public DoNext Filter(ServiceArguments arguments)
{
string etag = null;
arguments.Get <IRequestData>().ValuesFor(RequestDataSource.Header)
.Value(HttpRequestHeaders.IfNoneMatch, value => etag = value.RawValue as string);
if (etag == null)
{
return(DoNext.Continue);
}
var resourceHash = _hashing(arguments);
var headers = _cache.Current(resourceHash);
var currentEtag = headers.ValueFor(HttpResponseHeader.ETag);
if (etag != currentEtag)
{
return(DoNext.Continue);
}
var writer = arguments.Get <IHttpWriter>();
writer.WriteResponseCode(HttpStatusCode.NotModified);
headers.Each(x => x.Replay(writer));
return(DoNext.Stop);
}
public DoNext Filter(ServiceArguments arguments)
{
string etag = null;
var request = arguments.Get <IHttpRequest>();
if (!request.HasHeader(HttpRequestHeader.IfNoneMatch))
{
return(DoNext.Continue);
}
etag = request.GetHeader(HttpRequestHeader.IfNoneMatch).FirstOrDefault();
if (etag.IsEmpty())
{
return(DoNext.Continue);
}
var resourceHash = _hashing(arguments);
var headers = _cache.Current(resourceHash);
var currentEtag = headers.ValueFor(HttpResponseHeader.ETag);
if (etag != currentEtag)
{
return(DoNext.Continue);
}
var writer = arguments.Get <IHttpResponse>();
writer.WriteResponseCode(HttpStatusCode.NotModified);
headers.Each(x => x.Replay(writer));
return(DoNext.Stop);
}