public void UpdateBinaryProperty(IBlobProvider blobProvider, BinaryDataValue value) { var streamLength = value.Stream?.Length ?? 0; if (streamLength > 0) { var ctx = new BlobStorageContext(blobProvider, value.BlobProviderData) { VersionId = 0, PropertyTypeId = 0, FileId = value.FileId, Length = streamLength, UseFileStream = false }; blobProvider.Allocate(ctx); using (var stream = blobProvider.GetStreamForWrite(ctx)) value.Stream?.CopyTo(stream); value.BlobProviderName = ctx.Provider.GetType().FullName; value.BlobProviderData = BlobStorageContext.SerializeBlobProviderData(ctx.BlobProviderData); } var isRepositoryStream = value.Stream is RepositoryStream || value.Stream is SenseNetSqlFileStream; var hasStream = isRepositoryStream || value.Stream is MemoryStream; if (!hasStream) { // do not do any database operation if the stream is not modified return; } var db = _dataProvider.DB; var fileId = db.Files.Count == 0 ? 1 : db.Files.Max(r => r.FileId) + 1; db.Files.Add(new InMemoryDataProvider.FileRecord { FileId = fileId, ContentType = value.ContentType, Extension = value.FileName.Extension, FileNameWithoutExtension = value.FileName.FileNameWithoutExtension, Size = Math.Max(0, value.Size), BlobProvider = value.BlobProviderName, BlobProviderData = value.BlobProviderData }); var binaryPropertyRow = db.BinaryProperties.FirstOrDefault(r => r.BinaryPropertyId == value.Id); if (binaryPropertyRow != null) { binaryPropertyRow.FileId = fileId; } if (fileId > 0 && fileId != value.FileId) { value.FileId = fileId; } }
public STT.Task InsertBinaryPropertyAsync(IBlobProvider blobProvider, BinaryDataValue value, int versionId, int propertyTypeId, bool isNewNode, SnDataContext dataContext) { var streamLength = value.Stream?.Length ?? 0; var ctx = new BlobStorageContext(blobProvider) { VersionId = versionId, PropertyTypeId = propertyTypeId, FileId = 0, Length = streamLength }; // blob operation blobProvider.AllocateAsync(ctx, CancellationToken.None).GetAwaiter().GetResult(); using (var stream = blobProvider.GetStreamForWrite(ctx)) value.Stream?.CopyTo(stream); value.BlobProviderName = ctx.Provider.GetType().FullName; value.BlobProviderData = BlobStorageContext.SerializeBlobProviderData(ctx.BlobProviderData); // metadata operation var db = DataProvider.DB; if (!isNewNode) { DeleteBinaryPropertyAsync(versionId, propertyTypeId, dataContext).GetAwaiter().GetResult(); } var fileId = db.Files.GetNextId(); db.Files.Insert(new FileDoc { FileId = fileId, ContentType = value.ContentType, Extension = value.FileName.Extension, FileNameWithoutExtension = value.FileName.FileNameWithoutExtension, Size = Math.Max(0, value.Size), BlobProvider = value.BlobProviderName, BlobProviderData = value.BlobProviderData }); var binaryPropertyId = db.BinaryProperties.GetNextId(); db.BinaryProperties.Insert(new BinaryPropertyDoc { BinaryPropertyId = binaryPropertyId, FileId = fileId, PropertyTypeId = propertyTypeId, VersionId = versionId }); value.Id = binaryPropertyId; value.FileId = fileId; value.Timestamp = 0L; //TODO: file row timestamp return(STT.Task.CompletedTask); }
