def prefetch_object(self, this, f, objid, *args, **kwds):
import tornado.web
# validate objid format
# objid = kwds.get(OBJID_REGEX_GROUP_NAME)
objid = str(objid)[:40]
o = self.registry.get(objid)
if o is None:
raise tornado.web.HTTPError(404, 'No such Object')
else:
setattr(self.get_context(), OBJECT_ATTR, o)
val = f(this, objid, *args, **kwds)
# release ref to object, to allow weakrefs
# to be reaped
setattr(self.get_context(), OBJECT_ATTR, None)
# should have been put there by ExhibitionitRequestHandler
# if Init was called
from exhibitionist.log import getLogger
if not hasattr(this,SUPER_CANARY):
if not self.in_test:
getLogger(__name__).error("RequestHandler did not call super().__init__ ")
else:
delattr(this,SUPER_CANARY)
return val
# -*- coding: utf-8 -*-
from __future__ import print_function
import logging
from functools import wraps
import threading
from exhibitionist.log import getLogger
logger = getLogger("decorator")
# These are the attribute name used to store
# the decorator supplied values on the class
VIEW_NAME_ATTR = "view_name" # key in dict under self.STORE_UNDER_ATTR
ROUTE_ATTR = "view_route" # key in dict under self.STORE_UNDER_ATTR
OBJECT_ATTR = 'object'
AUTO_OBJ_ATTR = 'auto_obj'
KWDS_ATTR = 'kwds'
# the name of the group/argument used to capture the objid
OBJID_REGEX_GROUP_NAME = 'objid'
# the pat placeholder to be replaced by objid regx
OBJID_PLACEHOLDER = '{{%s}}' % OBJID_REGEX_GROUP_NAME
MIN_OBJID_LEN = 8
OBJID_REGEX = '(?P<{obj_group_name}>[a-z\d]{{{min_len},40}})'.format(
min_len=MIN_OBJID_LEN,
obj_group_name=OBJID_REGEX_GROUP_NAME)
GET_REG_OBJ_ATTR = "get_obj_from_registry"
GET_VIEW_ATTR = "get_view_url"
PUBSUB_ATTR = "pubsub"
