/**
* Поиск по индексу
* @param nc_search_query $query
* @param boolean $should_highlight
* @return nc_search_result
*/
public function find(nc_search_query $query, $should_highlight = true)
{
nc_search::set_current_context(new nc_search_context(array('search_provider' => get_class($this), 'action' => 'searching', 'language' => $query->get('language'))));
$index = $this->get_index();
$lucene_query = $this->get_lucene_query($query);
if ($query->get('sort_by')) {
// custom sort
$lucene_result = $index->find($lucene_query, $query->get('sort_by'), SORT_STRING, $query->get('sort_direction'));
} else {
$lucene_result = $index->find($lucene_query);
}
$total_hits = count($lucene_result);
$result = new nc_search_result(array(), $total_hits);
$result->set_query($query);
if (!$should_highlight) {
$result->disable_highlighting();
}
nc_search::set_current_context();
// truncate to get the requested page only
$lucene_result = array_slice($lucene_result, $query->get('offset'), $query->get('limit'));
// сформировать nc_search_result
$result_ids = array();
foreach ($lucene_result as $hit) {
$result_ids[] = $hit->doc_id;
}
if (count($result_ids)) {
foreach ($result_ids as $i => $id) {
$result_ids[$i] = (int) trim($id, "x");
}
$id_list = join(", ", $result_ids);
$doc = new nc_search_result_document();
$fields = $doc->get_column_names($query->get('options_to_fetch'));
$query = "SELECT {$fields} FROM `%t%` WHERE `Document_ID` IN ({$id_list}) " . "ORDER BY FIELD(`Document_ID`, {$id_list})";
$result->select_from_database($query);
}
return $result;
}
