Changeset

--- a/util/discohelper.lua	Thu Jul 09 22:57:59 2009 +0100
+++ b/util/discohelper.lua	Thu Jul 09 23:00:01 2009 +0100
@@ -7,57 +7,57 @@
 --
 
 
-
-local t_insert = table.insert;
-local jid_split = require "util.jid".split;
-local ipairs = ipairs;
-local st = require "util.stanza";
-
-module "discohelper";
-
-local function addDiscoItemsHandler(self, jid, func)
-	if self.item_handlers[jid] then
-		t_insert(self.item_handlers[jid], func);
-	else
-		self.item_handlers[jid] = {func};
-	end
-end
-
-local function addDiscoInfoHandler(self, jid, func)
-	if self.info_handlers[jid] then
-		t_insert(self.info_handlers[jid], func);
-	else
-		self.info_handlers[jid] = {func};
-	end
-end
-
-local function handle(self, stanza)
-	if stanza.name == "iq" and stanza.tags[1].name == "query" then
-		local query = stanza.tags[1];
-		local to = stanza.attr.to;
-		local from = stanza.attr.from
-		local node = query.attr.node or "";
-		local to_node, to_host = jid_split(to);
-
-		local reply = st.reply(stanza):query(query.attr.xmlns);
-		local handlers;
-		if query.attr.xmlns == "http://jabber.org/protocol/disco#info" then -- select handler set
-			handlers = self.info_handlers;
-		elseif query.attr.xmlns == "http://jabber.org/protocol/disco#items" then
-			handlers = self.item_handlers;
-		end
+
+local t_insert = table.insert;
+local jid_split = require "util.jid".split;
+local ipairs = ipairs;
+local st = require "util.stanza";
+
+module "discohelper";
+
+local function addDiscoItemsHandler(self, jid, func)
+	if self.item_handlers[jid] then
+		t_insert(self.item_handlers[jid], func);
+	else
+		self.item_handlers[jid] = {func};
+	end
+end
+
+local function addDiscoInfoHandler(self, jid, func)
+	if self.info_handlers[jid] then
+		t_insert(self.info_handlers[jid], func);
+	else
+		self.info_handlers[jid] = {func};
+	end
+end
+
+local function handle(self, stanza)
+	if stanza.name == "iq" and stanza.tags[1].name == "query" then
+		local query = stanza.tags[1];
+		local to = stanza.attr.to;
+		local from = stanza.attr.from
+		local node = query.attr.node or "";
+		local to_node, to_host = jid_split(to);
+
+		local reply = st.reply(stanza):query(query.attr.xmlns);
+		local handlers;
+		if query.attr.xmlns == "http://jabber.org/protocol/disco#info" then -- select handler set
+			handlers = self.info_handlers;
+		elseif query.attr.xmlns == "http://jabber.org/protocol/disco#items" then
+			handlers = self.item_handlers;
+		end
 		local handler;
 		local found; -- to keep track of any handlers found
-		if to_node then -- handlers which get called always
-			handler = handlers["*node"];
-		else
-			handler = handlers["*host"];
-		end
-		if handler then -- call always called handler
-			for _, h in ipairs(handler) do
-				if h(reply, to, from, node) then found = true; end
-			end
-		end
+		if to_node then -- handlers which get called always
+			handler = handlers["*node"];
+		else
+			handler = handlers["*host"];
+		end
+		if handler then -- call always called handler
+			for _, h in ipairs(handler) do
+				if h(reply, to, from, node) then found = true; end
+			end
+		end
 		handler = handlers[to]; -- get the handler
 		if not handler then -- if not found then use default handler
 			if to_node then
@@ -71,19 +71,19 @@
 				if h(reply, to, from, node) then found = true; end
 			end
 		end
-		if found then return reply; end -- return the reply if there was one
-		return st.error_reply(stanza, "cancel", "service-unavailable");
-	end
-end
-
-function new()
-	return {
-		item_handlers = {};
-		info_handlers = {};
-		addDiscoItemsHandler = addDiscoItemsHandler;
-		addDiscoInfoHandler = addDiscoInfoHandler;
-		handle = handle;
-	};
-end
-
-return _M;
+		if found then return reply; end -- return the reply if there was one
+		return st.error_reply(stanza, "cancel", "service-unavailable");
+	end
+end
+
+function new()
+	return {
+		item_handlers = {};
+		info_handlers = {};
+		addDiscoItemsHandler = addDiscoItemsHandler;
+		addDiscoInfoHandler = addDiscoInfoHandler;
+		handle = handle;
+	};
+end
+
+return _M;