[Catalyst] DELETE through REST and Jemplate

[J. Shirley]

On Mon, Mar 30, 2009 at 7:39 AM, Emmanuel Quevillon <tuco at pasteur.fr> wrote:

> J. Shirley wrote:
> > On Mon, Mar 30, 2009 at 7:24 AM, Emmanuel Quevillon <tuco at pasteur.fr
> > <mailto:tuco at pasteur.fr>> wrote:
> >
> >     Hi,
> >
> >     I am playing with REST and Jemplate from the great Tuts from JRock's
> >     book.
> >     However, I am facing a problem. I understand well how to retrieve
> >     data from a REST url and playing Ajax with it, by a GET method.
> >     However, I don't know how to change the method to DELETE from a
> >     simple link like:
> >
> >     test.js contains:
> >
> >     function remove_item(id){
> >      Jemplate.process('test.tt2',
> >                      '[% Catalyst.uri_for("/rest/item/") %]'+id,
> >                      '#_item');
> >     }
> >
> >     template test.tt2:
> >
> >     <a href=3D"#" onclick=3D"remove_item('[% item.id <http://item.id> %=
]');
> >     return
> >     false;">Remove item</a>
> >
> >     If I code my template like this, it just do a GET request.
> >     How can I introduce DELETE method  to tell REST API to delete my
> >     item id?
> >
> >     Sorry if my question seems stupid, I am a bit lost.
> >     If anybody has any clue, very welcome.
> >
> >     Regards
> >     --
> >     -------------------------
> >     Emmanuel Quevillon
> >     Biological Software and Databases Group
> >     Institut Pasteur
> >     +33 1 44 38 95 98
> >     tuco at_ pasteur dot fr
> >     -------------------------
> >
> >
> > You didn't include your remove_item method.  Can you post that?
> >
> > -J
>
> It is very basic, it took code from Jrock's book :)
>
> sub item_DELETE {
>
>    my($self, $c) =3D @_;
>
>    my $id =3D $c->stash()->{id};
>
>    my $set =3D $c->model('MyAppDB::Item')->find({id =3D> $id});
>
>    if($set){
>        $self->status_ok($c,
>                         entity =3D> mk_entity($set));
>        $set->delete();
>    }
>    else{
>        $self->status_not_found($c,
>                                message =3D> "Item not found");
>    }
> }
>
> --
>
>
I meant the javascript method, not the Catalyst method.

There should be a "function remove_item()" somewhere, as it doesn't seem
part of Jemplate.  Also, you probably want to use jQuery or something more
robust for your asynchronous calls.  Jemplate docs don't even seem to have a
delete method.

-J
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