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client.py
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client.py
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'''
Jonathan Cobian and Oliver Lamb
Client is a wrapper for the connections to the server
Fruit Conn sends information about the creation of fruits and when fruits are frozen
Blender Conn sends the player's current position constantly to update it to the opponent's screen
'''
from twisted.internet import protocol,reactor
from twisted.internet.task import LoopingCall
from twisted.protocols.basic import LineReceiver
import sys
import pickle
from smoothie import GameSpace
from twisted.internet.defer import DeferredQueue
from fruitdata import FruitData
class Client():
def __init__(self,host,fruitPort,blenderPort):
self.host = host
self.fruitPort = fruitPort
self.blenderPort = blenderPort
self.fruitConn = None
self.blenderConn = None
reactor.connectTCP(self.host,self.blenderPort,BlenderConnFactory(self))
reactor.connectTCP(self.host,self.fruitPort,FruitConnFactory(self))
reactor.run()
class FruitConn(LineReceiver):
def __init__(self,client):
self.client = client
self.fruitQueue = DeferredQueue()
self.fruitQueue.get().addCallback(self.sendMyData)
#sends the data over to the server
def sendMyData(self,fruitData):
datapd = pickle.dumps(fruitData)
theString = str(self.playerNumber)+':'+datapd
self.sendLine(theString)
self.fruitQueue.get().addCallback(self.sendMyData)
def connectionMade(self):
self.client.fruitConn = self
print 'Connection succesfully made to the server'
self.sendLine('start')
#self.transport.write('start')
def closeConn(self):
reactor.stop()
#whenever data is received
def lineReceived(self,data):
#will happen if server only has one player connected (you)
if data == 'waiting for players':
print 'Waiting for another player..'
elif data == 'lost conn':
print 'Connection was lost, sorry'
reactor.stop()
#will happen if server has two connection. Will send your player number over (PN) along with random seed
elif data.startswith('PN'):
comp = data.split(':')
self.playerNumber = int(comp[1])
#so that both clients have the same seed to create fruits
self.randSeed = int(comp[2])
self.minFruitSpeed = int(comp[3])
self.maxFruitSpeed = int(comp[4])
self.client.blenderConn.playerNumber = self.playerNumber
if self.playerNumber == 1:
print 'Game Started: You are the Pink Player'
else:
print 'Game Started: You are the Green Player'
#create the gamespace and start the loop
self.gs = GameSpace(self,self.playerNumber,self.randSeed,self.minFruitSpeed,self.maxFruitSpeed)
self.client.blenderConn.gs = self.gs
self.gs.main()
self.lc = LoopingCall(self.gs.countDown)
self.lc.start(1/60)
#start sending blender data continuously
self.client.blenderConn.sendMyData()
#when you receive gameplay data (will either be to add a fruit or freeze a fruit)
else:
self.parseData(data)
def parseData(self,data):
comp = data.split(':')
fruitData = pickle.loads(comp[1])
if fruitData.dataType == 'create':
self.gs.addFruit(fruitData.fruitInt,fruitData.xpos,fruitData.vspeed,fruitData.foodType,fruitData.fruitID)
#freeze type
else:
if fruitData.freezeDirection == 'left':
self.gs.freezeLeftFruitWithID(fruitData.freezeID)
else:
self.gs.freezeRightFruitWithID(fruitData.freezeID)
#will be called after the countdown finishes
def startGameLoop(self):
self.lc.stop()
self.lc = LoopingCall(self.gs.gameLoopIteration)
self.lc.start(1/60)
#will be called once someone wins
def gameOver(self,text):
self.lc = LoopingCall(self.gs.goToGameOver,(text))
self.lc.start(1/60)
#called from gamespace whenever they click on a fruit on the right side of their screen
def freezeLeftFruit(self,fruitID):
fruitData = FruitData(dataType='freeze',freezeDirection='left',freezeID=fruitID)
self.fruitQueue.put(fruitData)
#called from gamespace whenever they click on a fruit on the left side of their screen
def freezeRightFruit(self,fruitID):
fruitData = FruitData(dataType='freeze',freezeDirection='right',freezeID=fruitID)
self.fruitQueue.put(fruitData)
#continually sends blender data (position)
class BlenderConn(protocol.Protocol):
def __init__(self,client):
self.client = client
self.playerNumber = 0
self.gs = None
def connectionMade(self):
self.client.blenderConn = self
def sendMyData(self):
pd = pickle.dumps(self.gs.blender.rect)
score = self.gs.score
theString = str(self.playerNumber)+':'+pd+':'+str(score)
comp = theString.split(':')
self.transport.write(theString)
def closeConn(self):
reactor.stop()
def dataReceived(self,data):
if data == 'lost conn':
print 'Connection was lost, sorry'
else:
self.parseData(data) #get position
self.sendMyData() #send next position
def parseData(self,data):
comp = data.split(':')
pd = comp[1]
rect = pickle.loads(pd)
#update opponents position on your screen
self.gs.updateOpponent(rect)
#update opponents score on your screen
oppScore = int(comp[2])
self.gs.opponentScore = oppScore
class FruitConnFactory(protocol.ClientFactory):
def __init__(self,client):
self.client = client
def buildProtocol(self,addr):
return FruitConn(self.client)
class BlenderConnFactory(protocol.ClientFactory):
def __init__(self,client):
self.client = client
def buildProtocol(self,addr):
return BlenderConn(self.client)
if __name__ == '__main__':
if len(sys.argv) <4:
print 'usage: python client.py <host machine> <port 1> <port 2>'
sys.exit()
host = sys.argv[1]
fruitPort = int(sys.argv[2])
blenderPort = int(sys.argv[3])
client = Client(host,fruitPort,blenderPort)