Remove all trailing whitespace

43 files changed, 245 insertions, 245 deletions

diff --git a/plugins/mod_admin_telnet.lua b/plugins/mod_admin_telnet.lua
index 18ae4fe0..e13d27c2 100644
--- a/plugins/mod_admin_telnet.lua
+++ b/plugins/mod_admin_telnet.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -60,20 +60,20 @@ function console:new_session(conn)
 			disconnect = function () conn:close(); end;
 			};
 	session.env = setmetatable({}, default_env_mt);
-	
+
 	-- Load up environment with helper objects
 	for name, t in pairs(def_env) do
 		if type(t) == "table" then
 			session.env[name] = setmetatable({ session = session }, { __index = t });
 		end
 	end
-	
+
 	return session;
 end
 
 function console:process_line(session, line)
 	local useglobalenv;
-	
+
 	if line:match("^>") then
 		line = line:gsub("^>", "");
 		useglobalenv = true;
@@ -87,9 +87,9 @@ function console:process_line(session, line)
 			return;
 		end
 	end
-	
+
 	session.env._ = line;
-	
+
 	local chunkname = "=console";
 	local env = (useglobalenv and redirect_output(_G, session)) or session.env or nil
 	local chunk, err = envload("return "..line, chunkname, env);
@@ -103,20 +103,20 @@ function console:process_line(session, line)
 			return;
 		end
 	end
-	
+
 	local ranok, taskok, message = pcall(chunk);
-	
+
 	if not (ranok or message or useglobalenv) and commands[line:lower()] then
 		commands[line:lower()](session, line);
 		return;
 	end
-	
+
 	if not ranok then
 		session.print("Fatal error while running command, it did not complete");
 		session.print("Error: "..taskok);
 		return;
 	end
-	
+
 	if not message then
 		session.print("Result: "..tostring(taskok));
 		return;
@@ -125,7 +125,7 @@ function console:process_line(session, line)
 		session.print("Message: "..tostring(message));
 		return;
 	end
-	
+
 	session.print("OK: "..tostring(message));
 end
 
@@ -344,9 +344,9 @@ end
 
 function def_env.module:load(name, hosts, config)
 	local mm = require "modulemanager";
-	
+
 	hosts = get_hosts_set(hosts);
-	
+
 	-- Load the module for each host
 	local ok, err, count, mod = true, nil, 0, nil;
 	for host in hosts do
@@ -367,15 +367,15 @@ function def_env.module:load(name, hosts, config)
 			end
 		end
 	end
-	
-	return ok, (ok and "Module loaded onto "..count.." host"..(count ~= 1 and "s" or "")) or ("Last error: "..tostring(err));	
+
+	return ok, (ok and "Module loaded onto "..count.." host"..(count ~= 1 and "s" or "")) or ("Last error: "..tostring(err));
 end
 
 function def_env.module:unload(name, hosts)
 	local mm = require "modulemanager";
 
 	hosts = get_hosts_set(hosts, name);
-	
+
 	-- Unload the module for each host
 	local ok, err, count = true, nil, 0;
 	for host in hosts do
@@ -433,7 +433,7 @@ function def_env.module:list(hosts)
 	if type(hosts) ~= "table" then
 		return false, "Please supply a host or a list of hosts you would like to see";
 	end
-	
+
 	local print = self.session.print;
 	for _, host in ipairs(hosts) do
 		print((host == "*" and "Global" or host)..":");
@@ -520,7 +520,7 @@ function def_env.c2s:count(match_jid)
 	show_c2s(function (jid, session)
 		if (not match_jid) or jid:match(match_jid) then
 			count = count + 1;
-		end		
+		end
 	end);
 	return true, "Total: "..count.." clients";
 end
@@ -540,7 +540,7 @@ function def_env.c2s:show(match_jid)
 				status = session.presence:get_child_text("show") or "available";
 			end
 			print(session_flags(session, { "   "..jid.." - "..status.."("..priority..")" }));
-		end		
+		end
 	end);
 	return true, "Total: "..count.." clients";
 end
@@ -551,7 +551,7 @@ function def_env.c2s:show_insecure(match_jid)
 		if ((not match_jid) or jid:match(match_jid)) and not session.secure then
 			count = count + 1;
 			print(jid);
-		end		
+		end
 	end);
 	return true, "Total: "..count.." insecure client connections";
 end
@@ -562,7 +562,7 @@ function def_env.c2s:show_secure(match_jid)
 		if ((not match_jid) or jid:match(match_jid)) and session.secure then
 			count = count + 1;
 			print(jid);
-		end		
+		end
 	end);
 	return true, "Total: "..count.." secure client connections";
 end
@@ -582,10 +582,10 @@ end
 def_env.s2s = {};
 function def_env.s2s:show(match_jid)
 	local print = self.session.print;
-	
+
 	local count_in, count_out = 0,0;
 	local s2s_list = { };
-	
+
 	local s2s_sessions = module:shared"/*/s2s/sessions";
 	for _, session in pairs(s2s_sessions) do
 		local remotehost, localhost, direction;
@@ -724,18 +724,18 @@ function def_env.s2s:showcert(domain)
 	local domain_certs = array.collect(values(cert_set));
 	-- Phew. We now have a array of unique certificates presented by domain.
 	local n_certs = #domain_certs;
-	
+
 	if n_certs == 0 then
 		return "No certificates found for "..domain;
 	end
-	
+
 	local function _capitalize_and_colon(byte)
 		return string.upper(byte)..":";
 	end
 	local function pretty_fingerprint(hash)
 		return hash:gsub("..", _capitalize_and_colon):sub(1, -2);
 	end
-	
+
 	for cert_info in values(domain_certs) do
 		local certs = cert_info.certs;
 		local cert = certs[1];
@@ -777,7 +777,7 @@ end
 function def_env.s2s:close(from, to)
 	local print, count = self.session.print, 0;
 	local s2s_sessions = module:shared"/*/s2s/sessions";
-	
+
 	local match_id;
 	if from and not to then
 		match_id, from = from;
@@ -786,7 +786,7 @@ function def_env.s2s:close(from, to)
 	elseif from == to then
 		return false, "Both from and to are the same... you can't do that :)";
 	end
-	
+
 	for _, session in pairs(s2s_sessions) do
 		local id = session.type..tostring(session):match("[a-f0-9]+$");
 		if (match_id and match_id == id)
@@ -1031,12 +1031,12 @@ function printbanner(session)
 	local option = module:get_option("console_banner");
 	if option == nil or option == "full" or option == "graphic" then
 		session.print [[
-                   ____                \   /     _       
-                    |  _ \ _ __ ___  ___  _-_   __| |_   _ 
+                   ____                \   /     _
+                    |  _ \ _ __ ___  ___  _-_   __| |_   _
                     | |_) | '__/ _ \/ __|/ _ \ / _` | | | |
                     |  __/| | | (_) \__ \ |_| | (_| | |_| |
                     |_|   |_|  \___/|___/\___/ \__,_|\__, |
-                    A study in simplicity            |___/ 
+                    A study in simplicity            |___/
 
