<?php

// vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4:

/**

 * Toc rule end renderer for Xhtml

 *

 * PHP versions 4 and 5

 *

 * @category   Text

 * @package    Text_Wiki

 * @author     Paul M. Jones <pmjones@php.net>

 * @license    http://www.gnu.org/copyleft/lesser.html  LGPL License 2.1

 * @version    CVS: $Id: Toc.php,v 1.9 2005/07/30 08:03:29 toggg Exp $

 * @link       http://pear.php.net/package/Text_Wiki

 */

/**

 * This class inserts a table of content in XHTML.

 *

 * @category   Text

 * @package    Text_Wiki

 * @author     Paul M. Jones <pmjones@php.net>

 * @license    http://www.gnu.org/copyleft/lesser.html  LGPL License 2.1

 * @version    Release: @package_version@

 * @link       http://pear.php.net/package/Text_Wiki

 */

class Text_Wiki_Render_Xhtml_Toc extends Text_Wiki_Render {

    var $conf = array(

        'css_list' => null,

        'css_item' => null,

        'title' => '<strong>Table of Contents</strong>',

        'div_id' => 'toc',

        'collapse' => true

    );

    var $min = 2;

    /**

    *

    * Renders a token into text matching the requested format.

    *

    * @access public

    *

    * @param array $options The "options" portion of the token (second

    * element).

    *

    * @return string The text rendered from the token options.

    *

    */

    function token($options)

    {

        // type, id, level, count, attr

        extract($options);

        switch ($type) {

        case 'list_start':

            $css = $this->getConf('css_list');

            $html = '';

            // collapse div within a table?

            if ($this->getConf('collapse')) {

                $html .= '<table border="0" cellspacing="0" cellpadding="0">';

                $html .= "<tr><td>\n";

            }

            // add the div, class, and id

            $html .= '<div';

            if ($css) {

                $html .= " class=\"$css\"";

            }

            $div_id = $this->getConf('div_id');

            if ($div_id) {

                $html .= " id=\"$div_id\"";

            }

            // add the title, and done

            $html .= '>';

            $html .= $this->getConf('title');

            return $html;

            break;

        case 'list_end':

        	if ($this->getConf('collapse')) {

        	    return "\n</div>\n</td></tr></table>\n\n";

        	} else {

                return "\n</div>\n\n";

            }

            break;

        case 'item_start':

            $html = "\n\t<div";

            $css = $this->getConf('css_item');

            if ($css) {

                $html .= " class=\"$css\"";

            }

            $pad = ($level - $this->min);

            $html .= " style=\"margin-left: {$pad}em;\">";

            $html .= "<a href=\"#$id\">";

            return $html;

            break;

        case 'item_end':

            return "</a></div>";

            break;

        }

    }

}

?>