trackinfo = {
'name':
track.get('name'),
'artists':
', '.join([artist.get('name') for artist in track.get('artists')])
}
print('Now playing: {artists} - {name}'.format(**trackinfo))
def show_tracklist(tracklist):
print_nice('> Current Tracklist: ', tracklist, format='tracklist')
mopidy = MopidyClient()
mopidy.bind_event('track_playback_started', print_track_info)
mopidy.tracklist.get_tl_tracks(on_result=show_tracklist)
mopidy.tracklist.add(uris=[
'local:track:01%20Home%20Recording.m4a',
'local:track:Zonder%20totetrekkerie.mp3'
])
mopidy.tracklist.get_tl_tracks(on_result=show_tracklist)
mopidy.playback.play()
if __name__ == '__main__':
# Main loop
class MopidyWSCLI(object):
def __init__(self, debug=False):
super(MopidyWSCLI, self).__init__()
print('Starting Mopidy Websocket Client CLI DEMO ...')
# Init variables
self.state = 'stopped'
self.uri = None
self.save_results = False
self.debug_flag = debug
# Instantiate Mopidy Client
self.mopidy = MopidyClient(ws_url='ws://localhost:6680/mopidy/ws',
error_handler=self.on_server_error,
connection_handler=self.on_connection,
autoconnect=False,
retry_max=10,
retry_secs=10)
self.mopidy.debug_client(self.debug_flag)
self.bind_events()
self.mopidy.connect()
def on_connection(self, conn_state):
if conn_state:
# Initialize mopidy track and state
self.state = self.mopidy.playback.get_state(timeout=5)
tl_track = self.mopidy.playback.get_current_tl_track(timeout=15)
self.track_playback_started(tl_track)
else:
self.state = 'stopped'
self.uri = None
def bind_events(self):
self.mopidy.bind_event('playback_state_changed',
self.playback_state_changed)
self.mopidy.bind_event('stream_title_changed',
self.stream_title_changed)
self.mopidy.bind_event('options_changed', self.options_changed)
self.mopidy.bind_event('volume_changed', self.volume_changed)
self.mopidy.bind_event('mute_changed', self.mute_changed)
self.mopidy.bind_event('seeked', self.seeked)
#self.mopidy.bind_event('audio_message', audio_message)
def gen_uris(self, input_uris=None):
presets = {
'bt': ['bt:stream'],
'spotify': ['spotifyweb:yourmusic:songs'],
'epic': ['tunein:station:s213847'],
'flaix': ['tunein:station:s24989'],
'tunein': ['tunein:root'],
'uri': [self.uri],
'none': [None],
'test': [
'spotify:track:4ZiMMIaoK9sSI1iQIvHSq8',
'tunein:station:s24989',
'podcast+http://feeds.feedburner.com/aokishouse#http://traffic.libsyn.com/steveaoki/037_AOKIS_HOUSE_-_STEVE_AOKI.mp3',
'bt:stream',
],
}
if not input_uris:
return [self.uri]
output_uris = []
for uri in input_uris:
if uri in presets:
output_uris += presets[uri]
else:
output_uris += [uri]
return output_uris
def prompt(self):
symbol = {
'playing': '|>',
'paused': '||',
'stopped': '[]',
None: '--',
}
uri = self.uri
prompt_line = 'Mopidy %s>> ' % (
# '{%s}(%s)' % (symbol[self.state], uri)
'(%s)' % (symbol[self.state])
if self.mopidy.is_connected() else '[OFFLINE]')
user_input = input(prompt_line)
command_line = user_input.strip(' \t\n\r').split(' ')
command = command_line[0].lower()
args = command_line[1:]
return command, args
@staticmethod
def command_on_off(args, getter, setter):
if args:
if args[0].lower() in {'on', 'yes', 'true'}:
new_value = True
elif args[0].lower() in {'off', 'no', 'false'}:
new_value = False
else:
current_value = getter(timeout=15)
new_value = not current_value
setter(new_value)
@staticmethod
def command_numeric(args, getter, setter, callback=None, step=1, res=1):
if args:
arg_value = args[0]
current_value = 0
relative = +1 if arg_value.startswith('+') \
else -1 if arg_value.startswith('-') \
else 0
if relative:
current_value = getter(timeout=15)
arg_value = arg_value[1:]
else:
relative = 1
if unicode(arg_value).isnumeric():
step = int(arg_value)
elif arg_value:
return
new_value = current_value + step * relative * res
new_value = max(new_value, 0)
setter(new_value)
else:
# No argument, get current value
getter(on_result=callback)
def get_debug(self, **kwargs):
return self.debug_flag
def set_debug(self, value, **kwargs):
self.debug_flag = value
