* @return array */ function createAffiliationsList($authors, $article) { $affilList = array(); foreach ($authors as $author) { if(!in_array($author->getAffiliation($article->getLocale()), $affilList)) { $affilList[] = $author->getAffiliation($article->getLocale()) ; } } return $affilList; } /** * Format a date by Y-m-d format. * @param $date string * @return string */ function formatDate($date) { if ($date == '') return null; return date('Y-m-d', strtotime($date)); } } ?>