Xavier, it is restorable to 92/96 configuration.  The CMP sells new made rifle and carbine length Criterion brand barrels, and forearms to graft on are available on ebay or here:    (You need to Login

The only other thing that would be needed is an upper band/stacking swivel.  The Criterion barrels come without the front sight stud and the sight screws are a different thread.  S&S Firearms sells new made sight studs, I think.  The 92 forearm would not have had lightening cuts in the bottom, maybe contacting them at the link above you could get one without the lightening cuts in the barrel channel.