Relation dates, with conversion condition upon it

git-svn-id: file:///srv/svn/repo/kosuzu/trunk@43 eb64cd80-c68d-6f47-b6a3-0ada418499da

cli/conversion.ml

@@ -1,16 +1,60 @@
 open Logarion
 
-module Ref_set = Set.Make(String)
+module Rel = struct
+
+module Rel_set = Set.Make(String)
 module Id_map = Map.Make(String)
 
+type t = { last_rel: string; ref_set: String_set.t; rep_set: String_set.t }
+type map_t = t Id_map.t
+
+let empty = { last_rel = ""; ref_set = Rel_set.empty; rep_set = Rel_set.empty }
+let empty_map = Id_map.empty
+
+let acc_ref date source target = Id_map.update target (function
+	| None -> Some { last_rel = date;
+		ref_set = Rel_set.singleton source;
+		rep_set = Rel_set.empty }
+	| Some rel -> Some { rel with
+		last_rel = if Date.compare date rel.last_rel > 0 then date else rel.last_rel;
+		ref_set = Rel_set.add source rel.ref_set })
+
+let acc_rep date source target = Id_map.update target (function
+	| None -> Some { last_rel = date;
+		rep_set = Rel_set.singleton source;
+		ref_set = Rel_set.empty }
+	| Some rel -> Some { rel with
+		last_rel = if Date.compare date rel.last_rel > 0 then date else rel.last_rel;
+		rep_set = Rel_set.add source rel.rep_set })
+
+let acc_txt rels (text, _paths) =
+	let acc_ref = acc_ref (Date.listing text.Text.date) text.Text.id in
+	let acc_rep = acc_rep (Date.listing text.Text.date) text.Text.id in
+	let rels = String_set.fold acc_ref (Text.set "references" text) rels in
+	let rels = String_set.fold acc_rep (Text.set "in-reply-to" text) rels in
+	rels
+
+let acc_pck rels peer =
+	let path = try List.hd peer.Peers.pack.Header_pack.info.locations with Failure _->"" in
+	try Header_pack.fold
+		(fun rels id t _title _authors _topics refs_ls reps_ls ->
+			let acc_ref = acc_ref (Date.of_secs @@ Int32.to_int t) (Filename.concat path id) in
+			let acc_rep = acc_rep (Date.of_secs @@ Int32.to_int t) (Filename.concat path id) in
+			let rels = String_set.fold acc_ref (String_set.of_list refs_ls) rels in
+			let rels = String_set.fold acc_rep (String_set.of_list reps_ls) rels in
+			rels)
+		rels peer.Peers.pack
+	with e -> prerr_endline "acc_pck"; raise e
+end
+
+
 type t = {
 	id: string;
 	dir: string;
 	kv: string Store.KV.t;
 	topic_roots: string list;
 	topics: (String_set.t * String_set.t) Topic_set.Map.t;
-	references: Ref_set.t Id_map.t;
-	replies: Ref_set.t Id_map.t;
+	relations: Rel.map_t;
 	texts: Text.t list
 }
 
@@ -25,7 +69,6 @@ let empty () = {
 	kv = Store.KV.empty;
 	topic_roots = [];
 	topics = Topic_set.Map.empty;
-	references = Id_map.empty;
-	replies = Id_map.empty;
+	relations = Rel.Id_map.empty;
 	texts = []
 }