Current File : //usr/share/session-migration/scripts/unity-gnome-shell-migration.17.10.py
#!/usr/bin/python3
from gi.repository import Gio
import os
import sys
UNITY_LAUNCHER_SETTINGS = "com.canonical.Unity.Launcher"
UNITY_LAUNCHER_FAVORITE_KEY = "favorites"
UNITY_APP_PREFIX = "application://"
GNOME_DASH_SETTINGS = "org.gnome.shell"
GNOME_DASH_FAVORITE_KEY = "favorite-apps"
UNITY_COMPIZ_LAUNCHER_SETTINGS = "org.compiz.unityshell"
UNITY_COMPIZ_LAUNCHER_SETTINGS_PATH = "/org/compiz/profiles/unity/plugins/unityshell/"
DOCK_SETTINGS = "org.gnome.shell.extensions.dash-to-dock"
def get_default_gnome_shell_favorites():
settings = Gio.Settings.new(GNOME_DASH_SETTINGS)
settings.delay()
settings.reset(GNOME_DASH_FAVORITE_KEY)
return settings.get_strv(GNOME_DASH_FAVORITE_KEY)
def get_default_launcher_property(property):
settings = Gio.Settings.new_with_path(UNITY_COMPIZ_LAUNCHER_SETTINGS, UNITY_COMPIZ_LAUNCHER_SETTINGS_PATH)
settings.delay()
settings.reset(property)
return settings.get_int(property)
def migrate_unity_launchers():
gs_settings = Gio.Settings.new(GNOME_DASH_SETTINGS)
if not gs_settings.is_writable(GNOME_DASH_FAVORITE_KEY):
print("Can't migrate unity keys to GNOME Shell as they are not writable")
return
gs_favorites = gs_settings.get_strv(GNOME_DASH_FAVORITE_KEY)
if gs_favorites != get_default_gnome_shell_favorites():
print("Migration prevented as GNOME Shell launchers are modified from defaults")
return
unity_settings = Gio.Settings.new(UNITY_LAUNCHER_SETTINGS)
unity_favorites = unity_settings.get_strv(UNITY_LAUNCHER_FAVORITE_KEY)
new_favorites = []
for fav in unity_favorites:
if not fav.startswith(UNITY_APP_PREFIX):
continue
# change from u-c-c
if fav == UNITY_APP_PREFIX + "unity-control-center.desktop":
fav = UNITY_APP_PREFIX + "gnome-control-center.desktop"
new_favorites.append(fav[len(UNITY_APP_PREFIX):])
# we replace with unity existing keys
gs_settings.set_strv(GNOME_DASH_FAVORITE_KEY, new_favorites)
gs_settings.sync() # force sync to avoid race
def migrate_launcher_properties():
source = Gio.SettingsSchemaSource.get_default()
if source.lookup(DOCK_SETTINGS, True) is None:
print("Don't migrate launcher properties as Ubuntu Docker not installed")
return
unity_settings = Gio.Settings.new_with_path(UNITY_COMPIZ_LAUNCHER_SETTINGS, UNITY_COMPIZ_LAUNCHER_SETTINGS_PATH)
dock_settings = Gio.Settings.new(DOCK_SETTINGS)
intellihide = unity_settings.get_int("launcher-hide-mode")
if intellihide == 1 and intellihide != get_default_launcher_property("launcher-hide-mode"):
dock_settings.set_boolean("dock-fixed", False)
icon_size = unity_settings.get_int("icon-size")
if icon_size != get_default_launcher_property("icon-size"):
dock_settings.set_int("dash-max-icon-size", icon_size)
launcher_placement = unity_settings.get_int("num-launchers")
if launcher_placement != get_default_launcher_property("num-launchers"):
if launcher_placement == 0:
dock_settings.set_boolean("multi-monitor", "True")
else:
dock_settings.set_int("preferred-monitor", launcher_placement - 1)
dock_settings.sync() # force sync to avoid race
def reset_rhythmbox_plugins():
'''We had a glib bug for list plugins, people installing 17.10 beta or before
were reset to default non override defaults, if this is the case, reset them
again.
'''
source = Gio.SettingsSchemaSource.get_default()
if (source.lookup("org.gnome.rhythmbox.plugins", True) is None):
print("Don't reset Rhythmbox key as not installed")
return
rh_settings = Gio.Settings.new("org.gnome.rhythmbox.plugins")
if not rh_settings.is_writable("active-plugins"):
print("Can't reset Rhythmbox key as not writable")
return
# only migrate if default system values were set
if rh_settings.get_strv("active-plugins") != ['power-manager', 'generic-player', 'android', 'audiocd', 'iradio', 'mmkeys']:
return
rh_settings.reset("active-plugins")
rh_settings.sync()
if __name__ == "__main__":
source = Gio.SettingsSchemaSource.get_default()
# Unity or GS not installed
if (source.lookup(UNITY_LAUNCHER_SETTINGS, True) is None or
source.lookup(UNITY_COMPIZ_LAUNCHER_SETTINGS, True) is None or
source.lookup(GNOME_DASH_SETTINGS, True) is None):
print("Unity or GNOME Shell not installed: no migration needed")
sys.exit(0)
migrate_unity_launchers()
migrate_launcher_properties()
reset_rhythmbox_plugins()
Mini Shell