AdGuardHome/i18n.go

71 lines
1.6 KiB
Go

package main
import (
"fmt"
"io/ioutil"
"net/http"
"strings"
"github.com/hmage/golibs/log"
)
// --------------------
// internationalization
// --------------------
var allowedLanguages = map[string]bool{
"en": true,
"ru": true,
"vi": true,
"es": true,
"fr": true,
"ja": true,
"sv": true,
"pt-br": true,
"zh-tw": true,
}
func isLanguageAllowed(language string) bool {
l := strings.ToLower(language)
return allowedLanguages[l]
}
func handleI18nCurrentLanguage(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "text/plain")
log.Printf("config.Language is %s", config.Language)
_, err := fmt.Fprintf(w, "%s\n", config.Language)
if err != nil {
errorText := fmt.Sprintf("Unable to write response json: %s", err)
log.Println(errorText)
http.Error(w, errorText, http.StatusInternalServerError)
return
}
}
func handleI18nChangeLanguage(w http.ResponseWriter, r *http.Request) {
body, err := ioutil.ReadAll(r.Body)
if err != nil {
errorText := fmt.Sprintf("failed to read request body: %s", err)
log.Println(errorText)
http.Error(w, errorText, http.StatusBadRequest)
return
}
language := strings.TrimSpace(string(body))
if language == "" {
errorText := fmt.Sprintf("empty language specified")
log.Println(errorText)
http.Error(w, errorText, http.StatusBadRequest)
return
}
if !isLanguageAllowed(language) {
errorText := fmt.Sprintf("unknown language specified: %s", language)
log.Println(errorText)
http.Error(w, errorText, http.StatusBadRequest)
return
}
config.Language = language
httpUpdateConfigReloadDNSReturnOK(w, r)
}