hey just reading your post, i am student in belfast currently i finished for summer but i initially found it hard to get some smoke in belfast but after a mate gave me few numbers to ring i eventually found a man i been using for 4-5 months now, theres alot there but its just hard to get right contacts, he usually can get me both weed and resin bought 40 quid for half ounce of resign and 25 quid for bag of weed usually of good quality, i see u have said u went looking for smoke but couldnt find any, i heard a few people telling me that laverys bar is meant to be a good spot but other than that im not sure where else, hope i have helped you a little bit any. heres link to google map of where laverys is
pubs loc: Belfast, UK - Google Maps

hope you get sorted. peace