MigrationScript: add 05_unity_use_ubuntu_scaling_settings_schemas

This converts gnome desktop interface settings to ubuntu ones (bzr r4253.4.6)

2 files changed, 50 insertions, 0 deletions

diff --git a/debian/unity.migrations b/debian/unity.migrations
index 58bd12d59..98ba87204 100644
--- a/debian/unity.migrations
+++ b/debian/unity.migrations
@@ -2,3 +2,4 @@ tools/migration-scripts/01_unity_change_dconf_path
 tools/migration-scripts/02_unity_setup_text_scale_factor
 tools/migration-scripts/03_unity_first_run_stamp_move
 tools/migration-scripts/04_unity_update_software_center_desktop_file
+tools/migration-scripts/05_unity_use_ubuntu_scaling_settings_schemas \ No newline at end of file
diff --git a/tools/migration-scripts/05_unity_use_ubuntu_scaling_settings_schemas b/tools/migration-scripts/05_unity_use_ubuntu_scaling_settings_schemas
new file mode 100755
index 000000000..1273483c0
--- /dev/null
+++ b/tools/migration-scripts/05_unity_use_ubuntu_scaling_settings_schemas
@@ -0,0 +1,49 @@
+#!/usr/bin/python3
+# -*- coding: utf-8 -*-
+# Copyright (C) 2014-2017 Canonical
+#
+# Authors:
+# Marco Trevisan <marco.trevisan@canonical.com>
+#
+# This program is free software; you can redistribute it and/or modify it under
+# the terms of the GNU General Public License as published by the Free Software
+# Foundation; version 3.
+#
+# This program is distributed in the hope that it will be useful, but WITHOUTa
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+# details.
+#
+# You should have received a copy of the GNU General Public License along with
+# this program; if not, write to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+
+from gi.repository import Gio
+import os,sys
+
+GNOME_UI_SETTINGS = "org.gnome.desktop.interface";
+UBUNTU_UI_SETTINGS = "com.ubuntu.user-interface.desktop";
+
+KEYS_TO_MIGRATE = [ "scaling-factor", "text-scaling-factor", "cursor-size" ]
+
+gnome_ui_schema = Gio.SettingsSchemaSource.get_default().lookup(GNOME_UI_SETTINGS, recursive=False)
+if not gnome_ui_schema:
+ print("No gnome desktop interface schemas found, no migration needed")
+ sys.exit(0)
+
+ubuntu_ui_schema = Gio.SettingsSchemaSource.get_default().lookup(UBUNTU_UI_SETTINGS, recursive=False)
+if not ubuntu_ui_schema:
+ print("No ubuntu desktop interface schemas found, no migration needed")
+ sys.exit(0)
+
+gnome_settings = Gio.Settings(settings_schema=gnome_ui_schema)
+ubuntu_settings = Gio.Settings(settings_schema=ubuntu_ui_schema)
+
+for key in KEYS_TO_MIGRATE:
+ gnome_value = gnome_settings.get_value(key)
+ ubuntu_value = ubuntu_settings.get_value(key)
+
+ if ubuntu_value != gnome_value:
+ ubuntu_settings.set_value(key, gnome_value)
+
+Gio.Settings.sync()