mirror of
https://github.com/gohugoio/hugo.git
synced 2024-12-23 18:02:28 +00:00
113 lines
3.8 KiB
Go
113 lines
3.8 KiB
Go
// Copyright 2017 The Hugo Authors. All rights reserved.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package i18n
|
|
|
|
import (
|
|
"github.com/gohugoio/hugo/config"
|
|
"github.com/gohugoio/hugo/helpers"
|
|
"github.com/nicksnyder/go-i18n/i18n/bundle"
|
|
jww "github.com/spf13/jwalterweatherman"
|
|
)
|
|
|
|
var (
|
|
i18nWarningLogger = helpers.NewDistinctFeedbackLogger()
|
|
)
|
|
|
|
// Translator handles i18n translations.
|
|
type Translator struct {
|
|
translateFuncs map[string]bundle.TranslateFunc
|
|
cfg config.Provider
|
|
logger *jww.Notepad
|
|
}
|
|
|
|
// NewTranslator creates a new Translator for the given language bundle and configuration.
|
|
func NewTranslator(b *bundle.Bundle, cfg config.Provider, logger *jww.Notepad) Translator {
|
|
t := Translator{cfg: cfg, logger: logger, translateFuncs: make(map[string]bundle.TranslateFunc)}
|
|
t.initFuncs(b)
|
|
return t
|
|
}
|
|
|
|
// Func gets the translate func for the given language, or for the default
|
|
// configured language if not found.
|
|
func (t Translator) Func(lang string) bundle.TranslateFunc {
|
|
if f, ok := t.translateFuncs[lang]; ok {
|
|
return f
|
|
}
|
|
t.logger.WARN.Printf("Translation func for language %v not found, use default.", lang)
|
|
if f, ok := t.translateFuncs[t.cfg.GetString("defaultContentLanguage")]; ok {
|
|
return f
|
|
}
|
|
t.logger.WARN.Println("i18n not initialized, check that you have language file (in i18n) that matches the site language or the default language.")
|
|
return func(translationID string, args ...interface{}) string {
|
|
return ""
|
|
}
|
|
|
|
}
|
|
|
|
func (t Translator) initFuncs(bndl *bundle.Bundle) {
|
|
defaultContentLanguage := t.cfg.GetString("defaultContentLanguage")
|
|
|
|
defaultT, err := bndl.Tfunc(defaultContentLanguage)
|
|
if err != nil {
|
|
jww.WARN.Printf("No translation bundle found for default language %q", defaultContentLanguage)
|
|
}
|
|
|
|
enableMissingTranslationPlaceholders := t.cfg.GetBool("enableMissingTranslationPlaceholders")
|
|
for _, lang := range bndl.LanguageTags() {
|
|
currentLang := lang
|
|
|
|
t.translateFuncs[currentLang] = func(translationID string, args ...interface{}) string {
|
|
tFunc, err := bndl.Tfunc(currentLang)
|
|
if err != nil {
|
|
jww.WARN.Printf("could not load translations for language %q (%s), will use default content language.\n", lang, err)
|
|
}
|
|
|
|
translated := tFunc(translationID, args...)
|
|
if translated != translationID {
|
|
return translated
|
|
}
|
|
// If there is no translation for translationID,
|
|
// then Tfunc returns translationID itself.
|
|
// But if user set same translationID and translation, we should check
|
|
// if it really untranslated:
|
|
if isIDTranslated(currentLang, translationID, bndl) {
|
|
return translated
|
|
}
|
|
|
|
if t.cfg.GetBool("logI18nWarnings") {
|
|
i18nWarningLogger.Printf("i18n|MISSING_TRANSLATION|%s|%s", currentLang, translationID)
|
|
}
|
|
if enableMissingTranslationPlaceholders {
|
|
return "[i18n] " + translationID
|
|
}
|
|
if defaultT != nil {
|
|
translated := defaultT(translationID, args...)
|
|
if translated != translationID {
|
|
return translated
|
|
}
|
|
if isIDTranslated(defaultContentLanguage, translationID, bndl) {
|
|
return translated
|
|
}
|
|
}
|
|
return ""
|
|
}
|
|
}
|
|
}
|
|
|
|
// If bndl contains the translationID for specified currentLang,
|
|
// then the translationID is actually translated.
|
|
func isIDTranslated(lang, id string, b *bundle.Bundle) bool {
|
|
_, contains := b.Translations()[lang][id]
|
|
return contains
|
|
}
|