1<?php
2/**
3 * HTML Comment Plugin: allows HTML comments to be retained in the output
4 *
5 * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
6 * @author     Christopher Arndt <chris@chrisarndt.de>
7 *             Danny Lin         <danny0838@gmail.com>
8 */
9
10if(!defined('DOKU_INC')) define('DOKU_INC',realpath(dirname(__FILE__).'/../../').'/');
11if(!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'lib/plugins/');
12require_once(DOKU_PLUGIN.'syntax.php');
13
14/**
15 * All DokuWiki plugins to extend the parser/rendering mechanism
16 * need to inherit from this class
17 */
18class syntax_plugin_htmlcomment extends DokuWiki_Syntax_Plugin {
19
20    function getType() { return 'substition'; }
21
22    function getSort() { return 325; }
23
24    function connectTo($mode) {
25        $this->Lexer->addSpecialPattern("<\!--.*?-->", $mode, 'plugin_htmlcomment');
26    }
27
28    function handle($match, $state, $pos, Doku_Handler $handler) {
29        if ($state == DOKU_LEXER_SPECIAL) {
30             // strip <!-- from start and --> from end
31            $match = substr($match,4,-3);
32            return array($state, $match);
33        }
34        return array();
35    }
36
37    function render($mode, Doku_Renderer $renderer, $data) {
38        if ($mode == 'xhtml') {
39            list($state, $match) = $data;
40            if ($state == DOKU_LEXER_SPECIAL) {
41                $renderer->doc .= '<!--'.$match.'-->';
42            }
43            return true;
44        }
45        return false;
46    }
47}
48
49?>
50