diff --git a/README.md b/README.md
index 3326f27..286f631 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,15 @@ Use my patched version at https://github.com/stv0g/yowsup
 #### Google Atom and GData Python wrappers
 required for Google contacts import
 
+#### MySQLdb
+required
+
+#### Google protobuf
+required
+
+#### date.util
+required
+
 ## Contribute
 
 Pull requests, bug reports etc. are welcome.
diff --git a/Spectrum2/backend.py b/Spectrum2/backend.py
index 3bef24f..a027adc 100644
--- a/Spectrum2/backend.py
+++ b/Spectrum2/backend.py
@@ -204,7 +204,7 @@ class SpectrumBackend:
 
 	def handleFTData(self, ftID, data):
 		d = protocol_pb2.FileTransferData()
-		d.ftid = ftID
+		d.ftID = ftID
 		d.data = data
 
 		message = WRAP(d.SerializeToString(), protocol_pb2.WrapperMessage.TYPE_FT_DATA);
diff --git a/Spectrum2/iochannel.py b/Spectrum2/iochannel.py
index 0b5ffad..858fc2a 100644
--- a/Spectrum2/iochannel.py
+++ b/Spectrum2/iochannel.py
@@ -1,13 +1,17 @@
 import asyncore, socket
+import logging
+import sys
 
 class IOChannel(asyncore.dispatcher):
-	def __init__(self, host, port, callback):
+	def __init__(self, host, port, callback, closeCallback):
 		asyncore.dispatcher.__init__(self)
 
 		self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
 		self.connect((host, port))
+		self.logger = logging.getLogger(self.__class__.__name__)
 
 		self.callback = callback
+		self.closeCallback = closeCallback
 		self.buffer = ""
 
 	def sendData(self, data):
@@ -27,6 +31,11 @@ class IOChannel(asyncore.dispatcher):
 		sent = self.send(self.buffer)
 		self.buffer = self.buffer[sent:]
 
+	def handle_close(self):
+		self.logger.info('Connection to backend closed, terminating.')
+		self.close()
+		self.closeCallback()
+
 	def writable(self):
 		return (len(self.buffer) > 0)
 
diff --git a/bot.py b/bot.py
index 5ef61e5..8712d91 100644
--- a/bot.py
+++ b/bot.py
@@ -31,7 +31,7 @@ import os
 import utils
 
 from constants import *
-from googleclient import GoogleClient
+#from googleclient import GoogleClient
 
 from Yowsup.Contacts.contacts import WAContactsSyncRequest
 
@@ -40,10 +40,10 @@ class Bot():
 		self.session = session
 		self.name = name
 
-		self.google = GoogleClient()
+	#   self.google = GoogleClient()
 
 		self.commands = {
-			"import": self._import,
+#			"import": self._import,
 			"help": self._help,
 			"prune": self._prune,
 			"welcome": self._welcome,
@@ -79,40 +79,40 @@ class Bot():
 	def send(self, message):
 		self.session.backend.handleMessage(self.session.user, self.name, message)
 
-	def __do_import(self, token):
-		# Google
-		google = self.google.getContacts(token)
-		self.send("%d buddies imported from google" % len(google))
-
-		result = { }
-		for number, name in google.iteritems():
-			number = re.sub("[^0-9]", "", number)
-			number = number if number[0] == "0"  else "+" + number
-
-			result[number] = { 'nick': name, 'state': 0 }
-
-		# WhatsApp
-		user = self.session.legacyName
-		password = self.session.password
-		sync = WAContactsSyncRequest(user, password, result.keys())
-		whatsapp = sync.send()['c']
-
-		for w in whatsapp:
-			result[w['p']]['state'] = w['w']
-			result[w['p']]['number'] = w['n']
-
-		self.send("%d buddies are using whatsapp" % len(filter(lambda w: w['w'], whatsapp)))
-
-		for r in result.values():
-			if r['nick']:
-				self.session.buddies.add(
-					number = r['number'],
-					nick = r['nick'],
-					groups = [u'Google'],
-					state = r['state']
-				)
-
-		self.send("%d buddies imported" % len(whatsapp))
+#	def __do_import(self, token):
+#		# Google
+#		google = self.google.getContacts(token)
+#		self.send("%d buddies imported from google" % len(google))
+#
+#		result = { }
+#		for number, name in google.iteritems():
+#			number = re.sub("[^0-9]", "", number)
+#			number = number if number[0] == "0"  else "+" + number
+#
+#			result[number] = { 'nick': name, 'state': 0 }
+#
+#		# WhatsApp
+#		user = self.session.legacyName
+#		password = self.session.password
+#		sync = WAContactsSyncRequest(user, password, result.keys())
+#		whatsapp = sync.send()['c']
+#
+#		for w in whatsapp:
+#			result[w['p']]['state'] = w['w']
+#			result[w['p']]['number'] = w['n']
+#
+#		self.send("%d buddies are using whatsapp" % len(filter(lambda w: w['w'], whatsapp)))
+#
+#		for r in result.values():
+#			if r['nick']:
+#				self.session.buddies.add(
+#					number = r['number'],
+#					nick = r['nick'],
+#					groups = [u'Google'],
+#					state = r['state']
+#				)
+#
+#		self.send("%d buddies imported" % len(whatsapp))
 
 	def __get_token(self, filename, timeout = 30):
 		file = open(filename, 'r')
@@ -135,24 +135,24 @@ class Bot():
 		file.close()
 
 	# commands
-	def _import(self, token = None):
-		if not token:
-			token_url = self.google.getTokenUrl("http://whatsapp.0l.de/auth.py")
-			auth_url = "http://whatsapp.0l.de/auth.py?number=%s&auth_url=%s" % (self.session.legacyName, urllib.quote(token_url))
-			short_url = utils.shorten(auth_url)
-			self.send("please visit this url to auth: %s" % short_url)
-
-			self.send("waiting for authorization...")
-			token = self.__get_token(TOKEN_FILE)
-			if token:
-				self.send("got token: %s" % token)
-				self.__do_import(token)
-				self.session.updateRoster()
-			else:
-				self.send("timeout! please use \"\\import [token]\"")
-		else:
-			self.__do_import(token)
-			self.session.updateRoster()
+#	def _import(self, token = None):
+#		if not token:
+#			token_url = self.google.getTokenUrl("http://whatsapp.0l.de/auth.py")
+#			auth_url = "http://whatsapp.0l.de/auth.py?number=%s&auth_url=%s" % (self.session.legacyName, urllib.quote(token_url))
+#			short_url = utils.shorten(auth_url)
+#			self.send("please visit this url to auth: %s" % short_url)
+#
+#			self.send("waiting for authorization...")
+#			token = self.__get_token(TOKEN_FILE)
+#			if token:
+#				self.send("got token: %s" % token)
+#				self.__do_import(token)
+#				self.session.updateRoster()
+#			else:
+#				self.send("timeout! please use \"\\import [token]\"")
+#		else:
+#			self.__do_import(token)
+#			self.session.updateRoster()
 
 	def _sync(self):
 		user = self.session.legacyName
diff --git a/buddy.py b/buddy.py
index 8338c11..1ab9944 100644
--- a/buddy.py
+++ b/buddy.py
@@ -48,7 +48,7 @@ class Number():
 
 
 class Buddy():
-	def __init__(self, owner, number, nick, groups, id, db):
+	def __init__(self, owner, number, nick, groups, image_hash, id, db):
 		self.id = id
 		self.db = db
 
@@ -56,14 +56,16 @@ class Buddy():
 		self.owner = owner
 		self.number = number
 		self.groups = groups
+		self.image_hash = image_hash
 
