Initial

Web/Utility/RequireRequestValueAttribute.cs

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+using System.Reflection;
+using System.Web.Mvc;
+
+namespace MileageTraker.Web.Utility
+{
+	public class RequireRequestValueAttribute : ActionMethodSelectorAttribute
+	{
+		public RequireRequestValueAttribute(string valueName)
+		{
+			ValueName = valueName;
+		}
+		public override bool IsValidForRequest(ControllerContext controllerContext, MethodInfo methodInfo)
+		{
+			return (controllerContext.HttpContext.Request[ValueName] != null);
+		}
+		public string ValueName { get; private set; }
+	}
+}