app/django/middleware/doc.py
author Sverre Rabbelier <srabbelier@gmail.com>
Sun, 19 Apr 2009 17:42:44 +0000
changeset 2246 c29272f640b0
parent 54 03e267d67478
permissions -rw-r--r--
Tweak the 'load balancing' algorithm In order to reduce contention we randomly skipped jobs, but this caused many jobs to end up stopping early. Now instead we keep on going until we time out (also increased the chance of doing work). Patch by: Sverre Rabbelier

from django.conf import settings
from django import http

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.
        """
        if request.method == 'HEAD' and (request.META.get('REMOTE_ADDR') in settings.INTERNAL_IPS or (request.user.is_authenticated() and request.user.is_staff)):
            response = http.HttpResponse()
            response['X-View'] = "%s.%s" % (view_func.__module__, view_func.__name__)
            return response