EngineGP/system/library/users.php

<?php
    if(!DEFINED('EGP'))
        exit(header('Refresh: 0; URL=http://'.$_SERVER['SERVER_NAME'].'/404'));

    class users
    {
        public static function ava($user)
        {
            global $cfg;

            $file = 'upload/avatars/'.$user.'.';
            $link = $cfg['http'].'upload/avatars/'.$user.'.';

            if(file_exists(ROOT.$file.'jpg'))
                return $link.'jpg';

            if(file_exists(ROOT.$file.'png'))
                return $link.'png';

            if(file_exists(ROOT.$file.'gif'))
                return $link.'gif';

            return $cfg['http'].'template/images/avatar.png';
        }

        public static function nav($active)
        {
            global $cfg, $html;

            $aUnit = array('index', 'settings', 'auth', 'logs', 'security');

            $html->get('gmenu', 'sections/user');

                $html->set('home', $cfg['http']);

                foreach($aUnit as $unit)
                    if($unit == $active) $html->unit($unit, 1); else $html->unit($unit);

            $html->pack('main');

            $html->get('vmenu', 'sections/user');

                $html->set('home', $cfg['http']);

                foreach($aUnit as $unit)
                    if($unit == $active) $html->unit($unit, 1); else $html->unit($unit);

            $html->pack('vmenu');

            return NULL;
        }
    }
?>