self.pool = Pool()
self.pool_result = None
- def handle_input(self, input_, connection_id=None, abort_on_error=False,
- store=True):
+ 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)
+
+ 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:
- self.send_to(connection_id, 'UNHANDLED INPUT')
+ answer(connection_id, 'UNHANDLED_INPUT')
else:
if 'connection_id' in list(signature(command).parameters):
command(connection_id=connection_id)
with open(self.game_file_name, 'a') as f:
f.write(input_ + '\n')
except parser.ArgError as e:
- self.send_to(connection_id, 'ARGUMENT ERROR: ' + str(e))
- if abort_on_error:
- exit(1)
+ answer(connection_id, 'ARGUMENT_ERROR ' + self.quote(str(e)))
except server_.game.GameError as e:
- self.send_to(connection_id, 'GAME ERROR: ' + str(e))
- if abort_on_error:
- exit(1)
+ answer(connection_id, 'GAME_ERROR ' + self.quote(str(e)))
- def send_to(self, connection_id, msg):
- """Send msg to client of connection_id; if no later, print instead."""
+ def send(self, msg, connection_id=None):
if connection_id:
self.queues_out[connection_id].put(msg)
else:
- print(msg)
-
- def send_all(self, msg):
- """Send msg to all clients."""
- for connection_id in self.queues_out:
- self.send_to(connection_id, msg)
+ for connection_id in self.queues_out:
+ self.queues_out[connection_id].put(msg)
- def send_all_gamestate(self):
+ def send_gamestate(self, connection_id=None):
"""Send out game state data relevant to clients."""
def stringify_yx(tuple_):
"""Transform tuple (y,x) into string 'Y:'+str(y)+',X:'+str(x)."""
return 'Y:' + str(tuple_[0]) + ',X:' + str(tuple_[1])
- def quoted(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)
-
- self.send_all('NEW_TURN ' + str(self.world.turn))
- self.send_all('MAP_SIZE ' + stringify_yx(self.world.map_size))
- for y in range(self.world.map_size[0]):
- width = self.world.map_size[1]
- terrain_line = self.world.terrain_map[y * width:(y + 1) * width]
- self.send_all('TERRAIN_LINE %5s %s' % (y, quoted(terrain_line)))
- for thing in self.world.things:
- self.send_all('THING_TYPE %s %s' % (thing.id_, thing.type_))
- self.send_all('THING_POS %s %s' % (thing.id_,
- stringify_yx(thing.position)))
+ self.send('NEW_TURN ' + str(self.world.turn))
+ self.send('MAP_SIZE ' + stringify_yx(self.world.map_.size))
+ visible_map = self.world.get_player().get_visible_map()
+ for y in range(self.world.map_.size[0]):
+ self.send('VISIBLE_MAP_LINE %5s %s' %
+ (y, self.quote(visible_map.get_line(y))))
+ visible_things = self.world.get_player().get_visible_things()
+ for thing in visible_things:
+ self.send('THING_TYPE %s %s' % (thing.id_, thing.type_))
+ self.send('THING_POS %s %s' % (thing.id_,
+ stringify_yx(thing.position)))
def proceed(self):
"""Send turn finish signal, run game world, send new world data.
First sends 'TURN_FINISHED' message, then runs game world
until new player input is needed, then sends game state.
"""
- self.send_all('TURN_FINISHED ' + str(self.world.turn))
+ self.send('TURN_FINISHED ' + str(self.world.turn))
self.world.proceed_to_next_player_turn()
- self.send_all_gamestate()
+ msg = str(self.world.get_player().last_task_result)
+ self.send('LAST_PLAYER_TASK_RESULT ' + self.quote(msg))
+ self.send_gamestate()
def cmd_FIB(self, numbers, connection_id):
"""Reply with n-th Fibonacci numbers, n taken from tokens[1:].
Numbers are calculated in parallel as far as possible, using fib().
A 'CALCULATING …' message is sent to caller before the result.
"""
- self.send_to(connection_id, 'CALCULATING …')
+ self.send('CALCULATING …', connection_id)
results = self.pool.map(fib, numbers)
reply = ' '.join([str(r) for r in results])
- self.send_to(connection_id, reply)
+ self.send(reply, connection_id)
cmd_FIB.argtypes = 'seq:int:nonneg'
def cmd_INC_P(self, connection_id):
from time import sleep
if self.pool_result is not None:
self.pool_result.wait()
- self.send_all('TURN_FINISHED ' + str(self.world.turn))
+ self.send('TURN_FINISHED ' + str(self.world.turn))
sleep(1)
self.world.turn += 1
- self.send_all_gamestate()
+ self.send_gamestate()
self.pool_result = self.pool.map_async(fib, (35, 35))
for i in range(len(lines)):
line = lines[i]
print("FILE INPUT LINE %s: %s" % (i, line), end='')
- commander.handle_input(line, abort_on_error=True, store=False)
+ commander.handle_input(line, store=False)
else:
commander.handle_input('MAP_SIZE Y:5,X:5')
commander.handle_input('TERRAIN_LINE 0 "xxxxx"')