def facebook_authorized(resp): next_url = request.args.get('next') or url_for('index') if resp is None: #flash(u'You denied the request to sign in.') return redirect(next_url) session['facebook_token'] = (resp['access_token'], '') res = facebook.get('/me').data user = User.by_facebook_id(res['id']) if user is None: user_data = { 'facebook_id': res['id'], 'screen_name': res['username'], 'email': res['email'], 'name': res['name'] } user = User.create(user_data) db.session.commit() session['user_id'] = user.id return redirect(next_url)