public FubuContinuation Matches(ETaggedRequest request)
{
var current = _cache.Current(request.ResourceHash);
return(current.IsNotEmpty() && current == request.IfNoneMatch
? FubuContinuation.EndWithStatusCode(HttpStatusCode.NotModified)
: FubuContinuation.NextBehavior());
}
public DoNext Filter(ServiceArguments arguments)
{
string etag = null;
arguments.Get <AggregateDictionary>().Value(RequestDataSource.Header.ToString(), HttpRequestHeaders.IfNoneMatch, (key, value) => etag = (string)value);
if (etag == null)
{
return(DoNext.Continue);
}
var resourceHash = arguments.Get <ICurrentChain>().ResourceHash();
var currentEtag = _cache.Current(resourceHash);
if (etag != currentEtag)
{
return(DoNext.Continue);
}
arguments.Get <IHttpWriter>().WriteResponseCode(HttpStatusCode.NotModified);
return(DoNext.Stop);
}