clone req params

Author: Zettat123

modules/storage/minio.go

@@ -276,9 +276,11 @@ func (m *MinioStorage) Delete(path string) error {
 }
 
 // URL gets the redirect URL to a file. The presigned link is valid for 5 minutes.
-func (m *MinioStorage) URL(path, name string, reqParams url.Values) (*url.URL, error) {
-	if reqParams == nil {
-		reqParams = make(url.Values)
+func (m *MinioStorage) URL(path, name string, serveDirectReqParams url.Values) (*url.URL, error) {
+	// copy serveDirectReqParams
+	reqParams, err := url.ParseQuery(serveDirectReqParams.Encode())
+	if err != nil {
+		return nil, err
 	}
 	// TODO it may be good to embed images with 'inline' like ServeData does, but we don't want to have to read the file, do we?
 	reqParams.Set("response-content-disposition", "attachment; filename=\""+quoteEscaper.Replace(name)+"\"")