/
i18n.go
76 lines (63 loc) · 1.89 KB
/
i18n.go
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// Copyright 2016 IBM Corporation
//
// 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.
package i18n
import (
"path/filepath"
"github.com/Sirupsen/logrus"
"github.com/ant0ine/go-json-rest/rest"
"github.com/nicksnyder/go-i18n/i18n"
)
// Error JSON
type Error struct {
Error string `json:"error"`
Description string `json:"description"`
}
// RestError writes a basic error response with a translated error message and an untranslated error ID
// TODO: request ID?
func RestError(w rest.ResponseWriter, r *rest.Request, code int, id string, args ...interface{}) {
locale := r.Header.Get("Accept-language")
T, err := i18n.Tfunc(locale, "en-US")
if err != nil {
logrus.WithError(err).WithField(
"accept_language_header", locale,
).Error("Could not get translation function")
}
translated := T(id, args...)
errorResp := Error{
Error: id,
Description: translated,
}
w.WriteHeader(code)
w.WriteJson(&errorResp)
}
// LoadLocales loads translation files
func LoadLocales(path string) error {
logrus.Info("Loading locales")
filenames, err := filepath.Glob(path + "/*.json")
if err != nil {
return err
}
for _, filename := range filenames {
logrus.Debug(filename)
filename, err = filepath.Abs(filename)
if err != nil {
return err
}
logrus.Debug(filename)
if err = i18n.LoadTranslationFile(filename); err != nil {
return err
}
}
return nil
}