def parse(line):
try:
d = json.loads(line)
except ValueError as e:
raise error.InvalidMessage(str(e))
if 'action' not in d:
raise error.InvalidMessage("action required")
return Message(d['action'], d.get('payload'))
def drive_player(self, name, info):
log.info('drive_player: %r %r', name, info)
if name not in self.players:
raise error.NoSuchPlayer(name)
if 'action' not in info:
raise error.InvalidMessage("action required")
action = info['action']
if action not in actions.ALL:
raise error.InvalidMessage("invalid drive action %s" % action)
self.players[name].action = action
self.players[name].response_time = info.get('response_time', 1.0)
def dispatch(self, msg):
if self.name is None:
# New player
if msg.action != 'join':
raise error.ActionForbidden(msg.action)
if 'name' not in msg.payload:
raise error.InvalidMessage("name required")
self.name = msg.payload['name']
self.hub.add_player(self)
else:
# Registered player
if msg.action == 'drive':
self.hub.drive_player(self, msg.payload)
else:
raise error.ActionForbidden(msg.action)