cfg/.config/i3blocks/mpc

#!/usr/bin/env python3

import dbus

from block import *

ICON = "\uf001"


class MPD(Block):
    def __init__(self, icon=None, icon_color=None):
        super().__init__(icon, icon_color)

        self.bus = dbus.SessionBus()
        mpd_obj = self.bus.get_object(
            "org.mpris.MediaPlayer2.mpd",
            "/org/mpris/MediaPlayer2",
        )
        self.mpd_props = dbus.Interface(
            mpd_obj,
            'org.freedesktop.DBus.Properties',
        )
        self.mpd_player = dbus.Interface(
            mpd_obj,
            'org.mpris.MediaPlayer2.Player',
        )

    def execute(self):
        if self.button_is(BTN_LEFT):
            self.mpd_player.PlayPause()
            pass

        if not self.is_playing():
            self.set_icon_color(COLOR_SECONDARY)
            return ""

        return self.get_artist_title()

    def is_playing(self):
        status = self.mpd_props.Get(
            'org.mpris.MediaPlayer2.Player',
            'PlaybackStatus',
        )

        return status == 'Playing'

    def get_artist_title(self):
        meta = self.mpd_props.Get(
            'org.mpris.MediaPlayer2.Player',
            'Metadata',
        )

        if meta.get('xesam:artist')[0] == 'unknown artist' and ' - ' in meta.get('xesam:title'):
            return self.safe_text(meta.get('xesam:title'))

        return self.safe_text("{} - {}".format(
            meta.get('xesam:artist')[0],
            meta.get('xesam:title'),
        ))


def main():
    try:
        block = MPD(ICON)
        block.render()
    except:
        pass


if __name__ == '__main__':
    main()