590 lines
19 KiB
Python
590 lines
19 KiB
Python
import logging
|
|
import re
|
|
import sys
|
|
|
|
from mopidy import settings
|
|
from mopidy.exceptions import MpdAckError, MpdNotImplemented
|
|
|
|
logger = logging.getLogger('mpd.handler')
|
|
|
|
_request_handlers = {}
|
|
|
|
def register(pattern):
|
|
def decorator(func):
|
|
if pattern in _request_handlers:
|
|
raise ValueError(u'Tried to redefine handler for %s with %s' % (
|
|
pattern, func))
|
|
_request_handlers[pattern] = func
|
|
return func
|
|
return decorator
|
|
|
|
def flatten(the_list):
|
|
result = []
|
|
for element in the_list:
|
|
if isinstance(element, list):
|
|
result.extend(flatten(element))
|
|
else:
|
|
result.append(element)
|
|
return result
|
|
|
|
class MpdHandler(object):
|
|
def __init__(self, session=None, backend=None):
|
|
self.session = session
|
|
self.backend = backend
|
|
self.command_list = False
|
|
|
|
def handle_request(self, request, add_ok=True):
|
|
if self.command_list is not False and request != u'command_list_end':
|
|
self.command_list.append(request)
|
|
return None
|
|
for pattern in _request_handlers:
|
|
matches = re.match(pattern, request)
|
|
if matches is not None:
|
|
groups = matches.groupdict()
|
|
try:
|
|
result = _request_handlers[pattern](self, **groups)
|
|
except MpdAckError, e:
|
|
return self.handle_response(u'ACK %s' % e, add_ok=False)
|
|
if self.command_list is not False:
|
|
return None
|
|
else:
|
|
return self.handle_response(result, add_ok)
|
|
raise MpdAckError(u'Unknown command: %s' % request)
|
|
|
|
def handle_response(self, result, add_ok=True):
|
|
response = []
|
|
if result is None:
|
|
result = []
|
|
elif not isinstance(result, list):
|
|
result = [result]
|
|
for line in flatten(result):
|
|
if isinstance(line, dict):
|
|
for (key, value) in line.items():
|
|
response.append(u'%s: %s' % (key, value))
|
|
elif isinstance(line, tuple):
|
|
(key, value) = line
|
|
response.append(u'%s: %s' % (key, value))
|
|
else:
|
|
response.append(line)
|
|
if add_ok and (not response or not response[-1].startswith(u'ACK')):
|
|
response.append(u'OK')
|
|
return response
|
|
|
|
@register(r'^ack$')
|
|
def _ack(self):
|
|
"""
|
|
Always returns an 'ACK' and not 'OK'.
|
|
|
|
Not a part of the MPD protocol.
|
|
"""
|
|
raise MpdNotImplemented
|
|
|
|
@register(r'^add "(?P<uri>[^"]*)"$')
|
|
def _add(self, uri):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^addid "(?P<uri>[^"]*)"( (?P<songpos>\d+))*$')
|
|
def _add(self, uri, songpos=None):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^clear$')
|
|
def _clear(self):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^clearerror$')
|
|
def _clearerror(self):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^close$')
|
|
def _close(self):
|
|
self.session.do_close()
|
|
|
|
@register(r'^command_list_begin$')
|
|
def _command_list_begin(self):
|
|
self.command_list = []
|
|
self.command_list_ok = False
|
|
|
|
@register(r'^command_list_ok_begin$')
|
|
def _command_list_ok_begin(self):
|
|
self.command_list = []
|
|
self.command_list_ok = True
|
|
|
|
@register(r'^command_list_end$')
|
|
def _command_list_end(self):
|
|
(command_list, self.command_list) = (self.command_list, False)
|
|
(command_list_ok, self.command_list_ok) = (self.command_list_ok, False)
|
|
result = []
|
|
for command in command_list:
|
|
response = self.handle_request(command, add_ok=False)
|
|
if response is not None:
|
|
result.append(response)
|
|
if response and response[-1].startswith(u'ACK'):
|
|
return result
|
|
if command_list_ok:
|
|
