def register_extensions(flask_app):
"""
Register Flask extensions.
"""
Babel(flask_app) # Babel is currently only used with Flask-Admin.
CSRFProtect(flask_app) # Enable CSRF protection globally.
mandrill = Mandrill()
mandrill.init_app(flask_app)
flask_app.extensions[
'mandrill'] = mandrill # Provide easy access to the mandrill extension in Blueprints.
login_manager.init_app(flask_app)
init_social(flask_app, db_session)
