cleaned up oauth2 offline token migration code

sickrage/core/databases/cache/migrations/versions/010_Remove_OAuth2Token_Table.py

@@ -31,20 +31,25 @@ def upgrade():
  with op.get_context().begin_transaction():
  for row in conn.execute(oauth2_token.select()):
  refresh_token = row.refresh_token
+ if refresh_token:
+ break
 
  if refresh_token:
  certs = sickrage.app.auth_server.certs()
- new_token = sickrage.app.auth_server.refresh_token(refresh_token)
- decoded_token = sickrage.app.auth_server.decode_token(new_token['access_token'], certs)
- apikey = decoded_token['apikey']
-
- try:
- session = sickrage.app.config.db.session()
- general = session.query(ConfigDB.General).one()
- general.sso_api_key = apikey
- session.commit()
- except orm.exc.NoResultFound:
- pass
+ if certs:
+ new_token = sickrage.app.auth_server.refresh_token(refresh_token)
+ if new_token:
+ decoded_token = sickrage.app.auth_server.decode_token(new_token['access_token'], certs)
+ apikey = decoded_token.get('apikey')
+
+ try:
+ if apikey:
+ session = sickrage.app.config.db.session()
+ general = session.query(ConfigDB.General).one()
+ general.sso_api_key = apikey
+ session.commit()
+ except orm.exc.NoResultFound:
+ pass
 
  if conn.engine.dialect.has_table(conn.engine, 'oauth2_token'):
  op.drop_table('oauth2_token')