MetaModels\DcGeneral\Events\Table\SearchablePages\Subscriber::getFilterOptions PHP Метод

    public function getFilterOptions(GetPropertyOptionsEvent $event)
    {
        if ($event->getEnvironment()->getDataDefinition()->getName() !== 'tl_metamodel_searchable_pages' || $event->getPropertyName() !== 'filter') {
            return;
        }
        $model = $event->getModel();
        $pid = $model->getProperty('pid');
        if (empty($pid)) {
            return;
        }
        $filter = $this->getDatabase()->prepare('SELECT id, name FROM tl_metamodel_filter WHERE pid=?')->execute($pid);
        $options = array();
        while ($filter->next()) {
            $options[$filter->id] = $filter->name;
        }
        $event->setOptions($options);
    }