OK. I've come up with a solution that I'm happy with.
Here is how I'm retrieving the ControllerContext:
public class PdfCreatorService
{
[Inject]
public ControllerContextProvider contextProvider { get; set; }
[Inject]
public PdfController pdfController { get; set; }
public override byte[] CreateReport(int reportId)
{
var context = contextProvider.GetControllerContext();
using (var stream = new ResponseCapture(context.RequestContext))
{
// Setup Controller
var routeData = new RouteData(context.RouteData.Route, context.RouteData.RouteHandler);
routeData.Values.Add("action", "CreateReport");
routeData.Values.Add("controller", "Pdf");
routeData.Values.Add("id", reportId);
var pdfContext = new ControllerContext(context.HttpContext, routeData, pdfController);
// Execute Controller
var result = pdfController.CreateReport(reportId);
result.ExecuteResult(pdfContext);
return stream.ReadAllContents();
}
}
}
This is how to set the context in the original controller:
public abstract class HomeController : Controller
{
[Inject]
public ControllerContextProvider ControllerContextProvider { get; set; }
protected override IAsyncResult BeginExecute(RequestContext requestContext, AsyncCallback callback, object state)
{
ControllerContextProvider.GetControllerContext = () => ControllerContext;
return base.BeginExecute(requestContext, callback, state);
}
}
This is what the provider class looks like:
public class ControllerContextProvider
{
public Func<ControllerContext> GetControllerContext { get; set; }
}
This is how I'm binding it:
public class PortalNinjectModule : NinjectModule
{
public override void Load()
{
Bind<ControllerContextProvider>().ToSelf().InRequestScope();
}
}
Still interested to see whether anyone has a more elegant solution.