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ExtractTermOccurrencesModule.java
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ExtractTermOccurrencesModule.java
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package cz.cvut.spipes.modules;
import cz.cvut.spipes.constants.KBSS_MODULE;
import cz.cvut.spipes.constants.SML;
import cz.cvut.spipes.engine.ExecutionContext;
import cz.cvut.spipes.modules.annotations.SPipesModule;
import cz.cvut.spipes.modules.constants.Termit;
import cz.cvut.spipes.modules.textAnalysis.Extraction;
import org.apache.commons.codec.digest.DigestUtils;
import org.apache.commons.text.StringEscapeUtils;
import org.apache.jena.datatypes.xsd.impl.XSDBaseStringType;
import org.apache.jena.rdf.model.*;
import org.apache.jena.vocabulary.RDF;
import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.nodes.TextNode;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@SPipesModule(label = "extract term occurrences", comment =
"Module extracts term occurrences from annotated literals of input RDF.\n" +
"<p>\n" +
"Annotated literals are RDF string literals that are annotated by RDFa\n" +
"using TermIt terminology to mark occurrences of terms within the text.\n" +
"</p>\n" +
"Example of usage:\n" +
"<p>\n" +
"Input:\n" +
"<pre><code>\n" +
" :x a csvw:row\n" +
" :csat-wo-tc \"4339272\" ;\n" +
" :tc-reference \"52-610-00-04\" ;\n" +
" :wo-text \"in the <span about=\\\"_:a877-16\\\" property=\\\"ddo:je-výskytem-termu\\\" resource=\\\"http://onto.fel.cvut.cz/ontologies/slovnik/slovnik-komponent-a-zavad---novy/pojem/cvr-ulb\\\" typeof=\\\"ddo:výskyt-termu\\\" score=\\\"0.25\\\">cockpit</span>\" ;\n" +
"</code></pre>\n" +
"</p>\n" +
"The expected output:\n" +
"<pre><code>\n" +
" <http://onto.fel.cvut.cz/ontologies/application/termit/pojem/výskyt-termu/instance2fc6112ce9a960c21918569bef6a4151> a termit-pojem:výskyt-termu ;\n" +
" termit-pojem:je-přiřazením-termu <http://onto.fel.cvut.cz/ontologies/slovnik/slovnik-komponent-a-zavad---novy/pojem/cvr-ulb> ;\n" +
" termit-pojem:má-cíl\n" +
" [ a termit-pojem:cíl-výskytu ;\n" +
" termit-pojem:má-selektor\n" +
" [ a termit-pojem:selektor-pozici-v-textu ;\n" +
" termit-pojem:má-koncovou-pozici\n" +
" \"14\"^^<http://www.w3.org/2001/XMLSchema#int> ;\n" +
" termit-pojem:má-startovní-pozici\n" +
" \"7\"^^<http://www.w3.org/2001/XMLSchema#int>\n" +
" ] ;\n" +
" termit-pojem:má-selektor\n" +
" [ a termit-pojem:selektor-text-quote> ;\n" +
" termit-pojem:má-prefix-text-quote\n" +
" \"in the \" ;\n" +
" termit-pojem:má-přesný-text-quote\n" +
" \"cockpit\" ;\n" +
" termit-pojem:má-suffix-text-quote\n" +
" \"\"\n" +
" ]\n" +
" ];\n" +
" termit-pojem:má-skóre\n" +
" \"0.25\"^^<http://www.w3.org/2001/XMLSchema#float> ;\n" +
" termit-pojem:odkazuje-na-anotovaný-text\n" +
" \"in the <span about=\\\"_:a877-16\\\" property=\\\"ddo:je-výskytem-termu\\\" resource=\\\"http://onto.fel.cvut.cz/ontologies/slovnik/slovnik-komponent-a-zavad---novy/pojem/cvr-ulb\\\" typeof=\\\"ddo:výskyt-termu\\\" score=\\\"0.25\\\">cockpit</span>\" ;\n" +
" termit-pojem:odkazuje-na-anotaci\n" +
" \"<span about=\\\"_:a877-16\\\" property=\\\"ddo:je-výskytem-termu\\\" resource=\\\"http://onto.fel.cvut.cz/ontologies/slovnik/slovnik-komponent-a-zavad---novy/pojem/cvr-ulb\\\" typeof=\\\"ddo:výskyt-termu\\\" score=\\\"0.25\\\">cockpit</span>\" .\n" +
".\n" +
"</code></pre>"
)
public class ExtractTermOccurrencesModule extends AnnotatedAbstractModule {
private static final Logger LOG = LoggerFactory.getLogger(ExtractTermOccurrencesModule.class);
private static final String TYPE_URI = KBSS_MODULE.uri + "extract-term-occurrences";
private static final String TYPE_PREFIX = TYPE_URI + "/";
@Parameter(urlPrefix = SML.uri, name = "replace", comment = "Specifies whether a module should overwrite triples" +
" from its predecessors. When set to true (default is false), it prevents" +
" passing through triples from the predecessors.")
