feat(solr): add XSLT scripts to edit solrconfig.xml with our changes …

…Dataverse specific changes IQSS#7662

conf/solr/config/disable-schemaless.xslt

@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
+ <xsl:output omit-xml-declaration="yes" indent="yes" encoding="UTF-8"/>
+ <xsl:strip-space elements="*"/>
+
+ <!-- First copy all existing XML over -->
+ <xsl:template match="node()|@*">
+ <xsl:copy>
+ <xsl:apply-templates select="node()|@*"/>
+ </xsl:copy>
+ </xsl:template>
+
+ <!--
+ Disable schemaless mode as per https://solr.apache.org/guide/8_8/schemaless-mode.html#enable-field-class-guessing
+ by switching the default use to "false" for the processor chain activating schemaless operation.
+ 
+ The setting may also be configured via a Solr user property (see https://solr.apache.org/guide/8_8/schemaless-mode.html#disabling-automatic-field-guessing)
+ or using "update.autoCreateFields=false" in core.properties.
+ 
+ You can test this XSLT via http://xsltransform.net/eiZQFqt - remember to copy a current base solrconfig.xml into it.
+ -->
+ <xsl:template match="/config/updateRequestProcessorChain[@name='add-unknown-fields-to-the-schema']/@default">
+ <xsl:attribute name="default">
+ <xsl:value-of select="'${update.autoCreateFields:false}'"/>
+ </xsl:attribute>
+ </xsl:template>
+</xsl:stylesheet>

conf/solr/config/search-boosting.xslt

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+<?xml version="1.0" encoding="UTF-8"?>
+<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
+ <xsl:output omit-xml-declaration="yes" indent="yes" encoding="UTF-8"/>
+ <xsl:strip-space elements="*"/>
+
+ <!-- First copy all existing XML over -->
+ <xsl:template match="node()|@*">
+ <xsl:copy>
+ <xsl:apply-templates select="node()|@*"/>
+ </xsl:copy>
+ </xsl:template>
+
+ <!-- Add boosting config XML inside of selected element -->
+ <xsl:template match="/config/requestHandler[@name='/select'][@class='solr.SearchHandler']/lst[@name='defaults']">
+ <xsl:copy>
+ <xsl:copy-of select="@*"/>
+ <xsl:copy-of select="node()"/>
+ <!--
+ This boosting configuration has been
+ first introduced in 2015, see https://github.com/IQSS/dataverse/issues/1928#issuecomment-91651853,
+ been re-introduced in 2018 for Solr 7.2.1 update, see https://github.com/IQSS/dataverse/issues/4158,
+ and finally evolved to the current state later in 2018 https://github.com/IQSS/dataverse/issues/4938
+ (merged with https://github.com/IQSS/dataverse/commit/3843e5366845d55c327cdb252dd9b4e4125b9b88)
+ 
+ Since then, this has not been touched again (2021-12-21).
+ 
+ You can test this XSLT via http://xsltransform.net/gWmuPtv - remember to copy a current base solrconfig.xml into it.
+ -->
+ <str name="defType">edismax</str>
+ <float name="tie">0.075</float>
+ <str name="qf">
+ dvName^400
+ authorName^180
+ dvSubject^190
+ dvDescription^180
+ dvAffiliation^170
+ title^130
+ subject^120
+ keyword^110
+ topicClassValue^100
+ dsDescriptionValue^90
+ authorAffiliation^80
+ publicationCitation^60
+ producerName^50
+ fileName^30
+ fileDescription^30
+ variableLabel^20
+ variableName^10
+ _text_^1.0
+ </str>
+ <str name="pf">
+ dvName^200
+ authorName^100
+ dvSubject^100
+ dvDescription^100
+ dvAffiliation^100
+ title^75
+ subject^75
+ keyword^75
+ topicClassValue^75
+ dsDescriptionValue^75
+ authorAffiliation^75
+ publicationCitation^75
+ producerName^75
+ </str>
+ <!-- Even though this number is huge it only seems to apply a boost of ~1.5x to final result -MAD 4.9.3-->
+ <str name="bq">
+ isHarvested:false^25000
+ </str>
+ </xsl:copy>
+ </xsl:template>
+</xsl:stylesheet>

conf/solr/config/static-schema-factory.xslt

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+<?xml version="1.0" encoding="UTF-8"?>
+<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
+ <xsl:output omit-xml-declaration="yes" indent="yes" encoding="UTF-8"/>
+ <xsl:strip-space elements="*"/>
+
+ <!-- First copy all existing XML over -->
+ <xsl:template match="node()|@*">
+ <xsl:copy>
+ <xsl:apply-templates select="node()|@*"/>
+ </xsl:copy>
+ </xsl:template>
+
+ <!-- Add <schemaFactory> using the static schema.xml right before the first <updateProcessor> -->
+ <!-- Test this XSLT via http://xsltransform.net/jyH9Xwx -->
+ <xsl:template match="/config/updateProcessor[1]">
+ <schemaFactory class="ClassicIndexSchemaFactory"/>
+ <xsl:copy>
+ <xsl:apply-templates select="node()|@*"/>
+ </xsl:copy>
+ </xsl:template>
+</xsl:stylesheet>