| // Copyright 2017 Google Inc. All Rights Reserved. |
| // |
| // 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. |
| |
| #include "cobalt/base/language.h" |
| |
| #include "base/basictypes.h" |
| #include "base/logging.h" |
| #include "third_party/icu/source/common/unicode/uloc.h" |
| |
| namespace base { |
| |
| std::string GetSystemLanguage() { |
| char buffer[ULOC_LANG_CAPACITY]; |
| UErrorCode icu_result = U_ZERO_ERROR; |
| |
| // Get the ISO language and country and assemble the system language. |
| uloc_getLanguage(NULL, buffer, arraysize(buffer), &icu_result); |
| if (!U_SUCCESS(icu_result)) { |
| DLOG(FATAL) << __FUNCTION__ << ": Unable to get language from ICU for " |
| << "default locale " << uloc_getDefault() << "."; |
| return "en-US"; |
| } |
| |
| std::string language = buffer; |
| uloc_getCountry(NULL, buffer, arraysize(buffer), &icu_result); |
| if (U_SUCCESS(icu_result) && buffer[0]) { |
| language += "-"; |
| language += buffer; |
| } |
| |
| // We should end up with something like "en" or "en-US". |
| return language; |
| } |
| } // namespace base |