FM / LanguageSelector

/usr/lib/python3/dist-packages/LanguageSelector/

/usr/lib/python3/dist-packages/LanguageSelector

Name	Size	Mode	Actions
__pycache__/	-	0755	rm
ImConfig.py	2406	0644	edit dl rm
LangCache.py	6203	0644	edit dl rm
LanguageSelector.py	4269	0644	edit dl rm
LocaleInfo.py	12865	0644	edit dl rm
macros.py	5363	0644	edit dl rm
utils.py	1666	0644	edit dl rm
xkb.py	3333	0644	edit dl rm
__init__.py	3	0644	edit dl rm

Edit: /usr/lib/python3/dist-packages/LanguageSelector/LocaleInfo.py (12865B)

# LocaleInfo.py (c) 2006 Canonical, released under the GPL
#
# a helper class to get locale info

from __future__ import print_function
from __future__ import absolute_import

import re            
import subprocess
import gettext
import os
import pwd
import sys
import dbus
import warnings

from LanguageSelector import macros

from gettext import gettext as _
from xml.etree.ElementTree import ElementTree

class LocaleInfo(object):
    " class with handy functions to parse the locale information "
    
    environments = ["/etc/default/locale"]
    def __init__(self, languagelist_file, datadir):
        self._datadir = datadir
        LANGUAGELIST = os.path.join(datadir, 'data', languagelist_file)
        # map language to human readable name, e.g.:
        # "pt"->"Portuguise", "de"->"German", "en"->"English"
        self._lang = {}

# map country to human readable name, e.g.:
        # "BR"->"Brasil", "DE"->"Germany", "US"->"United States"
        self._country = {}
        
        # map locale (language+country) to the LANGUAGE environment, e.g.:
        # "pt_PT"->"pt_PT:pt:pt_BR:en_GB:en"
        self._languagelist = {}
        
        # read lang file
        et = ElementTree(file="/usr/share/xml/iso-codes/iso_639_3.xml")
        it = et.iter('iso_639_3_entry')
        for elm in it:
            if "common_name" in elm.attrib:
                lang = elm.attrib["common_name"]
            else:
                lang = elm.attrib["name"]
            if "part1_code" in elm.attrib:
                code = elm.attrib["part1_code"]
            else:
                code = elm.attrib["id"]
            self._lang[code] = lang
        # Hack for Chinese langpack split
        # Translators: please translate 'Chinese (simplified)' and 'Chinese (traditional)' so that they appear next to each other when sorted alphabetically.
        self._lang['zh-hans'] = _("Chinese (simplified)")
        # Translators: please translate 'Chinese (simplified)' and 'Chinese (traditional)' so that they appear next to each other when sorted alphabetically.
        self._lang['zh-hant'] = _("Chinese (traditional)")
        # end hack
        
        # read countries
        et = ElementTree(file="/usr/share/xml/iso-codes/iso_3166.xml")
        it = et.iter('iso_3166_entry')
        for elm in it:
            if "common_name" in elm.attrib:
                descr = elm.attrib["common_name"]
            else:
                descr = elm.attrib["name"]
            if "alpha_2_code" in elm.attrib:
                code = elm.attrib["alpha_2_code"]
            else:
                code = elm.attrib["alpha_3_code"]
            self._country[code] = descr
            
        # read the languagelist
        with open(LANGUAGELIST) as f:
            for line in f:
                tmp = line.strip()
                if tmp.startswith("#") or tmp == "":
                    continue
                w = tmp.split(";")
                # FIXME: the latest localechoosers "languagelist" does
                # no longer have this field for most languages, so
                # deal with it and don't set LANGUAGE then
                # - the interessting question is what to do
                # if LANGUAGE is already set and the new
                localeenv = w[6].split(":")
                #print(localeenv)
                self._languagelist[localeenv[0]] = '%s' % w[6]

def lang(self, code):
        """ map language code to language name """
        if code in self._lang:
            return self._lang[code]
        return ""

