source: plugins/kUtRL/inc/lib.wiki.kutrl.php @ 2190

<?php
# -- BEGIN LICENSE BLOCK ----------------------------------
# This file is part of kUtRL, a plugin for Dotclear 2.
# 
# Copyright (c) 2009-2010 JC Denis and contributors
# jcdenis@gdwd.com
# 
# Licensed under the GPL version 2.0 license.
# A copy of this license is available in LICENSE file or at
# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
# -- END LICENSE BLOCK ------------------------------------

# This file contents class to shorten url pass through wiki

if (!defined('DC_RC_PATH')){return;}

class kutrlWiki
{
     public static function coreInitWiki($wiki2xhtml)
     {
          global $core;
          $s = kutrlSettings($core);

          # Do nothing on comment preview and post preview
          if (!empty($_POST['preview']) 
           || !empty($GLOBALS['c_ctx']) && $GLOBALS['c_ctx']->preview) return;

          if (!$s->kutrl_active || !$s->kutrl_wiki_service 
           || !isset($core->kutrlServices[$s->kutrl_wiki_service])) return;

          try {
               $kut = new $core->kutrlServices[$s->kutrl_wiki_service]($core,$s->kutrl_limit_to_blog);
          }
          catch (Exception $e) {
               return;
          }

          foreach($kut->allowed_protocols as $protocol)
          {
               $wiki2xhtml->registerFunction(
                    'url:'.$protocol,
                    array('kutrlWiki','transform')
               );
          }
     }

     public static function transform($url,$content)
     {
          global $core;
          $s = kutrlSettings($core);

          if (!$s->kutrl_active || !$s->kutrl_wiki_service 
           || !isset($core->kutrlServices[$s->kutrl_wiki_service])) return;

          try {
               $kut = new $core->kutrlServices[$s->kutrl_wiki_service]($core,$s->kutrl_limit_to_blog);
          }
          catch (Exception $e) {
               return array();
          }

          $rs = $kut->hash($url);

          if (!$rs)
          {
               return array();
          }
          else
          {
               $res = array();
               $testurl = strlen($rs->url) > 35 ? substr($rs->url,0,35).'...' : $rs->url;
               $res['url'] = $kut->url_base.$rs->hash;
               $res['title'] = sprintf(__('%s (Shorten with %s)'),$rs->url,__($kut->name));
               if ($testurl == $content) $res['content'] = $res['url'];

               # Send new url by libDcTwitter
               if ($s->kutrl_twit_onwiki) {
                    $user = !defined('DC_CONTEXT_ADMIN') ? __('public') : $core->auth->getInfo('user_cn');
                    $twit = libDcTwitter::getMessage('kUtRL');
                    $twit = str_replace(array('%L','%B','%U'),array($res['url'],$core->blog->name,$user),$twit);
                    libDcTwitter::sendMessage('kUtRL',$twit);
               }

               return $res;
          }
     }
}
?>