/**
* Returns query parts for filtering users ( by default: suspended, not approved, not verified ).
* Result array includes strings: join, where, order
*
* @param array $tables
* @param array $fields
* @param array $params
* @return array
*/
public function getQueryFilter(array $tables, array $fields, $params = array())
{
return $this->userDao->getQueryFilter($tables, $fields, $params);
}