[Zope] creating instances of ZDiscussions programatically
Fri, 26 Jul 2002 12:52:35 -0700 (PDT)
A later posting contains all the details... The ZDiscussions product does
not inherit from ObjectManager--and I suspect it should. Is this
my problem? I've looked at the implementation and am passing everything
that appears to be needed...
On Fri, 26 Jul 2002, Dieter Maurer wrote:
> Dennis Allison writes:
> > I am having difficulty creating instances of ZDiscussions programatically.
> > Creating instances from the ZMI works fine. But creating instances as an
> > action and having it work automagically has proven to be a problem.
> Do you already understand how creation from the ZMI works?
> You have a form that collects parameters for the instance.
> The form then calls an action via the Web.
> ZPublisher automatically provides the parameters as needed.
> When you want to do this programmatically, you simply call the
> action with the correct parameters. It looks like:
> "your_destination" is the ObjectManager (usually a folder) where the
> new instance shoult be created.
> "your_product" is the product which contains your class
> (probably "ZDiscussions" in your case).
> "the_action" is the action that would also be called by the ZMI.
> You need to know which parameters the action expects.
> This may be documented. If it is a DTML object, it will
> be "client" and "REQUEST". In the above case,
> "client" would be "your_destination.manage_addProduct[your_product]"
> and "REQUEST" the request object.
> When it is a DTML object (which is the default for ZClasses),
> then it may be a good idea to look into its definition.
> This may show you, how to get a bit leaner and more efficient code.