def initialize_portal(self):
from jeepney import DBusAddress, MessageType, Properties
self.address = DBusAddress(
'/org/freedesktop/portal/desktop',
bus_name='org.freedesktop.portal.Desktop',
interface='org.freedesktop.portal.Notification')
p = Properties(self.address)
msg = p.get('version')
reply = self.connection.send_and_get_reply(msg)
return bool(reply
and reply.header.message_type is MessageType.method_return
and reply.body[0][1] >= 1)
def __init__(self):
from jeepney import DBusAddress, Properties, new_method_call
# Prefer desktop portal interface here since it can theoretically
# work with network management solutions other than NetworkManager
# and is controlled by the current desktop session
#
# There is no difference in terms of “features” provided between
# the two APIs from our point of view.
self.xdp_call = lambda: new_method_call(
DBusAddress('/org/freedesktop/portal/desktop',
bus_name='org.freedesktop.portal.Desktop',
interface="org.freedesktop.portal.NetworkMonitor"),
'GetConnectivity')
self.nm_call = lambda: Properties(
DBusAddress('/org/freedesktop/NetworkManager',
bus_name='org.freedesktop.NetworkManager',
interface="org.freedesktop.NetworkManager")).get(
'Connectivity')
if self.xdp() is not None:
self.get_connectivity = self.xdp
elif self.nm() is not None:
self.get_connectivity = self.nm
else:
self.get_connectivity = lambda: 4
def get_info_mpris2(name):
"""
Get the current playing song from an mpris2 compliant player.
"""
# qdbus org.mpris.MediaPlayer2.<name> /org/mpris/MediaPlayer2\
# org.freedesktop.DBus.Properties.Get org.mpris.MediaPlayer2.Player Metadat
bus_name = 'org.mpris.MediaPlayer2.' + name
path = '/org/mpris/MediaPlayer2'
interface = 'org.mpris.MediaPlayer2.Player'
address = DBusAddress(path, bus_name=bus_name, interface=interface)
msg = Properties(address).get('Metadata')
connection = connect_and_authenticate()
response = connection.send_and_get_reply(msg)
metadata = dict(response[0][1])
keys = ['album', 'title', 'artist', 'albumartist']
info = {}
metadata = {k: v for k, v in metadata.items() if 'xesam:' in k}
for key, value in metadata.items():
name = key.split(':')[1].lower()
value = value[1]
if name not in keys or name in info:
continue
if isinstance(value, list):
value = value[0]
info[name] = value
if 'albumartist' in info:
info['artist'] = info['albumartist']
del info['albumartist']
return Song(**info)
def drive_for_device(self, device_node_path):
from jeepney import Properties
devname = self.device(device_node_path)
a = self.address(f'block_devices/{devname}', self.BLOCK)
msg = Properties(a).get('Drive')
r = self.send(msg)
return r.body[0][1]
def prop(self, addr, name):
return self.send(Properties(addr).get(name))
def set_property(self, name: str, signature: str, value: Any) -> None:
msg = Properties(self).set(name, signature, value)
self.send_and_get_reply(msg)
def get_property(self, name: str) -> Any:
msg = Properties(self).get(name)
(signature, value), = self.send_and_get_reply(msg)
return value
def get_device_node_path(self, devname):
from jeepney import Properties
p = Properties(self.address(f'block_devices/{devname}', self.BLOCK))
r = self.send(p.get('Device'))
return bytearray(r.body[0][1]).replace(b'\x00', b'').decode('utf-8')