def __init__(self):
self.__users={}
self.__PbookingGrid=None #pick up booking grid
self.__DbookingGrid=None #drop off booking grid
self.__driverGrid=None
self.__cancelledBookings={}
self.__groups={}
self.__bookingEventList=[]
self.__cancelledEventList=[]
self.__listenerSocket=ListenerSocket()
self.__bookingHandlerThread=None
self.__cancellingHandlerThread=None
self.__db=DBManager()
class CabSharing(object):
__instance=None
#singleton design pattern
@synchronized
def __new__(cls, *args, **kwargs):
if not cls.__instance:
cls.__instance = super(CabSharing, cls).__new__(cls, *args, **kwargs)
print cls.__instance
return cls.__instance
#constructor
def __init__(self):
self.__users={}
self.__PbookingGrid=None #pick up booking grid
self.__DbookingGrid=None #drop off booking grid
self.__driverGrid=None
self.__cancelledBookings={}
self.__groups={}
self.__bookingEventList=[]
self.__cancelledEventList=[]
self.__listenerSocket=ListenerSocket()
self.__bookingHandlerThread=None
self.__cancellingHandlerThread=None
self.__db=DBManager()
def init(self):
print("connecting to database...")
self.__db.connect()
print("load all users from db... (Not working)")
# TODO: load all users from db and create User objects
print ("Starting listener socket ...")
self.__startlistener()
# TODO: implement listenerSocket class
def __startlistener(self): #old method name: listener
self.__listenerSocket.runThread()
def matchGroup(self,booking):
pass
def addBookingToGrid(self,booking):
(pickup,dropoff)=booking.getPickupAndDropoff()
"""
40.01047, -105.2736 <<< ---- >>> 40.02047, -105.2836
x between 35 to 45
y between -110 to -100
"""
index1=int(math.floor((pickup[0]-35)*100))
index2=int(math.floor((pickup[1]+110)*100))
self.__PbookingGrid[index1][index2].append(booking)
index1=int(math.floor((dropoff[0]-35)*100))
index2=int(math.floor((dropoff[1]+110)*100))
self.__DbookingGrid[index1][index2].append(booking)
def __broadcastGroup(self,group):
msg=json.dumps(group.getGroupDetails())
for d in self.__driverGrid:
d.notify(msg)
def endTrip(self,summary):
pass
def __bookingEventHandler(self):
pass
def __addToEventList(self,ttype,booking):
if ttype=='booking':
self.__bookingEventList
pass
def __removeFromEventList(self,ttype,booking):
pass
def getDB(self):
return self.__db
def getUserFromID(self,ID):
return self.__users[ID]
def getGroupFromID(self,ID):
return self.__groups[ID]
def cancelBooking(self,bID):
#no need to be implemented
pass
def cancellingEventHandler(self):
#no need to be implemented
pass