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#!/usr/bin/python

import dbus

from dbus.mainloop.glib import DBusGMainLoop

import gobject

import subprocess

import time

# Where you keep the above script. Must be executable, obviously.

A2DP = '/home/mihara/.local/bin/a2dp'

# A list of device IDs that you wish to run it on.

DEV_IDS = ['00:18:09:30:FC:D8','FC:58:FA:B1:2D:25']

device_paths = []

devices = []

dbus_loop = DBusGMainLoop()

bus = dbus.SystemBus(mainloop=dbus_loop)

def generate_handler(device_id):

last_ran = [0] # WHOA, this is crazy closure behavior: A simple variable does NOT work.

def cb(*args, **kwargs):

if args[0] == 'org.bluez.MediaControl1':

if args[1].get('Connected'):

print("Connected {}".format(device_id))

if last_ran[0] < time.time() - 120:

print("Fixing...")

subprocess.call([A2DP,device_id])

last_ran[0] = time.time()

else:

print("Disconnected {}".format(device_id))

return cb

# Figure out the path to the headset

man = bus.get_object('org.bluez', '/')

iface = dbus.Interface(man, 'org.freedesktop.DBus.ObjectManager')

for device in iface.GetManagedObjects().keys():

for id in DEV_IDS:

if device.endswith(id.replace(':','_')):

device_paths.append((id, device))

for id, device in device_paths:

headset = bus.get_object('org.bluez', device)

headset.connect_to_signal("PropertiesChanged", generate_handler(id), dbus_interface='org.freedesktop.DBus.Properties')

devices.append(headset)

loop = gobject.MainLoop()

loop.run()