deluge/deluge/i18n/util.py
DjLegolas 897955f0a1
Remove all Python 2 support
* Removed all __future__ imports from code
* Removed all six dependencies
* Removed all future_builtins imports
* Removed all Python 2 related code

Closes: deluge-torrent/deluge#325
2021-12-28 19:26:38 +00:00

154 lines
4.3 KiB
Python

# -*- coding: utf-8 -*-
#
# Copyright (C) 2007,2008 Andrew Resch <andrewresch@gmail.com>
#
# This file is part of Deluge and is licensed under GNU General Public License 3.0, or later, with
# the additional special exception to link portions of this program with the OpenSSL library.
# See LICENSE for more details.
#
import builtins
import ctypes
import gettext
import locale
import logging
import os
import sys
from glob import glob
import deluge.common
from .languages import LANGUAGES
log = logging.getLogger(__name__)
I18N_DOMAIN = 'deluge'
def get_translations_path():
"""Get the absolute path to the directory containing translation files"""
return deluge.common.resource_filename('deluge', 'i18n')
def get_languages():
lang = []
translations_path = get_translations_path()
lc_messages_path = os.path.join('LC_MESSAGES', I18N_DOMAIN + '.mo')
for root, dirs, files in os.walk(translations_path):
# Get the dirs
lang_dirs = [
lang_dir
for lang_dir in dirs
if glob(os.path.join(translations_path, lang_dir, lc_messages_path))
]
break
else:
return lang
for i, lang_code in enumerate(lang_dirs):
name = '%s (Language name missing)' % lang_code
if lang_code in LANGUAGES:
name = LANGUAGES[lang_code]
lang.append([lang_code, _(name)])
lang = sorted(lang, key=lambda l: l[1])
return lang
def set_language(lang):
"""
Set the language to use.
gettext and GtkBuilder will load the translations from the specified
language.
:param lang: the language, e.g. "en", "de" or "en_GB"
:type lang: str
"""
if not lang:
return
# Necessary to set these environment variables for GtkBuilder
deluge.common.set_env_variable('LANGUAGE', lang) # Windows/Linux
deluge.common.set_env_variable('LANG', lang) # For OSX
try:
translation = gettext.translation(
'deluge', localedir=get_translations_path(), languages=[lang]
)
except IOError:
log.warning('Unable to find translation (.mo) to set language: %s', lang)
else:
translation.install()
def setup_mock_translation(warn_msg=None):
def _func(*txt):
if warn_msg:
log.warning(
'"%s" has been marked for translation, but translation is unavailable.',
txt[0],
)
return txt[0]
builtins.__dict__['_'] = _func
builtins.__dict__['ngettext'] = builtins.__dict__['_n'] = _func
# Initialize gettext
def setup_translation():
translations_path = get_translations_path()
log.info('Setting up translations from %s', translations_path)
try:
if hasattr(locale, 'bindtextdomain'):
locale.bindtextdomain(I18N_DOMAIN, translations_path)
if hasattr(locale, 'textdomain'):
locale.textdomain(I18N_DOMAIN)
gettext.bindtextdomain(I18N_DOMAIN, translations_path)
gettext.textdomain(I18N_DOMAIN)
gettext.install(I18N_DOMAIN, translations_path, names=['ngettext'])
builtins.__dict__['_n'] = builtins.__dict__['ngettext']
def load_libintl(libintls):
errors = []
for library in libintls:
try:
libintl = ctypes.cdll.LoadLibrary(library)
except OSError as ex:
errors.append(ex)
else:
break
if not libintl:
log.debug(
'Unable to initialize gettext/locale:\n %s', '\n '.join(errors)
)
setup_mock_translation()
return
return libintl
libintl = None
if deluge.common.windows_check():
libintl = load_libintl(['libintl-8.dll', 'intl.dll'])
elif deluge.common.osx_check():
libintl = load_libintl(['libintl.8.dylib', 'libintl.dylib'])
if libintl:
libintl.bindtextdomain(
I18N_DOMAIN, translations_path.encode(sys.getfilesystemencoding())
)
libintl.textdomain(I18N_DOMAIN)
libintl.gettext.restype = ctypes.c_char_p
except Exception as ex:
log.error('Unable to initialize gettext/locale!')
log.exception(ex)
setup_mock_translation()
deluge.common.translate_size_units()