/**
* Returns IDs for published documents in range.
*
* @param $start Start of ID range
* @param $end End of ID range
* @return array Array of document IDs
*/
private function getDocumentIds($start, $end)
{
$finder = new Opus_DocumentFinder();
$finder->setServerState('published');
if (isset($start)) {
$finder->setIdRangeStart($start);
}
if (isset($end)) {
$finder->setIdRangeEnd($end);
}
return $finder->ids();
}
