private static bool CheckModified(ResultExecutingContext context, IConditionalRequestMetadata metadata)
{
bool modified = true;
HttpRequestConditions requestConditions = context.HttpContext.Request.GetRequestConditions();
if ((requestConditions.IfNoneMatch != null) && requestConditions.IfNoneMatch.Any())
{
if (!String.IsNullOrWhiteSpace(metadata.EntityTag) && requestConditions.IfNoneMatch.Contains(metadata.EntityTag))
{
modified = false;
context.Result = new StatusCodeResult(StatusCodes.Status304NotModified);
}
}
else if (requestConditions.IfModifiedSince.HasValue && metadata.LastModified.HasValue)
{
DateTimeOffset lastModified = metadata.LastModified.Value.AddTicks(-(metadata.LastModified.Value.Ticks % TimeSpan.TicksPerSecond));
if (lastModified <= requestConditions.IfModifiedSince.Value)
{
modified = false;
context.Result = new StatusCodeResult(StatusCodes.Status304NotModified);
}
}
return(modified);
}
private UpdateRequest <T> CreateUpdateRequest <T>(string id, T update)
{
HttpRequestConditions requestConditions = Request.GetRequestConditions();
return(new UpdateRequest <T>(id, update, requestConditions.IfMatch, requestConditions.IfUnmodifiedSince));
}
