public override FilterInfo GetFilters()
{
// For simplicity, we only consider filters on XxxAsync() since it is the entry point to the action
// Enumerable.OrderBy() is a stable sort, so this method preserves scope ordering.
FilterAttribute[] typeFilters = (FilterAttribute[])ActionMethod.ReflectedType.GetCustomAttributes(typeof(FilterAttribute), true /* inherit */);
FilterAttribute[] methodFilters = (FilterAttribute[])ActionMethod.GetCustomAttributes(typeof(FilterAttribute), true /* inherit */);
List <FilterAttribute> orderedFilters = typeFilters.Concat(methodFilters).OrderBy(attr => attr.Order).ToList();
FilterInfo filterInfo = new FilterInfo();
MergeFiltersIntoList(orderedFilters, filterInfo.ActionFilters);
MergeFiltersIntoList(orderedFilters, filterInfo.AuthorizationFilters);
MergeFiltersIntoList(orderedFilters, filterInfo.ExceptionFilters);
MergeFiltersIntoList(orderedFilters, filterInfo.ResultFilters);
return(filterInfo);
}
public override ICollection <ActionSelector> GetSelectors()
{
ActionMethodSelectorAttribute[] attrs = (ActionMethodSelectorAttribute[])ActionMethod.GetCustomAttributes(typeof(ActionMethodSelectorAttribute), true /* inherit */);
ActionSelector[] selectors = Array.ConvertAll(attrs, attr => (ActionSelector)(controllerContext => attr.IsValidForRequest(controllerContext, ActionMethod)));
return(selectors);
}
public override object[] GetCustomAttributes(Type attributeType, bool inherit)
{
return(ActionMethod.GetCustomAttributes(attributeType, inherit));
}
public override object[] GetCustomAttributes(bool inherit)
{
return(ActionMethod.GetCustomAttributes(inherit));
}