Whups_Query::_reduce PHP Метод

    protected function _reduce(&$node, $method, &$vars)
    {
        $args = array();
        if (isset($node['children'])) {
            $count = count($node['children']);
            for ($i = 0; $i < $count; $i++) {
                $result = $this->_reduce($node['children'][$i], $method, $vars);
                $args[] = $result;
            }
        }
        if ($node['type'] == Whups_Query::TYPE_CRITERION) {
            $value = $node['value'];
            $pn = $this->_getParameterName($value);
            if ($pn !== null) {
                $value = $vars->get($pn);
            }
            return call_user_func($method, $args, Whups_Query::TYPE_CRITERION, $node['criterion'], $node['cvalue'], $node['operator'], $value);
        }
        return call_user_func($method, $args, $node['type'], null, null, null, null);
    }