def __init__(self, backend_interaction, component=False):
'''
@param backend_interaction: The handler for cumminicating with the logic of the backend.
@type backend_interaction: ServerInteraction
'''
#init XEPs
MessageProtocol.__init__(self)
LocationQuery.__init__(self)
JabberRPC.__init__(self)
IQBasedAvatar.__init__(self)
PresenceClientProtocol.__init__(self)
self.component = component
#register rpc functions
self.registerMethodCall('getSettings', self.onGetSettings)
self.registerMethodCall('setSettings', self.onSetSettings)
self.registerMethodCall('getUserInfo', self.onGetUserInfo)
self.registerMethodCall('createFriendship', self.onCreateFriendship)
self.registerMethodCall('destroyFriendship', self.onDestroyFriendship)
#give the backend (ServerInteraction) a reference to this protocol handler
self.backend = backend_interaction
self.backend.set_server_component(self)
