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# -*- coding: utf-8 -*-
#
# Copyright (C) 2013 Team-XBMC
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
#
import xbmc
from common import *
try:
#import apt
import apt
from aptdaemon import client
from aptdaemon import errors
except:
log('python apt import error')
class AptdeamonHandler:
def __init__(self):
self.aptclient = client.AptClient()
def _check_versions(self, package):
if not self._update_cache():
return False, False
try:
trans = self.aptclient.upgrade_packages([package])
#trans = self.aptclient.upgrade_packages("bla")
trans.simulate(reply_handler=self._apttransstarted, error_handler=self._apterrorhandler)
pkg = trans.packages[4][0]
if pkg == package:
cache=apt.Cache()
cache.open(None)
cache.upgrade()
if cache[pkg].installed:
return cache[pkg].installed.version, cache[pkg].candidate.version
return False, False
except Exception as error:
log("Exception while checking versions: %s" %error)
return False, False
def _update_cache(self):
try:
if self.aptclient.update_cache(wait=True) == "exit-success":
return True
else:
return False
except errors.NotAuthorizedError:
log("You are not allowed to update the cache")
return False
def check_upgrade_available(self, package):
'''returns True if newer package is available in the repositories'''
installed, candidate = self._check_versions(package)
if installed and candidate:
if installed != candidate:
log("Version installed %s" %installed)
log("Version available %s" %candidate)
return True
else:
log("Already on newest version")
elif not installed:
log("No installed package found")
return False
else:
return False
def upgrade_package(self, package):
try:
log("Installing new version")
if self.aptclient.upgrade_packages([package], wait=True) == "exit-success":
log("Upgrade successful")
return True
except Exception as error:
log("Exception during upgrade: %s" %error)
return False
def upgrade_system(self):
try:
log("Upgrading system")
if self.aptclient.upgrade_system(wait=True) == "exit-success":
return True
except Exception as error:
log("Exception during system upgrade: %s" %error)
return False
def _getpassword(self):
if len(self._pwd) == 0:
self._pwd = get_password_from_user()
return self._pwd
def _apttransstarted(self):
pass
def _apterrorhandler(self, error):
log("Apt Error %s" %error)
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