public ConnectionTreeModel Load()
{
var connector = DatabaseConnectorFactory.SqlDatabaseConnectorFromSettings();
var dataProvider = new SqlDataProvider(connector);
var metaDataRetriever = new SqlDatabaseMetaDataRetriever();
var databaseVersionVerifier = new SqlDatabaseVersionVerifier(connector);
var cryptoProvider = new LegacyRijndaelCryptographyProvider();
var metaData = metaDataRetriever.GetDatabaseMetaData(connector) ??
HandleFirstRun(metaDataRetriever, connector);
var decryptionKey = GetDecryptionKey(metaData);
if (!decryptionKey.Any())
{
throw new Exception("Could not load SQL connections");
}
databaseVersionVerifier.VerifyDatabaseVersion(metaData.ConfVersion);
var dataTable = dataProvider.Load();
var deserializer = new DataTableDeserializer(cryptoProvider, decryptionKey.First());
var connectionTree = deserializer.Deserialize(dataTable);
ApplyLocalConnectionProperties(connectionTree.RootNodes.First(i => i is RootNodeInfo));
return(connectionTree);
}
public void Save(ConnectionTreeModel connectionTreeModel, string propertyNameTrigger = "")
{
var rootTreeNode = connectionTreeModel.RootNodes.OfType <RootNodeInfo>().First();
UpdateLocalConnectionProperties(rootTreeNode);
if (PropertyIsLocalOnly(propertyNameTrigger))
{
Runtime.MessageCollector.AddMessage(MessageClass.DebugMsg,
$"Property {propertyNameTrigger} is local only. Not saving to database.");
return;
}
if (SqlUserIsReadOnly())
{
Runtime.MessageCollector.AddMessage(MessageClass.InformationMsg,
"Trying to save connection tree but the SQL read only checkbox is checked, aborting!");
return;
}
using (var dbConnector = DatabaseConnectorFactory.DatabaseConnectorFromSettings())
{
dbConnector.Connect();
var databaseVersionVerifier = new SqlDatabaseVersionVerifier(dbConnector);
var metaDataRetriever = new SqlDatabaseMetaDataRetriever();
var metaData = metaDataRetriever.GetDatabaseMetaData(dbConnector);
if (!databaseVersionVerifier.VerifyDatabaseVersion(metaData.ConfVersion))
{
Runtime.MessageCollector.AddMessage(MessageClass.ErrorMsg,
Language.strErrorConnectionListSaveFailed);
return;
}
metaDataRetriever.WriteDatabaseMetaData(rootTreeNode, dbConnector);
UpdateConnectionsTable(rootTreeNode, dbConnector);
UpdateUpdatesTable(dbConnector);
}
Runtime.MessageCollector.AddMessage(MessageClass.DebugMsg, "Saved connections to database");
}
private SqlConnectionListMetaData HandleFirstRun(SqlDatabaseMetaDataRetriever metaDataRetriever, SqlDatabaseConnector connector)
{
metaDataRetriever.WriteDatabaseMetaData(new RootNodeInfo(RootNodeType.Connection), connector);
return(metaDataRetriever.GetDatabaseMetaData(connector));
}