// CreateNamespace creates translation namespaces.
func CreateNamespace(namespaces ...string) {
for _, namespace := range namespaces {
if defaultbundles[namespace] == nil {
defaultbundles[namespace] = bundle.New()
}
}
}
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.sourceLanguage); lang == nil {
return fmt.Errorf("invalid source locale: %s", mc.sourceLanguage)
}
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.sourceLanguage)
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
}
func (cc *constantsCommand) execute() error {
if len(cc.translationFiles) != 1 {
return fmt.Errorf("need one translation file")
}
bundle := bundle.New()
if err := bundle.LoadTranslationFile(cc.translationFiles[0]); err != nil {
return fmt.Errorf("failed to load translation file %s because %s\n", cc.translationFiles[0], err)
}
translations := bundle.Translations()
lang := translations[bundle.LanguageTags()[0]]
// create an array of id to organize
keys := make([]string, len(lang))
i := 0
for id := range lang {
keys[i] = id
i++
}
sort.Strings(keys)
tmpl := &templateHeader{
PackageName: cc.packageName,
Constants: make([]templateConstants, len(keys)),
}
for i, id := range keys {
tmpl.Constants[i].ID = id
tmpl.Constants[i].Name = toCamelCase(id)
tmpl.Constants[i].Comments = toComments(lang[id])
}
filename := filepath.Join(cc.outdir, cc.packageName+".go")
f, err := os.Create(filename)
if err != nil {
return fmt.Errorf("failed to create file %s because %s", filename, err)
}
defer f.Close()
if err = constTemplate.Execute(f, tmpl); err != nil {
return fmt.Errorf("failed to write file %s because %s", filename, err)
}
return nil
}
func loadDictionary(locale string) (*bundle.TranslateFunc, error) {
locale = strings.ToLower(locale)
translations, err := fetchTranslations(locale)
if err != nil {
return nil, err
}
bdl := bundle.New()
if err := bdl.ParseTranslationFileBytes(locale+".all.json", translations); err != nil {
return nil, err
}
t, err := bdl.Tfunc(locale, locale) // stupid API, requires a second parameter
if err != nil {
return nil, err
}
return &t, nil
}
func loadI18n(sources []source.Input) error {
jww.DEBUG.Printf("Load I18n from %q", sources)
i18nBundle := bundle.New()
for _, currentSource := range sources {
for _, r := range currentSource.Files() {
err := i18nBundle.ParseTranslationFileBytes(r.LogicalName(), r.Bytes())
if err != nil {
return fmt.Errorf("Failed to load translations in file %q: %s", r.LogicalName(), err)
}
}
}
tpl.SetI18nTfuncs(i18nBundle)
return nil
}
func doTestI18nTranslate(t *testing.T, data map[string][]byte, lang, id string, args interface{}) string {
i18nBundle := bundle.New()
for file, content := range data {
err := i18nBundle.ParseTranslationFileBytes(file, content)
if err != nil {
t.Errorf("Error parsing translation file: %s", err)
}
}
SetI18nTfuncs(i18nBundle)
SetTranslateLang(helpers.NewLanguage(lang))
translated, err := I18nTranslate(id, args)
if err != nil {
t.Errorf("Error translating '%s': %s", id, err)
}
return translated
}
// 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{} 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)
}