/usr/share/session-migration/scripts/install-default-webapps-in-launcher.py is in unity-webapps-common 2.4.17+14.04.20140416-0ubuntu1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 | #!/usr/bin/python
from gi.repository import Gio
import os
import sys
PREINSTALLED_LAUNCHER_DESKTOP_FILES = ["application://ubuntu-amazon-default.desktop",]
AFTER_ICON = "unity://running-apps"
UNITY_LAUNCHER_SETTINGS = "com.canonical.Unity.Launcher"
UNITY_LAUNCHER_FAVORITE_KEY = "favorites"
def get_default_favorites():
settings = Gio.Settings.new(UNITY_LAUNCHER_SETTINGS)
settings.delay()
settings.reset(UNITY_LAUNCHER_FAVORITE_KEY)
return settings.get_strv(UNITY_LAUNCHER_FAVORITE_KEY)
def install_default_webapps_in_launcher():
# Workaround for the script triggering on systems where it shouldn't.
if os.path.exists("/usr/share/glib-2.0/schemas/95_edubuntu-artwork.gschema.override"):
return
new_desktop_files = PREINSTALLED_LAUNCHER_DESKTOP_FILES
if len(new_desktop_files) != 0:
try:
settings = Gio.Settings.new (UNITY_LAUNCHER_SETTINGS)
default_favorites = get_default_favorites()
# "If there are no common elements between these sets..."
if not set(default_favorites).intersection(set(new_desktop_files)):
print "Skipping Unity Webapps migration for what seems to be a vendor-patched schema"
return
if not settings.is_writable(UNITY_LAUNCHER_FAVORITE_KEY):
print "Unity Webapps migration process (preinstallation): 'favorites' key not writable"
return
favorites = settings.get_strv(UNITY_LAUNCHER_FAVORITE_KEY)
# only append the desktop icons that are not already present in the favorites list if any
to_add = [d for d in new_desktop_files if not d in favorites]
available_desktop_files = [d for d in favorites if ".desktop" in d]
new_index = -1
if len(available_desktop_files):
new_index = favorites.index(available_desktop_files[-1]) + 1
elif AFTER_ICON in favorites:
new_index = favorites.index(AFTER_ICON)
if new_index >= 0:
new_index = favorites.index(AFTER_ICON)
next = favorites[new_index:]
favorites[new_index:] = to_add
favorites.extend(next)
else:
favorites.extend(to_add)
settings.set_strv(UNITY_LAUNCHER_FAVORITE_KEY, favorites)
# force sync to avoid race
settings.sync()
except Exception, e:
print "Unity Webapps migration exception:", str(e)
if __name__ == "__main__":
source = Gio.SettingsSchemaSource.get_default()
if source.lookup(UNITY_LAUNCHER_SETTINGS, True) is None: # schema not found
sys.exit(1)
install_default_webapps_in_launcher()
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