/**
* wird nur für Collection Roles aufgerufen
* @param int $id ID einer Collection
* @param int $step aktuelle Stufe innerhalb der Gruppe (>= 1)
* @param int $fieldset aktuelle Gruppe (>= 1)
*/
private function collectionEntries($id, $step, $fieldset)
{
try {
$collection = new Opus_Collection($id);
} catch (Exception $e) {
// TODO: improve exception handling!
return null;
}
$children = array();
if ($collection->hasChildren()) {
$selectField = $this->form->createElement('select', 'collId' . $step . $this->elementName . '_' . $fieldset);
$selectField->setDisableTranslator(true);
$selectField->setLabel('choose_collection_subcollection');
$role = $collection->getRole();
$collsVisiblePublish = $collection->getVisiblePublishChildren();
$collsVisible = $collection->getVisibleChildren();
$colls = array_intersect($collsVisible, $collsVisiblePublish);
foreach ($colls as $coll) {
$children[] = array('key' => strval($coll->getId()), 'value' => $coll->getDisplayNameForBrowsingContext($role));
}
$selectField->setMultiOptions($children);
}
//show no field?
if (empty($children)) {
$selectField = $this->form->createElement('text', 'collId' . $step . $this->elementName . '_' . $fieldset);
$selectField->setDisableTranslator(true);
$selectField->setLabel('endOfCollectionTree');
$selectField->setAttrib('disabled', true);
$selectField->setAttrib('isLeaf', true);
}
return $selectField;
}