-	def update(self, nick, groups):
+	def update(self, nick, groups, image_hash):
 		self.nick = nick
 		self.groups = groups
+		self.image_hash = image_hash
 
 		groups = u",".join(groups).encode("latin-1")
 		cur = self.db.cursor()
-		cur.execute("UPDATE buddies SET nick = %s, groups = %s WHERE owner_id = %s AND buddy_id = %s", (self.nick, groups, self.owner.id, self.number.id))
+		cur.execute("UPDATE buddies SET nick = %s, groups = %s, image_hash = %s WHERE owner_id = %s AND buddy_id = %s", (self.nick, groups, image_hash, self.owner.id, self.number.id))
 		self.db.commit()
 
 	def delete(self):
@@ -73,13 +75,13 @@ class Buddy():
 		self.id = None
 
 	@staticmethod
-	def create(owner, number, nick, groups, db):
+	def create(owner, number, nick, groups, image_hash, db):
 		groups = u",".join(groups).encode("latin-1")
 		cur = db.cursor()
-		cur.execute("REPLACE buddies (owner_id, buddy_id, nick, groups) VALUES (%s, %s, %s, %s)", (owner.id, number.id, nick, groups))
+		cur.execute("REPLACE buddies (owner_id, buddy_id, nick, groups, image_hash) VALUES (%s, %s, %s, %s, %s)", (owner.id, number.id, nick, groups, image_hash))
 		db.commit()
 
-		return Buddy(owner, number, nick, groups, cur.lastrowid, db)
+		return Buddy(owner, number, nick, groups, image_hash, cur.lastrowid, db)
 
 	def __str__(self):
 		return "%s (nick=%s, id=%s)" % (self.number, self.nick, self.id)
@@ -99,7 +101,8 @@ class BuddyList(dict):
 					n.number AS number,
 					b.nick AS nick,
 					b.groups AS groups,
-					n.state AS state
+					n.state AS state,
+					b.image_hash AS image_hash
 				FROM buddies AS b
 				LEFT JOIN numbers AS n
 					ON b.buddy_id = n.id
@@ -109,26 +112,28 @@ class BuddyList(dict):
 				ORDER BY b.owner_id DESC""", self.owner.id)
 
 		for i in range(cur.rowcount):
-			id, number, nick, groups, state = cur.fetchone()
-			self[number] = Buddy(self.owner, Number(number, state, self.db), nick.decode('latin1'), groups.split(","), id, self.db)
+			id, number, nick, groups, state, image_hash = cur.fetchone()
+			self[number] = Buddy(self.owner, Number(number, state, self.db), nick.decode('latin1'), groups.split(","), image_hash, id, self.db)
 
-	def update(self, number, nick, groups):
+	def update(self, number, nick, groups, image_hash):
 		if number in self:
 			buddy = self[number]
-			buddy.update(nick, groups)
+			buddy.update(nick, groups, image_hash)
 		else:
-			buddy = self.add(number, nick, groups, 1)
+			buddy = self.add(number, nick, groups, 1, image_hash)
 
 		return buddy
 
-	def add(self, number, nick, groups = [], state = 0):
-		return Buddy.create(self.owner, Number(number, state, self.db), nick, groups, self.db)
+	def add(self, number, nick, groups = [], state = 0, image_hash = ""):
+		return Buddy.create(self.owner, Number(number, state, self.db), nick, groups, image_hash, self.db)
 
 	def remove(self, number):
-		buddy = self[number]
-		buddy.delete()
-
-		return buddy
+		try:
+			buddy = self[number]
+			buddy.delete()
+			return buddy
+		except KeyError:
+			return None
 
 	def prune(self):
 		cur = self.db.cursor()
diff --git a/conf/schema.sql b/conf/schema.sql
index 32441ca..f6fb0e7 100644
--- a/conf/schema.sql
+++ b/conf/schema.sql
@@ -13,6 +13,7 @@ CREATE TABLE IF NOT EXISTS `buddies` (
   `buddy_id` int(11) NOT NULL,
   `nick` varchar(255) NOT NULL,
   `groups` varchar(255) NOT NULL,
+  `image_hash` varchar(40),
   PRIMARY KEY (`id`)
 ) ENGINE=InnoDB  DEFAULT CHARSET=latin1;
 
diff --git a/googleclient.py b/googleclient.py
index 1454ce3..899bbd0 100644
--- a/googleclient.py
+++ b/googleclient.py
@@ -37,12 +37,12 @@ class GoogleClient():
 
 	def __init__(self):
 		self.client = gdata.contacts.client.ContactsClient()
-		self.token = gdata.gauth.OAuth2Token(
-			client_id = GOOGLE_CLIENT_ID,
-			client_secret = GOOGLE_CLIENT_SECRET,
-			scope = 'https://www.google.com/m8/feeds/contacts',
-			user_agent = 'whatTrans'
-		)
+	#	self.token = gdata.gauth.OAuth2Token(
+	#		client_id = GOOGLE_CLIENT_ID,
+	#		client_secret = GOOGLE_CLIENT_SECRET,
+	#		scope = 'https://www.google.com/m8/feeds/contacts',
+	#		user_agent = 'whatTrans'
+	#	)
 
 	def getTokenUrl(self, uri = 'urn:ietf:wg:oauth:2.0:oob'):
 		return self.token.generate_authorize_url(redirect_uri=uri)
diff --git a/session.py b/session.py
index e1d8e61..b86fa97 100644
--- a/session.py
+++ b/session.py
@@ -27,7 +27,6 @@ import logging
 import urllib
 import time
 
-from Yowsup.connectionmanager import YowsupConnectionManager
 from Spectrum2 import protocol_pb2
 
 from buddy import BuddyList
@@ -35,10 +34,12 @@ from threading import Timer
 from group import Group
 from bot import Bot
 from constants import *
+from yowsupwrapper import YowsupApp
 
-class Session:
+class Session(YowsupApp):
 
 	def __init__(self, backend, user, legacyName, extra, db):
+		super(Session, self).__init__()
 		self.logger = logging.getLogger(self.__class__.__name__)
 		self.logger.info("Created: %s", legacyName)
 
@@ -46,6 +47,8 @@ class Session:
 		self.backend = backend
 		self.user = user
 		self.legacyName = legacyName
+		self.buddies = BuddyList(self.legacyName, self.db)
+		self.bot = Bot(self)
 
 		self.status = protocol_pb2.STATUS_NONE
 		self.statusMessage = ''
@@ -58,76 +61,273 @@ class Session:
 		self.timer = None
 		self.password = None
 		self.initialized = False
-
-		self.buddies = BuddyList(legacyName, db)
-		self.frontend = YowsupConnectionManager()
+		self.loggedin = False
 
 		self.bot = Bot(self)
 
-		# Events
-		self.listen("auth_success", self.onAuthSuccess)
-		self.listen("auth_fail", self.onAuthFailed)
-		self.listen("disconnected", self.onDisconnected)
-
-		self.listen("contact_typing", self.onContactTyping)
-		self.listen("contact_paused", self.onContactPaused)
-
-		self.listen("presence_updated", self.onPrecenceUpdated)
-		self.listen("presence_available", self.onPrecenceAvailable)
-		self.listen("presence_unavailable", self.onPrecenceUnavailable)
-
-		self.listen("message_received", self.onMessageReceived)
-		self.listen("image_received", self.onMediaReceived)
-		self.listen("video_received", self.onMediaReceived)
-		self.listen("audio_received", self.onMediaReceived)
-		self.listen("location_received", self.onLocationReceived)
-		self.listen("vcard_received", self.onVcardReceived)
-
-		self.listen("group_messageReceived", self.onGroupMessageReceived)
-		self.listen("group_gotInfo", self.onGroupGotInfo)
-		self.listen("group_gotParticipants", self.onGroupGotParticipants)
-		self.listen("group_subjectReceived", self.onGroupSubjectReceived)
-
-		self.listen("notification_groupParticipantAdded", self.onGroupParticipantAdded)
-		self.listen("notification_groupParticipantRemoved", self.onGroupParticipantRemoved)
-		self.listen("notification_contactProfilePictureUpdated", self.onContactProfilePictureUpdated)
-		self.listen("notification_groupPictureUpdated", self.onGroupPictureUpdated)
-
 	def __del__(self): # handleLogoutRequest
 		self.logout()
 
