X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fgrafite_engine%2FgrafiteSync.ml;h=759186c12a1189c1eaa22be9e116ba1f69a24c0f;hb=585469505faa97c21687128490828a1aabee94ee;hp=4809bd2e5d833d5261d6330f8b9834ded61e2020;hpb=ee3f8d6fa92b051394a2ff7c71c03ac33a05182b;p=helm.git

diff --git a/helm/software/components/grafite_engine/grafiteSync.ml b/helm/software/components/grafite_engine/grafiteSync.ml
index 4809bd2e5..759186c12 100644
--- a/helm/software/components/grafite_engine/grafiteSync.ml
+++ b/helm/software/components/grafite_engine/grafiteSync.ml
@@ -27,24 +27,112 @@
 
 open Printf
 
-let add_obj refinement_toolkit uri obj status =
- let lemmas = LibrarySync.add_obj refinement_toolkit uri obj in
-  {status with GrafiteTypes.objects = uri::status.GrafiteTypes.objects},
-   lemmas
+let is_a_variant obj = 
+  match obj with
+    | Cic.Constant(_,_,_,_,attrs) ->
+	List.exists (fun x -> x = `Flavour `Variant) attrs
+    | _ -> false
 
-let add_coercion refinement_toolkit ~add_composites status uri =
- let compounds = LibrarySync.add_coercion ~add_composites refinement_toolkit uri in
-  {status with GrafiteTypes.coercions = uri :: status.GrafiteTypes.coercions},
-   compounds
- 
-module OrderedUri =
-struct
-  type t = UriManager.uri * string
-  let compare (u1, _) (u2, _) = UriManager.compare u1 u2
-end
+let uris_for_inductive_type uri obj =
+  match obj with 
+    | Cic.InductiveDefinition(types,_,_,_) ->
+	let suri = UriManager.string_of_uri uri in
+	let uris,_ =
+	  List.fold_left
+	    (fun (acc,i) (_,_,_,constructors)->
+	       let is = string_of_int i in	     
+	       let newacc,_ =
+		 List.fold_left
+		   (fun (acc,j) _ ->
+		      let js = string_of_int j in
+			UriManager.uri_of_string
+			  (suri^"#xpointer(1/"^is^"/"^js^")")::acc,j+1) 
+		   (acc,1) constructors
+	       in
+	       newacc,i+1)
+	    ([],1) types 
+	in uris
+    | _ -> [uri] 
+;;
+
+let is_equational_fact ty =
+  let rec aux ctx t = 
+    match CicReduction.whd ctx t with 
+    | Cic.Prod (name,src,tgt) ->
+        let s,u = 
+          CicTypeChecker.type_of_aux' [] ctx src CicUniv.oblivion_ugraph
+        in
+        if fst (CicReduction.are_convertible ctx s (Cic.Sort Cic.Prop) u) then
+          false
+        else
+          aux (Some (name,Cic.Decl src)::ctx) tgt
+    | Cic.Appl [ Cic.MutInd (u,_,_) ; _; _; _] -> LibraryObjects.is_eq_URI u
+    | _ -> false
+  in 
+    aux [] ty
+;;
+    
+let add_obj ~pack_coercion_obj uri obj status =
+ let lemmas = LibrarySync.add_obj ~pack_coercion_obj uri obj in
+ let add_to_universe (automation_cache,status) uri =
+   let term = CicUtil.term_of_uri uri in
+   let ty,_ = CicTypeChecker.type_of_aux' [] [] term CicUniv.oblivion_ugraph in
+   let tkeys = Universe.keys [] ty in
+   let index_cmd = 
+     List.map 
+       (fun key -> GrafiteAst.Index(HExtlib.dummy_floc,(Some key),uri))
+       tkeys
+   in
+   let is_equational = is_equational_fact ty in
+   let select_cmd = 
+      if is_equational then
+       [ GrafiteAst.Select(HExtlib.dummy_floc,uri) ]
+      else
+       []
+   in
+   let universe = automation_cache.AutomationCache.univ in
+   let universe = Universe.index_term_and_unfolded_term universe [] term ty in
+   let automation_cache = 
+     if is_equational then
+        AutomationCache.add_term_to_active automation_cache [] [] [] term None
+     else
+        automation_cache
+   in
+   let automation_cache = 
+     { automation_cache with AutomationCache.univ = universe }  in
+   let status = GrafiteTypes.add_moo_content index_cmd status in
+   let status = GrafiteTypes.add_moo_content select_cmd status in
+   (automation_cache,status)
+ in
+ let uris_to_index = 
+   if is_a_variant obj then []
+   else (uris_for_inductive_type uri obj) @ lemmas 
+ in
+ let automation_cache,status =
+   List.fold_left add_to_universe 
+     (status.GrafiteTypes.automation_cache,status) 
+     uris_to_index 
+ in
+  {status with 
+     GrafiteTypes.objects = uri :: lemmas @ status.GrafiteTypes.objects;
+     GrafiteTypes.automation_cache = automation_cache},
+   lemmas
 
-module UriSet = Set.Make (OrderedUri)
+let add_coercion ~pack_coercion_obj ~add_composites status uri arity
+ saturations baseuri
+=
+ let lemmas = 
+   LibrarySync.add_coercion ~add_composites ~pack_coercion_obj 
+    uri arity saturations baseuri in
+ { status with GrafiteTypes.coercions = CoercDb.dump () ; 
+   objects = lemmas @ status.GrafiteTypes.objects
+  },
+   lemmas
 
+let prefer_coercion s u = 
+  CoercDb.prefer u;
+  { s with GrafiteTypes.coercions = CoercDb.dump () }
+ 
   (** @return l2 \ l1 *)
 let uri_list_diff l2 l1 =
   let module S = UriManager.UriSet in
@@ -56,19 +144,33 @@ let uri_list_diff l2 l1 =
 let time_travel ~present ~past =
   let objs_to_remove =
    uri_list_diff present.GrafiteTypes.objects past.GrafiteTypes.objects in
-  let coercions_to_remove =
-   uri_list_diff present.GrafiteTypes.coercions past.GrafiteTypes.coercions
-  in
-   List.iter (fun uri -> LibrarySync.remove_coercion uri) coercions_to_remove;
-   List.iter LibrarySync.remove_obj objs_to_remove
+  List.iter LibrarySync.remove_obj objs_to_remove;
+  CoercDb.restore past.GrafiteTypes.coercions;
+;;
 
-let init () =
-  LibrarySync.remove_all_coercions ();
-  LibraryObjects.reset_defaults ();
-  {
+let initial_status lexicon_status baseuri = {
     GrafiteTypes.moo_content_rev = [];
     proof_status = GrafiteTypes.No_proof;
-    options = GrafiteTypes.no_options;
     objects = [];
-    coercions = [];
+    coercions = CoercDb.empty_coerc_db;
+    automation_cache = AutomationCache.empty ();
+    baseuri = baseuri;
+    ng_status = GrafiteTypes.CommandMode lexicon_status;
   }
+
+
+let init baseuri =
+  CoercDb.restore CoercDb.empty_coerc_db;
+  LibraryObjects.reset_defaults ();
+  initial_status baseuri
+  ;;
+let pop () =
+  LibrarySync.pop ();
+  LibraryObjects.pop ()
+;;
+
+let push () =
+  LibrarySync.push ();
+  LibraryObjects.push ()
+;;
+