self.mopidy.debug_client(self.debug_flag)
print('> Debugging mopidy-json-client : %s' % self.debug_flag)
def get_save_results(self, **kwargs):
return self.save_results
def set_save_results(self, value, **kwargs):
self.save_results = value
print('> Saving Results to file : %s' % value)
def execute_command(self, command, args=[]):
# Exit demo program
if (command == 'exit'):
self.mopidy.disconnect()
time.sleep(0.2)
exit()
# Connection methods
elif (command == 'connect'):
self.mopidy.connect()
elif (command == 'disconnect'):
self.mopidy.disconnect()
# Core methods
elif (command == 'api'):
core_api = self.mopidy.core.describe(timeout=40)
if args:
filtered_api = {
method: desc
for method, desc in core_api.items()
if any([arg in method for arg in args])
}
print_nice('*** MOPIDY CORE API [%s] ***' % ', '.join(args),
filtered_api)
else:
print_nice('*** MOPIDY CORE API ***', core_api)
elif (command == 'version'):
mopidy_version = self.mopidy.core.get_version(timeout=5)
client_version = self.mopidy.get_client_version()
print_nice('Mopidy Core Version: ', mopidy_version)
print_nice('Mopidy-JSON Client Version: ', client_version)
elif (command == 'send'):
if args:
kwargs = {}
try:
for arg in args[1:]:
words = arg.split('=')
key = words[0]
value = int(words[1]) if unicode(words[1]).isnumeric() \
else words[1]
kwargs.update({key: value})
if 'timeout' not in kwargs:
kwargs['timeout'] = 40
result = self.mopidy.core.send(args[0], **kwargs)
print_nice('Result: ', result)
except Exception as ex:
print_nice('Exception: ', ex, format='error')
else:
print('Use %s <method> <arg1=vaue1> <arg2=value2> ...\n' %
command)
elif (command == 'debug'):
self.command_on_off(args,
getter=self.get_debug,
setter=self.set_debug)
# Get current track and update self.uri
elif (command == 'track'):
tl_track = self.mopidy.playback.get_current_tl_track(timeout=10)
self.track_playback_started(tl_track)
elif (command == 'stream'):
self.mopidy.playback.get_stream_title(
on_result=self.stream_title_changed)
elif (command == 'pos'):
self.command_numeric(args,
getter=self.mopidy.playback.get_time_position,
setter=self.mopidy.playback.seek,
callback=self.seeked,
step=30,
res=1000)
elif (command == 'state'):
self.state = self.mopidy.playback.get_state(timeout=5)
print_nice('Playback State: ', self.state)
# Playback commands
elif (command == 'play'):
if args:
if unicode(args[0]).isnumeric():
self.mopidy.playback.play(tlid=int(args[0]))
else:
self.mopidy.playback.play()
elif (command == 'pause'):
self.mopidy.playback.pause()
elif (command == 'stop'):
self.mopidy.playback.stop()
elif (command == 'resume'):
self.mopidy.playback.resume()
elif (command == 'next'):
self.mopidy.playback.next()
elif (command in ('prev', 'previous')):
self.mopidy.playback.previous()
# Mixer commands
elif (command in ('vol', 'volume')):
self.command_numeric(args,
getter=self.mopidy.mixer.get_volume,
setter=self.mopidy.mixer.set_volume,
callback=self.volume_changed,
step=10)
elif (command == 'mute'):
self.command_on_off(args,
getter=self.mopidy.mixer.get_mute,
setter=self.mopidy.mixer.set_mute)
# Tracklist commands
elif (command == 'tracklist'):
self.mopidy.tracklist.get_tl_tracks(on_result=self.show_tracklist)
elif (command == 'add'):
self.mopidy.tracklist.add(uris=self.gen_uris(args))
elif (command == 'del'):
if args and all([unicode(arg).isnumeric() for arg in args]):
self.mopidy.tracklist.remove(
criteria={'tlid': [int(i) for i in args]})
elif (command == 'clear'):
self.mopidy.tracklist.clear()
elif (command == 'shuffle'):
self.mopidy.tracklist.shuffle()
elif (command == 'random'):
self.command_on_off(args,
getter=self.mopidy.tracklist.get_random,
setter=self.mopidy.tracklist.set_random)
elif (command == 'single'):
self.command_on_off(args,
getter=self.mopidy.tracklist.get_single,
setter=self.mopidy.tracklist.set_single)
elif (command == 'repeat'):
self.command_on_off(args,
getter=self.mopidy.tracklist.get_repeat,
setter=self.mopidy.tracklist.set_repeat)
elif (command == 'consume'):
