CacheableFileContentResult.cs :  » Bloggers » SubText » Subtext » Infrastructure » ActionResults » C# / CSharp Open Source

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using System;
using System.Web;
using System.Web.Mvc;

namespace Subtext.Infrastructure.ActionResults{
    /// <summary>
    /// Just like a FileContentResult, but allows for setting cache parameters.
    /// </summary>
    public class CacheableFileContentResult : FileContentResult
    {
        public CacheableFileContentResult(byte[] fileContents, string contentType, DateTime lastModifed,
                                          HttpCacheability cacheability)
            : base(fileContents, contentType)
        {
            LastModified = lastModifed;
            Cacheability = cacheability;
        }

        public DateTime LastModified { get; private set; }

        public HttpCacheability Cacheability { get; private set; }

        public override void ExecuteResult(ControllerContext context)
        {
            HttpCachePolicyBase cache = context.HttpContext.Response.Cache;
            cache.SetCacheability(Cacheability);
            cache.SetLastModified(LastModified);

            base.ExecuteResult(context);
        }
    }
}