[Zope] more Zope image overwriting weirdness

Li Dongfeng mavip5@inet.polyu.edu.hk
Tue, 28 Dec 1999 12:06:03 +0800


Yes, I have met this problem before.
I don't know whether this is a server
side problem or client side problem.

I'm using netscape navigator 4.7,
When I cleared the disk and memery cache
on the browser, the new image showed
correctly. I would like to hear other solutions.


Darcy Clark wrote:
> 
> I am still struggling along with trying to get Zope (2.01 on Linux) to
> properly manage image *overwriting* for a web application that I am developing.
> 
> I previously posted about this (http://www.egroups.com/list/zope/md534753122.html)
> 
> here is some simple code to illustrate my problem :
> 
> I have a form that prompts users for
> 
> <input type="text" name="id" size="20">
> <input type="file" name="image">
> 
> i.e.  id is the name of image, and file is the file to be uploaded from
> the local file system to
> Zope. the action of this form is the added_new_staff method below :
> 
> <dtml-with REQUEST>
>         <dtml-with "_[id]">
>                 <dtml-call "manage_upload(REQUEST['image'])">
>         </dtml-with>
> </dtml-with>
> 
> Zope executes the above without complaint, but when I try to use the
> image in other methods, I get the *old* image. *BUT* when I try to view
> /image/image I see the new uploaded image......what is going on here ?
> It seems that I am running into a side effect of acquisition here, but I
> also notice that when you use Zope's builtin image uploading and
> updating through the management interface, I get the same behavior.  Is
> this a bug or a feature ? Can I really overwrite an image in Zope ?
> 
> thanks for any helps,
> 
> Darcy
> 
> ---------------------------------------------------
> Ph: (734) 764 3377
> Email: darcyc@engin.umich.edu
> URL: http://www-personal.engin.umich.edu/~darcyc/
> ---------------------------------------------------
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> ..... Steven Wright
> 
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