def initialize(self, done_callback, game_config=None, id=None):
"""Create a new game:
pass only GameConfig instance as parameter
Retrieve game from database:
pass only 'id' as parameter"""
if self.id is not None:
return
self.roomname = game_config.roomname
if self.roomname is None:
print "roomname es None"
self._moves = GameMoves()
if (id is None) and (game_config is not None):
self._create(game_config, done_callback)
elif (id is not None) and (game_config is None):
self._retrieve_from_db(id, done_callback)
else:
raise GameException("Couldn't initialize game, \
pass either a GameConfig instance or 'id' of \
existing game in database, not both")
class Game:
__games__ = {} # {id : game_instance}
@classmethod
def add(cls, game):
if game.id not in cls.__games__:
cls.__games__[game.id] = game
@classmethod
def remove(cls, game):
try:
del cls.__games__[game.id]
except KeyError:
pass
def __init__(self):
"""game still must be initialized after instantiation."""
self.id = None # client side component and database has same id
self._config = None
self._moves = None
self.roomname = None
self.chat = Chat()
self.broadcast_to = set() # ConnectedUser set (not chat broadcast)
def initialize(self, done_callback, game_config=None, id=None):
"""Create a new game:
pass only GameConfig instance as parameter
Retrieve game from database:
pass only 'id' as parameter"""
if self.id is not None:
return
self.roomname = game_config.roomname
if self.roomname is None:
print "roomname es None"
self._moves = GameMoves()
if (id is None) and (game_config is not None):
self._create(game_config, done_callback)
elif (id is not None) and (game_config is None):
self._retrieve_from_db(id, done_callback)
else:
raise GameException("Couldn't initialize game, \
pass either a GameConfig instance or 'id' of \
existing game in database, not both")
def _create(self, game_config, done_callback):
"""success: deferred returns id
error: deferred returns None"""
self._config = game_config
def _create_callback(game_id):
self.id = game_id
self.engine = EngineProcessProtocol(self)
params = [engine_config['executable']]
params.extend(engine_config['params'])
reactor.spawnProcess(self.engine, engine_config['full-path'], params)
Game.add(self)
done_callback()
DBGame.create(game_config, _create_callback)
def _retrieve_from_db(self, id, done_callback):
"""success: returns id
error: returns None"""
raise NotImplementedError
#self._config = dbgame.getConfig()
#return dbgame.id
def _store_to_db(self):
if self.id is None:
return
raise NotImplementedError
def destroy(self, clear_all_traces=False):
if clear_all_traces:
DBGame.destroy(self.id)
else:
#self._store_to_db()
pass
self.engine.stop()
Game.remove(self)
@classmethod
def getGameById(cls, game_id):
return cls.__games__.get(game_id)
@to_thread()
def broadcast(self, cmd, sender=None, exclude=None):
""""cmd: result of a ClientGameCommand staticmethod"""
if exclude is None:
exclude = []
if sender is not None:
_sender = sender.db_tuple.name
else:
_sender = None
if _sender is not None:
cmd['sender'] = _sender
for user in self.broadcast_to.copy():
if (user != sender) and (user not in exclude):
reactor.callFromThread(user.conn.send, cmd)
def addSpectator(self, user):
user.conn.send(ClientGameCommand.initialize(self))
self.broadcast_to.add(user)
def removeSpectator(self, user):
try:
self.broadcast_to.remove(user)
except KeyError:
pass
def play(self, move, callback1, genmove=False):
"""callback1 is called whith a True or False parameter
when able to notify success or error"""
if self._moves.finished():
if not genmove:
callback1(False)
return
color = self._moves.turn()
def callback3(score):
"""called when final score is calculated"""
self._moves._score = score
self.broadcast(ClientGameCommand.\
final_score(self.id, self._moves.score()))
def callback2(valid):
"""called when move is executed and validated in the engine"""
if valid:
self._moves.play(move)
self.broadcast(ClientGameCommand.play(self.id, color, move))
if self._moves.finished():
self.engine.final_score(callback3)
else:
if ((color == "black") and (self._config.white == "GNUGo")) or\
((color == "white") and (self._config.black == "GNUGo")):
self.play(None, lambda: None, genmove=True)
callback1(valid)
def callback2_genmove(move):
"""called when move is executed using genmove"""
self._moves.play(move)
self.broadcast(ClientGameCommand.play(self.id, color, move))
if self._moves.finished():
self.engine.final_score(callback3)
if not genmove:
self.engine.play(color, move, callback2)
else:
self.engine.genmove(color, callback2_genmove)
def resign(self, player):
color = self._config.getColorByPlayer(player)
if color is not None:
if self._moves.resign(color):
lista = self.__class__.Room.__rooms__.get(self.roomname).public_games
for i in range(len(lista)):
if lista[i].get('gameid') == self.id:
lista[i]['status']="finished"
self.broadcast(ClientGameCommand.\
final_score(self.id, self._moves.score()))
return True
return False