mopidy/mopidy/mpd/actor.py
2015-05-07 23:15:56 +02:00

80 lines
2.4 KiB
Python

from __future__ import absolute_import, unicode_literals
import logging
import pykka
from mopidy import exceptions, zeroconf
from mopidy.core import CoreListener
from mopidy.internal import encoding, network, process
from mopidy.mpd import session, uri_mapper
logger = logging.getLogger(__name__)
class MpdFrontend(pykka.ThreadingActor, CoreListener):
def __init__(self, config, core):
super(MpdFrontend, self).__init__()
self.hostname = network.format_hostname(config['mpd']['hostname'])
self.port = config['mpd']['port']
self.uri_map = uri_mapper.MpdUriMapper(core)
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,
'uri_map': self.uri_map,
},
max_connections=config['mpd']['max_connections'],
timeout=config['mpd']['connection_timeout'])
except IOError as error:
raise exceptions.FrontendError(
'MPD server startup failed: %s' %
encoding.locale_decode(error))
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,
port=self.port)
self.zeroconf_service.publish()
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')
def stream_title_changed(self, title):
self.send_idle('playlist')