Exemple #1
0
        public ActionResult Index(string preset, string path)
        {
            if (string.IsNullOrEmpty(path))
            {
                return(HttpNotFound());
            }

            var imageFactory = new ImageFactory(preset, path);

            if (!imageFactory.IsValid())
            {
                return(HttpNotFound());
            }

            var requestETag = GetETagFromRequest();

            if (!imageFactory.HasChanged(requestETag))
            {
                return(new HttpStatusCodeResult(HttpStatusCode.NotModified));
            }

            try {
                var imageResult = imageFactory.GetImageResult();

                if (imageResult == null)
                {
                    return(HttpNotFound());
                }

                SetETagForResponse(imageFactory.GetETag());

                return(imageResult);
            }
            catch {
                return(HttpNotFound());
            }
        }