response.append(u'list_OK')
|
|
return result
|
|
|
|
@register(r'^commands$')
|
|
def _commands(self):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^consume "(?P<state>[01])"$')
|
|
def _consume(self, state):
|
|
state = int(state)
|
|
if state:
|
|
raise MpdNotImplemented # TODO
|
|
else:
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^count "(?P<tag>[^"]+)" "(?P<needle>[^"]+)"$')
|
|
def _count(self, tag, needle):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^crossfade "(?P<seconds>\d+)"$')
|
|
def _crossfade(self, seconds):
|
|
seconds = int(seconds)
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^currentsong$')
|
|
def _currentsong(self):
|
|
if self.backend.playback.current_track is not None:
|
|
return self.backend.playback.current_track.mpd_format(
|
|
position=self.backend.playback.playlist_position)
|
|
|
|
@register(r'^decoders$')
|
|
def _decoders(self):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^delete "(?P<songpos>\d+)"$')
|
|
@register(r'^delete "(?P<start>\d+):(?P<end>\d+)*"$')
|
|
def _delete(self, songpos=None, start=None, end=None):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^deleteid "(?P<songid>\d+)"$')
|
|
def _deleteid(self, songid):
|
|
songid = int(songid)
|
|
try:
|
|
track = self.backend.current_playlist.get_by_id(songid)
|
|
return self.backend.current_playlist.remove(track)
|
|
except KeyError, e:
|
|
raise MpdAckError(unicode(e))
|
|
|
|
@register(r'^disableoutput "(?P<outputid>\d+)"$')
|
|
def _disableoutput(self, outputid):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^$')
|
|
def _empty(self):
|
|
pass
|
|
|
|
@register(r'^enableoutput "(?P<outputid>\d+)"$')
|
|
def _enableoutput(self, outputid):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^find "(?P<type>(album|artist|title))" "(?P<what>[^"]+)"$')
|
|
def _find(self, type, what):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^findadd "(?P<type>(album|artist|title))" "(?P<what>[^"]+)"$')
|
|
def _findadd(self, type, what):
|
|
result = self._find(type, what)
|
|
# TODO Add result to current playlist
|
|
#return result
|
|
|
|
@register(r'^idle$')
|
|
@register(r'^idle (?P<subsystems>.+)$')
|
|
def _idle(self, subsystems=None):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^kill$')
|
|
def _kill(self):
|
|
self.session.do_kill()
|
|
|
|
@register(r'^list "(?P<type>artist)"$')
|
|
@register(r'^list "(?P<type>album)"( "(?P<artist>[^"]+)")*$')
|
|
def _list(self, type, artist=None):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^listall "(?P<uri>[^"]+)"')
|
|
def _listall(self, uri):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^listallinfo "(?P<uri>[^"]+)"')
|
|
def _listallinfo(self, uri):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^listplaylist "(?P<name>[^"]+)"$')
|
|
def _listplaylist(self, name):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^listplaylistinfo "(?P<name>[^"]+)"$')
|
|
def _listplaylistinfo(self, name):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^listplaylists$')
|
|
def _listplaylists(self):
|
|
return [u'playlist: %s' % p.name
|
|
for p in self.backend.stored_playlists.playlists]
|
|
|
|
@register(r'^load "(?P<name>[^"]+)"$')
|
|
def _load(self, name):
|
|
matches = self.backend.stored_playlists.search(name)
|
|
if matches:
|
|
self.backend.current_playlist.load(matches[0])
|
|
self.backend.playback.new_playlist_loaded_callback()
|
|
|
|
@register(r'^lsinfo$')
|
|
@register(r'^lsinfo "(?P<uri>[^"]*)"$')
|
|
def _lsinfo(self, uri=None):
|
|
if uri == u'/' or uri is None:
|
|
return self._listplaylists()
