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i18n-bundle.go
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i18n-bundle.go
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/*
* Copyright (c) 2019-2021. Abstrium SAS <team (at) pydio.com>
* This file is part of Pydio Cells.
*
* Pydio Cells is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Pydio Cells is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Pydio Cells. If not, see <http://www.gnu.org/licenses/>.
*
* The latest code can be found at <https://pydio.com>.
*/
package i18n
import (
"io"
"strings"
"github.com/nicksnyder/go-i18n/i18n"
"github.com/nicksnyder/go-i18n/i18n/bundle"
"github.com/pydio/cells/v4/common/utils/statics"
)
type I18nBundle struct {
bundle.Bundle
}
func NewI18nBundle(box statics.FS) *I18nBundle {
b := bundle.New()
B := &I18nBundle{}
B.Bundle = *b
B.LoadPackrTranslationFiles(box)
return B
}
// LoadPackrTranslationFiles loads goi18n translation
// files from packr boxes
func (b *I18nBundle) LoadPackrTranslationFiles(box statics.FS) {
files := box.List()
for _, f := range files {
if strings.HasSuffix(f, ".json") {
if file, e := box.Open(f); e == nil {
data, _ := io.ReadAll(file)
file.Close()
b.ParseTranslationFileBytes(f, data)
}
}
}
}
// GetTranslationFunc provides the correct translation func for language or the IdentityFunc
// if language is not supported. Languages can be a list of weighted languages as provided
// in the http header Accept-Language
func (b *I18nBundle) GetTranslationFunc(languages ...string) i18n.TranslateFunc {
var t bundle.TranslateFunc
var e error
if len(languages) > 0 {
t, e = b.Tfunc(languages[0], "en-US")
} else {
t, e = b.Tfunc("en-US")
}
if e != nil {
return i18n.IdentityTfunc()
} else {
return i18n.TranslateFunc(t)
}
}