def country(self, code):
        """ map country code to country name"""
        if code in self._country:
            return self._country[code]
        return ""

def generated_locales(self):
        """ return a list of locales available on the system
            (running locale -a) """
        locales = []
        p = subprocess.Popen(["locale", "-a"], stdout=subprocess.PIPE,
                             universal_newlines=True)
        for line in p.communicate()[0].split("\n"):
            tmp = line.strip()
            if tmp.find('.utf8') < 0:
                continue
            # we are only interessted in the locale, not the codec
            macr = macros.LangpackMacros(self._datadir, tmp)
            locale = macr["LOCALE"]
            if not locale in locales:
                locales.append(locale)
        #print(locales)
        return locales

def translate_language(self, lang):
        "return translated language"
        if lang in self._lang:
            lang_name = gettext.dgettext('iso_639', self._lang[lang])
            if lang_name == self._lang[lang]:
                lang_name = gettext.dgettext('iso_639_3', self._lang[lang])
            return lang_name
        else:
            return lang

def translate_country(self, country):
        """
        return translated language and country of the given
        locale into the given locale, e.g. 
        (Deutsch, Deutschland) for de_DE
        """

#        macr = macros.LangpackMacros(self._datadir, locale)

#        #(lang, country) = locale.split("_")
#        country = macr['CCODE']
#        current_language = None
#        if "LANGUAGE" in os.environ:
#            current_language = os.environ["LANGUAGE"]
#        os.environ["LANGUAGE"]=locale
#        lang_name = self.translate_language(macr['LCODE'])
        if country in self._country:
            country_name = gettext.dgettext('iso_3166', self._country[country])
            return country_name
        else:
            return country
#        if current_language:
#            os.environ["LANGUAGE"] = current_language
#        else:
#            del os.environ["LANGUAGE"]
#        return (lang_name, country_name)

def translate(self, locale, native=False, allCountries=False):
        """ get a locale code and output a human readable name """
        returnVal = ''
        macr = macros.LangpackMacros(self._datadir, locale)
        if native == True:
            current_language = None
            if "LANGUAGE" in os.environ:
                current_language = os.environ["LANGUAGE"]
            os.environ["LANGUAGE"] = macr["LOCALE"]

lang_name = self.translate_language(macr["LCODE"])
        returnVal = lang_name
        if len(macr["CCODE"]) > 0:
            country_name = self.translate_country(macr["CCODE"])
            # get all locales for this language
            l = [k for k in self.generated_locales() if k.startswith(macr['LCODE'])]
            # only show region/country if we have more than one 
            if (allCountries == False and len(l) > 1) or allCountries == True:
                mycountry = self.country(macr['CCODE'])
                if mycountry:
                    returnVal = "%s (%s)" % (lang_name, country_name)
        if len(macr["VARIANT"]) > 0:
            returnVal = "%s - %s" % (returnVal, macr["VARIANT"])
        
        if native == True:
            if current_language:
                os.environ["LANGUAGE"] = current_language
            else:
                del os.environ["LANGUAGE"]
        return returnVal
         
#        if "_" in locale:
#            #(lang, country) = locale.split("_")
#            (lang_name, country_name) = self.translate_locale(locale)
#            # get all locales for this language
#            l = [k for k in self.generated_locales() if k.startswith(macr['LCODE'])]
#            # only show region/country if we have more than one 
#            if len(l) > 1:
#                mycountry = self.country(macr['CCODE'])
#                if mycountry:
#                    return "%s (%s)" % (lang_name, country_name)
#                else:
#                    return lang_name
#            else:
#                return lang_name
#        return self.translate_language(locale)

def makeEnvString(self, code):
        """ input is a language code, output a string that can be put in
            the LANGUAGE enviroment variable.
            E.g: en_DK -> en_DK:en
        """
        if not code:
            return ''
        macr = macros.LangpackMacros(self._datadir, code)
        langcode = macr['LCODE']
        locale = macr['LOCALE']
        # first check if we got somethign from languagelist
        if locale in self._languagelist:
            langlist = self._languagelist[locale]
        # if not, fall back to "dumb" behaviour
        elif locale == langcode:
            langlist = locale
        else:
            langlist = "%s:%s" % (locale, langcode)
        if not (langlist.endswith(':en') or langlist == 'en'):
            langlist = "%s:en" % langlist
        return langlist

