mirror of
https://github.com/zitadel/zitadel.git
synced 2024-12-13 03:24:26 +00:00
3549a8b64e
* move mgmt pkg * begin package restructure * rename auth package to authz * begin start api * move auth * move admin * fix merge * configs and interceptors * interceptor * revert generate-grpc.sh * some cleanups * console * move console * fix tests and merging * js linting * merge * merging and configs * change k8s base to current ports * fixes * cleanup * regenerate proto * remove unnecessary whitespace * missing param * go mod tidy * fix merging * move login pkg * cleanup * move api pkgs again * fix pkg naming * fix generate-static.sh for login * update workflow * fixes * logging * remove duplicate * comment for optional gateway interfaces * regenerate protos * fix proto imports for grpc web * protos * grpc web generate * grpc web generate * fix changes * add translation interceptor * fix merging * regenerate mgmt proto
153 lines
4.1 KiB
Go
153 lines
4.1 KiB
Go
package i18n
|
|
|
|
import (
|
|
"context"
|
|
"encoding/json"
|
|
"github.com/BurntSushi/toml"
|
|
"github.com/grpc-ecosystem/go-grpc-middleware/util/metautils"
|
|
"io/ioutil"
|
|
"net/http"
|
|
"os"
|
|
|
|
http_util "github.com/caos/zitadel/internal/api/http"
|
|
"github.com/caos/zitadel/internal/errors"
|
|
|
|
"github.com/caos/logging"
|
|
"github.com/ghodss/yaml"
|
|
"github.com/nicksnyder/go-i18n/v2/i18n"
|
|
"golang.org/x/text/language"
|
|
)
|
|
|
|
const (
|
|
i18nPath = "/i18n"
|
|
)
|
|
|
|
type Translator struct {
|
|
bundle *i18n.Bundle
|
|
cookieName string
|
|
cookieHandler *http_util.CookieHandler
|
|
}
|
|
|
|
type TranslatorConfig struct {
|
|
DefaultLanguage language.Tag
|
|
CookieName string
|
|
}
|
|
|
|
func NewTranslator(dir http.FileSystem, config TranslatorConfig) (*Translator, error) {
|
|
t := new(Translator)
|
|
var err error
|
|
t.bundle, err = newBundle(dir, config.DefaultLanguage)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
t.cookieHandler = http_util.NewCookieHandler()
|
|
t.cookieName = config.CookieName
|
|
return t, nil
|
|
}
|
|
|
|
func newBundle(dir http.FileSystem, defaultLanguage language.Tag) (*i18n.Bundle, error) {
|
|
bundle := i18n.NewBundle(defaultLanguage)
|
|
bundle.RegisterUnmarshalFunc("yaml", yaml.Unmarshal)
|
|
bundle.RegisterUnmarshalFunc("json", json.Unmarshal)
|
|
bundle.RegisterUnmarshalFunc("toml", toml.Unmarshal)
|
|
i18nDir, err := dir.Open(i18nPath)
|
|
if err != nil {
|
|
return nil, errors.ThrowNotFound(err, "I18N-MnXRie", "path not found")
|
|
}
|
|
defer i18nDir.Close()
|
|
files, err := i18nDir.Readdir(0)
|
|
if err != nil {
|
|
return nil, errors.ThrowNotFound(err, "I18N-Gew23", "cannot read dir")
|
|
}
|
|
for _, file := range files {
|
|
if err := addFileToBundle(dir, bundle, file); err != nil {
|
|
return nil, errors.ThrowNotFound(err, "I18N-ZS2AW", "cannot append file to bundle")
|
|
}
|
|
}
|
|
return bundle, nil
|
|
}
|
|
|
|
func addFileToBundle(dir http.FileSystem, bundle *i18n.Bundle, file os.FileInfo) error {
|
|
f, err := dir.Open("/i18n/" + file.Name())
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer f.Close()
|
|
content, err := ioutil.ReadAll(f)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
bundle.MustParseMessageFileBytes(content, file.Name())
|
|
return nil
|
|
}
|
|
|
|
func (t *Translator) LocalizeFromRequest(r *http.Request, id string, args map[string]interface{}) string {
|
|
return localize(t.localizerFromRequest(r), id, args)
|
|
}
|
|
|
|
func (t *Translator) LocalizeFromCtx(ctx context.Context, id string, args map[string]interface{}) string {
|
|
return localize(t.localizerFromCtx(ctx), id, args)
|
|
}
|
|
|
|
func (t *Translator) Localize(id string, args map[string]interface{}, langs ...string) string {
|
|
return localize(t.localizer(langs...), id, args)
|
|
}
|
|
|
|
func (t *Translator) Lang(r *http.Request) language.Tag {
|
|
matcher := language.NewMatcher(t.bundle.LanguageTags())
|
|
tag, _ := language.MatchStrings(matcher, t.langsFromRequest(r)...)
|
|
return tag
|
|
}
|
|
|
|
func (t *Translator) SetLangCookie(w http.ResponseWriter, lang language.Tag) {
|
|
t.cookieHandler.SetCookie(w, t.cookieName, lang.String())
|
|
}
|
|
|
|
func (t *Translator) localizerFromRequest(r *http.Request) *i18n.Localizer {
|
|
return t.localizer(t.langsFromRequest(r)...)
|
|
}
|
|
|
|
func (t *Translator) localizerFromCtx(ctx context.Context) *i18n.Localizer {
|
|
return t.localizer(t.langsFromCtx(ctx)...)
|
|
}
|
|
|
|
func (t *Translator) localizer(langs ...string) *i18n.Localizer {
|
|
return i18n.NewLocalizer(t.bundle, langs...)
|
|
}
|
|
|
|
func (t *Translator) langsFromRequest(r *http.Request) []string {
|
|
langs := make([]string, 0)
|
|
if r != nil {
|
|
lang, err := t.cookieHandler.GetCookieValue(r, t.cookieName)
|
|
if err == nil {
|
|
langs = append(langs, lang)
|
|
}
|
|
langs = append(langs, r.Header.Get("Accept-Language"))
|
|
}
|
|
return langs
|
|
}
|
|
|
|
func (t *Translator) langsFromCtx(ctx context.Context) []string {
|
|
langs := make([]string, 0)
|
|
if ctx != nil {
|
|
langs = append(langs, getAcceptLanguageHeader(ctx))
|
|
}
|
|
return langs
|
|
}
|
|
|
|
func getAcceptLanguageHeader(ctx context.Context) string {
|
|
return metautils.ExtractIncoming(ctx).Get("grpcgateway-accept-language")
|
|
}
|
|
|
|
func localize(localizer *i18n.Localizer, id string, args map[string]interface{}) string {
|
|
s, err := localizer.Localize(&i18n.LocalizeConfig{
|
|
MessageID: id,
|
|
TemplateData: args,
|
|
})
|
|
if err != nil {
|
|
logging.Log("I18N-MsF5sx").WithError(err).Warnf("missing translation")
|
|
return id
|
|
}
|
|
return s
|
|
}
|