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<?php
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// $Id: xbview_parser.inc,v 1.1.2.1 2007/05/02 13:43:05 profix898 Exp $
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function _xbview_parse() {
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if (!($bookmark_path = _xbview_xmlpath())) {
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return FALSE;
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}
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$xbview_parser = new xbview_parser();
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return $xbview_parser->parse($bookmark_path);
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}
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/**
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* CLASS: xbview_parser
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*/
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class xbview_parser {
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var $parser = NULL;
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var $title = FALSE;
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var $element = array();
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var $stack = array();
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var $count = 1;
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function parse($xmlfile) {
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$xmldata = file_get_contents($xmlfile);
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if (!$xmldata) {
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drupal_set_message(t('Unable to open bookmark file!'), 'error');
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return FALSE;
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}
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$xmldata = preg_replace('@<title[^>]*>(.*?)</title>@i', '<title><![CDATA[\1]]></title>', $xmldata);
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$this->parser = xml_parser_create('UTF-8');
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xml_set_object($this->parser, $this);
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xml_parser_set_option($this->parser, XML_OPTION_CASE_FOLDING, 1);
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xml_set_element_handler($this->parser, 'xbel_tag_open', 'xbel_tag_close');
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xml_set_character_data_handler($this->parser, 'xbel_tag_data');
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if (!xml_parse($this->parser, $xmldata)) {
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drupal_set_message('XML error: '.
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xml_error_string(xml_get_error_code($this->parser)) .' at line '.
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xml_get_current_line_number($this->parser)
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);
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return FALSE;
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}
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xml_parser_free($this->parser);
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drupal_set_message(t('XBEL file successfully parsed.'));
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return TRUE;
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}
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function xbel_tag_open($parser, $name, $attrs) {
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switch ($name) {
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case 'XBEL':
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db_lock_table('xbookmark');
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db_query("DELETE FROM {xbookmark} ");
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db_unlock_tables();
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$this->element = array('type' => XBVIEW_NONE, 'id' => 0);
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break;
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case 'TITLE':
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$this->title = TRUE;
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break;
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case 'METADATA':
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$this->element['icon'] = isset($attrs['ICON']) ? $attrs['ICON'] : '';
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break;
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case 'FOLDER':
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array_push($this->stack, $this->element);
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$this->element['type'] = XBVIEW_FOLDER;
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$this->element['href'] = '';
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$this->element['icon'] = '';
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$this->element['parent'] = $this->element['id'];
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//$this->element['id'] = $attrs['ID'] ? crc32($attrs['ID']) : $this->count++;
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$this->element['id'] = $this->count++;
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break;
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case 'BOOKMARK':
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array_push($this->stack, $this->element);
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$this->element['type'] = XBVIEW_BOOKMARK;
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$this->element['href'] = $attrs['HREF'];
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$this->element['icon'] = '';
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$this->element['parent'] = $this->element['id'];
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//$this->element['id'] = $attrs['ID'] ? crc32($attrs['ID']) : $this->count++;
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$this->element['id'] = $this->count++;
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break;
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}
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}
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function xbel_tag_data($parser, $data) {
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if (trim($data) && $this->title) {
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$this->element['title'] = htmlspecialchars($data);
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}
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}
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function xbel_tag_close($parser, $name) {
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switch ($name) {
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case 'XBEL':
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variable_set('xbview_title', $this->element['title']);
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$this->element = array('type' => XBVIEW_NONE);
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break;
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case 'TITLE':
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$this->title = FALSE;
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break;
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case 'FOLDER':
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case 'BOOKMARK':
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db_lock_table('xbookmark');
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db_query("INSERT INTO {xbookmark} (id, title, href, icon, type, parent) VALUES ('%d', '%s', '%s', '%s', '%s', '%d')",
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$this->element['id'], $this->element['title'], $this->element['href'], $this->element['icon'], $this->element['type'], $this->element['parent']);
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db_unlock_tables();
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$this->element = array_pop($this->stack);
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break;
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}
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}
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}
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