def listen(self):
"""Listen for messages from users and pass them on to the controller"""
ET = ErrorTypes
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.settimeout(5)
while self.port is None:
try:
host, port = self.port_manager.get_next_port()
s.bind((host, port))
self.port = port
except:
pass
s.listen(20)
while not self.done:
try:
client_socket, address = s.accept()
messages = NetMessage.get_message(client_socket)
for message in messages:
replies = []
try:
replies = self.controller.handle_message(message)
except:
text = "Uncaught exception"
error_type = ET.UNCAUGHT_EXCEPTION
error_message = GameError(error_type, text,
traceback.format_exc())
replies = [error_message.make_message()]
NetMessage.send_message(client_socket, replies)
client_socket.close()
except socket.timeout:
pass
s.close()
def handle_message(self, message):
"""Delegate the message to the appropriate object
Arguments:
message -- a message type
"""
PM = PokerMessage
MT = MessageTypes
ET = ErrorTypes
try:
if message[PM.MESSAGE_TYPE] == MT.PLAYER_ACTION:
action_type = message[MT.PLAYER_ACTION]
responses = self.handle_player_action(action_type)
elif message[PM.MESSAGE_TYPE] == MT.PLAYER_UPDATE_REQUEST:
request = message[MT.PLAYER_UPDATE_REQUEST]
responses = self.handle_update_request(request)
except PlayerActionError:
text = 'An error occurred when the action was played.'
text = text + ' Please try again.'
error_type = ET.ACTION_ERROR
print(traceback.format_exc())
error = GameError(error_type, text, traceback.format_exc())
error.log()
responses = [error.make_message()]
except PlayerControlError:
text = 'An error occurred due to the player control.'
error_type = ET.PLAYER_CONTROL_ERROR
error = GameError(error_type, text, traceback.format_exc())
error.log()
responses = [error.make_message()]
except GameControlError:
text = 'An error occurred due to the game control.'
error_type = ET.GAME_CONTROL_ERROR
error = GameError(error_type, text, traceback.format_exc())
error.log()
responses = [error.make_message()]
except UpdateRequestError:
text = 'An error occurred due to the update request.'
error_type = ET.UPDATE_REQUEST_ERROR
error = GameError(error_type, text, traceback.format_exc())
error.log()
responses = [error.make_message()]
except:
text = 'An unknown error occurred.'
error_type = ET.UNCAUGHT_EXCEPTION
error = GameError(error_type, text, traceback.format_exc())
error.log()
responses = [error.make_message()]
finally:
return responses
