/// <summary>
/// Marks orphaned file records (the ones that do not have a referencing binary record anymore) as Deleted.
/// </summary>
public void CleanupFilesSetDeleteFlag()
{
var isLocalTransaction = false;
if (!TransactionScope.IsActive)
{
TransactionScope.Begin();
isLocalTransaction = true;
}
try
{
using (var proc = new SqlProcedure {
CommandText = CleanupFileSetIsdeletedScript, CommandType = CommandType.Text
})
{
proc.CommandType = CommandType.Text;
proc.ExecuteNonQuery();
}
if (isLocalTransaction && TransactionScope.IsActive)
{
TransactionScope.Commit();
}
}
catch (Exception ex)
{
if (isLocalTransaction && TransactionScope.IsActive)
{
TransactionScope.Rollback();
}
throw new DataException("Error during setting deleted flag on files.", ex);
}
}
/// <summary>
/// Finalizes a chunked save operation.
/// </summary>
/// <param name="versionId">Content version id.</param>
/// <param name="propertyTypeId">Binary property type id.</param>
/// <param name="fileId">File identifier.</param>
/// <param name="fullSize">Full size (stream length) of the binary value.</param>
/// <param name="source">Binary data containing metadata (e.g. content type).</param>
public void CommitChunk(int versionId, int propertyTypeId, int fileId, long fullSize, BinaryDataValue source = null)
{
// start a new transaction here if needed
var isLocalTransaction = !TransactionScope.IsActive;
if (isLocalTransaction)
{
TransactionScope.Begin();
}
try
{
// commit the process: set the final full size and checksum
using (var cmd = new SqlProcedure {
CommandText = CommitChunkScript, CommandType = CommandType.Text
})
{
cmd.Parameters.Add("@FileId", SqlDbType.Int).Value = fileId;
cmd.Parameters.Add("@VersionId", SqlDbType.Int).Value = versionId;
cmd.Parameters.Add("@PropertyTypeId", SqlDbType.Int).Value = propertyTypeId;
cmd.Parameters.Add("@Size", SqlDbType.BigInt).Value = fullSize;
cmd.Parameters.Add("@Checksum", SqlDbType.VarChar, 200).Value = DBNull.Value;
cmd.Parameters.Add("@ContentType", SqlDbType.NVarChar, 50).Value = source != null ? source.ContentType : string.Empty;
cmd.Parameters.Add("@FileNameWithoutExtension", SqlDbType.NVarChar, 450).Value = source != null
? source.FileName.FileNameWithoutExtension == null
? DBNull.Value
: (object)source.FileName.FileNameWithoutExtension
: DBNull.Value;
cmd.Parameters.Add("@Extension", SqlDbType.NVarChar, 50).Value = source != null?ValidateExtension(source.FileName.Extension) : string.Empty;
cmd.ExecuteNonQuery();
}
}
catch (Exception ex)
{
// rollback the transaction if it was opened locally
if (isLocalTransaction && TransactionScope.IsActive)
{
TransactionScope.Rollback();
}
throw new DataException("Error during committing binary chunk to file stream.", ex);
}
finally
{
// commit the transaction if it was opened locally
if (isLocalTransaction && TransactionScope.IsActive)
{
TransactionScope.Commit();
}
}
}
private static Exception SaveNodeDataTransactional(Node node, NodeSaveSettings settings, IIndexPopulator populator, string originalPath, string newPath)
{
IndexDocumentData indexDocument = null;
bool hasBinary = false;
var data = node.Data;
var isNewNode = data.Id == 0;
NodeDataParticipant participant = null;
var msg = "Saving Node#" + node.Id + ", " + node.ParentPath + "/" + node.Name;
var isLocalTransaction = !TransactionScope.IsActive;
using (var op = SnTrace.Database.StartOperation(msg))
{
if (isLocalTransaction)
{
TransactionScope.Begin();
}
try
{
// collect data for populator
var populatorData = populator.BeginPopulateNode(node, settings, originalPath, newPath);
data.CreateSnapshotData();
participant = new NodeDataParticipant {
Data = data, Settings = settings, IsNewNode = isNewNode
};
TransactionScope.Participate(participant);
if (settings.NodeHead != null)
{
settings.LastMajorVersionIdBefore = settings.NodeHead.LastMajorVersionId;
settings.LastMinorVersionIdBefore = settings.NodeHead.LastMinorVersionId;
}
int lastMajorVersionId, lastMinorVersionId;
DataProvider.Current.SaveNodeData(data, settings, out lastMajorVersionId, out lastMinorVersionId);