 ]]
 	end
diff --git a/plugins/mod_announce.lua b/plugins/mod_announce.lua
index 96976d6f..9327556c 100644
--- a/plugins/mod_announce.lua
+++ b/plugins/mod_announce.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -39,22 +39,22 @@ end
 function handle_announcement(event)
 	local origin, stanza = event.origin, event.stanza;
 	local node, host, resource = jid.split(stanza.attr.to);
-	
+
 	if resource ~= "announce/online" then
 		return; -- Not an announcement
 	end
-	
+
 	if not is_admin(stanza.attr.from) then
 		-- Not an admin? Not allowed!
 		module:log("warn", "Non-admin '%s' tried to send server announcement", stanza.attr.from);
 		return;
 	end
-	
+
 	module:log("info", "Sending server announcement to all online users");
 	local message = st.clone(stanza);
 	message.attr.type = "headline";
 	message.attr.from = host;
-	
+
 	local c = send_to_online(message, host);
 	module:log("info", "Announcement sent to %d online users", c);
 	return true;
@@ -83,9 +83,9 @@ function announce_handler(self, data, state)
 		module:log("info", "Sending server announcement to all online users");
 		local message = st.message({type = "headline"}, fields.announcement):up()
 			:tag("subject"):text(fields.subject or "Announcement");
-		
+
 		local count = send_to_online(message, data.to);
-		
+
 		module:log("info", "Announcement sent to %d online users", count);
 		return { status = "completed", info = ("Announcement sent to %d online users"):format(count) };
 	else
diff --git a/plugins/mod_auth_internal_hashed.lua b/plugins/mod_auth_internal_hashed.lua
index 2b041e43..57396731 100644
--- a/plugins/mod_auth_internal_hashed.lua
+++ b/plugins/mod_auth_internal_hashed.lua
@@ -62,12 +62,12 @@ function provider.test_password(username, password)
 	if credentials.iteration_count == nil or credentials.salt == nil or string.len(credentials.salt) == 0 then
 		return nil, "Auth failed. Stored salt and iteration count information is not complete.";
 	end
-	
+
 	local valid, stored_key, server_key = getAuthenticationDatabaseSHA1(password, credentials.salt, credentials.iteration_count);
-	
+
 	local stored_key_hex = to_hex(stored_key);
 	local server_key_hex = to_hex(server_key);
-	
+
 	if valid and stored_key_hex == credentials.stored_key and server_key_hex == credentials.server_key then
 		return true;
 	else
@@ -83,7 +83,7 @@ function provider.set_password(username, password)
 		local valid, stored_key, server_key = getAuthenticationDatabaseSHA1(password, account.salt, account.iteration_count);
 		local stored_key_hex = to_hex(stored_key);
 		local server_key_hex = to_hex(server_key);
-		
+
 		account.stored_key = stored_key_hex
 		account.server_key = server_key_hex
 
@@ -134,7 +134,7 @@ function provider.get_sasl_handler()
 				credentials = accounts:get(username);
 				if not credentials then return; end
 			end
-			
+
 			local stored_key, server_key, iteration_count, salt = credentials.stored_key, credentials.server_key, credentials.iteration_count, credentials.salt;
 			stored_key = stored_key and from_hex(stored_key);
 			server_key = server_key and from_hex(server_key);
@@ -143,6 +143,6 @@ function provider.get_sasl_handler()
 	};
 	return new_sasl(host, testpass_authentication_profile);
 end
-	
+
 module:provides("auth", provider);
 
diff --git a/plugins/mod_auth_internal_plain.lua b/plugins/mod_auth_internal_plain.lua
index d226fdbe..4d698fa0 100644
--- a/plugins/mod_auth_internal_plain.lua
+++ b/plugins/mod_auth_internal_plain.lua
@@ -76,6 +76,6 @@ function provider.get_sasl_handler()
 	};
 	return new_sasl(host, getpass_authentication_profile);
 end
-	
+
 module:provides("auth", provider);
 
diff --git a/plugins/mod_bosh.lua b/plugins/mod_bosh.lua
index d109547e..ca67db73 100644
--- a/plugins/mod_bosh.lua
+++ b/plugins/mod_bosh.lua
@@ -78,7 +78,7 @@ function on_destroy_request(request)
 				break;
 			end
 		end
-		
+
 		-- If this session now has no requests open, mark it as inactive
 		local max_inactive = session.bosh_max_inactive;
 		if max_inactive and #requests == 0 then
@@ -121,7 +121,7 @@ function handle_POST(event)
 	if cross_domain and event.request.headers.origin then
 		set_cross_domain_headers(response);
 	end
-	
+
 	-- stream:feed() calls the stream_callbacks, so all stanzas in
 	-- the body are processed in this next line before it returns.
 	-- In particular, the streamopened() stream callback is where
@@ -131,7 +131,7 @@ function handle_POST(event)
 		module:log("warn", "Error parsing BOSH payload")
 		return 400;
 	end
-	
+
 	-- Stanzas (if any) in the request have now been processed, and
 	-- we take care of the high-level BOSH logic here, including
 	-- giving a response or putting the request "on hold".
@@ -164,7 +164,7 @@ function handle_POST(event)
 			session.send_buffer = {};
 			session.send(resp);
 		end
-		
+
 		if not response.finished then
 			-- We're keeping this request open, to respond later
 			log("debug", "Have nothing to say, so leaving request unanswered for now");
@@ -172,7 +172,7 @@ function handle_POST(event)
 				waiting_requests[response] = os_time() + session.bosh_wait;
 			end
 		end
-		
+
 		if session.bosh_terminate then
 			session.log("debug", "Closing session with %d requests open", #session.requests);
 			session:close();
@@ -192,10 +192,10 @@ local stream_xmlns_attr = { xmlns = "urn:ietf:params:xml:ns:xmpp-streams" };
 
 local function bosh_close_stream(session, reason)
 	(session.log or log)("info", "BOSH client disconnected");
-	
+
 	local close_reply = st.stanza("body", { xmlns = xmlns_bosh, type = "terminate",
 		["xmlns:stream"] = xmlns_streams });
-	
+
 
 	if reason then
 		close_reply.attr.condition = "remote-stream-error";
@@ -236,7 +236,7 @@ function stream_callbacks.streamopened(context, attr)
 	if not sid then
 		-- New session request
 		context.notopen = nil; -- Signals that we accept this opening tag
-		
+
 		-- TODO: Sanity checks here (rid, to, known host, etc.)
 		if not hosts[attr.to] then
 			-- Unknown host
@@ -246,7 +246,7 @@ function stream_callbacks.streamopened(context, attr)
 			response:send(tostring(close_reply));
 			return;
 		end
-		
+
 		-- New session
 		sid = new_uuid();
 		local session = {
@@ -259,9 +259,9 @@ function stream_callbacks.streamopened(context, attr)
 			ip = get_ip_from_request(request);
 		};
 		sessions[sid] = session;
-		
+
 		local filter = initialize_filters(session);
-		
+
 		session.log("debug", "BOSH session created for request from %s", session.ip);
 		log("info", "New BOSH session, assigned it sid '%s'", sid);
 
@@ -308,7 +308,7 @@ function stream_callbacks.streamopened(context, attr)
 		end
 		request.sid = sid;
 	end
-	
+
 	local session = sessions[sid];
 	if not session then
 		-- Unknown sid
@@ -317,7 +317,7 @@ function stream_callbacks.streamopened(context, attr)
 		context.notopen = nil;
 		return;
 	end
-	
+
 	if session.rid then
 		local rid = tonumber(attr.rid);
 		local diff = rid - session.rid;
@@ -334,7 +334,7 @@ function stream_callbacks.streamopened(context, attr)
 		end
 		session.rid = rid;
 	end
-	
+
 	if attr.type == "terminate" then
 		-- Client wants to end this session, which we'll do
 		-- after processing any stanzas in this request
@@ -388,7 +388,7 @@ function stream_callbacks.error(context, error)
 		response:send();
 		return;
 	end
-	
+
 	local session = sessions[context.sid];
 	if error == "stream-error" then -- Remote stream error, we close normally
 		session:close();
@@ -412,7 +412,7 @@ function on_timer()
 			end
 		end
 	end
-	
+
 	now = now - 3;
 	local n_dead_sessions = 0;
 	for session, close_after in pairs(inactive_sessions) do
diff --git a/plugins/mod_c2s.lua b/plugins/mod_c2s.lua
index 79a16e29..fbac12cd 100644
--- a/plugins/mod_c2s.lua
+++ b/plugins/mod_c2s.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -154,10 +154,10 @@ local function session_close(session, reason)
 			log("debug", "Disconnecting client, <stream:error> is: %s", stream_error);
 			session.send(stream_error);
 		end
-		
+
 		session.send("</stream:stream>");
 		function session.send() return false; end
-		
+
 		local reason = (reason and (reason.name or reason.text or reason.condition)) or reason;
 		session.log("info", "c2s stream for %s closed: %s", session.full_jid or ("<"..session.ip..">"), reason or "session closed");
 
