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From: Paul Davis <paul.joseph.davis@gmail.com>
Date: Sun, 29 Jan 2012 19:00:31 -0600
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 <CAJ_m3YD4M-GNQ-PuAs6Z0pac6KbYyKLQZq+HYTAdGnBySgUwLA@mail.gmail.com>
Subject: Re: Are CouchDB filters limited to the _changes feed?
To: user@couchdb.apache.org
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As Jim pointed out below this is basically a _list function. If you're
worried about code duplication I'd suggest factoring out common logic
and using commonjs modules.

On Sun, Jan 29, 2012 at 10:54 AM, Daniel Gonzalez <gonvaled@gonvaled.com> w=
rote:
> Hello,
>
> As specified=A0here
> (http://guide.couchdb.org/draft/notifications.html#filters), a filter
> can be used with the _changes feed like this:
>
> curl "$HOST/db/_changes?filter=3Dapp/important"
>
> Now I am trying to use this pattern with a standard view access, like thi=
s:
>
> curl -X GET $HOST/db/_design/live_data/_view/all-comments&filter=3Dlive_d=
ata/bytag?tag=3Dtesting
>
> I have also tried ? instead of &:
>
> curl -X GET $HOST/db/_design/live_data/_view/all-comments?filter=3Dlive_d=
ata/bytag?tag=3Dtesting
>
> But the filter has no effect: all documents are shown, even those
> which should not be validated by the filter.
>
> The filter that I am using is:
>
> function(doc, req)
> {
> =A0for( var i in doc.tags ) {
> =A0 =A0if(doc.tags[i] =3D=3D req.query.tag) {
> =A0 =A0 =A0return true;
> =A0 =A0}
> =A0}
> =A0return false;
> }
>
> - Am I doing something wrong in the curl calls?
> - Is it at all possible to use views together with filters, or are
> filters limited to the=A0_changes=A0feed? I have seen no examples of
> filters except related to=A0_changes
>
> Thanks,
> Daniel Gonzalez