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^move "(?P<songpos>\d+)" "(?P<to>\d+)"$')
|
|
@register(r'^move "(?P<start>\d+):(?P<end>\d+)*" "(?P<to>\d+)"$')
|
|
def _move(self, songpos=None, start=None, end=None, to=None):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^moveid "(?P<songid>\d+)" "(?P<to>\d+)"$')
|
|
def _moveid(self, songid, to):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^next$')
|
|
def _next(self):
|
|
return self.backend.playback.next()
|
|
|
|
@register(r'^notcommands$')
|
|
def _notcommands(self):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^outputs$')
|
|
def _outputs(self):
|
|
return [
|
|
('outputid', 0),
|
|
('outputname', self.backend.__class__.__name__),
|
|
('outputenabled', 1),
|
|
]
|
|
|
|
@register(r'^password "(?P<password>[^"]+)"$')
|
|
def _password(self, password):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^pause "(?P<state>[01])"$')
|
|
def _pause(self, state):
|
|
if int(state):
|
|
self.backend.playback.pause()
|
|
else:
|
|
self.backend.playback.resume()
|
|
|
|
@register(r'^ping$')
|
|
def _ping(self):
|
|
pass
|
|
|
|
@register(r'^play$')
|
|
def _play(self):
|
|
return self.backend.playback.play()
|
|
|
|
@register(r'^play "(?P<songpos>\d+)"$')
|
|
def _playpos(self, songpos):
|
|
songpos = int(songpos)
|
|
try:
|
|
track = self.backend.current_playlist.playlist.tracks[songpos]
|
|
return self.backend.playback.play(track)
|
|
except IndexError:
|
|
raise MpdAckError(u'Position out of bounds')
|
|
|
|
@register(r'^playid "(?P<songid>\d+)"$')
|
|
def _playid(self, songid):
|
|
songid = int(songid)
|
|
try:
|
|
track = self.backend.current_playlist.get_by_id(songid)
|
|
return self.backend.playback.play(track)
|
|
except KeyError, e:
|
|
raise MpdAckError(unicode(e))
|
|
|
|
@register(r'^playlist$')
|
|
def _playlist(self):
|
|
return self._playlistinfo()
|
|
|
|
@register(r'^playlistadd "(?P<name>[^"]+)" "(?P<uri>[^"]+)"$')
|
|
def _playlistadd(self, name, uri):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^playlistclear "(?P<name>[^"]+)"$')
|
|
def _playlistclear(self, name):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^playlistdelete "(?P<name>[^"]+)" "(?P<songpos>\d+)"$')
|
|
def _playlistdelete(self, name, songpos):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^playlistfind "(?P<tag>[^"]+)" "(?P<needle>[^"]+)"$')
|
|
def _playlistfind(self, tag, needle):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^playlistid( "(?P<songid>\S+)")*$')
|
|
def _playlistid(self, songid=None):
|
|
return self.backend.current_playlist.playlist.mpd_format()
|
|
|
|
@register(r'^playlistinfo$')
|
|
@register(r'^playlistinfo "(?P<songpos>\d+)"$')
|
|
@register(r'^playlistinfo "(?P<start>\d+):(?P<end>\d+)*"$')
|
|
def _playlistinfo(self, songpos=None, start=None, end=None):
|
|
if songpos is not None:
|
|
songpos = int(songpos)
|
|
return self.backend.current_playlist.playlist.mpd_format(
|
|
songpos, songpos + 1)
|
|
else:
|
|
if start is None:
|
|
start = 0
|
|
start = int(start)
|
|
if end is not None:
|
|
end = int(end)
|
|
return self.backend.current_playlist.playlist.mpd_format(start, end)
|
|
|
|
@register(r'^playlistmove "(?P<name>[^"]+)" "(?P<songid>\d+)" "(?P<songpos>\d+)"$')
|
|
def _playlistdelete(self, name, songid, songpos):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^playlistsearch "(?P<tag>[^"]+)" "(?P<needle>[^"]+)"$')
|
|
def _playlistsearch(self, tag, needle):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^plchanges "(?P<version>\d+)"$')
|
|
def _plchanges(self, version):
|
|
