fixed goodreads loader

core/goodreads.py

@@ -13,6 +13,7 @@ import django.utils.encoding
 
 import regluit.core
 from regluit.core import bookloader
+from regluit.core import models
 
 # import parse_qsl from cgi if it doesn't exist in urlparse
 try:
@@ -286,8 +287,7 @@ def load_goodreads_shelf_into_wishlist(user, shelf_name='all', goodreads_user_id
             link = review['book']['link']
             match = re.search('/show/(\d+)', link)
             if match:
-                edition.goodreads_id = match.group(1)
-                edition.save()
+                identifier= models.Identifier.get_or_add(type = 'gdrd', value = match.group(1), edition = edition, work = edition.work)
                 user.wishlist.add_work(edition.work, 'goodreads')
                 logger.info("Work with isbn %s added to wishlist.", isbn)
             else: