156 lines
4.1 KiB
Python
Executable File
156 lines
4.1 KiB
Python
Executable File
#!/usr/bin/python
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from __future__ import print_function
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import os
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import sys
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import dbus
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import dbus.service
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import dbus.mainloop.glib
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try:
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from gi.repository import GObject
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except ImportError:
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import gobject as GObject
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import bluezutils
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class Player(dbus.service.Object):
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properties = None
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metadata = None
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def set_object(self, obj = None):
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if obj != None:
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bus = dbus.SystemBus()
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mp = dbus.Interface(bus.get_object("org.bluez", obj),
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"org.bluez.MediaPlayer1")
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prop = dbus.Interface(bus.get_object("org.bluez", obj),
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"org.freedesktop.DBus.Properties")
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self.properties = prop.GetAll("org.bluez.MediaPlayer1")
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bus.add_signal_receiver(self.properties_changed,
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path = obj,
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dbus_interface = "org.freedesktop.DBus.Properties",
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signal_name = "PropertiesChanged")
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else:
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track = dbus.Dictionary({
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"xesam:title" : "Title",
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"xesam:artist" : "Artist",
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"xesam:album" : "Album",
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"xesam:genre" : "Genre",
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"xesam:trackNumber" : dbus.Int32(1),
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"mpris:length" : dbus.Int64(10000) },
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signature="sv")
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self.properties = dbus.Dictionary({
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"PlaybackStatus" : "playing",
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"LoopStatus" : "None",
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"Rate" : dbus.Double(1.0),
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"Shuffle" : dbus.Boolean(False),
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"Metadata" : track,
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"Volume" : dbus.Double(1.0),
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"Position" : dbus.UInt32(0),
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"MinimumRate" : dbus.Double(1.0),
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"MaximumRate" : dbus.Double(1.0),
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"CanGoNext" : dbus.Boolean(False),
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"CanGoPrevious" : dbus.Boolean(False),
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"CanPlay" : dbus.Boolean(False),
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"CanSeek" : dbus.Boolean(False),
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"CanControl" : dbus.Boolean(False),
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},
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signature="sv")
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handler = InputHandler(self)
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GObject.io_add_watch(sys.stdin, GObject.IO_IN,
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handler.handle)
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@dbus.service.method("org.freedesktop.DBus.Properties",
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in_signature="ssv", out_signature="")
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def Set(self, interface, key, value):
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print("Set (%s, %s)" % (key, value), file=sys.stderr)
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return
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@dbus.service.signal("org.freedesktop.DBus.Properties",
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signature="sa{sv}as")
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def PropertiesChanged(self, interface, properties,
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invalidated = dbus.Array()):
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"""PropertiesChanged(interface, properties, invalidated)
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Send a PropertiesChanged signal. 'properties' is a dictionary
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containing string parameters as specified in doc/media-api.txt.
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"""
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pass
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def help(self, func):
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help(self.__class__.__dict__[func])
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def properties_changed(self, interface, properties, invalidated):
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print("properties_changed(%s, %s)" % (properties, invalidated))
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self.PropertiesChanged(interface, properties, invalidated)
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class InputHandler:
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commands = { 'PropertiesChanged': '(interface, properties)',
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'help': '(cmd)' }
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def __init__(self, player):
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self.player = player
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print('\n\nAvailable commands:')
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for cmd in self.commands:
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print('\t', cmd, self.commands[cmd], sep='')
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print("\nUse python syntax to pass arguments to available methods.\n" \
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"E.g.: PropertiesChanged({'Metadata' : {'Title': 'My title', \
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'Album': 'my album' }})")
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self.prompt()
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def prompt(self):
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print('\n>>> ', end='')
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sys.stdout.flush()
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def handle(self, fd, condition):
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s = os.read(fd.fileno(), 1024).strip()
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try:
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cmd = s[:s.find('(')]
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if not cmd in self.commands:
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print("Unknown command ", cmd)
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except ValueError:
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print("Malformed command")
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return True
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try:
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exec "self.player.%s" % s
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except Exception as e:
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print(e)
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pass
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self.prompt()
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return True
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if __name__ == '__main__':
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dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
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bus = dbus.SystemBus()
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if len(sys.argv) > 1:
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path = bluezutils.find_adapter(sys.argv[1]).object_path
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else:
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path = bluezutils.find_adapter().object_path
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media = dbus.Interface(bus.get_object("org.bluez", path),
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"org.bluez.Media1")
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path = "/test/player"
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player = Player(bus, path)
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mainloop = GObject.MainLoop()
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if len(sys.argv) > 2:
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player.set_object(sys.argv[2])
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else:
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player.set_object()
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print('Register media player with:\n\tProperties: %s' \
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% (player.properties))
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media.RegisterPlayer(dbus.ObjectPath(path), player.properties)
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mainloop.run()
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