private void ConnectOffline()
{
context.Splash.SetLabel("Starte Offline-Datenbank...");
DirectoryInfo derbyDir = new DirectoryInfo("azusaOffline");
if (!derbyDir.Exists)
{
context.Splash.InvokeClose();
MessageBox.Show("Die Offline-Datenbank existiert nicht!");
return;
}
context.DatabaseDriver = new OfflineDriver();
context.Splash.SetLabel("Überprüfe Lizenz...");
StartupFailReason licenseState = context.DatabaseDriver.CheckLicenseStatus(context.LicenseKey);
switch (licenseState)
{
case StartupFailReason.NoError:
break;
default:
throw new NotImplementedException(licenseState.ToString());
}
}
private void ConnectOnline()
{
context.Splash.SetLabel("Verbinde mit Datenbank...");
context.DatabaseDriver = new PostgresDriver();
if (!context.DatabaseDriver.ConnectionIsValid())
{
MessageBox.Show("Verbindung zur Datenbank ist ungültig!");
context.DatabaseDriver.Dispose();
context.DatabaseDriver = null;
return;
}
context.Splash.SetLabel("Überprüfe Lizenz...");
StartupFailReason licenseState = context.DatabaseDriver.CheckLicenseStatus(context.LicenseKey);
switch (licenseState)
{
case StartupFailReason.NoError:
break;
case StartupFailReason.LicenseRevoked:
case StartupFailReason.LicenseNotInDatabase:
throw new StartupFailedException(licenseState);
default:
throw new NotImplementedException(licenseState.ToString());
}
context.Splash.SetLabel("Validiere Datenbank...");
List <string> knownTables = context.DatabaseDriver.GetAllSchemas();
if (knownTables.Count < 3)
{
throw new DatabaseValidationFailedException();
}
bool hasAzusaTables = knownTables.Any(x => x.ToLowerInvariant().StartsWith("azusa"));
if (!hasAzusaTables)
{
throw new DatabaseValidationFailedException();
}
context.Splash.SetLabel("Führe Aufgaben aus, die nach dem Herstellen der Verbindung ausgeführt werden müssen...");
ExecutePreSyncTasks();
try
{
SynchronizeIfNecessary();
}
catch (KeyNotFoundException knfe)
{
throw new StartupFailedException(knfe, StartupFailReason.IniBroken);
}
}
public StartupFailedException(Exception innerException, StartupFailReason sfr) :
base(sfr.ToString(), innerException)
{
Data.Add("StartupFailReason", sfr);
}