public function getGroupOptions()
{
$query = $this->em->getRepository('Newscoop\\Entity\\User\\Group')->createQueryBuilder('g')->select('g.id, g.name')->orderBy('g.id')->getQuery();
$groups = array();
foreach ($query->getResult() as $row) {
$groups[$row['id']] = $row['name'];
}
return $groups;
}