/// <summary>
/// Performs a database update after the database schema is updated.
/// </summary>
public override void UpdateDatabaseAfterUpdateSchema()
{
base.UpdateDatabaseAfterUpdateSchema();
var holder = CurrentNodeHolder.GetInstance(ObjectSpace) ?? ObjectSpace.CreateObject <CurrentNodeHolder>();
if (holder.CurrentNode == null)
{
// create new replication node
holder.CurrentNode = ObjectSpace.CreateObject <ReplicationNode>();
var settingsNodeId = Settings.Default.CurrentReplicationNodeId;
if (!string.IsNullOrEmpty(settingsNodeId))
{
holder.CurrentNode.NodeId = settingsNodeId;
}
// try to get the name for a new replication node using OnInitCurrentNodeId event
var args = new InitCurrentNodeIdArgs(holder.CurrentNode.NodeId);
XafDeltaModule.OnInitCurrentNodeId(args);
if (!string.IsNullOrEmpty(args.NodeId))
{
holder.CurrentNode.NodeId = args.NodeId;
}
holder.CurrentNode.Name = args.NodeId;
}
ObjectSpace.CommitChanges();
}
/// <summary>
/// Called when deleting.
/// </summary>
protected override void OnDeleting()
{
if (Equals(CurrentNodeHolder.GetInstance(Session).CurrentNode))
{
throw new CurrentNodeDeletionException();
}
base.OnDeleting();
}
/// <summary>
/// Gets the current node.
/// </summary>
/// <param name="objectSpace">The object space.</param>
/// <returns>Current replication node</returns>
public static ReplicationNode GetCurrentNode(IObjectSpace objectSpace)
{
return(CurrentNodeHolder.GetCurrentNode(objectSpace));
}
/// <summary>
/// Gets the current node.
/// </summary>
/// <param name="session">The session.</param>
/// <returns>Current replication node</returns>
public static ReplicationNode GetCurrentNode(Session session)
{
return(CurrentNodeHolder.GetCurrentNode(session));
}