2 @providers = ["openid"]
3 @providers << "google" if Settings.key?(:google_auth_id)
4 @providers << "facebook" if Settings.key?(:facebook_auth_id)
5 @providers << "microsoft" if Settings.key?(:microsoft_auth_id)
6 @providers << "github" if Settings.key?(:github_auth_id)
7 @providers << "wikipedia" if Settings.key?(:wikipedia_auth_id)