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# DistUpgradeFetcher.py
#
# Copyright (c) 2006 Canonical
#
# Author: Michael Vogt <michael.vogt@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
import pygtk
pygtk.require('2.0')
import gtk
from ReleaseNotesViewer import ReleaseNotesViewer
from Common.utils import *
from Core.DistUpgradeFetcherCore import DistUpgradeFetcherCore
from gettext import gettext as _
import urllib2
import dbus
import os
class DistUpgradeFetcherGtk(DistUpgradeFetcherCore):
def __init__(self, new_dist, progress, parent):
DistUpgradeFetcherCore.__init__(self,new_dist,progress)
self.parent = parent
self.window_main = parent.window_main
def error(self, summary, message):
return error(self.window_main, summary, message)
def runDistUpgrader(self):
# inhibit sleep
try:
bus = dbus.Bus(dbus.Bus.TYPE_SESSION)
devobj = bus.get_object('org.gnome.PowerManager',
'/org/gnome/PowerManager')
dev = dbus.Interface(devobj, "org.gnome.PowerManager")
cookie = dev.Inhibit('UpdateManager', 'Updating system')
except Exception, e:
print "could not send the dbus Inhibit signal: %s" % e
# now run it with sudo
if os.getuid() != 0:
os.execv("/usr/bin/gksu",["gksu",self.script])
else:
os.execv(self.script,[self.script]+self.run_options)
# we shouldn't come to this point, but if we do, undo our
# inhibit sleep
try:
dev.UnInhibit(cookie)
except Exception, e:
print "could not send the dbus UnInhibit signal: %s" % e
def showReleaseNotes(self):
# FIXME: care about i18n! (append -$lang or something)
if self.new_dist.releaseNotesURI != None:
uri = self._expandUri(self.new_dist.releaseNotesURI)
self.window_main.set_sensitive(False)
self.window_main.window.set_cursor(gtk.gdk.Cursor(gtk.gdk.WATCH))
while gtk.events_pending():
gtk.main_iteration()
# download/display the release notes
# FIXME: add some progress reporting here
res = gtk.RESPONSE_CANCEL
try:
release_notes = urllib2.urlopen(uri)
notes = release_notes.read()
textview_release_notes = ReleaseNotesViewer(notes)
textview_release_notes.show()
self.parent.scrolled_notes.add(textview_release_notes)
self.parent.dialog_release_notes.set_transient_for(self.window_main)
res = self.parent.dialog_release_notes.run()
self.parent.dialog_release_notes.hide()
except urllib2.HTTPError:
primary = "<span weight=\"bold\" size=\"larger\">%s</span>" % \
_("Could not find the release notes")
secondary = _("The server may be overloaded. ")
dialog = gtk.MessageDialog(self.window_main,gtk.DIALOG_MODAL,
gtk.MESSAGE_ERROR,gtk.BUTTONS_CLOSE,"")
dialog.set_title("")
dialog.set_markup(primary);
dialog.format_secondary_text(secondary);
dialog.run()
dialog.destroy()
except IOError:
primary = "<span weight=\"bold\" size=\"larger\">%s</span>" % \
_("Could not download the release notes")
secondary = _("Please check your internet connection.")
dialog = gtk.MessageDialog(self.window_main,gtk.DIALOG_MODAL,
gtk.MESSAGE_ERROR,gtk.BUTTONS_CLOSE,"")
dialog.set_title("")
dialog.set_markup(primary);
dialog.format_secondary_text(secondary);
dialog.run()
dialog.destroy()
self.window_main.set_sensitive(True)
self.window_main.window.set_cursor(None)
# user clicked cancel
if res == gtk.RESPONSE_CANCEL:
return False
return True
if __name__ == "__main__":
error(None, "summary","message")
d = DistUpgradeFetcherGtk(None,None)
print d.authenticate('/tmp/Release','/tmp/Release.gpg')
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