Authorization through a social network, repost and subscription to a group. Maybe?

Question

Facebook

There is a task:
Authorize through a social network and also by asking or not asking the user to automatically subscribe to a group on a social network and make a repost on his page.
Will social media APIs allow this? If not, how to bypass the restriction?
In general, tell the guys and direct them on the right path ...
Thanks for all the answers.

Answer 1

All that is possible and impossible is described in the documentation .

Answer 2

Will social media APIs allow this?

No

If not, how to bypass the restriction?

no way

point me to the right path...

don't do bad things