settings.LastMajorVersionIdAfter = lastMajorVersionId;
settings.LastMinorVersionIdAfter = lastMinorVersionId;
// here we re-create the node head to insert it into the cache and refresh the version info);
if (lastMajorVersionId > 0 || lastMinorVersionId > 0)
{
var head = NodeHead.CreateFromNode(node, lastMinorVersionId, lastMajorVersionId);
if (MustCache(node.NodeType))
{
// participate cache items
var idKey = CreateNodeHeadIdCacheKey(head.Id);
var participant2 = new InsertCacheParticipant {
CacheKey = idKey
};
TransactionScope.Participate(participant2);
var pathKey = CreateNodeHeadPathCacheKey(head.Path);
var participant3 = new InsertCacheParticipant {
CacheKey = pathKey
};
TransactionScope.Participate(participant3);
CacheNodeHead(head, idKey, pathKey);
}
node.RefreshVersionInfo(head);
if (!settings.DeletableVersionIds.Contains(node.VersionId))
{
// Elevation: we need to create the index document with full
// control to avoid field access errors (indexing must be independent
// from the current users permissions).
using (new SystemAccount())
{
indexDocument = SaveIndexDocument(node, true, isNewNode, out hasBinary);
}
}
}
if (isLocalTransaction)
{
TransactionScope.Commit();
}
// populate index only if it is enabled on this content (e.g. preview images will be skipped)
using (var op2 = SnTrace.Index.StartOperation("Indexing node"))
{
if (node.IsIndexingEnabled)
{
using (new SystemAccount())
populator.CommitPopulateNode(populatorData, indexDocument);
}
if (indexDocument != null && hasBinary)
{
using (new SystemAccount())
{
indexDocument = SaveIndexDocument(node, indexDocument);
populator.FinalizeTextExtracting(populatorData, indexDocument);
}
}
op2.Successful = true;
}
}
catch (NodeIsOutOfDateException)
{
RemoveFromCache(participant);
throw;
}
catch (System.Data.Common.DbException dbe)
{
if (isLocalTransaction && IsDeadlockException(dbe))
{
return(dbe);
}
throw SavingExceptionHelper(data, dbe);
}
catch (Exception e)
{
var ee = SavingExceptionHelper(data, e);
if (ee == e)
{
throw;
}
else
{
throw ee;
}
}
finally
{
if (isLocalTransaction && TransactionScope.IsActive)
{
TransactionScope.Rollback();
}
}
op.Successful = true;
}
return(null);
}
private static bool SaveNodeDataTransactional(Node node, NodeSaveSettings settings, IIndexPopulator populator, string originalPath, string newPath)
{
IndexDocumentData indexDocument = null;
bool hasBinary = false;
var data = node.Data;
var isNewNode = data.Id == 0;
NodeDataParticipant participant = null;
var isLocalTransaction = !TransactionScope.IsActive;
if (isLocalTransaction)
{
TransactionScope.Begin();
}
Logger.WriteVerbose("Transaction: " + TransactionScope.CurrentId + " SAVING " + node.Id + ", " + node.Path);
try
{
//-- collect data for populator
var populatorData = populator.BeginPopulateNode(node, settings, originalPath, newPath);
data.CreateSnapshotData();
participant = new NodeDataParticipant {
Data = data, Settings = settings, IsNewNode = isNewNode
};
TransactionScope.Participate(participant);
int lastMajorVersionId, lastMinorVersionId;
DataProvider.Current.SaveNodeData(data, settings, out lastMajorVersionId, out lastMinorVersionId);
//-- here we re-create the node head to insert it into the cache and refresh the version info);
if (lastMajorVersionId > 0 || lastMinorVersionId > 0)
{
var head = NodeHead.CreateFromNode(node, lastMinorVersionId, lastMajorVersionId);
if (MustCache(node.NodeType))
{
//-- participate cache items
var idKey = CreateNodeHeadIdCacheKey(head.Id);
var participant2 = new InsertCacheParticipant {
CacheKey = idKey
};
TransactionScope.Participate(participant2);
var pathKey = CreateNodeHeadPathCacheKey(head.Path);
var participant3 = new InsertCacheParticipant {
CacheKey = pathKey
};
TransactionScope.Participate(participant3);
CacheNodeHead(head, idKey, pathKey);
}
node.RefreshVersionInfo(head);
if (!settings.DeletableVersionIds.Contains(node.VersionId))
{
// Elevation: we need to create the index document with full
// control to avoid field access errors (indexing must be independent
// from the current users permissions).
