPattern" ~packing:(hbox4#pack ~expand:false ~fill:false ~padding:5) () in let scrolled_window1 = GBin.scrolled_window ~border_width:5 ~packing:(vbox'#pack ~expand:true ~padding:0) () in let inputt = GEdit.text ~editable:true ~width:400 ~height:100 ~packing:scrolled_window1#add () in let vboxl = GPack.vbox ~packing:(hbox0#pack ~expand:true ~fill:true ~padding:5) () in let _ = vboxl#pack ~expand:true ~fill:true ~padding:5 notebook#notebook#coerce in let frame = GBin.frame ~shadow_type:`IN ~packing:(vboxl#pack ~expand:true ~padding:5) () in let outputhtml = GHtml.xmhtml ~source:"" ~width:400 ~height: 100 ~border_width:20 ~packing:frame#add ~show:true () in let scratch_window = new scratch_window outputhtml in object method outputhtml = outputhtml method inputt = inputt method output = (output : GMathView.math_view) method notebook = notebook method show = window#show initializer notebook#set_empty_page ; export_to_postscript_menu_item#misc#set_sensitive false ; check_term := (check_term_in_scratch scratch_window) ; (* signal handlers here *) ignore(output#connect#selection_changed (function elem -> choose_selection output elem ; !focus_and_proveit_set_sensitive true )) ; let settings_window = new settings_window output scrolled_window0 export_to_postscript_menu_item (choose_selection output) in set_settings_window settings_window ; set_outputhtml outputhtml ; ignore(window#event#connect#delete (fun _ -> GMain.Main.quit () ; true )) ; ignore(stateb#connect#clicked state) ; ignore(openb#connect#clicked open_) ; ignore(checkb#connect#clicked (check scratch_window)) ; ignore(locateb#connect#clicked locate) ; ignore(searchpatternb#connect#clicked searchPattern) ; Logger.log_callback := (Logger.log_to_html ~print_and_flush:(output_html outputhtml)) end;; (* MAIN *) let initialize_everything () = let module U = Unix in let output = GMathView.math_view ~width:350 ~height:280 () in let notebook = new notebook in let rendering_window' = new rendering_window output notebook in set_rendering_window rendering_window' ; mml_of_cic_term_ref := mml_of_cic_term ; rendering_window'#show () ; GMain.Main.main () ;; let _ = if !usedb then Mqint.init "dbname=helm_mowgli" ; (* Mqint.init "host=mowgli.cs.unibo.it dbname=helm_mowgli user=helm" ; *) ignore (GtkMain.Main.init ()) ; initialize_everything () ; if !usedb then Mqint.close (); ;;