def start_client(self):
""" Start client thread """
self.conn = MpdConnection(self.host, self.port)
self.conn.connect()
thread = threading.Thread(target=self.mpd_event_listener)
thread.start()
def mpd_event_listener(self):
""" Starts the loop for listening MPD events """
while self.playing:
c = MpdConnection(self.host, self.port, reader_flags='r', encoding=None)
c.connect()
if not c.writer:
continue
c.writer.write(IDLE + "\n")
c.writer.flush()
line = None
try:
line = c.reader.readline() # blocking line
except:
break
if "player" in line:
volume = self.get_volume()
self.notify_volume_listeners(volume)
current = self.current()
current_title = None
try:
current_title = current["Title"]
except:
pass
if current_title:
self.notify_player_listeners(current_title)
def mpd_event_listener(self):
""" Starts the loop for listening MPD events """
while self.playing:
c = MpdConnection(self.host,
self.port,
reader_flags='r',
encoding=None)
c.connect()
if not c.writer:
continue
c.writer.write(IDLE + "\n")
c.writer.flush()
line = None
try:
line = c.reader.readline() # blocking line
logging.debug("line from idle: " + line)
except Exception as e:
logging.debug(e)
if line and "mixer" in line:
volume = self.get_volume()
self.notify_volume_listeners(volume)
continue
self.dispatch_callback(line)
c.disconnect()
class Mpdsocket(BasePlayer):
""" This class extends base player and provides communication with MPD process using TCP/IP socket """
def __init__(self):
""" Initializer. Starts separate thread for listening MPD events """
BasePlayer.__init__(self)
self.host = "localhost"
self.port = 6600 # this is default MPD port. If it was changed in mpd.conf it should be changed here as well
self.muted = False
self.playing = True
self.conn = None
self.dont_parse_track_name = False
self.current_volume_level = "-1"
def set_proxy(self, proxy_process, proxy=None):
""" mpd socket client doesn't use proxy """
pass
def start_client(self):
""" Start client thread """
self.conn = MpdConnection(self.host, self.port)
self.conn.connect()
thread = threading.Thread(target=self.mpd_event_listener)
thread.start()
def mpd_event_listener(self):
""" Starts the loop for listening MPD events """
while self.playing:
c = MpdConnection(self.host,
self.port,
reader_flags='r',
encoding=None)
c.connect()
if not c.writer:
continue
c.writer.write(IDLE + "\n")
c.writer.flush()
line = None
try:
line = c.reader.readline() # blocking line
logging.debug("line from idle: " + line)
except Exception as e:
logging.debug(e)
if line and "mixer" in line:
volume = self.get_volume()
self.notify_volume_listeners(volume)
continue
self.dispatch_callback(line)
c.disconnect()
def dispatch_callback(self, line):
""" Callback dispatcher
:line: line from idle command
"""
if self.player_mode == RADIO:
self.handle_radio_callback()
elif self.player_mode == CD_PLAYER:
self.handle_cdplayer_callback(line)
elif self.player_mode == AUDIO_FILES:
self.handle_audiofiles_callback()
elif self.player_mode == AUDIOBOOKS:
self.handle_audiobooks_callback(line)
elif self.player_mode == STREAM:
self.handle_radio_callback()
def handle_radio_callback(self):
""" Radio callback handler """
current = self.current()
current_title = self.util.get_dictionary_value(current, "Title")
if current_title == None:
return
current_title = current_title.strip()
current["current_title"] = current_title
current["state"] = self.util.get_dictionary_value(current, "state")
current["source"] = "player"
self.notify_player_listeners(current)
def handle_audiofiles_callback(self):
""" Audiofiles callback handler """
current = self.current()
status = self.status()
current_file = self.util.get_dictionary_value(current, "file")
current_title = self.util.get_dictionary_value(current, "Title")
current["current_track_id"] = self.util.get_dictionary_value(
current, "Track")
if not current_title:
try:
if not self.dont_parse_track_name:
current_title = current["file"]
tokens = current_title.split("/")
current_title = tokens[len(tokens) - 1]
except:
pass
if current_title == None and current_file == None:
self.notify_end_of_track_listeners()
return
elif current_title:
current_title = current_title.strip()
current["current_title"] = current_title
current["Time"] = self.util.get_dictionary_value(
status, Player.DURATION)
current["state"] = self.util.get_dictionary_value(status, "state")
current["source"] = "player"
track_time = self.util.get_dictionary_value(status, "time")
if track_time:
current["seek_time"] = track_time.replace(":", ".")