@@ -193,9 +193,9 @@ end, 200);
 function listener.onconnect(conn)
 	local session = sm_new_session(conn);
 	sessions[conn] = session;
-	
+
 	session.log("info", "Client connected");
-	
+
 	-- Client is using legacy SSL (otherwise mod_tls sets this flag)
 	if conn:ssl() then
 		session.secure = true;
@@ -208,22 +208,22 @@ function listener.onconnect(conn)
 			session.compressed = sock:compression(); --COMPAT mw/luasec-hg
 		end
 	end
-	
+
 	if opt_keepalives then
 		conn:setoption("keepalive", opt_keepalives);
 	end
-	
+
 	session.close = session_close;
-	
+
 	local stream = new_xmpp_stream(session, stream_callbacks);
 	session.stream = stream;
 	session.notopen = true;
-	
+
 	function session.reset_stream()
 		session.notopen = true;
 		session.stream:reset();
 	end
-	
+
 	session.thread = coroutine.create(function (stanza)
 		while true do
 			core_process_stanza(session, stanza);
diff --git a/plugins/mod_component.lua b/plugins/mod_component.lua
index a5767c9a..3eaacb8e 100644
--- a/plugins/mod_component.lua
+++ b/plugins/mod_component.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -31,7 +31,7 @@ function module.add_host(module)
 	if module:get_host_type() ~= "component" then
 		error("Don't load mod_component manually, it should be for a component, please see http://prosody.im/doc/components", 0);
 	end
-	
+
 	local env = module.environment;
 	env.connected = false;
 
@@ -42,26 +42,26 @@ function module.add_host(module)
 		send = nil;
 		session.on_destroy = nil;
 	end
-	
+
 	-- Handle authentication attempts by component
 	local function handle_component_auth(event)
 		local session, stanza = event.origin, event.stanza;
-		
+
 		if session.type ~= "component_unauthed" then return; end
-	
+
 		if (not session.host) or #stanza.tags > 0 then
 			(session.log or log)("warn", "Invalid component handshake for host: %s", session.host);
 			session:close("not-authorized");
 			return true;
 		end
-		
+
 		local secret = module:get_option("component_secret");
 		if not secret then
 			(session.log or log)("warn", "Component attempted to identify as %s, but component_secret is not set", session.host);
 			session:close("not-authorized");
 			return true;
 		end
-		
+
 		local supplied_token = t_concat(stanza);
 		local calculated_token = sha1(session.streamid..secret, true);
 		if supplied_token:lower() ~= calculated_token:lower() then
@@ -69,13 +69,13 @@ function module.add_host(module)
 			session:close{ condition = "not-authorized", text = "Given token does not match calculated token" };
 			return true;
 		end
-		
+
 		if env.connected then
 			module:log("error", "Second component attempted to connect, denying connection");
 			session:close{ condition = "conflict", text = "Component already connected" };
 			return true;
 		end
-		
+
 		env.connected = true;
 		send = session.send;
 		session.on_destroy = on_destroy;
@@ -83,7 +83,7 @@ function module.add_host(module)
 		session.type = "component";
 		module:log("info", "External component successfully authenticated");
 		session.send(st.stanza("handshake"));
-	
+
 		return true;
 	end
 	module:hook("stanza/jabber:component:accept:handshake", handle_component_auth);
@@ -114,7 +114,7 @@ function module.add_host(module)
 		end
 		return true;
 	end
-	
+
 	module:hook("iq/bare", handle_stanza, -1);
 	module:hook("message/bare", handle_stanza, -1);
 	module:hook("presence/bare", handle_stanza, -1);
@@ -269,14 +269,14 @@ function listener.onconnect(conn)
 	local conn_name = "jcp"..tostring(session):match("[a-f0-9]+$");
 	session.log = logger.init(conn_name);
 	session.close = session_close;
-	
+
 	session.log("info", "Incoming Jabber component connection");
-	
+
 	local stream = new_xmpp_stream(session, stream_callbacks);
 	session.stream = stream;
-	
+
 	session.notopen = true;
-	
+
 	function session.reset_stream()
 		session.notopen = true;
 		session.stream:reset();
@@ -288,7 +288,7 @@ function listener.onconnect(conn)
 		module:log("debug", "Received invalid XML (%s) %d bytes: %s", tostring(err), #data, data:sub(1, 300):gsub("[\r\n]+", " "):gsub("[%z\1-\31]", "_"));
 		session:close("not-well-formed");
 	end
-	
+
 	session.dispatch_stanza = stream_callbacks.handlestanza;
 
 	sessions[conn] = session;
diff --git a/plugins/mod_compression.lua b/plugins/mod_compression.lua
index 92856099..f44e8a6d 100644
--- a/plugins/mod_compression.lua
+++ b/plugins/mod_compression.lua
@@ -1,6 +1,6 @@
 -- Prosody IM
 -- Copyright (C) 2009-2012 Tobias Markmann
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -103,7 +103,7 @@ local function setup_compression(session, deflate_stream)
 			return;
 		end
 		return compressed;
-	end);	
+	end);
 end
 
 -- setup decompression for a stream
@@ -125,19 +125,19 @@ end
 
 module:hook("stanza/http://jabber.org/protocol/compress:compressed", function(event)
 	local session = event.origin;
-	
+
 	if session.type == "s2sout_unauthed" or session.type == "s2sout" then
 		session.log("debug", "Activating compression...")
 		-- create deflate and inflate streams
 		local deflate_stream = get_deflate_stream(session);
 		if not deflate_stream then return true; end
-		
+
 		local inflate_stream = get_inflate_stream(session);
 		if not inflate_stream then return true; end
-		
+
 		-- setup compression for session.w
 		setup_compression(session, deflate_stream);
-			
+
 		-- setup decompression for session.data
 		setup_decompression(session, inflate_stream);
 		session:reset_stream();
@@ -158,29 +158,29 @@ module:hook("stanza/http://jabber.org/protocol/compress:compress", function(even
 			session.log("debug", "Client tried to establish another compression layer.");
 			return true;
 		end
-		
+
 		-- checking if the compression method is supported
 		local method = stanza:child_with_name("method");
 		method = method and (method[1] or "");
 		if method == "zlib" then
 			session.log("debug", "zlib compression enabled.");
-			
+
 			-- create deflate and inflate streams
 			local deflate_stream = get_deflate_stream(session);
 			if not deflate_stream then return true; end
-			
+
 			local inflate_stream = get_inflate_stream(session);
 			if not inflate_stream then return true; end
-			
+
 			(session.sends2s or session.send)(st.stanza("compressed", {xmlns=xmlns_compression_protocol}));
 			session:reset_stream();
-			
+
 			-- setup compression for session.w
 			setup_compression(session, deflate_stream);
-				
+
 			-- setup decompression for session.data
 			setup_decompression(session, inflate_stream);
-			
+
 			session.compressed = true;
 		elseif method then
 			session.log("debug", "%s compression selected, but we don't support it.", tostring(method));
diff --git a/plugins/mod_dialback.lua b/plugins/mod_dialback.lua
index 9dcb0ed5..afee9d58 100644
--- a/plugins/mod_dialback.lua
+++ b/plugins/mod_dialback.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -35,7 +35,7 @@ end
 
