public function sendAndCreateSimpleExportFile()
 {
     $orgu_id = ilObjOrgUnit::getRootOrgId();
     $orgu_ref_id = ilObjOrgUnit::getRootOrgRefId();
     ilExport::_createExportDirectory($orgu_id, "xml", "orgu");
     $export_dir = ilExport::_getExportDirectory($orgu_id, "xml", "orgu");
     $ts = time();
     // Workaround for test assessment
     $sub_dir = $ts . '__' . IL_INST_ID . '__' . "orgu" . '_' . $orgu_id . "";
     $new_file = $sub_dir . '.zip';
     $export_run_dir = $export_dir . "/" . $sub_dir;
     ilUtil::makeDirParents($export_run_dir);
     $writer = $this->simpleExport($orgu_ref_id);
     $writer->xmlDumpFile($export_run_dir . "/manifest.xml", false);
     // zip the file
     ilUtil::zip($export_run_dir, $export_dir . "/" . $new_file);
     ilUtil::delDir($export_run_dir);
     // Store info about export
     include_once './Services/Export/classes/class.ilExportFileInfo.php';
     $exp = new ilExportFileInfo($orgu_id);
     $exp->setVersion(ILIAS_VERSION_NUMERIC);
     $exp->setCreationDate(new ilDateTime($ts, IL_CAL_UNIX));
     $exp->setExportType('xml');
     $exp->setFilename($new_file);
     $exp->create();
     ilUtil::deliverFile($export_dir . "/" . $new_file, $new_file);
     return array("success" => true, "file" => $new_file, "directory" => $export_dir);
 }