self.notify_player_listeners(current)
def handle_audiobooks_callback(self, line):
""" Audiobooks callback handler
:line: line from idle command
"""
current = self.current()
status = self.status()
current_title = self.util.get_dictionary_value(current, "Title")
current_file = self.util.get_dictionary_value(current, "file")
if current_title == None and current_file == None and "player" in line:
self.notify_end_of_track_listeners()
return
current_track_id = self.util.get_dictionary_value(current, "Track")
current["current_track_id"] = current_track_id
current["Time"] = self.util.get_dictionary_value(
status, Player.DURATION)
current["current_title"] = current_file
t = self.util.get_dictionary_value(status, "time")
if t:
track_time = t.replace(":", ".")
current["seek_time"] = track_time
current["state"] = self.util.get_dictionary_value(current, "state")
current["source"] = "player"
if current_file:
current_title = current["file"]
tokens = current_file.split("/")
current_title = tokens[len(tokens) - 1]
ct = urllib.parse.unquote(current_title)
current["file_name"] = ct
self.notify_player_listeners(current)
def handle_cdplayer_callback(self, line):
""" CD player callback handler
:line: line from idle command
"""
current = self.current()
status = self.status()
current_file = current_title = current_track_id = None
current_title = self.util.get_dictionary_value(current, "Title")
current_file = self.util.get_dictionary_value(current, "file")
current_track_id = self.util.get_dictionary_value(current, "Track")
current["current_track_id"] = current_track_id
current["Time"] = self.util.get_dictionary_value(
status, Player.DURATION)
current["state"] = status["state"]
current["source"] = "player"
if "playlist" in line and current_title == None:
return
if current_title == None and current_file == None:
self.notify_end_of_track_listeners()
return
current["cd_track_id"] = self.cd_track_id
current["file_name"] = "cdrom"
if self.cd_tracks:
current["current_title"] = self.cd_tracks[int(self.cd_track_id) -
1].name
else:
current[
"current_title"] = self.cd_drive_name + self.cd_track_title + " " + self.cd_track_id
try:
track_time = status["time"].replace(":", ".")
current["seek_time"] = track_time
except:
pass
self.notify_player_listeners(current)
def play(self, state):
""" Start playing specified track/station. First it cleans the playlist
then adds new track/station to the list and then starts playback
:param state: button state which contains the track/station info
"""
self.state = state
s = getattr(state, "playback_mode", None)
track_time = self.get_track_time(state)
if s and s == FILE_PLAYLIST:
track_number = str(state.playlist_track_number)
self.conn.command(PLAY + track_number)
self.seek(track_time)
self.mode = FILE_PLAYLIST
return
self.mode = FILE_AUDIO
url = getattr(state, "url", None)
if url == None: return
file_name = getattr(state, "file_name", None)
if file_name and getattr(state, "folder",
None) and not url.startswith("http"):
self.dont_parse_track_name = False
url = self.get_url(state)
else:
self.dont_parse_track_name = True
v = getattr(state, "volume", None)
if v and v != self.current_volume_level:
self.current_volume_level = v
self.set_volume(v)
if url.startswith("http") or url.startswith("https"):
url = self.encode_url(url)
elif url.startswith("cdda://"):
if file_name:
parts = file_name.split()
self.cd_track_id = parts[1].split("=")[1]
self.cd_drive_name = parts[0][len("cdda:///"):]
url = parts[0].replace("////",
"///") + os.sep + self.cd_track_id
self.current_url = url
batch = COMMAND_LIST_BEGIN + EOL
batch += CLEAR + EOL
batch += ADD + url + EOL
batch += PLAY + '0' + EOL
batch += COMMAND_LIST_END + EOL
self.conn.command(batch)
attempts = 100
attempt = 0
duration = None
while not self.player_mode != RADIO and not self.player_mode != STREAM and duration == None and attempt < attempts:
time.sleep(0.1)
duration = self.util.get_dictionary_value(self.status(),
"duration")
attempt += 1
logging.debug("atempt " + str(attempt))
if file_name and track_time != "0" and track_time != "0.0":
self.seek(track_time)
self.dispatch_callback("player")
if getattr(state, "pause", None):
self.pause()
def get_track_time(self, state):
""" Return track seek time
:param state: state object
:return: track seek time
"""
track_time = getattr(state, "track_time", None)
if track_time != None:
track_time = str(track_time)
if ":" in track_time:
track_time = track_time.replace(":", ".")