 module:hook("stanza/jabber:server:dialback:verify", function(event)
 	local origin, stanza = event.origin, event.stanza;
-	
+
 	if origin.type == "s2sin_unauthed" or origin.type == "s2sin" then
 		-- We are being asked to verify the key, to ensure it was generated by us
 		origin.log("debug", "verifying that dialback key is ours...");
@@ -62,13 +62,13 @@ end);
 
 module:hook("stanza/jabber:server:dialback:result", function(event)
 	local origin, stanza = event.origin, event.stanza;
-	
+
 	if origin.type == "s2sin_unauthed" or origin.type == "s2sin" then
 		-- he wants to be identified through dialback
 		-- We need to check the key with the Authoritative server
 		local attr = stanza.attr;
 		local to, from = nameprep(attr.to), nameprep(attr.from);
-		
+
 		if not hosts[to] then
 			-- Not a host that we serve
 			origin.log("info", "%s tried to connect to %s, which we don't serve", from, to);
@@ -77,11 +77,11 @@ module:hook("stanza/jabber:server:dialback:result", function(event)
 		elseif not from then
 			origin:close("improper-addressing");
 		end
-		
+
 		origin.hosts[from] = { dialback_key = stanza[1] };
-		
+
 		dialback_requests[from.."/"..origin.streamid] = origin;
-		
+
 		-- COMPAT: ejabberd, gmail and perhaps others do not always set 'to' and 'from'
 		-- on streams. We fill in the session's to/from here instead.
 		if not origin.from_host then
@@ -102,7 +102,7 @@ end);
 
 module:hook("stanza/jabber:server:dialback:verify", function(event)
 	local origin, stanza = event.origin, event.stanza;
-	
+
 	if origin.type == "s2sout_unauthed" or origin.type == "s2sout" then
 		local attr = stanza.attr;
 		local dialback_verifying = dialback_requests[attr.from.."/"..(attr.id or "")];
@@ -131,10 +131,10 @@ end);
 
 module:hook("stanza/jabber:server:dialback:result", function(event)
 	local origin, stanza = event.origin, event.stanza;
-	
+
 	if origin.type == "s2sout_unauthed" or origin.type == "s2sout" then
 		-- Remote server is telling us whether we passed dialback
-		
+
 		local attr = stanza.attr;
 		if not hosts[attr.to] then
 			origin:close("host-unknown");
diff --git a/plugins/mod_disco.lua b/plugins/mod_disco.lua
index 85a544f9..61749580 100644
--- a/plugins/mod_disco.lua
+++ b/plugins/mod_disco.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
diff --git a/plugins/mod_groups.lua b/plugins/mod_groups.lua
index dc6976d4..be1a5508 100644
--- a/plugins/mod_groups.lua
+++ b/plugins/mod_groups.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -22,7 +22,7 @@ function inject_roster_contacts(event)
 	--module:log("debug", "Injecting group members to roster");
 	local bare_jid = username.."@"..host;
 	if not members[bare_jid] and not members[false] then return; end -- Not a member of any groups
-	
+
 	local roster = event.roster;
 	local function import_jids_to_roster(group_name)
 		for jid in pairs(groups[group_name]) do
@@ -50,7 +50,7 @@ function inject_roster_contacts(event)
 			import_jids_to_roster(group_name);
 		end
 	end
-	
+
 	-- Import public groups
 	if members[false] then
 		for _, group_name in ipairs(members[false]) do
@@ -58,7 +58,7 @@ function inject_roster_contacts(event)
 			import_jids_to_roster(group_name);
 		end
 	end
-	
+
 	if roster[false] then
 		roster[false].version = true;
 	end
@@ -84,10 +84,10 @@ end
 function module.load()
 	groups_file = module:get_option_string("groups_file");
 	if not groups_file then return; end
-	
+
 	module:hook("roster-load", inject_roster_contacts);
 	datamanager.add_callback(remove_virtual_contacts);
-	
+
 	groups = { default = {} };
 	members = { };
 	local curr_group = "default";
diff --git a/plugins/mod_http.lua b/plugins/mod_http.lua
index 0689634e..95933da5 100644
--- a/plugins/mod_http.lua
+++ b/plugins/mod_http.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2012 Matthew Wild
 -- Copyright (C) 2008-2012 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -108,7 +108,7 @@ function module.add_host(module)
 			end
 		end
 	end
-	
+
 	local function http_app_removed(event)
 		local app_handlers = apps[event.item.name];
 		apps[event.item.name] = nil;
@@ -116,7 +116,7 @@ function module.add_host(module)
 			module:unhook_object_event(server, event, handler);
 		end
 	end
-	
+
 	module:handle_items("http-provider", http_app_added, http_app_removed);
 
 	server.add_host(host);
diff --git a/plugins/mod_http_errors.lua b/plugins/mod_http_errors.lua
index 2568ea80..0c37e104 100644
--- a/plugins/mod_http_errors.lua
+++ b/plugins/mod_http_errors.lua
@@ -53,7 +53,7 @@ local entities = {
 
 local function tohtml(plain)
 	return (plain:gsub("[<>&'\"\n]", entities));
-	
+
 end
 
 local function get_page(code, extra)
diff --git a/plugins/mod_http_files.lua b/plugins/mod_http_files.lua
index 6ab295ac..dd04853b 100644
--- a/plugins/mod_http_files.lua
+++ b/plugins/mod_http_files.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
diff --git a/plugins/mod_iq.lua b/plugins/mod_iq.lua
index e7901ab4..c6d62e85 100644
--- a/plugins/mod_iq.lua
+++ b/plugins/mod_iq.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
diff --git a/plugins/mod_lastactivity.lua b/plugins/mod_lastactivity.lua
index 11053709..fabf07b4 100644
--- a/plugins/mod_lastactivity.lua
+++ b/plugins/mod_lastactivity.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
diff --git a/plugins/mod_legacyauth.lua b/plugins/mod_legacyauth.lua
index 5fb66441..cb5ce0d3 100644
--- a/plugins/mod_legacyauth.lua
+++ b/plugins/mod_legacyauth.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -43,7 +43,7 @@ module:hook("stanza/iq/jabber:iq:auth:query", function(event)
 		session.send(st.error_reply(stanza, "modify", "not-acceptable", "Encryption (SSL or TLS) is required to connect to this server"));
 		return true;
 	end
-	
+
 	local username = stanza.tags[1]:child_with_name("username");
 	local password = stanza.tags[1]:child_with_name("password");
 	local resource = stanza.tags[1]:child_with_name("resource");
diff --git a/plugins/mod_message.lua b/plugins/mod_message.lua
index e85da613..fc337db0 100644
--- a/plugins/mod_message.lua
+++ b/plugins/mod_message.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -17,7 +17,7 @@ local user_exists = require "core.usermanager".user_exists;
 
 local function process_to_bare(bare, origin, stanza)
 	local user = bare_sessions[bare];
-	
+
 	local t = stanza.attr.type;
 	if t == "error" then
 		-- discard
@@ -66,7 +66,7 @@ end
 module:hook("message/full", function(data)
 	-- message to full JID recieved
 	local origin, stanza = data.origin, data.stanza;
-	
+
 	local session = full_sessions[stanza.attr.to];
 	if session and session.send(stanza) then
 		return true;
diff --git a/plugins/mod_motd.lua b/plugins/mod_motd.lua
index ed78294b..1e2ee395 100644
--- a/plugins/mod_motd.lua
+++ b/plugins/mod_motd.lua
@@ -2,7 +2,7 @@
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
 -- Copyright (C) 2010 Jeff Mitchell
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
diff --git a/plugins/mod_offline.lua b/plugins/mod_offline.lua
index 1ac62f94..c168711b 100644
--- a/plugins/mod_offline.lua
+++ b/plugins/mod_offline.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2009 Matthew Wild
 -- Copyright (C) 2008-2009 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -24,11 +24,11 @@ module:hook("message/offline/handle", function(event)
 	else
 		node, host = origin.username, origin.host;
 	end
-	
+
 	stanza.attr.stamp, stanza.attr.stamp_legacy = datetime.datetime(), datetime.legacy();
 	local result = datamanager.list_append(node, host, "offline", st.preserialize(stanza));
 	stanza.attr.stamp, stanza.attr.stamp_legacy = nil, nil;
-	
+
 	return result;
 end);
 