public void InsertBinaryProperty(IBlobProvider blobProvider, BinaryDataValue value, int versionId, int propertyTypeId, bool isNewNode) { var streamLength = value.Stream?.Length ?? 0; var ctx = new BlobStorageContext(blobProvider) { VersionId = versionId, PropertyTypeId = propertyTypeId, FileId = 0, Length = streamLength }; // blob operation blobProvider.Allocate(ctx); using (var stream = blobProvider.GetStreamForWrite(ctx)) value.Stream?.CopyTo(stream); value.BlobProviderName = ctx.Provider.GetType().FullName; value.BlobProviderData = BlobStorageContext.SerializeBlobProviderData(ctx.BlobProviderData); // metadata operation var db = _dataProvider.DB; if (!isNewNode) { db.BinaryProperties.RemoveAll(r => r.VersionId == versionId && r.PropertyTypeId == propertyTypeId); } var fileId = db.Files.Count == 0 ? 1 : db.Files.Max(r => r.FileId) + 1; db.Files.Add(new InMemoryDataProvider.FileRecord { FileId = fileId, ContentType = value.ContentType, Extension = value.FileName.Extension, FileNameWithoutExtension = value.FileName.FileNameWithoutExtension, Size = Math.Max(0, value.Size), BlobProvider = value.BlobProviderName, BlobProviderData = value.BlobProviderData }); var binaryPropertyId = db.BinaryProperties.Count == 0 ? 1 : db.BinaryProperties.Max(r => r.BinaryPropertyId) + 1; db.BinaryProperties.Add(new InMemoryDataProvider.BinaryPropertyRecord { BinaryPropertyId = binaryPropertyId, FileId = fileId, PropertyTypeId = propertyTypeId, VersionId = versionId }); value.Id = binaryPropertyId; value.FileId = fileId; value.Timestamp = 0L; //TODO: file row timestamp }
public STT.Task UpdateBinaryPropertyAsync(IBlobProvider blobProvider, BinaryDataValue value, SnDataContext dataContext) { var streamLength = value.Stream?.Length ?? 0; var isExternal = false; if (streamLength > 0) { // BlobProviderData parameter is irrelevant because it will be overridden in the Allocate method var ctx = new BlobStorageContext(blobProvider) { VersionId = 0, PropertyTypeId = 0, FileId = value.FileId, Length = streamLength, }; blobProvider.AllocateAsync(ctx, CancellationToken.None).GetAwaiter().GetResult(); isExternal = true; value.BlobProviderName = ctx.Provider.GetType().FullName; value.BlobProviderData = BlobStorageContext.SerializeBlobProviderData(ctx.BlobProviderData); } var isRepositoryStream = value.Stream is RepositoryStream; var hasStream = isRepositoryStream || value.Stream is MemoryStream; if (!isExternal && !hasStream) { // do not do any database operation if the stream is not modified return(STT.Task.CompletedTask); } var db = DataProvider.DB; var fileId = db.Files.GetNextId(); db.Files.Insert(new FileDoc { FileId = fileId, ContentType = value.ContentType, Extension = value.FileName.Extension, FileNameWithoutExtension = value.FileName.FileNameWithoutExtension, Size = Math.Max(0, value.Size), BlobProvider = value.BlobProviderName, BlobProviderData = value.BlobProviderData }); var binaryPropertyDoc = db.BinaryProperties.FirstOrDefault(x => x.BinaryPropertyId == value.Id); if (binaryPropertyDoc != null) { binaryPropertyDoc.FileId = fileId; } if (fileId > 0 && fileId != value.FileId) { value.FileId = fileId; } // update stream with a new context var newCtx = new BlobStorageContext(blobProvider, value.BlobProviderData) { VersionId = 0, PropertyTypeId = 0, FileId = value.FileId, Length = streamLength, }; using (var stream = blobProvider.GetStreamForWrite(newCtx)) value.Stream?.CopyTo(stream); return(STT.Task.CompletedTask); }
