Google Contacts API OAuth - Django Views

views.py

from django.http import HttpResponse, HttpResponseRedirect
from settings import CONSUMER_KEY, CONSUMER_SECRET, SCOPES, URL
import gdata.contacts.client
import gdata

def index(request):
    client = gdata.contacts.client.ContactsClient(source='yo')
    if 'token' not in request.session:
        callback = "%s/callback" % URL
        request_token = client.GetOAuthToken(SCOPES, callback, CONSUMER_KEY,
                consumer_secret=CONSUMER_SECRET)
        request.session['request_token'] = request_token 
        url = request_token.generate_authorization_url('mydomain.com')
        return HttpResponseRedirect(url)
    else:
        token = request.session['token']
        token_secret = request.session['token_secret']
        client.auth_token = gdata.gauth.OAuthHmacToken(CONSUMER_KEY,
            CONSUMER_SECRET, token, token_secret, gdata.gauth.ACCESS_TOKEN)
        feed = client.GetContacts()
        html = "<ul>"
        for i in feed.entry:
            try:
                item = i.name.full_name.text
                for e in i.email:
                    item += ' - %s ' % e.address
                html += "<li>%s</li>" % item
            except:
                pass
        html += "</ul>"
        return HttpResponse(html)


def callback(request):
    request_token = request.session['request_token']
    uri = "%s%s" % (URL, request.get_full_path())
    request_token = gdata.gauth.AuthorizeRequestToken(request_token,
            uri)
    client = gdata.contacts.client.ContactsClient(source='yo')
    access_token = client.GetAccessToken(request_token)
    request.session['token'] = access_token.token
    request.session['token_secret'] = access_token.token_secret
    return HttpResponseRedirect('/')