[mapserver-users] MAXFEATURES or FEATURE_COUNT w/ WMS call, output text/html

Daniel Morissette dmorissette at mapgears.com
Mon Aug 11 11:09:31 PDT 2008


Josh Marcus wrote:
> Hey there,
> 
> I was wondering if I could get some help or advice on using the 
> FEATURE_COUNT (or MAXFEATURES) parameter with a WMS call.  I'm using 
> Mapserver 4.99.
> 
> My output type is text/html, which I'm using to generate JSON.  The data 
> layer is a postgresql/postgis database.  In general, it's working fine 
> -- except that I want to limit the response to a maximum number of 
> features.  Passing in a FEATURE_COUNT cgi parameter seems to have no 
> effect at all.  Interestingly, passing in MAXFEATURES (with any value) 
> limits the output to a single feature.
> 

FEATURE_COUNT had no effect with INFO_FORMAT=text/html in 5.0 and older. 
This was fixed in v5.2, so you'll have to upgrade to 5.2 or patch your 
local install. All the details in ticket #1686:
   http://trac.osgeo.org/mapserver/ticket/1686

Daniel
-- 
Daniel Morissette
http://www.mapgears.com/



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