/// <summary> /// Updates an existing binary property value in the database and the blob storage. /// </summary> /// <param name="blobProvider">Blob storage provider.</param> /// <param name="value">Binary data to update.</param> public void UpdateBinaryProperty(IBlobProvider blobProvider, BinaryDataValue value) { var streamLength = value.Stream?.Length ?? 0; if (blobProvider != BlobStorageBase.BuiltInProvider && streamLength > 0) { var ctx = new BlobStorageContext(blobProvider, value.BlobProviderData) { VersionId = 0, PropertyTypeId = 0, FileId = value.FileId, Length = streamLength, }; blobProvider.Allocate(ctx); using (var stream = blobProvider.GetStreamForWrite(ctx)) value.Stream?.CopyTo(stream); value.BlobProviderName = ctx.Provider.GetType().FullName; value.BlobProviderData = BlobStorageContext.SerializeBlobProviderData(ctx.BlobProviderData); } else { value.BlobProviderName = null; value.BlobProviderData = null; } if (blobProvider == BlobStorageBase.BuiltInProvider) { // MS-SQL does not support stream size over [Int32.MaxValue]. if (streamLength > int.MaxValue) { throw new NotSupportedException(); } } var isRepositoryStream = value.Stream is RepositoryStream; var hasStream = isRepositoryStream || value.Stream is MemoryStream; if (!hasStream) { // do not do any database operation if the stream is not modified return; } SqlProcedure cmd = null; try { string sql; CommandType commandType; if (blobProvider == BlobStorageBase.BuiltInProvider) { commandType = CommandType.StoredProcedure; sql = "proc_BinaryProperty_Update"; } else { commandType = CommandType.Text; sql = UpdateBinaryPropertyNewFilerowScript; } cmd = new SqlProcedure { CommandText = sql, CommandType = commandType }; cmd.Parameters.Add("@BinaryPropertyId", SqlDbType.Int).Value = value.Id; cmd.Parameters.Add("@ContentType", SqlDbType.NVarChar, 450).Value = value.ContentType; cmd.Parameters.Add("@FileNameWithoutExtension", SqlDbType.NVarChar, 450).Value = value.FileName.FileNameWithoutExtension == null ? DBNull.Value : (object)value.FileName.FileNameWithoutExtension; cmd.Parameters.Add("@Extension", SqlDbType.NVarChar, 50).Value = ValidateExtension(value.FileName.Extension); cmd.Parameters.Add("@Size", SqlDbType.BigInt).Value = value.Size; cmd.Parameters.Add("@Checksum", SqlDbType.VarChar, 200).Value = value.Checksum != null ? (object)value.Checksum : DBNull.Value; cmd.Parameters.Add("@BlobProvider", SqlDbType.NVarChar, 450).Value = value.BlobProviderName != null ? (object)value.BlobProviderName : DBNull.Value; cmd.Parameters.Add("@BlobProviderData", SqlDbType.NVarChar, int.MaxValue).Value = value.BlobProviderData != null ? (object)value.BlobProviderData : DBNull.Value; var fileId = (int)cmd.ExecuteScalar(); if (fileId > 0 && fileId != value.FileId) { value.FileId = fileId; } } finally { cmd.Dispose(); } // ReSharper disable once InvertIf if (blobProvider == BlobStorageBase.BuiltInProvider && !isRepositoryStream && streamLength > 0) { // Stream exists and is loaded -> write it var ctx = new BlobStorageContext(blobProvider, value.BlobProviderData) { VersionId = 0, PropertyTypeId = 0, FileId = value.FileId, Length = streamLength, BlobProviderData = new BuiltinBlobProviderData() }; BuiltInBlobProvider.UpdateStream(ctx, value.Stream); } }
/// <summary> /// Inserts a new binary property value into the metadata database and the blob storage, /// removing the previous one if the content is not new. /// </summary> /// <param name="blobProvider">Blob storage provider.</param> /// <param name="value">Binary data to insert.</param> /// <param name="versionId">Content version id.</param> /// <param name="propertyTypeId">Binary property type id.</param> /// <param name="isNewNode">Whether this value belongs to a new or an existing node.</param> public void InsertBinaryProperty(IBlobProvider blobProvider, BinaryDataValue value, int versionId, int propertyTypeId, bool isNewNode) { var streamLength = value.Stream?.Length ?? 