includes/wikiengine/Parse/Mediawiki/Toc.php
author Dan
Thu, 17 Jan 2008 02:03:33 -0500
changeset 349 fdaf9070566c
parent 1 fe660c52c48f
permissions -rw-r--r--
More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.

<?php

/**
* 
* Looks through parsed text and builds a table of contents.
* 
* @category Text
* 
* @package Text_Wiki
* 
* @author Paul M. Jones <pmjones@php.net>
* 
* @license LGPL
* 
* @version $Id: Toc.php,v 1.4 2005/05/28 21:33:02 pmjones Exp $
* 
*/

/**
* 
* Looks through parsed text and builds a table of contents.
* 
* This class implements a Text_Wiki_Parse to find all heading tokens and
* build a table of contents.  The [[toc]] tag gets replaced with a list
* of all the level-2 through level-6 headings.
*
* @category Text
* 
* @package Text_Wiki
* 
* @author Paul M. Jones <pmjones@php.net>
* 
*/


class Text_Wiki_Parse_Toc extends Text_Wiki_Parse {
    
    
    /**
    * 
    * The regular expression used to parse the source text and find
    * matches conforming to this rule.  Used by the parse() method.
    * 
    * @access public
    * 
    * @var string
    * 
    * @see parse()
    * 
    */
    
    var $regex = "/\n\[\[toc( .*)?\]\]\n/m";
    
    
    /**
    * 
    * Generates a replacement for the matched text.
    *  
    * Token options are:
    * 
    * 'type' => ['list_start'|'list_end'|'item_start'|'item_end'|'target']
    *
    * 'level' => The heading level (1-6).
    *
    * 'count' => Which entry number this is in the list.
    * 
    * @access public
    *
    * @param array &$matches The array of matches from parse().
    *
    * @return string A token indicating the TOC collection point.
    *
    */
    
    function process(&$matches)
    {
        $count = 0;
        
        if (isset($matches[1])) {
            $attr = $this->getAttrs(trim($matches[1]));
        } else {
            $attr = array();
        }
        
        $output = $this->wiki->addToken(
            $this->rule,
            array(
                'type' => 'list_start',
                'level' => 0,
                'attr' => $attr
            )
        );
        
        foreach ($this->wiki->getTokens('Heading') as $key => $val) {
            
            if ($val[1]['type'] != 'start') {
                continue;
            }
            
            $options = array(
                'type'  => 'item_start',
                'id'    => $val[1]['id'],
                'level' => $val[1]['level'],
                'count' => $count ++
            );
            
            $output .= $this->wiki->addToken($this->rule, $options);
            
            $output .= $val[1]['text'];
            
            $output .= $this->wiki->addToken(
                $this->rule,
                array(
                    'type' => 'item_end',
                    'level' => $val[1]['level']
                )
            );
        }
        
        $output .= $this->wiki->addToken(
            $this->rule, array(
                'type' => 'list_end',
                'level' => 0
            )
        );
        
        return "\n$output\n";
    }
}
?>