ASP.NET MVC Controller to generate XrmToolBox Connection List

ConnectionListController.cs

public class ConnectionListController : Controller
{
    public ActionResult Index()
    {
        var model = new CrmConnections
        {
            Connections = new ConnectionDetails
            {
                Proxy = new Proxy(),
                Name = "Client CRM Connections",
                Connections = new[] {
                    new CrmConnection(new Uri("https://example.crm.dynamics.com", "username@acme.onmicrosoft.com", null))
                }
            }
        };

        var serializer = new XmlSerializer(typeof(CrmConnections));
        using (var stream = new MemoryStream())
        {
            serializer.Serialize(stream, model);

            return Content(Encoding.UTF8.GetString(stream.ToArray()), "text/xml");
        }
    }
}