[Zope] avoiding 'AttributeError'

[Chris Withers]

Malthe Borch wrote:
> Naturally, this page is sometimes shown without this parameter attached, so I
> need to make sure that the attribute exists before displaying it.

<div class="message"
      tal:define="fw_result request/fw_result|nothing"
      tal:condition="fw_result"
      tal:content="fw_result"/>

> I don't think that's logic. However, I would like to know how to use Plone's
> built-in form result logic. It seems you always get a little nifty orange bar
> telling you the result. I tried this:

Google for CMFFormController to find out how it works...

cheers,

Chris

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