def get_current_user(self):
"""get current user"""
if not hasattr(self, "_current_user") or self.get_argument("reload", None):
# log.debug("get_current_user: no _current_user attr, finding")
user_cookie = self.get_secure_cookie("dsuser")
if not user_cookie:
return None
self._user_json = tornado.escape.json_decode(user_cookie)
if "id" not in self._user_json:
return None
if self.get_argument("reload", None):
redis_user_json = None
else:
# log.debug("get_current_user: found cookie, getting user from cache")
redis_user_json = self.db.redis.get("DS-person-%s" % self._user_json["id"])
if not redis_user_json:
p = None
if self.get_cookie("dsu", None):
p = Person.by_unique(self.get_cookie("dsu").lower())
elif self.get_cookie("dsuserkey", None):
p = Person.by_unique(self.get_cookie("dsuserkey").lower())
if p:
self.set_current_user(p, islogon=False)
redis_user_json = p.to_json()
# make sure current_user returned is NOT an SA Person obj, but pure json derived
if redis_user_json:
p = Person()
self._current_user = p.from_json(redis_user_json)
else:
self._current_user = None
log.error("Critical error get_current_user() no redis_user_json user_json=%s" % self._user_json)
# log.debug(self._user_json)
if not self._current_user:
return None
# set is authenticated/not flag, make sure not to persist this other than cookie
if "is_authenticated" in self._user_json:
self._current_user.is_authenticated = self._user_json["is_authenticated"]
else:
self._current_user.is_authenticated = False
return self._current_user
