[OpenLayers-Users] WMSGetFeatureInfo show data from other layer in custom popup

[Bart van den Eijnden]

What WMS are you using?

If you're using GeoServer, check out:

http://docs.geoserver.org/latest/en/user/extensions/querylayer/index.html

Best regards,
Bart

-- 
Bart van den Eijnden
OpenGeo - http://opengeo.org
Expert service straight from the developers.



On Nov 22, 2012, at 11:46 AM, Paul Meems <bontepaarden at gmail.com> wrote:

> I have two layers:
> * Buildings
> * Roof tops
> 
> I now have implemented OpenLayers.Control.WMSGetFeatureInfo on the roof tops layer.
> This works great and a popup is shown with the data.
> 
> I want to change this so that WMSGetFeatureInfo works on the Buildings layer.
> I know how to do that, but instead of showing the data of the building I want to show the data of the roof tops that belong to that building.
> I can get the roof tops using the building ID but how do I make WMSGetFeatureInfo fill my popup with the roof top data?
> 
> I think I need to call a php-file that returns a json string with the data.
> I'm doing something similar when looking for addresses.
> I also need to change the popup so that every roof top gets its own tab.
> 
> Any advice would be much appreciated.
> 
> Thanks,
> 
> Paul
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