Check out the SMF Function DB!
// the [member] list button
// the [staff list] button if ($context['allow_view_stafflist']) echo '<li><a href="', $scripturl, '?action=staff">' , $txt['smfstaff_stafflist'] , '</a></li>';
// the [Articles] button if ($context['allow_view_smfarticles']) echo '<li><a href="', $scripturl, '?action=articles">' , $txt['smfarticles_menu'] , '</a></li>';
// Invite MOD. if (allowedTo('invite')) { global $modSettings; echo '<li><a href="', $scripturl, '?action=invite">' , (!empty($modSettings['invite_menu_title']) ? $modSettings['invite_menu_title'] : $txt['invite_title']) , '</a></li>';}
// the [shop] button echo '<li><a href="', $scripturl, '?action=shop">Shop</a></li>' , $current_action == 'shop' ? '' : '';