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Viewing changes to src/github.com/chai2010/gettext-go/gettext/local.go

  • Committer: Martin Packman
  • Date: 2016-03-30 19:31:08 UTC
  • mfrom: (1.1.41)
  • Revision ID: martin.packman@canonical.com-20160330193108-h9iz3ak334uk0z5r
Merge new upstream source 2.0~beta3

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src/github.com/chai2010/gettext-go/gettext/local.go
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// Copyright 2013 ChaiShushan <chaishushan{AT}gmail.com>. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package gettext
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import (
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        "os"
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        "strings"
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)
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func getDefaultLocale() string {
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        if v := os.Getenv("LC_MESSAGES"); v != "" {
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                return simplifiedLocale(v)
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        }
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        if v := os.Getenv("LANG"); v != "" {
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                return simplifiedLocale(v)
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        }
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        return "default"
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}
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func simplifiedLocale(lang string) string {
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        // en_US/en_US.UTF-8/zh_CN/zh_TW/el_GR@euro/...
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        if idx := strings.Index(lang, ":"); idx != -1 {
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                lang = lang[:idx]
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        }
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        if idx := strings.Index(lang, "@"); idx != -1 {
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                lang = lang[:idx]
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        }
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        if idx := strings.Index(lang, "."); idx != -1 {
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                lang = lang[:idx]
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        }
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        return strings.TrimSpace(lang)
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}