public static IDatasource Open(string filename, OpenStrategy openStrategy = OpenStrategy.AutoDetect)
{
var result = TryOpenAsDatabaseLayer(filename);
if (result != null)
{
return(result);
}
var source = _manager.Open(filename, (tkFileOpenStrategy)openStrategy);
return(LayerSourceHelper.Convert(source));
}
private static IDatasource TryOpenAsDatabaseLayer(string filename)
{
// the expected format is: "OgrConnection|<connection>|<query_or_layer_name>"
if (filename == null || !filename.ToLower().StartsWith("ogrconnection"))
{
return(null);
}
var parts = filename.Split('|');
if (parts.Length == 3)
{
var source = _manager.OpenFromDatabase(parts[1], parts[2]);
return(LayerSourceHelper.Convert(source));
}
return(null);
}