1 files changed, 503 insertions, 0 deletions
diff --git a/modules/authmodule-eIDAS-v2/src/main/java/at/asitplus/eidas/specific/modules/auth/eidas/v2/tasks/CreateIdentityLinkTask.java b/modules/authmodule-eIDAS-v2/src/main/java/at/asitplus/eidas/specific/modules/auth/eidas/v2/tasks/CreateIdentityLinkTask.java
new file mode 100644
index 00000000..6b1b96de
--- /dev/null
+++ b/modules/authmodule-eIDAS-v2/src/main/java/at/asitplus/eidas/specific/modules/auth/eidas/v2/tasks/CreateIdentityLinkTask.java
@@ -0,0 +1,503 @@
+/*
+ * Copyright 2018 A-SIT Plus GmbH
+ * AT-specific eIDAS Connector has been developed in a cooperation between EGIZ,
+ * A-SIT Plus GmbH, A-SIT, and Graz University of Technology.
+ *
+ * Licensed under the EUPL, Version 1.2 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "License");
+ * You may not use this work except in compliance with the License.
+ * You may obtain a copy of the License at:
+ * https://joinup.ec.europa.eu/news/understanding-eupl-v12
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * This product combines work with different licenses. See the "NOTICE" text
+ * file for details on the various modules and licenses.
+ * The "NOTICE" text file is part of the distribution. Any derivative works
+ * that you distribute must include a readable copy of the "NOTICE" text file.
+ */
+
+package at.asitplus.eidas.specific.modules.auth.eidas.v2.tasks;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.xml.parsers.ParserConfigurationException;
+
+import org.apache.commons.lang3.StringUtils;
+import org.joda.time.DateTime;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+import org.w3c.dom.Element;
+import org.w3c.dom.Node;
+import org.xml.sax.SAXException;
+
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.ImmutableSet;
+
+import at.asitplus.eidas.specific.core.MsConnectorEventCodes;
+import at.asitplus.eidas.specific.core.MsEidasNodeConstants;
+import at.asitplus.eidas.specific.modules.auth.eidas.v2.Constants;
+import at.asitplus.eidas.specific.modules.auth.eidas.v2.dao.ErnbEidData;
+import at.asitplus.eidas.specific.modules.auth.eidas.v2.exception.EidasAttributeException;
+import at.asitplus.eidas.specific.modules.auth.eidas.v2.exception.SzrCommunicationException;
+import at.asitplus.eidas.specific.modules.auth.eidas.v2.service.AuthBlockSigningService;
+import at.asitplus.eidas.specific.modules.auth.eidas.v2.service.ICcSpecificEidProcessingService;
+import at.asitplus.eidas.specific.modules.auth.eidas.v2.szr.SzrClient;
+import at.asitplus.eidas.specific.modules.auth.eidas.v2.utils.EidasResponseUtils;
+import at.gv.e_government.reference.namespace.persondata._20020228.AlternativeNameType;
+import at.gv.e_government.reference.namespace.persondata._20020228.PersonNameType;
+import at.gv.e_government.reference.namespace.persondata._20020228.PhysicalPersonType;
+import at.gv.egiz.eaaf.core.api.data.EaafConstants;
+import at.gv.egiz.eaaf.core.api.data.PvpAttributeDefinitions;
+import at.gv.egiz.eaaf.core.api.idp.IConfiguration;
+import at.gv.egiz.eaaf.core.api.idp.auth.data.IIdentityLink;
+import at.gv.egiz.eaaf.core.api.idp.process.ExecutionContext;
+import at.gv.egiz.eaaf.core.exceptions.EaafException;
+import at.gv.egiz.eaaf.core.exceptions.TaskExecutionException;
+import at.gv.egiz.eaaf.core.impl.builder.BpkBuilder;
+import at.gv.egiz.eaaf.core.impl.data.Pair;
+import at.gv.egiz.eaaf.core.impl.idp.auth.data.AuthProcessDataWrapper;
+import at.gv.egiz.eaaf.core.impl.idp.auth.data.SimpleIdentityLinkAssertionParser;
+import at.gv.egiz.eaaf.core.impl.idp.auth.modules.AbstractAuthServletTask;
+import at.gv.egiz.eaaf.core.impl.utils.DomUtils;
+import at.gv.egiz.eaaf.core.impl.utils.XPathUtils;
+import eu.eidas.auth.commons.attribute.AttributeDefinition;
+import eu.eidas.auth.commons.attribute.AttributeValue;
+import eu.eidas.auth.commons.light.ILightResponse;
+import eu.eidas.auth.commons.protocol.eidas.impl.PostalAddress;
+import lombok.Data;
+import lombok.extern.slf4j.Slf4j;
+import szrservices.IdentityLinkType;
+import szrservices.PersonInfoType;
+import szrservices.TravelDocumentType;
+
+/**
+ * Task that creates the IdentityLink for an eIDAS authenticated person.