0; var ctx = new BlobStorageContext(blobProvider) { VersionId = versionId, PropertyTypeId = propertyTypeId, FileId = 0, Length = streamLength }; // In case of an external provider allocate the place for bytes and // write the stream beforehand and get the generated provider data. // Note that the external provider does not need an existing record // in the Files table to work, it just stores the bytes. if (blobProvider != BlobStorageBase.BuiltInProvider && streamLength > 0) { blobProvider.Allocate(ctx); using (var stream = blobProvider.GetStreamForWrite(ctx)) value.Stream?.CopyTo(stream); value.BlobProviderName = ctx.Provider.GetType().FullName; value.BlobProviderData = BlobStorageContext.SerializeBlobProviderData(ctx.BlobProviderData); } SqlProcedure cmd = null; try { cmd = new SqlProcedure { CommandText = isNewNode ? InsertBinaryPropertyScript : DeleteAndInsertBinaryProperty, CommandType = CommandType.Text }; cmd.Parameters.Add("@VersionId", SqlDbType.Int).Value = versionId != 0 ? (object)versionId : DBNull.Value; cmd.Parameters.Add("@PropertyTypeId", SqlDbType.Int).Value = propertyTypeId != 0 ? (object)propertyTypeId : DBNull.Value; cmd.Parameters.Add("@ContentType", SqlDbType.NVarChar, 450).Value = value.ContentType; cmd.Parameters.Add("@FileNameWithoutExtension", SqlDbType.NVarChar, 450).Value = value.FileName.FileNameWithoutExtension == null ? DBNull.Value : (object)value.FileName.FileNameWithoutExtension; cmd.Parameters.Add("@Extension", SqlDbType.NVarChar, 50).Value = ValidateExtension(value.FileName.Extension); cmd.Parameters.Add("@Size", SqlDbType.BigInt).Value = Math.Max(0, value.Size); cmd.Parameters.Add("@BlobProvider", SqlDbType.NVarChar, 450).Value = value.BlobProviderName != null ? (object)value.BlobProviderName : DBNull.Value; cmd.Parameters.Add("@BlobProviderData", SqlDbType.NVarChar, int.MaxValue).Value = value.BlobProviderData != null ? (object)value.BlobProviderData : DBNull.Value; cmd.Parameters.Add("@Checksum", SqlDbType.VarChar, 200).Value = value.Checksum != null ? (object)value.Checksum : DBNull.Value; // insert binary and file rows and retrieve new ids. using (var reader = cmd.ExecuteReader()) { reader.Read(); value.Id = Convert.ToInt32(reader[0]); value.FileId = Convert.ToInt32(reader[1]); value.Timestamp = Utility.Convert.BytesToLong((byte[])reader.GetValue(2)); } } finally { cmd.Dispose(); } // The BuiltIn blob provider saves the stream after the record // was saved into the Files table, because simple varbinary // column must exist before we can write a stream into the record. // ReSharper disable once InvertIf if (blobProvider == BlobStorageBase.BuiltInProvider && value.Stream != null && value.Stream.Length > 0) { ctx.FileId = value.FileId; ctx.BlobProviderData = new BuiltinBlobProviderData(); BuiltInBlobProvider.AddStream(ctx, value.Stream); } }
public async Task UpdateBinaryPropertyAsync(IBlobProvider blobProvider, BinaryDataValue value, SnDataContext dataContext) { var streamLength = value.Stream?.Length ?? 0; var isExternal = false; if (!