AdGuardHome/internal/home/i18n.go

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package home
import (
"fmt"
"io"
"net/http"
"strings"
"github.com/AdguardTeam/AdGuardHome/internal/aghstrings"
"github.com/AdguardTeam/golibs/log"
)
// TODO(a.garipov): Get rid of a global variable?
var allowedLanguages = aghstrings.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")
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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) {
Pull request: 2305 limit message size Merge in DNS/adguard-home from 2305-limit-message-size to master Closes #2305. Squashed commit of the following: commit 6edd1e0521277a680f0053308efcf3d9cacc8e62 Author: Eugene Burkov <e.burkov@adguard.com> Date: Mon Nov 23 14:03:36 2020 +0300 aghio: fix final inaccuracies commit 4dd382aaf25132b31eb269749a2cd36daf0cb792 Author: Eugene Burkov <e.burkov@adguard.com> Date: Mon Nov 23 13:59:10 2020 +0300 all: improve code quality commit 060f923f6023d0e6f26441559b7023d5e5f96843 Author: Eugene Burkov <e.burkov@adguard.com> Date: Mon Nov 23 13:10:57 2020 +0300 aghio: add validation to constructor commit f57a2f596f5dc578548241c315c68dce7fc93905 Author: Eugene Burkov <e.burkov@adguard.com> Date: Fri Nov 20 19:19:26 2020 +0300 all: fix minor inaccuracies commit 93462c71725d3d00655a4bd565b77e64451fff60 Author: Eugene Burkov <e.burkov@adguard.com> Date: Fri Nov 20 19:13:23 2020 +0300 home: make test name follow convention commit 4922986ad84481b054479c43b4133a1b97bee86b Merge: 1f5472abc 046ec13fd Author: Eugene Burkov <e.burkov@adguard.com> Date: Fri Nov 20 19:09:01 2020 +0300 Merge branch 'master' into 2305-limit-message-size commit 1f5472abcfa7427f389825fc59eb4253e1e2bfb7 Author: Eugene Burkov <e.burkov@adguard.com> Date: Fri Nov 20 19:08:21 2020 +0300 aghio: improve readability commit 60dc706b093fa22bbf62f13b2341934364ddc4df Author: Eugene Burkov <e.burkov@adguard.com> Date: Fri Nov 20 18:44:08 2020 +0300 home: cover middleware with test commit bedf436b947ca1fa4493af2fc94f1f40beec7c35 Author: Eugene Burkov <e.burkov@adguard.com> Date: Fri Nov 20 17:10:23 2020 +0300 aghio: improved error informativeness commit 682c5da9f21fa330fb3536bb1c112129c91b9990 Author: Eugene Burkov <e.burkov@adguard.com> Date: Fri Nov 20 13:37:51 2020 +0300 all: limit readers for ReadAll dealing with miscellanious data. commit 78c6dd8d90a0a43fe6ee3f9ed4d5fc637b15ba74 Author: Eugene Burkov <e.burkov@adguard.com> Date: Thu Nov 19 20:07:43 2020 +0300 all: handle ReadAll calls dealing with request's bodies. commit bfe1a6faf6468eb44515e2b0ecffa8c51f90b7e8 Author: Eugene Burkov <e.burkov@adguard.com> Date: Thu Nov 19 17:25:34 2020 +0300 home: add middlewares commit bbd1d491b318e6ba07f8af23ad546183383783a8 Merge: 7b77c2cad 62a8fe0b7 Author: Eugene Burkov <e.burkov@adguard.com> Date: Thu Nov 19 16:44:04 2020 +0300 Merge branch 'master' into 2305-limit-message-size commit 7b77c2cad03154177392460982e1d73ee2a30177 Author: Eugene Burkov <e.burkov@adguard.com> Date: Tue Nov 17 15:33:33 2020 +0300 aghio: create package
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// 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)
}