Inheritance: extends Services\Resource
 /**
  * Get all the queue set resources that are part of the given category.
  *
  * @param PatientTicketing_QueueSetCategory $qscr
  *
  * @return array
  */
 public function getQueueSetsForCategory(PatientTicketing_QueueSetCategory $qscr)
 {
     $class = self::$primary_model;
     $criteria = new \CDbCriteria();
     $criteria->addColumnCondition(array('category_id' => $qscr->getId()));
     $res = array();
     foreach ($class::model()->active()->with('permissioned_users')->findAll($criteria) as $qs) {
         $res[] = $this->modelToResource($qs);
     }
     return $res;
 }