forked from Plemya-x/ALR
70 lines
1.9 KiB
Go
70 lines
1.9 KiB
Go
// This file was originally part of the project "LURE - Linux User REpository", created by Elara Musayelyan.
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// It has been modified as part of "ALR - Any Linux Repository" by Евгений Храмов.
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//
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// ALR - Any Linux Repository
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// Copyright (C) 2025 Евгений Храмов
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package config
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import (
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"context"
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"log/slog"
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"os"
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"strings"
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"sync"
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"github.com/leonelquinteros/gotext"
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"golang.org/x/text/language"
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)
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var (
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langMtx sync.Mutex
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lang language.Tag
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langSet bool
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)
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// Language returns the system language.
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// The first time it's called, it'll detect the langauge based on
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// the $LANG environment variable.
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// Subsequent calls will just return the same value.
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func Language(ctx context.Context) language.Tag {
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langMtx.Lock()
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defer langMtx.Unlock()
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if !langSet {
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syslang := SystemLang()
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tag, err := language.Parse(syslang)
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if err != nil {
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slog.Error(gotext.Get("Error parsing system language"), "err", err)
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os.Exit(1)
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}
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base, _ := tag.Base()
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lang = language.Make(base.String())
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langSet = true
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}
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return lang
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}
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// SystemLang returns the system language based on
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// the $LANG environment variable.
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func SystemLang() string {
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lang := os.Getenv("LANG")
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lang, _, _ = strings.Cut(lang, ".")
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if lang == "" || lang == "C" {
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lang = "en"
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}
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return lang
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}
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