OpenSearch Geo
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OpenSearch Geo

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OpenSearch Geo Extension. State of the art.

OpenSearch Geo Extension. State of the art.

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OpenSearch Geo OpenSearch Geo Presentation Transcript

  • OpenSearch -geo oscar.fonts Geographic Information Research Group Institute for New Imaging Technologies Universitat Jaume I IV Jornadas SIG Libre
  • Search 2800+ servicios OpenSearch *
  • OpenSearch HTTP get (format) 1. Discovery 2. Description 3. Request 4. Response http://www.opensearch.org
  • OpenSearch 1. Discovery <html> <head> <link rel=&quot; search &quot; type=&quot; application/opensearchdescription+xml &quot; title=&quot;My Custom Search Engine“ href=&quot; MySearcherDescription.xml &quot;> [···]
  • OpenSearch 2. Description <OpenSearchDescription xmlns =&quot;...&quot;> [···] <Url type=&quot; text/html &quot; template=&quot; http://...search?text={ searchTerms } &quot;/> [···]
  • OpenSearch get 3. Request URL Template: http://...search?q= { searchTerms } HTTP GET: http://...search?q= nevadas%20girona nevadas girona_
  • 4. Response OpenSearch HTML JSON RSS Atom ns:OpenSearch ns:Atom +
  • Geo Search Open? Simple? Interoperable?
  • 1. Discovery Geo OpenSearch ? http://geoportal.dlsi.uji.es/OpenSearch/services/ & incluir <link rel=&quot; search &quot;/> en respuestas
  • 2. Description xmlns:geo=&quot;http://a9.com/-/opensearch/extensions/geo/1.0/ Geo OpenSearch {geo:box?} {geo:lat?}{geo:lon?}{geo:radius?} {geo:polygon?} {geo:locationString?} TXT
  • get 3. Request URL Template: http://...?bbox= {geo:box?} HTTP GET: http://...?bbox= -180,-90,180,90 Geo OpenSearch
  • 4. Response HTML JSON RSS Atom Geo OpenSearch ‘ geo’  F GeoJSON GeoRSS Simple GML KML RDF/XML (dcLite4G)
  • Geo OpenSearch + OGC OGC CSW OpenSearch Extension v.0.0.2 {geo:uid?} -- {geo:relation?} -- {geo:name?} {geo:locationString?} {geo:lat?} {geo:lon?} {geo:radius?} {geo:lat?} {geo:lon?} {geo:radius?} {geo:geometry?} {geo:polygon?} {geo:box?} {geo:box?} OGC extension OpenSearch.org
  • Implementaciones
    • Servicios OpenSearch-geo:
    • Geocommons
    • Duetopia
    • Geonetwork ?
    • Clientes OpenSearch-geo:
    • ?
    • Geonetwork (patch 160)
    • OpenStreetMap
    • Twitter
    • Flickr
    • Geonames
    • Wikipedia
    • OpenLayers (ticket 2453)
  • OpenLayers
    • OpenLayers. Control .OpenSearch
    • Formulario de búsqueda
    • Orquesta N Strategies
    • Dibuja resultados
    • OpenLayers. Strategy .OpenSearch
    • Elige formato de respuesta
    • Gestiona filtros de búsqueda:
      • Texto
      • BBOX
    • Construye URL request
    • OpenLayers. Format .OpenSearchDescription
    • Parsea documento description
  • demo http:// geoportal.dlsi.uji.es / OpenSearch /
  • ? Contact Info: http:// wiki.osgeo.org / wiki / Oscar_Fonts