self.command_on_off(args,
getter=self.mopidy.tracklist.get_consume,
setter=self.mopidy.tracklist.set_consume)
elif (command == 'options'):
self.options_changed()
elif (command == 'playlists'):
self.mopidy.playlists.as_list(on_result=self.show_playlists)
# 'Tune' the given URIs uris and play them
elif (command == 'tune'):
if args:
self.mopidy.tracklist.clear()
self.mopidy.tracklist.add(uris=self.gen_uris(args))
self.mopidy.playback.play()
self.execute_command('track')
# History methods
elif (command == 'history'):
self.mopidy.history.get_history(on_result=self.show_history)
# Library methods
elif (command == 'browse'):
uri = self.gen_uris(args)[0]
result = self.mopidy.library.browse(uri=uri, timeout=30)
print_nice('> Browsing %s :' % uri, result, format='browse')
elif (command in ['info', 'lookup', 'detail']):
info = self.mopidy.library.lookup(uris=self.gen_uris(args),
timeout=30)
print_nice('> Lookup on URIs: ',
info,
format='expand' if command == 'detail' else 'lookup')
elif (command in ['image', 'images']):
images = self.mopidy.library.get_images(uris=self.gen_uris(args),
timeout=30)
print_nice('> Images for URIs :', images, format='images')
elif (command == 'search'):
if args:
uris = []
search_terms = []
for arg in args:
if arg.startswith('#'):
arg = self.gen_uris(arg)
if ':' in arg:
uris.append(arg)
else:
search_terms.append(arg)
if not uris:
uris = []
self.mopidy.library.search(query={'any': search_terms},
uris=uris,
on_result=self.show_search_results)
# Set current uri
elif (command == 'uri'):
if args:
self.uri = self.gen_uris([' '.join(args)])[0]
print_nice("> Current URI: ", self.uri)
elif (command == 'save'):
self.command_on_off(args,
getter=self.get_save_results,
setter=self.set_save_results)
elif command != '':
print(" Unknown command '%s'" % command)
# Request callbacks
def show_search_results(self, search_results):
print_nice('> Search Results: ', search_results, format='search')
if self.save_results:
with open('result_search.json', 'w') as json_file:
json.dump(search_results, json_file)
def show_tracklist(self, tracklist):
print_nice('> Current Tracklist: ', tracklist, format='tracklist')
if self.save_results:
with open('result_tracklist.json', 'w') as json_file:
json.dump(tracklist, json_file)
def show_playlists(self, playlists):
print_nice('> User Playlists: ', playlists, format='browse')
if self.save_results:
with open('result_playlists.json', 'w') as json_file:
json.dump(playlists, json_file)
def show_history(self, history):
print_nice('> History: ', history, format='history')
if self.save_results:
with open('result_history.json', 'w') as json_file:
json.dump(history, json_file)
# Server Error Handler
def on_server_error(self, error):
print_nice('[SERVER_ERROR] ', error, format='error')
# Mopidy Corelistener Events
def stream_title_changed(self, title):
print_nice('> Stream Title: ', title)
def volume_changed(self, volume):
print_nice('> Current volume is ', volume, format='volume')
def playback_state_changed(self, old_state, new_state):
self.state = new_state
print_nice('> Playback state changed to ', self.state)
def mute_changed(self, mute):
print_nice('> Mute State is ', mute, format='mute')
def options_changed(self):
options = {
'random': self.mopidy.tracklist.get_random(timeout=10),
'single': self.mopidy.tracklist.get_single(timeout=10),
'consume': self.mopidy.tracklist.get_consume(timeout=10),
'repeat': self.mopidy.tracklist.get_repeat(timeout=10)
}
print_nice('Tracklist Options:', options, format='expand')
def track_playback_started(self, tl_track):
track = tl_track.get('track') if tl_track else None
self.uri = track.get('uri') if track else None
print_nice('> Current Track: ', track, format='track')
def seeked(self, time_position):
print_nice('> Current Position is ',
time_position,
format='time_position')
class MopidyListenerClient(MopidyClient):
"""A simple mopidy Client class using the JSON WS interface of mopidy"""
def __init__(self, debug=False):
applog.debug('Initializing MopidyClient ...')
