[OpenLayers-Users] XMLHttpRequest.open Error on WFS layer

[Eric Lemoine]

Hi Bill

Check this: <http://faq.openlayers.org/wfs/why-isnt-wfs-working-on-my-local-checkout-of-openlayers/>.

--
Eric

On Mon, Jan 12, 2009 at 11:30 PM, Bill Thoen <bthoen at gisnet.com> wrote:
> I'm trying to get a layer of lines to open as a WFS layer and I'm
> getting this error:
>
> uncaught exception: Permission denied to call method XMLHttpRequest.open
>
> When I issue a GetRequest directly to the server via the browser url
> window, I get an XML file with all the expected data. But when I try to
> open it with OpenLayers I get this error and no lines show up. Does
> anyone know what's wrong and how to fix it?
>
> The server is Mapserver 4.10.0 and I'm using OpenLayers 2.7. The
> relevant part of the script looks like this:
> ...
>    <script type="text/javascript">
>        var map;
>        var wms;
>        var wfs;
>
>    function init() {
>            map = new OpenLayers.Map( 'map' );
>            map.addControl( new OpenLayers.Control.LayerSwitcher());
>
>            wms = new OpenLayers.Layer.WMS (
>             "States",
>             "http://192.168.0.250/cgi-bin/mapserv?map=base.map",
>             { layers:"us_states" }
>         );
>            map.addLayer( wms );
>
>            wfs = new OpenLayers.Layer.WFS (
>            "Pipes",
>            "http://192.168.0.250/cgi-bin/piper_wfs",
>             { typename: "ms:pipes"}
>           );
>          map.addLayer( wfs );
>          map.setCenter( new OpenLayers.LonLat(-108.5,42.5), 7);
>    }
>    </script>
> ...
>
> The relevant part of the MapServer WFS map file looks like this:
> MAP
>    SIZE 840 700
>    EXTENT -125 30 -65 50
>    UNITS DD
>    SHAPEPATH /var/www/maps/data/
>    FONTSET /var/www/maps/fonts/fonts.txt
>    SYMBOLSET "/var/www/maps/symbols/symbols.txt"
>
>    WEB
>        TEMPLATE "/var/www/html/piper/test.html"
>        IMAGEPATH "/var/www/html/tmp/"
>        IMAGEURL "/tmp/"
>        METADATA
>            "wfs_title" "Piper WFS Layers"
>            "wfs_onlineresource" "http://192.168.0.250/cgi-bin/mapserv?"
>            "wfs_srs" "EPSG:4326"
>        END
>    END
>
>    PROJECTION
>        "init=epsg:4326"
>    END
>
>    LAYER
>        NAME pipes
>        METADATA
>            "wfs_title" "pipes"
>            "gml_featureid" "arc_id"
>            "gml_include_items" "all"
>        END
>        TYPE LINE
>        STATUS ON
>        CONNECTIONTYPE POSTGIS
>        CONNECTION "user=bthoen dbname=piper host=192.168.0.250 port=5432"
>        DATA "the_geom from pipes"
>        DUMP TRUE
>        PROJECTION
>            "init=epsg:4326"
>        END
>        CLASS
>            NAME pipes
>            COLOR 0 0 0
>        END
>    END
> ...
>
>
>
> _______________________________________________
> Users mailing list
> Users at openlayers.org
> http://openlayers.org/mailman/listinfo/users
>