mopidy/mopidy/mpd/actor.py
2014-02-07 09:06:10 +01:00

82 lines
2.5 KiB
Python

from __future__ import unicode_literals
import logging
import sys
import pykka
from mopidy import zeroconf
from mopidy.core import CoreListener
from mopidy.mpd import session
from mopidy.utils import encoding, network, process
logger = logging.getLogger(__name__)
class MpdFrontend(pykka.ThreadingActor, CoreListener):
def __init__(self, config, core):
super(MpdFrontend, self).__init__()
hostname = network.format_hostname(config['mpd']['hostname'])
self.hostname = hostname
self.port = config['mpd']['port']
self.zeroconf_name = config['mpd']['zeroconf']
self.zeroconf_service = None
try:
network.Server(
self.hostname, self.port,
protocol=session.MpdSession,
protocol_kwargs={
'config': config,
'core': core,
},
max_connections=config['mpd']['max_connections'],
timeout=config['mpd']['connection_timeout'])
except IOError as error:
logger.error(
'MPD server startup failed: %s',
encoding.locale_decode(error))
sys.exit(1)
logger.info('MPD server running at [%s]:%s', self.hostname, self.port)
def on_start(self):
if self.zeroconf_name:
self.zeroconf_service = zeroconf.Zeroconf(
stype='_mpd._tcp', name=self.zeroconf_name,
host=self.hostname, port=self.port)
if self.zeroconf_service.publish():
logger.debug(
'Registered MPD with Zeroconf as "%s"',
self.zeroconf_service.name)
else:
logger.debug('Registering MPD with Zeroconf failed.')
def on_stop(self):
if self.zeroconf_service:
self.zeroconf_service.unpublish()
process.stop_actors_by_class(session.MpdSession)
def send_idle(self, subsystem):
listeners = pykka.ActorRegistry.get_by_class(session.MpdSession)
for listener in listeners:
getattr(listener.proxy(), 'on_idle')(subsystem)
def playback_state_changed(self, old_state, new_state):
self.send_idle('player')
def tracklist_changed(self):
self.send_idle('playlist')
def options_changed(self):
self.send_idle('options')
def volume_changed(self, volume):
self.send_idle('mixer')
def mute_changed(self, mute):
self.send_idle('output')