public static DBConnectionController InitSystemConnection(Guid serverID)
{
STDataServersController serverCtrl = new STDataServersController();
STDataServersInfo server = serverCtrl.GetObjectByID(serverID) as STDataServersInfo;
if (server == null)
{
return(null);
}
if (SystemConnections.ContainsKey(serverID))
{
if (SystemConnections[serverID].Connection.TestConnection())
{
return(SystemConnections[serverID]);
}
}
DBConnectionController connection = new DBConnectionController(server.Name, server.Name);
connection.InitNewConnection(server.Name, DatabaseType.MSSQL, server.ServerAddress, server.SystemDatabase, server.UserName, server.EncryptedPassword, false);
connection.Connect();
if (connection.Connection.TestConnection())
{
SystemConnections.Add(serverID, connection);
return(connection);
}
return(null);
}
public static void InitConnections( )
{
STDataServersController serverCtrl = new STDataServersController();
foreach (STDataServerSyncsInfo syncInfo in new STDataServerSyncsController().GetListAllObjects().Cast <STDataServerSyncsInfo>().ToList())
{
if (!syncInfo.FK_STDataServerID.HasValue)
{
continue;
}
STDataServersInfo server = serverCtrl.GetObjectByID(syncInfo.FK_STDataServerID.Value) as STDataServersInfo;
if (server == null)
{
return;
}
#region Init Linked Server
Security.Cryptography cryp = new Security.Cryptography();
String strPassword = cryp.Decrypt(server.EncryptedPassword);
String strQuery = String.Format(@"IF EXISTS(SELECT * FROM sys.servers WHERE name = '{0}') EXEC master.sys.sp_dropserver '{0}','droplogins'
EXEC master.dbo.sp_addlinkedserver
@server = '{0}',
@srvproduct=N'MSSQL',
@provider=N'SQLNCLI',
@provstr=N'PROVIDER=SQLOLEDB;SERVER={1}'
EXEC master.dbo.sp_addlinkedsrvlogin @rmtsrvname='{0}',
@useself=N'False',@locallogin=NULL,@rmtuser=N'{2}',@rmtpassword='******'", server.Name, server.ServerAddress, server.UserName, strPassword);
BusinessObjectController.RunQuery(strQuery);
#endregion
InitCompanyConnection(server.STDataServerID);
InitSystemConnection(server.STDataServerID);
}
}
public static void Synchronize(STDataServerSyncsInfo syncInfo)
{
if (!syncInfo.FK_STDataServerID.HasValue)
{
return;
}
if (!syncInfo.IsPull && !syncInfo.IsPush)
{
return;
}
if (syncInfo.LastSyncDate.HasValue && syncInfo.IntervalMinute.HasValue &&
(DateTime.Now < syncInfo.LastSyncDate.Value || DateTime.Now.Subtract(syncInfo.LastSyncDate.Value).TotalMinutes < syncInfo.IntervalMinute.Value))
{
return;
}
STDataServersController serverCtrl = new STDataServersController();
STDataServersInfo server = serverCtrl.GetObjectByID(syncInfo.FK_STDataServerID.Value) as STDataServersInfo;
if (server == null)
{
return;
}
DBConnectionController connection = null;
if (DataStructureProvider.IsSystemTable(syncInfo.TableName))
{
connection = InitSystemConnection(server.STDataServerID);
}
else
{
connection = InitCompanyConnection(server.STDataServerID);
}
if (connection != null)
{
using (System.Transactions.TransactionScope scope = new System.Transactions.TransactionScope())
{