+ *
+ * @author tlenz
+ */
+@Slf4j
+@Component("CreateIdentityLinkTask")
+public class CreateIdentityLinkTask extends AbstractAuthServletTask {
+
+  @Autowired
+  private IConfiguration basicConfig;
+  @Autowired
+  private SzrClient szrClient;
+  @Autowired
+  private ICcSpecificEidProcessingService eidPostProcessor;
+  
+  @Autowired
+  private AuthBlockSigningService authBlockSigner;
+
+  private static final String EID_STATUS = "urn:eidgvat:eid.status.eidas";
+  
+  /*
+   * (non-Javadoc)
+   *
+   * @see at.gv.egovernment.moa.id.process.springweb.MoaIdTask#execute(at.gv.
+   * egovernment.moa.id.process.api.ExecutionContext,
+   * javax.servlet.http.HttpServletRequest,
+   * javax.servlet.http.HttpServletResponse)
+   */
+  @Override
+  public void execute(ExecutionContext executionContext, HttpServletRequest request, HttpServletResponse response)
+      throws TaskExecutionException {
+    try {
+      final AuthProcessDataWrapper authProcessData = pendingReq.getSessionData(AuthProcessDataWrapper.class);
+      final ILightResponse eidasResponse = authProcessData
+          .getGenericDataFromSession(Constants.DATA_FULL_EIDAS_RESPONSE, ILightResponse.class);
+
+      final Map<String, Object> simpleAttrMap = convertEidasAttrToSimpleMap(
+          eidasResponse.getAttributes().getAttributeMap());
+
+      // post-process eIDAS attributes
+      final ErnbEidData eidData = eidPostProcessor.postProcess(simpleAttrMap);
+
+      // write MDS into technical log and revision log
+      writeMdsLogInformation(eidData);
+
+      //build IdentityLink or VSZ and eidasBind
+      if (basicConfig.getBasicConfigurationBoolean(Constants.CONIG_PROPS_EIDAS_SZRCLIENT_DEBUG_USEDUMMY, false)) {
+        SzrResultHolder idlResult = createDummyIdentityLinkForTestDeployment(eidData);
+        //inject personal-data into session
+        authProcessData.setIdentityLink(idlResult.getIdentityLink());  
+        
+        // set bPK and bPKType into auth session
+        authProcessData.setGenericDataToSession(PvpAttributeDefinitions.BPK_NAME, extendBpkByPrefix(
+            idlResult.getBpK(), pendingReq.getServiceProviderConfiguration().getAreaSpecificTargetIdentifier()));
+        authProcessData.setGenericDataToSession(PvpAttributeDefinitions.EID_SECTOR_FOR_IDENTIFIER_NAME,
+                                                pendingReq.getServiceProviderConfiguration()
+                                                          .getAreaSpecificTargetIdentifier());
+                 
+      } else {
+        //build SZR request from eIDAS data        
+        final PersonInfoType personInfo = generateSzrRequest(eidData);
+        
+        //request SZR based on IDL or E-ID mode
+        if (pendingReq.getServiceProviderConfiguration()
+            .isConfigurationValue(MsEidasNodeConstants.PROP_CONFIG_SP_NEW_EID_MODE, false)) {
+
+          // get encrypted baseId
+          String vsz = szrClient.getEncryptedStammzahl(personInfo);
+                    
+          //write revision-Log entry and extended infos personal-identifier mapping
+          revisionsLogger.logEvent(pendingReq, MsConnectorEventCodes.SZR_VSZ_RECEIVED);
+          writeExtendedRevisionLogEntry(simpleAttrMap, eidData);
+          
+          
+          // get eIDAS bind
+          String signedEidasBind = szrClient.getEidsaBind(vsz, 
+              authBlockSigner.getBase64EncodedPublicKey(), 
+              EID_STATUS, eidData);
+          revisionsLogger.logEvent(pendingReq, MsConnectorEventCodes.SZR_EIDASBIND_RECEIVED);
+          authProcessData.setGenericDataToSession(MsEidasNodeConstants.AUTH_DATA_EIDAS_BIND, signedEidasBind);
+          
+          //get signed AuthBlock
+          String jwsSignature = authBlockSigner.buildSignedAuthBlock(pendingReq);
+          revisionsLogger.logEvent(pendingReq, MsConnectorEventCodes.TECH_AUCHBLOCK_CREATED);
+          authProcessData.setGenericDataToSession(MsEidasNodeConstants.AUTH_DATA_SZR_AUTHBLOCK, jwsSignature);
