Re: Updated version of contrib/xml (at last)

Patch applied. Thanks.

I realize the function names have changed, but we want to encourage
improvement of our xml capabilities. If folks want the old function
names, we can put the old code up on gborg.

I updated the README to mention that libxml is now required.

---------------------------------------------------------------------------

John Gray wrote:
> Hi,
>
> Thanks to the generous support of Torchbox (http://www.torchbox.com), I
> have been able to significantly improve the contrib/xml XPath
> integration code.
>
> New features:
>
> * XPath set-returning function allows multiple results from an several
> XPath queries to be used as a virtual table.
> * Using libxslt, XSLT transformations (with and without parameters) are
> supported. (Caution: This support allows generic URL fetching from
> within the backend as well).
>
> I've removed the old code so that it is all libxml based. Rather than
> attach as a patch, I've put the tar.gz (10k!) at
> http://www.azuli.co.uk/pgxml-1.0.tar.gz
> (all files in archive are xml/....).
>
> I think this is worth replacing the contrib version with, even though
> the function names have changed (though the same functionality is
> there), because it includes a SRF and some SPI usage, in addition to
> linking to an external library. And it isn't a big module! Obviously, I
> understand that people might prefer to move it elsewhere, or might have
> reservations about replacing an existing contrib module with an
> incompatible one. I'm open to suggestions.
>
> Obviously, please also let me know if you find any bugs or platform
> incompatibilities (I have only one platform, so my testing in that line
> is non-existent).
>
> Regards
>
> John
> --
> John Gray, Azuli IT
> jgray(at)azuli(dot)co(dot)uk
>
>
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