(blobProvider is IBuiltInBlobProvider)) { // BlobProviderData parameter is irrelevant because it will be overridden in the Allocate method var ctx = new BlobStorageContext(blobProvider) { VersionId = 0, PropertyTypeId = 0, FileId = value.FileId, Length = streamLength, }; await blobProvider.AllocateAsync(ctx, dataContext.CancellationToken).ConfigureAwait(false); isExternal = true; value.BlobProviderName = ctx.Provider.GetType().FullName; value.BlobProviderData = BlobStorageContext.SerializeBlobProviderData(ctx.BlobProviderData); } else { value.BlobProviderName = null; value.BlobProviderData = null; } if (blobProvider is IBuiltInBlobProvider) { // MS-SQL does not support stream size over [Int32.MaxValue]. if (streamLength > int.MaxValue) { throw new NotSupportedException(); } } var isRepositoryStream = value.Stream is RepositoryStream; var hasStream = isRepositoryStream || value.Stream is MemoryStream; if (!isExternal && !hasStream) { // do not do any database operation if the stream is not modified return; } if (!(dataContext is MsSqlDataContext sqlCtx)) { throw new PlatformNotSupportedException(); } var sql = blobProvider is IBuiltInBlobProvider ? UpdateBinaryPropertyScript : UpdateBinaryPropertyNewFilerowScript; var fileId = (int)await sqlCtx.ExecuteScalarAsync(sql, cmd => { cmd.Parameters.AddRange(new[] { sqlCtx.CreateParameter("@BinaryPropertyId", DbType.Int32, value.Id), sqlCtx.CreateParameter("@ContentType", DbType.String, 450, value.ContentType), sqlCtx.CreateParameter("@FileNameWithoutExtension", DbType.String, 450, value.FileName.FileNameWithoutExtension == null ? DBNull.Value : (object)value.FileName.FileNameWithoutExtension), sqlCtx.CreateParameter("@Extension", DbType.String, 50, ValidateExtension(value.FileName.Extension)), sqlCtx.CreateParameter("@Size", DbType.Int64, value.Size), sqlCtx.CreateParameter("@Checksum", DbType.AnsiString, 200, value.Checksum != null ? (object)value.Checksum : DBNull.Value), sqlCtx.CreateParameter("@BlobProvider", DbType.String, 450, value.BlobProviderName != null ? (object)value.BlobProviderName : DBNull.Value), sqlCtx.CreateParameter("@BlobProviderData", DbType.String, int.MaxValue, value.BlobProviderData != null ? (object)value.BlobProviderData : DBNull.Value), }); }).ConfigureAwait(false); if (fileId > 0 && fileId != value.FileId) { value.FileId = fileId; } if (blobProvider is IBuiltInBlobProvider) { // Stream exists and is loaded -> write it var ctx = new BlobStorageContext(blobProvider, value.BlobProviderData) { VersionId = 0, PropertyTypeId = 0, FileId = value.FileId, Length = streamLength, BlobProviderData = new BuiltinBlobProviderData() }; await BuiltInBlobProvider.UpdateStreamAsync(ctx, value.Stream, sqlCtx).ConfigureAwait(false); } else { var ctx = new BlobStorageContext(blobProvider, value.BlobProviderData) { VersionId = 0, PropertyTypeId = 0, FileId = value.FileId, Length = streamLength, }; if (streamLength == 0) { await blobProvider.ClearAsync(ctx, dataContext.CancellationToken).ConfigureAwait(false); } else { using (var stream = blobProvider.GetStreamForWrite(ctx)) value.Stream?.CopyTo(stream); } } }
public async Task InsertBinaryPropertyAsync(IBlobProvider blobProvider, BinaryDataValue value, int versionId, int propertyTypeId, bool isNewNode, SnDataContext dataContext) { var streamLength = value.Stream?.Length ?? 0; var ctx = new BlobStorageContext(blobProvider) { VersionId = versionId, PropertyTypeId = propertyTypeId, FileId = 0, Length = streamLength }; // In case of an external provider allocate the place for bytes and // write the stream beforehand and get the generated provider data. // Note that the external provider does not need an existing record // in the Files table to work, it just stores the bytes. if (!(blobProvider is IBuiltInBlobProvider)) { await blobProvider.AllocateAsync(ctx, dataContext.CancellationToken).ConfigureAwait(false); using (var stream = blobProvider.GetStreamForWrite(ctx)) value.Stream?.CopyTo(stream); value.BlobProviderName = ctx.Provider.GetType().FullName; value.BlobProviderData = BlobStorageContext.SerializeBlobProviderData(ctx.BlobProviderData); } if (!