Exemple #1
0
func (mc *mergeCommand) execute() error {
	if len(mc.translationFiles) < 1 {
		return fmt.Errorf("need at least one translation file to parse")
	}

	if lang := language.Parse(mc.sourceLanguageTag); lang == nil {
		return fmt.Errorf("invalid source locale: %s", mc.sourceLanguageTag)
	}

	marshal, err := newMarshalFunc(mc.format)
	if err != nil {
		return err
	}

	bundle := bundle.New()
	for _, tf := range mc.translationFiles {
		if err := bundle.LoadTranslationFile(tf); err != nil {
			return fmt.Errorf("failed to load translation file %s because %s\n", tf, err)
		}
	}

	translations := bundle.Translations()
	sourceLanguageTag := language.NormalizeTag(mc.sourceLanguageTag)
	sourceTranslations := translations[sourceLanguageTag]
	if sourceTranslations == nil {
		return fmt.Errorf("no translations found for source locale %s", sourceLanguageTag)
	}
	for translationID, src := range sourceTranslations {
		for _, localeTranslations := range translations {
			if dst := localeTranslations[translationID]; dst == nil || reflect.TypeOf(src) != reflect.TypeOf(dst) {
				localeTranslations[translationID] = src.UntranslatedCopy()
			}
		}
	}

	for localeID, localeTranslations := range translations {
		lang := language.MustParse(localeID)[0]
		all := filter(localeTranslations, func(t translation.Translation) translation.Translation {
			return t.Normalize(lang)
		})
		if err := mc.writeFile("all", all, localeID, marshal); err != nil {
			return err
		}

		untranslated := filter(localeTranslations, func(t translation.Translation) translation.Translation {
			if t.Incomplete(lang) {
				return t.Normalize(lang).Backfill(sourceTranslations[t.ID()])
			}
			return nil
		})
		if err := mc.writeFile("untranslated", untranslated, localeID, marshal); err != nil {
			return err
		}
	}
	return nil
}
Exemple #2
0
// If translationID is a plural form, then the first variadic argument must be an integer type
// (int, int8, int16, int32, int64) or a float formatted as a string (e.g. "123.45").
// The second variadic argument may be a map[string]interface{} or struct that contains template data.
type TranslateFunc func(translationID string, args ...interface{}) string

// IdentityTfunc returns a TranslateFunc that always returns the translationID passed to it.
//
// It is a useful placeholder when parsing a text/template or html/template
// before the actual Tfunc is available.
func IdentityTfunc() TranslateFunc {
	return func(translationID string, args ...interface{}) string {
		return translationID
	}
}

var defaultBundle = bundle.New()

// MustLoadTranslationFile is similar to LoadTranslationFile
// except it panics if an error happens.
func MustLoadTranslationFile(filename string) {
	defaultBundle.MustLoadTranslationFile(filename)
}

// LoadTranslationFile loads the translations from filename into memory.
//
// The language that the translations are associated with is parsed from the filename (e.g. en-US.json).
//
// Generally you should load translation files once during your program's initialization.
func LoadTranslationFile(filename string) error {
	return defaultBundle.LoadTranslationFile(filename)
}