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# (c) 2006 Canonical
# Author: Michael Vogt <michael.vogt@ubuntu.com>
#
# Released under the GPL
#
import warnings
warnings.filterwarnings("ignore", "apt API not stable yet", FutureWarning)
import apt
import dbus
import os
from LocaleInfo import LocaleInfo
import language_support_pkgs
import LangCache
from utils import *
import macros
# the language-selector abstraction
class LanguageSelectorBase(object):
""" base class for language-selector code """
def __init__(self, datadir=""):
self._datadir = datadir
# load the localeinfo "database"
self._localeinfo = LocaleInfo("languagelist", self._datadir)
self._cache = None
def openCache(self, progress):
self._cache = LangCache.LanguageSelectorPkgCache(self._localeinfo, progress)
def getMissingLangPacks(self):
"""
return a list of language packs that are not installed
but should be installed
"""
if self._datadir:
ls = language_support_pkgs.LanguageSupport(self._cache,
os.path.join(self._datadir, "data", "pkg_depends"))
else:
ls = language_support_pkgs.LanguageSupport(self._cache)
missing = []
for pack in ls.missing(): # ls.missing() returns a set; we need a list
missing.append(pack)
return missing
def writeSysFormatsSetting(self, sysFormats):
""" write various LC_* variables (e.g. de_DE.UTF-8) """
bus = dbus.SystemBus()
obj = bus.get_object('com.ubuntu.LanguageSelector','/')
iface = dbus.Interface(obj,dbus_interface="com.ubuntu.LanguageSelector")
iface.SetSystemDefaultFormatsEnv(sysFormats)
def writeSysLanguageSetting(self, sysLanguage):
""" write the system "LANGUAGE" and "LANG" variables """
bus = dbus.SystemBus()
obj = bus.get_object('com.ubuntu.LanguageSelector','/')
iface = dbus.Interface(obj,dbus_interface="com.ubuntu.LanguageSelector")
iface.SetSystemDefaultLanguageEnv(sysLanguage)
def writeUserFormatsSetting(self, userFormats):
""" write various LC_* variables (e.g. de_DE.UTF-8) """
uid = os.getuid()
if uid == 0:
warnings.warn("No formats locale saved for user '%s'." % os.getenv('USER'))
return
bus = dbus.SystemBus()
obj = bus.get_object('org.freedesktop.Accounts',
'/org/freedesktop/Accounts/User%i' % uid)
iface = dbus.Interface(obj, dbus_interface='org.freedesktop.Accounts.User')
macr = macros.LangpackMacros(self._datadir, userFormats)
iface.SetFormatsLocale(macr['SYSLOCALE'])
def writeUserLanguageSetting(self, userLanguage):
""" write the user "LANGUAGE" and "LANG" variables """
uid = os.getuid()
if uid == 0:
warnings.warn("No language saved for user '%s'." % os.getenv('USER'))
return
bus = dbus.SystemBus()
obj = bus.get_object('org.freedesktop.Accounts',
'/org/freedesktop/Accounts/User%i' % uid)
iface = dbus.Interface(obj, dbus_interface='org.freedesktop.Accounts.User')
iface.SetLanguage(userLanguage)
if __name__ == "__main__":
lsb = LanguageSelectorBase(datadir="..")
lsb.openCache(apt.progress.OpProgress())
print lsb.verifyPackageLists()