(dataContext is MsSqlDataContext sqlCtx)) { throw new PlatformNotSupportedException(); } var sql = isNewNode ? InsertBinaryPropertyScript : DeleteAndInsertBinaryPropertyScript; if (!isNewNode) { dataContext.NeedToCleanupFiles = true; } await sqlCtx.ExecuteReaderAsync(sql, cmd => { cmd.Parameters.AddRange(new[] { sqlCtx.CreateParameter("@VersionId", DbType.Int32, versionId != 0 ? (object)versionId : DBNull.Value), sqlCtx.CreateParameter("@PropertyTypeId", DbType.Int32, propertyTypeId != 0 ? (object)propertyTypeId : DBNull.Value), sqlCtx.CreateParameter("@ContentType", DbType.String, 450, value.ContentType), sqlCtx.CreateParameter("@FileNameWithoutExtension", DbType.String, 450, value.FileName.FileNameWithoutExtension == null ? DBNull.Value : (object)value.FileName.FileNameWithoutExtension), sqlCtx.CreateParameter("@Extension", DbType.String, 50, ValidateExtension(value.FileName.Extension)), sqlCtx.CreateParameter("@Size", DbType.Int64, Math.Max(0, value.Size)), sqlCtx.CreateParameter("@BlobProvider", DbType.String, 450, value.BlobProviderName != null ? (object)value.BlobProviderName : DBNull.Value), sqlCtx.CreateParameter("@BlobProviderData", DbType.String, int.MaxValue, value.BlobProviderData != null ? (object)value.BlobProviderData : DBNull.Value), sqlCtx.CreateParameter("@Checksum", DbType.AnsiString, 200, value.Checksum != null ? (object)value.Checksum : DBNull.Value), }); }, async (reader, cancel) => { if (await reader.ReadAsync(cancel).ConfigureAwait(false)) { value.Id = Convert.ToInt32(reader[0]); value.FileId = Convert.ToInt32(reader[1]); value.Timestamp = Utility.Convert.BytesToLong((byte[])reader.GetValue(2)); } return(true); }).ConfigureAwait(false); // The BuiltIn blob provider saves the stream after the record // was saved into the Files table, because simple varbinary // column must exist before we can write a stream into the record. // ReSharper disable once InvertIf if (blobProvider is IBuiltInBlobProvider && value.Stream != null) { ctx.FileId = value.FileId; ctx.BlobProviderData = new BuiltinBlobProviderData(); await BuiltInBlobProvider.AddStreamAsync(ctx, value.Stream, sqlCtx).ConfigureAwait(false); } }
/// <summary> /// Updates an existing binary property value in the database and the blob storage. /// </summary> /// <param name="blobProvider">Blob storage provider.</param> /// <param name="value">Binary data to update.</param> public void UpdateBinaryProperty(IBlobProvider blobProvider, BinaryDataValue value) { var streamLength = value.Stream?.Length ?? 0; if (blobProvider != BlobStorageBase.BuiltInProvider && streamLength > 0) { var ctx = new BlobStorageContext(blobProvider, value.BlobProviderData) { VersionId = 0, PropertyTypeId = 0, FileId = value.FileId, Length = streamLength, UseFileStream = false }; blobProvider.Allocate(ctx); using (var stream = blobProvider.GetStreamForWrite(ctx)) value.Stream?.CopyTo(stream); value.BlobProviderName = ctx.Provider.GetType().FullName; value.BlobProviderData = BlobStorageContext.SerializeBlobProviderData(ctx.BlobProviderData); } else { value.BlobProviderName = null; value.BlobProviderData = null; } if (blobProvider == BlobStorageBase.BuiltInProvider && !BlobStorage.FileStreamEnabled) { // MS-SQL does not support stream size over [Int32.MaxValue], // but check only if Filestream is not enabled if (streamLength > int.MaxValue) { throw