[OpenLayers-Users] WFS connection

David William Bitner bitner at gyttja.org
Thu Jul 6 19:50:32 CDT 2006


Richie,

Are you using Mapserver and ArcIMS for different layers in OpenLayers?  You
need to make sure that everything that you use is spitting out the data in
26915.  If you are using MapServer for some WMS/WFS layers, you can make
sure to include your projection information in your mapfile and make sure
that you built MapServer against proj4 (further help specific to MapServer
can be found at #mapserver on irc, the mapserver-users mailing list, or in
the documentation at http://mapserver.gis.umn.edu).

David

On 7/6/06, Richie Pierce <Richie.Pierce at arkansas.gov> wrote:
>
> Thanks for the quick response you guys.
> Looks like the OpenLayers.ProxyHost = ''; worked just fine although I'm
> not getting any data showing within my map area.  My guess is that the
> projection is not set the same for the WFS features.
>
> The SRS for the WFS features is 26915 which is UTM Zone 15N.  Is it
> possible to let MapServer know the projection of the WFS layer so it can
> be re-projected?
>
> And I wish I could send out a URL for the site but its currently on our
> Dev. Environment which is not accessible from the outside.  But as soon
> as I get something running it'll be on GeoStor
> (www.geostor.arkansas.gov).
>
> On a side note.  Is there documentation anywhere?  I saw the Wiki is
> pretty empty, and that its in the list for the Milstone's.  I just
> didn't know if there might be some limited doc somewhere that I didn't
> find.
>
> Thanks,
>
> Richie Pierce
> GIS Specialist
> Arkansas Geographic Information Office
> (w)501-682-2937
> (c)501-416-2267
> www.gis.state.ar.us
>
> -----Original Message-----
> From: Christopher Schmidt [mailto:crschmidt at crschmidt.net]
> Sent: Thursday, July 06, 2006 7:16 PM
> To: Richie Pierce
> Cc: users at openlayers.org
> Subject: Re: [OpenLayers-Users] WFS connection
>
> On Thu, Jul 06, 2006 at 07:02:46PM -0500, Richie Pierce wrote:
> > I have just recently downloaded OpenLayers and am extremely exited
> about
> > working with it.  I have customized one of the examples and added my
> own
> > WMS layer.  Now I am trying to connect to our ArcIMS WFS connector.  I
> > have followed the example WFS.html but am not having any luck.  Any
> help
> > would be great.
> Richie:
>
> There's a bit of an undocumented aspect of the WFS layer: specifically,
> that URLs are by default passed through a proxy layer, because there is
> no way to access sites on a remote server via Javascript.
>
> If you are running this under the www.geostor.arkansas.gov domain name,
> this is not neccesary: Simply add a line, before your 'var g2_counties',
> which says:
>
>   OpenLayers.ProxyHost = '';
>
> If you're not running under that domain name, however, you'll need to
> use a proxy script. There is an example proxy script in the examples
> directory, called proxy.txt: Copy this file to 'proxy.cgi' in some
> location on your webserver that can run CGI scripts. Then do something
> similar to:
>
>   OpenLayers.ProxyHost = '/cgi-bin/proxy.cgi?';
>
> If this does not work, and your demo is accessible on the internet,
> please respond and include a link to your demo so that I can further
> investigate the issue.
>
> --
> Christopher Schmidt
> Web Developer
>
> _______________________________________________
> Users mailing list
> Users at openlayers.org
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>



-- 
************************************
David William Bitner
bitner at gyttja.org
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