public function getControlSource($field = null)
{
$controlSources['user_group_id'] = $this->UserGroup->find('list', array('conditions' => array('UserGroup.id <>' => Configure::read('BcApp.adminGroupId'))));
$controlSources['auth'] = array('0' => '不可', '1' => '可');
if (isset($controlSources[$field])) {
return $controlSources[$field];
} else {
return false;
}
}