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i18n.py
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59 lines (50 loc) · 1.78 KB
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# -*- coding: utf-8 -*-
#
# Copyright 2017 Ricequant, Inc
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os.path
from gettext import NullTranslations, translation
from .logger import system_log
from .py2 import to_utf8
class Localization(object):
def __init__(self, trans=None):
self.trans = NullTranslations() if trans is None else trans
def set_locale(self, locales, trans_dir=None):
if locales[0] is None or "en" in locales[0].lower():
self.trans = NullTranslations()
return
if "cn" in locales[0].lower():
locales = ["zh_Hans_CN"]
try:
if trans_dir is None:
trans_dir = os.path.join(
os.path.dirname(
os.path.abspath(
__file__,
),
),
"translations"
)
self.trans = translation(
domain="messages",
localedir=trans_dir,
languages=locales,
)
except Exception as e:
system_log.debug(e)
self.trans = NullTranslations()
localization = Localization()
def gettext(message):
trans_txt = localization.trans.gettext(message)
return to_utf8(trans_txt)