<?xml version=“1.0” encoding=“UTF-8”?> <!–

mods2geoblacklight.xsl - Transforms MODS with GML extensions into a GeoBlacklight document

Copyright 2014, Stanford University Libraries.

Created by Darren Hardy.

Example usage:

xsltproc -stringparam geoserver_root 'http://kurma-podd1.stanford.edu/geoserver'
         -stringparam purl 'http://purl-dev.stanford.edu/fw920bc5473'
         -output '/var/geomdtk/current/workspace/fw/920/bc/5473/fw920bc5473/temp/geoblacklightSolr.xml'
         '/home/geostaff/geomdtk/current/lib/geomdtk/mods2geoblacklight.xsl'
         '/var/geomdtk/current/workspace/fw/920/bc/5473/fw920bc5473/metadata/descMetadata.xml'

Requires parameters:

  - geoserver_root - URL prefix to the geoserver
  - purl - complete URL with aa111bb1111 (len = 11)

-->

<xsl:stylesheet xmlns=“lucene.apache.org/solr/4/document” xmlns:gml=“www.opengis.net/gml/3.2/” xmlns:mods=“www.loc.gov/mods/v3” xmlns:rdf=“www.w3.org/1999/02/22-rdf-syntax-ns#” xmlns:dc=“purl.org/dc/elements/1.1/” xmlns:xsl=“www.w3.org/1999/XSL/Transform” version=“1.0” exclude-result-prefixes=“gml mods rdf xsl”>

