[Zope] Soft References in DTML

[Jason Spisak]

mindlace writes:

> Jason Spisak wrote:
> > 
> > John Morton writes:
> 
> > > But the style sheet itself lives a few directories down from the document
> > > being rendered so I really want the absolute URL. If I could act the
> > > object I could do <dtml-var "css_object.absolute_url()"> - but the name
> > > css_object (or whatever) is the value of the string style_sheet.
> > >
> > > So how can I dereference the string?
> > >
> > <dtml-var "_[_['style_sheet']]">
> 
> I don't think the above works, really.  I would expect it to be written:
> 
> <dtml-var "_[style_sheet]">, but this will render the stylesheet, not
> it's url,

Whoops. I thought you wanted the sheet's code at the top of the page.  My
fault.


> and (surprisingly) <dtml-var "_[style_sheet].absolute_url()">
> will *not* work.
> 
> The most consistent way to dereference a string is:
> 
> <dtml-var "_.getitem(style_sheet).absolute_url()">

That's it. 


> HTH,
> -- 
> ethan mindlace fremen        mindlace@imeme.net
> zope    -&-     imap email   -&-   mailing list
> weave your web with the web at http://imeme.net
> 
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Jason Spisak
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