/// <summary> /// Sends back specified file from specified folder inside OutputDirectory. /// </summary> /// <param name="folder">Folder inside OutputDirectory.</param> /// <param name="file">File.</param> /// <returns>HTTP response with file.</returns> public FileResult DownloadFile(string file, string folder) { var pathProcessor = new PathProcessor(folder, file: file); return(File(pathProcessor.DefaultOutFile, "application/octet-stream", file)); }