public override bool Open(Area owner)
{
Owner = owner;
if (!DataFolder.Exists)
{
DataFolder.Create();
}
ObjectDatabase = new SQLite.SQLiteConnection(DataFile.FullName, SQLite.SQLiteOpenFlags.Create | SQLite.SQLiteOpenFlags.FullMutex | SQLite.SQLiteOpenFlags.ReadWrite);
BlobDatabase = new SQLite.SQLiteConnection(BlobFile.FullName, SQLite.SQLiteOpenFlags.FullMutex | SQLite.SQLiteOpenFlags.Create | SQLite.SQLiteOpenFlags.ReadWrite);
InitializeDBTypes();
var version = ObjectDatabase.Table<StandardObjectStoreMetadata>().FirstOrDefault();
if (version == null)
{
ObjectDatabase.BeginExclusive();
Printer.PrintMessage("Upgrading object store database...");
var records = owner.GetAllRecords();
foreach (var x in records)
{
ImportRecordFromFlatStore(x);
}
var meta = new StandardObjectStoreMetadata();
meta.Version = 2;
ObjectDatabase.InsertSafe(meta);
ObjectDatabase.Commit();
}
else if (version.Version < 3)
{
Printer.PrintMessage("Upgrading object store database...");
foreach (var x in BlobDatabase.Table<Blobject>())
{
Blobsize bs = new Blobsize() { BlobID = x.Id, Length = x.Data.Length };
BlobDatabase.Insert(bs);
}
ObjectDatabase.BeginExclusive();
ObjectDatabase.DropTable<StandardObjectStoreMetadata>();
ObjectDatabase.CreateTable<StandardObjectStoreMetadata>();
var meta = new StandardObjectStoreMetadata();
meta.Version = 3;
ObjectDatabase.InsertSafe(meta);
ObjectDatabase.Commit();
}
return true;
}
public override void Create(Area owner)
{
Owner = owner;
DataFolder.Create();
ObjectDatabase = new SQLite.SQLiteConnection(DataFile.FullName, SQLite.SQLiteOpenFlags.FullMutex | SQLite.SQLiteOpenFlags.Create | SQLite.SQLiteOpenFlags.ReadWrite);
BlobDatabase = new SQLite.SQLiteConnection(BlobFile.FullName, SQLite.SQLiteOpenFlags.FullMutex | SQLite.SQLiteOpenFlags.Create | SQLite.SQLiteOpenFlags.ReadWrite);
InitializeDBTypes();
var meta = new StandardObjectStoreMetadata();
meta.Version = 3;
ObjectDatabase.InsertSafe(meta);
}
