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package eu.dnetlib.parthenos.registry;
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import java.io.IOException;
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import com.fasterxml.jackson.core.JsonGenerator;
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import eu.dnetlib.parthenos.CRM;
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import eu.dnetlib.parthenos.CRMpe;
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import org.apache.commons.lang3.StringUtils;
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import org.apache.jena.rdf.model.Resource;
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import org.apache.jena.rdf.model.Statement;
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import org.apache.jena.rdf.model.StmtIterator;
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import org.apache.jena.vocabulary.RDF;
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import org.apache.jena.vocabulary.RDFS;
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import org.springframework.stereotype.Component;
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/**
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* Created by Alessia Bardi on 02/10/2017.
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*
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* @author Alessia Bardi
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*/
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@Component
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public class FacetWriter {
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//final IdentificationType type
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public void writeP1Facet(final JsonGenerator jg, final String value) throws IOException {
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jg.writeStartObject();
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jg.writeStringField("@class", "P1_is_identified_by");
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jg.writeObjectFieldStart("target");
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jg.writeStringField("@class", "IdentifierFacet");
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jg.writeStringField("value", value);
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//jg.writeStringField("type", type.name());
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jg.writeEndObject();
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jg.writeEndObject();
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}
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public void writeIdentifierFacet(final JsonGenerator jg, final String identifier) throws IOException {
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jg.writeStartObject();
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jg.writeStringField("@class", "isIdentifiedBy");
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jg.writeObjectFieldStart("target");
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jg.writeStringField("@class", "IdentifierFacet");
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jg.writeStringField("value", identifier);
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//jg.writeStringField("type", IdentificationType.URI.name());
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jg.writeEndObject();
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jg.writeEndObject();
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}
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public void writeP1Facets(final JsonGenerator jg, final Resource res) throws IOException {
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if(res.hasProperty(CRM.P1_is_identified_by)){
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StmtIterator idRelsIt = res.listProperties(CRM.P1_is_identified_by);
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while(idRelsIt.hasNext()){
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Resource target = idRelsIt.nextStatement().getResource();
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String label = getLabelFromRDFResource(target);
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if(StringUtils.isNotBlank(label)) {
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writeP1Facet(jg, label);
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}
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}
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}
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}
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public void writeInfoFacet(final JsonGenerator jg, final Resource res) throws IOException {
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jg.writeStartObject();
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jg.writeStringField("@class", "consistsOf");
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jg.writeObjectFieldStart("target");
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jg.writeStringField("@class", "PE_Info_Facet");
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jg.writeStringField("title", getTitleFromRDFResource(res));
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jg.writeStringField("description", getDescriptionFromRDFResource(res));
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//new object comp + field value + schema="noSchema"
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String competence = getCompetenceFromRDFResource(res);
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if(StringUtils.isNotBlank(competence)) {
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writeValueSchema(jg, "competence", competence, "noSchema");
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}
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//TODO: uncomment this when George adds the rel to the model, see method getAvailabilityFromRDFResource below
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//String availability = getAvailabilityFromRDFResource(res);
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// if(StringUtils.isNotBlank(availability)) {
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// writeValueSchema(jg, "availability", availability, "noSchema");
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// }
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jg.writeEndObject();
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jg.writeEndObject();
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}
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protected void writeValueSchema(final JsonGenerator jg, final String fieldName, final String value, final String schema) throws IOException {
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jg.writeObjectFieldStart(fieldName);
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jg.writeStringField("value", value);
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jg.writeStringField("schema", schema);
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jg.writeEndObject();
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}
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public void writeEventFacet(final JsonGenerator jg) {
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//TODO: implement me. get begin/end of operation from PP42_has_declarative_time
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}
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public void writeRightsFacet(final JsonGenerator jg, final Resource res) throws IOException {
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//TODO: implement me. E30_Right facet extends from licenseFacet but it is not correct (textUrl is mandatory, we can't use it in Parthenos)
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}
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public void writeContactReferenceFacet(final JsonGenerator jg, final Resource actor) throws IOException {
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if (actor != null) {
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String appellation = getTitleFromRDFResource(actor);
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String description = getDescriptionFromRDFResource(actor);
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String legalAddress = "";
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String email = "";
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String website = "";
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String address = "";
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String phoneNumber = "";
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//more contact point per provider
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StmtIterator contactPointsStm = actor.listProperties(CRM.P76_has_contact_point);
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while (contactPointsStm.hasNext()) {
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Resource cp = contactPointsStm.nextStatement().getResource();
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//contact points can bean E45_Address or E51_Contact_Point
