import functools
from os.path import basename
import dbus
from i3pystatus import IntervalModule, formatp
from i3pystatus.core.util import TimeWrapper
class NoPlayerException(Exception):
pass
[docs]class NowPlaying(IntervalModule):
"""
Shows currently playing track information, supports most media players
* Requires python-dbus available from every distros' package manager.
Left click on the module play/pauses, right click goes to the next track.
.. rubric:: Available formatters (uses :ref:`formatp`)
* `{title}` — (the title of the current song)
* `{album}` — (the album of the current song, can be an empty string (e.g. for online streams))
* `{artist}` — (can be empty, too)
* `{filename}` — (file name with out extension and path; empty unless title is empty)
* `{song_elapsed}` — (position in the currently playing song, uses :ref:`TimeWrapper`, default is `%m:%S`)
* `{song_length}` — (length of the current song, same as song_elapsed)
* `{status}` — (play, pause, stop mapped through the `status` dictionary)
* `{volume}` — (volume)
"""
interval = 1
settings = (
("player", "Player name. If not set, compatible players will be \
detected automatically."),
("status", "Dictionary mapping pause, play and stop to output text"),
("format", "formatp string"),
("color", "Text color"),
("format_no_player", "Text to show if no player is detected"),
("color_no_player", "Text color when no player is detected"),
("hide_no_player", "Hide output if no player is detected"),
)
hide_no_player = True
format_no_player = "No Player"
color_no_player = "#ffffff"
format = "{title} {status}"
color = "#ffffff"
status = {
"pause": "▷",
"play": "▶",
"stop": "◾",
}
statusmap = {
"Playing": "play",
"Paused": "pause",
"Stopped": "stop",
}
on_leftclick = "playpause"
on_rightclick = "next_song"
player = None
old_player = None
def find_player(self):
obj = dbus.SessionBus().get_object("org.freedesktop.DBus", "/org/freedesktop/DBus")
def get_players(methodname):
method = obj.get_dbus_method(methodname, 'org.freedesktop.DBus')
return [a for a in method() if a.startswith("org.mpris.MediaPlayer2.")]
players = get_players('ListNames')
if not players:
players = get_players('ListActivatableNames')
if self.old_player in players:
return self.old_player
if not players:
raise NoPlayerException()
self.old_player = players[0]
return players[0]
def get_player(self):
if self.player:
player = "org.mpris.MediaPlayer2." + self.player
try:
return dbus.SessionBus().get_object(player, "/org/mpris/MediaPlayer2")
except dbus.exceptions.DBusException:
raise NoPlayerException()
else:
player = self.find_player()
return dbus.SessionBus().get_object(player, "/org/mpris/MediaPlayer2")
def run(self):
try:
player = self.get_player()
properties = dbus.Interface(player, "org.freedesktop.DBus.Properties")
def get_prop(name, default=None):
try:
return properties.Get("org.mpris.MediaPlayer2.Player", name)
except dbus.exceptions.DBusException:
return default
currentsong = get_prop("Metadata")
fdict = {
"status": self.status[self.statusmap[get_prop("PlaybackStatus")]],
"len": 0, # TODO: Use optional(!) TrackList interface for this to gain 100 % mpd<->now_playing compat
"pos": 0,
"volume": int(get_prop("Volume", 0) * 100),
"title": currentsong.get("xesam:title", ""),
"album": currentsong.get("xesam:album", ""),
"artist": ", ".join(currentsong.get("xesam:artist", "")),
"song_length": TimeWrapper((currentsong.get("mpris:length") or 0) / 1000 ** 2),
"song_elapsed": TimeWrapper((get_prop("Position") or 0) / 1000 ** 2),
"filename": "",
}
if not fdict["title"]:
fdict["filename"] = '.'.join(
basename((currentsong.get("xesam:url") or "")).split('.')[:-1])
self.data = fdict
self.output = {
"full_text": formatp(self.format, **fdict).strip(),
"color": self.color,
}
except NoPlayerException:
if self.hide_no_player:
self.output = None
else:
self.output = {
"full_text": self.format_no_player,
"color": self.color_no_player,
}
if hasattr(self, "data"):
del self.data
return
except dbus.exceptions.DBusException as e:
if self.hide_no_player:
self.output = None
else:
self.output = {
"full_text": "DBus error: " + e.get_dbus_message(),
"color": "#ff0000",
}
if hasattr(self, "data"):
del self.data
return
def playpause(self):
try:
dbus.Interface(self.get_player(), "org.mpris.MediaPlayer2.Player").PlayPause()
except NoPlayerException:
return
except dbus.exceptions.DBusException:
return
def next_song(self):
try:
dbus.Interface(self.get_player(), "org.mpris.MediaPlayer2.Player").Next()
except NoPlayerException:
return
except dbus.exceptions.DBusException:
return