new NotSupportedException(); } } var isRepositoryStream = value.Stream is RepositoryStream || value.Stream is SenseNetSqlFileStream; var hasStream = isRepositoryStream || value.Stream is MemoryStream; if (!hasStream) { // do not do any database operation if the stream is not modified return; } FileStreamData fileStreamData = null; SqlProcedure cmd = null; try { string sql; CommandType commandType; if (blobProvider == BlobStorageBase.BuiltInProvider) { commandType = CommandType.StoredProcedure; sql = "proc_BinaryProperty_Update"; } else { commandType = CommandType.Text; sql = BlobStorage.FileStreamEnabled ? UpdateBinarypropertyNewFilerowFilestreamScript : UpdateBinarypropertyNewFilerowScript; } cmd = new SqlProcedure { CommandText = sql, CommandType = commandType }; cmd.Parameters.Add("@BinaryPropertyId", SqlDbType.Int).Value = value.Id; cmd.Parameters.Add("@ContentType", SqlDbType.NVarChar, 450).Value = value.ContentType; cmd.Parameters.Add("@FileNameWithoutExtension", SqlDbType.NVarChar, 450).Value = value.FileName.FileNameWithoutExtension == null ? DBNull.Value : (object)value.FileName.FileNameWithoutExtension; cmd.Parameters.Add("@Extension", SqlDbType.NVarChar, 50).Value = ValidateExtension(value.FileName.Extension); cmd.Parameters.Add("@Size", SqlDbType.BigInt).Value = value.Size; cmd.Parameters.Add("@Checksum", SqlDbType.VarChar, 200).Value = value.Checksum != null ? (object)value.Checksum : DBNull.Value; cmd.Parameters.Add("@BlobProvider", SqlDbType.NVarChar, 450).Value = value.BlobProviderName != null ? (object)value.BlobProviderName : DBNull.Value; cmd.Parameters.Add("@BlobProviderData", SqlDbType.NVarChar, int.MaxValue).Value = value.BlobProviderData != null ? (object)value.BlobProviderData : DBNull.Value; int fileId; if (BlobStorage.FileStreamEnabled) { string path; byte[] transactionContext; // Update row and retrieve file path and // transaction context for the Filestream column using (var reader = cmd.ExecuteReader()) { reader.Read(); fileId = reader.GetInt32(0); path = reader.GetSafeString(1); transactionContext = reader.IsDBNull(2) ? null : reader.GetSqlBytes(2).Buffer; } if (!string.IsNullOrEmpty(path)) { fileStreamData = new FileStreamData { Path = path, TransactionContext = transactionContext } } ; } else { fileId = (int)cmd.ExecuteScalar(); } if (fileId > 0 && fileId != value.FileId) { value.FileId = fileId; } } finally { cmd?.Dispose(); } // ReSharper disable once InvertIf if (blobProvider == BlobStorageBase.BuiltInProvider && !isRepositoryStream && streamLength > 0) { // Stream exists and is loaded -> write it var ctx = new BlobStorageContext(blobProvider, value.BlobProviderData) { VersionId = 0, PropertyTypeId = 0, FileId = value.FileId, Length = streamLength, UseFileStream = fileStreamData != null, BlobProviderData = new BuiltinBlobProviderData { FileStreamData = fileStreamData } }; BuiltInBlobProvider.UpdateStream(ctx, value.Stream); } }
/// <summary> /// Updates an existing binary property value in the database and the blob storage. /// </summary> /// <param name="blobProvider">Blob storage provider.</param> /// <param name="value">Binary data to update.</param> public void UpdateBinaryProperty(IBlobProvider blobProvider, BinaryDataValue value) { var streamLength = value.Stream?.Length ?? 