72 lines
1.6 KiB
Go
72 lines
1.6 KiB
Go
package main
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import (
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"fmt"
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"io/ioutil"
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"log"
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"net/http"
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"strings"
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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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"en": true,
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"ru": true,
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"vi": true,
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"es": true,
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"fr": true,
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"ja": true,
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"sv": true,
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"pt-br": 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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if allowedLanguages[l] {
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return true
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}
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return false
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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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errortext := fmt.Sprintf("Unable to write response json: %s", err)
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log.Println(errortext)
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http.Error(w, errortext, 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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body, err := ioutil.ReadAll(r.Body)
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if err != nil {
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errorText := fmt.Sprintf("failed to read request body: %s", err)
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log.Println(errorText)
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http.Error(w, errorText, 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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errorText := fmt.Sprintf("empty language specified")
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log.Println(errorText)
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http.Error(w, errorText, http.StatusBadRequest)
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return
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}
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if !isLanguageAllowed(language) {
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errorText := fmt.Sprintf("unknown language specified: %s", language)
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log.Println(errorText)
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http.Error(w, errorText, http.StatusBadRequest)
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return
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}
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config.Language = language
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httpUpdateConfigReloadDNSReturnOK(w, r)
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}
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