advertisement.py

#!/usr/bin/env python3

import dbus
import dbus.exceptions
import dbus.mainloop.glib
import dbus.service

import array
import struct
from threading import Event, Thread

try:
  from gi.repository import GObject
except ImportError:
  import gobject as GObject
import sys

from random import randint
from bluez import *

LE_ADVERTISING_MANAGER_IFACE = 'org.bluez.LEAdvertisingManager1'
LE_ADVERTISEMENT_IFACE = 'org.bluez.LEAdvertisement1'

class Advertisement(dbus.service.Object):
    PATH_BASE = '/org/bluez/example/advertisement'

    def __init__(self, bus, index, advertising_type):
        self.path = self.PATH_BASE + str(index)
        self.bus = bus
        self.ad_type = advertising_type
        self.service_uuids = None
        self.manufacturer_data = None
        self.solicit_uuids = None
        self.service_data = None
        self.local_name = None
        self.include_tx_power = None
        dbus.service.Object.__init__(self, bus, self.path)

    def get_properties(self):
        properties = dict()
        properties['Type'] = self.ad_type
        if self.service_uuids is not None:
            properties['ServiceUUIDs'] = dbus.Array(self.service_uuids,
                                                    signature='s')
        if self.solicit_uuids is not None:
            properties['SolicitUUIDs'] = dbus.Array(self.solicit_uuids,
                                                    signature='s')
        if self.manufacturer_data is not None:
            properties['ManufacturerData'] = dbus.Dictionary(
                self.manufacturer_data, signature='qv')
        if self.service_data is not None:
            properties['ServiceData'] = dbus.Dictionary(self.service_data,
                                                        signature='sv')
        if self.local_name is not None:
            properties['LocalName'] = dbus.String(self.local_name)
        if self.include_tx_power is not None:
            properties['IncludeTxPower'] = dbus.Boolean(self.include_tx_power)
        return {LE_ADVERTISEMENT_IFACE: properties}

    def get_path(self):
        return dbus.ObjectPath(self.path)

    def add_service_uuid(self, uuid):
        if not self.service_uuids:
            self.service_uuids = []
        self.service_uuids.append(uuid)

    def add_solicit_uuid(self, uuid):
        if not self.solicit_uuids:
            self.solicit_uuids = []
        self.solicit_uuids.append(uuid)

    def add_manufacturer_data(self, manuf_code, data):
        if not self.manufacturer_data:
            self.manufacturer_data = dbus.Dictionary({}, signature='qv')
        self.manufacturer_data[manuf_code] = dbus.Array(data, signature='y')

    def add_service_data(self, uuid, data):
        if not self.service_data:
            self.service_data = dbus.Dictionary({}, signature='sv')
        self.service_data[uuid] = dbus.Array(data, signature='y')

    def add_local_name(self, name):
        if not self.local_name:
            self.local_name = ""
        self.local_name = dbus.String(name)

    @dbus.service.method(DBUS_PROP_IFACE,
                         in_signature='s',
                         out_signature='a{sv}')
    def GetAll(self, interface):
        if interface != LE_ADVERTISEMENT_IFACE:
            raise InvalidArgsException()
        return self.get_properties()[LE_ADVERTISEMENT_IFACE]

    @dbus.service.method(LE_ADVERTISEMENT_IFACE,
                         in_signature='',
                         out_signature='')
    def Release(self):
        print('released')
        
class TestAdvertisement(Advertisement):

    def __init__(self, bus, index):
        Advertisement.__init__(self, bus, index, 'peripheral')
        # self.add_service_uuid('180D')
        # self.add_service_uuid('180F')
        self.add_manufacturer_data(0xffff, [0x00, 0x01, 0x02, 0x03, 0x04])
        # self.add_service_data('9999', [0x00, 0x01, 0x02, 0x03, 0x04])
        self.add_local_name('Temp advertisemen :v')
        self.add_service_uuid('0x4578214532');
        self.include_tx_power = True