private function getArticleValues(Request $request)
{
$values = self::getCommonValues($request);
self::checkRecordsArguments($request);
self::checkMetadataPrefix($request);
$from = self::MIN_FROM;
$from_temp = self::getQueryValue($request, 'from');
if ($from_temp != null) {
$from = $from_temp;
}
$until = self::MAX_UNTIL;
$until_temp = self::getQueryValue($request, 'until');
if ($until_temp != null) {
if (strlen($until_temp) == 10) {
// day granularity
$until = $until_temp . 'T23:59:59Z';
} else {
$until = $until_temp;
}
}
$values['completeListSize'] = ArticleDao::getContentCount($from, $until);
$resumptionToken = self::getQueryValue($request, 'resumptionToken');
if ($resumptionToken == null) {
$resumptionToken = 0;
}
self::checkToken($resumptionToken, $values['completeListSize']);
if ($values['completeListSize'] == 0) {
throw new OaiError('0 records', self::ERROR_NO_RECORDS_MATCH);
}
$articles = ArticleDao::findContentCustomPaginated($resumptionToken, self::PAGE_SIZE, $from, $until);
$articles = ArticleService::getEnrichedArticles($articles);
foreach ($articles as $article) {
self::enrichArticle($article);
}
$values['articles'] = $articles;
$values['expirationDate'] = self::getDateAsString(time() + 86400 * 2);
$values['cursor'] = $resumptionToken;
if ($resumptionToken + self::PAGE_SIZE > $values['completeListSize']) {
$values['resumptionToken'] = "";
} else {
$values['resumptionToken'] = $resumptionToken + self::PAGE_SIZE;
}
return $values;
}
