[Zope3-Users] How

[Tobias Rodäbel]

On 08/25/2007 at 19:22 Yuan HOng wrote:

> In my page template, I would like to show one message if the request
> is authenticated, and other if the user has not logged in.
>
> Is there a simple test I can use in the template file like?

For me the following works well:

<span tal:condition="python: request.principal.id !=  
'zope.anybody'">Welcome, <span tal:replace="request/principal/ 
title">user name</span></span>

Cheers,
Tobias