Re: [Tracker] Result of GetMetadata DBUS Method

[Martyn Russell <martyn lanedo com>]

On 19/09/11 01:24, Nikolaus Rath wrote:
> Adrien Bustany<abustany-rDKQcyrBJuzYtjvyW6yDsg public gmane org>  writes:
> > > That would be my guess too. But I'm surprised to find a WHERE in the
> > > GetMetadata output in the first place. What is it good for, and why
> > > is it only included for some documents?
> >
> > The where is here to reuse an existing tag.
> >
> > INSERT { a tag with label "foo" }
> > INSERT { file has tag ?tag } WHERE { ?tag has label "foo" }
> >
> > You can think of it as a sort of secondary key...
> > I guess it's only included for documents which have tags?
>
> Can a document have tags if they have never been added with tracker-tag
> (or some frontend)? The WHERE clause is included for freshly created
> documents that have certainly not been tagged manually.

That depends on the document. PDFs certainly can for example, but that's 
the only "document" format we support with Tags right now.

--
Regards,
Martyn

Founder and CEO of Lanedo GmbH.