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Fixed #31789 -- Added a new headers interface to HttpResponse.
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committed by
Mariusz Felisiak
parent
71ae1ab012
commit
bcc2befd0e
@@ -1159,10 +1159,10 @@ In this case, a caching mechanism (such as Django's own cache middleware) will
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cache a separate version of the page for each unique user-agent.
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The advantage to using the ``vary_on_headers`` decorator rather than manually
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setting the ``Vary`` header (using something like
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``response['Vary'] = 'user-agent'``) is that the decorator *adds* to the
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``Vary`` header (which may already exist), rather than setting it from scratch
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and potentially overriding anything that was already in there.
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setting the ``Vary`` header (using something like ``response.headers['Vary'] =
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'user-agent'``) is that the decorator *adds* to the ``Vary`` header (which may
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already exist), rather than setting it from scratch and potentially overriding
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anything that was already in there.
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You can pass multiple headers to ``vary_on_headers()``::
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@@ -119,7 +119,7 @@ And the view::
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last_book = self.get_queryset().latest('publication_date')
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response = HttpResponse()
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# RFC 1123 date format
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response['Last-Modified'] = last_book.publication_date.strftime('%a, %d %b %Y %H:%M:%S GMT')
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response.headers['Last-Modified'] = last_book.publication_date.strftime('%a, %d %b %Y %H:%M:%S GMT')
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return response
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If the view is accessed from a ``GET`` request, an object list is returned in
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@@ -551,9 +551,9 @@ Specifically, a ``Response`` object has the following attributes:
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If the given URL is not found, accessing this attribute will raise a
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:exc:`~django.urls.Resolver404` exception.
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You can also use dictionary syntax on the response object to query the value
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of any settings in the HTTP headers. For example, you could determine the
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content type of a response using ``response['Content-Type']``.
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As with a normal response, you can also access the headers through
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:attr:`.HttpResponse.headers`. For example, you could determine the content
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type of a response using ``response.headers['Content-Type']``.
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Exceptions
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----------
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