/**
* Callback listener for get node items.
*
* @return null|string
*/
public function getItems()
{
if ($this->node['type'] !== 'regular') {
return null;
}
$dataProvider = new DefaultDataProvider();
$dataProvider->setBaseConfig(array('source' => 'tl_article'));
$count = $dataProvider->getCount($dataProvider->getEmptyConfig()->setFilter(array(array('property' => 'pid', 'value' => $this->node['id'], 'operation' => '='))));
if (intval($count) <= 0) {
return null;
}
return $this->getArticleNode($this->node['id']);
}
/**
* check if calendar is empty.
*
* @param $node
*
* @return bool
*/
protected function isEmptyCalendar($node)
{
$dataProvider = new DefaultDataProvider();
$dataProvider->setBaseConfig(array('source' => 'tl_calendar_events'));
$count = $dataProvider->getCount($dataProvider->getEmptyConfig()->setFilter(array(array('property' => 'pid', 'value' => $node['id'], 'operation' => '='))));
if (intval($count) <= 0) {
return true;
}
return false;
}