0; var isExternal = false; if (!IsBuiltInOrSqlFileStreamProvider(blobProvider)) { var ctx = new BlobStorageContext(blobProvider, value.BlobProviderData) { VersionId = 0, PropertyTypeId = 0, FileId = value.FileId, Length = streamLength, }; blobProvider.Allocate(ctx); isExternal = true; value.BlobProviderName = ctx.Provider.GetType().FullName; value.BlobProviderData = BlobStorageContext.SerializeBlobProviderData(ctx.BlobProviderData); } else { value.BlobProviderName = null; value.BlobProviderData = null; } var isRepositoryStream = value.Stream is RepositoryStream || value.Stream is SenseNetSqlFileStream; var hasStream = isRepositoryStream || value.Stream is MemoryStream; if (!isExternal && !hasStream) { // do not do any database operation if the stream is not modified return; } SqlFileStreamData fileStreamData = null; SqlProcedure cmd = null; try { string sql; CommandType commandType; if (IsBuiltInOrSqlFileStreamProvider(blobProvider)) { commandType = CommandType.StoredProcedure; sql = "proc_BinaryProperty_Update"; } else { commandType = CommandType.Text; sql = UpdateBinarypropertyNewFilerowFilestreamScript; } cmd = new SqlProcedure { CommandText = sql, CommandType = commandType }; cmd.Parameters.Add("@BinaryPropertyId", SqlDbType.Int).Value = value.Id; cmd.Parameters.Add("@ContentType", SqlDbType.NVarChar, 450).Value = value.ContentType; cmd.Parameters.Add("@FileNameWithoutExtension", SqlDbType.NVarChar, 450).Value = value.FileName.FileNameWithoutExtension == null ? DBNull.Value : (object)value.FileName.FileNameWithoutExtension; cmd.Parameters.Add("@Extension", SqlDbType.NVarChar, 50).Value = ValidateExtension(value.FileName.Extension); cmd.Parameters.Add("@Size", SqlDbType.BigInt).Value = value.Size; cmd.Parameters.Add("@Checksum", SqlDbType.VarChar, 200).Value = value.Checksum != null ? (object)value.Checksum : DBNull.Value; cmd.Parameters.Add("@BlobProvider", SqlDbType.NVarChar, 450).Value = value.BlobProviderName != null ? (object)value.BlobProviderName : DBNull.Value; cmd.Parameters.Add("@BlobProviderData", SqlDbType.NVarChar, int.MaxValue).Value = value.BlobProviderData != null ? (object)value.BlobProviderData : DBNull.Value; int fileId; string path; byte[] transactionContext; // Update row and retrieve file path and // transaction context for the Filestream column using (var reader = cmd.ExecuteReader()) { reader.Read(); fileId = reader.GetInt32(0); path = reader.GetSafeString(1); transactionContext = reader.IsDBNull(2) ? null : reader.GetSqlBytes(2).Buffer; } if (!string.IsNullOrEmpty(path)) { fileStreamData = new SqlFileStreamData { Path = path, TransactionContext = transactionContext } } ; if (fileId > 0 && fileId != value.FileId) { value.FileId = fileId; } } finally { cmd?.Dispose(); } if (blobProvider == BlobStorageBase.BuiltInProvider) { var ctx = new BlobStorageContext(blobProvider, value.BlobProviderData) { VersionId = 0, PropertyTypeId = 0, FileId = value.FileId, Length = streamLength, BlobProviderData = new SqlFileStreamBlobProviderData { FileStreamData = fileStreamData } }; BuiltInBlobProvider.UpdateStream(ctx, value.Stream); } else if (blobProvider is SqlFileStreamBlobProvider) { var ctx = new BlobStorageContext(blobProvider, value.BlobProviderData) { VersionId = 0, PropertyTypeId = 0, FileId = value.FileId, Length = streamLength, BlobProviderData = new SqlFileStreamBlobProviderData { FileStreamData = fileStreamData } }; SqlFileStreamBlobProvider.UpdateStream(ctx, value.Stream); } else { var ctx = new BlobStorageContext(blobProvider, value.BlobProviderData) { VersionId = 0, PropertyTypeId = 0, FileId = value.FileId, Length = streamLength, }; using (var stream = blobProvider.GetStreamForWrite(ctx)) value.Stream?.CopyTo(stream); } }