Server: Add missing negation

k4ever/api2/handlers.py

@@ -74,7 +74,7 @@ class BuyableItemHandler(BaseHandler):
 		amount = getInt(request.data, 'amount', 1)
 		if amount < 1:
 			return rc.BAD_REQUEST
-		if item.hasDeposit() and deposit > 0:
+		if not item.hasDeposit() and deposit > 0:
 			return rc.BAD_REQUEST # this is just the user being plain stupid
 		order = Order()
 		order.create(request.user)