According to the Deadline, it's a "done deal" and this was also backed up by sources who spoke to The Wrap. Both sources also claim that Argo director Ben Affleck was in the running to take on one of cinemas most iconic franchises.
Furthermore, The Hollywood Reporter's Borys Kit tweeted that he'd heard the same news and that "negotiations [were] quite down the road". However, with no confirmation from Disney, this is nothing more than pure speculation at the moment. It was only last month than Abrams came out saying he wasn't going to take on the director's chair:
"There were the very early conversations and I quickly