# Init variables
self.state = 'stopped'
self.uri = None
self.save_results = False
self.debug_flag = debug
# Instantiate Mopidy Client
self.mopidy = MopidyClient(
ws_url='ws://localhost:6680/mopidy/ws',
#event_handler=self.on_event,
connection_handler=self.on_connection,
autoconnect=False,
retry_max=None,
retry_secs=10)
self.mopidy.debug_client(self.debug_flag)
self.mopidy.bind_event('playback_state_changed',
self.playback_state_changed)
self.mopidy.connect()
# Instantiate Timer Objects
self.backlight_dim_timer = None
self.backlight_off_timer = None
# Functions for Timer Objects
def bl_dim(self):
applog.info("dimming backlight... ")
sysfile = open("/sys/class/backlight/rpi_backlight/brightness", "w")
sysfile.write(str(20))
sysfile.close()
def bl_off(self):
applog.info("turning off backlight ")
sysfile = open("/sys/class/backlight/rpi_backlight/bl_power", "w")
sysfile.write(str(1))
sysfile.close()
def bl_on(self):
applog.info("turning on backlight ")
sysfile = open("/sys/class/backlight/rpi_backlight/bl_power", "w")
sysfile.write(str(0))
sysfile.close()
#wait some time for the previous SPI command to finish
time.sleep(0.5)
#applog.info ("setting max brightness")
sysfile = open("/sys/class/backlight/rpi_backlight/brightness", "w")
sysfile.write(str(255))
sysfile.close()
def playback_state_changed(self, old_state, new_state):
self.state = new_state
applog.info('State changed: ' + str(old_state) + ' => ' +
str(self.state))
self.backlight_timer_control()
def backlight_timer_control(self):
#Handle backlight timers
#try to stop existing timers before starting new timers
applog.debug("stopping backlight timers ")
if (self.backlight_dim_timer is not None):
self.backlight_dim_timer.cancel()
if (self.backlight_off_timer is not None):
self.backlight_off_timer.cancel()
#applog.debug ("turn on backlight")
self.bl_on()
if (self.state != 'playing'):
applog.debug("starting backlight timers")
self.backlight_dim_timer = Timer(30.0, self.bl_dim)
self.backlight_off_timer = Timer(60.0, self.bl_off)
self.backlight_dim_timer.start()
self.backlight_off_timer.start()
def on_connection(self, conn_state):
if conn_state:
# Initialize mopidy track and state
self.state = self.mopidy.playback.get_state(timeout=5)
tl_track = self.mopidy.playback.get_current_tl_track(timeout=15)
#self.track_playback_started(tl_track)
#applog.debug ("On Conn: Current state "+self.state)
self.backlight_timer_control()
else:
self.state = 'stopped'
self.uri = None
def playback_play(self):
self.mopidy.playback.play()
def playback_pause(self):
self.mopidy.playback.pause()
def playback_stop(self):
self.mopidy.playback.stop()
def tracklist_clear(self):
self.mopidy.tracklist.clear()
def tracklist_tune(self, uri):
self.mopidy.playback.stop()
self.mopidy.tracklist.clear()
self.mopidy.tracklist.add(at_position=1, uri=uri)
self.mopidy.mixer.set_volume(100)
self.mopidy.playback.play()
class MediaManager(EventDispatcher):
connected = BooleanProperty(False)
current = ObjectProperty(TrackControl(
refresh_method='playback.get_current_tl_track', refresh_args={}),
rebind=True)
prev = ObjectProperty(TrackControl(
refresh_method='tracklist.previous_track',
refresh_args={'tl_track': None}),
rebind=True)
next = ObjectProperty(TrackControl(refresh_method='tracklist.next_track',
refresh_args={'tl_track': None}),
rebind=True)
eot = ObjectProperty(TrackControl(refresh_method='tracklist.eot_track',
refresh_args={'tl_track': None}),
rebind=True)
state = ObjectProperty(PlaybackControl(), rebind=True)
mixer = ObjectProperty(MixerControl(), rebind=True)
options = ObjectProperty(OptionsControl(), rebind=True)
queue = ObjectProperty(QueueControl(), rebind=True)
browser = ObjectProperty(BrowserControl(), rebind=True)
history = ObjectProperty(HistoryControl(), rebind=True)
