dokuwiki-plugin-semantic/syntax.php
2015-11-21 16:28:21 +01:00

54 lines
1.4 KiB
PHP

<?php
/**
* Semantic plugin: Add Schema.org News Article using JSON-LD
*
* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
* @author Giuseppe Di Terlizzi <giuseppe.diterlizzi@gmail.com>
*/
// must be run within Dokuwiki
if (!defined('DOKU_INC')) die();
if (!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'lib/plugins/');
class syntax_plugin_semantic extends DokuWiki_Syntax_Plugin {
private $macros = array(
'~~NewsArticle~~', '~~Article~~', '~~TechArticle~~',
'~~BlogPosting~~', '~~Recipe~~', '~~NOSEMANTIC~~'
);
function getType() { return 'substition'; }
function getSort() { return 99; }
function connectTo($mode) {
foreach ($this->macros as $macro) {
$this->Lexer->addSpecialPattern($macro, $mode, 'plugin_semantic');
}
}
function handle($match, $state, $pos, Doku_Handler $handler) {
return array($match, $state, $pos);
}
function render($mode, Doku_Renderer $renderer, $data) {
if ($mode == 'metadata') {
list($match, $state, $pos) = $data;
if ($match == '~~NOSEMANTIC~~') {
$renderer->meta['plugin']['semantic']['enabled'] = false;
} else {
$renderer->meta['plugin']['semantic']['schema.org']['type'] = trim(str_replace('Schema.org/', '', $match), '~~');
$renderer->meta['plugin']['semantic']['enabled'] = true;
}
}
return false;
}
}