public static function callbackName($echo, $tr)
 {
     static $show = null;
     if ($show === null) {
         $show = (bool) Configuration::get('PP_TEMPLATE_NAME_IN_CATALOG');
     }
     if ($show) {
         $id_pp_template = PP::getProductTemplateId($tr);
         if ($id_pp_template > 0) {
             PP::getAdminProductsTemplates(PP::getProductTemplateId($tr));
             $name = PP::getTemplateName($id_pp_template, true);
             if ($name != '') {
                 static $template_title = null;
                 if ($template_title === null) {
                     $module = Module::getInstanceByName('pproperties');
                     $translations = $module->getTranslations('AdminProductsController');
                     $template_title = $translations['template_title'];
                 }
                 return $echo . '<br><span class="pp_list_template" title="' . $template_title . '"><i class="icon-template"></i>' . PP::safeOutputLenient($name) . '</span>';
             }
         }
     }
     return $echo;
 }