/// <summary>
/// Gets a set of route factories for the given action descriptor.
/// </summary>
/// <param name="actionDescriptor">The action descriptor.</param>
/// <returns>A set of route factories.</returns>
/// <remarks>
/// The implementation returns <see cref="IDirectRouteFactory"/> instances based on attributes on the action. Returns
/// null if the action was defined on a base class of this controller.
/// </remarks>
protected virtual IReadOnlyList<IDirectRouteFactory> GetActionRouteFactories(ActionDescriptor actionDescriptor)
{
// Skip Route attributes on inherited actions.
IMethodInfoActionDescriptor methodInfoActionDescriptor = actionDescriptor as IMethodInfoActionDescriptor;
if (methodInfoActionDescriptor != null &&
methodInfoActionDescriptor.MethodInfo != null &&
actionDescriptor.ControllerDescriptor != null &&
methodInfoActionDescriptor.MethodInfo.DeclaringType != actionDescriptor.ControllerDescriptor.ControllerType)
{
return null;
}
object[] attributes = actionDescriptor.GetCustomAttributes(inherit: false);
IEnumerable<IDirectRouteFactory> newFactories = attributes.OfType<IDirectRouteFactory>();
IEnumerable<IRouteInfoProvider> oldProviders = attributes.OfType<IRouteInfoProvider>();
List<IDirectRouteFactory> combined = new List<IDirectRouteFactory>();
combined.AddRange(newFactories);
foreach (IRouteInfoProvider oldProvider in oldProviders)
{
if (oldProvider is IDirectRouteFactory)
{
continue;
}
combined.Add(new RouteInfoDirectRouteFactory(oldProvider));
}
return combined;
}
public static IEnumerable <string> GetActionCustomAttributes(this ActionDescriptor action)
{
return(action?.GetCustomAttributes(typeof(CustomAuthorizeAttribute), true)
.Cast <CustomAuthorizeAttribute>()
.SelectMany(attributes => attributes?.Roles ?? Array.Empty <string>()));
}
/// <summary>
/// Returns specified attributes for an action descriptor.
/// </summary>
/// <param name="call">The call.</param>
/// <returns>Returns specified attributes for an action method along with the action's controller.</returns>
public static TAttribute[] GetAttributes <TAttribute>(this ActionDescriptor action)
{
return(action.GetCustomAttributes(typeof(TAttribute), true)
.Cast <TAttribute>()
.ToArray());
}
private IEnumerable <AgentAuthorizeAttribute> GetAgentAuthorizeAttributes(ActionDescriptor descriptor)
{
return(descriptor.GetCustomAttributes(typeof(AgentAuthorizeAttribute), true)
.Concat(descriptor.ControllerDescriptor.GetCustomAttributes(typeof(AgentAuthorizeAttribute), true))
.OfType <AgentAuthorizeAttribute>());
}
//Treats the action as if it is decorated with Route attribute
protected override IReadOnlyList <IDirectRouteFactory> GetActionRouteFactories(ActionDescriptor actionDescriptor)
{
var publiclyRoutable = actionDescriptor.GetCustomAttributes(typeof(PublicRouteAttribute), false).Any();
return(publiclyRoutable ? new[] { new RouteAttribute(actionDescriptor.ActionName) } : null);
}
/// <summary>
/// 获取 Action 显示名称
/// </summary>
/// <param name="x"></param>
/// <returns></returns>
public static string GetDisplayName(this ActionDescriptor x)
{
var attr = x.GetCustomAttributes(typeof(DisplayAttribute), true).FirstOrDefault();
return(attr != null ? ((DisplayAttribute)attr).Name : null);
}
private static bool ValidationDisabled(ActionDescriptor actionDescriptor)
{
return(actionDescriptor.GetCustomAttributes(typeof(SkipAjaxValidation), false).Cast <SkipAjaxValidation>().Any());
}
private static IEnumerable <AdminAttribute> GetAdminAttributes(ActionDescriptor descriptor)
{
return(descriptor.GetCustomAttributes(typeof(AdminAttribute), true)
.Concat(descriptor.ControllerDescriptor.GetCustomAttributes(typeof(AdminAttribute), true))
.OfType <AdminAttribute>());
}
public static T GetCustomAttribute <T>(this ActionDescriptor actionDescriptor) where T : Attribute
{
return(Cache.GetOrAdd(actionDescriptor.UniqueId, k =>
actionDescriptor.GetCustomAttributes(typeof(T), true).SingleOrDefault() ??
actionDescriptor.ControllerDescriptor.GetCustomAttributes(typeof(T), true).SingleOrDefault()) as T);
}
public bool ActionHasAttribute <TAttribute>(ActionDescriptor actionDescriptor) where TAttribute : Attribute
{
return(actionDescriptor
.GetCustomAttributes(typeof(TAttribute), true)
.Any());
}
private bool IsAnonymousAction(ActionDescriptor actionDescriptor)
{
return(actionDescriptor.GetCustomAttributes(inherit: true).OfType <AllowAnonymousAttribute>().Any());
}