if int(version) < self.backend.current_playlist.version:
|
|
return self.backend.current_playlist.playlist.mpd_format()
|
|
|
|
@register(r'^plchangesposid "(?P<version>\d+)"$')
|
|
def _plchangesposid(self, version):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^previous$')
|
|
def _previous(self):
|
|
return self.backend.playback.previous()
|
|
|
|
@register(r'^rename "(?P<old_name>[^"]+)" "(?P<new_name>[^"]+)"$')
|
|
def _rename(self, old_name, new_name):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^random "(?P<state>[01])"$')
|
|
def _random(self, state):
|
|
state = int(state)
|
|
if state:
|
|
raise MpdNotImplemented # TODO
|
|
else:
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^repeat "(?P<state>[01])"$')
|
|
def _repeat(self, state):
|
|
state = int(state)
|
|
if state:
|
|
raise MpdNotImplemented # TODO
|
|
else:
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^replay_gain_mode "(?P<mode>(off|track|album))"$')
|
|
def _replay_gain_mode(self, mode):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^replay_gain_status$')
|
|
def _replay_gain_status(self):
|
|
return u'off' # TODO
|
|
|
|
@register(r'^rescan( "(?P<uri>[^"]+)")*$')
|
|
def _update(self, uri=None):
|
|
return self._update(uri, rescan_unmodified_files=True)
|
|
|
|
@register(r'^rm "(?P<name>[^"]+)"$')
|
|
def _rm(self, name):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^save "(?P<name>[^"]+)"$')
|
|
def _save(self, name):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^search "(?P<type>(album|artist|filename|title))" "(?P<what>[^"]+)"$')
|
|
def _search(self, type, what):
|
|
return self.backend.library.search(type, what).mpd_format(
|
|
search_result=True)
|
|
|
|
@register(r'^seek "(?P<songpos>\d+)" "(?P<seconds>\d+)"$')
|
|
def _seek(self, songpos, seconds):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^seekid "(?P<songid>\d+)" "(?P<seconds>\d+)"$')
|
|
def _seekid(self, songid, seconds):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^setvol "(?P<volume>-*\d+)"$')
|
|
def _setvol(self, volume):
|
|
volume = int(volume)
|
|
if volume < 0:
|
|
volume = 0
|
|
if volume > 100:
|
|
volume = 100
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^shuffle$')
|
|
@register(r'^shuffle "(?P<start>\d+):(?P<end>\d+)*"$')
|
|
def _shuffle(self, start=None, end=None):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^single "(?P<state>[01])"$')
|
|
def _single(self, state):
|
|
state = int(state)
|
|
if state:
|
|
raise MpdNotImplemented # TODO
|
|
else:
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^stats$')
|
|
def _stats(self):
|
|
return {
|
|
'artists': 0, # TODO
|
|
'albums': 0, # TODO
|
|
'songs': 0, # TODO
|
|
'uptime': self.session.stats_uptime(),
|
|
'db_playtime': 0, # TODO
|
|
'db_update': 0, # TODO
|
|
'playtime': 0, # TODO
|
|
}
|
|
|
|
@register(r'^stop$')
|
|
def _stop(self):
|
|
self.backend.playback.stop()
|
|
|
|
@register(r'^status$')
|
|
def _status(self):
|
|
result = [
|
|
('volume', self._status_volume()),
|
|
('repeat', self._status_repeat()),
|
|
('random', self._status_random()),
|
|
('single', self._status_single()),
|
|
('consume', self._status_consume()),
|
|
('playlist', self._status_playlist_version()),
|
|
('playlistlength', self._status_playlist_length()),
|
|
('xfade', self._status_xfade()),
|
|
('state', self._status_state()),
|
|
]
|
|
if self.backend.playback.current_track is not None:
|
|
result.append(('song', self._status_songpos()))
|
|
result.append(('songid', self._status_songid()))
|
|
if self.backend.playback.state in (
|
|
self.backend.playback.PLAYING, self.backend.playback.PAUSED):
