user_model.py 文件源码

def load_session_token(token):
        """Load cookie session"""
        s = Serializer(current_app.config["SECRET_KEY"],
                       current_app.config.get("SESSION_EXPIRATION"))
        try:
            data = s.loads(token)
        except:
            return None

        if SessionCache.validate_session(
                data.get("user_id", -1), data.get("session_id", "-1")):
            user = User.query.get(data["user_id"])
            user.set_session_id(data["session_id"])
            current_app.logger.debug("Loading user %s from cookie session %s" %
                                     (user.id, user.session_id))
            return user
        return None