String strRunQuery = @"SET XACT_ABORT ON;BEGIN TRANSACTION ABCSYNC; ";
String strQuery = String.Empty;
if (syncInfo.IsPush)
{
if (syncInfo.IsPushMatched)
{
#region Delete
strQuery = String.Format(@"DELETE [{0}].[{1}].[dbo].[{2}] WHERE [{3}] NOT IN (SELECT [{3}] FROM [dbo].[{2}] )", server.Name, connection.Connection.DatabaseName, syncInfo.TableName, DataStructureProvider.GetPrimaryKeyColumn(syncInfo.TableName));
strRunQuery = String.Format(@"{0} {1}", strRunQuery, Environment.NewLine + strQuery);
#endregion
}
#region Insert New Records
strQuery = QueryGenerator.GenSelect(syncInfo.TableName, DataStructureProvider.GetPrimaryKeyColumn(syncInfo.TableName), false, false);
if (syncInfo.LastSyncDate.HasValue && DataStructureProvider.IsTableColumn(syncInfo.TableName, ABCCommon.ABCConstString.colCreateTime))
{
strQuery = QueryGenerator.AddCondition(strQuery, String.Format("{0} > '{1}'", ABCCommon.ABCConstString.colCreateTime, syncInfo.LastSyncDate.Value.ToString("yyyy-MM-dd HH:mm:ss")));
}
strQuery = String.Format(@"INSERT INTO [{0}].[{1}].[dbo].[{2}] SELECT * FROM [dbo].[{2}] WHERE [dbo].[{2}].[{3}] IN ({4}) AND [dbo].[{2}].[{3}] NOT IN (SELECT {3} FROM [{0}].[{1}].[dbo].[{2}])", server.Name, connection.Connection.DatabaseName, syncInfo.TableName, DataStructureProvider.GetPrimaryKeyColumn(syncInfo.TableName), strQuery);
strRunQuery = String.Format(@"{0} {1}", strRunQuery, Environment.NewLine + strQuery);
#endregion
#region Update Modified Records
strQuery = QueryGenerator.GenSelect(syncInfo.TableName, DataStructureProvider.GetPrimaryKeyColumn(syncInfo.TableName), false, false);
if (syncInfo.LastSyncDate.HasValue && DataStructureProvider.IsTableColumn(syncInfo.TableName, ABCCommon.ABCConstString.colUpdateTime))
{
strQuery = QueryGenerator.AddCondition(strQuery, String.Format("{0} > '{1}'", ABCCommon.ABCConstString.colUpdateTime, syncInfo.LastSyncDate.Value.ToString("yyyy-MM-dd HH:mm:ss")));
}
strQuery = String.Format(@"UPDATE [{0}].[{1}].[dbo].[{2}] SET #FIELD# FROM [{0}].[{1}].[dbo].[{2}] Target,[dbo].[{2}] Source WHERE Target.[{3}]=Source.[{3}] AND Source.[{3}] IN ({4}) AND Source.[{3}] IN (SELECT {3} FROM [{0}].[{1}].[dbo].[{2}])", server.Name, connection.Connection.DatabaseName, syncInfo.TableName, DataStructureProvider.GetPrimaryKeyColumn(syncInfo.TableName), strQuery);
List <String> lstSetFields = new List <string>();
foreach (String strField in DataStructureProvider.GetAllTableColumns(syncInfo.TableName).Keys)
{
if (DataStructureProvider.IsPrimaryKey(syncInfo.TableName, strField) == false)
{
lstSetFields.Add(String.Format(" [{0}]=Source.[{0}] ", strField));
}
}
strQuery = strQuery.Replace("#FIELD#", String.Join(",", lstSetFields));
strRunQuery = String.Format(@"{0} {1}", strRunQuery, Environment.NewLine + strQuery);
#endregion
}
if (syncInfo.IsPull)
{
if (syncInfo.IsPullMatched)
{
#region Delete
strQuery = String.Format(@"DELETE [dbo].[{2}] WHERE [{3}] NOT IN (SELECT [{3}] FROM [{0}].[{1}].[dbo].[{2}] )", server.Name, connection.Connection.DatabaseName, syncInfo.TableName, DataStructureProvider.GetPrimaryKeyColumn(syncInfo.TableName));
