1 files changed, 65 insertions, 0 deletions
diff --git a/util/session.lua b/util/session.lua
new file mode 100644
index 00000000..b2a726ce
--- /dev/null
+++ b/util/session.lua
@@ -0,0 +1,65 @@
+local initialize_filters = require "util.filters".initialize;
+local logger = require "util.logger";
+
+local function new_session(typ)
+	local session = {
+		type = typ .. "_unauthed";
+	};
+	return session;
+end
+
+local function set_id(session)
+	local id = session.type .. tostring(session):match("%x+$"):lower();
+	session.id = id;
+	return session;
+end
+
+local function set_logger(session)
+	local log = logger.init(session.id);
+	session.log = log;
+	return session;
+end
+
+local function set_conn(session, conn)
+	session.conn = conn;
+	session.ip = conn:ip();
+	return session;
+end
+
+local function set_send(session)
+	local conn = session.conn;
+	if not conn then
+		function session.send(data)
+			session.log("debug", "Discarding data sent to unconnected session: %s", tostring(data));
+			return false;
+		end
+		return session;
+	end
+	local filter = initialize_filters(session);
+	local w = conn.write;
+	session.send = function (t)
+		if t.name then
+			t = filter("stanzas/out", t);
+		end
+		if t then
+			t = filter("bytes/out", tostring(t));
+			if t then
+				local ret, err = w(conn, t);
+				if not ret then
+					session.log("debug", "Error writing to connection: %s", tostring(err));
+					return false, err;
+				end
+			end
+		end
+		return true;
+	end
+	return session;
+end
+
+return {
+	new = new_session;
+	set_id = set_id;
+	set_logger = set_logger;
+	set_conn = set_conn;
+	set_send = set_send;
+}