def __init__(self, server_addr = DEFAULT_ADDR):
# run network connections in it's own thread
thread.start_new_thread(self.network_loop, server_addr)
# store all of the connections so they can be responded to
self.customers = dict()
self.order_database = []
# create and run the gui
self.GUI = Display(self)
self.GUI.mainloop()
def __init__(self):
self.curr_player = X # whose turn is it?
# the computer players
self.learning_player = LearningPlayer(O)
self.perfect_player = PerfectPlayer(O)
self.computer_player = self.learning_player
self.game = Game() # new game/board
# run the gui
self.gui = Display(self)
self.gui.mainloop()
class Controller:
def __init__(self):
self.curr_player = X # whose turn is it?
# the computer players
self.learning_player = LearningPlayer(O)
self.perfect_player = PerfectPlayer(O)
self.computer_player = self.learning_player
self.game = Game() # new game/board
# run the gui
self.gui = Display(self)
self.gui.mainloop()
# reset the game
def reset(self):
self.curr_player = X
self.game = Game()
if self.computer_player.get_player() == X: self.get_computer_move() # X goes first
# Called by the GUI so this means a human moved. Update the game and get the computer's move
def make_move(self, x, y):
# check that the move is valid
if self.get_position(x,y) == EMPTY and self.game.set_position(self.curr_player, x, y):
self.switch_player() # other players turn now
winner = self.game_over() # was there a winner?
# game isn't over so get the computer player's move
if not winner:
self.get_computer_move()
# get the move from the computer
def get_computer_move(self):
move = self.computer_player.make_move(self.game.board) # the computer's move
# convert from 1D to 2D
y = move/SIZE
x = move%SIZE
self.game.set_position(self.curr_player, x, y) # update the game board
self.gui.update_button(x, y) # update the GUI
self.game_over() # check if the game is over
self.switch_player() # other players turn now
# this is the fun stuff! Have the machine learn from the observed behavior
def learn(self):
print '\n\nLearning\n\n'
# Ideally we want it to learn until it gets every move right, but at somepoint we have to stop learning
for i in range(20000):
self.learning_player.learn_all_known_boards()
# see how many moves the machine got right and how many it got wrong
print 'Pass', i, 'correct_moves:', self.learning_player.passed_moves, 'incorrect moves:', self.learning_player.failed_moves
if not self.learning_player.failed_moves: # got every move right!
num_passes = i
break
print '\n\nIt took', i, 'iterations but I learned all of the moves!\n\n'
def forget(self):
self.learning_player.forget()
print '\n\nI just forgot how to play\n\n'
def get_position(self, x, y):
return self.game.get_position(x, y)
# has somebody won? if not, was there a tie?
def game_over(self):
winner = self.game.has_winner()
if winner: # somebody won
self.gui.game_over(winner)
return True
elif self.game.is_full(): # board is full -> tie
self.gui.game_over(None)
return True
return False # game is not over
# set what player the computer player is (X or O)
def set_player(self, player):
self.learning_player.set_player(-1*STRINGS[player])
self.perfect_player.set_player(-1*STRINGS[player])
# switch between whose turn it is
def switch_player(self):
if self.curr_player == X:
self.curr_player = O
else:
self.curr_player = X
# set the type of computer player (learning or perfect)
def set_comp_type(self, comp_type):
if comp_type == 'Perfect': self.computer_player = self.perfect_player
else: self.computer_player = self.learning_player
class Server:
# DEFAULT_ADDR = (gethostbyname(gethostname()), 5555)
DEFAULT_ADDR = ('127.0.0.1', 5555)
def __init__(self, server_addr = DEFAULT_ADDR):
# run network connections in it's own thread
thread.start_new_thread(self.network_loop, server_addr)
# store all of the connections so they can be responded to
self.customers = dict()
self.order_database = []
# create and run the gui
self.GUI = Display(self)
self.GUI.mainloop()
def network_loop(self, name, port):
server_addr = (name, port)
server_socket = socket(AF_INET, SOCK_STREAM) # create a socket
try: # attemps to bind to user specified address...
