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# Copyright (C) 2009 Canonical
#
# Authors:
# Michael Vogt
#
# 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; version 3.
#
# 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
import datetime
import locale
import logging
import os
import re
from apt.utils import (get_release_filename_for_pkg,
get_release_date_from_release_file,
get_maintenance_end_date)
from gettext import gettext as _
from softwarecenter.distro.Debian import Debian
from softwarecenter.enums import BUY_SOMETHING_HOST
LOG = logging.getLogger(__name__)
class Ubuntu(Debian):
# see __init__.py description
DISTROSERIES = ["precise",
"oneiric",
"natty",
]
# metapackages
IMPORTANT_METAPACKAGES = ("ubuntu-desktop", "kubuntu-desktop")
# screenshot handling
SCREENSHOT_THUMB_URL = "http://screenshots.ubuntu.com/thumbnail-with-version/%(pkgname)s/%(version)s"
SCREENSHOT_LARGE_URL = "http://screenshots.ubuntu.com/screenshot-with-version/%(pkgname)s/%(version)s"
# the json description of the available screenshots
SCREENSHOT_JSON_URL = "http://screenshots.ubuntu.com/json/package/%s"
# purchase subscription
PURCHASE_APP_URL = BUY_SOMETHING_HOST+"/subscriptions/%s/ubuntu/%s/+new/?%s"
# reviews
REVIEWS_SERVER = os.environ.get("SOFTWARE_CENTER_REVIEWS_HOST") or "http://reviews.ubuntu.com/reviews/api/1.0"
REVIEWS_URL = REVIEWS_SERVER + "/reviews/filter/%(language)s/%(origin)s/%(distroseries)s/%(version)s/%(pkgname)s%(appname)s/"
#REVIEW_STATS_URL = REVIEWS_SERVER+"/reviews/api/1.0/%(language)s/%(origin)s/%(distroseries)s/review-stats/"
# FIXME: does that make sense?!?
REVIEW_STATS_URL = REVIEWS_SERVER+"/review-stats"
# Starting point for Ubuntu app developers
DEVELOPER_URL = "http://developer.ubuntu.com/"
def get_app_name(self):
return _("Ubuntu Software Center")
def get_app_description(self):
return _("Lets you choose from thousands of applications available for Ubuntu.")
def get_distro_channel_name(self):
""" The name in the Release file """
return "Ubuntu"
def get_distro_channel_description(self):
""" The description of the main distro channel """
return _("Provided by Ubuntu")
def get_removal_warning_text(self, cache, pkg, appname, depends):
primary = _("To remove %s, these items must be removed "
"as well:") % appname
button_text = _("Remove All")
# alter it if a meta-package is affected
for m in depends:
if cache[m].section == "metapackages":
primary = _("If you uninstall %s, future updates will not "
"include new items in <b>%s</b> set. "
"Are you sure you want to continue?") % (appname, cache[m].installed.summary)
button_text = _("Remove Anyway")
depends = []
break
# alter it if an important meta-package is affected
for m in self.IMPORTANT_METAPACKAGES:
if m in depends:
primary = _("%s is a core application in Ubuntu. "
"Uninstalling it may cause future upgrades "
"to be incomplete. Are you sure you want to "
"continue?") % appname
button_text = _("Remove Anyway")
depends = None
break
return (primary, button_text)
def get_license_text(self, component):
if component in ("main", "universe", "independent"):
return _("Open source")
elif component == "restricted":
return _("Proprietary")
else:
# commercial apps provide license info via the software-center-agent,
# but if a given commercial app does not provide this for some reason,
# default to a license type of "Unknown"
return _("Unknown")
def is_supported(self, cache, doc, pkgname):
