badguardhome/internal/home/i18n.go
Eugene Burkov 3e1f922252 Pull request:* all: fix all staticcheck simplification and unused warnings
Merge in DNS/adguard-home from 2270-fix-s-u-warnings to master

Squashed commit of the following:

commit 03e0f78bd471057007c2d4042ee26eda2bbc9b29
Merge: 50dc3ef5c 7e16fda57
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Fri Nov 6 11:54:09 2020 +0300

    Merge branch 'master' into 2270-fix-s-u-warnings

commit 50dc3ef5c44a5fdc941794c26784b0c44d7b5aa0
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Thu Nov 5 19:48:54 2020 +0300

    * all: improve code quality

commit d6d804f759ce3e47154a389b427550e72c4b9090
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Thu Nov 5 18:03:35 2020 +0300

    * all: fix all staticcheck simplification and unused warnings

    Closes #2270.
2020-11-06 12:15:08 +03:00

95 lines
1.9 KiB
Go

package home
import (
"fmt"
"io/ioutil"
"net/http"
"strings"
"github.com/AdguardTeam/golibs/log"
)
// --------------------
// internationalization
// --------------------
var allowedLanguages = map[string]bool{
"be": true,
"bg": true,
"cs": true,
"da": true,
"de": true,
"en": true,
"es": true,
"fa": true,
"fr": true,
"hr": true,
"hu": true,
"id": true,
"it": true,
"ja": true,
"ko": true,
"nl": true,
"no": true,
"pl": true,
"pt-br": true,
"pt-pt": true,
"ro": true,
"ru": true,
"si-lk": true,
"sk": true,
"sl": true,
"sr-cs": true,
"sv": true,
"th": true,
"tr": true,
"vi": true,
"zh-cn": true,
"zh-hk": 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 {
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) {
body, err := ioutil.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 !isLanguageAllowed(language) {
msg := fmt.Sprintf("unknown language specified: %s", language)
log.Println(msg)
http.Error(w, msg, http.StatusBadRequest)
return
}
config.Language = language
onConfigModified()
returnOK(w)
}