def __init__(self, **kwargs):
super(MediaManager, self).__init__(**kwargs)
self.app = App.get_running_app()
MediaController.app = self.app
self.mopidy = MopidyClient(
ws_url='ws://' + self.app.MOPIDY_SERVER + '/mopidy/ws',
version='2.0.1',
error_handler=self.on_mopidy_error,
connection_handler=self.on_connection,
)
# self.mopidy.debug_client(True)
self.controllers = (self.state, self.mixer, self.options, self.current,
self.next, self.prev, self.queue, self.browser,
self.history)
self.bind_events()
@mainthread
def on_connection(self, connection_state, *args):
self.connected = connection_state
if self.connected:
self.set_interfaces()
self.init_player_state()
else:
self.reset_player_state()
Clock.schedule_once(self.choose_window, 5)
def choose_window(self, *args, **kwargs):
if not self.connected:
screen = 'system'
elif self.state.playback_state != 'stopped':
screen = 'playback'
elif self.queue.tracklist:
screen = 'tracklist'
else:
screen = 'browse'
self.app.main.switch_to(screen=screen)
def set_interfaces(self):
# Set mopidy accesible to every MediaController subclass
MediaController.set_server(self.mopidy)
PlaybackControl.set_interface(self.mopidy.playback)
MixerControl.set_interface(self.mopidy.mixer)
OptionsControl.set_interface(self.mopidy.tracklist)
QueueControl.set_interface(self.mopidy.tracklist)
BrowserControl.set_interface(self.mopidy.library)
HistoryControl.set_interface(self.mopidy.history)
def bind_events(self, *args):
# Clear previous events to avoid duplicity
self.mopidy.listener.clear()
# Mixer events
self.mopidy.bind_event('volume_changed', self.mixer.update_volume)
self.mopidy.bind_event('mute_changed', self.mixer.update_mute)
# State events
self.mopidy.bind_event('playback_state_changed',
self.state.set_playback_state)
self.mopidy.bind_event('seeked', self.state.set_time_position)
self.mopidy.bind_event('stream_title_changed',
self.state.set_stream_title)
# Playback events
self.mopidy.bind_event('track_playback_started',
self.track_playback_started)
self.mopidy.bind_event('track_playback_ended',
self.track_playback_ended)
self.mopidy.bind_event('track_playback_paused',
self.track_playback_paused_or_resumed)
self.mopidy.bind_event('track_playback_resumed',
self.track_playback_paused_or_resumed)
# Current track updates
self.current.bind(item=self.refresh_context_info)
self.state.bind(on_next=self.current.refresh,
on_prev=self.current.refresh)
# Context update: Options and Tracklist
self.mopidy.bind_event('options_changed', self.options.refresh)
self.mopidy.bind_event('tracklist_changed', self.queue.refresh)
self.mopidy.bind_event('options_changed', self.refresh_context_info)
self.mopidy.bind_event('tracklist_changed', self.refresh_context_info)
def init_player_state(self):
for controller in self.controllers:
controller.refresh()
def reset_player_state(self):
for controller in self.controllers:
controller.reset()
def on_mopidy_error(self, error):
self.app.main.show_error(error=error)
@triggered(3)
def check_info_on_track_end(self, *args):
for controller in (self.state, self.current):
controller.refresh()
@triggered(1)
def refresh_context_info(self, *args):
for trackitem in (self.next, self.prev, self.eot):
trackitem.refresh()
# Track playback events
@mainthread
def track_playback_started(self, tl_track):
self.check_info_on_track_end.cancel()
self.state.set_time_position(0)
self.current.set_tl_track(tl_track)
self.history.refresh()
@mainthread
def track_playback_ended(self, time_position, tl_track):
self.state.set_time_position(0)
self.state.set_stream_title(None)
self.check_info_on_track_end()
@mainthread
def track_playback_paused_or_resumed(self, time_position, tl_track):
self.state.set_time_position(time_position)
self.current.set_tl_track(tl_track)
