/**
  * Set unit parents
  */
 public static function setup_relationships(SimpleXMLElement $entry, PluginImportLeap $importer)
 {
     if ($ancestorid = self::get_ancestor_entryid($entry, $importer)) {
         $ancestorids = $importer->get_artefactids_imported_by_entryid($ancestorid);
         $artefactids = $importer->get_artefactids_imported_by_entryid((string) $entry->id);
         if (empty($artefactids[0])) {
             throw new ImportException($importer, 'unit artefact not found: ' . (string) $entry->id);
         }
         if (empty($ancestorids[0])) {
             throw new ImportException($importer, 'ilp artefact not found: ' . $ancestorid);
         }
         $artefact = new ArtefactTypeunit($artefactids[0]);
         $artefact->set('parent', $ancestorids[0]);
         $artefact->commit();
     }
 }
 public static function submit(Pieform $form, $values)
 {
     global $USER, $SESSION;
     if (!empty($values['unit'])) {
         $id = (int) $values['unit'];
         $artefact = new ArtefactTypeUnit($id);
     } else {
         $artefact = new ArtefactTypeunit();
         $artefact->set('owner', $USER->get('id'));
         $artefact->set('parent', $values['parent']);
     }
     $artefact->set('title', $values['title']);
     $artefact->set('status', $values['status']);
     $artefact->set('points', $values['points']);
     $artefact->set('targetcompletion', $values['targetcompletion']);
     $artefact->set('datecompleted', $values['datecompleted']);
     $artefact->commit();
     $SESSION->add_ok_msg(get_string('ilpsavedsuccessfully', 'artefact.ilps'));
     redirect('/artefact/ilps/ilp.php?id=' . $values['parent']);
 }