[maplab-users] LatLongBoundingBox problem with WFS server

Etienne Dube etdube at gmail.com
Mon Jun 20 16:31:11 EDT 2005


Sorry about my previous message, I posted it to the wrong list! :(

Etienne Dube wrote :

> Hello,
>
> I'm trying to use MapServer as a WFS server, pulling data from a 
> PostGIS DB. My original data is not projected, it's in geographic 
> coordinates (lat/long) in the NAD83 datum. When I use the GET method 
> to issue a 'getcapabilities' request it displays the XML file, but I 
> get weird bounding box coordinates :
>
> <LatLongBoundingBox minx="-2.5e+007" miny="-2.5e+007" maxx="2.5e+007" 
> maxy="2.5e+007"/>
>
> The extent defined in my MAP file is -69.2 45.0 -33.2 48.2 (in decimal 
> degrees). When I try to open the WFS layer in uDig, I can't see 
> anything, uDig seems to be confused by the wrong numbers in 
> LatLongBoundingBox (when I'm moving the mouse around in the map 
> window, it displays out of bound coordinates). On the other hand, when 
> I issue a 'getfeature' request from a web browser, I get the right 
> numbers for the <gml:coordinates> tags :
>
> <gml:coordinates>-69.588602,44.311578 
> -62.161745,48.794835</gml:coordinates>
>
> Here is my MAP file :
>
>
> NAME CRADWFS
>        STATUS ON
>        SIZE 400 300
>        SYMBOLSET ../etc/symbols.sym
>        EXTENT -69.200 45.000 -63.200 48.200
>        UNITS DD
>        IMAGECOLOR 255 255 255
>        FONTSET ../etc/fonts.txt
>        WEB
>          IMAGEPATH "/ms4w/tmp/ms_tmp/"
>          IMAGEURL "/ms_tmp/"
>          METADATA
>            "wfs_title"            "Test wfs craddata"  ## REQUIRED
>            "wfs_onlineresource"   
> "http://localhost/cgi-bin/mapserv.exe?map=../../apps/gmap/htdocs/wfstest.map&"  
> ## Recommended
>            "wfs_srs"              "EPSG:4269"  ## Recommended
>          END
>        END
>
>        PROJECTION
>          "init=epsg:4269"
>        END
>
>        LAYER
>          NAME maritimescd
>          METADATA
>            "wfs_title"    "maritimescd" ## REQUIRED
>          END
>          TYPE POLYGON
>          STATUS ON
>          CONNECTIONTYPE POSTGIS
>          CONNECTION "dbname=craddata user=crad password=*******"
>          DATA "geom from tmp_maritimescd"
>          PROJECTION
>            "init=epsg:4269"
>          END
>          DUMP TRUE           ## REQUIRED
>          CLASS
>            NAME "maritimescd"
>            COLOR 128 128 128
>            OUTLINECOLOR 0 0 0
>          END
>        END # Layer
> END # Map File
>
>
> Any ideas? Thanks,
>
> Etienne
>
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