NotificationAlertRepository.php

<?php
namespace Concrete\Core\Entity\Notification;

use Concrete\Core\User\User;
use Doctrine\ORM\EntityRepository;

class NotificationAlertRepository extends EntityRepository
{

    public function findMyAlerts(User $user)
    {
        $entity = $user->getUserInfoObject()->getEntityObject();
        $query = $this->getEntityManager()->createQuery('select na, n from Concrete\Core\Entity\Notification\NotificationAlert na join na.notification n where na.naIsArchived = false and na.user = :user order by n.nDate desc');
        $query->setParameter('user', $entity);
        $result = $query->getResult();
        return $result;
    }

    public function findOneById($id)
    {
        return $this->findOneBy(
            array('naID' => $id)
        );
    }


}