else:
track_time = "0"
return track_time
def stop(self, state=None):
""" Stop playback """
if self.conn:
self.conn.command(STOP)
def seek(self, time):
""" Jump to the specified position in the track
:param time: time position in track
"""
with self.lock:
self.conn.command(SEEKCUR + time)
def pause(self):
""" Pause playback """
self.conn.command(PAUSE)
def play_pause(self, pause_flag=None):
""" Play/Pause playback
:param pause_flag: play/pause flag
"""
if pause_flag:
self.conn.command(PAUSE)
else:
self.conn.command(RESUME)
with self.lock:
if self.muted:
self.muted = False
self.mute()
self.muted = True
else:
self.conn.command(SET_VOLUME + str(self.current_volume_level))
def set_volume(self, level):
""" Set volume level
:param level: new volume level
"""
with self.lock:
self.current_volume_level = level
self.conn.command(SET_VOLUME + str(level))
if self.muted:
self.muted = False
def get_volume(self):
""" Return current volume level
:return: volume level or -1 if not available
"""
with self.lock:
st = self.status()
volume = '-1'
try:
volume = st[GET_VOLUME]
except KeyError:
pass
if volume == "-1":
with self.lock:
volume = self.current_volume_level
return int(volume)
def mute(self):
""" Mute """
with self.lock:
self.muted = not self.muted
if self.muted:
v = self.get_volume()
if v != 0:
self.current_volume_level = v
self.conn.command(MUTE_2)
else:
self.conn.command(SET_VOLUME + " " +
str(self.current_volume_level))
def status(self):
""" Return the result of the STATUS command """
with self.lock:
return self.conn.read_dictionary(STATUS)
def current(self):
""" Return the current song """
with self.lock:
return self.conn.read_dictionary(CURRENT_SONG)
def shutdown(self):
""" Shutdown the player """
with self.lock:
self.playing = False
def get_current_track_time(self):
""" Return current track time
:return: current track time
"""
s = self.status()
t = None
try:
t = s[Player.DURATION]
except:
pass
return t
def get_current_playlist(self):
""" Return current playlist
:return: current playlist
"""
with self.lock:
d = self.conn.read_dictionary(RADIO_PLAYLIST)
playlist = []
for n in range(len(d)):
i = self.conn.read_dictionary(PLAYLIST_INFO + " " + str(n))
playlist.append(i["Title"])
return playlist
def load_playlist(self, state):
""" Load new playlist
:param state: state object defining playlist location
:return: new playlist
"""
self.conn.command(CLEAR)
self.conn.command(LOAD_PLAYLIST + self.get_url(state))
return self.get_current_playlist()
def notify_end_of_track_listeners(self):
""" Notify end of track listeners. Starts new thread to unblock player loop. """
thread = threading.Thread(target=self.handle_eof)
thread.start()
def handle_eof(self):
""" End of track notifier. Runs in separate thread. """
for listener in self.end_of_track_listeners:
listener()
def start_client(self):
""" Start client thread """
self.conn = MpdConnection(self.host, self.port)
thread = threading.Thread(target = self.mpd_event_listener)
thread.start()
class Mpdsocket(Player):
"""
Communicate with MPD process directly using TCP/IP socket.