private boolean isReplace;
Extraction extraction = new Extraction();
@Override
protected ExecutionContext executeSelf() {
Model inputRDF = this.getExecutionContext().getDefaultModel();
Model outputModel = ModelFactory.createDefaultModel();
Map<String, List<Element>> annotatedElements = new HashMap<>();
extraction.addPrefix("ddo", Termit.uri);
inputRDF.listObjects().
filterKeep(o -> o.isLiteral() && o.asLiteral().getDatatype() instanceof XSDBaseStringType)
.forEach(
str -> {
String text = str.asLiteral().getString();
Document doc = Jsoup.parse(StringEscapeUtils.unescapeJava(text));
annotatedElements.putAll(extraction.getTermOccurrences(doc.root()));
}
);
annotatedElements.forEach((key, el) -> createTermOccurrenceResources(outputModel, el.get(0)));
return this.createOutputContext(isReplace, outputModel);
}
private void createTermOccurrenceResources(Model outputModel, Element e) {
assert e.parentNode() != null;
String hash = DigestUtils.md5Hex(StringEscapeUtils.unescapeJava(e.toString()));
Resource termOccurrence = outputModel.createResource(Termit.VYSKYT_TERMU + "/instance" + hash);
Resource occurrenceTarget = outputModel.createResource();
Resource positionSelector = outputModel.createResource();
Resource textSelector = outputModel.createResource();
termOccurrence.addProperty(RDF.type, Termit.VYSKYT_TERMU_RESOURCE);
termOccurrence.addProperty(Termit.JE_PRIRAZENIM_TERMU, outputModel.createResource(fullIri(e.attr(Termit.RDFa.RESOURCE))));
termOccurrence.addProperty(Termit.MA_CIL, occurrenceTarget);
termOccurrence.addLiteral(Termit.ODKAZUJE_NA_ANOTOVANY_TEXT, StringEscapeUtils.unescapeJava(((Element) e.parentNode()).html()));
termOccurrence.addLiteral(Termit.ODKAZUJE_NA_ANOTACI, StringEscapeUtils.unescapeJava(e.toString()));
if(e.hasAttr(Termit.SCORE)){
termOccurrence.addLiteral(Termit.MA_SKORE, outputModel.createTypedLiteral(Float.valueOf(e.attr(Termit.SCORE))));
}
occurrenceTarget.addProperty(RDF.type, Termit.CIL_VYSKYTU);
occurrenceTarget.addProperty(Termit.MA_SELEKTOR, textSelector);
occurrenceTarget.addProperty(Termit.MA_SELEKTOR, positionSelector);
positionSelector.addProperty(RDF.type, Termit.SELEKTOR_POZICI_V_TEXTU);
textSelector.addProperty(RDF.type, Termit.SELEKTOR_TEXT_QUOTE);
String parentTag = ((Element) e.parentNode()).text();
String textQuote = ((TextNode) e.childNodes().get(0)).text();
String prefix = parentTag.substring(0, parentTag.indexOf(textQuote));
String suffix = parentTag.substring(parentTag.indexOf(textQuote) + textQuote.length());
positionSelector.addLiteral(Termit.MA_STARTOVNI_POZICI, Integer.valueOf(parentTag.indexOf(e.text())));
positionSelector.addLiteral(Termit.MA_KONCOVOU_POZICI, Integer.valueOf(parentTag.indexOf(e.text()) + e.text().length()));
textSelector.addLiteral(Termit.MA_PRESNY_TEXT_QUOTE, textQuote);
textSelector.addLiteral(Termit.MA_PREFIX_TEXT_QUOTE, prefix);
textSelector.addLiteral(Termit.MA_SUFFIX_TEXT_QUOTE, suffix);
}
@Override
public String getTypeURI() {
return TYPE_URI;
}
public boolean isReplace() {
return isReplace;
}
public void setReplace(boolean replace) {
isReplace = replace;
}
private String fullIri(String possiblyPrefixed) {
possiblyPrefixed = possiblyPrefixed.trim();
final int colonIndex = possiblyPrefixed.indexOf(':');
if (colonIndex == -1) {
return possiblyPrefixed;
}
final String prefix = possiblyPrefixed.substring(0, colonIndex);
if (!extraction.getPrefixes().containsKey(prefix)) {
return possiblyPrefixed;
}
final String localName = possiblyPrefixed.substring(colonIndex + 1);
return extraction.getPrefixes().get(prefix) + localName;
}
}