# TODO: Move to a proper place (queue)
# TODO: The two actions are quite the same. Join.
def play_uris(self, uris=None, refs=None):
if refs:
uris = [
RefUtils.get_uri(ref) for ref in refs
if RefUtils.get_type(ref) == 'track'
]
if not uris:
return
try:
tl_index = self.mopidy.tracklist.index(timeout=5) or 0
tltracks = self.mopidy.tracklist.add(
uris=uris,
at_position=tl_index + 1, # play just before current track
timeout=20)
tlid_first = tltracks[0]['tlid']
self.mopidy.playback.play(tlid=tlid_first)
self.app.main.switch_to(screen='playback')
except Exception:
pass
def add_to_tracklist(
self,
refs=None,
uris=None,
tune_id=None,
):
if refs:
uris = [
RefUtils.get_uri(ref) for ref in refs
if RefUtils.get_type(ref) == 'track'
]
if not uris:
return
# Select tune_id as first and shuffle if aplicable
if tune_id is not None:
tune_uri = uris.pop(tune_id)
self.mopidy.tracklist.clear()
self.mopidy.tracklist.add(uris=[tune_uri])
self.mopidy.playback.play()
self.app.main.switch_to(screen='playback')
else:
tune_id = 0
if self.queue.shuffle_mode:
random.shuffle(uris)
tune_id = 0
self.mopidy.tracklist.add(uris=uris[tune_id:])
if tune_id:
self.mopidy.tracklist.add(uris=uris[:tune_id], at_position=0)
class MediaManager(EventDispatcher):
connected = BooleanProperty(False)
current = ObjectProperty(
TrackControl(refresh_method='playback.get_current_tl_track',
refresh_args={}),
rebind=True)
prev = ObjectProperty(
TrackControl(refresh_method='tracklist.previous_track',
refresh_args={'tl_track': None}),
rebind=True)
next = ObjectProperty(
TrackControl(refresh_method='tracklist.next_track',
refresh_args={'tl_track': None}),
rebind=True)
eot = ObjectProperty(
TrackControl(refresh_method='tracklist.eot_track',
refresh_args={'tl_track': None}),
rebind=True)
state = ObjectProperty(PlaybackControl(), rebind=True)
mixer = ObjectProperty(MixerControl(), rebind=True)
options = ObjectProperty(OptionsControl(), rebind=True)
queue = ObjectProperty(QueueControl(), rebind=True)
browser = ObjectProperty(BrowserControl(), rebind=True)
history = ObjectProperty(HistoryControl(), rebind=True)
def __init__(self, **kwargs):
super(MediaManager, self).__init__(**kwargs)
self.app = App.get_running_app()
MediaController.app = self.app
self.mopidy = MopidyClient(
ws_url='ws://' + self.app.MOPIDY_SERVER + '/mopidy/ws',
version='2.0.1',
error_handler=self.on_mopidy_error,
connection_handler=self.on_connection,
)
# self.mopidy.debug_client(True)
self.controllers = (
self.state, self.mixer, self.options,
self.current, self.next, self.prev,
self.queue, self.browser, self.history
)
self.bind_events()
@mainthread
def on_connection(self, connection_state, *args):
self.connected = connection_state
if self.connected:
self.set_interfaces()
self.init_player_state()
else:
self.reset_player_state()
Clock.schedule_once(self.choose_window, 5)
def choose_window(self, *args, **kwargs):
if not self.connected:
screen = 'system'