using (new SystemAccount())
{
indexDocument = SaveIndexDocument(node, true, out hasBinary);
}
}
}
if (isLocalTransaction)
{
TransactionScope.Commit();
}
//-- populate
using (new SystemAccount())
populator.CommitPopulateNode(populatorData, indexDocument);
if (indexDocument != null && hasBinary)
{
using (new SystemAccount())
{
indexDocument = SaveIndexDocument(node, indexDocument);
populator.FinalizeTextExtracting(populatorData, indexDocument);
}
}
}
catch (NodeIsOutOfDateException)
{
RemoveFromCache(participant);
throw;
}
catch (System.Data.Common.DbException dbe)
{
Logger.WriteException(new Exception(string.Format("Error saving node. Id: {0}, Path: {1}", node.Id, node.Path), dbe));
if (isLocalTransaction && IsDeadlockException(dbe))
{
return(false);
}
throw SavingExceptionHelper(data, dbe);
}
catch (Exception e)
{
Logger.WriteException(new Exception(string.Format("Error saving node. Id: {0}, Path: {1}", node.Id, node.Path), e));
var ee = SavingExceptionHelper(data, e);
if (ee == e)
{
throw;
}
else
{
throw ee;
}
}
finally
{
if (isLocalTransaction && TransactionScope.IsActive)
{
TransactionScope.Rollback();
}
}
return(true);
}
/// <summary>
/// Starts a chunked save operation on an existing content. It does not write any binary data
/// to the storage, it only makes prerequisite operations - e.g. allocates a new slot in the storage.
/// </summary>
/// <param name="blobProvider">Blob storage provider.</param>
/// <param name="versionId">Content version id.</param>
/// <param name="propertyTypeId">Binary property type id.</param>
/// <param name="fullSize">Full size (stream length) of the binary value.</param>
/// <returns>A token containing all the information (db record ids) that identify a single entry in the blob storage.</returns>
public string StartChunk(IBlobProvider blobProvider, int versionId, int propertyTypeId, long fullSize)
{
var isLocalTransaction = !TransactionScope.IsActive;
if (isLocalTransaction)
{
TransactionScope.Begin();
}
var ctx = new BlobStorageContext(blobProvider)
{
VersionId = versionId, PropertyTypeId = propertyTypeId, FileId = 0, Length = fullSize
};
string blobProviderName = null;
string blobProviderData = null;
bool useSqlFileStream;
if (IsBuiltInOrSqlFileStreamProvider(blobProvider))
{
useSqlFileStream = SqlFileStreamBlobProvider.UseFileStream(blobProvider, fullSize);
}
else
{
useSqlFileStream = false;
blobProvider.Allocate(ctx);
blobProviderName = blobProvider.GetType().FullName;
blobProviderData = BlobStorageContext.SerializeBlobProviderData(ctx.BlobProviderData);
}
try
{
using (var cmd = new SqlProcedure {
CommandText = InsertStagingBinaryScript, CommandType = CommandType.Text
})
{
cmd.Parameters.Add("@VersionId", SqlDbType.Int).Value = versionId;
cmd.Parameters.Add("@PropertyTypeId", SqlDbType.Int).Value = propertyTypeId;
cmd.Parameters.Add("@Size", SqlDbType.BigInt).Value = fullSize;
