app/django/middleware/doc.py
author Sverre Rabbelier <sverre@rabbelier.nl>
Fri, 15 May 2009 23:05:13 +0200
changeset 2319 3eee2308f1dd
parent 54 03e267d67478
permissions -rw-r--r--
Do not rely on notifiction module being imported This has worked so far mostly by accident, but it turned out to be brittle while writing tests. This makes sure that the notification module is always imported before use.
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from django.conf import settings
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from django import http
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class XViewMiddleware(object):
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    """
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    Adds an X-View header to internal HEAD requests -- used by the documentation system.
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    """
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    def process_view(self, request, view_func, view_args, view_kwargs):
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        """
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        If the request method is HEAD and either the IP is internal or the
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        user is a logged-in staff member, quickly return with an x-header
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        indicating the view function.  This is used by the documentation module
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        to lookup the view function for an arbitrary page.
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        """
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        if request.method == 'HEAD' and (request.META.get('REMOTE_ADDR') in settings.INTERNAL_IPS or (request.user.is_authenticated() and request.user.is_staff)):
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            response = http.HttpResponse()
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            response['X-View'] = "%s.%s" % (view_func.__module__, view_func.__name__)
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            return response