* http://cs.unibo.it/helm/.
*)
-(* "cic:/a/b/c.con" => [| "cic:/a" ; "cic:/a/b" ; "cic:/a/b/c.con" ; "c" |] *)
+(*
+* "cic:/a/b/c.con" => [| "cic:/a" ; "cic:/a/b" ; "cic:/a/b/c.con" ; "c"; "" |]
+* "cic:/a/b/c.ind#xpointer(1/1)" =>
+* [| "cic:/a" ; "cic:/a/b" ; "cic:/a/b/c.con" ; "c"; "#xpointer(1/1)" |]
+* "cic:/a/b/c.ind#xpointer(1/1/1)" =>
+* [| "cic:/a" ; "cic:/a/b" ; "cic:/a/b/c.con" ; "c"; "#xpointer(1/1/1)" |]
+*)
type uri = string array;;
let eq uri1 uri2 =
uri1 == uri2
;;
-let string_of_uri uri = uri.(Array.length uri - 2);;
-let name_of_uri uri = uri.(Array.length uri - 1);;
-let buri_of_uri uri = uri.(Array.length uri - 3);;
-let depth_of_uri uri = Array.length uri - 2;;
-
-(*CSC: ora e' diventato poco efficiente, migliorare *)
-let relative_depth curi uri cookingsno =
- let rec length_of_current_prefix l1 l2 =
- match (l1, l2) with
- (he1::tl1, he2::tl2) when he1 == he2 ->
- 1 + length_of_current_prefix tl1 tl2
- | (_,_) -> 0
- in
- depth_of_uri uri -
- length_of_current_prefix
- (Array.to_list (Array.sub curi 0 (Array.length curi - (2 + cookingsno))))
- (Array.to_list (Array.sub uri 0 (Array.length uri - 2)))
- (*CSC: vecchio codice da eliminare
- if eq curi uri then 0
- else
- depth_of_uri uri -
- length_of_current_prefix (Array.to_list curi) (Array.to_list uri)
- *)
-;;
+let string_of_uri uri =
+ match uri.(Array.length uri - 1) with
+ | "" ->
+ uri.(Array.length uri - 3)
+ | _ ->
+ String.concat "#"
+ [ uri.(Array.length uri - 3); uri.(Array.length uri - 1) ]
+let name_of_uri uri = uri.(Array.length uri - 2);;
+let buri_of_uri uri = uri.(Array.length uri - 4);;
+let depth_of_uri uri = Array.length uri - 3;;
module OrderedStrings =
struct
exception IllFormedUri of string;;
-let mk_prefixes str =
+let mk_prefixes str xpointer =
let rec aux curi =
function
[he] ->
let prefix_uri = curi ^ "/" ^ he
- and name = List.hd (Str.split (Str.regexp "\.") he) in
+ and name = List.hd (Str.split (Str.regexp "\\.") he) in
[ normalize prefix_uri ; name ]
| he::tl ->
let prefix_uri = curi ^ "/" ^ he in
in
let tokens = (Str.split (Str.regexp "/") str) in
(* ty = "cic:" *)
- let (ty, sp) = (List.hd tokens, List.tl tokens) in
- aux ty sp
+ let (ty, sp) =
+ (try (List.hd tokens, List.tl tokens)
+ with Failure "hd" | Failure "tl" ->
+ raise (IllFormedUri str))
+ in
+ (aux ty sp) @ [xpointer]
+;;
+
+
+let sharp_rex =
+ Str.regexp "#"
;;
let uri_of_string str =
- try
- SetOfStrings.find str !set_of_uri
- with
- Not_found ->
- let uri = Array.of_list (mk_prefixes str) in
- set_of_uri := SetOfStrings.add str uri !set_of_uri ;
- uri
+ let base, xpointer =
+ match Str.split sharp_rex str with
+ | [base] -> base,""
+ | [base; xpointer] -> base,xpointer
+ | _ -> raise (IllFormedUri str)
+ in
+ try
+ SetOfStrings.find str !set_of_uri
+ with
+ Not_found ->
+ let uri = Array.of_list (mk_prefixes base xpointer) in
+ set_of_uri := SetOfStrings.add str uri !set_of_uri ;
+ uri
;;
+let strip_xpointer uri =
+ let stripped_uri = Array.copy uri in
+ stripped_uri.(Array.length uri - 1) <- ""; (* reset xpointer field *)
+ let stripped_uri_str = string_of_uri stripped_uri in
+ set_of_uri := SetOfStrings.add stripped_uri_str stripped_uri !set_of_uri;
+ stripped_uri
+
let cicuri_of_uri uri =
let completeuri = string_of_uri uri in
let newcompleteuri =
- (Str.replace_first (Str.regexp "\.types$") ""
- (Str.replace_first (Str.regexp "\.ann$") "" completeuri))
+ (Str.replace_first (Str.regexp "\\.types$") ""
+ (Str.replace_first (Str.regexp "\\.ann$") "" completeuri))
in
if completeuri = newcompleteuri then
uri
else
let newuri = Array.copy uri in
- newuri.(Array.length uri - 2) <- newcompleteuri ;
+ newuri.(Array.length uri - 3) <- newcompleteuri ;
newuri
;;
let annuri_of_uri uri =
let completeuri = string_of_uri uri in
- if Str.string_match (Str.regexp ".*\.ann$") completeuri 0 then
+ if Str.string_match (Str.regexp ".*\\.ann$") completeuri 0 then
uri
else
let newuri = Array.copy uri in
- newuri.(Array.length uri - 2) <- completeuri ^ ".ann" ;
+ newuri.(Array.length uri - 3) <- completeuri ^ ".ann" ;
newuri
;;
let uri_is_annuri uri =
- Str.string_match (Str.regexp ".*\.ann$") (string_of_uri uri) 0
+ Str.string_match (Str.regexp ".*\\.ann$") (string_of_uri uri) 0
+;;
+
+let bodyuri_of_uri uri =
+ let struri = string_of_uri uri in
+ if Str.string_match (Str.regexp ".*\\.con$") (string_of_uri uri) 0 then
+ let newuri = Array.copy uri in
+ newuri.(Array.length uri - 3) <- struri ^ ".body" ;
+ Some newuri
+ else
+ None
;;
+
+let innertypesuri_of_uri uri =
+ let cicuri = cicuri_of_uri uri in
+ let newuri = Array.copy cicuri in
+ newuri.(Array.length cicuri - 3) <- (string_of_uri cicuri) ^ ".types" ;
+ newuri
+;;
+
+type uriref = uri * (int list)
+
+let string_of_uriref (uri, fi) =
+ let str = string_of_uri uri in
+ let xp t = "#xpointer(1/" ^ string_of_int (t + 1) in
+ match fi with
+ | [] -> str
+ | [t] -> str ^ xp t ^ ")"
+ | t :: c :: _ -> str ^ xp t ^ "/" ^ string_of_int c ^ ")"
+