Multi-user Matita (and Matitaweb): added user authentication (currently only

[helm.git] / matitaB / matita / matitaAuthentication.ml

diff --git a/matitaB/matita/matitaAuthentication.ml b/matitaB/matita/matitaAuthentication.ml
index 06e7d9451b719144ecb7ca613da3650b6bcf40a6..1b9a91b7160024d8debd958a1b70ee6dcd094cac 100644 (file)
--- a/matitaB/matita/matitaAuthentication.ml
+++ b/matitaB/matita/matitaAuthentication.ml
@@ -31,7 +31,7 @@ type user = string * (string * session_id option)
 let user_tbl = (ref [] : user list ref)
 
 (* session table: (user id, session id), matita status *)
-type session = (string * session_id) * MatitaEngine.status 
+type session = session_id * (MatitaEngine.status * MatitaEngine.status list)
 
 let session_tbl = (ref [] : session list ref)
 
@@ -39,24 +39,40 @@ exception UsernameCollision of string
 
 let lookup_user uid = List.assoc uid !user_tbl
 
-let create_session uid status =
+let create_session uid =
+  let status = new MatitaEngine.status (Some uid) "cic:/matita" in
+  let history = [status] in
   let pw,sid = List.assoc uid !user_tbl in
   let clean_utbl = List.remove_assoc uid !user_tbl in
   let new_session = Uuidm.create `V4 in
   user_tbl := (uid,(pw,Some new_session))::clean_utbl;
   let clean_stbl = match sid with
     | Some sid' -> 
-       List.remove_assoc (uid,sid') !session_tbl
+       List.remove_assoc sid' !session_tbl
     | _ -> !session_tbl
-  in session_tbl := ((uid,new_session),status)::clean_stbl
+  in 
+  session_tbl := (new_session,(status,history))::clean_stbl;
+  new_session
 ;;
 
+let get_status sid = fst (List.assoc sid !session_tbl)
+
+let get_history sid = snd (List.assoc sid !session_tbl)
+
+let set_status sid st =
+  let oldst, hist = List.assoc sid !session_tbl in
+  session_tbl := (sid,(st,hist))::(List.remove_assoc sid !session_tbl)
+   
+let set_history sid hist =
+  let st, oldhist = List.assoc sid !session_tbl in
+  session_tbl := (sid,(st,hist))::(List.remove_assoc sid !session_tbl)
+
 let logout_user uid =
   match List.assoc uid !user_tbl with
   | _,None -> ()
   | pw, Some sid ->
      user_tbl := (uid,(pw,None))::List.remove_assoc uid !user_tbl;
-     session_tbl := List.remove_assoc (uid,sid) !session_tbl
+     session_tbl := List.remove_assoc sid !session_tbl
 ;;
 
 let remove_user uid =