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#!/usr/bin/python3
# check-new-release-gtk - this is called periodically in the background
# (currently by update-notifier every 48h) to
# gather information about new releases of Ubuntu
# or to nag about no longer supported versions
#
# Copyright (c) 2010,2011 Canonical
#
# Author: Michael Vogt <mvo@ubuntu.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; either version 2 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
# USA
from __future__ import print_function
from gi.repository import Gio
from gi.repository import GLib
from gi.repository import Gtk
import locale
import logging
import os
import subprocess
import sys
import time
import gettext
from optparse import OptionParser
from UpdateManager.Core.utils import init_proxy
from DistUpgrade.DistUpgradeFetcher import DistUpgradeFetcherGtk
from UpdateManager.MetaReleaseGObject import MetaRelease
from DistUpgrade.SimpleGtk3builderApp import SimpleGtkbuilderApp
#FIXME: Workaround a bug in optparser which doesn't handle unicode/str
# correctly, see http://bugs.python.org/issue4391
# Should be resolved by Python3
gettext.bindtextdomain("ubuntu-release-upgrader", "/usr/share/locale")
gettext.textdomain("ubuntu-release-upgrader")
translation = gettext.translation("ubuntu-release-upgrader", fallback=True)
if sys.version >= '3':
_ = translation.gettext
else:
_ = translation.ugettext
# overwrite default upgrade fetcher and make it not show the
# release notes by default
class DistUpgradeFetcher(DistUpgradeFetcherGtk):
def showReleaseNotes(self):
# nothing to do
return True
class CheckNewReleaseGtk(SimpleGtkbuilderApp):
""" Gtk version of the release notes check/download """
# the timeout until we give up
FETCH_TIMEOUT = 20
def __init__(self, options):
self.options = options
self.datadir = options.datadir
self.new_dist = None
logging.debug("running with devel=%s proposed=%s" % (
options.devel_release, options.proposed_release))
m = MetaRelease(useDevelopmentRelease=options.devel_release,
useProposed=options.proposed_release)
m.connect("new-dist-available", self.new_dist_available)
GLib.timeout_add_seconds(self.FETCH_TIMEOUT, self.timeout, None)
def _run_dialog(self, dialog):
window = Gtk.Window()
window.set_title(_("Software Updater"))
window.set_icon_name("system-software-update")
window.set_position(Gtk.WindowPosition.CENTER)
window.set_resizable(False)
window.add(dialog)
dialog.start()
window.show_all()
Gtk.main()
def new_dist_available(self, meta_release, new_dist):
logging.debug("new_dist_available: %s" % new_dist)
self.new_dist = new_dist
client = Gio.Settings.new("com.ubuntu.update-manager")
ignore_dist = client.get_string("check-new-release-ignore")
# only honor the ignore list if the distro is still supported, otherwise
# go into nag mode
if (ignore_dist == new_dist.name and
meta_release.no_longer_supported is None):
logging.warning("found new dist '%s' but it is on the ignore list" % new_dist.name)
sys.exit()
# show alert on unsupported distros
if meta_release.no_longer_supported is not None:
subprocess.call(['update-manager', '--no-update'])
Gtk.main_quit()
else:
self.build_ui()
self.window_main.set_title(_("Ubuntu %(version)s Upgrade Available") % {'version': new_dist.version})
self.window_main.show()
def close(self):
self.window_main.destroy()
Gtk.main_quit()
def build_ui(self):
SimpleGtkbuilderApp.__init__(self, self.datadir+"/gtkbuilder/UpgradePromptDialog.ui", "ubuntu-release-upgrader")
def on_button_upgrade_now_clicked(self, button):
logging.debug("upgrade now")
extra_args = []
if options.devel_release:
extra_args += ["--devel-release"]
if options.proposed_release:
extra_args += ["--proposed"]
os.execv("/usr/bin/do-release-upgrade",
["do-release-upgrade",
"--frontend=DistUpgradeViewGtk3"] + extra_args)
def on_button_ask_me_later_clicked(self, button):
logging.debug("ask me later")
# check again in a week
next_check = time.time() + 7*24*60*60
client = Gio.Settings("com.ubuntu.update-notifier")
client.set_uint("release-check-time", int(next_check))
Gtk.main_quit()
def on_button_dont_upgrade_clicked(self, button):
#print("don't upgrade")
s = _("You have declined the upgrade to Ubuntu %s") % self.new_dist.version
self.dialog_really_do_not_upgrade.set_markup("<b>%s</b>" % s)
if self.dialog_really_do_not_upgrade.run() == Gtk.ResponseType.OK:
client = Gio.Settings("com.ubuntu.update-manager")
client.set_string("check-new-release-ignore", self.new_dist.name)
Gtk.main_quit()
def on_linkbutton_release_notes_clicked(self, linkbutton):
# gtk will do the right thing if uri is set
pass
def window_delete_event_cb(self, window, event):
Gtk.main_quit()
def timeout(self, user_data):
if self.new_dist is None:
logging.warning("timeout reached, exiting")
Gtk.main_quit()
if __name__ == "__main__":
Gtk.init_check(sys.argv)
try:
locale.setlocale(locale.LC_ALL, "")
except:
pass
init_proxy()
parser = OptionParser()
parser.add_option ("-d", "--devel-release", action="store_true",
dest="devel_release", default=False,
help=_("Check if upgrading to the latest devel release "
"is possible"))
parser.add_option ("-p", "--proposed", action="store_true",
dest="proposed_release", default=False,
help=_("Try upgrading to the latest release using "
"the upgrader from $distro-proposed"))
# mostly useful for development
parser.add_option ("", "--datadir", default="/usr/share/ubuntu-release-upgrader")
parser.add_option ("", "--debug", action="store_true", default=False,
help=_("Add debug output"))
(options, args) = parser.parse_args()
if options.debug:
logging.basicConfig(level=logging.DEBUG)
# create object
cnr = CheckNewReleaseGtk(options)
Gtk.main()
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