def getUserDefaultLanguage(self):
        formats = ''
        language = ''
        result = []
        fname = os.path.expanduser("~/.pam_environment")
        if os.path.exists(fname) and \
           os.access(fname, os.R_OK):
            with open(fname) as f:
                for line in f:
                    match_language = re.match(r'LANGUAGE(\s+DEFAULT)?=(.*)$',line)
                    if match_language:
                        language = match_language.group(2)
        user_name = pwd.getpwuid(os.geteuid()).pw_name
        try:
            bus = dbus.SystemBus()
            obj = bus.get_object('org.freedesktop.Accounts', '/org/freedesktop/Accounts')
            iface = dbus.Interface(obj, dbus_interface='org.freedesktop.Accounts')
            user_path = iface.FindUserByName(user_name)

obj = bus.get_object('org.freedesktop.Accounts', user_path)
            iface = dbus.Interface(obj, dbus_interface='org.freedesktop.DBus.Properties')
            formats = iface.Get('org.freedesktop.Accounts.User', 'FormatsLocale')
            if len(language) == 0:
                firstLanguage = iface.Get('org.freedesktop.Accounts.User', 'Language')
                language = self.makeEnvString(firstLanguage)
        except Exception as msg:
            # a failure here shouldn't trigger a fatal error
            warnings.warn(msg.args[0])
            pass
        if len(language) == 0 and "LANGUAGE" in os.environ:
            language = os.environ["LANGUAGE"]
        if len(formats) == 0 and "LC_NAME" in os.environ:
            formats = os.environ["LC_NAME"]
        if len(formats) == 0 and "LANG" in os.environ:
            formats = os.environ["LANG"]
        if len(formats) > 0 and len(language) == 0:
            language = self.makeEnvString(formats)
        result.append(formats)
        result.append(language)
        return result

def getSystemDefaultLanguage(self):
        lang = ''
        formats = ''
        language = ''
        result = []
        for fname in self.environments:
            if os.path.exists(fname) and \
               os.access(fname, os.R_OK):
                with open(fname) as f:
                    for line in f:
                        # support both LANG="foo" and LANG=foo
                        if line.startswith("LANG"):
                            line = line.replace('"','')
                        match_lang = re.match(r'LANG=(.*)$',line)
                        if match_lang:
                            lang = match_lang.group(1)
                        if line.startswith("LC_TIME"):
                            line = line.replace('"','')
                        match_formats = re.match(r'LC_TIME=(.*)$',line)
                        if match_formats:
                            formats = match_formats.group(1)
                        if line.startswith("LANGUAGE"):
                            line = line.replace('"','')
                        match_language = re.match(r'LANGUAGE=(.*)$',line)
                        if match_language:
                            language = match_language.group(1)
        if len(lang) == 0:
            # fall back is 'en_US'
            lang = 'en_US.UTF-8'
        if len(language) == 0:
            # LANGUAGE has not been defined, generate a string from the provided LANG value
            language = self.makeEnvString(lang)
        if len(formats) == 0:
            formats = lang
        result.append(formats)
        result.append(language)
        return result

def isSetSystemFormats(self):
        if not os.access(self.environments[0], os.R_OK):
            return False
        with open(self.environments[0]) as f:
            for line in f:
                if line.startswith("LC_TIME="):
                    return True
        return False

if __name__ == "__main__":
    datadir = "/usr/share/language-selector/"
    li = LocaleInfo("languagelist", datadir)

print("default system locale and languages: '%s'" % li.getSystemDefaultLanguage())
    print("default user locale and languages: '%s'" % li.getUserDefaultLanguage())

print(li._lang)
    print(li._country)
    print(li._languagelist)
    print(li.generated_locales())

cmd: