getModuleSql()) { foreach ($sql as $query) { if ($query) { if (!Db::getInstance()->execute(trim($query))) { return false; } } } } return true; } public function dropTables() { return Db::getInstance()->execute( 'DROP TABLE IF EXISTS `'._DB_PREFIX_.'htl_custom_navigation_link`, `'._DB_PREFIX_.'htl_custom_navigation_link_lang`' ); } }