[Zope] semipersistent

[Jay, Dylan]

> -----Original Message-----
> From: Robin Becker [mailto:robin@jessikat.demon.co.uk]
> Sent: Wednesday, July 07, 1999 02:01
> To: zope@zope.org
> Subject: [Zope] semipersistent
> 
> 
> I'm using various external methods to create GIF files in my current
> server. These are expensive to produce, but are created on a per user
> basis eg as the results of a user input.
> 
> How can I make these temporary in the sense that they live until the
> connection is dropped.

Its quite easy. Just have a method like this

def getGif(self, AUTHENTICATED_USER, REQUEST, RESPONSE):
  res = makeGif()
  RESPONSE.setHeader("Content-Type",'image/gif')
  return res

Then just call the method directly ie
<img src="blah/getGif">