|
|
result.append(('time', self._status_time()))
|
|
result.append(('bitrate', self._status_bitrate()))
|
|
return result
|
|
|
|
def _status_bitrate(self):
|
|
if self.backend.playback.current_track is not None:
|
|
return self.backend.playback.current_track.bitrate
|
|
|
|
def _status_consume(self):
|
|
if self.backend.playback.consume:
|
|
return 1
|
|
else:
|
|
return 0
|
|
|
|
def _status_playlist_length(self):
|
|
return self.backend.current_playlist.playlist.length
|
|
|
|
def _status_playlist_version(self):
|
|
return self.backend.current_playlist.version
|
|
|
|
def _status_random(self):
|
|
if self.backend.playback.random:
|
|
return 1
|
|
else:
|
|
return 0
|
|
|
|
def _status_repeat(self):
|
|
if self.backend.playback.repeat:
|
|
return 1
|
|
else:
|
|
return 0
|
|
|
|
def _status_single(self):
|
|
return 0 # TODO
|
|
|
|
def _status_songid(self):
|
|
if self.backend.playback.current_track.id is not None:
|
|
return self.backend.playback.current_track.id
|
|
else:
|
|
return self._status_songpos()
|
|
|
|
def _status_songpos(self):
|
|
return self.backend.playback.playlist_position
|
|
|
|
def _status_state(self):
|
|
if self.backend.playback.state == self.backend.playback.PLAYING:
|
|
return u'play'
|
|
elif self.backend.playback.state == self.backend.playback.STOPPED:
|
|
return u'stop'
|
|
elif self.backend.playback.state == self.backend.playback.PAUSED:
|
|
return u'pause'
|
|
|
|
def _status_time(self):
|
|
return u'%s:%s' % (
|
|
self._status_time_elapsed(), self._status_time_total())
|
|
|
|
def _status_time_elapsed(self):
|
|
return self.backend.playback.time_position
|
|
|
|
def _status_time_total(self):
|
|
if self.backend.playback.current_track is None:
|
|
return 0
|
|
elif self.backend.playback.current_track.length is None:
|
|
return 0
|
|
else:
|
|
return self.backend.playback.current_track.length // 1000
|
|
|
|
def _status_volume(self):
|
|
if self.backend.playback.volume is not None:
|
|
return self.backend.playback.volume
|
|
else:
|
|
return 0
|
|
|
|
def _status_xfade(self):
|
|
return 0 # TODO
|
|
|
|
@register(r'^sticker delete "(?P<type>[^"]+)" "(?P<uri>[^"]+)"( "(?P<name>[^"]+)")*$')
|
|
def _sticker_delete(self, type, uri, name=None):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^sticker find "(?P<type>[^"]+)" "(?P<uri>[^"]+)" "(?P<name>[^"]+)"$')
|
|
def sticker_find(self, type, uri, name):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^sticker get "(?P<type>[^"]+)" "(?P<uri>[^"]+)" "(?P<name>[^"]+)"$')
|
|
def _sticker_get(self, type, uri, name):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^sticker list "(?P<type>[^"]+)" "(?P<uri>[^"]+)"$')
|
|
def _sticker_list(self, type, uri):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^sticker set "(?P<type>[^"]+)" "(?P<uri>[^"]+)" "(?P<name>[^"]+)" "(?P<value>[^"]+)"$')
|
|
def _sticker_set(self, type, uri, name, value):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^swap "(?P<songpos1>\d+)" "(?P<songpos2>\d+)"$')
|
|
def _swap(self, songpos1, songpos2):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^swapid "(?P<songid1>\d+)" "(?P<songid2>\d+)"$')
|
|
def _swapid(self, songid1, songid2):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^tagtypes$')
|
|
def _tagtypes(self):
|
|
raise MpdNotImplemented # TODO
|
|
|
|
@register(r'^update( "(?P<uri>[^"]+)")*$')
|
|
def _update(self, uri=None, rescan_unmodified_files=False):
|
|
return {'updating_db': 0} # TODO
|
|
|
|
@register(r'^urlhandlers$')
|
|
def _urlhandlers(self):
|
|
return self.backend.uri_handlers
|