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# Copyright (C) 2007, 2008 One Laptop Per Child
#
# 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 St, Fifth Floor, Boston, MA 02110-1301 USA
#
#
# The language config is based on the system-config-language
# (http://fedoraproject.org/wiki/SystemConfig/language) tool
# Parts of the code were reused.
#
import os
from gettext import gettext as _
import subprocess
_default_lang = 'en_US.utf8'
_standard_msg = _("Could not access ~/.i18n. Create standard settings.")
def read_all_languages():
fdp = subprocess.Popen(['locale', '-av'], stdout=subprocess.PIPE)
lines = fdp.stdout.read().split('\n')
locales = []
for line in lines:
if line.find('locale:') != -1:
locale = line.lstrip('locale:')
locale = locale.split('archive:')[0].strip()
elif line.find('language |') != -1:
lang = line.lstrip('language |')
elif line.find('territory |') != -1:
territory = line.lstrip('territory |')
if locale.endswith('utf8') and len(lang):
locales.append((lang, territory, locale))
#FIXME: This is a temporary workaround for locales that are essential to
# OLPC, but are not in Glibc yet.
locales.append(('Kreyol', 'Haiti', 'ht_HT.utf8'))
locales.append(('Dari', 'Afghanistan', 'fa_AF.utf8'))
locales.append(('Pashto', 'Afghanistan', 'ps_AF.utf8'))
locales.sort()
return locales
def _initialize():
if set_language.__doc__ is None:
# when running under 'python -OO', all __doc__ fields are None,
# so += would fail -- and this function would be unnecessary anyway.
return
languages = read_all_languages()
set_language.__doc__ += '\n'
for lang in languages:
set_language.__doc__ += '%s \n' % (lang[0].replace(' ', '_') + '/' +
lang[1].replace(' ', '_'))
def _write_i18n(lang):
path = os.path.join(os.environ.get("HOME"), '.i18n')
if os.access(path, os.W_OK) == 0:
print _standard_msg
fd = open(path, 'w')
fd.write('LANG="%s"\n' % _default_lang)
fd.close()
else:
fd = open(path, 'r')
lines = fd.readlines()
fd.close()
for i in range(len(lines)):
if lines[i][:5] == "LANG=":
lines[i] = 'LANG="%s"\n' % lang
fd = open(path, 'w')
fd.writelines(lines)
fd.close()
def get_language():
path = os.path.join(os.environ.get("HOME"), '.i18n')
if os.access(path, os.R_OK) == 0:
print _standard_msg
fd = open(path, 'w')
fd.write('LANG="%s"\n' % _default_lang)
fd.close()
return _default_lang
fd = open(path, "r")
lines = fd.readlines()
fd.close()
lang = None
for line in lines:
if line[:5] == "LANG=":
lang = line[5:].replace('"', '')
lang = lang.strip()
return lang
def print_language():
code = get_language()
languages = read_all_languages()
for lang in languages:
if lang[2].split('.')[0] == code.split('.')[0]:
print lang[0].replace(' ', '_') + '/' + lang[1].replace(' ', '_')
return
print (_("Language for code=%s could not be determined.") % code)
def set_language(language):
"""Set the system language.
languages :
"""
if language.endswith('utf8'):
_write_i18n(language)
return 1
else:
languages = read_all_languages()
for lang, territory, locale in languages:
code = lang.replace(' ', '_') + '/' \
+ territory.replace(' ', '_')
if code == language:
_write_i18n(locale)
return 1
print (_("Sorry I do not speak \'%s\'.") % language)
# inilialize the docstrings for the language
_initialize()
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