-	def call(self, method, args = ()):
-		args = [str(s) for s in args]
-		self.logger.debug("%s(%s)", method, ", ".join(args))
-		self.frontend.methodInterface.call(method, args)
-
-	def listen(self, event, callback):
-		self.frontend.signalInterface.registerListener(event, callback)
+	def call(self, method, **kwargs):
+		self.logger.debug("%s(%s)", method,
+				", ".join(str(k) + ': ' + str(v) for k, v in kwargs.items()))
+		##self.stack.broadcastEvent(YowLayerEvent(method, **kwargs))
 
 	def logout(self):
-		self.call("disconnect", ("logout",))
+		self.loggedin = False
+		super(Session, self).logout()
 
 	def login(self, password):
-		self.password = utils.decodePassword(password)
-		self.call("auth_login", (self.legacyName, self.password))
+		self.loggedin = True
+		self.password = password
+		super(Session, self).login(self.legacyName, self.password)
 
 	def updateRoomList(self):
 		rooms = []
 		for room, group in self.groups.iteritems():
 			rooms.append([room, group.subject])
-
+		self.logger.debug("Got rooms: %s", rooms)
 		self.backend.handleRoomList(rooms)
 
+	def updateRoster(self):
+		self.logger.debug("Update roster")
+
+		old = self.buddies.keys()
+		self.buddies.load()
+		new = self.buddies.keys()
+
+		add = set(new) - set(old)
+		remove = set(old) - set(new)
+
+		self.logger.debug("Roster remove: %s", str(list(remove)))
+		self.logger.debug("Roster add: %s", str(list(add)))
+
+		for number in remove:
+			self.backend.handleBuddyChanged(self.user, number, "", [], protocol_pb2.STATUS_NONE)
+			self.backend.handleBuddyRemoved(self.user, number)
+			self.unsubscribePresence(number)
+
+		for number in add:
+			buddy = self.buddies[number]
+			self.subscribePresence(number)
+			self.backend.handleBuddyChanged(self.user, number, buddy.nick, buddy.groups, protocol_pb2.STATUS_NONE, iconHash = buddy.image_hash if buddy.image_hash is not None else "")
+			#self.requestLastSeen(number, self._lastSeen)
+		self.logger.debug('Requesting groups list')
+		self.requestGroupsList(self._updateGroups)
+	
+	def _updateGroups(self, response, request):
+		self.logger.debug('Received groups list %s', response)
+		# This XMPP client is not receiving this for some reason. 
+		groups = response.getGroups()
+		for group in groups:
+			room = group.getId()
+			owner = group.getOwner()
+			subjectOwner = group.getSubjectOwner()
+			subject = group.getSubject()
+
+			if room in self.groups:
+				oroom = self.groups[room]
+				oroom.owner = owner
+				oroom.subjectOwner = subjectOwner
+				oroom.subject = subject
+			else:
+				self.groups[room] = Group(room, owner, subject, subjectOwner)
+			# A crude implemtation of groups that act like buddies
+
+			self.backend.handleBuddyChanged(self.user, room, subject, [], protocol_pb2.STATUS_NONE)
+		# This XMPP client is not receiving this for some reason. 
+#		self.updateRoomList()
+#		for group in groups:
+#			room = group.getId()
+#			subjectOwner = group.getSubjectOwner()
+#			subject = group.getSubject()
+#			self.backend.handleSubject(self.user, room, subject, subjectOwner)
+#			for participant in group.getParticipants():
+#				buddy = participant.split('@')[0]
+#				self.logger.debug("Added %s to room %s", buddy, room)
+#				self.backend.handleParticipantChanged(self.user, buddy, room,
+#					protocol_pb2.PARTICIPANT_FLAG_NONE, protocol_pb2.STATUS_ONLINE)
+
+
+
+	def _lastSeen(self, number, seconds):
+		self.logger.debug("Last seen %s at %s seconds" % (number, str(seconds)))
+		if seconds < 60:
+			self.onPresenceAvailable(number)
+		else:
+			self.onPresenceUnavailable(number)
+
+	# Called by superclass
+	def onAuthSuccess(self, status, kind, creation,
+			expiration, props, nonce, t):
+		self.logger.info("Auth success: %s", self.user)
+
+		self.backend.handleConnected(self.user)
+		self.backend.handleBuddyChanged(self.user, "bot", self.bot.name, ["Admin"], protocol_pb2.STATUS_ONLINE)
+		self.initialized = True
+		self.sendPresence(True)
+
+		self.updateRoster()
+
+	# Called by superclass
+	def onAuthFailed(self, reason):
+		self.logger.info("Auth failed: %s (%s)", self.user, reason)
+		self.backend.handleDisconnected(self.user, 0, reason)
+		self.password = None
+	
+	# Called by superclass
+	def onDisconnect(self):
+		self.logger.debug('Disconnected')
+		self.backend.handleDisconnected(self.user, 0, 'Disconnected for unknown reasons')
+		self.loggedin = False
+
+	# Called by superclass
+	def onReceipt(self, _id, _from, timestamp, type, participant, offline, items):
+		self.logger.debug("received receipt, sending ack: " +
+				' '.join(map(str, [_id, _from, timestamp,
+					type, participant, offline, items]))
+		)
+		buddy = self.buddies[_from.split('@')[0]]
+		self.backend.handleBuddyChanged(self.user, buddy.number.number,
+				buddy.nick, buddy.groups, protocol_pb2.STATUS_ONLINE)
+
+	# Called by superclass
+	def onAck(self, _id, _class, _from, timestamp):
+		self.logger.debug('received ack ' + 
+				' '.join(map(str, [_id, _class, _from,timestamp,]))
+		)
+
+	# Called by superclass
+	def onTextMessage(self, _id, _from, to, notify, timestamp, participant, offline, retry, body):
+		self.logger.debug('received TextMessage' + 
+			' '.join(map(str, [
+				_id, _from, to, notify, timestamp,
+				participant, offline, retry, body
+			]))
+		)
+		buddy = _from.split('@')[0]
+		messageContent = utils.softToUni(body)
+		self.sendReceipt(_id,  _from, None, participant)
+		self.logger.info("Message received from %s to %s: %s (at ts=%s)",
+				buddy, self.legacyName, messageContent, timestamp)
+		if participant is not None:
+			partname = participant.split('@')[0]
+			message = partname + ': ' + messageContent
+			self.sendMessageToXMPP(buddy, message, timestamp)
+		else:
+			self.sendMessageToXMPP(buddy, messageContent, timestamp)
+		# isBroadcast always returns false, I'm not sure how to get a broadcast
+		# message.
+		#if messageEntity.isBroadcast():
+		#	self.logger.info("Broadcast received from %s to %s: %s (at ts=%s)",\
+		#			buddy, self.legacyName, messageContent, timestamp)
+		#	messageContent = "[Broadcast] " + messageContent
+
+	# Called by superclass
+	def onImage(self, image):
+		self.logger.debug('Received image message %s', str(image))
+		buddy = image._from.split('@')[0]
+		message = image.url + ' ' + image.caption
+		self.sendMessageToXMPP(buddy, message, image.timestamp)
+		self.sendReceipt(image._id,  image._from, None, image.participant)
+
+	# Called by superclass
+	def onAudio(self, audio):
+		self.logger.debug('Received audio message %s', str(audio))
+		buddy = audio._from.split('@')[0]
+		message = audio.url
+		self.sendMessageToXMPP(buddy, message, audio.timestamp)
+		self.sendReceipt(audio._id,  audio._from, None, audio.participant)
+
+	# Called by superclass
+	def onVideo(self, video):
+		self.logger.debug('Received video message %s', str(video))
+		buddy = video._from.split('@')[0]
+		message = video.url
+		self.sendMessageToXMPP(buddy, message, video.timestamp)
+		self.sendReceipt(video._id,  video._from, None, video.participant)
+
+	# Called by superclass
+	def onVCard(self, _id, _from, name, card_data, to, notify, timestamp, participant):
+		self.logger.debug('received VCard' + 
+			' '.join(map(str, [
+				_id, _from, name, card_data, to, notify, timestamp, participant
+			]))
+		)
+		buddy = _from.split("@")[0]
+		self.sendMessageToXMPP(buddy, "Received VCard (not implemented yet)")
+		self.sendMessageToXMPP(buddy, card_data)
+		self.transferFile(buddy, str(name), card_data)
+		self.sendReceipt(_id, _from, None, participant)
+	
+	def transferFile(self, buddy, name, data):
+		# Not working
+		self.logger.debug('transfering file %s', name)
+		self.backend.handleFTStart(self.user, buddy, name, len(data))
+		self.backend.handleFTData(0, data)
+		self.backend.handleFTFinish(self.user, buddy, name, len(data), 0)
+
+	# Called by superclass
+	def onContactTyping(self, buddy):
+		self.logger.info("Started typing: %s", buddy)
+		self.sendPresence(True)
+		self.backend.handleBuddyTyping(self.user, buddy)
+
+		if self.timer != None:
+			self.timer.cancel()
+
+	# Called by superclass
+	def onContactPaused(self, buddy):
+		self.logger.info("Paused typing: %s", buddy)
+		self.backend.handleBuddyTyped(self.user, buddy)
+		self.timer = Timer(3, self.backend.handleBuddyStoppedTyping, (self.user, buddy)).start()
+	def onPresenceReceived(self, _type, name, jid, lastseen):
+		self.logger.info("Presence received: %s %s %s %s", _type, name, jid, lastseen)
+		buddy = jid.split("@")[0]
+#		seems to be causing an error
+#		self.logger.info("Lastseen: %s %s", buddy, utils.ago(lastseen))
+
+		if buddy in self.presenceRequested:
+			timestamp = time.localtime(time.time() - lastseen)
+			timestring = time.strftime("%a, %d %b %Y %H:%M:%S", timestamp)
+			self.sendMessageToXMPP(buddy, "%s (%s)" % (timestring, utils.ago(lastseen)))
+			self.presenceRequested.remove(buddy)
+
+		if lastseen < 60:
+			self.onPresenceAvailable(buddy)
+		else:
+			self.onPresenceUnavailable(buddy)
+
+	def onPresenceAvailable(self, buddy):
+		try:
+			buddy = self.buddies[buddy]
+			self.logger.info("Is available: %s", buddy)
+			self.backend.handleBuddyChanged(self.user, buddy.number.number, buddy.nick, buddy.groups, protocol_pb2.STATUS_ONLINE)
+		except KeyError:
+			self.logger.error("Buddy not found: %s", buddy)
+
+	def onPresenceUnavailable(self, buddy):
+		try:
+			buddy = self.buddies[buddy]
+			self.logger.info("Is unavailable: %s", buddy)
+			self.backend.handleBuddyChanged(self.user, buddy.number.number, buddy.nick, buddy.groups, protocol_pb2.STATUS_XA)
+		except KeyError:
+			self.logger.error("Buddy not found: %s", buddy)
+
 	# spectrum RequestMethods
 	def sendTypingStarted(self, buddy):
 		if buddy != "bot":
 			self.logger.info("Started typing: %s to %s", self.legacyName, buddy)
-			self.call("typing_send", (buddy + "@s.whatsapp.net",))
+			self.sendTyping(buddy, True)
+		# If he is typing he is present
+		# I really don't know where else to put this.
+		# Ideally, this should be sent if the user is looking at his client
+		self.sendPresence(True)
 
 	def sendTypingStopped(self, buddy):
 		if buddy != "bot":
 			self.logger.info("Stopped typing: %s to %s", self.legacyName, buddy)
-			self.call("typing_paused", (buddy + "@s.whatsapp.net",))
+			self.sendTyping(buddy, False)
 
 	def sendMessageToWA(self, sender, message):
 		self.logger.info("Message sent from %s to %s: %s", self.legacyName, sender, message)
@@ -138,31 +338,34 @@ class Session:
 		elif "-" in sender: # group msg
 			if "/" in sender:
 				room, buddy = sender.split("/")
-				self.call("message_send", (buddy + "@s.whatsapp.net", message))
+				self.sendTextMessage(buddy + '@s.whatsapp.net', message)
 			else:
 				room = sender
-				group = self.groups[room]
+#				group = self.groups[room]
+
+#				self.backend.handleMessage(self.user, room, message, group.nick)
+				self.sendTextMessage(room + '@g.us', message)
 
-				self.backend.handleMessage(self.user, room, message, group.nick)
-				self.call("message_send", (room + "@g.us", message))
 		else: # private msg
 			buddy = sender
-			if message == "\\lastseen":
-				self.presenceRequested.append(buddy)
-				self.call("presence_request", (buddy + "@s.whatsapp.net",))
-			else:
-				self.call("message_send", (buddy + "@s.whatsapp.net", message))
+#			if message == "\\lastseen":
+#				self.call("presence_request", buddy = (buddy + "@s.whatsapp.net",))
+#			else:
+			self.sendTextMessage(sender + '@s.whatsapp.net', message)
 
-	def sendMessageToXMPP(self, buddy, messageContent, timestamp = ""):
+	def sendMessageToXMPP(self, buddy, messageContent, timestamp = "", nickname = ""):
 		if timestamp:
 			timestamp = time.strftime("%Y%m%dT%H%M%S", time.gmtime(timestamp))
 
 		if self.initialized == False:
-			self.logger.debug("Message queued from %s to %s: %s", buddy, self.legacyName, messageContent)
+			self.logger.debug("Message queued from %s to %s: %s",
+					buddy, self.legacyName, messageContent)
 			self.offlineQueue.append((buddy, messageContent, timestamp))
 		else:
-			self.logger.debug("Message sent from %s to %s: %s", buddy, self.legacyName, messageContent)
-			self.backend.handleMessage(self.user, buddy, messageContent, "", "", timestamp)
+			self.logger.debug("Message sent from %s to %s: %s", buddy,
+					self.legacyName, messageContent)
+			self.backend.handleMessage(self.user, buddy, messageContent, "",
+					"", timestamp)
 
 	def sendGroupMessageToXMPP(self, room, buddy, messageContent, timestamp = ""):
 		if timestamp:
@@ -185,14 +388,14 @@ class Session:
 			self.status = status
 
 			if status == protocol_pb2.STATUS_ONLINE or status == protocol_pb2.STATUS_FFC:
-				self.call("presence_sendAvailable")
+				self.sendPresence(True)
 			else:
-				self.call("presence_sendUnavailable")
+				self.sendPresence(False)
 
 	def changeStatusMessage(self, statusMessage):
 		if (statusMessage != self.statusMessage) or (self.initialized == False):
 			self.statusMessage = statusMessage
-			self.call("profile_setStatus", (statusMessage.encode("utf-8"),))
+			self.setStatus(statusMessage.encode('utf-8'))
 			self.logger.info("Status message changed: %s", statusMessage)
 
 			if self.initialized == False:
@@ -207,9 +410,9 @@ class Session:
 			self.backend.handleMessage(self.user, msg[0], msg[1], "", "", msg[2])
 
 	# also for adding a new buddy
-	def updateBuddy(self, buddy, nick, groups):
+	def updateBuddy(self, buddy, nick, groups, image_hash =""):
 		if buddy != "bot":
-			self.buddies.update(buddy, nick, groups)
+			self.buddies.update(buddy, nick, groups, image_hash)
 			self.updateRoster()
 
 	def removeBuddy(self, buddy):
@@ -230,72 +433,22 @@ class Session:
 			self.backend.handleSubject(self.user, room, group.subject, group.subjectOwner)
 		else:
 			self.logger.warn("Room doesn't exist: %s", room)
+	
+	def requestVCard(self, buddy, ID):
 
-	def updateRoster(self):
-		self.logger.debug("Update roster")
+		def onSuccess(response, request):
+			self.logger.debug('Sending VCard (%s) with image id %s',
+					ID, response.pictureId)
+			image_hash = utils.sha1hash(response.pictureData)
+			self.logger.debug('Image hash is %s', image_hash)
+			self.backend.handleVCard(self.user, ID, buddy, "", "", response.pictureData)
+			obuddy = self.buddies[buddy]
+			self.updateBuddy(buddy, obuddy.nick, obuddy.groups, image_hash)
 
-		old = self.buddies.keys()
-		self.buddies.load()
-		new = self.buddies.keys()
-
-		add = set(new) - set(old)
-		remove = set(old) - set(new)
-
-		self.logger.debug("Roster remove: %s", str(list(remove)))
-		self.logger.debug("Roster add: %s", str(list(add)))
-
-		for number in remove:
-			self.backend.handleBuddyChanged(self.user, number, "", [], protocol_pb2.STATUS_NONE)
-			self.backend.handleBuddyRemoved(self.user, number)
-			self.call("presence_unsubscribe", (number + "@s.whatsapp.net",))
-
-		for number in add:
-			buddy = self.buddies[number]
-			self.backend.handleBuddyChanged(self.user, number, buddy.nick, buddy.groups, protocol_pb2.STATUS_NONE)
-			self.call("presence_request", (number + "@s.whatsapp.net",)) # includes presence_subscribe
-
-
-	# yowsup Signals
-	def onAuthSuccess(self, user):
-		self.logger.info("Auth success: %s", user)
-
-		self.backend.handleConnected(self.user)
-		self.backend.handleBuddyChanged(self.user, "bot", self.bot.name, ["Admin"], protocol_pb2.STATUS_ONLINE)
-
-		self.updateRoster()
-
-		self.call("ready")
-		self.call("group_getGroups", ("participating",))
-
-	def onAuthFailed(self, user, reason):
-		self.logger.info("Auth failed: %s (%s)", user, reason)
-		self.backend.handleDisconnected(self.user, 0, reason)
-		self.password = None
-
-	def onDisconnected(self, reason):
-		self.logger.info("Disconnected from whatsapp: %s (%s)", self.legacyName, reason)
-		self.backend.handleDisconnected(self.user, 0, reason)
-
-	def onMessageReceived(self, messageId, jid, messageContent, timestamp, receiptRequested, pushName, isBroadCast):
-		buddy = jid.split("@")[0]
-		messageContent = utils.softToUni(messageContent)
-
-		if isBroadCast:
-			self.logger.info("Broadcast received from %s to %s: %s (at ts=%s)", buddy, self.legacyName, messageContent, timestamp)
-			messageContent = "[Broadcast] " + messageContent
-		else:
-			self.logger.info("Message received from %s to %s: %s (at ts=%s)", buddy, self.legacyName, messageContent, timestamp)
-
-		self.sendMessageToXMPP(buddy, messageContent, timestamp)
-		if receiptRequested: self.call("message_ack", (jid, messageId))
-
-	def onMediaReceived(self, messageId, jid, preview, url, size,  receiptRequested, isBroadcast):
-		buddy = jid.split("@")[0]
-
-		self.logger.info("Media received from %s: %s", buddy, url)
-		self.sendMessageToXMPP(buddy, utils.shorten(url))
-		if receiptRequested: self.call("message_ack", (jid, messageId))
+		self.logger.debug('Requesting profile picture of %s', buddy)
+		self.requestProfilePicture(buddy, onSuccess = onSuccess)
 
+	# Not used
 	def onLocationReceived(self, messageId, jid, name, preview, latitude, longitude, receiptRequested, isBroadcast):
 		buddy = jid.split("@")[0]
 		self.logger.info("Location received from %s: %s, %s", buddy, latitude, longitude)
@@ -304,75 +457,6 @@ class Session:
 		self.sendMessageToXMPP(buddy, utils.shorten(url))
 		if receiptRequested: self.call("message_ack", (jid, messageId))
 
-	def onVcardReceived(self, messageId, jid, name, data, receiptRequested, isBroadcast): # TODO
-		buddy = jid.split("@")[0]
-		self.logger.info("VCard received from %s", buddy)
-		self.sendMessageToXMPP(buddy, "Received VCard (not implemented yet)")
-		if receiptRequested: self.call("message_ack", (jid, messageId))
-
-	def onContactTyping(self, jid):
-		buddy = jid.split("@")[0]
-		self.logger.info("Started typing: %s", buddy)
-		self.backend.handleBuddyTyping(self.user, buddy)
-
-		if self.timer != None:
-			self.timer.cancel()
-
-	def onContactPaused(self, jid):
-		buddy = jid.split("@")[0]
-		self.logger.info("Paused typing: %s", buddy)
-		self.backend.handleBuddyTyped(self.user, jid.split("@")[0])
-		self.timer = Timer(3, self.backend.handleBuddyStoppedTyping, (self.user, buddy)).start()
-
-	def onPrecenceUpdated(self, jid, lastseen):
-		buddy = jid.split("@")[0]
-		self.logger.info("Lastseen: %s %s", buddy, utils.ago(lastseen))
-
-		if buddy in self.presenceRequested:
-			timestamp = time.localtime(time.time() - lastseen)
-			timestring = time.strftime("%a, %d %b %Y %H:%M:%S", timestamp)
-			self.sendMessageToXMPP(buddy, "%s (%s)" % (timestring, utils.ago(lastseen)))
-			self.presenceRequested.remove(buddy)
-
-		if lastseen < 60:
-			self.onPrecenceAvailable(jid)
-		else:
-			self.onPrecenceUnavailable(jid)
-
-	def onPrecenceAvailable(self, jid):
-		buddy = jid.split("@")[0]
-
-		try:
-			buddy = self.buddies[buddy]
-			self.logger.info("Is available: %s", buddy)
-			self.backend.handleBuddyChanged(self.user, buddy.number.number, buddy.nick, buddy.groups, protocol_pb2.STATUS_ONLINE)
-		except KeyError:
-			self.logger.error("Buddy not found: %s", buddy)
-
-	def onPrecenceUnavailable(self, jid):
-		buddy = jid.split("@")[0]
-
-		try:
-			buddy = self.buddies[buddy]
-			self.logger.info("Is unavailable: %s", buddy)
-			self.backend.handleBuddyChanged(self.user, buddy.number.number, buddy.nick, buddy.groups, protocol_pb2.STATUS_XA)
-		except KeyError:
-			self.logger.error("Buddy not found: %s", buddy)
-
-	def onGroupGotInfo(self, gjid, owner, subject, subjectOwner, subjectTimestamp, creationTimestamp):
-		room = gjid.split("@")[0]
-		owner = owner.split("@")[0]
-		subjectOwner = subjectOwner.split("@")[0]
-
-		if room in self.groups:
-			room = self.groups[room]
-			room.owner = owner
-			room.subjectOwner = subjectOwner
-			room.subject = subject
-		else:
-			self.groups[room] = Group(room, owner, subject, subjectOwner)
-
-		self.updateRoomList()
 
 	def onGroupGotParticipants(self, gjid, jids):
 		room = gjid.split("@")[0]
@@ -412,15 +496,6 @@ class Session:
 		if receiptRequested: self.call("subject_ack", (gjid, messageId))
 
 	# Yowsup Notifications
-	def onGroupParticipantAdded(self, gjid, jid, author, timestamp, messageId, receiptRequested):
-		room = gjid.split("@")[0]
-		buddy = jid.split("@")[0]
-
-		loggin.info("Added % to room %s", buddy, room)
-
-		self.backend.handleParticipantChanged(self.user, buddy, room, protocol_pb2.PARTICIPANT_FLAG_NONE, protocol_pb2.STATUS_ONLINE)
-		if receiptRequested: self.call("notification_ack", (gjid, messageId))
-
 	def onGroupParticipantRemoved(self, gjid, jid, author, timestamp, messageId, receiptRequested):
 		room = gjid.split("@")[0]
 		buddy = jid.split("@")[0]
diff --git a/transwhat.py b/transwhat.py
index 9cda4d9..84abc31 100755
--- a/transwhat.py
+++ b/transwhat.py
@@ -25,12 +25,14 @@ __status__ = "Prototype"
 """
 
 import argparse
+import traceback
 import logging
 import asyncore
 import sys, os
 import MySQLdb
 import e4u
 import threading
+import Queue
 
 sys.path.insert(0, os.getcwd())
 
@@ -38,6 +40,8 @@ from Spectrum2.iochannel import IOChannel
 
 from whatsappbackend import WhatsAppBackend
 from constants import *
+from yowsup.common import YowConstants
+from yowsup.stacks import YowStack
 
 # Arguments
 parser = argparse.ArgumentParser()
@@ -46,11 +50,15 @@ parser.add_argument('--host', type=str, required=True)
 parser.add_argument('--port', type=int, required=True)
 parser.add_argument('--service.backend_id', metavar="ID", type=int, required=True)
 parser.add_argument('config', type=str)
+parser.add_argument('-j', type=str, required=True)
 
 args, unknown = parser.parse_known_args()
 
+YowConstants.PATH_STORAGE='/var/lib/spectrum2/' + args.j
+loggingfile = '/var/log/spectrum2/' + args.j + '/backends/backend.log'
 # Logging
 logging.basicConfig( \
+	filename=loggingfile,\
 	format = "%(asctime)-15s %(levelname)s %(name)s: %(message)s", \
 	level = logging.DEBUG if args.debug else logging.INFO \
 )
@@ -61,10 +69,31 @@ def handleTransportData(data):
 
 e4u.load()
 
+closed = False
+def connectionClosed():
+	global closed
+	closed = True
+
 # Main
 db = MySQLdb.connect(DB_HOST, DB_USER, DB_PASS, DB_TABLE)
-io = IOChannel(args.host, args.port, handleTransportData)
+io = IOChannel(args.host, args.port, handleTransportData, connectionClosed)
 
 plugin = WhatsAppBackend(io, db)
 
-asyncore.loop(1)
+while True:
+	try:
+		asyncore.loop(timeout=1.0, count=10, use_poll = True)
+		try:
+			callback = YowStack._YowStack__detachedQueue.get(False) #doesn't block
+			callback()
+		except Queue.Empty:
+			pass
+		else:
+			break
+		if closed:
+			break
+	except SystemExit:
+		break
+	except:
+		logger = logging.getLogger('transwhat')
+		logger.error(traceback.format_exc())
diff --git a/utils.py b/utils.py
index 71d6f38..c2e1ba6 100644
--- a/utils.py
+++ b/utils.py
@@ -26,6 +26,7 @@ import urllib
 import json
 import e4u
 import base64
+import hashlib
 
 def shorten(url):
 	url = urllib.urlopen("http://d.0l.de/add.json?type=URL&rdata=%s" % urllib.quote(url))
@@ -61,3 +62,6 @@ def softToUni(message):
 
 def decodePassword(password):
 	return base64.b64decode(bytes(password.encode("utf-8")))
+
+def sha1hash(data):
+    return hashlib.sha1(data).hexdigest()
diff --git a/whatsappbackend.py b/whatsappbackend.py
index 4aa0b17..b7b9827 100644
--- a/whatsappbackend.py
+++ b/whatsappbackend.py
@@ -36,6 +36,8 @@ class WhatsAppBackend(SpectrumBackend):
 		self.io = io
 		self.db = db
 		self.sessions = { }
+		# Used to prevent duplicate messages
+		self.lastMessage = {}
 
 		self.logger.debug("Backend started")
 
@@ -45,6 +47,9 @@ class WhatsAppBackend(SpectrumBackend):
 		if user not in self.sessions:
 			self.sessions[user] = Session(self, user, legacyName, extra, self.db)
 
+		if user not in self.lastMessage:
+			self.lastMessage[user] = {}
+
 		self.sessions[user].login(password)
 
 	def handleLogoutRequest(self, user, legacyName):
@@ -54,8 +59,18 @@ class WhatsAppBackend(SpectrumBackend):
 			del self.sessions[user]
 
 	def handleMessageSendRequest(self, user, buddy, message, xhtml = ""):
-		self.logger.debug("handleMessageSendRequest(user=%s, buddy=%s, message=%s)", user, buddy, message)
-		self.sessions[user].sendMessageToWA(buddy, message)
+		self.logger.debug("handleMessageSendRequest(user=%s, buddy=%s, message=%s, xhtml = %s)", user, buddy, message, xhtml)
+		# For some reason spectrum occasionally sends to identical messages to
+		# a buddy, one to the bare jid and one to /bot. This causes duplicate
+		# messages. Since it is unlikely a user wants to send the same message
+		# twice, we should just ignore the second message
+		#
+		# TODO Proper fix, this work around drops all duplicate messages even 
+		# intentional ones.
+		usersMessage = self.lastMessage[user]
+		if buddy not in usersMessage or usersMessage[buddy] != message:
+			self.sessions[user].sendMessageToWA(buddy, message)
+			usersMessage[buddy] = message
 
 	def handleJoinRoomRequest(self, user, room, nickname, pasword):
 		self.logger.debug("handleJoinRoomRequest(user=%s, room=%s, nickname=%s)", user, room, nickname)
@@ -86,6 +101,10 @@ class WhatsAppBackend(SpectrumBackend):
 		self.logger.debug("handleStoppedTypingRequest(user=%s, buddy=%s)", user, buddy)
 		self.sessions[user].sendTypingStopped(buddy)
 
+	def handleVCardRequest(self, user, buddy, ID):
+		self.logger.debug("handleVCardRequest(user=%s, buddy=%s, ID=%s)", user, buddy, ID)
+		self.sessions[user].requestVCard(buddy, ID)
+
 	# TODO
 	def handleBuddyBlockToggled(self, user, buddy, blocked):
 		pass
@@ -93,9 +112,6 @@ class WhatsAppBackend(SpectrumBackend):
 	def handleLeaveRoomRequest(self, user, room):
 		pass
 
-	def handleVCardRequest(self, user, buddy, ID):
-		pass
-
 	def handleVCardUpdatedRequest(self, user, photo, nickname):
 		pass
 
@@ -103,7 +119,8 @@ class WhatsAppBackend(SpectrumBackend):
 		pass
 
 	def handleFTStartRequest(self, user, buddy, fileName, size, ftID):
-		pass
+		self.logger.debug('File send request %s, for user %s, from %s, size: %s',
+				fileName, user, buddy, size)
 
