Two base64 fixes

search.go

@@ -4,9 +4,7 @@ import (
 	"context"
 	"encoding/base64"
 	"net/http"
-	"net/url"
 	"path"
-	"strings"
 )
 
 const defaultSearchPath = "/search"
@@ -38,16 +36,11 @@ func (a *goBlog) serveSearchResult(w http.ResponseWriter, r *http.Request) {
 }
 
 func searchEncode(search string) string {
-	return url.PathEscape(strings.ReplaceAll(base64.StdEncoding.EncodeToString([]byte(search)), "/", "_"))
+	return base64.URLEncoding.EncodeToString([]byte(search))
 }
 
 func searchDecode(encoded string) string {
-	encoded, err := url.PathUnescape(encoded)
-	if err != nil {
-		return ""
-	}
-	encoded = strings.ReplaceAll(encoded, "_", "/")
-	db, err := base64.StdEncoding.DecodeString(encoded)
+	db, err := base64.URLEncoding.DecodeString(encoded)
 	if err != nil {
 		return ""
 	}

tts.go

@@ -221,12 +221,8 @@ func (a *goBlog) createTTSAudio(lang, ssml string, w io.Writer) error {
 	// Decode response
 	if encoded, ok := response["audioContent"]; ok {
 		if encodedStr, ok := encoded.(string); ok {
-			if audio, err := base64.StdEncoding.DecodeString(encodedStr); err == nil {
-				_, err := w.Write(audio)
-				return err
-			} else {
-				return err
-			}
+			_, err := io.Copy(w, base64.NewDecoder(base64.StdEncoding, strings.NewReader(encodedStr)))
+			return err
 		}
 	}
 	return errors.New("no audio content")