Andrea,
What I do is set the default_idvalue to "1=1" and change the filter to
FILTER "%idvalue%". Then the cgi value is something like &idvalue="id=1"
Your valididation regex becomes more complex though.
Mike
--
Michael Smith
US Army Corps
Remote Sensing GIS/Center
On 2/23/13 7:15 AM, "Andrea Peri" wrote:
>Hi,
>
>I need to set a layer to allow to retrieve in the response all the
>elements available in the layer, and when the request has a specific
>parameter it should apply a filter to limit the show to only the
>filtered geometries.
>
>To do this until now I have set this configuration:
>
>LAYER
> ...
>DATA "geometry from table using unique gid srid=25832"
>FILTER "PK_FIELD like '%idvalue%' "
>VALIDATION
> 'idvalue' '^[a-zA-Z0-9\-_]+$'
>END
> ...
> METADATA
> 'default_idvalue' '%'
>
>This configuration work pretty well when the PK is a string field.
>Infact is the request has no the idvalue parameter it show all the
>records , thx to the "default_idvalue %" definitioni,
>instead if the request has a parameter as example
>..&idvalue=xxx1
>
>It show only the specific item having PK_FIELD=xxx1
>
>Now I have the same need for a layer where the PK is numeric.
>
>With this layer the solution described seem don't work, infact the
>'default_idvalue' '%'
>
>is not working with a numeric field.
>
>There same other solution to have the same result?
>
>I need to show all the records and apply the filter only when there is
>a specific parameter in the request.
>
>Thx,
>
>--
>-
>Andrea Peri
>. . . . . . . . .
>qwerty àèìòù
>-
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