This commit was manufactured by cvs2svn to create branch 'moogle'.

[helm.git] / helm / ocaml / mathql_interpreter / mQIProperty.ml

diff --git a/helm/ocaml/mathql_interpreter/mQIProperty.ml b/helm/ocaml/mathql_interpreter/mQIProperty.ml
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--- a/helm/ocaml/mathql_interpreter/mQIProperty.ml
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-(* Copyright (C) 2000, 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/.
- *)
-
-(*  AUTOR: Ferruccio Guidi <fguidi@cs.unibo.it>
- *)
-
-module M = MathQL
-module C = MQIConn
-module U = MQIUtil
-module A = MQIMap
-
-let not_supported s = 
-   raise (Failure ("MQIProperty: feature not supported: " ^ s)) 
-
-(* debugging  ***************************************************************)
-
-let pg_print l =
-   let rec pg_record = function 
-      | []           -> prerr_newline ()
-      | head :: tail -> prerr_string (head ^ " "); pg_record tail
-   in
-   List.iter pg_record l
-
-let cl_print l =  
-   let c_print (b, p, v) =
-      prerr_string (if b then "match " else "in ");
-      List.iter (fun x -> prerr_string ("/" ^ x)) p;
-      prerr_newline ();
-      List.iter prerr_endline v
-   in
-   List.iter c_print l
-
-(* Common functions  ********************************************************)
-
-let pg_result distinct subj el res =
-  let compose = if distinct then List.map else fun f -> U.mql_iter (fun x -> [f x]) in 
-  let get_name = function (p, None) -> p | (_, Some p) -> p in
-  let names = List.map get_name el in
-  let mk_grp l = 
-     let grp = U.mql_iter2 (fun p s -> [(p, [s])]) names l in 
-     if grp = [] then [] else [grp]
-  in
-  let mk_avs l =
-     if subj = "" then ("", mk_grp l) else (List.hd l, mk_grp (List.tl l))
-  in
-  compose mk_avs res
-
-let get_table h mc ct cfl el =
-   let aux_c ts (_, p, _) = A.refine_tables ts (C.tables h p) in
-   let aux_e ts (p, _) = A.refine_tables ts (C.tables h p) in
-   let fst = C.tables h mc in
-   let snd = List.fold_left aux_c fst (ct @ (List.concat cfl)) in
-   let trd = List.fold_left aux_e snd el in
-   A.default_table trd
-
-let exec_single h mc ct cfl el table =
-   let conv p = C.field h p table in
-   let first = conv mc in
-   let mk_con l = List.map (fun (pat, p, v) -> (pat, conv p, v)) l in
-   let cons_true = mk_con ct in 
-   let cons_false = List.map mk_con cfl in
-   let other_cols = List.map (fun (p, _) -> conv p) el in 
-   let cols = if first = "" then other_cols else first :: other_cols in
-   let out q = if C.set h C.Queries then C.log h (q ^ "\n") in
-   let r = C.exec h out (C.resolve h table) cols cons_true cons_false in
-   pg_result false first el r
-   
-let deadline = 100
-
-let exec h refine mc ct cfl el =
-   if refine <> M.RefineExact then not_supported "exec";   
-   let table = get_table h mc ct cfl el in
-   let rec exec_aux ct = match ct with 
-      | (pat, p, v) :: tail when List.length v > deadline ->
-         let single s = exec_aux ((pat, p, [s]) :: tail) in
-        U.mql_iter single v
-      | _                                                 ->
-         exec_single h mc ct cfl el table
-   in exec_aux ct