Use the search and you'll find it.
/**
* XOOPS multi-language string and encoding handling class
*
* @copyright The XOOPS projecthttps://xoops.org/
* @licensehttp://www.fsf.org/copyleft/gpl.html GNU public license
* @package language
* @version $Id: local.php 108 2006-03-23 17:41:10Z phppp $
* @author D.J. (phppp)
* @since 2.2
*/
$xoopsTpl->assign('user_avatarurl', 'uploads/'.$thisUser->getVar('user_avatar'));
For me the logical thing is that if you do not want that they see the article, you do not want either they see the title.