'Re: [Zope] python functions and ZPT'

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List:       zope
Subject:    Re: [Zope] python functions and ZPT
From:       Andreas Pakulat <ap125 () informatik ! uni-rostock ! de>
Date:       2003-05-20 22:07:29
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On 20.Mai 2003 - 16:30:34, J Cameron Cooper wrote:
> >
> >
> >got a small question here using the following ZPT:
> >
> >| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
> >| <!--	"http://www.w3.org/TR/html4/transitional.dtd"> -->
> >| <html metal:use-macro="here/std_template/macros/template">
> >| 
> >| <span metal:fill-slot="body">
> >| 	<span tal:condition="python: not here.is_logged_on()">
> >| 		<h3>Sie sind nun Ausgeloggt</h3>
> >| 		<a href="index_html" tal:attributes="href 
> >request/came_from">Zur&uuml;ck</a>
> >| 	</span>
> >| 	<span tal:condition="python:here.is_logged_on()">
> >| 		Sie sind noch mittels HTTP-Authentication eingelogged. Sie 
> >sich müssen
> >| 		eventuell <a href="/manage_zmi_logout">aus dem Zope 
> >Managment Interface
> >| 		ausloggen</a>.
> >| 	</span>
> >| </span>
> >| </html>
> >
> >I get an attribute error about request when opening this ZPT with
> >the following link 
> >logout_form?came_from=http://localhost:9673/index_html
> >
> >How can this happen? I have not "request" within the macro, the only 
> >request/ object is up there in the ZPT.
> >
> Are you sure about that? There's something going on outside what you 
> have written above. It worked for me with a dead simple std_template and 
> without the is_logged_on() bits. So I suspect one of those is the 
> culprit. How does it work without the macro and/or method calls?

This was really my fault, I confused python and tal request Objects, the
python one has to be written in uppercase, which solved this. Also I
don't need any python script in this anymore :)

> >Another question: Is it possible to call python methods from ZPT, which
> >are defined in a python script? I have several scripts and would like to
> >hold them in 1 script-Object in Zope, as they all belong to the
> >login-process.
> > 
> >
> A Python script is really a method in itself. You can stick a bunch of 
> them in a folder and call them like 'folder.somescript()' if you want to 
> simulate a module for organizational reasons.

As said above, I don't need them anymore, but that solution is not as
beautiful as a real module with methods.

Andreas

-- 
Your step will soil many countries.

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