diff --git a/test/example-player b/test/example-player new file mode 100644 index 000000000..2beb08e44 --- /dev/null +++ b/test/example-player @@ -0,0 +1,203 @@ +#!/usr/bin/python + +from __future__ import print_function + +import os +import sys +import dbus +import dbus.service +import dbus.mainloop.glib +try: + from gi.repository import GObject +except ImportError: + import gobject as GObject +import bluezutils + +PLAYER_IFACE = 'org.mpris.MediaPlayer2.Player' +DBUS_OM_IFACE = 'org.freedesktop.DBus.ObjectManager' +DBUS_PROP_IFACE = 'org.freedesktop.DBus.Properties' + +class InvalidArgsException(dbus.exceptions.DBusException): + _dbus_error_name = 'org.freedesktop.DBus.Error.InvalidArgs' + +class Player(dbus.service.Object): + def __init__(self, bus, path, obj): + self.path = path + dbus.service.Object.__init__(self, bus, self.path) + + if obj != None: + mp = dbus.Interface(bus.get_object("org.bluez", obj), + "org.bluez.MediaPlayer1") + prop = dbus.Interface(bus.get_object("org.bluez", obj), + "org.freedesktop.DBus.Properties") + + self.properties = prop.GetAll("org.bluez.MediaPlayer1") + + bus.add_signal_receiver(self.properties_changed, path = obj, + dbus_interface = "org.freedesktop.DBus.Properties", + signal_name = "PropertiesChanged") + else: + self.track = dbus.Dictionary({"xesam:title" : "Title", + "xesam:artist" : ["Artist"], + "xesam:album" : "Album", + "xesam:genre" : ["Genre"], + "xesam:trackNumber" : dbus.Int32(1), + "mpris:length" : dbus.Int64(10000) }, + signature="sv") + + self.properties = dbus.Dictionary({"PlaybackStatus" : "playing", + "Identity" : "SimplePlayer", + "LoopStatus" : "None", + "Rate" : dbus.Double(1.0), + "Shuffle" : dbus.Boolean(False), + "Metadata" : self.track, + "Volume" : dbus.Double(1.0), + "Position" : dbus.Int64(0), + "MinimumRate" : dbus.Double(1.0), + "MaximumRate" : dbus.Double(1.0), + "CanGoNext" : dbus.Boolean(False), + "CanGoPrevious" : dbus.Boolean(False), + "CanPlay" : dbus.Boolean(False), + "CanSeek" : dbus.Boolean(False), + "CanControl" : dbus.Boolean(False), + }, + signature="sv") + + print('Register media player with:\n\tProperties: %s' \ + % (self.properties)) + handler = InputHandler(self) + GObject.io_add_watch(sys.stdin, GObject.IO_IN, handler.handle) + + @dbus.service.method("org.freedesktop.DBus.Properties", + in_signature="ssv", out_signature="") + def Set(self, interface, key, value): + print("Set (%s, %s)" % (key, value), file=sys.stderr) + return + + def get_properties(self): + return self.properties + + def get_path(self): + return dbus.ObjectPath(self.path) + + @dbus.service.method("org.freedesktop.DBus.Properties", + in_signature='s', out_signature='a{sv}') + def GetAll(self, interface): + if interface != PLAYER_IFACE: + raise InvalidArgsException() + + return self.get_properties() + + @dbus.service.signal("org.freedesktop.DBus.Properties", + signature="sa{sv}as") + def PropertiesChanged(self, interface, properties, + invalidated = dbus.Array()): + """PropertiesChanged(interface, properties, invalidated) + + Send a PropertiesChanged signal. 'properties' is a dictionary + containing string parameters as specified in doc/media-api.txt. + """ + pass + + def help(self, func): + help(self.__class__.__dict__[func]) + + def properties_changed(self, interface, properties, invalidated): + print("properties_changed(%s, %s)" % (properties, invalidated)) + + self.PropertiesChanged(interface, properties, invalidated) + +class InputHandler: + commands = { 'PropertiesChanged': '(interface, properties)', + 'help': '(cmd)' } + def __init__(self, player): + self.player = player + print('\n\nAvailable commands:') + for cmd in self.commands: + print('\t', cmd, self.commands[cmd], sep='') + + print("\nUse python syntax to pass arguments to available methods.\n" \ + "E.g.: PropertiesChanged({'Metadata' : {'Title': 'My title', \ + 'Album': 'my album' }})") + self.prompt() + + def prompt(self): + print('\n>>> ', end='') + sys.stdout.flush() + + def handle(self, fd, condition): + s = os.read(fd.fileno(), 1024).strip() + try: + cmd = s[:s.find('(')] + if not cmd in self.commands: + print("Unknown command ", cmd) + except ValueError: + print("Malformed command") + return True + try: + exec "self.player.%s" % s + except Exception as e: + print(e) + pass + self.prompt() + return True + +class Application(dbus.service.Object): + def __init__(self, bus, path, obj): + self.path = '/' + self.players = [] + dbus.service.Object.__init__(self, bus, self.path) + self.add_player(Player(bus, path, obj)) + + def get_path(self): + return dbus.ObjectPath(self.path) + + def add_player(self, player): + self.players.append(player) + + @dbus.service.method(DBUS_OM_IFACE, out_signature='a{oa{sa{sv}}}') + def GetManagedObjects(self): + response = {} + print('GetManagedObjects') + + for player in self.players: + response[player.get_path()] = { PLAYER_IFACE: + player.get_properties() } + + return response + +def register_app_cb(): + print('Media application registered') + + +def register_app_error_cb(error): + print('Failed to register application: ' + str(error)) + mainloop.quit() + +if __name__ == '__main__': + dbus.mainloop.glib.DBusGMainLoop(set_as_default=True) + + bus = dbus.SystemBus() + + if len(sys.argv) > 1: + path = bluezutils.find_adapter(sys.argv[1]).object_path + else: + path = bluezutils.find_adapter().object_path + + media = dbus.Interface(bus.get_object("org.bluez", path), + "org.bluez.Media1") + + path = "/test/player" + + if len(sys.argv) > 2: + app = Application(bus, path, sys.argv[2]) + else: + app = Application(bus, path, None) + + mainloop = GObject.MainLoop() + + media.RegisterApplication(app.get_path(), {}, + reply_handler=register_app_cb, + error_handler=register_app_error_cb) + + mainloop.run()