def process(self, client, msg):
'''Process the message from the local user's front end.
Args:
client (PeetsServerProtocol) : local user.
msg (RTCMessage) : the message from frontend.
'''
rtcMsg = RTCMessage.from_string(msg)
handler = self.handlers.get(rtcMsg.eventName)
if handler is not None:
handler(client, rtcMsg.data)
else:
PeetsServerFactory.__logger.error("Unknown event name: " + rtcMsg.eventName)
def sdp_callback(self, interest, data):
'''A callback function for incoming sdp description from remote users.
Args:
interest : PyCCN.UpcallInfo.Interest
data : PyCCN.UpcallInfo.ContentObject
Send the sdp to the frontend. If we already received the ICE candidate for the same remote user, then we also send out this ICE candidate.
'''
content = data.content
offer_msg = RTCMessage.from_string(content)
d = RTCData(socketId = self.client.id, sdp = offer_msg.data.sdp)
# this is the answer to the local user
answer_msg = RTCMessage('receive_answer', offer_msg.data)
self.client.sendMessage(str(answer_msg))
remote_user = self.roster[offer_msg.data.socketId]
remote_user.set_sdp_sent()
# we received ice candidate before sending answer
if remote_user.ice_candidate_msg is not None:
self.client.sendMessage(str(remote_user.ice_candidate_msg))
