//internal static int FetchAndDisplayRows(IDataReader reader, SqlConsole.ProcessingOption option, out DataTable table, out object scalar)
//{
// DataTable dataTable = new DataTable();
// for (int i = 0; i < reader.FieldCount; i++)
// {
// dataTable.Columns.Add(reader.GetName(i), reader.GetFieldType(i));
// }
// dataTable.BeginLoadData();
// object[] values = new object[reader.FieldCount];
// while (reader.Read())
// {
// reader.GetValues(values);
// dataTable.LoadDataRow(values, true);
// }
// dataTable.EndLoadData();
// ITableFormatter formatter = TableFormatterBuilder.BuildTableFormatter(dataTable);
// Console.WriteLine(formatter.ReadHeader());
// Console.WriteLine("");
// Console.WriteLine(new string('-', formatter.TotalColumnWidth));
// int num2 = 0;
// string str = null;
// while ((str = formatter.ReadNextRow()) != null)
// {
// Console.WriteLine(str);
// Console.WriteLine("");
// num2++;
// }
// scalar = null;
// table = null;
// if (option == SqlConsole.ProcessingOption.Scalar)
// {
// if ((dataTable.Rows.Count > 0) && (dataTable.Columns.Count > 0))
// {
// scalar = dataTable.Rows[0][0];
// }
// return num2;
// }
// if (option == SqlConsole.ProcessingOption.Table)
// {
// table = dataTable;
// }
// return num2;
//}
internal static List<DatabaseFileInfo> GetDatabaseFiles(ConnectionManager connectionManager, IDbConnection connection)
{
IDbCommand command = CreateCommand(connectionManager, connection);
command.CommandText = "sp_helpfile";
List<DatabaseFileInfo> list = new List<DatabaseFileInfo>();
SqlDataReader reader = (SqlDataReader)command.ExecuteReader();
if (reader != null)
{
try
{
string str;
int ordinal = reader.GetOrdinal("name");
int num2 = reader.GetOrdinal("filename");
int num3 = reader.GetOrdinal("size");
if (reader.HasRows && (num2 >= 0))
{
goto Label_0094;
}
throw new Exception("Could not get file information from the server for the given database.");
Label_0066:
str = reader.GetString(ordinal);
string filePath = reader.GetString(num2);
string size = reader.GetString(num3);
list.Add(new DatabaseFileInfo(str, filePath, size));
Label_0094:
if (reader.Read())
{
goto Label_0066;
}
}
finally
{
reader.Close();
}
}
return list;
}
internal static string IsFileAttached(ConnectionManager connectionManager, IDbConnection connection, string filePath)
{
filePath = PathUtil.EnsureFullPath(filePath);
List<DatabaseInfo> list = BuildDatabaseInfoList(connectionManager, connection);
if ((list != null) && (list.Count > 0))
{
foreach (DatabaseInfo info in list)
{
string b = PathUtil.EnsureFullPath(info.Path);
if (string.Equals(filePath, b, StringComparison.OrdinalIgnoreCase))
{
return info.Name;
}
}
}
return null;
}
internal static void DetachDatabase(ConnectionManager connectionManager, IDbConnection connection, string dbName, bool silent)
{
IDbCommand command = CreateCommand(connectionManager, connection);
command.CommandType = CommandType.Text;
string str = dbName.Replace("]", "]]").Replace("'", "''");
command.CommandText = string.Format("USE master\nIF EXISTS (SELECT * FROM sysdatabases WHERE name = N'{0}')\nBEGIN\n\tALTER DATABASE [{1}] SET OFFLINE WITH ROLLBACK IMMEDIATE\n\tEXEC sp_detach_db [{1}]\nEND", dbName, str);
try
{
command.ExecuteNonQuery();
if (!silent)
{
Console.WriteLine("Detached '" + dbName + "' successfully.");
}
}
catch (SqlException exception)
{
if (!exception.Message.StartsWith("Unable to open the physical file", StringComparison.OrdinalIgnoreCase))
{
if (!silent)
{
Console.WriteLine("Failed to detach '" + dbName + "'");
}
return;
}
if (!silent)
{
Console.WriteLine("Detached '" + dbName + "' successfully.");
}
}
catch
{
}
}
internal static void CreateDatabaseFile(ConnectionManager connectionManager, string filePath)
{
IDbConnection connection = connectionManager.BuildMasterConnection();
connection.Open();
try
{
string str = Path.GetFileNameWithoutExtension(filePath).Replace("]", "]]").Replace("'", "''");
filePath = Path.GetFullPath(filePath).Replace("'", "''''");
try
{
IDbCommand command = CreateCommand(connectionManager, connection);
