/**
* Use the export action to get an instance of the Exporter. Use that to
* manually generate the workspace for upload, then clean it up.
*
* @access private
* @since 0.6.0
*/
private function generate_article()
{
$export_action = new Export($this->settings, $this->id);
$this->exporter = $export_action->fetch_exporter();
$this->exporter->generate();
return array($this->exporter->get_json(), $this->exporter->get_bundles());
}