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syntax.php
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syntax.php
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<?php
/**
* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
* @author Andreas Gohr <gohr@cosmocode.de>
*/
// must be run within Dokuwiki
if(!defined('DOKU_INC')) die();
if(!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'lib/plugins/');
require_once(DOKU_PLUGIN.'syntax.php');
/**
* All DokuWiki plugins to extend the parser/rendering mechanism
* need to inherit from this class
*/
class syntax_plugin_cryptsign extends DokuWiki_Syntax_Plugin {
/**
* What kind of syntax are we?
*/
function getType(){
return 'substition';
}
/**
* What about paragraphs?
*/
function getPType(){
return 'normal';
}
/**
* Where to sort in?
*/
function getSort(){
return 155;
}
/**
* Connect pattern to lexer
*/
function connectTo($mode) {
$this->Lexer->addSpecialPattern('\{\{[^{]+\$\$[a-f0-9]{32}--.+?\$\$\}\}',$mode,'plugin_cryptsign');
}
/**
* Handle the match
*/
function handle($match, $state, $pos, Doku_Handler $handler){
global $ID;
$match = substr($match,2,-4);
$pos = strrpos($match,'$$');
$text = trim(substr($match,0,$pos));
$sig = substr($match,$pos+2,32);
$user = substr($match,$pos+36);
$check = md5($ID.$user.trim($text).auth_cookiesalt());
return array(
'text' => $text,
'user' => $user,
'valid' => ($sig == $check)
);
}
/**
* Create output
*/
function render($format, Doku_Renderer $R, $data) {
if($format != 'xhtml') return false;
$user = strip_tags(editorinfo($data['user']));
if($data['valid']){
$msg = sprintf($this->getLang('valid'),$user);
$R->doc .= '<span class="sig_valid" title="'.$msg.'">';
}else{
$msg = sprintf($this->getLang('invalid'),$user);
$R->doc .= '<span class="sig_invalid" title="'.$msg.'">';
}
$R->cdata($data['text']);
$R->doc .= '</span>';
return true;
}
}
//Setup VIM: ex: et ts=4 enc=utf-8 :