[mapserver-users] WMS layers get canceled

[Mr. Puneet Kishor]

On Sep 22, 2011, at 11:00 PM, Rahkonen Jukka wrote:

> Hi,
> 
> Is this really your DATA or did you just wipe our "AS" from "AS foo" when editing your mail?

There is no difference between `(SELECT...) AS foo` and `(SELECT...) foo`. `AS` is optional in SQL when declaring aliases.

> DATA "the_geom FROM (SELECT gid, a, b, the_geom FROM table) foo USING UNIQUE gid USING srid=4326"
> 
> It really looks like &service=WMS is not compulsory in WMS. Brave programmer who makes a client to leave it out, though, because it would not cost anything to include it and make thing for sure clear for a server.
> 
> -Jukka Rahkonen-
> 
> ________________________________________
> Lähettäjä: mapserver-users-bounces at lists.osgeo.org [mapserver-users-bounces at lists.osgeo.org] käyttäjän Puneet Kishor [punk.kish at gmail.com] puolesta
> Lähetetty: 23. syyskuuta 2011 5:17
> Vastaanottaja: mapserver-users at lists.osgeo.org
> Aihe: [mapserver-users] WMS layers get canceled
> 
> I am unable to figure this out --
> 
> My app front is Google Maps API v3 with MapServer 6.0.1
> 
> $./mapserv -v
> MapServer version 6.0.1 OUTPUT=GIF OUTPUT=PNG OUTPUT=JPEG SUPPORTS=PROJ SUPPORTS=AGG SUPPORTS=FREETYPE SUPPORTS=ICONV SUPPORTS=WMS_SERVER SUPPORTS=WMS_CLIENT SUPPORTS=GEOS INPUT=POSTGIS INPUT=GDAL INPUT=SHAPEFILE
> 
> The app fires WMS requests that look like so in Firebug and Safari Web Inspector (one per tile)
> 
> http://path/to/server/cgi-bin/app?version=1.1.1&request=GetMap&format=image/png&TRANSPARENT=TRUE&Styles=&SRS=EPSG:4326&Layers=lyr&width=256&height=256&BBOX=-135,40.97989806962013,-90,66.51326044311185
> 
> The status code in Firebug is "Aborted" ("Canceled" in Safari Web Inspector). The ms_error file kicks in the following messages --
> 
> [Thu Sep 22 21:00:55 2011].347078 msWMSLoadGetMapParams(): enabling non-square pixels.
> [Thu Sep 22 21:00:55 2011].347608 msDrawMap(): kicking into non-square pixel preserving mode.
> [Thu Sep 22 21:00:55 2011].347615 msDrawMap(): rendering using outputformat named png24 (AGG/PNG).
> 
> My .map file has the following incantation --
> 
>        #### in the MAP section #####
>        PROJECTION
>          "init=epsg:4326"
>        END
>        WEB
>          METADATA
>            ows_enable_request "*"
>            wms_abstract "blah blah"
>            wms_accessconstraints "none"
>            wms_title "gpsvecs"
>            wms_onlineresource "http://path/to/server/cgi-bin/gpsvecs?"
>            wms_srs "EPSG:4326"
>            wms_keywordlist "foo,bar"
>            wms_enable_request "*"
>          END
>        END
> 
>        #### in the LAYER section ####
>        LAYER
>          NAME "lyr"
>          CONNECTION "host=localhost port=5432 dbname=db user=user password=passwd"
>          CONNECTIONTYPE POSTGIS
>          PROCESSING "CLOSE_CONNECTION=DEFER"
>          DATA "the_geom FROM (SELECT gid, a, b, the_geom FROM table) foo USING UNIQUE gid USING srid=4326"
> 
>          PROJECTION
>            "init=epsg:4326"
>          END
> 
>          METADATA
>            wms_srs   "EPSG:4326"
>            wms_title "lyr"
>            wms_abstract "blah blah"
>            wms_keywordlist "foo,bar"
>            wms_enable_request "*"
>            wms_extent "-180 -90 180 90"
>          END
> 
> 
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