diff --git a/plugins/mod_pep.lua b/plugins/mod_pep.lua
index 778f83ed..04f70221 100644
--- a/plugins/mod_pep.lua
+++ b/plugins/mod_pep.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
diff --git a/plugins/mod_ping.lua b/plugins/mod_ping.lua
index 0bfcac66..eddb92d2 100644
--- a/plugins/mod_ping.lua
+++ b/plugins/mod_ping.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
diff --git a/plugins/mod_posix.lua b/plugins/mod_posix.lua
index 28fd7f38..7a6ccd94 100644
--- a/plugins/mod_posix.lua
+++ b/plugins/mod_posix.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -183,7 +183,7 @@ if signal.signal then
 		prosody.reload_config();
 		prosody.reopen_logfiles();
 	end);
-	
+
 	signal.signal("SIGINT", function ()
 		module:log("info", "Received SIGINT");
 		prosody.unlock_globals();
diff --git a/plugins/mod_presence.lua b/plugins/mod_presence.lua
index 8dac2d35..2899bd7e 100644
--- a/plugins/mod_presence.lua
+++ b/plugins/mod_presence.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -227,7 +227,7 @@ function handle_inbound_presence_subscriptions_and_probes(origin, stanza, from_b
 	local st_from, st_to = stanza.attr.from, stanza.attr.to;
 	stanza.attr.from, stanza.attr.to = from_bare, to_bare;
 	log("debug", "inbound presence %s from %s for %s", stanza.attr.type, from_bare, to_bare);
-	
+
 	if stanza.attr.type == "probe" then
 		local result, err = rostermanager.is_contact_subscribed(node, host, from_bare);
 		if result then
@@ -312,7 +312,7 @@ module:hook("presence/bare", function(data)
 		if t ~= nil and t ~= "unavailable" and t ~= "error" then -- check for subscriptions and probes sent to bare JID
 			return handle_inbound_presence_subscriptions_and_probes(origin, stanza, jid_bare(stanza.attr.from), jid_bare(stanza.attr.to));
 		end
-	
+
 		local user = bare_sessions[to];
 		if user then
 			for _, session in pairs(user.sessions) do
@@ -347,7 +347,7 @@ end);
 module:hook("presence/host", function(data)
 	-- inbound presence to the host
 	local stanza = data.stanza;
-	
+
 	local from_bare = jid_bare(stanza.attr.from);
 	local t = stanza.attr.type;
 	if t == "probe" then
diff --git a/plugins/mod_privacy.lua b/plugins/mod_privacy.lua
index 31ace9f9..aaa8e383 100644
--- a/plugins/mod_privacy.lua
+++ b/plugins/mod_privacy.lua
@@ -2,7 +2,7 @@
 -- Copyright (C) 2009-2010 Matthew Wild
 -- Copyright (C) 2009-2010 Waqas Hussain
 -- Copyright (C) 2009 Thilo Cestonaro
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -103,7 +103,7 @@ end
 
 function createOrReplaceList (privacy_lists, origin, stanza, name, entries)
 	local bare_jid = origin.username.."@"..origin.host;
-	
+
 	if privacy_lists.lists == nil then
 		privacy_lists.lists = {};
 	end
@@ -119,14 +119,14 @@ function createOrReplaceList (privacy_lists, origin, stanza, name, entries)
 		if to_number(item.attr.order) == nil or to_number(item.attr.order) < 0 or orderCheck[item.attr.order] ~= nil then
 			return {"modify", "bad-request", "Order attribute not valid."};
 		end
-		
+
 		if item.attr.type ~= nil and item.attr.type ~= "jid" and item.attr.type ~= "subscription" and item.attr.type ~= "group" then
 			return {"modify", "bad-request", "Type attribute not valid."};
 		end
-		
+
 		local tmp = {};
 		orderCheck[item.attr.order] = true;
-		
+
 		tmp["type"] = item.attr.type;
 		tmp["value"] = item.attr.value;
 		tmp["action"] = item.attr.action;
@@ -135,13 +135,13 @@ function createOrReplaceList (privacy_lists, origin, stanza, name, entries)
 		tmp["presence-out"] = false;
 		tmp["message"] = false;
 		tmp["iq"] = false;
-		
+
 		if #item.tags > 0 then
 			for _,tag in ipairs(item.tags) do
 				tmp[tag.name] = true;
 			end
 		end
-		
+
 		if tmp.type == "subscription" then
 			if	tmp.value ~= "both" and
 				tmp.value ~= "to" and
@@ -150,13 +150,13 @@ function createOrReplaceList (privacy_lists, origin, stanza, name, entries)
 				return {"cancel", "bad-request", "Subscription value must be both, to, from or none."};
 			end
 		end
-		
+
 		if tmp.action ~= "deny" and tmp.action ~= "allow" then
 			return {"cancel", "bad-request", "Action must be either deny or allow."};
 		end
 		list.items[#list.items + 1] = tmp;
 	end
-	
+
 	table.sort(list, function(a, b) return a.order < b.order; end);
 
 	origin.send(st.reply(stanza));
@@ -207,14 +207,14 @@ function getList(privacy_lists, origin, stanza, name)
 			return {"cancel", "item-not-found", "Unknown list specified."};
 		end
 	end
-	
+
 	origin.send(reply);
 	return true;
 end
 
 module:hook("iq/bare/jabber:iq:privacy:query", function(data)
 	local origin, stanza = data.origin, data.stanza;
-	
+
 	if stanza.attr.to == nil then -- only service requests to own bare JID
 		local query = stanza.tags[1]; -- the query element
 		local valid = false;
@@ -285,12 +285,12 @@ function checkIfNeedToBeBlocked(e, session)
 	local bare_jid = session.username.."@"..session.host;
 	local to = stanza.attr.to or bare_jid;
 	local from = stanza.attr.from;
-	
+
 	local is_to_user = bare_jid == jid_bare(to);
 	local is_from_user = bare_jid == jid_bare(from);
-	
+
 	--module:log("debug", "stanza: %s, to: %s, from: %s", tostring(stanza.name), tostring(to), tostring(from));
-	
+
 	if privacy_lists.lists == nil or
 		not (session.activePrivacyList or privacy_lists.default)
 	then
@@ -300,7 +300,7 @@ function checkIfNeedToBeBlocked(e, session)
 		--module:log("debug", "Not blocking communications between user's resources");
 		return; -- from one of a user's resource to another => HANDS OFF!
 	end
-	
+
 	local listname = session.activePrivacyList;
 	if listname == nil then
 		listname = privacy_lists.default; -- no active list selected, use default list
diff --git a/plugins/mod_private.lua b/plugins/mod_private.lua
index 365a997c..446a80b2 100644
--- a/plugins/mod_private.lua
+++ b/plugins/mod_private.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
diff --git a/plugins/mod_proxy65.lua b/plugins/mod_proxy65.lua
index 1fa42bd8..2ed9faac 100644
--- a/plugins/mod_proxy65.lua
+++ b/plugins/mod_proxy65.lua
@@ -2,7 +2,7 @@
 -- Copyright (C) 2008-2011 Matthew Wild
 -- Copyright (C) 2008-2011 Waqas Hussain
 -- Copyright (C) 2009 Thilo Cestonaro
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -30,7 +30,7 @@ function listener.onincoming(conn, data)
 		(conn == initiator and target or initiator):write(data);
 		return;
 	end -- FIXME server.link should be doing this?
-	
+
 	if not session.greeting_done then
 		local nmethods = data:byte(2) or 0;
 		if data:byte(1) == 0x05 and nmethods > 0 and #data == 2 + nmethods then -- check if we have all the data
@@ -90,7 +90,7 @@ end
 
