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YAMCATYAMCAT
Open source spatial Open source spatial data management for data management for collaboration in projectscollaboration in projects
Thomas Mönkemeier, B.Eng.Thomas Mönkemeier, B.Eng.Prof. Dr. Tobia LakesProf. Dr. Tobia Lakes
Project CarBioCial SP09Project CarBioCial SP09Humboldt-Universität zu BerlinHumboldt-Universität zu Berlin
Yet another catalog
• Catalog for Metadata• Search for metadata• Use or download geodata
• Geodata exchange for scientists• Developed for project CarBioCial• Personal repository per user• Geodata including XML-metadata
• Open Source Software• Web-Server with mySQL• PHP code on GitHub
Search by location
• Map with OpenStreetMap and OpenLayers• Click on a map to set
marker and search• Result: Records with
this position• Relevance by
geographic extent area
Search by category
• ISO 19139• Categories for
metadata• Essential for GDI• ArcGIS support
Search by keyword
• Quicksearch by mySQL fulltext search• Keywords clickable in
results
Search results
• List of results• Details page• „Actions“ only for
members• Download• WMS preview
(MapServer)• Edit• Delete
WMS client
• Preview WMS layers• Using OpenLayers• External WMS
servers• Geodata of users
• MapServer displays shapes and rasters• Mapfiles
automatically created by YAMCAT for shapes and rasters
Add metadata
• Online form for registered users• No fields
mandantory • Geographic
extent with OpenLayers • Simply draw
a bbox
Websites & Services
• Registered users may add URL for• Websites (where to
download geodata)• Services (e.g. WMS
„GetCapabilities“)
• YAMCAT retrieves and parses given URL• Metadata extraction• Complete meta data
information by manual edit afterwards
ArcGIS metadata support
• Registered users maintain a „repository“• Create one or more
„dataset“• Upload all files for a
given purpose
• Metadata created in XML files with ArcCatalog• ISO 19139 format
• Automatic transfer to catalog
GeoNetwork export
• GeoNetwork• OSGeo software• De-facto standard• CSW server
• Export metadata• ISO 19139 records• Spatial index in
PostGIS database• Remote server
• GLUES GDI• Distributed search
Go for it!
• Install YAMCAT• Needs simple webserver• Apache & PHP• mySQL• MapServer (optional)
• Collaborate metadata• Services• Websites• Newsfeeds
• Share geodata• Shapes• Raster • Datasets
