72 lines
1.8 KiB
Go
72 lines
1.8 KiB
Go
// Copyright 2014 beego Author. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// Usage:
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//
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// import "github.com/astaxie/beego/middleware"
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//
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// I18N = middleware.NewLocale("conf/i18n.conf", beego.AppConfig.String("language"))
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//
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// more docs: http://beego.me/docs/module/i18n.md
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package middleware
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import (
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"encoding/json"
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"io/ioutil"
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"os"
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)
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type Translation struct {
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filepath string
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CurrentLocal string
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Locales map[string]map[string]string
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}
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func NewLocale(filepath string, defaultlocal string) *Translation {
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i18n := make(map[string]map[string]string)
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file, err := os.Open(filepath)
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if err != nil {
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panic("open " + filepath + " err :" + err.Error())
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}
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data, err := ioutil.ReadAll(file)
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if err != nil {
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panic("read " + filepath + " err :" + err.Error())
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}
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err = json.Unmarshal(data, &i18n)
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if err != nil {
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panic("json.Unmarshal " + filepath + " err :" + err.Error())
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}
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return &Translation{
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filepath: filepath,
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CurrentLocal: defaultlocal,
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Locales: i18n,
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}
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}
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func (t *Translation) SetLocale(local string) {
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t.CurrentLocal = local
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}
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func (t *Translation) Translate(key string, local string) string {
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if local == "" {
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local = t.CurrentLocal
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}
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if ct, ok := t.Locales[key]; ok {
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if v, o := ct[local]; o {
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return v
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}
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}
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return key
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}
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