public override void OnActionExecuted(ActionExecutedContext filterContext)
{
// If the ModelState is valid then probably we won't be using the PRG method, so don't store the state
// unless the user really wants to
if (!_alwaysPreserve && filterContext.ModelState.IsValid)
{
return;
}
//Export if we are redirecting
if (!(filterContext.Result is RedirectResult) &&
!(filterContext.Result is RedirectToRouteResult) &&
!(filterContext.Result is RedirectToActionResult))
{
return;
}
if (!(filterContext.Controller is Controller controller) || filterContext.ModelState == null)
{
return;
}
string modelState = ModelStateHelpers.SerialiseModelState(filterContext.ModelState);
controller.TempData[_key] = modelState;
base.OnActionExecuted(filterContext);
}
public override void OnActionExecuted(ActionExecutedContext filterContext)
{
base.OnActionExecuted(filterContext);
Controller controller = filterContext.Controller as Controller;
if (!(controller?.TempData[_key] is string serialisedModelState))
{
return;
}
//Only Import if we are viewing
if (!(filterContext.Result is ViewResult))
{
return;
}
ModelStateDictionary modelState = ModelStateHelpers.DeserialiseModelState(serialisedModelState);
filterContext.ModelState.Merge(modelState);
}
