AdGuardHome/internal/home/i18n.go
Ainar Garipov 63ee95dfbe Pull request: all: replace aghstrings with stringutil
Merge in DNS/adguard-home from add-stringutil to master

Squashed commit of the following:

commit 4ca9b29356de7d0a162b1e5a6496c691e9751f15
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Thu Jul 29 17:29:25 2021 +0300

    all: replace aghstrings with stringutil
2021-07-29 17:40:31 +03:00

98 lines
1.7 KiB
Go

package home
import (
"fmt"
"io"
"net/http"
"strings"
"github.com/AdguardTeam/golibs/log"
"github.com/AdguardTeam/golibs/stringutil"
)
// TODO(a.garipov): Get rid of a global variable?
var allowedLanguages = stringutil.NewSet(
"be",
"bg",
"cs",
"da",
"de",
"en",
"es",
"fa",
"fr",
"hr",
"hu",
"id",
"it",
"ja",
"ko",
"nl",
"no",
"pl",
"pt-br",
"pt-pt",
"ro",
"ru",
"si-lk",
"sk",
"sl",
"sr-cs",
"sv",
"th",
"tr",
"vi",
"zh-cn",
"zh-hk",
"zh-tw",
)
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 {
msg := fmt.Sprintf("Unable to write response json: %s", err)
log.Println(msg)
http.Error(w, msg, http.StatusInternalServerError)
return
}
}
func handleI18nChangeLanguage(w http.ResponseWriter, r *http.Request) {
// This use of ReadAll is safe, because request's body is now limited.
body, err := io.ReadAll(r.Body)
if err != nil {
msg := fmt.Sprintf("failed to read request body: %s", err)
log.Println(msg)
http.Error(w, msg, http.StatusBadRequest)
return
}
language := strings.TrimSpace(string(body))
if language == "" {
msg := "empty language specified"
log.Println(msg)
http.Error(w, msg, http.StatusBadRequest)
return
}
if !allowedLanguages.Has(language) {
msg := fmt.Sprintf("unknown language specified: %s", language)
log.Println(msg)
http.Error(w, msg, http.StatusBadRequest)
return
}
func() {
config.Lock()
defer config.Unlock()
config.Language = language
}()
onConfigModified()
returnOK(w)
}