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c129361e55
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: 1f5472abc046ec13fdAuthor: 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: 7b77c2cad62a8fe0b7Author: 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
96 lines
2.0 KiB
Go
96 lines
2.0 KiB
Go
package home
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import (
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"fmt"
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"io/ioutil"
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"net/http"
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"strings"
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"github.com/AdguardTeam/golibs/log"
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)
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// --------------------
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// internationalization
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// --------------------
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var allowedLanguages = map[string]bool{
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"be": true,
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"bg": true,
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"cs": true,
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"da": true,
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"de": true,
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"en": true,
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"es": true,
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"fa": true,
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"fr": true,
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"hr": true,
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"hu": true,
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"id": true,
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"it": true,
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"ja": true,
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"ko": true,
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"nl": true,
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"no": true,
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"pl": true,
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"pt-br": true,
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"pt-pt": true,
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"ro": true,
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"ru": true,
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"si-lk": true,
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"sk": true,
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"sl": true,
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"sr-cs": true,
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"sv": true,
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"th": true,
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"tr": true,
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"vi": true,
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"zh-cn": true,
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"zh-hk": true,
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"zh-tw": true,
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}
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func isLanguageAllowed(language string) bool {
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l := strings.ToLower(language)
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return allowedLanguages[l]
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}
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func handleI18nCurrentLanguage(w http.ResponseWriter, r *http.Request) {
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w.Header().Set("Content-Type", "text/plain")
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log.Printf("config.Language is %s", config.Language)
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_, err := fmt.Fprintf(w, "%s\n", config.Language)
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if err != nil {
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msg := fmt.Sprintf("Unable to write response json: %s", err)
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log.Println(msg)
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http.Error(w, msg, http.StatusInternalServerError)
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return
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}
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}
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func handleI18nChangeLanguage(w http.ResponseWriter, r *http.Request) {
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// This use of ReadAll is safe, because request's body is now limited.
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body, err := ioutil.ReadAll(r.Body)
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if err != nil {
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msg := fmt.Sprintf("failed to read request body: %s", err)
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log.Println(msg)
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http.Error(w, msg, http.StatusBadRequest)
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return
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}
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language := strings.TrimSpace(string(body))
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if language == "" {
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msg := "empty language specified"
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log.Println(msg)
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http.Error(w, msg, http.StatusBadRequest)
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return
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}
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if !isLanguageAllowed(language) {
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msg := fmt.Sprintf("unknown language specified: %s", language)
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log.Println(msg)
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http.Error(w, msg, http.StatusBadRequest)
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return
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}
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config.Language = language
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onConfigModified()
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returnOK(w)
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}
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