Add plugin to index filenames and file descriptions for files in ORIGINAL bundle

This commit is contained in:
Martin Walk
2017-09-12 13:01:11 +02:00
parent fc3ea83049
commit aa69b2220a
2 changed files with 73 additions and 0 deletions

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@@ -0,0 +1,70 @@
package org.dspace.discovery;
import org.apache.solr.common.SolrInputDocument;
import org.dspace.content.Bitstream;
import org.dspace.content.Bundle;
import org.dspace.content.DSpaceObject;
import org.dspace.content.Item;
import org.dspace.core.Context;
import java.util.List;
/**
* <p>
* Adds filenames and file descriptions of all files in the ORIGINAL bundle
* to the Solr search index.
*
* <p>
* To activate the plugin, add the following line to discovery.xml
* <pre>
* {@code <bean id="solrServiceFileInfoPlugin" class="org.dspace.discovery.SolrServiceFileInfoPlugin"/>}
* </pre>
*
* <p>
* After activating the plugin, rebuild the discovery index by executing:
* <pre>
* [dspace]/bin/dspace index-discovery -b
* </pre>
*
* @author Martin Walk
*/
public class SolrServiceFileInfoPlugin implements SolrServiceIndexPlugin
{
private static final String BUNDLE_NAME = "ORIGINAL";
private static final String SOLR_FIELD_NAME_FOR_FILENAMES = "original_bundle_filenames";
private static final String SOLR_FIELD_NAME_FOR_DESCRIPTIONS = "original_bundle_descriptions";
@Override
public void additionalIndex(Context context, DSpaceObject dso, SolrInputDocument document)
{
if (dso instanceof Item)
{
Item item = (Item) dso;
List<Bundle> bundles = item.getBundles();
if (bundles != null)
{
for (Bundle bundle : bundles)
{
String bundleName = bundle.getName();
if ((bundleName != null) && bundleName.equals(BUNDLE_NAME))
{
List<Bitstream> bitstreams = bundle.getBitstreams();
if (bitstreams != null)
{
for (Bitstream bitstream : bitstreams)
{
document.addField(SOLR_FIELD_NAME_FOR_FILENAMES, bitstream.getName());
String description = bitstream.getDescription();
if ((description != null) && (!description.isEmpty()))
{
document.addField(SOLR_FIELD_NAME_FOR_DESCRIPTIONS, description);
}
}
}
}
}
}
}
}
}

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@@ -31,6 +31,9 @@
<!-- Additional indexing plugin make filtering by has content in original bundle (like pdf's, images) posible via SOLR --> <!-- Additional indexing plugin make filtering by has content in original bundle (like pdf's, images) posible via SOLR -->
<bean id="hasContentInOriginalBundle" class="org.dspace.discovery.SolrServiceContentInOriginalBundleFilterPlugin"/> <bean id="hasContentInOriginalBundle" class="org.dspace.discovery.SolrServiceContentInOriginalBundleFilterPlugin"/>
<!-- Additional indexing plugin enables searching by filenames and by file descriptions for files in ORIGINAL bundle -->
<bean id="solrServiceFileInfoPlugin" class="org.dspace.discovery.SolrServiceFileInfoPlugin"/>
<!--Bean that is used for mapping communities/collections to certain discovery configurations.--> <!--Bean that is used for mapping communities/collections to certain discovery configurations.-->
<bean id="org.dspace.discovery.configuration.DiscoveryConfigurationService" class="org.dspace.discovery.configuration.DiscoveryConfigurationService"> <bean id="org.dspace.discovery.configuration.DiscoveryConfigurationService" class="org.dspace.discovery.configuration.DiscoveryConfigurationService">
<property name="map"> <property name="map">