Rename local key and suggest fedireads connectors

fedireads/books_manager.py

@@ -2,14 +2,13 @@
 import importlib
 
 from fedireads import models
-from fedireads.connectors.settings import CONNECTORS
 
 
 def get_or_create_book(key):
     ''' pull up a book record by whatever means possible '''
     try:
         book = models.Book.objects.select_subclasses().get(
-            local_key=key
+            fedireads_key=key
         )
         return book
     except models.Book.DoesNotExist:
@@ -32,6 +31,7 @@ def get_connector(book=None):
     else:
         connector_info = models.Connector.objects.first()
 
-    classname = CONNECTORS[connector_info.name]['classname']
-    connector = importlib.import_module(classname)
-    return connector.Connector()
+    connector = importlib.import_module(
+        'fedireads.connectors.%s' % connector_info.connector_file
+    )
+    return connector.Connector(connector_info.identifier)