forked from lisps/pageimage
/
syntax.php
61 lines (52 loc) · 1.79 KB
/
syntax.php
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<?php
/**
* DokuWiki Plugin tagfilter (Syntax Component)
*
* Usage: ~~PAGEIMAGE:xxx~~
*
* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
* @author lisps
*/
// must be run within Dokuwiki
if (!defined('DOKU_INC')) die();
if (!defined('DOKU_LF')) define('DOKU_LF', "\n");
if (!defined('DOKU_TAB')) define('DOKU_TAB', "\t");
if (!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'lib/plugins/');
require_once(DOKU_PLUGIN.'syntax.php');
class syntax_plugin_pageimage extends DokuWiki_Syntax_Plugin {
var $tags = array();
function getType() { return 'substition'; }
function getSort() { return 305; }
function getPType() { return 'block';}
function connectTo($mode) {
$this->Lexer->addSpecialPattern('~~PAGEIMAGE:.*?~~', $mode, 'plugin_pageimage');
}
function handle($match, $state, $pos, Doku_Handler &$handler) {
$image = trim(substr($match, 12, -2)); // strip markup & whitespace
$image = cleanID($image);
if(!$image) return false;
return $image;
}
/**
* Render xhtml output or metadata
*
* @param string $mode Renderer mode (supported modes: xhtml and metadata)
* @param Doku_Renderer $renderer The renderer
* @param array $data The data from the handler function
* @return bool If rendering was successful.
*/
function render($mode, Doku_Renderer &$renderer, $data) {
if ($data === false) return false;
// XHTML output
if ($mode == 'xhtml') {
//$renderer->doc .= $data;
return false;
// for metadata renderer
} elseif ($mode == 'metadata') {
$renderer->meta['pageimage'] = $data;
return true;
}
return false;
}
}
// vim:ts=4:sw=4:et: