def _get_google_credential(request):
token = None
credential = None
if request.user.is_authenticated:
storage = Storage(TokenStorageModel, 'id', request.user, 'credential')
credential = storage.get()
elif request.session.get('access_token'):
credential = google_client.OAuth2Credentials.from_json(token)
if credential:
try:
credential.get_access_token()
except HttpAccessTokenRefreshError:
try:
credential.revoke(httplib2.Http())
except TokenRevokeError:
storage.delete()
if not credential or credential.invalid:
google_flow = generate_google_web_flow(request)
return HttpResponseRedirect(google_flow.step1_get_authorize_url())
return credential
def delete_creds(request):
storage = DjangoORMStorage(CredentialsModel, 'id', request.user, 'credential')
storage.delete()
return HttpResponseRedirect("/")
