Setting up a Queriable layer?

Brock Anderson banders at REFRACTIONS.NET
Mon Jan 30 15:35:23 PST 2006


Hi James,

In order to make a layer queryable via WMS GetFeatureInfo requests, I 
think your LAYER needs:

DUMP TRUE
TEMPLATE 'anything'

To control which attributes are exposed use the LAYER metadata items 
"gml_include_items" and "gml_exclude_items".

You can read about the include/exclude stuff on the WFS howto, but I 
believe it's still relavent to WMS GetFeatureInfo.

    http://mapserver.gis.umn.edu/docs/howto/wfs_server/#layer-object

It looks like the only thing you're missing is the TEMPLATE.

Brock

James Net wrote:

> Hi all,
>
> How do I setup a queriable layer in my map file?
>
> Here's what I've got, please tell me what I have missed / overlooked:
>
>   LAYER
>      NAME        "my_point"
>      DATA        "/home/data/my_point_GDA94.shp"
>      TYPE        POINT
>      STATUS      ON
>      TRANSPARENCY ALPHA
>      LABELITEM   "NAME"
>      MAXSCALE    1000000.0
>      MINSCALE    1.0
>      SYMBOLSCALE 10000.0
>      TOLERANCE   5
>      DUMP        TRUE # Allow GML export.
>      CLASS
>         LABEL
>            ANTIALIAS   true
>            FONT        "sans"
>            COLOR       255 255 255
>            POSITION    lr
>         END
>         STYLE
>            COLOR          255 0 0
>            SYMBOL        'circle'
>            SIZE        1
>         END
>      END
>      METADATA
>         wms_title            "my_point"
>         wms_srs              "EPSG:4326"
>         wms_abstract         "my points"
>         "gml_include_items"  "all"
>      END
>   END
>
> I only need the GML response. I'm not using mapserver as the client!
>
> Cheers,
>
> James
>
> _________________________________________________________________
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