public HttpResponseMessage CatalogImage(int id, [FromUri] CatalogImageParam param)
{
if (param == null)
{
throw new ArgumentNullException("param");
}
HttpResponseMessage message = new HttpResponseMessage();
object[] args = new object[6];
args[0] = id;
args[1] = param.h;
args[2] = param.w;
args[3] = param.i;
args[4] = param.Mode;
bool?showDefault = param.ShowDefault;
args[5] = showDefault.HasValue ? ((object)showDefault.GetValueOrDefault()) : ((object)1);
string key = string.Format("catalogImage[id:{0}][w:{1}][h:{2}][i:{3}][m:{4}][d:{5}]", args);
ImageCacheItem item = HttpContext.Current.Cache[key] as ImageCacheItem;
if ((item == null) || Settings.IsCacheDisabled)
{
Image catalogImage = ExcursionProvider.GetCatalogImage(id, param.Index);
if ((catalogImage == null) && (!(showDefault = param.ShowDefault).GetValueOrDefault() && showDefault.HasValue))
{
message.StatusCode = HttpStatusCode.NotFound;
}
else
{
ImageFormatter formatter = new ImageFormatter(catalogImage, Pictures.nophoto)
{
Format = (catalogImage != null) ? ImageFormat.Jpeg : ImageFormat.Png
};
param.ApplyFormat(formatter);
Stream stream = formatter.CreateStream();
if (stream != null)
{
item = ImageCacheItem.Create(stream, formatter.MediaType);
HttpContext.Current.Cache.Add(key, item, null, DateTime.Now.AddMinutes(10.0), Cache.NoSlidingExpiration, CacheItemPriority.Normal, null);
message.Content = new StreamContent(stream);
message.Content.Headers.ContentType = new MediaTypeHeaderValue(formatter.MediaType);
}
else
{
message.StatusCode = HttpStatusCode.NotFound;
}
}
}
else
{
message.Content = new StreamContent(item.CraeteStream());
message.Content.Headers.ContentType = new MediaTypeHeaderValue(item.MediaType);
}
message.Headers.CacheControl = new CacheControlHeaderValue();
message.Headers.CacheControl.Public = true;
message.Headers.CacheControl.MaxAge = new TimeSpan?(TimeSpan.FromHours(1.0));
return(message);
}