command.CommandText = string.Format(CultureInfo.InvariantCulture, "DECLARE @databaseName sysname\nSET @databaseName = CONVERT(sysname, NEWID())\nWHILE EXISTS (SELECT name FROM sys.databases WHERE name = @databaseName)\nBEGIN\n\tSET @databaseName = CONVERT(sysname, NEWID())\nEND\nSET @databaseName = '[' + @databaseName + ']'\nDECLARE @sqlString nvarchar(MAX)\nSET @sqlString = 'CREATE DATABASE ' + @databaseName + N' ON ( NAME = [{0}], FILENAME = N''{1}'')'\nEXEC sp_executesql @sqlString\nSET @sqlString = 'ALTER DATABASE ' + @databaseName + ' SET AUTO_SHRINK ON'\nEXEC sp_executesql @sqlString\nSET @sqlString = 'ALTER DATABASE ' + @databaseName + ' SET OFFLINE WITH ROLLBACK IMMEDIATE'\nEXEC sp_executesql @sqlString\nSET @sqlString = 'EXEC sp_detach_db ' + @databaseName\nEXEC sp_executesql @sqlString", new object[] { str, filePath });
command.ExecuteNonQuery();
}
catch (Exception exception)
{
throw new Exception("An error occurred while creating a new DB file: " + Environment.NewLine + exception.ToString());
}
}
finally
{
connection.Close();
}
}
internal static IDbCommand CreateCommand(ConnectionManager connectionManager, IDbConnection connection)
{
IDbCommand command = connection.CreateCommand();
command.CommandTimeout = connectionManager.ConnectionOptions.commandTimeout;
return command;
}
internal static List<DatabaseInfo> BuildDatabaseInfoList(ConnectionManager connectionManager, IDbConnection connection)
{
List<DatabaseInfo> list = new List<DatabaseInfo>();
IDbCommand command = CreateCommand(connectionManager, connection);
command.CommandText = "SELECT * FROM SYSDATABASES";
try
{
IDataReader reader = command.ExecuteReader();
if (reader == null)
{
return list;
}
try
{
string str;
if (!((SqlDataReader)reader).HasRows || (reader.FieldCount <= 0))
{
return list;
}
int ordinal = reader.GetOrdinal("name");
int i = reader.GetOrdinal("filename");
if ((ordinal != -1) && (i != -1))
{
goto Label_0088;
}
throw new Exception("SYSDATABASE didn't adhere to the expected schema.");
Label_0066:
str = reader.GetString(ordinal);
string path = reader.GetString(i);
list.Add(new DatabaseInfo(str, path));
Label_0088:
if (reader.Read())
{
goto Label_0066;
}
return list;
}
finally
{
try
{
reader.Close();
}
catch
{
}
}
}
catch
{
connection.Close();
}
return list;
}
internal static void DetachDatabase(string database)
{
ConnectionOptions connectionOptions = new ConnectionOptions();
ConnectionManager connectionManager = new ConnectionManager();
connectionManager.Initialize(connectionOptions);
if (string.IsNullOrEmpty(database))
{
throw new Exception("Detach requires a file path or database name (within brackets).");
}
bool flag = false;
DatabaseIdentifier identifier = DatabaseIdentifier.Parse(database);
database = identifier.Value;
if (identifier.IsDatabaseName)
{
if (string.IsNullOrEmpty(database))
{
throw new Exception("Invalid database name specified.");
}
}
else
{
if (database.EndsWith("*"))
{
database = database.Substring(0, database.Length - 1);
flag = true;
}
database = PathUtil.EnsureFullPath(database);
}
IDbConnection connection = connectionManager.BuildMasterConnection();
connection.Open();
try
{
List<DatabaseInfo> list = DataUtil.BuildDatabaseInfoList(connectionManager, connection);
if (list != null)
{
bool flag2 = false;
foreach (DatabaseInfo info in list)
{
bool flag3 = false;
try
{
if (identifier.IsDatabaseName)
{
if (string.Equals(database, info.Name, StringComparison.OrdinalIgnoreCase))
{
flag3 = true;
}
}
else
{
string b = PathUtil.EnsureFullPath(info.Path);
if (flag)
{
if (b.StartsWith(database, StringComparison.OrdinalIgnoreCase))
{
flag3 = true;
}
}
else if (string.Equals(database, b, StringComparison.OrdinalIgnoreCase))
{
flag3 = true;
}
}
if (flag3 &&
(((string.Compare(info.Name, "master", StringComparison.OrdinalIgnoreCase) == 0) ||
(string.Compare(info.Name, "tempdb", StringComparison.OrdinalIgnoreCase) == 0)) ||
((string.Compare(info.Name, "model", StringComparison.OrdinalIgnoreCase) == 0) ||
(string.Compare(info.Name, "msdb", StringComparison.OrdinalIgnoreCase) == 0))))
{
Console.WriteLine("Warning: Not detaching system database '{0}'. Use SQL commands in the console to do it.",
info.Name);
flag3 = false;
}
}
catch
{
}
if (flag3)
{
DataUtil.DetachDatabase(connectionManager, connection, info.Name, false);
flag2 = true;
}
}
if (!flag2)
{
if (identifier.IsDatabaseName)
{
Console.WriteLine("No valid database name matches the value specified.");
}
else
{
Console.WriteLine("No valid database path matches the value specified.");
}
}
}
}
finally
{
connection.Close();
}
}