elif self.state.playback_state != 'stopped':
screen = 'playback'
elif self.queue.tracklist:
screen = 'tracklist'
else:
screen = 'browse'
self.app.main.switch_to(screen=screen)
def set_interfaces(self):
# Set mopidy accesible to every MediaController subclass
MediaController.set_server(self.mopidy)
PlaybackControl.set_interface(self.mopidy.playback)
MixerControl.set_interface(self.mopidy.mixer)
OptionsControl.set_interface(self.mopidy.tracklist)
QueueControl.set_interface(self.mopidy.tracklist)
BrowserControl.set_interface(self.mopidy.library)
HistoryControl.set_interface(self.mopidy.history)
def bind_events(self, *args):
# Clear previous events to avoid duplicity
self.mopidy.listener.clear()
# Mixer events
self.mopidy.bind_event('volume_changed', self.mixer.update_volume)
self.mopidy.bind_event('mute_changed', self.mixer.update_mute)
# State events
self.mopidy.bind_event('playback_state_changed', self.state.set_playback_state)
self.mopidy.bind_event('seeked', self.state.set_time_position)
self.mopidy.bind_event('stream_title_changed', self.state.set_stream_title)
# Playback events
self.mopidy.bind_event('track_playback_started', self.track_playback_started)
self.mopidy.bind_event('track_playback_ended', self.track_playback_ended)
self.mopidy.bind_event('track_playback_paused', self.track_playback_paused_or_resumed)
self.mopidy.bind_event('track_playback_resumed', self.track_playback_paused_or_resumed)
# Current track updates
self.current.bind(item=self.refresh_context_info)
self.state.bind(on_next=self.current.refresh,
on_prev=self.current.refresh)
# Context update: Options and Tracklist
self.mopidy.bind_event('options_changed', self.options.refresh)
self.mopidy.bind_event('tracklist_changed', self.queue.refresh)
self.mopidy.bind_event('options_changed', self.refresh_context_info)
self.mopidy.bind_event('tracklist_changed', self.refresh_context_info)
def init_player_state(self):
for controller in self.controllers:
controller.refresh()
def reset_player_state(self):
for controller in self.controllers:
controller.reset()
def on_mopidy_error(self, error):
self.app.main.show_error(error=error)
@triggered(3)
def check_info_on_track_end(self, *args):
for controller in (self.state,
self.current):
controller.refresh()
@triggered(1)
def refresh_context_info(self, *args):
for trackitem in (self.next,
self.prev,
self.eot):
trackitem.refresh()
# Track playback events
@mainthread
def track_playback_started(self, tl_track):
self.check_info_on_track_end.cancel()
self.state.set_time_position(0)
self.current.set_tl_track(tl_track)
self.history.refresh()
@mainthread
def track_playback_ended(self, time_position, tl_track):
self.state.set_time_position(0)
self.state.set_stream_title(None)
self.check_info_on_track_end()
@mainthread
def track_playback_paused_or_resumed(self, time_position, tl_track):
self.state.set_time_position(time_position)
self.current.set_tl_track(tl_track)
