awx/awx/main/middleware.py

68 lines
3.0 KiB
Python

from django.conf import settings
from django.contrib.auth.models import User
from django.db.models.signals import pre_save, post_save
from django.utils.functional import curry
from awx.main.models import ActivityStream, AuthToken
import json
import uuid
import urllib2
class ActivityStreamMiddleware(object):
def process_request(self, request):
self.isActivityStreamEvent = False
if hasattr(request, 'user') and hasattr(request.user, 'is_authenticated') and request.user.is_authenticated():
user = request.user
else:
user = None
self.instances = []
self.cached_user = None
set_actor = curry(self.set_actor, user)
self.disp_uid = str(uuid.uuid1())
self.finished = False
post_save.connect(set_actor, sender=ActivityStream, dispatch_uid=self.disp_uid, weak=False)
def process_response(self, request, response):
drf_request = getattr(request, 'drf_request', None)
drf_user = getattr(drf_request, 'user', None)
# FIXME: Associate the user above from Django REST framework with instances.
post_save.disconnect(dispatch_uid=self.disp_uid)
self.finished = True
if self.isActivityStreamEvent:
for instance in self.instances:
if self.cached_user is not None:
instance.user = self.cached_user
instance.save()
elif "current_user" in request.COOKIES and "id" in request.COOKIES["current_user"]:
userInfo = json.loads(urllib2.unquote(request.COOKIES['current_user']).decode('utf8'))
userActual = User.objects.get(id=int(userInfo['id']))
self.cached_user = userActual
instance.user = self.cached_user
instance.save()
elif "HTTP_AUTHORIZATION" in request.META:
token_actual = request.META['HTTP_AUTHORIZATION']
token_actual = token_actual.split(" ")[1]
matching_tokens = AuthToken.objects.filter(key=token_actual)
if matching_tokens.exists():
self.cached_user = matching_tokens[0].user
instance.user = self.cached_user
instance.save()
else:
obj1_type_actual = instance.object1_type.split(".")[-1]
if obj1_type_actual in ("InventoryUpdate", "ProjectUpdate", "JobEvent", "Job") and instance.id is not None:
instance.delete()
return response
def set_actor(self, user, sender, instance, **kwargs):
if not self.finished:
if sender == ActivityStream:
if isinstance(user, User) and instance.user is None:
instance.user = user
else:
if instance not in self.instances:
self.isActivityStreamEvent = True
self.instances.append(instance)
else:
self.isActivityStreamEvent = False