cmd.Parameters.Add("@UseSqlFileStream", SqlDbType.TinyInt).Value = useSqlFileStream ? 2 : 0;
cmd.Parameters.Add("@BlobProvider", SqlDbType.NVarChar, 450).Value = blobProviderName != null ? (object)blobProviderName : DBNull.Value;
cmd.Parameters.Add("@BlobProviderData", SqlDbType.NVarChar, int.MaxValue).Value = blobProviderData != null ? (object)blobProviderData : DBNull.Value;
int binaryPropertyId;
int fileId;
using (var reader = cmd.ExecuteReader())
{
if (reader.Read())
{
binaryPropertyId = reader.GetSafeInt32(0);
fileId = reader.GetSafeInt32(1);
}
else
{
throw new DataException("File row could not be inserted.");
}
}
ctx.FileId = fileId;
return(new ChunkToken
{
VersionId = versionId,
PropertyTypeId = propertyTypeId,
BinaryPropertyId = binaryPropertyId,
FileId = fileId
}.GetToken());
}
}
catch (Exception ex)
{
if (isLocalTransaction && TransactionScope.IsActive)
{
TransactionScope.Rollback();
}
throw new DataException("Error during saving binary chunk to SQL Server.", ex);
}
finally
{
if (isLocalTransaction && TransactionScope.IsActive)
{
TransactionScope.Commit();
}
}
}
private static bool SaveNodeDataTransactional(Node node, NodeSaveSettings settings, out IndexDocumentData indexDocument)
{
indexDocument = null;
var data = node.Data;
var isNewNode = data.Id == 0;
var isLocalTransaction = !TransactionScope.IsActive;
if (isLocalTransaction)
{
TransactionScope.Begin();
}
try
{
data.CreateSnapshotData();
var participant = new NodeDataParticipant {
Data = data, Settings = settings, IsNewNode = isNewNode
};
TransactionScope.Participate(participant);
int lastMajorVersionId, lastMinorVersionId;
DataProvider.Current.SaveNodeData(data, settings, out lastMajorVersionId, out lastMinorVersionId);
//-- here we re-create the node head to insert it into the cache and refresh the version info
if (lastMajorVersionId > 0 || lastMinorVersionId > 0)
{
var head = NodeHead.CreateFromNode(node, lastMinorVersionId, lastMajorVersionId);
if (MustCache(node.NodeType))
{
//-- participate cache items
var idKey = CreateNodeHeadIdCacheKey(head.Id);
var participant2 = new InsertCacheParticipant {
CacheKey = idKey
};
TransactionScope.Participate(participant2);
var pathKey = CreateNodeHeadPathCacheKey(head.Path);
var participant3 = new InsertCacheParticipant {
CacheKey = pathKey
};
TransactionScope.Participate(participant3);
CacheNodeHead(head, idKey, pathKey);
}
node.RefreshVersionInfo(head);
if (!settings.DeletableVersionIds.Contains(node.VersionId))
{
indexDocument = SaveIndexDocument(node);
}
}
if (isLocalTransaction)
{
TransactionScope.Commit();
}
}
catch (System.Data.Common.DbException dbe)
{
if (isLocalTransaction && IsDeadlockException(dbe))
{
return(false);
}
throw SavingExceptionHelper(data, dbe);
}
catch (Exception e)
{
var ee = SavingExceptionHelper(data, e);
if (ee == e)
{
throw;
}
else
{
throw ee;
}
}
finally
{
if (isLocalTransaction && TransactionScope.IsActive)
{
TransactionScope.Rollback();
}
}
return(true);
}