[Zope-CMF] CachingPolicy

[Jens Vagelpohl]

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On 22 Jun 2006, at 15:08, LESUEUR Frédéric wrote:

> hello,
> i have a question about the "_setCacheHeaders" methods inside this
> file CMFCore/utils.py.
>
> Why content is set to aq_parent and not the object itself ?
> The test of a policy is make with parent of object not this object. If
> i have a FSImage, the test is make with this context parent and no
> http cache is set.
>
> In my opinion content must be set to context obj, like that:
> content=obj

Please look at how it is being invoked inside e.g. CMFCore/FSFile.py  
or CMFCore/FSImage.py. What gets passed into _setCacheHeaders is  
*not* the Image or File, but a so-called view emulator. Its parent is  
indeed the Image or File itself, so the function works correctly.

jens

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