Due to some weird timeout issue 'mpc' client is in use by default rather than this one.
"""
lock = threading.RLock()
def __init__(self):
""" Initializer. Starts separate thread for listening MPD events.
:param host: host where MPD process is running
:param port: port to which MPD process is listening to
"""
self.host = "localhost"
self.port = 6600
self.mute_flag = False
self.volume_listeners = []
self.player_listeners = []
self.playing = True
self.conn = None
def set_platform(self, linux):
""" Set platform flag """
self.linux = linux
def set_proxy(self, proxy):
""" mpd socket client doesn't use proxy """
pass
def start_client(self):
""" Start client thread """
self.conn = MpdConnection(self.host, self.port)
thread = threading.Thread(target = self.mpd_event_listener)
thread.start()
def mpd_event_listener(self):
""" Starts the loop for listening MPD events """
while self.playing:
c = MpdConnection(self.host, self.port, reader_flags='r', encoding=None)
c.connect()
if not c.writer:
continue
c.writer.write(IDLE + "\n")
c.writer.flush()
line = None
try:
line = c.reader.readline() # blocking line
except:
break
if "player" in line:
volume = self.get_volume()
self.notify_volume_listeners(volume)
current = self.current()
current_title = None
try:
current_title = current["Title"]
except:
pass
if current_title:
self.notify_player_listeners(current_title)
def add_volume_listener(self, listener):
""" Add volume listener
:param listener: volume event listener
"""
with self.lock:
if listener not in self.volume_listeners:
self.volume_listeners.append(listener)
def remove_volume_listener(self, listener):
""" Remove volume listener
:param listener: volume event listener
"""
with self.lock:
if listener in self.volume_listeners:
self.volume_listeners.remove(listener)
def add_player_listener(self, listener):
""" Add player status listener
:param listener: player status listener
"""
with self.lock:
if listener not in self.player_listeners:
self.player_listeners.append(listener)
def remove_player_listener(self, listener):
""" Remove player status listener
:param listener: player status listener
"""
with self.lock:
if listener in self.player_listeners:
self.player_listeners.remove(listener)
def notify_volume_listeners(self, volume):
""" Notify volume listeners about new volume level
:param volume: new volume level
"""
for listener in self.volume_listeners:
listener(volume)
def notify_player_listeners(self, status):
""" Notify player listeners about player status change
:param volume: new player status
"""
for listener in self.player_listeners:
listener(status)
def play(self, state):
""" Start playing specified station. First it cleans the playlist
then adds new station to the list and then starts playing that station
:param state: button state which contains the station to play
"""
self.conn.command(CLEAR)
self.conn.command(ADD + state.url)
self.conn.command(PLAY + '0')
def stop(self):
""" Stop playback """
self.conn.command(STOP)
def play_pause(self):
""" Play/pause playback """
status = self.status()
state = status.get(Player.STATE)
if state is not Player.PAUSED:
self.conn.command(PAUSE)
else:
self.conn.command(RESUME)
def set_volume(self, level):
""" Set volume level
:param level: new volume level
"""
self.conn.command(SET_VOLUME_2 + str(level))
if self.mute_flag:
self.mute_flag = False
def get_volume(self):
""" Return current volume level
:return: volume level or -1 if not available
"""
with self.lock:
st = self.status()
volume = '-1'
try:
volume = st[GET_VOLUME]
except KeyError:
pass
return int(volume)
def mute(self):
""" Mute """
self.mute_flag = not self.mute_flag
if self.mute_flag:
self.current_volume_level = self.get_volume()
self.conn.command(MUTE_2)
else:
self.conn.command(SET_VOLUME_2 + " " + str(self.current_volume_level))
def status(self):
""" Return the result of the STATUS command """
with self.lock:
return self.conn.read_dictionary(STATUS)
def current(self):
""" Return the current song """
with self.lock:
return self.conn.read_dictionary(CURRENT_SONG)
def shutdown(self):
""" Shutdoen the player """
self.playing = False
