pQuery\XML2ArrayParser::parse_hierarchy PHP Метод

    protected function parse_hierarchy($self_close)
    {
        if ($this->status['closing_tag']) {
            $found = false;
            for ($count = count($this->hierarchy), $i = $count - 1; $i >= 0; $i--) {
                if (strcasecmp($this->hierarchy[$i]['name'], $this->status['tag_name']) === 0) {
                    for ($ii = $count - $i - 1; $ii >= 0; $ii--) {
                        $e = array_pop($this->hierarchy);
                        if ($ii > 0) {
                            $this->addError('Closing tag "' . $this->status['tag_name'] . '" while "' . $e['name'] . '" is not closed yet');
                        }
                    }
                    $found = true;
                    break;
                }
            }
            if (!$found) {
                $this->addError('Closing tag "' . $this->status['tag_name'] . '" which is not open');
            }
        } else {
            $tag = array('name' => $this->status['tag_name'], 'attrs' => $this->status['attributes'], 'children' => array());
            if ($this->hierarchy) {
                $current =& $this->hierarchy[count($this->hierarchy) - 1];
                $current['children'][] = $tag;
                $tag =& $current['children'][count($current['children']) - 1];
                unset($current['tagData']);
            } else {
                $this->root = $tag;
                $tag =& $this->root;
                $self_close = false;
            }
            if (!$self_close) {
                $this->hierarchy[] =& $tag;
            }
        }
    }