/// <summary>
/// Download and play a sound file from a remote URL
/// </summary>
/// <param name="url">The direct URL to the sound file</param>
public void PlayAudioFromURL(string url)
{
var extension = url.Substring(url.LastIndexOf(".") + 1);
var localFileName = filesystemProxy.GenerateTempFilename(extension);
httpProxy.DownloadFile(url, localFileName);
PlayFromLocalFile(localFileName);
}