#!/usr/bin/python

import sys
import dbus

bus = dbus.SystemBus()

manager = dbus.Interface(bus.get_object('org.ofono', '/'),
						'org.ofono.Manager')

modems = manager.GetModems()

for path, properties in modems:
	if "org.ofono.ConnectionManager" not in properties["Interfaces"]:
		continue

	connman = dbus.Interface(bus.get_object('org.ofono', path),
					'org.ofono.ConnectionManager')

	contexts = connman.GetContexts()

	if len(contexts) < 1:
		print "No context available"
		exit(1)
	else:
		path = contexts[0][0]

	context = dbus.Interface(bus.get_object('org.ofono', path),
					'org.ofono.ConnectionContext')

	try:
		context.SetProperty("AccessPointName", sys.argv[1])
		if len(sys.argv) > 2:
			context.SetProperty("Username", sys.argv[2])
		if len(sys.argv) > 3:
			context.SetProperty("Password", sys.argv[3])
	except IndexError:
		print "Usage: %s <apn_name> [username] [password]" % sys.argv[0]
		exit(1)

	print "Setting APN of %s to %s" % (path, sys.argv[1])