# TODO: Move to a proper place (queue)
# TODO: The two actions are quite the same. Join.
def play_uris(self, uris=None, refs=None):
if refs:
uris = [RefUtils.get_uri(ref) for ref in refs
if RefUtils.get_type(ref) == 'track']
if not uris:
return
try:
tl_index = self.mopidy.tracklist.index(timeout=5) or 0
tltracks = self.mopidy.tracklist.add(
uris=uris,
at_position=tl_index + 1, # play just before current track
timeout=20
)
tlid_first = tltracks[0]['tlid']
self.mopidy.playback.play(tlid=tlid_first)
self.app.main.switch_to(screen='playback')
except Exception:
pass
def add_to_tracklist(self,
refs=None, uris=None,
tune_id=None,
):
if refs:
uris = [RefUtils.get_uri(ref) for ref in refs
if RefUtils.get_type(ref) == 'track']
if not uris:
return
# Select tune_id as first and shuffle if aplicable
if tune_id is not None:
tune_uri = uris.pop(tune_id)
self.mopidy.tracklist.clear()
self.mopidy.tracklist.add(uris=[tune_uri])
self.mopidy.playback.play()
self.app.main.switch_to(screen='playback')
else:
tune_id = 0
if self.queue.shuffle_mode:
random.shuffle(uris)
tune_id = 0
self.mopidy.tracklist.add(uris=uris[tune_id:])
if tune_id:
self.mopidy.tracklist.add(uris=uris[:tune_id], at_position=0)
class RunText(SampleBase):
def __init__(self, *args, **kwargs):
super(RunText, self).__init__(*args, **kwargs)
self.parser.add_argument("-t", "--text", help="The text to scroll on the RGB LED panel", default="Hello world!")
super(RunText, self).__init__()
print('Starting Mopidy to Matrix')
# Init variables
self.state = 'stopped'
self.uri = None
self.save_results = False
self.debug_flag = False
# Instantiate Mopidy Client
self.mopidy = MopidyClient(
ws_url='ws://192.168.178.220:6680/mopidy/ws',
autoconnect=False,
retry_max=10,
retry_secs=10
)
self.mopidy.bind_event('track_playback_started', updatetrack)
self.mopidy.bind_event('playback_state_changed', playback_state_changed)
self.mopidy.debug_client(self.debug_flag)
self.mopidy.connect()
global mopid
mopid = self.mopidy
s.start()
t.start()
# time.sleep(1.55)
## state = self.mopidy.playback.get_state(timeout=5)
# if state == "Playing":
# self.mopidy.playback.pause()
# self.mopidy.playback.resume()
# tl_track = mopid.playback.get_current_tl_track(timeout=15)
# track = tl_track.get('track') if tl_track else None
# if track != None:
# name = track.get('name')
# artists = ', '.join([artist.get('name') for artist in track.get('artists')])
# tr = "" + artists + " - " + name
# else:
# tr = ""
# trackinfo = {
# 'name': track.get('name'),
# 'artists': ', '.join([artist.get('name') for artist in track.get('artists')])
# }
# tr = track.get('name')
# print('Now playing: {artists} - {name}'.format(**trackinfo))
def track_playback_started(self, tl_track):
track = tl_track.get('track') if tl_track else None
self.uri = track.get('uri') if track else None
print_nice('> Current Track: ', track, format='track')
def run(self):
offscreen_canvas = self.matrix.CreateFrameCanvas()
font = graphics.Font()
font.LoadFont("/home/pi/rpi-rgb-led-matrix/fonts/6x13.bdf")
# r = random.randint(1, 255)
# g = random.randint(1, 255)
# b = random.randint(1, 255)
# textColor = graphics.Color(r, g, b)
pos = offscreen_canvas.width
# my_text = self.args.text
while True:
offscreen_canvas.Clear()
global disco
if disco == True:
r = random.randint(1, 255)
g = random.randint(1, 255)
b = random.randint(1, 255)
else:
r = 255
g = 255
b = 0
textColor = graphics.Color(r, g, b)
global li
global status
# print(status)
if status == "music":
global loc
global maxlen
breed = loc / maxlen * 32
len = graphics.DrawText(offscreen_canvas, font, pos, 12, textColor, tr)
if tr != "":
lenr = graphics.DrawLine(offscreen_canvas, 0, 15, breed, 15, textColor)
pos -= 1
if (pos + len < 0):
pos = offscreen_canvas.width
time.sleep(0.05)
elif status == "time":
localtime = time.localtime()
timeString = time.strftime("%H:%M", localtime)
minu = time.strftime("%M", localtime)
if int(minu) % 5 == 0:
x = 0
y = 14
elif int(minu) % 3 == 0:
x = 3
y = 12
else:
x = 1
y = 15
# print(timeString)
leni = graphics.DrawText(offscreen_canvas, font, x, y, textColor, timeString)
else:
pass
offscreen_canvas = self.matrix.SwapOnVSync(offscreen_canvas)