X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=sidebyside;f=helm%2Focaml%2Fmathql%2FmQueryUtil.ml;h=8943e5675652f23f2b60c64b92c902575a8d4652;hb=86ec68f575f6f781572d14d0aba9a98a860c94a6;hp=89bd335e154859e59ea4df09832cfbf93db7cd6c;hpb=8adca9e9d6f3b7c605e570dadb4bb82a16b3d050;p=helm.git

diff --git a/helm/ocaml/mathql/mQueryUtil.ml b/helm/ocaml/mathql/mQueryUtil.ml
index 89bd335e1..8943e5675 100644
--- a/helm/ocaml/mathql/mQueryUtil.ml
+++ b/helm/ocaml/mathql/mQueryUtil.ml
@@ -34,8 +34,9 @@
 (******************************************************************************)
 
 open MathQL
+open MQueryHTML
 
-(* string linearization of a reference *)
+(* string linearization of a reference **************************************)
 
 let str_btoken = function
    | MQBC s -> s
@@ -45,9 +46,9 @@ let str_btoken = function
    | MQBSS  -> "**"
 
 let str_ftoken = function
-   | MQFC i -> "/" ^ string_of_int i
-   | MQFS   -> "/*"
-   | MQFSS  -> "/**"
+   | MQFC i -> string_of_int i
+   | MQFS   -> "*"
+   | MQFSS  -> "**"
 
 let str_prot = function
    | Some s -> s
@@ -57,46 +58,25 @@ let rec str_body = function
    | [] -> ""
    | head :: tail -> str_btoken head ^ str_body tail 
 
-let str_frag l = 
-   let rec str_fi start = function 
-      | []     -> ""
-      | t :: l -> 
-         (if start then "#1" else "") ^ str_ftoken t ^ str_fi false l
-   in str_fi true l
+let str_frag xpointer f l = 
+   let sfi = List.fold_left (fun l0 t0 -> l0 ^ "/" ^ f t0) "" l in
+   if sfi = "" then "" else
+   if xpointer then "#xpointer(1" ^ sfi ^ ")" else
+                    "#1" ^ sfi
 
 let str_tref (p, b, i) = 
-   str_prot p ^ ":/" ^ str_body b ^ str_frag i
+   str_prot p ^ ":/" ^ str_body b ^ str_frag false str_ftoken i
 
-let str_uref (u, i) =
-   let rec str_fi start = function 
-      | []     -> ""
-      | i :: l -> 
-         (if start then "#1" else "") ^ string_of_int i ^ str_fi false l
-   in UriManager.string_of_uri u ^ str_fi true i
-
-(* raw HTML representation *)
-
-let key s = "<font color=\"blue\">" ^ s ^ " </font>"
-
-let sub s = "<font color=\"blue\"> " ^ s ^ " </font>"
-
-let sub2 s = "<font color=\"blue\">" ^ s ^ "</font>"
-
-let sym s = s
+let xp_str_tref (p, b, i) = 
+   str_prot p ^ ":/" ^ str_body b ^ str_frag true str_ftoken i
 
-let sep s = s
-
-let str s = "<font color=\"red\">'" ^ s ^ "'</font>"
-
-let pat s = "<font color=\"red\">\"" ^ s ^ "\"</font>"
-
-let res s = "<font color=\"brown\">\"" ^ s ^ "\"</font>"
-
-let nl () = "<br>"
+let str_uref (u, i) =
+   UriManager.string_of_uri u ^ str_frag false string_of_int i
 
-let par () = "<p>"
+let xp_str_uref (u, i) =
+   UriManager.string_of_uri u ^ str_frag true string_of_int i
 
-(* HTML representation of a query *)
+(* HTML representation of a query ********************************************)
 
 let out_rvar s = sym s
 
@@ -106,7 +86,10 @@ let out_lvar s = sep "%" ^ sym s
 
 let out_tref r = pat (str_tref r) 
 
-let out_pat p = out_tref p
+let rec out_sequence f = function
+  | []        -> sep "."
+  | [s]       -> f s
+  | s :: tail -> f s ^ sep ", " ^ out_sequence f tail
 
 let out_order = function
    | MQAsc  -> sub2 "asc"
@@ -158,7 +141,7 @@ and out_list = function
       key "select" ^ out_rvar r ^ sub "in" ^ out_list l ^ sub "where" ^ out_bool b
    | MQUse (l, v) -> key "use" ^ out_list l ^ sub "position" ^ out_svar v
    | MQUsedBy (l, v) -> key "usedby" ^ out_list l ^ sub "position" ^ out_svar v
-   | MQPattern p -> key "pattern" ^ out_pat p
+   | MQPattern p -> key "pattern" ^ out_tref p
    | MQUnion (l1, l2) -> sep "(" ^ out_list l1 ^ sub "union" ^ out_list l2 ^ sep ")"
    | MQIntersect (l1, l2) -> sep "(" ^ out_list l1 ^ sub "intersect" ^ out_list l2 ^ sep ")"
    | MQDiff (l1, l2) -> sep "(" ^ out_list l1 ^ sub "diff" ^ out_list l2 ^ sep ")"
@@ -166,24 +149,23 @@ and out_list = function
    | MQSortedBy (l, o, f) -> sep "(" ^ out_list l ^ sub "sortedby" ^ out_func f ^ out_order o ^ sep ")"
    | MQListLVar v -> out_lvar v
    | MQLetIn (v, l1, l2) -> key "let" ^ out_lvar v ^ sub "be" ^ out_list l1 ^ sub "in" ^ out_list l2
-   | MQReference s -> key "reference" ^ str s
-   | MQMinimize l -> key "minimize" ^ out_list l
+   | MQReference s -> key "reference" ^ out_sequence str s
 
 let out_query = function
    | MQList l -> out_list l
 
-(* HTML representation of a query result *)
+(* HTML representation of a query result ************************************)
 
-let rec out_list = function 
+let rec out_res_list = function 
    | []     -> ""
-   | u :: l -> res u ^ nl () ^ out_list l 
+   | u :: l -> res u ^ nl () ^ out_res_list l 
 
 let out_result qr =
    par () ^ "Result:" ^ nl () ^
    match qr with
-      | MQRefs l -> out_list l
+      | MQRefs l -> out_res_list l
 
-(* Converting functions *)
+(* Converting functions *****************************************************)
 
 let tref_uref u =
    let s = str_uref u in
@@ -192,3 +174,32 @@ let tref_uref u =
 let parse_text ch =
    let lexbuf = Lexing.from_channel ch in
    MQueryTParser.query MQueryTLexer.qtoken lexbuf
+
+(* implementazione manuale di tref_uref da controllare 
+
+let split s =
+   try 
+      let i = Str.search_forward (Str.regexp_string ":/") s 0 in
+      let p = Str.string_before s i in
+      let q = Str.string_after s (i + 2) in
+         (p, q)
+   with 
+      Not_found -> (s, "")
+
+let encode = function
+   | Str.Text s  -> MQBC s
+   | Str.Delim s ->  
+      if s = "?"  then MQBQ else
+      if s = "*"  then MQBS else
+      if s = "**" then MQBSS else
+      if s = "/"  then MQBD  else MQBC s
+
+let tref_uref (u, i) =
+   let s = UriManager.string_of_uri u in
+   match split s with
+      | (p, q) -> 
+         let rx = Str.regexp "\?\|\*\*\|\*\|/" in
+         let l = Str.full_split rx q in
+         (Some p, List.map encode l, i) 
+
+*)