MultipleFormActionsButtonWithParameterAttribute

MultipleFormActionsButtonWithParameterAttribute.cs

[AttributeUsage(AttributeTargets.Method)]
public class MultipleFormActionsButtonWithParameterAttribute : ActionNameSelectorAttribute
{
    public string SubmitButtonActionName { get; set; }

    public override bool IsValidName(ControllerContext controllerContext, string actionName, MethodInfo methodInfo)
    {
        var value = controllerContext.Controller.ValueProvider.GetValue(SubmitButtonActionName);
        string realActionName;
        var isValid = false;

        if (value == null)
        {
            realActionName = actionName.Split('-').First();
            isValid = methodInfo.Name.Equals(realActionName, StringComparison.InvariantCultureIgnoreCase);
        }
        else
        {
            realActionName = value.AttemptedValue.Split('-').First();
            isValid = realActionName == methodInfo.Name;
        }


        return isValid;
    }
}