+          
+          //inject personal-data into session
+          authProcessData.setEidProcess(true);
+               
+        } else {
+          //request SZR
+          SzrResultHolder idlResult = requestSzrForIdentityLink(personInfo);
+          
+          //write revision-Log entry for personal-identifier mapping
+          writeExtendedRevisionLogEntry(simpleAttrMap, eidData);
+          
+          //check result-data and write revision-log based on current state
+          checkStateAndWriteRevisionLog(idlResult);
+          
+          //inject personal-data into session
+          authProcessData.setIdentityLink(idlResult.getIdentityLink());  
+          authProcessData.setEidProcess(false);
+          
+          // set bPK and bPKType into auth session
+          authProcessData.setGenericDataToSession(PvpAttributeDefinitions.BPK_NAME, extendBpkByPrefix(
+              idlResult.getBpK(), pendingReq.getServiceProviderConfiguration().getAreaSpecificTargetIdentifier()));
+          authProcessData.setGenericDataToSession(PvpAttributeDefinitions.EID_SECTOR_FOR_IDENTIFIER_NAME,
+                                                  pendingReq.getServiceProviderConfiguration()
+                                                            .getAreaSpecificTargetIdentifier());
+          
+        }
+      }
+      
+      //add generic info's into session
+      authProcessData.setForeigner(true);
+      authProcessData.setGenericDataToSession(PvpAttributeDefinitions.EID_ISSUING_NATION_NAME, EidasResponseUtils
+          .parseEidasPersonalIdentifier((String) simpleAttrMap.get(Constants.eIDAS_ATTR_PERSONALIDENTIFIER))
+          .getFirst());
+      authProcessData.setQaaLevel(eidasResponse.getLevelOfAssurance());
+           
+      // store pending-request
+      requestStoreage.storePendingRequest(pendingReq);
+      
+      
+    } catch (final EidasAttributeException e) {
+      throw new TaskExecutionException(pendingReq, "Minimum required eIDAS attributeset not found.", e);
+
+    } catch (final EaafException e) {
+      throw new TaskExecutionException(pendingReq, "IdentityLink generation for foreign person FAILED.", e);
+
+    } catch (final Exception e) {
+      log.error("IdentityLink generation for foreign person FAILED.", e);
+      throw new TaskExecutionException(pendingReq, "IdentityLink generation for foreign person FAILED.", e);
+
+    }
+  }
+
+  private void writeExtendedRevisionLogEntry(Map<String, Object> simpleAttrMap, ErnbEidData eidData) {
+    // write ERnB input-data into revision-log
+    if (basicConfig.getBasicConfigurationBoolean(
+        Constants.CONIG_PROPS_EIDAS_SZRCLIENT_WORKAROUND_REVISIONLOGDATASTORE_ACTIVE, false)) {
+      revisionsLogger.logEvent(pendingReq, MsConnectorEventCodes.SZR_ERNB_EIDAS_RAW_ID,
+                               (String) simpleAttrMap.get(Constants.eIDAS_ATTR_PERSONALIDENTIFIER));
+      revisionsLogger.logEvent(pendingReq, MsConnectorEventCodes.SZR_ERNB_EIDAS_ERNB_ID, eidData.getPseudonym());
+
+    }
+  }
+  
+  private PersonInfoType generateSzrRequest(ErnbEidData eidData) {
+    log.debug("Starting connecting SZR Gateway");
+    final PersonInfoType personInfo = new PersonInfoType();
+    final PersonNameType personName = new PersonNameType();
+    final PhysicalPersonType naturalPerson = new PhysicalPersonType();
+    final TravelDocumentType eDocument = new TravelDocumentType();
+
+    naturalPerson.setName(personName);
+    personInfo.setPerson(naturalPerson);
+    personInfo.setTravelDocument(eDocument);
+
+    // person information
+    personName.setFamilyName(eidData.getFamilyName());
+    personName.setGivenName(eidData.getGivenName());
+    naturalPerson.setDateOfBirth(eidData.getFormatedDateOfBirth());
+    eDocument.setIssuingCountry(eidData.getCitizenCountryCode());
+    eDocument.setDocumentNumber(eidData.getPseudonym());
+
+    // eID document information
+    eDocument.setDocumentType(basicConfig
