Inheritance: extends BaseList
 protected function convertParameters($firstResult, $parameters)
 {
     parent::convertParameters($firstResult, $parameters);
     // show only announcements from last x days
     if (array_key_exists('lastDays', $parameters)) {
         if (is_numeric($parameters['lastDays'])) {
             $date = new \DateTime();
             $date->modify('- ' . $parameters['lastDays'] . ' days');
             $this->criteria->perametersOperators['created_at'] = '>=';
             $this->criteria->created_at = $date->format('Y-m-d') . ' 00:00:00';
         }
     }
     if (array_key_exists('withImages', $parameters)) {
         $this->criteria->withImages = $parameters['withImages'];
     }
 }
 protected function convertParameters($firstResult, $parameters)
 {
     parent::convertParameters($firstResult, $parameters);
 }