void SendAsset(Bundle bundle, IAsset asset)
{
response.ContentType = bundle.ContentType;
var actualETag = "\"" + asset.Hash.ToHexString() + "\"";
if (request.RawUrl.Contains(asset.Hash.ToHexString()))
{
HttpResponseUtil.CacheLongTime(response, actualETag);
}
else
{
HttpResponseUtil.NoCache(response);
}
var givenETag = request.Headers["If-None-Match"];
if (givenETag == actualETag)
{
HttpResponseUtil.SendNotModified(response);
}
else
{
HttpResponseUtil.EncodeStreamAndAppendResponseHeaders(request, response);
using (var stream = asset.OpenStream())
{
stream.CopyTo(response.OutputStream);
}
}
}
void SendFile(IFile file)
{
HttpResponseUtil.EncodeStreamAndAppendResponseHeaders(request, response);
response.Cache.SetCacheability(HttpCacheability.Public);
response.Cache.SetExpires(DateTime.UtcNow.AddYears(1));
response.Cache.SetMaxAge(new TimeSpan(365, 0, 0, 0));
using (var stream = file.OpenRead())
{
stream.CopyTo(response.OutputStream);
}
}
void SendBundle(Bundle bundle, string actualETag)
{
response.ContentType = bundle.ContentType;
if (request.RawUrl.Contains(bundle.Hash.ToHexString()))
{
HttpResponseUtil.CacheLongTime(response, actualETag);
}
else
{
HttpResponseUtil.NoCache(response);
}
HttpResponseUtil.EncodeStreamAndAppendResponseHeaders(request, response);
using (var assetStream = bundle.OpenStream())
{
assetStream.CopyTo(response.OutputStream);
}
}
void SendNotModified(string actualETag)
{
HttpResponseUtil.CacheLongTime(response, actualETag); // Some browsers seem to require a reminder to keep caching?!
response.StatusCode = 304; // Not Modified
response.SuppressContent = true;
}
