Social Connect to Flask

root.py

# app/views/root.py
# -*- coding: utf-8 -*-

# Check Return data
# Facebook return data (https://developers.facebook.com/docs/reference/api/user/)
# Twitter Verify Credential return data (https://dev.twitter.com/docs/api/1.1/get/account/verify_credentials)

from flask import (
    Blueprint,
    redirect,
    render_template,
    session,
    url_for,
    request,
    current_app,
    send_file,
    send_from_directory,
    flash
)
import twitter
from flask_oauth import OAuth

reload(sys)
sys.setdefaultencoding("utf-8")


app = Blueprint('root', __name__)

oauth = OAuth()


mainurl = 'http://yourserver.com'  # It is your server root url. Do not add '/' at the last.

# Social Token
# Facebook -> developer.facebook.com
# Twitter -> dev.twitter.com
FACEBOOK_APP_ID = ''
FACEBOOK_APP_SECRET = ''
TWITTER_CK = ''
TWITTER_CS = ''

facebook = oauth.remote_app('facebook',
    base_url='https://graph.facebook.com/',
    request_token_url=None,
    access_token_url='/oauth/access_token',
    authorize_url='https://www.facebook.com/dialog/oauth',
    consumer_key=FACEBOOK_APP_ID,
    consumer_secret=FACEBOOK_APP_SECRET,
    request_token_params={'scope': ('email, ')}
)

twitterauth = oauth.remote_app('twitter',
    base_url='https://api.twitter.com/1.1/',
    request_token_url='https://api.twitter.com/oauth/request_token',
    access_token_url='https://api.twitter.com/oauth/access_token',
    authorize_url='https://api.twitter.com/oauth/authenticate',
    consumer_key=TWITTER_CK,
    consumer_secret=TWITTER_CS
)


############################# FACEBOOK #############################

@app.route("/login/facebook_login")
def login_facebook_login():
        return facebook.authorize(callback= mainurl + '/login/facebook_authorized')

@app.route('/login/facebook_authorized')
@facebook.authorized_handler
def login_facebook_authorized(resp):
        if resp is None:
                return 'Access denied: reson=%s error=%s' % (
                        request.args['error_reason'],
                        request.args['error_description']
                )
        session['oauth_token'] = (resp['access_token'], '')
        me = facebook.get('/me')

        return "username = %s / name = %s / email = %s" % (me.data['username'], me.data['name'], me.data['email'])

@app.route("/signup/facebook_login")
def signup_facebook_login():
        return facebook.authorize(callback= mainurl + '/signup/facebook_authorized')

@app.route('/signup/facebook_authorized')
@facebook.authorized_handler
def signup_facebook_authorized(resp):
        if resp is None:
                return 'Access denied: reason=%s error=%s' % (
                        request.args['error_reason'],
                        request.args['error_description']
                )
        session['oauth_token'] = (resp['access_token'], '')
        me = facebook.get('/me')
        
        # If you want to know about all of facebook api return data, See README.md

        return render_template("signup.html", idd=me.data['username'], name=me.data['name'], email=me.data['email'])


@facebook.tokengetter
def get_facebook_oauth_token():
        return session.get('oauth_token')
        
############################# FACEBOOK FIN #############################
        


############################# TWITTER #############################


@app.route('/login/twitter_login')
def login_twitter_login():
        return twitterauth.authorize(callback= mainurl + '/login/twitter_authorized')

@app.route('/login/twitter_authorized')
@twitterauth.authorized_handler
def login_twitter_authorized(resp):
        if resp is None:
                return 'Denied the request to sign in'

        t = twitter.Twitter(auth=twitter.OAuth(resp['oauth_token'], resp['oauth_token_secret'], TWITTER_CK, TWITTER_CS))

        ud = t.account.verify_credentials()

        return 'username = %s / id = %s / userid = %s ' % (ud['name'], resp['screen_name'], ud['id'])

@app.route('/signup/twitter_login')
def signup_twitter_login():
        return twitterauth.authorize(callback= mainurl + '/signup/twitter_authorized')

@app.route('/signup/twitter_authorized')
@twitterauth.authorized_handler
def signup_twitter_authorized(resp):
        if resp is None:
                return 'You denied the request to sign in'

        t = twitter.Twitter(auth=twitter.OAuth(resp['oauth_token'], resp['oauth_token_secret'], TWITTER_CK, TWITTER_CS))

        ud = t.account.verify_credentials()
        
        # If you want to know all of Twitter return data, See README.md & type command in your server "pydoc twitter"
        
        return render_template("signup.html", idd=resp['screen_name'], name=ud['name'])

@twitterauth.tokengetter
def get_twitter_token(token=None):
        return session.get('twitter_token')
        
        
############################# TWITTER FIN #############################