ConfigDurationOutputCacheAttribute.cs

gistfile1.cs

namespace MyProj.Common.Cache
{
    using System.Web.Configuration;
    using System.Web.Mvc;
    using System.Web.UI;b

    using DevTrends.MvcDonutCaching;

    public class ConfigDurationOutputCacheAttribute : DonutOutputCacheAttribute
    {
        public ConfigDurationOutputCacheAttribute()
        {
            this.Duration = int.Parse(WebConfigurationManager.AppSettings["OutputCacheDuration"]);
            this.VaryByCustom = "url";
            this.Location = OutputCacheLocation.Server;
        }
        public override void OnActionExecuting(ActionExecutingContext filterContext)
        {
            var cookie = filterContext.HttpContext.Request.Cookies["UMB_PREVIEW"];
            if (cookie == null || string.IsNullOrWhiteSpace(cookie.Value))
            {
                base.OnActionExecuting(filterContext);
            }
        }
    }
}