 	def handleFTFinishRequest(self, user, buddy, fileName, size, ftID):
 		pass
diff --git a/yowsupwrapper.py b/yowsupwrapper.py
new file mode 100644
index 0000000..8058b10
--- /dev/null
+++ b/yowsupwrapper.py
@@ -0,0 +1,526 @@
+from yowsup import env
+from yowsup.stacks import YowStack
+from yowsup.common import YowConstants
+from yowsup.layers import YowLayerEvent, YowParallelLayer
+from yowsup.layers.auth import AuthError
+
+# Layers
+from yowsup.layers.axolotl					   import YowAxolotlLayer
+from yowsup.layers.auth						   import YowCryptLayer, YowAuthenticationProtocolLayer
+from yowsup.layers.coder					   import YowCoderLayer
+from yowsup.layers.logger					   import YowLoggerLayer
+from yowsup.layers.network					   import YowNetworkLayer
+from yowsup.layers.protocol_messages		   import YowMessagesProtocolLayer
+from yowsup.layers.stanzaregulator			   import YowStanzaRegulator
+from yowsup.layers.protocol_media			   import YowMediaProtocolLayer
+from yowsup.layers.protocol_acks			   import YowAckProtocolLayer
+from yowsup.layers.protocol_receipts		   import YowReceiptProtocolLayer
+from yowsup.layers.protocol_groups			   import YowGroupsProtocolLayer
+from yowsup.layers.protocol_presence		   import YowPresenceProtocolLayer
+from yowsup.layers.protocol_ib				   import YowIbProtocolLayer
+from yowsup.layers.protocol_notifications	   import YowNotificationsProtocolLayer
+from yowsup.layers.protocol_iq				   import YowIqProtocolLayer
+from yowsup.layers.protocol_contacts		   import YowContactsIqProtocolLayer
+from yowsup.layers.protocol_chatstate		   import YowChatstateProtocolLayer
+from yowsup.layers.protocol_privacy			   import YowPrivacyProtocolLayer
+from yowsup.layers.protocol_profiles		   import YowProfilesProtocolLayer
+from yowsup.layers.protocol_calls import YowCallsProtocolLayer
+
+# ProtocolEntities
+
+from yowsup.layers.protocol_acks.protocolentities import *
+from yowsup.layers.protocol_chatstate.protocolentities import *
+from yowsup.layers.protocol_groups.protocolentities import *
+from yowsup.layers.protocol_media.protocolentities import *
+from yowsup.layers.protocol_messages.protocolentities  import *
+from yowsup.layers.protocol_presence.protocolentities import *
+from yowsup.layers.protocol_profiles.protocolentities import *
+from yowsup.layers.protocol_receipts.protocolentities  import *
+
+from functools import partial
+
+class YowsupApp(object):
+	def __init__(self):
+		env.CURRENT_ENV = env.S40YowsupEnv()
+
+		layers = (YowsupAppLayer,
+				YowParallelLayer((YowAuthenticationProtocolLayer,
+					YowMessagesProtocolLayer,
+					YowReceiptProtocolLayer,
+					YowAckProtocolLayer,
+					YowMediaProtocolLayer,
+					YowIbProtocolLayer,
+					YowIqProtocolLayer,
+					YowNotificationsProtocolLayer,
+					YowContactsIqProtocolLayer,
+					YowChatstateProtocolLayer,
+					YowCallsProtocolLayer,
+					YowMediaProtocolLayer,
+					YowPrivacyProtocolLayer,
+					YowProfilesProtocolLayer,
+					YowGroupsProtocolLayer,
+					YowPresenceProtocolLayer)),
+				YowAxolotlLayer,
+				YowCoderLayer,
+				YowCryptLayer,
+				YowStanzaRegulator,
+				YowNetworkLayer
+		)
+		self.stack = YowStack(layers)
+		self.stack.broadcastEvent(
+			YowLayerEvent(YowsupAppLayer.EVENT_START, caller = self)
+		)
+
+	def login(self, username, password):
+		"""Login to yowsup
+
+		Should result in onAuthSuccess or onAuthFailure to be called.
+
+		Args:
+			- username: (str) username in the form of 1239482382 (country code
+				  and cellphone number)
+
+			- password: (str) base64 encoded password
+		  """
+		self.stack.setProp(YowAuthenticationProtocolLayer.PROP_CREDENTIALS,
+							(username, password))
+		self.stack.setProp(YowNetworkLayer.PROP_ENDPOINT,
+							YowConstants.ENDPOINTS[0])
+		self.stack.setProp(YowCoderLayer.PROP_DOMAIN,
+							YowConstants.DOMAIN)
+		self.stack.setProp(YowCoderLayer.PROP_RESOURCE,
+							env.CURRENT_ENV.getResource())
+#		self.stack.setProp(YowIqProtocolLayer.PROP_PING_INTERVAL, 5)
+
+		try:
+			self.stack.broadcastEvent(
+					YowLayerEvent(YowNetworkLayer.EVENT_STATE_CONNECT))
+		except TypeError as e: # Occurs when password is not correctly formated
+			self.onAuthFailure('password not base64 encoded')
+#		try:
+#			self.stack.loop(timeout=0.5, discrete=0.5)
+#		except AuthError as e: # For some reason Yowsup throws an exception
+#			self.onAuthFailure("%s" % e)
+
+	def logout(self):
+		"""
+		Logout from whatsapp
+		"""
+		self.stack.broadcastEvent(YowLayerEvent(YowNetworkLayer.EVENT_STATE_DISCONNECT))
+	
+	def sendReceipt(self, _id, _from, read, participant):
+		"""
+		Send a receipt (delivered: double-tick, read: blue-ticks)
+
+		Args:
+			- _id: id of message received
+			- _from: jid of person who sent the message
+			- read: ('read' or None) None is just delivered, 'read' is read
+			- participant
+		"""
+		receipt = OutgoingReceiptProtocolEntity(_id, _from, read, participant)
+		self.sendEntity(receipt)
+
+	def sendTextMessage(self, to, message):
+		"""
+		Sends a text message
+
+		Args:
+			- to: (xxxxxxxxxx@s.whatsapp.net) who to send the message to
+			- message: (str) the body of the message
+		"""
+		messageEntity = TextMessageProtocolEntity(message, to = to)
+		self.sendEntity(messageEntity)
+
+	def sendPresence(self, available):
+		"""
+		Send presence to whatsapp
+
+		Args:
+			- available: (boolean) True if available false otherwise
+		"""
+		if available:
+			self.sendEntity(AvailablePresenceProtocolEntity())
+		else:
+			self.sendEntity(UnavailablePresenceProtocolEntity())
+
+	def subscribePresence(self, phone_number):
+		"""
+		Subscribe to presence updates from phone_number
+
+		Args:
+			- phone_number: (str) The cellphone number of the person to
+				subscribe to
+		"""
+		jid = phone_number + '@s.whatsapp.net'
+		entity = SubscribePresenceProtocolEntity(jid)
+		self.sendEntity(entity)
+
+	def unsubscribePresence(self, phone_number):
+		"""
+		Unsubscribe to presence updates from phone_number
+
+		Args:
+			- phone_number: (str) The cellphone number of the person to
+				unsubscribe from
+		"""
+		jid = phone_number + '@s.whatsapp.net'
+		entity = UnsubscribePresenceProtocolEntity(jid)
+		self.sendEntity(entity)
+	
+	def setStatus(self, statusText):
+		"""
+		Send status to whatsapp
+
+		Args:
+			- statusTest: (str) Your whatsapp status
+		"""
+		iq = SetStatusIqProtocolEntity(statusText)
+		self.sendIq(iq)
+	
+	def sendTyping(self, phoneNumber, typing):
+		"""
+		Notify buddy using phoneNumber that you are typing to him
+
+		Args:
+			- phoneNumber: (str) cellphone number of the buddy you are typing to.
+			- typing: (bool) True if you are typing, False if you are not
+		"""
+		jid = phoneNumber + '@s.whatsapp.net'
+		if typing:
+			state = OutgoingChatstateProtocolEntity(
+				ChatstateProtocolEntity.STATE_TYPING, jid
+			)
+		else:
+			state = OutgoingChatstateProtocolEntity(
+				ChatstateProtocolEntity.STATE_PAUSED, jid
+			)
+		self.sendEntity(state)
+	
+	def requestLastSeen(self, phoneNumber, success = None, failure = None):
+		"""
+		Requests when user was last seen.
+		Args:
+			- phone_number: (str) the phone number of the user
+			- success: (func) called when request is successfully processed.
+				The first argument is the number, second argument is the seconds
+				since last seen.
+			- failure: (func) called when request has failed
+		"""
+		iq = LastseenIqProtocolEntity(phoneNumber + '@s.whatsapp.net')
+		self.sendIq(iq, onSuccess = partial(self._lastSeenSuccess, success),
+				onError = failure)
+
+	def _lastSeenSuccess(self, success, response, request):
+		success(response._from.split('@')[0], response.seconds)
+
+	def requestProfilePicture(self, phoneNumber, onSuccess = None, onFailure = None):
+		"""
+		Requests profile picture of whatsapp user
+		Args:
+			- phoneNumber: (str) the phone number of the user
+			- success: (func) called when request is successfully processed.
