[Zope] RE: Syntax for dtml-in property check?

[Jaroslav Lukesh]

> Odesílatel: Dan Shafer <dan at danshafer.com>
> > <dtml-in my_sequence prefix=seq>
> >    <dtml-var seq_item>
> > </dtml-in>
> 
> Wow. I can't even find the prefix attribute documented anywhere. Thanks 
> for pointing it out.

Zope Book, ZQR,...
 
> Unfortunately, either I still don't get it or I'm doing something else 
> wrong. My new code snippet looks like this:
> 
> <dtml-in expr="objectValues('Folder')" prefix=seq sort=title_or_id>
> <dtml-var seq_coach_id><br>
> 
> Now I get a key error on seq_coach_id.

Use <dtml-var seq_var-coach_id> (?? or <dtml-var seq_var_coach_id> ??)

> I know there's a property called coach_id associated with every folder 
> over which I'm iterating. So what am I missing now?

<dtml-in expr="objectValues('Folder')" prefix=seq sort=title_or_id
skip_unauthorized>
	<dtml-with sequence-item>
	<dtml-if "hasProperty('coach_id')">
		<dtml-var coach_id>
	</dtml-if>
	</dtml-with>
</dtml-in>
 

Regards JL.