code: def authorize_application(
      request,
      redirect_uri = 'https://%s/%s' % (FACEBOOK_APPLICATION_DOMAIN, FACEBOOK_APPLICATION_NAMESPACE),
      permissions = FACEBOOK_APPLICATION_INITIAL_PERMISSIONS
      ):
      
      query = {
          'client_id': FACEBOOK_APPLICATION_ID,
          'redirect_uri': redirect_uri
      }
  
      if permissions:
          query['scope'] = ', '.join(permissions)
  
      return render(
          request = request,
          template_name = 'fandjango/authorize_application.html',
          dictionary = {
              'url': 'https://www.facebook.com/dialog/oauth?%s' % urlencode(query)
          },
          status = 401
      )
docs: Redirect the user to authorize the application.
  
      Redirection is done by rendering a JavaScript snippet that redirects the parent
      window to the authorization URI, since Facebook will not allow this inside an iframe.