 function module.add_host(module)
 	local host, name = module:get_host(), module:get_option_string("name", "SOCKS5 Bytestreams Service");
-	
+
 	local proxy_address = module:get_option("proxy65_address", host);
 	local proxy_port = next(portmanager.get_active_services():search("proxy65", nil)[1] or {});
 	local proxy_acl = module:get_option("proxy65_acl");
@@ -103,7 +103,7 @@ function module.add_host(module)
 
 	module:add_identity("proxy", "bytestreams", name);
 	module:add_feature("http://jabber.org/protocol/bytestreams");
-	
+
 	module:hook("iq-get/host/http://jabber.org/protocol/disco#info:query", function(event)
 		local origin, stanza = event.origin, event.stanza;
 		if not stanza.tags[1].attr.node then
@@ -113,7 +113,7 @@ function module.add_host(module)
 			return true;
 		end
 	end, -1);
-	
+
 	module:hook("iq-get/host/http://jabber.org/protocol/disco#items:query", function(event)
 		local origin, stanza = event.origin, event.stanza;
 		if not stanza.tags[1].attr.node then
@@ -121,10 +121,10 @@ function module.add_host(module)
 			return true;
 		end
 	end, -1);
-	
+
 	module:hook("iq-get/host/http://jabber.org/protocol/bytestreams:query", function(event)
 		local origin, stanza = event.origin, event.stanza;
-		
+
 		-- check ACL
 		while proxy_acl and #proxy_acl > 0 do -- using 'while' instead of 'if' so we can break out of it
 			local jid = stanza.attr.from;
@@ -137,22 +137,22 @@ function module.add_host(module)
 			origin.send(st.error_reply(stanza, "auth", "forbidden"));
 			return true;
 		end
-	
+
 		local sid = stanza.tags[1].attr.sid;
 		origin.send(st.reply(stanza):tag("query", {xmlns="http://jabber.org/protocol/bytestreams", sid=sid})
 			:tag("streamhost", {jid=host, host=proxy_address, port=proxy_port}));
 		return true;
 	end);
-	
+
 	module:hook("iq-set/host/http://jabber.org/protocol/bytestreams:query", function(event)
 		local origin, stanza = event.origin, event.stanza;
-	
+
 		local query = stanza.tags[1];
 		local sid = query.attr.sid;
 		local from = stanza.attr.from;
 		local to = query:get_child_text("activate");
 		local prepped_to = jid_prep(to);
-	
+
 		local info = "sid: "..tostring(sid)..", initiator: "..tostring(from)..", target: "..tostring(prepped_to or to);
 		if prepped_to and sid then
 			local sha = sha1(sid .. from .. prepped_to, true);
diff --git a/plugins/mod_register.lua b/plugins/mod_register.lua
index 5b03c480..e537e903 100644
--- a/plugins/mod_register.lua
+++ b/plugins/mod_register.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -102,16 +102,16 @@ local function handle_registration_stanza(event)
 				session.send(st.reply(stanza));
 				return old_session_close(session, ...);
 			end
-			
+
 			local ok, err = usermanager_delete_user(username, host);
-			
+
 			if not ok then
 				module:log("debug", "Removing user account %s@%s failed: %s", username, host, err);
 				session.close = old_session_close;
 				session.send(st.error_reply(stanza, "cancel", "service-unavailable", err));
 				return true;
 			end
-			
+
 			module:log("info", "User removed their account: %s@%s", username, host);
 			module:fire_event("user-deregistered", { username = username, host = host, source = "mod_register", session = session });
 		else
@@ -206,7 +206,7 @@ module:hook("stanza/iq/jabber:iq:register:query", function(event)
 						else
 							local ip = recent_ips[session.ip];
 							ip.count = ip.count + 1;
-							
+
 							if os_time() - ip.time < min_seconds_between_registrations then
 								ip.time = os_time();
 								session.send(st.error_reply(stanza, "wait", "not-acceptable"));
diff --git a/plugins/mod_roster.lua b/plugins/mod_roster.lua
index d530bb45..56af5368 100644
--- a/plugins/mod_roster.lua
+++ b/plugins/mod_roster.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -36,10 +36,10 @@ module:hook("iq/self/jabber:iq:roster:query", function(event)
 
 	if stanza.attr.type == "get" then
 		local roster = st.reply(stanza);
-		
+
 		local client_ver = tonumber(stanza.tags[1].attr.ver);
 		local server_ver = tonumber(session.roster[false].version or 1);
-		
+
 		if not (client_ver and server_ver) or client_ver ~= server_ver then
 			roster:query("jabber:iq:roster");
 			-- Client does not support versioning, or has stale roster
diff --git a/plugins/mod_s2s/mod_s2s.lua b/plugins/mod_s2s/mod_s2s.lua
index c628dc47..d64a02ac 100644
--- a/plugins/mod_s2s/mod_s2s.lua
+++ b/plugins/mod_s2s/mod_s2s.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -155,9 +155,9 @@ end
 -- Stream is authorised, and ready for normal stanzas
 function mark_connected(session)
 	local sendq, send = session.sendq, session.sends2s;
-	
+
 	local from, to = session.from_host, session.to_host;
-	
+
 	session.log("info", "%s s2s connection %s->%s complete", session.direction, from, to);
 
 	local event_data = { session = session };
@@ -173,7 +173,7 @@ function mark_connected(session)
 		fire_global_event("s2sin-established", event_data);
 		hosts[to].events.fire_event("s2sin-established", event_data);
 	end
-	
+
 	if session.direction == "outgoing" then
 		if sendq then
 			session.log("debug", "sending %d queued stanzas across new outgoing connection to %s", #sendq, session.to_host);
@@ -183,7 +183,7 @@ function mark_connected(session)
 			end
 			session.sendq = nil;
 		end
-		
+
 		session.ip_hosts = nil;
 		session.srv_hosts = nil;
 	end
@@ -218,9 +218,9 @@ function make_authenticated(event)
 		return false;
 	end
 	session.log("debug", "connection %s->%s is now authenticated for %s", session.from_host, session.to_host, host);
-	
+
 	mark_connected(session);
-	
+
 	return true;
 end
 
@@ -277,9 +277,9 @@ local xmlns_xmpp_streams = "urn:ietf:params:xml:ns:xmpp-streams";
 
 function stream_callbacks.streamopened(session, attr)
 	local send = session.sends2s;
-	
+
 	session.version = tonumber(attr.version) or 0;
-	
+
 	-- TODO: Rename session.secure to session.encrypted
 	if session.secure == false then
 		session.secure = true;
@@ -298,7 +298,7 @@ function stream_callbacks.streamopened(session, attr)
 