server_socket.bind(server_addr)
except: # ...if it was invalid just use default address
print '[WARN]: Could not bind to address', server_addr, 'using default address', self.DEFAULT_ADDR
server_addr = self.DEFAULT_ADDR
server_socket.bind(server_addr)
server_socket.listen(1) # listen for connections
print "Server is ready for clients to connect at:", server_addr
while 1:
connection_socket, addr = server_socket.accept() # accept connection
thread.start_new_thread(self.service_client, (connection_socket, addr)) # create a new thread to service a client
def service_client(self, connection_socket, addr):
request_message = connection_socket.recv(2048) # read the data from the client
print 'recieved request:', request_message, 'from:', addr
if request_message != '':
# Respond to a query of the data base by sending the most recent orders
# query format: qry <optional name>
if request_message.split()[0] == 'qry':
if len(request_message.split()): # if they provided a name pass that as an arg
response = self.query_response(' '.join(request_message.split()[1:]))
else: # just a general query
response = self.query_response()
if response == '': # if there were no results return an empty response
connection_socket.send('emt')
else:
connection_socket.send('qry;' + response)
else: # recieve an order
connection_socket.send('rcv') # let the client know that its order was recieved
# parse the message
user, name, order, price = self.parse_request(request_message)
# store the customer's information for later contact
self.customers[user] = connection_socket
# update the GUI
self.GUI.takeOrder(user, name, order, price)
#################################################################################################################################
# parse the request. The request format is defined as such: #
# #
# [ #
# #
# <order name> <{optional}with [side]> <{optional}Add [topping]>, <{optional}Add [topping]>, ...., <{optional}Add [topping]> #
# #
# <order name> <{optional}with [side]> <{optional}Add [topping]>, <{optional}Add [topping]>, ...., <{optional}Add [topping]> #
# . #
# . #
# . #
# #
# Price: <price> #
# #
# Name: <name> #
# #
# Bowdoin I.D.: <i.d.> #
# #
# ] #
#################################################################################################################################
def parse_request(self, request):
# split it into its constituent parts
request = request.split('\n\n')
# these fields are garuanteed
price = request[-4].split('Price: ')[1]
name = request[-3].split('Name: ')[1]
user = request[-2].split('Bowdoin I.D.: ')[1]
# this is the order part of the message
request = request[1:-4]
self.store_in_database(name, request) # store the order
# parse the order
order = ''
for item in request: # each item in the order
item = item.split() # split into words
#######################################################################################################
# loop through all the words and format the sides and toppings to be easily seen separately like such #
# #
# <name> #
# <side> #
# <topping> #
#######################################################################################################
word_index = 0
while word_index < len(item):
if item[word_index] == 'with' or item[word_index] == 'Add':
item.insert(word_index, '\n\t')
word_index += 1
word_index += 1
# join it back into one string
order += ' '.join(item) + '\n'
return user, name, order, price
# track the orders in a database (just a list of names and items)
def store_in_database(self, name, request):
for item in request:
self.order_database.append((name, item))
# respond to a query with the most recent orders in the database for the name provided
# if there is no name then just give the most recent orders by anyone
def query_response(self, name=None):
MAX_RESPONSE_SIZE = 30 # TODO test this value
curr_response_size = 0
response = ''
# reversed because we want the most recent
for index in reversed(range(len(self.order_database))):
if curr_response_size >= MAX_RESPONSE_SIZE: break # b/c don't want to send too much data
this_item = self.order_database[index]
# format the response: name:item;name:item;.... for ease of parsing in the clients
if not name or this_item[0] == name:
response += this_item[0] + ':' + this_item[1] + ';'
curr_response_size += 1
return response
# send a message to a customer. We only need to do this once so then the connection can be closed
def send_msg(self, customer_id, response):
if customer_id in self.customers.keys():
print 'sending', response, 'to', self.customers[customer_id]
self.customers[customer_id].send(response)
self.customers[customer_id].close()
del self.customers[customer_id]
