def do_login(self, user):
"""Login a user."""
this.user_id = user.pk
this.user_ddp_id = get_meteor_id(user)
# silent subscription (sans sub/nosub msg) to LoggedInUser pub
this.user_sub_id = meteor_random_id()
API.do_sub(this.user_sub_id, 'LoggedInUser', silent=True)
self.update_subs(user.pk)
user_logged_in.send(
sender=user.__class__, request=this.request, user=user,
)
