function getUnregisteredArticles($context) { // Retrieve all published articles that have not yet been registered. $publishedArticleDao = DAORegistry::getDAO('PublishedArticleDAO'); /* @var $publishedArticleDao PublishedArticleDAO */ $articles = $publishedArticleDao->getExportable($context->getId(), $this->getPubIdType(), null, null, null, $this->getPluginSettingsPrefix() . '::' . DOI_EXPORT_REGISTERED_DOI, null, null); return $articles->toArray(); }