Newscoop\Service\Implementation\OutputSettingIssueServiceDoctrine::getUnthemedIssues PHP Method

    public function getUnthemedIssues($publication)
    {
        Validation::notEmpty($publication, 'publication');
        $issues = array();
        $em = $this->getManager();
        // we need to find if the theme is used by anyoane.
        $q = $em->createQueryBuilder();
        $q->select('iss')->from(Issue::NAME, 'iss')->leftJoin('iss.outputSettingsIssues', 'osi')->where('iss.publication = :publication')->andWhere('osi.id IS NULL')->setParameter('publication', $publication);
        $issues = $q->getQuery()->getResult();
        return $issues;
    }