where in the world is eml?
John Harris
harris at nceas.ucsb.edu
Fri Jun 25 14:22:02 PDT 2004
Hi Dev,
As some of you know, Sid, Eric and I have done a little work setting up an
internet map server (we used MapServer) for the folks at Kruger National
Park, so that the kruger people could select EML2 documents stored in
their Metacat server spatially. The GIS that we are using for interfacing
the GIS with Metacat is the ESRI Shapefile -- kinda the standard vector
GIS object these days. These shapefiles can be used with most GIS's
(including ArcView, ArcInfo, ArcGIS, GRASS, Geotools, Geoserver, and
Mapserver).
I thought that some of you may be interested in looking at the tool we
used for getting the EML2 data out of Metacat and into the Shapefile
format, so I'm putting the application (runs on RH Linux 7.1 - Fedora
Core2) online. The application uses perl to query metacat and the
shapelib project to injest the EML into a Shapefile.
If you are interested in running the application get the tarfile listed
below and edit the variables in the metacat_to_shapefile.sh script. For
the Kruger prototype mapserver we are running this a cronjob so that the
shapefile is updated every couple hours, and thus the maps served are
somewhat dynamic.
Map of all the EML2 documents (with locations) in
metacat.nceas.ucsb.edu/knb:
http://nebulous.nceas.ucsb.edu/harris/eml_locations.jpg
Prototype Kruger Mapserver:
http://dhcp84.nceas.ucsb.edu/mapserver/kruger/
Metacat To Shapefile Resources:
http://nebulous.nceas.ucsb.edu/harris/metacat_shapefile_resources.tar
Take care. John
--
---------------------------------
John Harris
National Center for Ecological
Analysis and Synthesis (NCEAS)
735 State St. Ste. 303
Santa Barbara, CA 93101
805-892-2531
harris at nceas.ucsb.edu
---------------------------------
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