[OSGeo-Standards] Proposal for Open Search Geo extension support of point and line

[Douglas J Newman]

Is there any time frame proposed for the adoption of this draft spec?

Doug Newman.




From:
Volker Mische <volker.mische at gmail.com>
To:
Douglas J Newman <Doug.Newman-NR at raytheon.com>
Cc:
standards at lists.osgeo.org, "Hua, Hook" <hook.hua at jpl.nasa.gov>, 
christopher.s.lynnes at nasa.gov, Matthew Cechini 
<Matthew.F.Cechini at nasa.gov>
Date:
01/26/2011 10:25 AM
Subject:
Re: [OSGeo-Standards] Proposal for Open Search Geo extension support of 
point and line



On 26.01.2011 15:31, Douglas J Newman wrote:
>
> The NASA ECHO project (_www.echo.nasa.gov_ <http://www.echo.nasa.gov/>)
> is in the process of
> providing a search capability, via an ESIP interface (using the Open
> Search standard with Geo extension), by point and line.
>
> The current implementation can be seen at
> _https://api.echo.nasa.gov/echo-esip/_
>
> The _http://www.georss.org/simple_specification (which I believe the
> geo
> extension is based on) provides this support and we would like to
> propose
> it's addition to the open search geo spec.
>
> For example,
>
> Example URL templates:
> _
> 
__http://example.com/?q={searchTerms}&pw={startPage?}&line={geo:line?}&format=rss_
> <
http://example.com/?q=%7BsearchTerms%7D&pw=%7BstartPage?%7D&line=%7Bgeo:line?%7D&format=rss
>
> _
> 
__http://example.com/?q={searchTerms}&pw={startPage?}&point={geo:point?}&format=rss_
> <
http://example.com/?q=%7BsearchTerms%7D&pw=%7BstartPage?%7D&point=%7Bgeo:point?%7D&format=rss
>
>
> Example requests:
> _
> 
__http://example.com/?q=pizza&line=-111.032,42.943,-119.856,43.039&format=rss_
> <
http://example.com/?q=pizza&line=-111.032,42.943,-119.856,43.039&format=rss
>
> _
> __http://example.com/?q=pizza&point=-111.032,42.943,-&format=rss_
> <http://example.com/?q=pizza&point=-111.032,42.943,-&format=rss>
>
> I note that the section of the Geo extension on atom responses has the
> element,
>
> <georss:line>40.73763 -73.9972 40.73519 -73.99167 40.737015 -73.99035
> 40.73643 -73.98914 40.734640 -73.990431 40.731617 -73.991504</
> georss:line>
>
> we propose an additional element for point,
>
> <georss:point>40.73763 -73.9972</georss:point>
>
> Please let us know if this is proposal is acceptable.
>
>
>
> _______________________________________________
> Standards mailing list
> Standards at lists.osgeo.org
> http://lists.osgeo.org/mailman/listinfo/standards


Hi Douglas,

there is the OpenSearch Geo Draft 2 which might not be linked yet. Have 
a look at the geoemtry parameter:
http://www.opensearch.org/Specifications/OpenSearch/Extensions/Geo/1.0/Draft_2#The_.22geometry.22_parameter


I think it does exactly what you are looking for.

Cheers,
   Volker


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