Microweber\Providers\DatabaseManager::query PHP Метод

    public function query($q, $cache_id = false, $cache_group = 'global', $only_query = false, $connection_settings = false)
    {
        if (trim($q) == '') {
            return false;
        }
        $error['error'] = array();
        $results = false;
        if ($cache_id != false and $cache_group != false) {
            $cache_id = $cache_id . crc32($q);
            $results = $this->app->cache_manager->get($cache_id, $cache_group);
            if ($results != false) {
                if ($results == '---empty---' or is_array($results) and empty($results)) {
                    return false;
                } else {
                    return $results;
                }
            }
        }
        $q = DB::select($q);
        if ($only_query != false) {
            return true;
        }
        $q = (array) $q;
        if (isset($q[0])) {
            foreach ($q as $k => $v) {
                $q[$k] = (array) $v;
            }
        }
        if ($only_query == false and empty($q) or $q == false and $cache_group != false) {
            if ($cache_id != false) {
                $this->app->cache_manager->save('---empty---', $cache_id, $cache_group);
            }
            return false;
        }
        if ($only_query == false) {
            if ($cache_id != false and $cache_group != false) {
                if (is_array($q) and !empty($q)) {
                    $this->app->cache_manager->save($q, $cache_id, $cache_group);
                } else {
                    $this->app->cache_manager->save('---empty---', $cache_id, $cache_group);
                }
            }
        }
        if ($cache_id != false) {
            $this->app->cache_manager->save($q, $cache_id, $cache_group);
        }
        return $q;
    }