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VIVO-70 Create a DocumentModifier to handle PreferredTitle

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Preferred Title is no longer a property. Instead use Title from the VCard.
This commit is contained in:
j2blake 2013-10-11 15:56:19 -04:00
parent 4b998b7c01
commit 27cfa969d0
2 changed files with 89 additions and 1 deletions
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87
src/edu/cornell/mannlib/vitro/webapp/search/solr/VIVOPreferredTitleField.java Normal file
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@ -0,0 +1,87 @@
/* $This file is distributed under the terms of the license in /doc/license.txt$ */
package edu.cornell.mannlib.vitro.webapp.search.solr;
import static edu.cornell.mannlib.vitro.webapp.search.VitroSearchTermNames.ALLTEXT;
import static edu.cornell.mannlib.vitro.webapp.search.VitroSearchTermNames.ALLTEXTUNSTEMMED;
import static edu.cornell.mannlib.vitro.webapp.search.VitroSearchTermNames.PREFERRED_TITLE;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.solr.common.SolrInputDocument;
import com.hp.hpl.jena.query.ResultSet;
import com.hp.hpl.jena.rdf.model.RDFNode;
import edu.cornell.mannlib.vitro.webapp.beans.Individual;
import edu.cornell.mannlib.vitro.webapp.rdfservice.RDFService;
import edu.cornell.mannlib.vitro.webapp.rdfservice.RDFServiceFactory;
import edu.cornell.mannlib.vitro.webapp.rdfservice.impl.RDFServiceUtils;
import edu.cornell.mannlib.vitro.webapp.search.solr.documentBuilding.DocumentModifier;
/**
* If there are any VCards on this Individual with Title objects, store the text
* in the Preferred Title search field.
*/
public class VIVOPreferredTitleField implements DocumentModifier {
private static final Log log = LogFactory
.getLog(VIVOPreferredTitleField.class);
private static final String QUERY_TEMPLATE = ""
+ "prefix vcard: <http://www.w3.org/2006/vcard/ns#> \n"
+ "prefix obo: <http://purl.obolibrary.org/obo/> \n\n"
+ "SELECT ?title WHERE { \n" //
+ " ?uri obo:ARG_2000028 ?card . \n"
+ " ?card a vcard:Individual . \n"
+ " ?card vcard:hasTitle ?titleHolder . \n"
+ " ?titleHolder vcard:title ?title . \n" //
+ "}";
private RDFServiceFactory rdfServiceFactory;
private boolean shutdown = false;
public VIVOPreferredTitleField(RDFServiceFactory rdfServiceFactory) {
this.rdfServiceFactory = rdfServiceFactory;
}
@Override
public void modifyDocument(Individual individual, SolrInputDocument doc,
StringBuffer addUri) {
if (individual == null)
return;
String uri = "<" + individual.getURI() + "> ";
String query = QUERY_TEMPLATE.replaceAll("\\?uri", uri);
log.debug("Get preferred title(s) for " + uri);
try {
RDFService rdfService = rdfServiceFactory.getRDFService();
ResultSet results = RDFServiceUtils.sparqlSelectQuery(query,
rdfService);
if (results != null) {
while (results.hasNext()) {
log.debug("Next solution");
RDFNode node = results.nextSolution().get("title");
if ((node != null) && (node.isLiteral())) {
String title = node.asLiteral().getString();
doc.addField(PREFERRED_TITLE, title);
doc.addField(ALLTEXT, title);
doc.addField(ALLTEXTUNSTEMMED, title);
log.debug("Preferred Title for " + uri + ": '" + title
+ "', '" + node.toString() + "'");
}
}
}
} catch (Exception e) {
if (!shutdown) {
log.error("problem while running query '" + query + "'", e);
}
}
}
@Override
public void shutdown() {
shutdown = true;
}
}

3
src/edu/cornell/mannlib/vitro/webapp/search/solr/VivoDocumentModifiers.java
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@ -46,7 +46,8 @@ public class VivoDocumentModifiers implements javax.servlet.ServletContextListen
context.setAttribute("DocumentModifiers", modifiers);
}
modifiers.add(new CalculateParameters(dataset));
modifiers.add(new CalculateParameters(dataset));
modifiers.add( new VIVOPreferredTitleField( rdfServiceFactory ));
modifiers.add( new VivoISFBasicFields( rdfServiceFactory ));
modifiers.add( new VivoISFAdvisingFields( rdfServiceFactory ));
modifiers.add( new VivoISFEducationFields( rdfServiceFactory ));