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if ((cp.hasProperty(RDF.type, CRM.E45_Address) || cp.hasProperty(RDF.type, CRM.E51_Contact_Point)) && cp.hasProperty(CRM.P2_has_type)) {
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Resource addressType = cp.getPropertyResourceValue(CRM.P2_has_type);
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String info = getLabelFromRDFResource(cp);
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String addressTypeLabel = getLabelFromRDFResource(addressType);
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switch (addressTypeLabel.toLowerCase()) {
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case "email":
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email = info;
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break;
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case "legal address":
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legalAddress = info;
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break;
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case "address":
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address = info;
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break;
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case "phone":
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phoneNumber = info;
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break;
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case "web":
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website = info;
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break;
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}
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}
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}
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jg.writeStartObject();
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jg.writeStringField("@class", "PE_Contact_Reference_Facet");
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jg.writeObjectFieldStart("target");
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jg.writeStringField("appellation", appellation);
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jg.writeStringField("description", description);
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jg.writeStringField("legalAddress", legalAddress);
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jg.writeStringField("email", email);
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jg.writeStringField("website", website);
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jg.writeStringField("address", address);
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jg.writeStringField("phoneNumber", phoneNumber);
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jg.writeEndObject();
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jg.writeEndObject();
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}
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}
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public void writeDesignatedAccessPointFacet(final JsonGenerator jg, final Resource resource) throws IOException {
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//PP28_has_designated_access_point
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StmtIterator apStms = resource.listProperties(CRMpe.PP28_has_designated_access_point);
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while (apStms.hasNext()) {
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String entryName = getLabelFromRDFResource(resource);
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//(mandatory)
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String endpoint = "";
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String protocol = "";
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String description = getDescriptionFromRDFResource(resource);
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//TODO: authorization is a ValueSchema, I do not understand how to use it and how to map it
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String authorization = "";
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Resource ap = apStms.next().getResource();
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endpoint = ap.getURI();
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//TODO: where to get protocol and authorization?
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jg.writeStartObject();
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jg.writeStringField("@class", "PE29_Access_Point");
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jg.writeObjectFieldStart("target");
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jg.writeStringField("entryName", entryName);
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jg.writeStringField("description", description);
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jg.writeStringField("endpoint", endpoint);
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jg.writeStringField("protocol", protocol);
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//TODO: authorization is a ValueSchema, I do not understand how to use it and how to map it
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//jg.writeStringField("authorization", authorization);
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jg.writeEndObject();
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jg.writeEndObject();
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}
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}
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public void writeTemporalCoverageFacet(final JsonGenerator jg, final Resource resource) {
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//TODO: CoverageFacet wants a value and a mandatory schema. Can't be applied to Parthenos.
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}
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protected String getTitleFromRDFResource(final Resource resource) {
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String title = "";
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final Statement s = resource.getProperty(CRM.P1_is_identified_by);
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if (s != null) {
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Resource titleRes = s.getResource();
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if (titleRes != null && (titleRes.hasProperty(RDF.type, CRM.E35_Title) || titleRes.hasProperty(RDF.type, CRM.E41_Appellation))) {
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title = getLabelFromRDFResource(titleRes);
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}
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}
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return title;
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}
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protected String getDescriptionFromRDFResource(final Resource resource) {
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if (resource.hasProperty(CRM.P3_has_note)) {
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return resource.getProperty(CRM.P3_has_note).getString();
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} else return "";
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}
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protected String getLabelFromRDFResource(final Resource resource) {
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if (resource.hasProperty(RDFS.label)) {
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return resource.getProperty(RDFS.label).getString();
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} else return "";
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}
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protected String getCompetenceFromRDFResource(final Resource resource) {
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String comp = "";
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if (resource.hasProperty(CRMpe.PP45_has_competency)) {
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Resource compRes = resource.getProperty(CRMpe.PP45_has_competency).getResource();
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if (compRes.hasProperty(RDFS.label))
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comp = compRes.getProperty(RDFS.label).getString();
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}
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return comp;
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}
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protected String getAvailabilityFromRDFResource(final Resource resource) {
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//TODO: implement this when George adds the rel to the model
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return "";
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}
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}
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