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/
usr/
lib/
python2.6/
dist-packages/
LanguageSelector/
- drwxr-xr-x
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Viewing file:  LanguageSelector.py (7.57 KB) -rw-r--r--Select action/file-type:  ( +) |  ( +) |  ( +) | Code ( +) | Session ( +) |  ( +) | SDB ( +) |  ( +) |  ( +) |  ( +) |  ( +) |  ( +) |
# (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 apt_pkg
import dbus
import gettext
import os
import string
import time
import thread
import sys
import FontConfig
from gettext import gettext as _
from LocaleInfo import LocaleInfo
from LangCache import *
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 = LanguageSelectorPkgCache(self._localeinfo, progress)
def getMissingLangPacks(self):
"""
return a list of language packs that are not installed
but should be installed
"""
missing = []
for langInfo in self._cache.getLanguageInformation():
#print langInfo.languageCode
trans_package = "language-pack-%s" % langInfo.languageCode
# we have a langpack installed, see if we have all of them
if (trans_package in self._cache and \
(self._cache[trans_package].is_installed or \
self._cache[trans_package].marked_install or \
self._cache[trans_package].marked_upgrade) and \
not self._cache[trans_package].marked_delete):
#print "IsInstalled: %s " % trans_package
#print self._cache.pkg_translations[langInfo.languageCode]
if langInfo.languageCode in self._cache.pkg_translations:
for (pkg, translation) in self._cache.pkg_translations[langInfo.languageCode]:
if (pkg in self._cache and \
(self._cache[pkg].is_installed or \
self._cache[pkg].marked_install or \
self._cache[pkg].marked_upgrade) and \
not self._cache[pkg].marked_delete and \
translation in self._cache and \
((not self._cache[translation].is_installed and \
not self._cache[translation].marked_install and \
not self._cache[translation].marked_upgrade) or \
self._cache[translation].marked_delete) and \
not translation in missing):
missing.append(translation)
# now check for a missing default language support
default_lang = self._localeinfo.getSystemDefaultLanguage()[0]
macr = macros.LangpackMacros(self._datadir, default_lang)
default_lang = macr["LOCALE"]
pkgcode = macr["PKGCODE"]
# # if there is no default lang, return early
# if default_lang is None:
# return missing
# # Fallback is English
# pkgcode = 'en'
# if default_lang in self._cache.langpack_locales:
# pkgcode = self._cache.langpack_locales[default_lang]
trans_package = "language-pack-%s" % pkgcode
if (trans_package in self._cache and
not self._cache[trans_package].is_installed):
missing += [trans_package]
if pkgcode in self._cache.pkg_translations:
for (pkg, translation) in self._cache.pkg_translations[pkgcode]:
if (self._cache[pkg].is_installed and not self._cache[translation].is_installed):
missing.append(translation)
support_packages = LanguageSelectorPkgCache._getPkgList(self._cache, pkgcode)
for support_package in support_packages:
if (support_package in self._cache and
not self._cache[support_package].is_installed):
missing.append(support_package)
if pkgcode in self._cache.pkg_writing:
for (pkg, pull_pkg) in self._cache.pkg_writing[pkgcode]:
if '|' in pkg:
# multiple dependencies, if one of them is installed, pull the pull_pkg
for p in pkg.split('|'):
if self._cache[p] and \
(self._cache[p].is_installed or \
self._cache[p].marked_install or \
self._cache[p].marked_upgrade) and \
not self._cache[p].marked_delete and \
pull_pkg in self._cache and \
((not self._cache[pull_pkg].is_installed and \
not self._cache[pull_pkg].marked_install and \
not self._cache[pull_pkg].marked_upgrade) or \
self._cache[pull_pkg].marked_delete) and \
not pull_pkg in missing:
missing.append(pull_pkg)
else:
if pkg in self._cache and \
(self._cache[pkg].is_installed or \
self._cache[pkg].marked_install or \
self._cache[pkg].marked_upgrade) and \
not self._cache[pkg].marked_delete and \
pull_pkg in self._cache and \
((not self._cache[pull_pkg].is_installed and \
not self._cache[pull_pkg].marked_install and \
not self._cache[pull_pkg].marked_upgrade) or \
self._cache[pull_pkg].marked_delete) and \
not pull_pkg in missing:
missing.append(pull_pkg)
return missing
def writeSysLangSetting(self, sysLang):
""" write the system "LANG" variable (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.SetSystemDefaultLangEnv(sysLang)
def writeSysLanguageSetting(self, sysLanguage):
""" write the system "LANGUAGE" and "LC_MESSAGES" variables """
bus = dbus.SystemBus()
obj = bus.get_object('com.ubuntu.LanguageSelector','/')
iface = dbus.Interface(obj,dbus_interface="com.ubuntu.LanguageSelector")
iface.SetSystemDefaultLanguageEnv(sysLanguage)
def writeUserLangSetting(self, userLang):
""" write the user "LANG" variable (e.g. de_DE.UTF-8) """
conffiles = [ os.path.expanduser("~/.profile") ]
macr = macros.LangpackMacros(self._datadir, userLang)
findString = "export LANG="
setString = "export LANG=\"%s\"\n" % macr["SYSLOCALE"]
find_string_and_replace(findString, setString, conffiles)
def writeUserLanguageSetting(self, userLanguage):
"""
write the user "LANGUAGE" variable (e.g. de:en_GB:en) and other
language related environment variables (e.g. de_DE.UTF-8)
"""
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()
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