<xsl:output method="xml" version="1.0" encoding="UTF-8" indent="yes"/>
<xsl:strip-space elements="*"/>
<xsl:template match="/mods:mods">
  <!-- XXX: Handle other institution naming schemes -->
  <xsl:variable name="druid" select="substring($purl, string-length($purl)-10)"/>
  <add>
    <doc>
      <field name="uuid">
        <xsl:value-of select="$purl"/>
      </field>
      <field name="dc_identifier_s">
        <xsl:value-of select="$purl"/>
      </field>
      <!-- XXX: handle multivalued relations -->
      <field name="dct_isPartOf_sm">
        <xsl:value-of select="mods:relatedItem/mods:titleInfo/mods:title"/>
      </field>
      <!-- XXX: handle GeoTIFF -->
      <field name="dc_format_s">
        <xsl:text>Shapefile</xsl:text>
      </field>
      <field name="dc_language_s">
        <xsl:text>English</xsl:text>
      </field>
      <field name="dc_rights_s">
        <xsl:text>Restricted</xsl:text>
      </field>
      <!-- XXX: Handle other institutions -->
      <field name="dct_provenance_s">
        <xsl:text>Stanford</xsl:text>
      </field>
      <field name="dc_type_s">
        <xsl:text>Dataset</xsl:text>
      </field>
      <!-- XXX: Handle other institution naming schemes -->
      <field name="layer_id_s">
        <xsl:text>druid:</xsl:text><xsl:value-of select="$druid"/>
      </field>
      <!-- XXX: Handle other institutions -->
      <field name="layer_slug_s">
        <xsl:text>stanford-</xsl:text><xsl:value-of select="$druid"/>
      </field>
      <xsl:choose>
        <xsl:when test="mods:originInfo/mods:dateIssued">
          <field name="dct_issued_s">
            <xsl:value-of select="mods:originInfo/mods:dateIssued"/>
          </field>
          <field name="solr_year_i">
            <xsl:value-of select="substring(mods:originInfo/mods:dateIssued, 1, 4)"/>
          </field>
        </xsl:when>
      </xsl:choose>
      <field name="dct_temporal_sm">
        <xsl:choose>
          <xsl:when test="mods:subject/mods:temporal">
            <xsl:value-of select="mods:subject/mods:temporal"/>
          </xsl:when>
        </xsl:choose>
      </field>
      <field name="dc_title_s">
        <xsl:value-of select="mods:titleInfo/mods:title[not(@type)]"/>
      </field>
      <xsl:for-each select="mods:extension[@displayLabel='geo']/rdf:RDF/rdf:Description/dc:type">
        <field name="layer_geom_type_s">
          <xsl:choose>
            <xsl:when test="substring(., 9)='LineString'">
              <xsl:text>Line</xsl:text>
            </xsl:when>
            <xsl:otherwise>
              <xsl:value-of select='substring(., 9)'/><!-- strip Dataset# prefix -->
            </xsl:otherwise>
          </xsl:choose>
        </field>
      </xsl:for-each>
      <field name="dc_publisher_s">
        <xsl:value-of select="mods:originInfo/mods:publisher"/>
      </field>
      <xsl:for-each select="mods:name">
        <field name="dc_creator_sm">
          <xsl:value-of select="mods:namePart"/>
        </field>
      </xsl:for-each>
      <field name="dc_description_s">
        <xsl:for-each select="mods:abstract[@displayLabel='Abstract' or @displayLabel='Purpose']/text()">
          <xsl:value-of select="."/>
        </xsl:for-each>
      </field>
      <xsl:for-each select="mods:subject/mods:topic">
        <field name="dc_subject_sm">
          <xsl:choose>
            <xsl:when test="@authority='ISO19115topicCategory'">
              <xsl:value-of select="@valueURI"/>
            </xsl:when>
            <xsl:otherwise>
              <xsl:value-of select="text()"/>
            </xsl:otherwise>
          </xsl:choose>
        </field>
      </xsl:for-each>
      <xsl:for-each select="mods:subject/mods:geographic">
        <field name="dc_spatial_sm">
          <xsl:value-of select="text()"/>
        </field>
      </xsl:for-each>
      <field name="dct_references_sm">
        <xlink type="simple" role="http://schema.org/url">
          <xsl:attribute name="href">
            <xsl:value-of select="$purl"/>
          </xsl:attribute>
        </xlink>
        <xlink type="simple" role="http://www.opengis.net/def/serviceType/ogc/wms">
          <xsl:attribute name="href">
            <xsl:value-of select="$geoserver_root"/>
            <xsl:text>/wms</xsl:text>
          </xsl:attribute>
        </xlink>
        <xlink type="simple" role="http://www.opengis.net/def/serviceType/ogc/wfs">
          <xsl:attribute name="href">
            <xsl:value-of select="$geoserver_root"/>
            <xsl:text>/wfs</xsl:text>
          </xsl:attribute>
        </xlink>
        <xlink type="simple" role="http://www.opengis.net/def/serviceType/ogc/wcs">
          <xsl:attribute name="href">
            <xsl:value-of select="$geoserver_root"/>
            <xsl:text>/wcs</xsl:text>
          </xsl:attribute>
        </xlink>
      </field>
      <xsl:for-each select="mods:extension[@displayLabel='geo']/rdf:RDF/rdf:Description/gml:boundedBy/gml:Envelope">
        <xsl:variable name="x2" select="number(substring-before(gml:upperCorner/text(), ' '))"/><!-- E -->
        <xsl:variable name="x1" select="number(substring-before(gml:lowerCorner/text(), ' '))"/><!-- W -->
        <xsl:variable name="y2" select="number(substring-after(gml:upperCorner/text(), ' '))"/><!-- N -->
        <xsl:variable name="y1" select="number(substring-after(gml:lowerCorner/text(), ' '))"/><!-- S -->
        <field name="georss_polygon_s">
          <xsl:text></xsl:text>
          <xsl:value-of select="$y1"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$x1"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$y2"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$x1"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$y2"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$x2"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$y1"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$x2"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$y1"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$x1"/>
        </field>
        <field name="solr_geom">
          <xsl:text>POLYGON((</xsl:text>
          <xsl:value-of select="$x1"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$y1"/>
          <xsl:text>, </xsl:text>
          <xsl:value-of select="$x2"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$y1"/>
          <xsl:text>, </xsl:text>
          <xsl:value-of select="$x2"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$y2"/>
          <xsl:text>, </xsl:text>
          <xsl:value-of select="$x1"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$y2"/>
          <xsl:text>, </xsl:text>
          <xsl:value-of select="$x1"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$y1"/>
          <xsl:text>))</xsl:text>
        </field>
        <field name="georss_box_s">
          <xsl:value-of select="$y1"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$x1"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$y2"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$x2"/>
        </field>
        <field name="solr_bbox">
          <xsl:value-of select="$x1"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$y1"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$x2"/>
          <xsl:text> </xsl:text>
          <xsl:value-of select="$y2"/>
        </field>
        <field name="solr_sw_pt">
          <xsl:value-of select="$y1"/>
          <xsl:text>,</xsl:text>
          <xsl:value-of select="$x1"/>
        </field>
        <field name="solr_ne_pt">
          <xsl:value-of select="$y2"/>
          <xsl:text>,</xsl:text>
          <xsl:value-of select="$x2"/>
        </field>
        <!-- <field name="solr_srs_s">
          <xsl:value-of select="@gml:srsName"/>
        </field> -->
      </xsl:for-each>
      <field name="solr_wms_url">
        <xsl:value-of select="$geoserver_root"/>
        <xsl:text>/wms</xsl:text>
      </field>
      <!-- XXX: need to check for WFS vs WCS -->
      <field name="solr_wfs_url">
        <xsl:value-of select="$geoserver_root"/>
        <xsl:text>/wfs</xsl:text>
      </field>
    </doc>
  </add>
</xsl:template>
<xsl:template match="*"/>

</xsl:stylesheet>