protected void Page_Load(object sender, EventArgs e)
{
DebugHelper.SetContext("GetMetaFile");
// Load the site name
LoadSiteName();
int cacheMinutes = CacheMinutes;
// Try to get data from cache
using (var cs = new CachedSection <CMSOutputMetaFile>(ref outputFile, cacheMinutes, true, null, "getmetafile", CurrentSiteName, GetBaseCacheKey(), Request.QueryString))
{
if (cs.LoadData)
{
// Process the file
ProcessFile();
if (cs.Cached)
{
// Do not cache if too big file which would be stored in memory
if ((outputFile != null) &&
(outputFile.MetaFile != null) &&
!CacheHelper.CacheImageAllowed(CurrentSiteName, outputFile.MetaFile.MetaFileSize) &&
!AttachmentInfoProvider.StoreFilesInFileSystem(CurrentSiteName))
{
cacheMinutes = largeFilesCacheMinutes;
}
if (cacheMinutes > 0)
{
// Prepare the cache dependency
CMSCacheDependency cd = null;
if (outputFile != null)
{
if (outputFile.MetaFile != null)
{
// Add dependency on this particular meta file
cd = GetCacheDependency(outputFile.MetaFile.GetDependencyCacheKeys());
}
}
if (cd == null)
{
// Set default dependency based on GUID
cd = CacheHelper.GetCacheDependency(new string[] { "metafile|" + fileGuid.ToString().ToLowerCSafe() });
}
cs.CacheDependency = cd;
}
// Cache the data
cs.CacheMinutes = cacheMinutes;
}
cs.Data = outputFile;
}
}
// Send the data
SendFile(outputFile);
DebugHelper.ReleaseContext();
}