def incoming_loop(self): while self.should_run: message = self.ws_client.receive() if message == None: break event = events.parse_event_json(message) if isinstance(event, events.AuthenticationResponse): if event.authenticated: self.username = event.username elif isinstance(event, events.JoinSpaceResponse): if event.joined: self.space_id = event.space_id self.scene = Scene().populate(simplejson.loads(event.scene_doc)) elif isinstance(event, events.NodeAdded): json = simplejson.loads(event.json_data) if 'children' in json: node = Group().populate(json) else: node = Object().populate(json) parent = self.scene.get_node(event.parent_id) parent.children.append(node) elif isinstance(event, events.UserExited): user_node = self.scene.get_user(event.username) if user_node: self.scene.remove_node(user_node) elif isinstance(event, events.PlaceableMoved): node = self.scene.get_node(event.uid) if node: print 'should set the new node position' #thing.position = Position().hydrate(event.position) #thing.orientation = Orientation().hydrate(event.orientation) elif isinstance(event, events.PoolInfo) or isinstance(event, events.TemplateUpdated) or isinstance(event, events.Heartbeat): pass # don't care else: print 'Unhandled incoming space event: %s' % event if self.event_handler: self.event_handler(event)
def handle_incoming(self):
"""A loop which handles incoming messages. Does not return until the connection closes."""
while not self.disconnected:
incoming_data = receive_web_socket_message(self.client_socket)
if incoming_data == None:
break
#print 'Incoming:', incoming_data
event = events.parse_event_json(incoming_data)
if not event:
print "Could not read an event from the data: %s" % data
continue
response_event = None
if isinstance(event, events.AuthenticationRequest):
user = self.user_from_session_key(event.session_id)
if user.is_authenticated():
#print "Authed: %s" % user.username
self.user = user
response_event = events.AuthenticationResponse(True, user.username)
else:
print "Auth failure with session id %s" % event.session_id
response_event = events.AuthenticationResponse(False)
elif isinstance(event, events.PoolInfoRequest):
if not self.user:
print 'Attemped unauthed pool info request'
else:
space_infos = [{'name':sim.space.name, 'url':sim.space.get_absolute_url()} for sim in self.server.sim_pool.simulators]
response_event = events.PoolInfo({ 'space_infos':space_infos })
elif isinstance(event, events.JoinSpaceRequest):
if not self.user:
print 'Attemped unauthed join space'
response_event = events.JoinSpaceResponse(event.space_id)
else:
try:
space = Space.objects.get(pk=event.space_id)
sim = self.server.sim_pool.get_simulator(space.id)
if not sim: print 'Could not find a sim for space: %s' % space.id
allow_join, space_member = Space.objects.get_membership(space, self.user)
response_event = events.JoinSpaceResponse(space.id, allow_join)
if allow_join:
self.space_id = space.id
try:
response_event.scene_doc = to_json(sim.scene)
except:
print "Could not log in: %s" % pprint.pformat(traceback.format_exc())
else:
print 'Attempted disallowed join space'
if space_member:
response_event.is_member = True
response_event.is_admin = space_member.is_admin
response_event.is_editor = space_member.is_editor
except:
traceback.print_exc()
response_event = events.JoinSpaceResponse(event.space_id)
elif isinstance(event, events.TemplateUpdated):
if self.user and self.user.is_staff:
event.connection = self
for simulator in self.server.sim_pool.simulators:
simulator.event_queue.put(event)
elif self.space_id:
simulator = self.server.sim_pool.get_simulator(self.space_id)
if simulator:
event.connection = self
simulator.event_queue.put(event)
else:
print "Received an event for an absent simulator %s" % event
else:
print "Received unhandled event %s" % event.to_json()
if response_event:
#print 'Outgoing: ', to_json(response_event)
self.client_socket.send('\x00')
self.client_socket.send(response_event.to_json())
self.client_socket.send('\xff')
self.finish()
