I can call him greatgreatgreatgrandfather if that's more convenient to you.
It's definitely in the shady area. And what do you do with shady things? You don't go public. The relation player-coach is one thing but coach-president is even a level further up the shady ranks. Instead of creating that platform to accomplish stability, Laporta is exactly doing the opposite.
If Pep has to go public with it, (way) before the elections, he also has to accompany his extension with a remark that he does not support any candidate in particular (otherwise some Laporta homeboy will call the scalp) ... not exactly a nice start of the diplomatic relations with your future president.