protected function getParamsToRender()
 {
     $criteria = new CDbCriteria();
     $criteria->order = 'sortOrder ASC';
     return array_merge(parent::getParamsToRender(), array('questions' => SurveyPurposeQuestion::model()->findAllByPk($this->questions, $criteria)));
 }
 protected function getParamsToRender()
 {
     return array_merge(parent::getParamsToRender(), array('methods' => MethodOfCollectionData::model()->findAll()));
 }
 protected function getParamsToRender()
 {
     return array_merge(parent::getParamsToRender(), array('rootPurposes' => SurveyPurpose::model()->findAll("parentId IS NULL")));
 }