On 7/9/10 3:39 PM, Tim Schaub wrote: ... snip ...
> The featureNS corresponds to the workspace URL in GeoServer. If you > have a workspace named "tiger" with the "http://postgis.org"; URL, then > use that URL. I don't think the workspace form should allow you to > enter "http://postgis.org<http://postgis.org/>", but I could be wrong > about that. Ignore that bit above. I realize now it was an email formatting issue. The rest still stands. > > You can only make requests for features on the same origin that is > serving up your application (see "same origin policy"). If this page is > served up from some place like http://ubuntu:8080/mymap.html then your > layer will work with the url you provided for your WFS. If not, then > you need to proxy GeoServer on the same origin that serves up your > application (see "proxy geoserver on port 80" for details). > Alternatively, you can set up a proxy next to your application loader > and set OpenLayers.ProxyHost (see "openlayers faq"). > > If your WFS is on the same origin as your application, use a relative > URL so things will still work if you change domains. > > Finally, if your map is not in EPSG:32632, then you'll likely want to > request features in your map projection. OpenLayers can transform > coordinates client-side, but you'd need to provide the proj4js > definition for EPSG:32632 and your map projection. If your OpenLayers > map is also in EPSG:32632, then you're set. > > A guess at what might work for you (with some work): > > layer = new OpenLayers.Layer.Vector("WFS", { > strategies: [new OpenLayers.Strategy.BBOX()], > protocol: new OpenLayers.Protocol.WFS({ > url: "/geoserver/wfs", > featureType: "poi", > featureNS: "http://postgis.org";, > srsName: "EPSG:32632", > version: "1.1.0" > }) > }); > > > Hope that helps, > Tim > > On 7/9/10 2:50 PM, Ulrik Balslev wrote: >> Hi dev list, >> >> Using OpenLayers& Geoserver for WMS seems straight forward and works >> OK, but I cannot get it to work for WFS. I can't seem to create a valid >> OpenLayers layer object. >> >> A simple HTML page like this, gives a layer ('wfslayer'), that has no >> features (no data). >> >> Any hints? - Is it a security issue? >> >> regs. >> >> <html xmlns="http://www.w3.org/1999/xhtml";> >> <head> >> <title>WFS test!</title> >> <script src="./OpenLayers.js" type="text/javascript"></script> >> <script> >> var wfslayer; >> OpenLayers.ProxyHost = "proxy.cgi?url="; >> >> function init() { >> >> wfslayer = new OpenLayers.Layer.Vector("WFS", { >> strategies: [new OpenLayers.Strategy.BBOX()], >> protocol: new OpenLayers.Protocol.WFS({ >> url: "http://ubuntu:8080/geoserver/wfs";, >> featureType: "tiger:poi", >> featureNS: "http://postgis.org<http://postgis.org/>", >> srsName: "EPSG:32632", >> version: "1.1.0" >> }) >> }); >> } >> </script> >> </head> >> <body onload="init()"> >> </body> >> </html> >> >> >> >> _______________________________________________ >> Dev mailing list >> Dev@openlayers.org >> http://openlayers.org/mailman/listinfo/dev > > -- Tim Schaub OpenGeo - http://opengeo.org Expert service straight from the developers. _______________________________________________ Dev mailing list Dev@openlayers.org http://openlayers.org/mailman/listinfo/dev
