[Zope] question on python script, dtml method and options

[Peter Bengtsson]

On 7/19/05, Erik Myllymaki <erik.myllymaki at aviawest.com> wrote:
> I don't get a traceback, i just get error and message back as empty strings;
> their initiallized value.
> 

So you're not getting an error. 
What is the initialized value? Is 'error' and 'message' set in REQUEST?
(that you can find out from doing <dtml-var REQUEST>)


> 
> 
> Peter Bengtsson wrote:
> > On 7/19/05, Erik Myllymaki <erik.myllymaki at aviawest.com> wrote:
> >
> >>I use the following template often. When using a page template for my MAIN page,
> >>I access the error and message vars with:
> >>
> >><p tal:content="options/error">Error message</p>
> >><p tal:content="options/message">Reg. Message</p>
> >>
> >>How would I access them when I use a dtml-method for my MAIN page?
> >><dtml-var error> and <dtml-var message> don't seem to work.
> >>
> >
> >
> > That _should_ work.
> > In DTML, I think when you ask for something it does a options,
> > REQUEST, context, acquisition context lookup all in one loop. In TAL
> > you can't be lazy :( and you have to specify exactly where you expect
> > it to come from.
> >
> > Bare in mind that keyword arguments only span across ONE template
> > where as variables in REQUEST span across ALL templates.
> >
> > Doublecheck your template usage and/or send us your traceback.
> >
> >
> >>Python Script - index_html:
> >>
> >># Import a standard function, and get the HTML request and response objects.
> >>from Products.PythonScripts.standard import html_quote
> >>request = container.REQUEST
> >>RESPONSE =  request.RESPONSE
> >>
> >>error=''
> >>message=''
> >>
> >>if not request.has_key('next_state'):
> >>   return container['MAIN'](context, request, error=error, message=message)
> >>
> >>elif  request.get('next_state') == 'Do Something':
> >>   try:
> >>     doSomething()
> >>     message = message + 'We did something'
> >>   except:
> >>     error = error + 'Error in doSomething()'
> >>
> >>
> >>elif  request.get('next_state') == 'Do Something Else':
> >>   try:
> >>     doSomethingElse()
> >>     message = message + 'We did something else'
> >>   except:
> >>     error = error + 'Error in doSomethingElse()'
> >>
> >>
> >>return container['MAIN'](context, request, error=error, message=message)
> >>
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> >>
> >
> >
> >
> 


-- 
Peter Bengtsson, 
work www.fry-it.com
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