--- a/iro/model/offer.py	Sun Feb 19 17:47:39 2012 +0100
+++ b/iro/model/offer.py	Sun Feb 19 17:49:00 2012 +0100
@@ -1,5 +1,4 @@
 from .dbdefer import dbdefer
-from sqlalchemy import and_
 
 import schema
 from ..config import config
@@ -27,7 +26,7 @@
         p=getProvider(provider,config.get(provider,"typ"),config.items(provider))
         for t in p.typs:
             for r in p.typs[t]:
-                n = session.query(schema.Offer.name).filter(and_(schema.Offer.provider==provider, schema.Offer.route==r, schema.Offer.typ==t)).scalar()
+                n = schema.Offer.get(session, provider, r, t).name
                 offers[n]=Offer(provider=p,route=r,typ=t,name=n)
         providers[provider]=p