strRunQuery = String.Format(@"{0} {1}", strRunQuery, Environment.NewLine + strQuery);
#endregion
}
#region Insert New Records
strQuery = QueryGenerator.GenSelect(syncInfo.TableName, DataStructureProvider.GetPrimaryKeyColumn(syncInfo.TableName), false, false);
if (syncInfo.LastSyncDate.HasValue && DataStructureProvider.IsTableColumn(syncInfo.TableName, ABCCommon.ABCConstString.colCreateTime))
{
strQuery = QueryGenerator.AddCondition(strQuery, String.Format("{0} > '{1}'", ABCCommon.ABCConstString.colCreateTime, syncInfo.LastSyncDate.Value.ToString("yyyy-MM-dd HH:mm:ss")));
}
strQuery = strQuery.Replace("[dbo]", String.Format(@"[{0}].[{1}].[dbo]", server.Name, connection.Connection.DatabaseName));
strQuery = String.Format(@"INSERT INTO [dbo].[{2}] SELECT * FROM [{0}].[{1}].[dbo].[{2}] WHERE [{3}] IN ({4}) AND [{3}] NOT IN (SELECT {3} FROM [dbo].[{2}])", server.Name, connection.Connection.DatabaseName, syncInfo.TableName, DataStructureProvider.GetPrimaryKeyColumn(syncInfo.TableName), strQuery);
strRunQuery = String.Format(@"{0} {1}", strRunQuery, Environment.NewLine + strQuery);
#endregion
#region Update Modified Records
strQuery = QueryGenerator.GenSelect(syncInfo.TableName, DataStructureProvider.GetPrimaryKeyColumn(syncInfo.TableName), false, false);
if (syncInfo.LastSyncDate.HasValue && DataStructureProvider.IsTableColumn(syncInfo.TableName, ABCCommon.ABCConstString.colUpdateTime))
{
strQuery = QueryGenerator.AddCondition(strQuery, String.Format("{0} > '{1}'", ABCCommon.ABCConstString.colUpdateTime, syncInfo.LastSyncDate.Value.ToString("yyyy-MM-dd HH:mm:ss")));
}
strQuery = strQuery.Replace("[dbo]", String.Format(@"[{0}].[{1}].[dbo]", server.Name, connection.Connection.DatabaseName));
strQuery = String.Format(@"UPDATE [dbo].[{2}] SET #FIELD# FROM [dbo].[{2}] Target,[{0}].[{1}].[dbo].[{2}] Source WHERE Target.[{3}]=Source.[{3}] AND Source.[{3}] IN ({4}) AND Source.[{3}] IN (SELECT {3} FROM [dbo].[{2}])", server.Name, connection.Connection.DatabaseName, syncInfo.TableName, DataStructureProvider.GetPrimaryKeyColumn(syncInfo.TableName), strQuery);
List <String> lstSetFields = new List <string>();
foreach (String strField in DataStructureProvider.GetAllTableColumns(syncInfo.TableName).Keys)
{
if (DataStructureProvider.IsPrimaryKey(syncInfo.TableName, strField) == false)
{
lstSetFields.Add(String.Format(" [{0}]=Source.[{0}] ", strField));
}
}
strQuery = strQuery.Replace("#FIELD#", String.Join(",", lstSetFields));
strRunQuery = String.Format(@"{0} {1}", strRunQuery, Environment.NewLine + strQuery);
#endregion
}
strRunQuery = String.Format(@"{0} COMMIT TRANSACTION ABCSYNC; SET XACT_ABORT OFF;", strRunQuery + Environment.NewLine);
BusinessObjectController.RunQuery(strRunQuery, syncInfo.TableName);
BusinessObjectController.RunQuery(String.Format(@"UPDATE STDataServerSyncs SET LastSyncDate =GetDate() WHERE STDataServerSyncID='{0}'", syncInfo.GetID()), syncInfo.AATableName);
scope.Complete();
}
}
}
