[Qgis-developer] QWC and WMS FILTER in qgis mapserver

rldhont rldhont at gmail.com
Thu Jan 9 08:51:16 PST 2014

Hi all,

In the WFS standard FILTER parameter is defined to be an OGC FILTER 
In the WMS standard there is no FILTER parameter if I remember correctly.

In the WFS QGIS-Server implementation, I have added the EXP_FILTER 
parameter which is used to filter features with a QGIS expression.

René-Luc D'Hont

Le 09/01/2014 17:41, Alessandro Pasotti a écrit :
> 2014/1/9 Marco Hugentobler <marco.hugentobler at sourcepole.ch 
> <mailto:marco.hugentobler at sourcepole.ch>>
>     Hi Alessandro
>     >Since OGC FILTER parsing is already implemented in QGIS, would it
>     be possible make the WMS understand OGG FILTER encoding in
>     addition to the custom syntax?
>     The problem is that the filter has the subset syntax of the data
>     provider. So it would need translation OGC syntax -> provider
>     syntax (or the possibility to choose between db server side
>     filtering or QGIS side filtering with unified syntax).
> I thought this OGC filtering stuff was already implemented for WFS 
> server isn't it?
> -- 
> Alessandro Pasotti
> w3: www.itopen.it <http://www.itopen.it>
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> Qgis-developer at lists.osgeo.org
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