Could have collisions, no location lookup by name

db_classes.py

@@ -307,11 +307,12 @@ def checkout(user, barcode, loc=None):
         loc = None
     if itm:
         itm.checkout = True
+        if user is not False:
             itm.checkout_user = user
         itm.checkout_loc = loc
         itm.save()
         itmdict = item.select().where(item.barcode==itm.barcode).dicts()[0]
-        itmdict["location"] = fancy_location(item.select().where(item.barcode==itm["barcode"])[0].loc)
+        itmdict["location"] = fancy_location(item.select().where(item.barcode==itmdict["barcode"])[0].loc)
         search.add_document(itmdict)
         return itm
     else:
@@ -324,12 +325,13 @@ def checkin(user, barcode, loc=None):
     if itm:
         print("Found", itm.fullname)
         itm.checkout = False
+        if user is not False:
             itm.last_user = user
         if loc is not None:
             itm.loc = loc
         itm.save()
         itmdict = item.select().where(item.barcode==itm.barcode).dicts()[0]
-        itmdict["location"] = fancy_location(item.select().where(item.barcode==itm["barcode"])[0].loc)
+        itmdict["location"] = fancy_location(item.select().where(item.barcode==itmdict["barcode"])[0].loc)
         search.add_document(itmdict)
         return itm
     else: