I'm not keenly familiar with Wordpress API, but it doesn't look like it. From their documentation it looks like a pretty standard ACL. With ACL you usually pus

I'm not keenly familiar with Wordpress API, but it doesn't look like it. From their documentation it looks like a pretty standard ACL. With ACL you usually push permissions into the list when you load a new module/plugin. With functional approach, client-side code only queries permissions, never writes them. That's not the only difference, but it's the biggest one.