Ojs\CoreBundle\Service\Search\NativeQueryGenerator::basicQueryGenerator PHP Метод

    private function basicQueryGenerator($section)
    {
        // get section params contains section search fields and aggs
        $sectionParams = $this->getSearchParamsBag()[$section];
        // calculate from field from page
        $from = ($this->getPage() - 1) * $this->getSearchSize();
        // get size field
        $size = $this->getSearchSize();
        // set from field to query array
        $queryArray['from'] = $from;
        // set size field to query array
        $queryArray['size'] = $size;
        // foreach section field add query to native query array
        foreach ($sectionParams['fields'] as $field) {
            $searchField = $field;
            // default boost is 1
            $boost = 1;
            // if $field is array 0 is field and 1 is boost int
            if (is_array($field)) {
                $searchField = $field[0];
                $boost = (int) $field[1];
            }
            // if query is empty find all section results
            if (empty($this->query)) {
                $queryArray['query']['filtered']['query']['bool']['should'][] = ['match_all' => []];
            } else {
                /**
                 * find query via query_string type query
                 * look for more
                 * @link https://www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-query-string-query.html
                 */
                $queryArray['query']['filtered']['query']['bool']['should'][] = ['query_string' => ['query' => $section . '.' . $searchField . ':' . $this->query, 'boost' => $boost]];
            }
        }
        // if requested agg bag is not empty
        if (!empty($this->requestAggsBag)) {
            // for each bag aggregation
            foreach ($this->requestAggsBag as $requestAggKey => $requestAgg) {
                // if requested agg. is not our specified agg. continue then
                if (!in_array($requestAggKey, $sectionParams['aggs'])) {
                    continue;
                }
                /**
                 * add filter for each spesified agg.
                 * look for more
                 * @link https://www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-filtered-query.html
                 */
                foreach ($requestAgg as $aggValue) {
                    $queryArray['query']['filtered']['filter']['bool']['must'][] = ['term' => [$section . '.' . $requestAggKey => $aggValue]];
                }
            }
        }
        // inject all aggs. to native query with specified aggs
        if ($this->setupAggs) {
            foreach ($sectionParams['aggs'] as $agg) {
                $queryArray['aggs'][$agg] = ['terms' => ['field' => $section . '.' . $agg]];
            }
        }
        return $queryArray;
    }