- def send(self, msg, connection_id=None):
- """Send message msg to server's client(s) via self.queues_out.
-
- If a specific client is identified by connection_id, only
- sends msg to that one. Else, sends it to all clients
- identified in self.queues_out.
-
- """
- if connection_id:
- self.queues_out[connection_id].put(msg)
- else:
- for connection_id in self.queues_out:
- self.queues_out[connection_id].put(msg)
-
- def handle_input(self, input_, connection_id=None, store=True):
- """Process input_ to command grammar, call command handler if found."""
- from inspect import signature
-
- def answer(connection_id, msg):
- if connection_id:
- self.send(msg, connection_id)
- else:
- print(msg)
-
- try:
- command = self.parser.parse(input_)
- if command is None:
- answer(connection_id, 'UNHANDLED_INPUT')
- else:
- if 'connection_id' in list(signature(command).parameters):
- command(connection_id=connection_id)
- else:
- command()
- if store:
- with open(self.game_file_name, 'a') as f:
- f.write(input_ + '\n')
- except parser.ArgError as e:
- answer(connection_id, 'ARGUMENT_ERROR ' + self.quote(str(e)))
- except game.GameError as e:
- answer(connection_id, 'GAME_ERROR ' + self.quote(str(e)))
-
- def quote(self, string):
- """Quote & escape string so client interprets it as single token."""
- quoted = []
- quoted += ['"']
- for c in string:
- if c in {'"', '\\'}:
- quoted += ['\\']
- quoted += [c]
- quoted += ['"']
- return ''.join(quoted)
-