Grabs your current track metadata from your MPRIS-enabled media player on Linux and zephyrs it in sipbmp3 format.

mpris-zephyr.py

#!/usr/bin/env python3

import dbus
import sys
from zwrite import zwrite
# You can find zwrite.py at https://gist.github.com/vulpicastor/809952a8a65c808a882f
import platform, getpass

BUS_PREFIX = "org.mpris.MediaPlayer2"
OBJECT_PATH = "/org/mpris/MediaPlayer2"
PLAYER_INTERFACE = BUS_PREFIX + ".Player"
DBUS_PROPERTIES = "org.freedesktop.DBus.Properties"
PLAYERS = {"spotify", "vlc", "clementine"}

ZWRITE_DEFAULTS = {"classname": "abcdefgh", # PLEASE SET YOUR CLASS NAME
                   "instance": "music",
                   "opcode": "auto",
                   "unauth": True}

ZWRITE_TEMPLATE = """\
{user} is playing:
@b{{{xesamtitle}}}
{xesamartist}
@i{{{xesamalbum}}}"""

USER = "@".join((getpass.getuser(), platform.node()))

def get_player_proxy(player_name, session_bus = dbus.SessionBus()):
    return session_bus.get_object(".".join((BUS_PREFIX, player_name)), OBJECT_PATH)

def get_properties_interface(player_proxy):
    return dbus.Interface(player_proxy, dbus_interface=DBUS_PROPERTIES)

def get_metadata(properties_interface):
    return properties_interface.Get(PLAYER_INTERFACE, "Metadata")

def strip_key_colon(dictionary):
    return {k.replace(":", ""): v for k, v in dictionary.items()}

def zwrite_metadata(metadata):
    return zwrite(ZWRITE_TEMPLATE.format(user=USER, **metadata), zsig=metadata["xesamurl"], **ZWRITE_DEFAULTS)

def main(interface):
    metadata = get_metadata(interface)
    metadata["xesam:artist"] = ", ".join(metadata["xesam:artist"])
    if metadata["mpris:trackid"]:
        zwrite_metadata(strip_key_colon(metadata))

if __name__ == "__main__":
    if len(sys.argv) > 1:
        if sys.argv[1] in PLAYERS:
            player = sys.argv[1]
        else:
            print("Player not currently supported.")
            sys.exit(1)
    else:
        player = "spotify"
    proxy = get_player_proxy(player)
    interface = get_properties_interface(proxy)
    main(interface)