 	if session.direction == "incoming" then
 		-- Send a reply stream header
-		
+
 		-- Validate to/from
 		local to, from = nameprep(attr.to), nameprep(attr.from);
 		if not to and attr.to then -- COMPAT: Some servers do not reliably set 'to' (especially on stream restarts)
@@ -309,7 +309,7 @@ function stream_callbacks.streamopened(session, attr)
 			session:close({ condition = "improper-addressing", text = "Invalid 'from' address" });
 			return;
 		end
-		
+
 		-- Set session.[from/to]_host if they have not been set already and if
 		-- this session isn't already authenticated
 		if session.type == "s2sin_unauthed" and from and not session.from_host then
@@ -324,10 +324,10 @@ function stream_callbacks.streamopened(session, attr)
 			session:close({ condition = "improper-addressing", text = "New stream 'to' attribute does not match original" });
 			return;
 		end
-		
+
 		-- For convenience we'll put the sanitised values into these variables
 		to, from = session.to_host, session.from_host;
-		
+
 		session.streamid = uuid_gen();
 		(session.log or log)("debug", "Incoming s2s received %s", st.stanza("stream:stream", attr):top_tag());
 		if to then
@@ -362,13 +362,13 @@ function stream_callbacks.streamopened(session, attr)
 		session:open_stream(session.to_host, session.from_host)
 		if session.version >= 1.0 then
 			local features = st.stanza("stream:features");
-			
+
 			if to then
 				hosts[to].events.fire_event("s2s-stream-features", { origin = session, features = features });
 			else
 				(session.log or log)("warn", "No 'to' on stream header from %s means we can't offer any features", from or "unknown host");
 			end
-			
+
 			log("debug", "Sending stream features: %s", tostring(features));
 			send(features);
 		end
@@ -396,7 +396,7 @@ function stream_callbacks.streamopened(session, attr)
 			end
 		end
 		session.send_buffer = nil;
-	
+
 		-- If server is pre-1.0, don't wait for features, just do dialback
 		if session.version < 1.0 then
 			if not session.dialback_verifying then
@@ -489,10 +489,10 @@ local function session_close(session, reason, remote_reason)
 
 		session.sends2s("</stream:stream>");
 		function session.sends2s() return false; end
-		
+
 		local reason = remote_reason or (reason and (reason.text or reason.condition)) or reason;
 		session.log("info", "%s s2s stream %s->%s closed: %s", session.direction, session.from_host or "(unknown host)", session.to_host or "(unknown host)", reason or "stream closed");
-		
+
 		-- Authenticated incoming stream may still be sending us stanzas, so wait for </stream:stream> from remote
 		local conn = session.conn;
 		if reason == nil and not session.notopen and session.type == "s2sin" then
@@ -532,16 +532,16 @@ end
 local function initialize_session(session)
 	local stream = new_xmpp_stream(session, stream_callbacks);
 	session.stream = stream;
-	
+
 	session.notopen = true;
-		
+
 	function session.reset_stream()
 		session.notopen = true;
 		session.stream:reset();
 	end
 
 	session.open_stream = session_open_stream;
-	
+
 	local filter = session.filter;
 	function session.data(data)
 		data = filter("bytes/in", data);
@@ -596,7 +596,7 @@ function listener.onconnect(conn)
 				end
 			end
 		end
-	
+
 		initialize_session(session);
 	else -- Outgoing session connected
 		session:open_stream(session.from_host, session.to_host);
@@ -610,7 +610,7 @@ function listener.onincoming(conn, data)
 		session.data(data);
 	end
 end
-	
+
 function listener.onstatus(conn, status)
 	if status == "ssl-handshake-complete" then
 		local session = sessions[conn];
@@ -658,7 +658,7 @@ function check_auth_policy(event)
 	elseif must_secure and insecure_domains[host] then
 		must_secure = false;
 	end
-	
+
 	if must_secure and (session.cert_chain_status ~= "valid" or session.cert_identity_status ~= "valid") then
 		module:log("warn", "Forbidding insecure connection to/from %s", host);
 		if session.direction == "incoming" then
diff --git a/plugins/mod_s2s/s2sout.lib.lua b/plugins/mod_s2s/s2sout.lib.lua
index 575d37ac..10ee4f0e 100644
--- a/plugins/mod_s2s/s2sout.lib.lua
+++ b/plugins/mod_s2s/s2sout.lib.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -47,14 +47,14 @@ end
 function s2sout.initiate_connection(host_session)
 	initialize_filters(host_session);
 	host_session.version = 1;
-	
+
 	-- Kick the connection attempting machine into life
 	if not s2sout.attempt_connection(host_session) then
 		-- Intentionally not returning here, the
 		-- session is needed, connected or not
 		s2s_destroy_session(host_session);
 	end
-	
+
 	if not host_session.sends2s then
 		-- A sends2s which buffers data (until the stream is opened)
 		-- note that data in this buffer will be sent before the stream is authed
@@ -75,11 +75,11 @@ end
 function s2sout.attempt_connection(host_session, err)
 	local to_host = host_session.to_host;
 	local connect_host, connect_port = to_host and idna_to_ascii(to_host), 5269;
-	
+
 	if not connect_host then
 		return false;
 	end
-	
+
 	if not err then -- This is our first attempt
 		log("debug", "First attempt to connect to %s, starting with SRV lookup...", to_host);
 		host_session.connecting = true;
@@ -100,7 +100,7 @@ function s2sout.attempt_connection(host_session, err)
 					return;
 				end
 				t_sort(srv_hosts, compare_srv_priorities);
-				
+
 				local srv_choice = srv_hosts[1];
 				host_session.srv_choice = 1;
 				if srv_choice then
@@ -119,7 +119,7 @@ function s2sout.attempt_connection(host_session, err)
 				end
 			end
 		end, "_xmpp-server._tcp."..connect_host..".", "SRV");
-		
+
 		return true; -- Attempt in progress
 	elseif host_session.ip_hosts then
 		return s2sout.try_connect(host_session, connect_host, connect_port, err);
@@ -133,7 +133,7 @@ function s2sout.attempt_connection(host_session, err)
 		-- We're out of options
 		return false;
 	end
-	
+
 	if not (connect_host and connect_port) then
 		-- Likely we couldn't resolve DNS
 		log("warn", "Hmm, we're without a host (%s) and port (%s) to connect to for %s, giving up :(", tostring(connect_host), tostring(connect_port), tostring(to_host));
@@ -280,7 +280,7 @@ function s2sout.make_connect(host_session, connect_host, connect_port)
 	else
 		handler = "Unsupported protocol: "..tostring(proto);
 	end
-	
+
 	if not conn then
 		log("warn", "Failed to create outgoing connection, system error: %s", handler);
 		return false, handler;
@@ -292,10 +292,10 @@ function s2sout.make_connect(host_session, connect_host, connect_port)
 		log("warn", "s2s connect() to %s (%s:%d) failed: %s", host_session.to_host, connect_host.addr, connect_port, err);
 		return false, err;
 	end
-	
+
 	conn = wrapclient(conn, connect_host.addr, connect_port, s2s_listener, "*a");
 	host_session.conn = conn;
-	
+
 	local filter = initialize_filters(host_session);
 	local w, log = conn.write, host_session.log;
 	host_session.sends2s = function (t)
@@ -310,11 +310,11 @@ function s2sout.make_connect(host_session, connect_host, connect_port)
 			end
 		end
 	end
-	
+
 	-- Register this outgoing connection so that xmppserver_listener knows about it
 	-- otherwise it will assume it is a new incoming connection
 	s2s_listener.register_outgoing(conn, host_session);
-	
+
 	log("debug", "Connection attempt in progress...");
 	return true;
 end
diff --git a/plugins/mod_saslauth.lua b/plugins/mod_saslauth.lua
index 201cc477..1bf6fb96 100644
--- a/plugins/mod_saslauth.lua
+++ b/plugins/mod_saslauth.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
diff --git a/plugins/mod_storage_sql.lua b/plugins/mod_storage_sql.lua
index eed3fec9..1f453d42 100644
--- a/plugins/mod_storage_sql.lua
+++ b/plugins/mod_storage_sql.lua
@@ -93,7 +93,7 @@ local function create_table()
 	elseif params.driver == "MySQL" then
 		create_sql = create_sql:gsub("`value` TEXT", "`value` MEDIUMTEXT");
 	end
-	
+
 	local stmt, err = connection:prepare(create_sql);
 	if stmt then
 		local ok = stmt:execute();
@@ -159,18 +159,18 @@ do -- process options to get a db connection
 	end
 
