Adding Action Filters to MonoRail Controllers

Neal Blomfield made interesting use of MonoRail filters.  Check it out.

Filters are commonly used for tasks like authentication and localisation, however by default they run for all actions in the controller and you must specify which actions to exclude using the [SkipFilter] attribute. In a majority of cases this works well as the filter is designed to handle cross-cutting concerns (which by definition affect most if not all actions), however there are times when you want to apply the filter to a minority of the actions in a controller, or add action specific metadata that may vary the way the filter executes depending on the action. Recently I came across just such a scenario…