+                                  .getBasicConfiguration(Constants.CONIG_PROPS_EIDAS_SZRCLIENT_PARAMS_EDOCUMENTTYPE,
+                                                         Constants.SZR_CONSTANTS_DEFAULT_DOCUMENT_TYPE));
+
+    // set PlaceOfBirth if available
+    if (eidData.getPlaceOfBirth() != null) {
+      log.trace("Find 'PlaceOfBirth' attribute: " + eidData.getPlaceOfBirth());
+      if (basicConfig
+          .getBasicConfigurationBoolean(Constants.CONIG_PROPS_EIDAS_SZRCLIENT_PARAMS_SETPLACEOFBIRTHIFAVAILABLE,
+                                        true)) {
+        naturalPerson.setPlaceOfBirth(eidData.getPlaceOfBirth());
+        log.trace("Adding 'PlaceOfBirth' to ERnB request ... ");
+
+      }
+    }
+
+    // set BirthName if available
+    if (eidData.getBirthName() != null) {
+      log.trace("Find 'BirthName' attribute: " + eidData.getBirthName());
+      if (basicConfig
+          .getBasicConfigurationBoolean(Constants.CONIG_PROPS_EIDAS_SZRCLIENT_PARAMS_SETBIRTHNAMEIFAVAILABLE,
+                                        true)) {
+        final AlternativeNameType alternativeName = new AlternativeNameType();
+        naturalPerson.setAlternativeName(alternativeName);
+        alternativeName.setFamilyName(eidData.getBirthName());
+        log.trace("Adding 'BirthName' to ERnB request ... ");
+
+      }
+    }
+    
+    return personInfo;
+    
+  }
+
+  private SzrResultHolder requestSzrForIdentityLink(PersonInfoType personInfo) 
+      throws SzrCommunicationException, EaafException {
+    //request IdentityLink from SZR
+    final IdentityLinkType result = szrClient.getIdentityLinkInRawMode(personInfo);
+    
+    final Element idlFromSzr = (Element) result.getAssertion();
+    IIdentityLink identityLink = new SimpleIdentityLinkAssertionParser(idlFromSzr).parseIdentityLink();
+
+    // get bPK from SZR
+    String bpk = null;
+    if (basicConfig
+        .getBasicConfigurationBoolean(Constants.CONIG_PROPS_EIDAS_SZRCLIENT_DEBUG_USESRZFORBPKGENERATION, true)) {
+      List<String> bpkList = szrClient
+          .getBpk(personInfo, pendingReq.getServiceProviderConfiguration().getAreaSpecificTargetIdentifier(),
+                  basicConfig
+                      .getBasicConfiguration(Constants.CONIG_PROPS_EIDAS_SZRCLIENT_PARAMS_VKZ, "no VKZ defined"));
+      if (!bpkList.isEmpty()) {
+        bpk = bpkList.get(0);
+        
+      }
+        
+
+    } else {
+      log.debug("Calculating bPK from baseId ... ");
+      new BpkBuilder();
+      final Pair<String, String> bpkCalc = BpkBuilder
+          .generateAreaSpecificPersonIdentifier(identityLink.getIdentificationValue(),
+                                                identityLink.getIdentificationType(),
+                                                pendingReq.getServiceProviderConfiguration()
+                                                          .getAreaSpecificTargetIdentifier());
+      bpk = bpkCalc.getFirst();
+
+    }
+    
+    return new SzrResultHolder(identityLink, bpk);
+    
+  }
+  
+  private void checkStateAndWriteRevisionLog(SzrResultHolder idlResult) throws SzrCommunicationException {
+    // write some infos into revision log
+    if (idlResult.getIdentityLink() == null) {
+      log.error("ERnB did not return an identity link.");
+      throw new SzrCommunicationException("ernb.00", null);
+
+    }
+    revisionsLogger.logEvent(pendingReq,
+                             MsConnectorEventCodes.SZR_IDL_RECEIVED,
+                             idlResult.getIdentityLink().getSamlAssertion()
+                                         .getAttribute(SimpleIdentityLinkAssertionParser.ASSERTIONID));
+
+    if (idlResult.getBpK() == null) {
+      log.error("ERnB did not return a bPK for target: " + pendingReq.getServiceProviderConfiguration()
+                                                                     .getAreaSpecificTargetIdentifier());
+      throw new SzrCommunicationException("ernb.01", null);
+
+    }
+    revisionsLogger.logEvent(pendingReq, MsConnectorEventCodes.SZR_BPK_RECEIVED);