# the doc does not by definition contain correct data regarding the
# section. Looking up in the cache seems just as fast/slow.
if pkgname in cache and cache[pkgname].candidate:
for origin in cache[pkgname].candidate.origins:
if (origin.origin == "Ubuntu" and
origin.trusted and
(origin.component == "main" or
origin.component == "restricted")):
return True
return False
def get_supported_query(self):
import xapian
query1 = xapian.Query("XOL"+"Ubuntu")
query2a = xapian.Query("XOC"+"main")
query2b = xapian.Query("XOC"+"restricted")
query2 = xapian.Query(xapian.Query.OP_OR, query2a, query2b)
return xapian.Query(xapian.Query.OP_AND, query1, query2)
def get_supported_filter_name(self):
return _("Canonical-Maintained Software")
def get_maintenance_status(self, cache, appname, pkgname, component, channelname):
# try to figure out the support dates of the release and make
# sure to look only for stuff in "Ubuntu" and "distro_codename"
# (to exclude stuff in ubuntu-updates for the support time
# calculation because the "Release" file time for that gets
# updated regularly)
if not hasattr(cache, '_cache') or not pkgname:
return
releasef = get_release_filename_for_pkg(cache._cache, pkgname,
"Ubuntu",
self.get_codename())
time_t = get_release_date_from_release_file(releasef)
# check the release date and show support information
# based on this
if time_t:
release_date = datetime.datetime.fromtimestamp(time_t)
#print "release_date: ", release_date
now = datetime.datetime.now()
#release_age = (now - release_date).days
#print "release age: ", release_age
# init with the default time
support_month = 18
# see if we have a "Supported" entry in the pkg record
if (pkgname in cache and
cache[pkgname].candidate):
support_time = cache._cache[pkgname].candidate.record.get("Supported")
if support_time:
if support_time.endswith("y"):
support_month = 12*int(support_time.strip("y"))
elif support_time.endswith("m"):
support_month = int(support_time.strip("m"))
else:
LOG.warning("unsupported 'Supported' string '%s'" % support_time)
# mvo: we do not define the end date very precisely
# currently this is why it will just display a end
# range
# print release_date, support_month
(support_end_year, support_end_month) = get_maintenance_end_date(release_date, support_month)
support_end_month_str = locale.nl_langinfo(getattr(locale,"MON_%d" % support_end_month))
# check if the support has ended
support_ended = (now.year >= support_end_year and
now.month > support_end_month)
if component == "main":
if support_ended:
return _("Canonical does no longer provide "
"updates for %s in Ubuntu %s. "
"Updates may be available in a newer version of "
"Ubuntu.") % (appname, self.get_distro_release())
else:
return _("Canonical provides critical updates for "
"%(appname)s until %(support_end_month_str)s "
"%(support_end_year)s.") % {'appname' : appname,
'support_end_month_str' : support_end_month_str,
'support_end_year' : support_end_year}
elif component == "restricted":
if support_ended:
return _("Canonical does no longer provide "
"updates for %s in Ubuntu %s. "
"Updates may be available in a newer version of "
"Ubuntu.") % (appname, self.get_distro_release())
else:
return _("Canonical provides critical updates supplied "
"by the developers of %(appname)s until "
"%(support_end_month_str)s "
"%(support_end_year)s.") % {'appname' : appname,
'support_end_month_str' : support_end_month_str,
'support_end_year' : support_end_year}
# if we couldn't determine a support date, use a generic maintenance
# string without the date
if (channelname or
component in ("partner", "independent", "commercial")):
return _("Canonical does not provide updates for %s. "
"Some updates may be provided by the third party "
"vendor.") % appname
elif component == "main":
return _("Canonical provides critical updates for %s.") % appname
elif component == "restricted":
return _("Canonical provides critical updates supplied by the "
"developers of %s.") % appname
elif component == "universe" or component == "multiverse":
return _("Canonical does not provide updates for %s. "
"Some updates may be provided by the "
"Ubuntu community.") % appname
#return _("Application %s has an unknown maintenance status.") % appname
return
def get_downloadable_icon_url(self, full_archive_url, icon_filename):
"""
generates the url for a downloadable icon based on the download
uri and the icon filename itself
"""
split_at_pool = full_archive_url.split("pool")[0]
# support ppas and extras.ubuntu.com
if split_at_pool.endswith("/ppa/ubuntu/"):
# it's a ppa, generate the icon_url for a ppa
split_at_ppa = split_at_pool.split("/ppa/")[0]
downloadable_icon_url = []
downloadable_icon_url.append(split_at_ppa)
downloadable_icon_url.append("/meta/ppa/")
downloadable_icon_url.append(icon_filename)
return "".join(downloadable_icon_url)
elif re.match("http://(.*)extras.ubuntu.com/", split_at_pool):
# it's from extras.ubuntu.com, generate the icon_url for a ppa
split_at_ubuntu = split_at_pool.split("/ubuntu/")[0]
downloadable_icon_url = []
downloadable_icon_url.append(split_at_ubuntu)
downloadable_icon_url.append("/meta/")
downloadable_icon_url.append(icon_filename)
return "".join(downloadable_icon_url)
else:
#raise ValueError, "we currently support downloadable icons in ppa's only"
LOG.warning("downloadable icon is not supported for archive: '%s'" % full_archive_url)
return ''
if __name__ == "__main__":
import apt
cache = apt.Cache()
print cache.get_maintenance_status(cache, "synaptic app", "synaptic", "main", None)
print cache.get_maintenance_status(cache, "3dchess app", "3dchess", "universe", None)
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