[Catalyst] iterating ResultSet in controller vs. template

[Matt S Trout]

On Tue, Jun 19, 2007 at 03:09:29PM -0400, John Goulah wrote:
> On 6/19/07, Michael Reece <mreece at vinq.com> wrote:
> >
> >i believe you are getting an array-ref because you are calling it in list
> >context via the [ ... ] here.
> >
> >  my $myalums  = [ $c->model('MyDB::Alumni')->search({}, { rows => 20  })
> >] ;
> >
> >
> >try:
> >
> >    my $myalums_iter  = $c->model('MyDB::Alumni')->search({}, { rows =>
> >20  });
> >    while (my $alum = $myalums_iter->next) { ... }
> >
> 
> 
> 
> You are correct (and I did explain that as well in my original post that was
> happening).  So the question is , how can I make the same call and access
> the data in both places?  It seems silly that I have to make the call
> without brackets to access in the controller, and with brackets to access in
> the template, so I assume I am accessing the object incorrectly in one place
> or the other, but I would like to be able to use ->next in the controller.

You don't have to, you're just abusing DBIx::Class :)

WHILE (alum = myalums.next);

in TT

-or-

FOREACH alum IN myalums.all;

will both work on resultset objects

Read the DBIx::Class::ResultSet docs for more details (and note ->reset which
you'll need if you want to iterate it twice)

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