public override void ProcessRequest()
{
int assetFileId = GetIdFromFilename();
int assetId = WebUtils.GetIntRequestParam("AssetId", 0);
if (assetFileId <= 0)
{
throw new SystemException("Invalid attached file id: " + assetFileId);
}
if (assetId <= 0)
{
throw new SystemException("Invalid asset id: " + assetId);
}
// Get the asset file
AssetFile assetFile = AssetFile.Get(assetFileId);
if (assetFile.AssetId != assetId)
{
throw new SystemException("Asset mismatch");
}
if (assetFile.IsNull)
{
throw new SystemException("Asset file not found");
}
if (assetFile.Asset.RestrictAttachedFiles && !EntitySecurityManager.CanUserDownloadAsset(SessionInfo.Current.User, assetFile.Asset))
{
throw new SystemException("Access denied");
}
// Log the download
string notes = string.Format("Downloaded file: {0}", assetFile.Filename);
AuditLogManager.LogAssetAction(assetFile.AssetId, SessionInfo.Current.User, AuditAssetAction.DownloadedAttachedFile, notes);
AuditLogManager.LogUserAction(SessionInfo.Current.User, AuditUserAction.DownloadAttachedFile, notes);
// Send the file
SiteUtils.SendAttachedFile(assetFile);
}
public static void SendAttachedFile(int assetFileId)
{
// Ensure we have an asset file ID
if (assetFileId == 0)
{
return;
}
// Get the asset file
AssetFile assetFile = AssetFile.Get(assetFileId);
// Ensure we have an asset file
if (assetFile.IsNull)
{
return;
}
// Download filename
SendAttachedFile(assetFile);
}