/// <summary>
/// Scans for differences in the specified databases.
/// </summary>
/// <param name="databases">The source and destination databases to compare.</param>
internal DatabaseComparison CompareDatabases(DatabasePair databases)
{
// Start web service session
InitializeServices(databases);
DatabaseComparison comparison = new DatabaseComparison(databases);
// Retrieve source tables and notify client
DataTable sourceTables = _sourceDbService.GetTables().Tables[0];
foreach(DataRow row in sourceTables.Rows) {
EventManager.OnSourceTableFound((string)row["TABLE_NAME"]);
}
// Retrieve destination tables and perform comparison
DataTable destinationTables = _destinationDbService.GetTables().Tables[0];
CompareAllTables(sourceTables, destinationTables, comparison);
ShutdownServices();
return comparison;
}
/// <summary>
/// Verifies the database
/// </summary>
private void VerifyDatabase()
{
try {
if(!HasConfiguredDatabases) {
MessageBox.Show(this, "No databases have been configured.", "Configuration missing", MessageBoxButtons.OK,
MessageBoxIcon.Exclamation);
return;
}
// Just pick the first pair (GUI has no support for multiple database pairs yet...)
DatabasePair databases = _currentProject.ActiveDeployConfig.DatabaseSettings.Databases[0];
SetStatusText("Verifying databases...");
_tabcontrol.SelectedTab = _databasetab;
ShowProgressDialog("Verifying databases", 0);
_progressdialog.ItemText = "Scanning tables...";
LockUI();
_databaselist.Items.Clear();
// **** TEST
//DatabasePair databases = new DatabasePair();
//databases.Source = new DatabaseDescriptor("Internal", "http://ecdev.stendahls.net/Custom/Admin/DatabaseInfo.asmx");
//databases.Destination = new DatabaseDescriptor("Internal", "http://localhost/webservices/ServerDatabase/DatabaseInfo.asmx");
// *********
_databaseComparison = DeploymentManager.Instance.CompareDatabases(databases);
//PopulateFileList(_scannedStructure);
if(_databaseComparison != null)
SetStatusText("Verification completed.");
}
catch (Exception ex) {
ShowNonFatalException(ex);
}
CloseProgressDialog();
UnlockUI();
}
/// <summary>
/// Compares all the supplied table definitions.
/// </summary>
/// <param name="sourceTables"></param>
/// <param name="destinationTables"></param>
private void CompareAllTables(DataTable sourceTables, DataTable destinationTables, DatabaseComparison comparison)
{
// Verify source tables
foreach(DataRow row in sourceTables.Rows) {
// Fetch information about source table
string tabname = (string)row["TABLE_NAME"];
Debug.WriteLine("Retrieving table information for " + tabname);
DataSet ds = _sourceDbService.GetTableInfo(tabname);
TableDescriptor sourceTable = new TableDescriptor(ds);
// Lookup destination table
TableComparison tablecomparison;
DataRow[] desttabs = destinationTables.Select(string.Format("TABLE_NAME='{0}'", tabname));
if(desttabs.Length > 0) {
// Table exists in destination, retrieve more info and compare them
ds = _destinationDbService.GetTableInfo(tabname);
TableDescriptor destinationTable = new TableDescriptor(ds);
FilterMatches(sourceTable, destinationTable);
// Create comparison result
tablecomparison = new TableComparison(tabname, sourceTable, destinationTable);
}
else {
// Create comparison result (destination table is missing)
tablecomparison = new TableComparison(tabname, sourceTable, null);
}
// Add comparison result and fire event
comparison.TableComparisons.Add(tablecomparison);
EventManager.OnTableComparisonComplete(tablecomparison);
}
}
/// <summary>
/// Resets variables and UI when a project is loaded or created.
/// </summary>
private void ResetProjectState()
{
_filelist.Items.Clear();
_fileQueueList.Items.Clear();
_databaselist.Items.Clear();
_folderTree.Nodes.Clear();
_lastUploadTime = DateTime.MinValue;
_deployStructure = null;
_scannedDbStructure = null;
_databaseComparison = null;
}
