function _canManage($request)
{
$journalDao = DAORegistry::getDAO('JournalDAO');
$journals = $journalDao->getAll();
$userRoles = $this->getAuthorizedContextObject(ASSOC_TYPE_USER_ROLES);
$journal = $request->getJournal();
return $journals->getCount() == 1 && $journal && in_array(ROLE_ID_MANAGER, $userRoles);
}