WordPress:Limit Administration Menus by Role

gistfile1.txt

function jb_remove_menus_by_role () {
    global $menu;
    global $current_user;
    $user_roles = $current_user->roles;
    $user_role = array_shift($user_roles);
    if($user_role == 'xxx') {
        $restricted = array(__('Dashboard'), __('Posts'), __('Media'), __('Links'), __('Pages'), __('Appearance'), __('Tools'), __('Users'), __('Settings'), __('Comments'), __('Plugins'));
        end ($menu);
        while (prev($menu)){
            $value = explode(' ',$menu[key($menu)][0]);
            if(in_array($value[0] != NULL?$value[0]:"" , $restricted)){unset($menu[key($menu)]);}
        } //end while
    }//end if
}
add_action('admin_menu', 'jb_remove_menus_by_role');