 	params = params or { driver = "SQLite3" };
-	
+
 	if params.driver == "SQLite3" then
 		params.database = resolve_relative_path(prosody.paths.data or ".", params.database or "prosody.sqlite");
 	end
-	
+
 	assert(params.driver and params.database, "Both the SQL driver and the database need to be specified");
 
 	dburi = db2uri(params);
 	connection = connections[dburi];
-	
+
 	assert(connect());
-	
+
 	-- Automatically create table, ignore failure (table probably already exists)
 	create_table();
 end
@@ -209,7 +209,7 @@ local function dosql(sql, ...)
 	local ok, err = stmt:execute(...);
 	if not ok and not test_connection() then error("connection failed"); end
 	if not ok then return nil, err; end
-	
+
 	return stmt;
 end
 local function getsql(sql, ...)
@@ -236,7 +236,7 @@ end
 local function keyval_store_get()
 	local stmt, err = getsql("SELECT * FROM `prosody` WHERE `host`=? AND `user`=? AND `store`=?");
 	if not stmt then return rollback(nil, err); end
-	
+
 	local haveany;
 	local result = {};
 	for row in stmt:rows(true) do
@@ -256,7 +256,7 @@ end
 local function keyval_store_set(data)
 	local affected, err = setsql("DELETE FROM `prosody` WHERE `host`=? AND `user`=? AND `store`=?");
 	if not affected then return rollback(affected, err); end
-	
+
 	if data and next(data) ~= nil then
 		local extradata = {};
 		for key, value in pairs(data) do
@@ -314,7 +314,7 @@ end
 local function map_store_get(key)
 	local stmt, err = getsql("SELECT * FROM `prosody` WHERE `host`=? AND `user`=? AND `store`=? AND `key`=?", key or "");
 	if not stmt then return rollback(nil, err); end
-	
+
 	local haveany;
 	local result = {};
 	for row in stmt:rows(true) do
@@ -334,7 +334,7 @@ end
 local function map_store_set(key, data)
 	local affected, err = setsql("DELETE FROM `prosody` WHERE `host`=? AND `user`=? AND `store`=? AND `key`=?", key or "");
 	if not affected then return rollback(affected, err); end
-	
+
 	if data and next(data) ~= nil then
 		if type(key) == "string" and key ~= "" then
 			local t, value = serialize(data);
@@ -365,15 +365,15 @@ local list_store = {};
 list_store.__index = list_store;
 function list_store:scan(username, from, to, jid, typ)
 	user,store = username,self.store;
-	
+
 	local cols = {"from", "to", "jid", "typ"};
 	local vals = { from ,  to ,  jid ,  typ };
 	local stmt, err;
 	local query = "SELECT * FROM `prosodyarchive` WHERE `host`=? AND `user`=? AND `store`=?";
-	
+
 	query = query.." ORDER BY time";
 	--local stmt, err = getsql("SELECT * FROM `prosody` WHERE `host`=? AND `user`=? AND `store`=? AND `key`=?", key or "");
-	
+
 	return nil, "not-implemented"
 end
 
diff --git a/plugins/mod_storage_sql2.lua b/plugins/mod_storage_sql2.lua
index 8ce5a722..3c5f9d20 100644
--- a/plugins/mod_storage_sql2.lua
+++ b/plugins/mod_storage_sql2.lua
@@ -137,16 +137,16 @@ end
 
 do -- process options to get a db connection
 	params = params or { driver = "SQLite3" };
-	
+
 	if params.driver == "SQLite3" then
 		params.database = resolve_relative_path(prosody.paths.data or ".", params.database or "prosody.sqlite");
 	end
-	
+
 	assert(params.driver and params.database, "Both the SQL driver and the database need to be specified");
 
 	--local dburi = db2uri(params);
 	engine = mod_sql:create_engine(params);
-	
+
 	-- Encoding mess
 	set_encoding();
 
@@ -204,7 +204,7 @@ local function keyval_store_get()
 end
 local function keyval_store_set(data)
 	engine:delete("DELETE FROM `prosody` WHERE `host`=? AND `user`=? AND `store`=?", host, user or "", store);
-	
+
 	if data and next(data) ~= nil then
 		local extradata = {};
 		for key, value in pairs(data) do
diff --git a/plugins/mod_time.lua b/plugins/mod_time.lua
index cb69ebe7..ae7da916 100644
--- a/plugins/mod_time.lua
+++ b/plugins/mod_time.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
diff --git a/plugins/mod_tls.lua b/plugins/mod_tls.lua
index 1af8dbe9..bab2202e 100644
--- a/plugins/mod_tls.lua
+++ b/plugins/mod_tls.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
diff --git a/plugins/mod_uptime.lua b/plugins/mod_uptime.lua
index 3f275b2f..2e369b16 100644
--- a/plugins/mod_uptime.lua
+++ b/plugins/mod_uptime.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
diff --git a/plugins/mod_vcard.lua b/plugins/mod_vcard.lua
index 26b30e3a..72f92ef7 100644
--- a/plugins/mod_vcard.lua
+++ b/plugins/mod_vcard.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
diff --git a/plugins/mod_version.lua b/plugins/mod_version.lua
index d35103b6..be244beb 100644
--- a/plugins/mod_version.lua
+++ b/plugins/mod_version.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
diff --git a/plugins/mod_watchregistrations.lua b/plugins/mod_watchregistrations.lua
index abca90bd..b7be5daf 100644
--- a/plugins/mod_watchregistrations.lua
+++ b/plugins/mod_watchregistrations.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
diff --git a/plugins/mod_welcome.lua b/plugins/mod_welcome.lua
index e498f0b3..9c0c821b 100644
--- a/plugins/mod_welcome.lua
+++ b/plugins/mod_welcome.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
diff --git a/plugins/muc/mod_muc.lua b/plugins/muc/mod_muc.lua
index a9480465..6b4c7006 100644
--- a/plugins/muc/mod_muc.lua
+++ b/plugins/muc/mod_muc.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -16,7 +16,7 @@ local muc_name = module:get_option("name");
 if type(muc_name) ~= "string" then muc_name = "Prosody Chatrooms"; end
 local restrict_room_creation = module:get_option("restrict_room_creation");
 if restrict_room_creation then
-	if restrict_room_creation == true then 
+	if restrict_room_creation == true then
 		restrict_room_creation = "admin";
 	elseif restrict_room_creation ~= "admin" and restrict_room_creation ~= "local" then
 		restrict_room_creation = nil;
diff --git a/plugins/muc/muc.lib.lua b/plugins/muc/muc.lib.lua
index 483b0812..8800640f 100644
--- a/plugins/muc/muc.lib.lua
+++ b/plugins/muc/muc.lib.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -147,10 +147,10 @@ function room_mt:send_history(to, stanza)
 	if history then
 		local x_tag = stanza and stanza:get_child("x", "http://jabber.org/protocol/muc");
 		local history_tag = x_tag and x_tag:get_child("history", "http://jabber.org/protocol/muc");
-		
+
 		local maxchars = history_tag and tonumber(history_tag.attr.maxchars);
 		if maxchars then maxchars = math.floor(maxchars); end
-		
+
 		local maxstanzas = math.floor(history_tag and tonumber(history_tag.attr.maxstanzas) or #history);
 		if not history_tag then maxstanzas = 20; end
 
@@ -163,7 +163,7 @@ function room_mt:send_history(to, stanza)
 
 		local n = 0;
 		local charcount = 0;
-		
+
 		for i=#history,1,-1 do
 			local entry = history[i];
 			if maxchars then
@@ -351,7 +351,7 @@ local function construct_stanza_id(room, stanza)
 	local from_nick = room._jid_nick[from_jid];
 	local occupant = room._occupants[to_nick];
 	local to_jid = occupant.jid;
-	
+
 	return from_nick, to_jid, base64.encode(to_jid.."\0"..stanza.attr.id.."\0"..md5(from_jid));
 end
 local function deconstruct_stanza_id(room, stanza)