It's crazy to me to think that anyone, codie, addict, or alcoholic, can live in recovery without some kind of program. Does it have to be inpatient NA/AA? No... but it needs to be something but all of that is besides the point because it's his side of the street.
It isn't stupid to say that he will feel victory over coming home because it's true. If he can have both a family and drugs he will choose both. Every. stinkin. time. It lets him say "Im not bad..."