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# UpdateManager/DistributionSpecific/Ubuntu/__init__.py
#
# Copyright (c) 2009 Canonical
# 2009 Stephan Peijnik
#
# Author: Stephan Peijnik <debian@sp.or.at>
#
# 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
# USA.
""" Ubuntu-specific functionality. """
from UpdateManager.DistSpecific import DistBase, UPDATE_CATEGORY
from UpdateManager.DistSpecific.Ubuntu.changelog import UbuntuChangelogFetcher
class UbuntuDist(DistBase):
"""
Implementation of distribution-specific functionality for
Ubuntu.
"""
def __init__(self):
DistBase.__init__(self, name="Ubuntu",
changelog_fetcher=UbuntuChangelogFetcher,
distupgrade_check=False)
@classmethod
def fetch_dist_info(cls):
""" Doesn't do anything for now """
# TODO: implement metarelease functionality
return None
def get_update_category(self, pkg_info):
""" Returns the update category """
# We detect the update category using the
# origin's label, archive name and whether its
# trusted or not.
label = pkg_info.get_candidate_origin_label()
archive = pkg_info.get_candidate_archive_name()
origin = pkg_info.get_candidate_origin_name()
trusted = pkg_info.candidate_origin_is_trusted()
# Untrusted updates are most likely unofficial ones, so
# we only need to check whether the source is trusted first.
if not trusted or label != 'Ubuntu' or origin != 'Ubuntu':
return UPDATE_CATEGORY.THIRDPARTY
if archive.endswith('-security'):
return UPDATE_CATEGORY.SECURITY
elif archive.endswith('-updates'):
return UPDATE_CATEGORY.RECOMMENDED
elif archive.endswith('-proposed'):
return UPDATE_CATEGORY.PROPOSED
elif archive.endswith('-backports'):
return UPDATE_CATEGORY.BACKPORT
return UPDATE_CATEGORY.DEFAULT
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