muda teste para captura de auth.User

sapl/base/receivers.py

@@ -1,6 +1,7 @@
 import inspect
 import logging
 
+from django.conf import settings
 from django.core import serializers
 from django.db.models.signals import post_delete, post_save
 from django.dispatch import receiver
@@ -55,16 +56,16 @@ def audit_log_function(sender, **kwargs):
 
     u = None
     for i in inspect.stack():
-        request = i.frame.f_locals.get('request', None)
-        if request:
-            u = request.user
-            break
-        else:
-            self_request = i.frame.f_locals.get('self', None)
-            if hasattr(self_request, 'request'):
-                u = self_request.request.user
+        r = i.frame.f_locals.get('request', None)
+        try:
+            if r and \
+                    r.user._meta.label == settings.AUTH_USER_MODEL:
+                u = r.user
                 break
+        except:
+            pass
 
+    try:
         instance = kwargs.get('instance')
         operation = kwargs.get('operation')
         user = u
@@ -81,7 +82,6 @@ def audit_log_function(sender, **kwargs):
         else:
             username = ''
 
-    try:
         AuditLog.objects.create(username=username,
                                 operation=operation,
                                 model_name=model_name,