使用is_user_member_of_blog() 检查当前用户是否已分配到中的日志wp-admin/network/site-users.php. 然后钩住template_redirect 并运行测试：

add_action( \'template_redirect\', function() {

    if ( ! is_user_member_of_blog() )   
        die( \'Please ask the network administrator to get access to this blog.\' );
});