[Zope] sort_link

[Michel Pelletier]

> -----Original Message-----
> From: Geir B Hansen [mailto:geirh@funcom.com]
> Sent: Tuesday, October 26, 1999 1:40 PM
> To: zope@zope.org
> Subject: Re: [Zope] sort_link
> 
> 
> > I'd like to make a list of items returned by Zcatalog sortable by
> > different criteria, like the how-tos on zope.org..
> > The user should be able to click on a headline, and the returns will
> be
> > sorted by that variable.
> 
> ahh.. found out myself... i think..
> 
> making zope append ?sort_on=variablename to the URL, makes something
> happen, and so it seems i am heading in the right direction, 
> -  although
> i get an error :
> 
> Error Type: AttributeError
> Error Value: 'tuple' object has no attribute 'intersection'
> 
> The variables i try to sort by are all strings..

You cannot sort on a text index, only a field index.  Is this what your
doing?

Also, when reporting an error, the traceback is very useful.  Otherwise
I'm just guessing.

-Michel