/// <summary>
/// Delete asset and update audit log
/// </summary>
/// <param name="user">The user deleting the asset</param>
/// <param name="assetId">The ID of the asset to be deleted</param>
public static void DeleteAsset(User user, int assetId)
{
m_Logger.DebugFormat("DeleteAsset: {0}", assetId);
Asset asset = Asset.Get(assetId);
if (asset.IsNull)
{
return;
}
asset.IsDeleted = true;
Asset.Update(asset);
m_Logger.Debug(" -Flagged asset as deleted");
// Update the audit log
AuditLogManager.LogAssetAction(asset, user, AuditAssetAction.DeleteAsset);
AuditLogManager.LogUserAction(user, AuditUserAction.DeleteAsset, string.Format("Deleted Asset with AssetId: {0}", asset.AssetId));
m_Logger.Debug(" -Updated audit log");
// Delete asset files
DeleteAssetFiles(asset, asset.AssetFilePath.Path);
// Delete asset bitmaps folder
AssetBitmapGroupManager.DeleteAssetBitmapsFolder(asset);
// Delete all asset categories
AssetCategory.DeleteAllByAssetId(assetId);
}
public static void SaveAssetFile(Asset asset, BinaryFile file, bool notify, bool checkHash, bool doNotProcessForPreview)
{
// Quit if empty asset
if (asset == null || asset.IsNull || asset.IsNew)
{
return;
}
// Quit if no file was uploaded
if (file == null || file.IsEmpty)
{
return;
}
if (checkHash)
{
// Check the hash. Don't allow a processed asset to be re-uploaded
AssetFinder finder = new AssetFinder {
FileHash = file.FileHash, IsProcessed = true
};
Asset assetFromHash = Asset.FindOne(finder);
if (!assetFromHash.IsNull)
{
throw new InvalidAssetFileException(string.Format("{0} is already uploaded and has the Asset ID: {1}", file.FileName, assetFromHash.AssetId));
}
}
m_Logger.DebugFormat("SaveAssetFile - AssetId: {0}", asset.AssetId);
// Ensure asset has path
if (asset.AssetFilePath.IsNull)
{
asset.AssetFilePathId = AssetFilePathManager.GetDefault().AssetFilePathId.GetValueOrDefault();
}
// Delete old files
foreach (string path in Directory.GetFiles(asset.AssetFilePath.Path, asset.FileReference + ".*", SearchOption.AllDirectories))
{
File.Delete(path);
}
// Delete any cached files
string cacheFolder = Path.Combine(Settings.CachedAssetFilesFolder, asset.AssetId.ToString());
if (Directory.Exists(cacheFolder))
{
Directory.Delete(cacheFolder, true);
m_Logger.DebugFormat("Deleted cache folder: {0}", cacheFolder);
}
// Update the asset file path
asset.AssetFilePathId = AssetFilePathManager.GetDefault().AssetFilePathId.GetValueOrDefault();
// Update asset file information
asset.Filename = file.FileName;
asset.FileSize = file.FileSize;
asset.FileHash = file.FileHash;
// The file extension comes from the view but set this for now
// in case we need it elsewhere in the code before the Asset entity
// is refreshed from the database.
asset.FileExtension = file.FileExtension;
// If not processing for Preview the asset.IsProcessed flag should be set
// depending on the file extension.
if (!doNotProcessForPreview)
{
asset.IsProcessed = (!APSGateway.Instance.CanProcess(file.FileExtension));
}
// Save asset to database
Asset.Update(asset);
Asset.SaveAssetMetadata(asset);
// Construct location to save asset file
string assetFolder = GetFolder(asset.AssetFilePath, AssetFileType.AssetFile);
string assetFilePath = Path.Combine(assetFolder, asset.FileReference + "." + file.FileExtension);
// Save the file. Don't bother doing a mimetype check here, as the
// files will be forced to open the download box by using 'application/octet-stream'
// as the content type, so the server doesn't need to set this value.
file.SaveAs(assetFilePath);
m_Logger.DebugFormat("Saved file: {0}", assetFilePath);
// Send this to the gateway for processing unless the do not process flag is set.
// When the preview and thumbnail are ready, the APS will callback to the web app to save them.
if (!doNotProcessForPreview && !asset.IsProcessed)
{
APSGateway.Instance.ProcessFile(asset, notify, FileOutputs.All);
}
// Regenerate bitmaps. This submits the assets to the APS and returns.
// When the files are ready, the APS will callback to the web app to save them.
AssetBitmapGroupManager.Generate(asset);
// Check if file indexing is enabled, and if so, read the file contents into a byte
// array and then store this in the database so that we can search it using full-text
// indexing. As we're using an indexed view, this is done using a subquery.
// See AssetFinder.cs for full details of how this is implemented.
if (AssetFinder.FileIndexingEnabled && m_IndexableExtensions.Contains(file.FileExtension))
{
ByteArray byteArray = ByteArray.New(file.InputStream);
Asset.AddUpdateFileContents(asset.AssetId.GetValueOrDefault(), file.FileName, AssetFileType.AssetFile, byteArray, false);
}
// Now create the zip file if required
if (ZipAssetFiles)
{
AssetFileZipper.CreateZip(asset);
}
}