Asana Python Social Auth

asana.py

import json
import urllib.error
import urllib.parse
import urllib.request

from social.backends.oauth import BaseOAuth2


class AsanaOAuth2(BaseOAuth2):
    """Asana OAuth authentication backend"""
    name = 'asana'
    AUTHORIZATION_URL = 'https://app.asana.com/-/oauth_authorize'
    ACCESS_TOKEN_URL = 'https://app.asana.com/-/oauth_token'
    ACCESS_TOKEN_METHOD = 'POST'
    REDIRECT_STATE = False
    REFRESH_TOKEN_URL = 'https://app.asana.com/-/oauth_token'
    REFRESH_TOKEN_METHOD = 'POST'
    EXTRA_DATA = [
        ('expires_in', 'expires_in',),
        ('token_type', 'token_type',),
        ('refresh_token', 'refresh_token',),
        ('data', 'data',),
    ]

    # from social.apps.django_app.utils import load_strategy
    # strategy = load_strategy()
    # sa = user.social_auth.get(provider='asana')
    # sa.refresh_token(strategy)

    # REQUIRES_EMAIL_VALIDATION = True
    # EXTRA_DATA = []
    # RESPONSE_TYPE = ''

    def get_user_details(self, response):
        data = response.get('data')
        return {
            'email': data.get('email'),
            'id': data.get('id'),
            'name': data.get('name'),
            'photo': data.get('photo'),
            'workspaces': data.get('workspaces')
        }

    def user_data(self, access_token, *args, **kwargs):
        url = 'https://app.asana.com/api/1.0/users/me'
        headers = {"Authorization": "Bearer %s" % access_token}
        req = urllib.request.Request(url, headers=headers)
        response = urllib.request.urlopen(req)
        return json.load(response)