Python script for pHAT BEAT buttons to control device connected by Shairport-sync via DBUS. See Shairport-sync for instructions on enabling DBUS.

Shairport-buttons.py

#!/usr/bin/env python

import signal
import os
import phatbeat


print("""
pHAT BEAT: Shairport Buttons

Manipulates playback controls through DBus for Shairport-Sync

Press Control+C to exit

""")

@phatbeat.on(phatbeat.BTN_FASTFWD)
def fast_forward(pin):
	os.system("dbus-send --system --print-reply --type=method_call --dest=org.gnome.ShairportSync '/org/gnome/ShairportSync' org.gnome.ShairportSync.RemoteControl.Next")
	print("FF Pressed")

@phatbeat.hold(phatbeat.BTN_FASTFWD, hold_time=2)
def hold_fast_forward(pin):
	os.system("dbus-send --system --print-reply --type=method_call --dest=org.gnome.ShairportSync '/org/gnome/ShairportSync' org.gnome.ShairportSync.RemoteControl.FastForward")
	print("FF Held")

@phatbeat.on(phatbeat.BTN_PLAYPAUSE)
def play_pause(pin):
	os.system("dbus-send --system --print-reply --type=method_call --dest=org.gnome.ShairportSync '/org/gnome/ShairportSync' org.gnome.ShairportSync.RemoteControl.PlayPause")
	print("PP Pressed")

@phatbeat.hold(phatbeat.BTN_PLAYPAUSE, hold_time=2)
def hold_play_pause(pin):
	os.system("dbus-send --system --print-reply --type=method_call --dest=org.gnome.ShairportSync '/org/gnome/ShairportSync' org.gnome.ShairportSync.RemoteControl.ShuffleSongs")
	print("PP Held")

@phatbeat.on(phatbeat.BTN_VOLUP)
def volume_up(pin):
	os.system("dbus-send --system --print-reply --type=method_call --dest=org.gnome.ShairportSync '/org/gnome/ShairportSync' org.gnome.ShairportSync.RemoteControl.VolumeUp")
	print("VU Pressed")

@phatbeat.hold(phatbeat.BTN_VOLUP)
def hold_volume_up(pin):
	print("VU Held")

@phatbeat.on(phatbeat.BTN_VOLDN)
def volume_down(pin):
	os.system("dbus-send --system --print-reply --type=method_call --dest=org.gnome.ShairportSync '/org/gnome/ShairportSync' org.gnome.ShairportSync.RemoteControl.VolumeDown")

	print("VD Pressed")

@phatbeat.hold(phatbeat.BTN_VOLDN)
def hold_volume_down(pin):
	print("VD Held")

@phatbeat.on(phatbeat.BTN_REWIND)
def rewind(pin):
	os.system("dbus-send --system --print-reply --type=method_call --dest=org.gnome.ShairportSync '/org/gnome/ShairportSync' org.gnome.ShairportSync.RemoteControl.Previous")
	print("RW Pressed")

@phatbeat.hold(phatbeat.BTN_REWIND)
def hold_rewind(btn):
	os.system("dbus-send --system --print-reply --type=method_call --dest=org.gnome.ShairportSync '/org/gnome/ShairportSync' org.gnome.ShairportSync.RemoteControl.Rewind")
   	print("RR Held")

@phatbeat.on(phatbeat.BTN_ONOFF)
def onoff(pin):
	print("OO Pressed")

@phatbeat.hold(phatbeat.BTN_ONOFF)
def hold_onoff(pin):
	os.system("sudo shutdown -h now")
	print("OO Held")

signal.pause()