/**
*
*/
protected function remove_absent_documents()
{
$absent_document_count = 0;
/** @var nc_db $db */
$db = nc_Core::get_object()->db;
$query = "SELECT `Document_ID` FROM `Search_Document` WHERE `ToDelete` = 1 LIMIT 10000";
while ($absent_documents = $db->get_results($query, ARRAY_A)) {
foreach ($absent_documents as $row) {
$doc = new nc_search_document();
$doc->set_id($row['Document_ID']);
$this->index->remove_document($doc);
}
$absent_document_count += count($absent_documents);
// this operation might be slow, so save the task to prevent it from being marked as 'hung up'
$this->task->save();
}
return $absent_document_count;
}
