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4307
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leinfelder
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<?xml version="1.0" encoding="ISO-8859-1"?>
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<!--
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Description: Generates a EBRIM Catalog Query from Filter Paramaters provided
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Author: rdewit
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Licence: LGPL as specified in http://www.gnu.org/copyleft/lesser.html .
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$Id:$
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$Name: $
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-->
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<xsl:stylesheet version="1.0"
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xmlns:wmc="http://www.opengis.net/context"
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xmlns:wms="http://www.opengis.net/wms"
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xmlns:ogc="http://www.opengis.net/ogc"
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xmlns:ows="http://www.opengis.net/ows"
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xmlns:csw="http://www.opengis.net/cat/csw"
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xmlns:gml="http://www.opengis.net/gml"
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xmlns:rim="urn:oasis:names:tc:ebxml-regrep:rim:xsd:2.5"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xmlns:wfs="http://www.opengis.net/wfs"
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xmlns:sld="http://www.opengis.net/sld"
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xmlns:owscat="http://www.ec.gc.ca/owscat"
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xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
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xmlns:xlink="http://www.w3.org/1999/xlink">
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<xsl:output method="xml" encoding="utf-8" omit-xml-declaration="yes"/>
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<xsl:strip-space elements="*"/>
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<!-- Match Root -->
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<xsl:template match="/">
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<GetRecords
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xmlns:csw="http://www.opengis.net/csw"
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xmlns:ogc="http://www.opengis.net/ogc"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xmlns:gml="http://www.opengis.net/gml"
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csw:schemaLocation="http://www.opengis.net/csw http://schemas.cubewerx.com/csw/2.0.0/CSW-discovery.xsd"
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ogc:schemaLocation="http://www.opengis.net/ogc http://schemas.cubewerx.com/schemas/filter/1.0.0/filter.xsd"
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service="WRS"
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version="2.0.0"
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outputFormat="text/xml"
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startPosition="1"
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maxRecords="1000"
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resultType="RESULTS">
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<Query typeNames="ExtrinsicObject Association=ServiceAssociation Service">
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<ElementName>/ExtrinsicObject</ElementName>
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<ElementName>/Service</ElementName>
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<!-- Check if there is a (non-empty) filter node -->
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<!-- If so, loop through children and look for templates that match them -->
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<xsl:if test="filter/*">
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<Constraint>
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<ogc:Filter>
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<ogc:And>
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<xsl:for-each select="filter/*">
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<xsl:if test="node()">
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<xsl:apply-templates select="."/>
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</xsl:if>
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</xsl:for-each>
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</ogc:And>
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</ogc:Filter>
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</Constraint>
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</xsl:if>
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</Query>
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</GetRecords>
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</xsl:template>
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<xsl:template match="serviceassociation">
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<!-- Link the layer (coming from the extrinsic object), to the service object via the "Serves" association -->
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<!-- Can be things like: OperatesOn, Serves, etc -->
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<ogc:And>
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<ogc:PropertyIsEqualTo>
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<ogc:PropertyName>/ExtrinsicObject/@ID</ogc:PropertyName>
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<ogc:PropertyName>/ServiceAssociation/@targetObject</ogc:PropertyName>
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</ogc:PropertyIsEqualTo>
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<ogc:PropertyIsLike>
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<ogc:PropertyName>/ServiceAssociation/@associationType</ogc:PropertyName>
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<ogc:Literal><xsl:value-of select="."/></ogc:Literal>
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</ogc:PropertyIsLike>
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<ogc:PropertyIsEqualTo>
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<ogc:PropertyName>/Service/@ID</ogc:PropertyName>
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<ogc:PropertyName>/ServiceAssociation/@sourceObject</ogc:PropertyName>
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</ogc:PropertyIsEqualTo>
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</ogc:And>
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</xsl:template>
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<xsl:template match="featuretype">
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<!-- The object type has to be either a feature type WFS_layer or WMS_Layer -->
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<ogc:Or>
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<ogc:PropertyIsLike>
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<ogc:PropertyName>/ExtrinsicObject/@objectType</ogc:PropertyName>
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<ogc:Literal>FeatureType</ogc:Literal>
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</ogc:PropertyIsLike>
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<ogc:PropertyIsLike>
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<ogc:PropertyName>/ExtrinsicObject/@objectType</ogc:PropertyName>
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<ogc:Literal><xsl:value-of select="."/></ogc:Literal>
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</ogc:PropertyIsLike>
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</ogc:Or>
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</xsl:template>
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<xsl:template match="servicetype">
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<!-- Can be things like: WFS, WMS, etc -->
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<ogc:And>
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<ogc:PropertyIsEqualTo>
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<ogc:PropertyName>/Service/Slot/@name</ogc:PropertyName>
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<ogc:Literal>Service Type</ogc:Literal>
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</ogc:PropertyIsEqualTo>
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<ogc:PropertyIsEqualTo>
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<ogc:PropertyName>/Service/Slot/ValueList/Value</ogc:PropertyName>
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<ogc:Literal><xsl:value-of select="."/></ogc:Literal>
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</ogc:PropertyIsEqualTo>
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</ogc:And>
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</xsl:template>
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<xsl:template match="keywords">
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<xsl:call-template name="tokenize">
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<xsl:with-param name="inputString" select="concat(normalize-space(.),' ')"/>
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<xsl:with-param name="resultElement" select="'keyword'"/>
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</xsl:call-template>
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</xsl:template>
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<xsl:template name="keyword">
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<xsl:param name="keyword"/>
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<ogc:Or>
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<ogc:PropertyIsLike>
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<ogc:PropertyName>/ExtrinsicObject/Name/LocalizedString/@value</ogc:PropertyName>
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<ogc:Literal>%<xsl:value-of select="$keyword"/>%</ogc:Literal>
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</ogc:PropertyIsLike>
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<ogc:PropertyIsLike>
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<ogc:PropertyName>/ExtrinsicObject/Description/LocalizedString/@value</ogc:PropertyName>
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<ogc:Literal>%<xsl:value-of select="$keyword"/>%</ogc:Literal>
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</ogc:PropertyIsLike>
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<ogc:And>
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<ogc:PropertyIsEqualTo>
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<ogc:PropertyName>/ExtrinsicObject/Slot/@name</ogc:PropertyName>
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<ogc:Literal>Keyword</ogc:Literal>
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</ogc:PropertyIsEqualTo>
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<ogc:PropertyIsLike>
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<ogc:PropertyName>/ExtrinsicObject/Slot/ValueList/Value</ogc:PropertyName>
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<ogc:Literal>%<xsl:value-of select="$keyword"/>%</ogc:Literal>
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</ogc:PropertyIsLike>
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</ogc:And>
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</ogc:Or>
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</xsl:template>
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<!-- TODO: make this generic -->
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<xsl:template match="location">
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<ogc:BBOX>
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<ogc:PropertyName>/ExtrinsicObject/Slot[@name='FootPrint']/ValueList/Value[1]</ogc:PropertyName>
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<gml:Box srsName="EPSG:4326">
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<gml:coordinates><xsl:value-of select="."/></gml:coordinates>
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</gml:Box>
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</ogc:BBOX>
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</xsl:template>
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<!-- Code to tokenize a string into nodes -->
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<!-- This can be used to convert a string with keywords to an XML representation -->
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<!-- It fails with the last word if there is no whitespace after that word :-S -->
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<!-- http://www.biglist.com/lists/xsl-list/archives/200603/msg00083.html -->
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<xsl:template name="tokenize">
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<xsl:param name="inputString"/>
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<xsl:param name="separator" select="' '"/>
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<xsl:param name="resultElement" select="'item'"/>
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<xsl:variable
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name="token"
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select="substring-before($inputString, $separator)"
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/>
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<xsl:variable
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name="nextToken"
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select="substring-after($inputString, $separator)"
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/>
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<xsl:if test="$token">
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<xsl:call-template name="keyword">
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<xsl:with-param name="keyword" select="$token"/>
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</xsl:call-template>
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</xsl:if>
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<xsl:if test="$nextToken">
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<xsl:call-template name="tokenize">
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<xsl:with-param
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name="inputString"
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select="$nextToken"/>
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<xsl:with-param
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name="separator"
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select="$separator"/>
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<xsl:with-param
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name="resultElement"
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select="$resultElement"/>
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</xsl:call-template>
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</xsl:if>
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</xsl:template>
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<xsl:template match="text()|@*"/>
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</xsl:stylesheet>
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