[Zope] Acquisition breaking my tal:attributes="href ..." (I think)

Jon Whitener wmmail@twmi.rr.com
Wed, 27 Nov 2002 09:03:13 -0500


Clemens Robbenhaar, you are my Zope hero.  Both techniques (4a and 4b) work perfectly.  That makes you "2 for 2" for me in the last 24 hours!

Thanks!
Jon

At 11/27/02, Clemens Robbenhaar wrote:

>Jon Whitener writes:
> > How can I circumvent this apparent effect of aquisition?
> > 
> > I have a Zope Page Template like so (for a cable TV company Website):
> > 
> > 
> > 1 <ul tal:repeat=
> > 2 "package python:root.services.digital_tv.packages.objectValues('Cable Package')">
> > 3  <li><a href="HREF" 
> > 4  tal:attributes="href package/feature_list/absolute_url" 
> > 5  tal:content="package/title_or_id">PACKAGE TITLE OR ID</a>
> > 6  </li>
> > 7 </ul>
> > 
> > 
> > 'Cable Package' is a very simple folderish ObjectManager ZClass.
> > 
> > My only problem is in line 4.  Because all the Cable Package objects acquire the "feature_list" ZPT object from their common parent directory ("packages"), absolute_url resolves to the following in every iteration:
> > 
> >   ~/services/digital_tv/packages/feature_list
>
>Hm, a first try: it seems your 'Cable Package" objects do not contain a
>'feature_list' object, which explains why the page template is acquired.
>
> If You want to call the page template on these objects, thus their
>attributes are in the acquisition path of the 'feature_list', You may
>want to append 'feature_list' by hand to the url, e.g.:
>
> 4a  tal:attributes="href python:package.absolute_url()+'/feature_list'" 
>
>or
>
> 4b  tal:attributes="href python:'%s/feature_list' % package.absolute_url()" 
>
>Would this help, or did I misunderstood the problem?
>
>cheers,
>clemens