Description: Fix for Django 1.7
 With Django 1.7, the call to get_user_model() triggers
 django.core.exceptions.AppRegistryNotReady: Models aren't loaded yet.
Author: Victor Bornov
Origin: other, https://bitbucket.org/bornov/django-registration/commits/3c1810ac88aad1569d0a288636803f93fef0b42c
Bug: https://bitbucket.org/ubernostrum/django-registration/pull-request/88/made-call-to-user-lazy-for-django-17-app/diff
Bug-Debian: http://bugs.debian.org/755653
Last-Update: 2014-08-06

diff --git a/registration/models.py b/registration/models.py
--- a/registration/models.py
+++ b/registration/models.py
@@ -4,17 +4,12 @@
 import re
 
 from django.conf import settings
-from django.contrib.auth.models import User
 from django.db import models
 from django.db import transaction
 from django.template.loader import render_to_string
 from django.utils.translation import ugettext_lazy as _
+from django.contrib.auth import get_user_model
 
-try:
-    from django.contrib.auth import get_user_model
-    User = get_user_model()
-except ImportError:
-    from django.contrib.auth.models import User
 
 try:
     from django.utils.timezone import now as datetime_now
@@ -81,6 +76,8 @@
         user. To disable this, pass ``send_email=False``.
         
         """
+        User = get_user_model()
+
         new_user = User.objects.create_user(username, email, password)
         new_user.is_active = False
         new_user.save()
@@ -151,6 +148,8 @@
         be deleted.
         
         """
+        User = get_user_model()
+
         for profile in self.all():
             try:
                 if profile.activation_key_expired():
@@ -179,7 +178,7 @@
     """
     ACTIVATED = u"ALREADY_ACTIVATED"
     
-    user = models.ForeignKey(User, unique=True, verbose_name=_('user'))
+    user = models.ForeignKey(settings.AUTH_USER_MODEL, unique=True, verbose_name=_('user'))
     activation_key = models.CharField(_('activation key'), max_length=40)
     
     objects = RegistrationManager()