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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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