1<?php
2/**
3 * Creole Plugin, listblock component: Creole style ordered and unordered lists
4 *
5 * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
6 * @author     Esther Brunner <wikidesign@gmail.com>
7 */
8
9use dokuwiki\Parsing\Handler\Lists;
10
11/**
12 * All DokuWiki plugins to extend the parser/rendering mechanism
13 * need to inherit from this class
14 */
15class syntax_plugin_creole_listblock extends DokuWiki_Syntax_Plugin {
16    var $eventhandler = NULL;
17
18    function getType() { return 'container'; }
19    function getPType() { return 'block'; }
20    function getSort() { return 9; }
21
22    function getAllowedTypes() {
23        return array('formatting', 'substition', 'disabled', 'protected');
24    }
25
26    function connectTo($mode) {
27        $this->Lexer->addEntryPattern(
28                '\n[ \t]*[\#\*](?!\*)',
29                $mode,
30                'plugin_creole_listblock'
31                );
32        $this->Lexer->addPattern(
33                '\n[ \t]*[\#\*\-]+',
34                'plugin_creole_listblock'
35                );
36    }
37
38    function postConnect() {
39        $this->Lexer->addExitPattern(
40                '\n',
41                'plugin_creole_listblock'
42                );
43    }
44
45    /**
46     * Constructor.
47     */
48    public function __construct() {
49        $this->eventhandler = plugin_load('helper', 'creole_eventhandler');
50    }
51
52    function handle($match, $state, $pos, Doku_Handler $handler) {
53        switch ($state) {
54            case DOKU_LEXER_ENTER:
55                $this->eventhandler->notifyEvent('open', 'list', NULL, $pos, $match, $handler);
56                $ReWriter = new Doku_Handler_Creole_List($handler->getCallWriter());
57                $handler->setCallWriter($ReWriter);
58                $handler->addCall('list_open', array($match), $pos);
59                break;
60            case DOKU_LEXER_EXIT:
61                $this->eventhandler->notifyEvent('close', 'list', NULL, $pos, $match, $handler);
62                $handler->addCall('list_close', array(), $pos);
63                $ReWriter = $handler->getCallWriter();
64                $ReWriter->process();
65                $handler->setCallWriter($ReWriter->getCallWriter());
66                break;
67            case DOKU_LEXER_MATCHED:
68                $handler->addCall('list_item', array($match), $pos);
69                break;
70            case DOKU_LEXER_UNMATCHED:
71                $handler->addCall('cdata', array($match), $pos);
72                break;
73        }
74        return true;
75    }
76
77    function render($mode, Doku_Renderer $renderer, $data) {
78        return true;
79    }
80}
81
82/* ----- Creole List Call Writer ----- */
83
84class Doku_Handler_Creole_List extends Lists {
85
86    function interpretSyntax($match, &$type) {
87        if (substr($match,-1) == '*') $type = 'u';
88        else $type = 'o';
89        $level = strlen(trim($match));  // Creole
90        if ($level <= 1) {
91            $c = count(explode('  ',str_replace("\t",'  ',$match)));
92            if ($c > $level) $level = $c; // DokuWiki
93        }
94        return $level;
95    }
96}
97// vim:ts=4:sw=4:et:enc=utf-8:
98