Less hacky implementation of the language selection

anwiki/_override/contentclasses/contentclass_menu/contentclass_menu.tpl.php

 <?php
 
 class AnwTemplateOverride_contentclass_menu extends AnwTemplateDefault_contentclass_menu
 {
   private $firstItem;
 
   function openMenu()
   {
     $this->firstItem = true;
 
@@ skipping 68 matching lines @@
 
   private function getLanguages()
   {
     $languages = array();
 
     $currentPageName = AnwActionPage::getCurrentPageName();
     if (!AnwPage::isValidPageName($currentPageName))
       return $languages;
 
     $currentPage = new AnwPageByName($currentPageName);
+    if (!$currentPage->exists())
+      return $languages;
+
     $pages = $currentPage->getPageGroup()->getPages();
     $translationThreshold = AnwComponent::globalCfgViewUntranslatedMinpercent();
     foreach ($pages as $page)
     {
       if ($page->isActionAllowed('view'))
       {
         $current = ($page->getName() == $currentPageName);
         $online = ($page->getTranslatedPercent() >= $translationThreshold);
         $linkStyle = ($online ? '' : ' style="text-decoration:line-through;"');
         $lang = $this->xQuote($page->getLang());
@@ skipping 68 matching lines @@
   function closeMenu()
   {
     $HTML = <<<EOF
 </ul>
 EOF;
     return $HTML;
   }
 }
 
 ?>