audit: rewrite to be independent of django http requests, allow custom actions

passbook/audit/signals.py

@@ -2,7 +2,7 @@
 from django.contrib.auth.signals import user_logged_in, user_logged_out
 from django.dispatch import receiver
 
-from passbook.audit.models import Event
+from passbook.audit.models import Event, EventAction
 from passbook.core.signals import (invitation_created, invitation_used,
                                    user_signed_up)
 
@@ -10,26 +10,24 @@ from passbook.core.signals import (invitation_created, invitation_used,
 @receiver(user_logged_in)
 def on_user_logged_in(sender, request, user, **kwargs):
     """Log successful login"""
-    Event.create(Event.ACTION_LOGIN, request)
+    Event.new(EventAction.LOGIN).from_http(request)
 
 @receiver(user_logged_out)
 def on_user_logged_out(sender, request, user, **kwargs):
     """Log successfully logout"""
-    Event.create(Event.ACTION_LOGOUT, request)
+    Event.new(EventAction.LOGOUT).from_http(request)
 
 @receiver(user_signed_up)
 def on_user_signed_up(sender, request, user, **kwargs):
     """Log successfully signed up"""
-    Event.create(Event.ACTION_SIGN_UP, request)
+    Event.new(EventAction.SIGN_UP).from_http(request)
 
 @receiver(invitation_created)
 def on_invitation_created(sender, request, invitation, **kwargs):
     """Log Invitation creation"""
-    Event.create(Event.ACTION_INVITE_CREATED, request,
-                 invitation_uuid=invitation.uuid.hex)
+    Event.new(EventAction.INVITE_CREATED, invitation_uuid=invitation.uuid.hex).from_http(request)
 
 @receiver(invitation_used)
 def on_invitation_used(sender, request, invitation, **kwargs):
     """Log Invitation usage"""
-    Event.create(Event.ACTION_INVITE_USED, request,
-                 invitation_uuid=invitation.uuid.hex)
+    Event.new(EventAction.INVITE_USED, invitation_uuid=invitation.uuid.hex).from_http(request)