Use en-US as fallback when using other default language (#21200)

Only en-US has complete translations. When use other language as
default, the en-US should still be used as fallback.

Close #21199

### Screenshot


![image](https://user-images.githubusercontent.com/2114189/190882906-b7a83958-0ea2-46c4-9084-42c4f9a239aa.png)

Co-authored-by: Lauris BH <lauris@nix.lv>
This commit is contained in:
wxiaoguang 2022-09-25 07:00:16 +08:00 committed by GitHub
parent 0c8ce71188
commit bb1e0d0aa5
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 36 additions and 12 deletions

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@ -60,9 +60,9 @@ func InitLocales(ctx context.Context) {
log.Fatal("Failed to list locale files: %v", err)
}
localFiles := make(map[string]interface{}, len(localeNames))
localeData := make(map[string][]byte, len(localeNames))
for _, name := range localeNames {
localFiles[name], err = options.Locale(name)
localeData[name], err = options.Locale(name)
if err != nil {
log.Fatal("Failed to load %s locale file. %v", name, err)
}
@ -75,9 +75,17 @@ func InitLocales(ctx context.Context) {
matcher = language.NewMatcher(supportedTags)
for i := range setting.Names {
key := "locale_" + setting.Langs[i] + ".ini"
var localeDataBase []byte
if i == 0 && setting.Langs[0] != "en-US" {
// Only en-US has complete translations. When use other language as default, the en-US should still be used as fallback.
localeDataBase = localeData["locale_en-US.ini"]
if localeDataBase == nil {
log.Fatal("Failed to load locale_en-US.ini file.")
}
}
if err = i18n.DefaultLocales.AddLocaleByIni(setting.Langs[i], setting.Names[i], localFiles[key]); err != nil {
key := "locale_" + setting.Langs[i] + ".ini"
if err = i18n.DefaultLocales.AddLocaleByIni(setting.Langs[i], setting.Names[i], localeDataBase, localeData[key]); err != nil {
log.Error("Failed to set messages to %s: %v", setting.Langs[i], err)
}
}