Flask Framework Cookbook - Second Edition

How to do it...

To enable Facebook authentication for your application, follow these steps:

1. As always, start with the configuration part in my_app/__init__.py. Add the following lines of code; do not remove or edit anything else unless you are confident of the change:

app.config["FACEBOOK_OAUTH_CLIENT_ID"] = 'my facebook app ID'app.config["FACEBOOK_OAUTH_CLIENT_SECRET"] = 'my facebook app secret'from my_app.auth.views import facebook_blueprint
app.register_blueprint(facebook_blueprint) 

In the preceding code snippet, we used Flask-Dance with our application for authentication. This blueprint will be created in the views file, which we will cover next.

2. Now modify the views, that is, my_app/auth/views.py, as follows:

from flask_dance.contrib.facebook ...