/**
  * Shows the module builder
  */
 public function action_admin_builder()
 {
     // Set Pagetitle and Breadcrumbs
     Clansuite_Breadcrumb::add(_('Builder'), '/modulemanager/admin/builder');
     $existing_modules_js = '[';
     $module_dirs = Clansuite_ModuleInfoController::getModuleDirectories();
     foreach ($module_dirs as $key => $value) {
         $existing_modules_js .= '"' . str_replace(strtolower(ROOT_MOD), '', strtolower($value)) . '",';
     }
     $existing_modules_js = preg_replace('#,$#', ']', $existing_modules_js);
     $view = $this->getView();
     $view->assign('existing_modules_js', $existing_modules_js);
     $this->display();
 }