public IAsyncResult BeginProcessRequest(HttpContext context, AsyncCallback cb, Object obj)
{
Boolean useFullValidation = AWS.Utils.WebUtils.GetFromString(ConfigurationManager.AppSettings["full-image-security-validation"], false);
String imagePath;
String requestPath = context.Request.FilePath;
if (useFullValidation)
{
Boolean isThumbinal = context.Request.QueryString["thumb"] == null ? false:true;
requestPath = context.Request.QueryString["id"];
/*else
* {
* if( (idx = requestPath.LastIndexOf(".")) != -1 )
* requestPath = requestPath.Substring( 0, idx );
*
* if( (idx = requestPath.ToLower().LastIndexOf("_thumb")) != -1 )
* {
* isThumbinal = true;
* requestPath = requestPath.Substring( 0, idx );
* }
* else
* isThumbinal = false;
* }*/
SiteMapProvider prov = AWS.Utils.WebUtils.GetCurrProvider(context.Request);
SiteMapNode nd = prov.FindSiteMapNodeFromKey(requestPath);
if (nd == null)
{
imagePath = context.Server.MapPath(requestPath);
}
else
{
requestPath = GetClientPath(nd, isThumbinal);
if (!prov.SecurityTrimmingEnabled || prov.IsAccessibleToUser(context, nd))
{
imagePath = context.Server.MapPath(requestPath);
}
else
{
throw new Exception(String.Format("Access to image is denied: '{0}'." + requestPath));
}
}
}
else
{
imagePath = context.Server.MapPath(requestPath);
}
MyAsyncRequestState st = new MyAsyncRequestState(context, cb, obj, imagePath);
Thread t = new Thread(new ThreadStart(st.ProcessRequest));
t.Start();
return(st);
}
public void EndProcessRequest(IAsyncResult ar)
{
MyAsyncRequestState ars = ar as MyAsyncRequestState;
if (ars != null)
{
ars.Dispose();
}
}