+			- failure: (func) called when request has failed
+		"""
+		iq = GetPictureIqProtocolEntity(phoneNumber + '@s.whatsapp.net')
+		self.sendIq(iq, onSuccess = onSuccess, onError = onFailure)
+	
+	def requestGroupsList(self, onSuccess = None, onFailure = None):
+		iq = ListGroupsIqProtocolEntity()
+		self.sendIq(iq, onSuccess = onSuccess, onError = onFailure)
+
+	def onAuthSuccess(self, status, kind, creation, expiration, props, nonce, t):
+		"""
+		Called when login is successful.
+
+		Args:
+			- status
+			- kind
+			- creation
+			- expiration
+			- props
+			- nonce
+			- t
+		"""
+		pass
+
+	def onAuthFailure(self, reason):
+		"""
+		Called when login is a failure
+
+		Args:
+			- reason: (str) Reason for the login failure
+		"""
+		pass
+
+	def onReceipt(self, _id, _from, timestamp, type, participant, offline, items):
+		"""
+		Called when a receipt is received (double tick or blue tick)
+
+		Args
+			- _id
+			- _from
+			- timestamp
+			- type: Is 'read' for blue ticks and None for double-ticks
+			- participant: (dxxxxxxxxxx@s.whatsapp.net) delivered to or
+				read by this participant in group
+			- offline: (True, False or None)
+			- items
+		"""
+		pass
+
+	def onAck(self, _id,_class, _from, timestamp):
+		"""
+		Called when Ack is received
+
+		Args:
+			- _id
+			- _class: ('message', 'receipt' or something else?)
+			- _from
+			- timestamp
+		"""
+		pass
+	
+	def onPresenceReceived(self, _type, name, _from, last):
+		"""
+		Called when presence (e.g. available, unavailable) is received
+		from whatsapp
+
+		Args:
+			- _type: (str) 'available' or 'unavailable'
+			- _name
+			- _from
+			- _last
+		"""
+		pass
+
+	def onDisconnect(self):
+		"""
+		Called when disconnected from whatsapp
+		"""
+	
+	def onContactTyping(self, number):
+		"""
+		Called when contact starts to type
+
+		Args:
+			- number: (str) cellphone number of contact
+		"""
+		pass
+
+	def onContactPaused(self, number):
+		"""
+		Called when contact stops typing
+
+		Args:
+			- number: (str) cellphone number of contact
+		"""
+		pass
+
+	def	onTextMessage(self, _id, _from, to, notify, timestamp, participant, offline, retry, body):
+		"""
+		Called when text message is received
+
+		Args:
+			- _id:
+			- _from: (str) jid of of sender
+			- to:
+			- notify: (str) human readable name of _from (e.g. John Smith)
+			- timestamp:
+			- participant: (str) jid of user who sent the message in a groupchat
+			- offline:
+			- retry:
+			- body: The content of the message
+		"""
+		pass
+	
+	def onImage(self, entity):
+		"""
+		Called when image message is received
+
+		Args:
+			- entity: ImageDownloadableMediaMessageProtocolEntity
+		"""
+		pass
+
+	def onAudio(self, entity):
+		"""
+		Called when audio message is received
+
+		Args:
+			- entity: AudioDownloadableMediaMessageProtocolEntity
+		"""
+		pass
+	
+
+	def onVideo(self, entity):
+		"""
+		Called when video message is received
+
+		Args:
+			- entity: VideoDownloadableMediaMessageProtocolEntity
+		"""
+		pass
+	
+	def onVCard(self, _id, _from, name, card_data, to, notify, timestamp, participant):
+		"""
+		Called when VCard message is received
+
+		Args:
+			- _id: (str) id of entity
+			- _from:
+			- name:
+			- card_data:
+			- to:
+			- notify:
+			- timestamp:
+			- participant:
+		"""
+		pass
+
+	def sendEntity(self, entity):
+		"""Sends an entity down the stack (as if YowsupAppLayer called toLower)"""
+		self.stack.broadcastEvent(YowLayerEvent(YowsupAppLayer.TO_LOWER_EVENT,
+			entity = entity
+		))
+	
+	def sendIq(self, iq, onSuccess = None, onError = None):
+		self.stack.broadcastEvent(
+			YowLayerEvent(
+				YowsupAppLayer.SEND_IQ,
+				iq = iq,
+				success = onSuccess,
+				failure = onError,
+			)
+		)
+
+from yowsup.layers.interface import YowInterfaceLayer, ProtocolEntityCallback
+
+class YowsupAppLayer(YowInterfaceLayer):
+	EVENT_START = 'transwhat.event.YowsupAppLayer.start'
+	TO_LOWER_EVENT = 'transwhat.event.YowsupAppLayer.toLower'
+	SEND_IQ = 'transwhat.event.YowsupAppLayer.sendIq'
+
+	def onEvent(self, layerEvent):
+		# We cannot pass instance varaibles in through init, so we use an event
+		# instead
+		# Return False if you want the event to propogate down the stack
+		# return True otherwise
+		if layerEvent.getName() == YowsupAppLayer.EVENT_START:
+			self.caller = layerEvent.getArg('caller')
+			return True
+		elif layerEvent.getName() == YowNetworkLayer.EVENT_STATE_DISCONNECTED:
+			self.caller.onDisconnect()
+			return True
+		elif layerEvent.getName() == YowsupAppLayer.TO_LOWER_EVENT:
+			self.toLower(layerEvent.getArg('entity'))
+			return True
+		elif layerEvent.getName() == YowsupAppLayer.SEND_IQ:
+			iq = layerEvent.getArg('iq')
+			success = layerEvent.getArg('success')
+			failure = layerEvent.getArg('failure')
+			self._sendIq(iq, success, failure)
+			return True
+		return False
+
+	@ProtocolEntityCallback('success')
+	def onAuthSuccess(self, entity):
+		# entity is SuccessProtocolEntity
+		status = entity.status
+		kind = entity.kind
+		creation = entity.creation
+		expiration = entity.expiration
+		props = entity.props
+		nonce = entity.nonce
+		t = entity.t # I don't know what this is
+		self.caller.onAuthSuccess(status, kind, creation, expiration, props, nonce, t)
+
+	@ProtocolEntityCallback('failure')
+	def onAuthFailure(self, entity):
+		# entity is FailureProtocolEntity
+		reason = entity.reason
+		self.caller.onAuthFailure(reason)
+
+	@ProtocolEntityCallback('receipt')
+	def onReceipt(self, entity):
+		"""Sends ack automatically"""
+		# entity is IncomingReceiptProtocolEntity
+		ack = OutgoingAckProtocolEntity(entity.getId(),
+				'receipt', entity.getType(), entity.getFrom())
+		self.toLower(ack)
+		_id = entity._id
+		_from = entity._from
+		timestamp = entity.timestamp
+		type = entity.type
+		participant = entity.participant
+		offline = entity.offline
+		items = entity.items
+		self.caller.onReceipt(_id, _from, timestamp, type, participant, offline, items)
+
+	@ProtocolEntityCallback('ack')
+	def onAck(self, entity):
+		# entity is IncomingAckProtocolEntity
+		self.caller.onAck(
+			entity._id,
+			entity._class,
+			entity._from,
+			entity.timestamp
+		)
+
+	@ProtocolEntityCallback('notification')
+	def onNotification(self, entity):
+		"""
+		Sends ack automatically
+		"""
+		self.toLower(entity.ack())
+	
+	@ProtocolEntityCallback('message')
+	def onMessageReceived(self, entity):
+		if entity.getType() == MessageProtocolEntity.MESSAGE_TYPE_TEXT:
+			self.caller.onTextMessage(
+				entity._id,
+				entity._from,
+				entity.to,
+				entity.notify,
+				entity.timestamp,
+				entity.participant,
+				entity.offline,
+				entity.retry,
+				entity.body
+			)
+		elif entity.getType() == MessageProtocolEntity.MESSAGE_TYPE_MEDIA:
+			if isinstance(entity, ImageDownloadableMediaMessageProtocolEntity):
+				# There is just way too many fields to pass them into the
+				# function
+				self.caller.onImage(entity)
+			elif isinstance(entity, AudioDownloadableMediaMessageProtocolEntity):
+				self.caller.onAudio(entity)
+			elif isinstance(entity, VideoDownloadableMediaMessageProtocolEntity):
+				self.caller.onVideo(entity)
+			elif isinstance(entity, VCardMediaMessageProtocolEntity):
+				self.caller.onVCard(
+					entity._id,
+					entity._from,
+					entity.name,
+					entity.card_data,
+					entity.to,
+					entity.notify,
+					entity.timestamp,
+					entity.participant
+				)
+
+	@ProtocolEntityCallback('presence')
+	def onPresenceReceived(self, presence):
+		_type = presence.getType()
+		name = presence.getName()
+		_from = presence.getFrom()
+		last = presence.getLast()
+		self.caller.onPresenceReceived(_type, name, _from, last)
+	
+	@ProtocolEntityCallback('chatstate')
+	def onChatstate(self, chatstate):
+		number = chatstate._from.split('@')[0]
+		if chatstate.getState() == ChatstateProtocolEntity.STATE_TYPING:
+			self.caller.onContactTyping(number)
+		else:
+			self.caller.onContactPaused(number)