/**
* Override standard implementation to insert list_code for current list_id into returned data. The list_code is required for consumers of export data
* when dealing with lists.
*
* @param array $pa_options Array of options for BaseModel::getValuesForExport(). No additional options are defined by this subclass.
* @return array Array of data as returned by BaseModel::getValuesForExport() except for added list_code value
*/
public function getValuesForExport($pa_options = null)
{
$va_data = parent::getValuesForExport($pa_options);
$t_list = new ca_lists($this->get('list_id'));
$va_data['list_code'] = $t_list->get('list_code');
return $va_data;
}
