def move(self, ctx):
sendersqueue = ctx.fgpsession.getSendersQueue()
lastsender = ctx.fgpsession.getLastSender()
droppdu = DropPDU()
droppdu.setSendersays("Opponent quit!")
if lastsender == sendersqueue[0]:
ctx.fgpsession.send(droppdu, 0)
else:
ctx.fgpsession.send(droppdu, 1)
ctx.stopListening()
def drop(self, ctx):
sendersqueue = ctx.fgpsession.getSendersQueue()
lastsender = ctx.fgpsession.getLastSender()
if lastsender == sendersqueue[0]: # who sent the drop? reply to the other one.
droppdu = DropPDU()
droppdu.setSendersays("Opponent quit!")
ctx.fgpsession.send(droppdu, 1)
ctx.stopListening()
else:
ctx.setState(DROP_PENDING())
class FGPSession():
def __init__(self, gamesession, sendersqueue):
logging.debug("FGPSession")
self.gamesession = gamesession
self.local_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
self.local_socket.bind( (host, port) )
self.sendersqueue = sendersqueue
self.lastsender = None
def getSendersQueue(self):
return self.sendersqueue
def getLastSender(self):
return self.lastsender
'''
baseDecode is used to read the type of the received message.
It creates a new MessagePDU of that type and calls decode on
that message passing in the buf (each PDU knows how to decode itself).
'''
def baseDecode(self,buf):
logging.debug(buf_debug(buf))
offset = 0
self.msgtype = struct.unpack("H", buf[offset:offset + 2])[0]
if self.msgtype == 2:
logging.debug("FGPSession received MovePDU")
self.movepdu = MovePDU()
self.movepdu.decode(buf)
self.gamesession.move(self.movepdu)
elif self.msgtype == 5:
logging.debug("FGPSession received DropPDU")
self.droppdu = DropPDU()
self.droppdu.decode(buf)
self.gamesession.drop(self.droppdu)
else:
logging.debug("Dude, I did not expect that msg!")
#self.queue.pop() # TODO: Needs testing.
def send(self, msg, player):
buf = msg.encode()
destination = self.sendersqueue[player]
host = destination[0]
port = destination[1]
logging.debug("FGPSession transmitting " + msg.name() + " to " + str(host) + ":" + str(port))
self.local_socket.sendto(buf, (host, port))
def listen(self):
logging.debug("FGPSession listening...")
buf, sender = self.local_socket.recvfrom(4096)
self.lastsender = sender
self.baseDecode(buf)
class FGPClient(object):
def __init__(self, gameclient):
logging.debug("FGPClient")
self.local_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
self.local_socket.bind( (host, port) )
self.gameclient = gameclient
def setServHost(self,serv_host):
self.serv_host = serv_host
def setServPort(self,serv_port):
self.serv_port = serv_port
def baseDecode(self,buf):
logging.debug(buf_debug(buf))
offset = 0
self.msgtype = struct.unpack("H", buf[offset:offset + 2])[0]
if self.msgtype == 3:
logging.debug("FGPClient received UpdatePDU")
self.updatepdu = UpdatePDU()
self.updatepdu.decode(buf)
self.gameclient.update(self.updatepdu)
elif self.msgtype == 4:
logging.debug("FGPClient received GameOverPDU")
self.gameoverpdu = GameOverPDU()
self.gameoverpdu.decode(buf)
self.gameclient.gameover(self.gameoverpdu)
elif self.msgtype == 5:
logging.debug("FGPClient received DropPDU")
self.droppdu = DropPDU()
self.droppdu.decode(buf)
self.gameclient.drop(self.droppdu)
else:
logging.debug("Dude, I did not expect that!")
def send(self,msg):
buf = msg.encode()
logging.debug("FGPClient transmitting " + msg.name())
self.local_socket.sendto(buf, (self.serv_host, self.serv_port))
def listen(self):
logging.debug("FGPClient listening...")
buf, sender = self.local_socket.recvfrom(4096)
self.setServHost(sender[0])
self.setServPort(sender[1])
self.baseDecode(buf)
def baseDecode(self,buf):
logging.debug(buf_debug(buf))
offset = 0
self.msgtype = struct.unpack("H", buf[offset:offset + 2])[0]
if self.msgtype == 2:
logging.debug("FGPSession received MovePDU")
self.movepdu = MovePDU()
self.movepdu.decode(buf)
self.gamesession.move(self.movepdu)
elif self.msgtype == 5:
logging.debug("FGPSession received DropPDU")
self.droppdu = DropPDU()
self.droppdu.decode(buf)
self.gamesession.drop(self.droppdu)
else:
logging.debug("Dude, I did not expect that msg!")
def baseDecode(self,buf):
logging.debug(buf_debug(buf))
offset = 0
self.msgtype = struct.unpack("H", buf[offset:offset + 2])[0]
if self.msgtype == 3:
logging.debug("FGPClient received UpdatePDU")
self.updatepdu = UpdatePDU()
self.updatepdu.decode(buf)
self.gameclient.update(self.updatepdu)
elif self.msgtype == 4:
logging.debug("FGPClient received GameOverPDU")
self.gameoverpdu = GameOverPDU()
self.gameoverpdu.decode(buf)
self.gameclient.gameover(self.gameoverpdu)
elif self.msgtype == 5:
logging.debug("FGPClient received DropPDU")
self.droppdu = DropPDU()
self.droppdu.decode(buf)
self.gameclient.drop(self.droppdu)
else:
logging.debug("Dude, I did not expect that!")