Merge remote-tracking branch 'core/master' into schema-alteration

Conflicts:
	django/db/models/fields/related.py

1 files changed, 5 insertions, 22 deletions

diff --git a/django/middleware/doc.py b/django/middleware/doc.py
index ee3fe2cb2f..1af7b6150a 100644
--- a/django/middleware/doc.py
+++ b/django/middleware/doc.py
@@ -1,23 +1,6 @@
-from django.conf import settings
-from django import http
+"""XViewMiddleware has been moved to django.contrib.admindocs.middleware."""
 
-class XViewMiddleware(object):
-    """
-    Adds an X-View header to internal HEAD requests -- used by the documentation system.
-    """
-    def process_view(self, request, view_func, view_args, view_kwargs):
-        """
-        If the request method is HEAD and either the IP is internal or the
-        user is a logged-in staff member, quickly return with an x-header
-        indicating the view function.  This is used by the documentation module
-        to lookup the view function for an arbitrary page.
-        """
-        assert hasattr(request, 'user'), (
-            "The XView middleware requires authentication middleware to be "
-            "installed. Edit your MIDDLEWARE_CLASSES setting to insert "
-            "'django.contrib.auth.middleware.AuthenticationMiddleware'.")
-        if request.method == 'HEAD' and (request.META.get('REMOTE_ADDR') in settings.INTERNAL_IPS or
-                                         (request.user.is_active and request.user.is_staff)):
-            response = http.HttpResponse()
-            response['X-View'] = "%s.%s" % (view_func.__module__, view_func.__name__)
-            return response
+import warnings
+warnings.warn(__doc__, PendingDeprecationWarning, stacklevel=2)
+
+from django.contrib.admindocs.middleware import XViewMiddleware