core: properly handle invites; audit: log invite creation and usage

passbook/audit/signals.py

@@ -4,6 +4,7 @@ from django.contrib.auth.signals import (user_logged_in, user_logged_out,
 from django.dispatch import receiver
 
 from passbook.audit.models import AuditEntry
+from passbook.core.signals import invite_created, invite_used, user_signed_up
 
 
 @receiver(user_logged_in)
@@ -16,6 +17,21 @@ def on_user_logged_out(sender, request, user, **kwargs):
     """Log successfully logout"""
     AuditEntry.create(AuditEntry.ACTION_LOGOUT, request)
 
+@receiver(user_signed_up)
+def on_user_signed_up(sender, request, user, **kwargs):
+    """Log successfully signed up"""
+    AuditEntry.create(AuditEntry.ACTION_SIGN_UP, request)
+
+@receiver(invite_created)
+def on_invite_created(sender, request, invite, **kwargs):
+    """Log Invite creation"""
+    AuditEntry.create(AuditEntry.ACTION_INVITE_CREATED, request, invite_uuid=invite.uuid)
+
+@receiver(invite_used)
+def on_invite_used(sender, request, invite, **kwargs):
+    """Log Invite usage"""
+    AuditEntry.create(AuditEntry.ACTION_INVITE_USED, request, invite_uuid=invite.uuid)
+
 @receiver(user_login_failed)
 def on_user_login_failed(sender, request, user, **kwargs):
     """Log failed login attempt"""