Платформа ЦРНП "Мирокод" для разработки проектов
https://git.mirocod.ru
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49 lines
1.2 KiB
49 lines
1.2 KiB
// Copyright 2020 The Gitea Authors. All rights reserved. |
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// Use of this source code is governed by a MIT-style |
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// license that can be found in the LICENSE file. |
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package middleware |
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import ( |
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"net/http" |
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"code.gitea.io/gitea/modules/translation" |
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"github.com/unknwon/i18n" |
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"golang.org/x/text/language" |
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) |
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// Locale handle locale |
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func Locale(resp http.ResponseWriter, req *http.Request) translation.Locale { |
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// 1. Check URL arguments. |
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lang := req.URL.Query().Get("lang") |
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var changeLang = lang != "" |
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// 2. Get language information from cookies. |
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if len(lang) == 0 { |
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ck, _ := req.Cookie("lang") |
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if ck != nil { |
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lang = ck.Value |
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} |
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} |
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// Check again in case someone modify by purpose. |
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if lang != "" && !i18n.IsExist(lang) { |
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lang = "" |
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changeLang = false |
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} |
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// 3. Get language information from 'Accept-Language'. |
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// The first element in the list is chosen to be the default language automatically. |
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if len(lang) == 0 { |
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tags, _, _ := language.ParseAcceptLanguage(req.Header.Get("Accept-Language")) |
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tag, _, _ := translation.Match(tags...) |
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lang = tag.String() |
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} |
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if changeLang { |
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SetCookie(resp, "lang", lang, 1<<31-1) |
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} |
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return translation.NewLocale(lang) |
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}
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