[mapserver-users] Cascading Mapserver - WMS client - GetLegendGraphic ?

[Steve.Toutant at inspq.qc.ca]

cascading getLegendGraphic is not supported
I already opened a ticket...yesterday! for this enhancement
Ticket URL: <http://trac.osgeo.org/mapserver/ticket/3923>
Steve





Pierre GIRAUD <bluecarto at gmail.com>@lists.osgeo.org 
Envoyé par : mapserver-users-bounces at lists.osgeo.org
2011-06-17 09:33

A
Andrew Cowie <CowieA at landcareresearch.co.nz>
cc
"mapserver-users at lists.osgeo.org" <mapserver-users at lists.osgeo.org>
Objet
Re: [mapserver-users] Cascading Mapserver - WMS client - GetLegendGraphic 
?








Can someone please confirm that cascading getLegendGraphic is not 
supported ?

Thanks.

Pierre

On Fri, May 20, 2011 at 6:34 AM, Andrew Cowie
<CowieA at landcareresearch.co.nz> wrote:
> Hello list,
>
>
>
> We have a cascading WMS using Mapserver as a client to request maps from
> another Mapserver. We have it working well, however we are wondering 
whether
> it is possible to do a GetLegendGraphic request to this top level 
Mapserver
> and have it in turn pass on that request to the underlying mapserver, 
which
> would then return the legend graphic.
>
>
>
> Here?s a snippet of our ?top level? Mapserver mapfile, which sits on our
> public server:
>
> ...
>
>        LEGEND
>
>               STATUS OFF
>
>               KEYSIZE 30 15
>
>               KEYSPACING 10 10
>
>               LABEL
>
>                      COLOR 0 0 0
>
>                      FONT 'arialbd'
>
>                      TYPE truetype
>
>                      SIZE 10
>
>               END
>
>        END
>
>        LAYER
>
>               NAME ?coastpoly?
>
>               TYPE RASTER
>
>               CONNECTIONTYPE WMS
>
>               CONNECTION "http://ourprivateserver/wms?"
>
>               PROCESSING "CLOSE_CONNECTION=DEFER"
>
>
>
>               METADATA
>
>                      "wms_name"                  "coastpoly"
>
>                      "wms_title"                 "Topographic Coastline
> Polygons"
>
>                      "wms_server_version"        "1.1.1"
>
>                      "wms_format"                "image/png"
>
>                      "wms_srs"                   "EPSG:2193 EPSG:27200
> EPSG:4326"
>
>               END
>
>        END
>
> ...
>
>
>
> And a snippet from our underlying Mapserver:
>
> ...
>
>        LEGEND
>
>               STATUS OFF
>
>               KEYSIZE 30 15
>
>               KEYSPACING 10 10
>
>               LABEL
>
>                      COLOR 0 0 0
>
>                      FONT 'arialbd'
>
>                      TYPE truetype
>
>                      SIZE 10
>
>               END
>
>        END
>
>        LAYER
>
>               NAME 'coastpoly'
>
>               TYPE POLYGON
>
>               STATUS OFF
>
>               CONNECTIONTYPE postgis
>
>               CONNECTION "dbname='ourdb' host=?ourprivateserver? 
port=5432
> user='user' password=pass"
>
>               PROCESSING "CLOSE_CONNECTION=DEFER"
>
>               DATA 'the_geom FROM "data"."coastlinepoly" USING UNIQUE 
gid
> USING srid=2193'
>
>               PROJECTION
>
>                      "proj=tmerc" "lat_0=0" "lon_0=173" "k=0.9996"
> "x_0=1600000" "y_0=10000000" "ellps=GRS80" "towgs84=0,0,0,0,0,0,0"
> "units=m"
>
>               END
>
>               EXTENT 983515.7211 4728776.8709 2117458.3527 6223676.2306
>
>               METADATA
>
>                      "wms_name"                  "coastpoly"
>
>                      "wms_title"                 "Topographic Coastline
> Polygons"
>
>                      "wms_version"               "1.1.1"
>
>                      "wms_format"                "image/png"
>
>                      "wms_srs"                   "EPSG:2193 EPSG:27200
> EPSG:4326"
>
>                      "wms_abstract"
> "Abstract"
>
>               END
>
>               CLASS
>
>                      NAME 'Coast Polygon'
>
>                      STYLE
>
>                             COLOR 225 223 197
>
>                      END
>
>               END
>
>        END
>
> ...
>
>
>
> I think we may be missing something obvious here, so any ideas greatly
> appreciated... J
>
>
>
> Andrew
>
>
>
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-- 
Pierre GIRAUD
http://www.camptocamp.com
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