+    log.debug("ERnB communication was successfull");
+        
+  }
+  
+  private String extendBpkByPrefix(String bpk, String type) {
+    String bpkType = null;
+
+    if (type.startsWith(EaafConstants.URN_PREFIX_WBPK)) {
+      bpkType = type.substring(EaafConstants.URN_PREFIX_WBPK.length());
+    } else if (type.startsWith(EaafConstants.URN_PREFIX_CDID)) {
+      bpkType = type.substring(EaafConstants.URN_PREFIX_CDID.length());
+    } else if (type.startsWith(EaafConstants.URN_PREFIX_EIDAS)) {
+      bpkType = type.substring(EaafConstants.URN_PREFIX_EIDAS.length());
+    }
+
+    if (bpkType != null) {
+      log.trace("Authenticate user with bPK/wbPK " + bpk + " and Type=" + bpkType);
+      return bpkType + ":" + bpk;
+
+    } else {
+      log.warn("Service Provider Target with: " + type + " is NOT supported. Set bPK as it is ...");
+      return bpk;
+
+    }
+
+  }
+
+  private Map<String, Object> convertEidasAttrToSimpleMap(
+      ImmutableMap<AttributeDefinition<?>, ImmutableSet<? extends AttributeValue<?>>> attributeMap) {
+    final Map<String, Object> result = new HashMap<>();
+
+    for (final AttributeDefinition<?> el : attributeMap.keySet()) {
+
+      final Class<?> parameterizedType = el.getParameterizedType();
+      if (DateTime.class.equals(parameterizedType)) {
+        final DateTime attribute = EidasResponseUtils.translateDateAttribute(el, attributeMap.get(el).asList());
+        if (attribute != null) {
+          result.put(el.getFriendlyName(), attribute);
+          log.trace("Find attr '" + el.getFriendlyName() + "' with value: " + attribute.toString());
+
+        } else {
+          log.info("Ignore empty 'DateTime' attribute");
+        }
+
+      } else if (PostalAddress.class.equals(parameterizedType)) {
+        final PostalAddress addressAttribute = EidasResponseUtils
+            .translateAddressAttribute(el, attributeMap.get(el).asList());
+        if (addressAttribute != null) {
+          result.put(el.getFriendlyName(), addressAttribute);
+          log.trace("Find attr '" + el.getFriendlyName() + "' with value: " + addressAttribute.toString());
+
+        } else {
+          log.info("Ignore empty 'PostalAddress' attribute");
+        }
+
+      } else {
+        final List<String> natPersonIdObj = EidasResponseUtils
+            .translateStringListAttribute(el, attributeMap.get(el));
+        final String stringAttr = natPersonIdObj.get(0);
+        if (StringUtils.isNotEmpty(stringAttr)) {
+          result.put(el.getFriendlyName(), stringAttr);
+          log.trace("Find attr '" + el.getFriendlyName() + "' with value: " + stringAttr);
+
+        } else {
+          log.info("Ignore empty 'String' attribute");
+        }
+
+      }
+    }
+
+    log.debug("Receive #" + result.size() + " attributes with names: " + result.keySet().toString());
+
+    return result;
+  }
+
+  private void writeMdsLogInformation(ErnbEidData eidData) {
+    // log MDS and country code into technical log
+    if (basicConfig
+        .getBasicConfigurationBoolean(MsEidasNodeConstants.PROP_CONFIG_TECHNICALLOG_WRITE_MDS_INTO_TECH_LOG, false)) {
+      log.info("eIDAS Auth. for user: " + eidData.getGivenName() + " " + eidData.getFamilyName() + " " + eidData
+          .getFormatedDateOfBirth() + " " + "from " + eidData.getCitizenCountryCode());
+    }
+
+    // log MDS and country code into revision log
+    if (basicConfig
+        .getBasicConfigurationBoolean(MsEidasNodeConstants.PROP_CONFIG_REVISIONLOG_WRITE_MDS_INTO_REVISION_LOG,
+                                      false)) {
+      revisionsLogger.logEvent(pendingReq, MsConnectorEventCodes.RESPONSE_FROM_EIDAS_MDSDATA,
+                               "{" + eidData.getGivenName() + "," + eidData.getFamilyName() + "," + eidData
+                                   .getFormatedDateOfBirth() + "," + eidData.getCitizenCountryCode() + "}");
+    }
+
+  }
+  
+  @Data
+  private static class SzrResultHolder {    
+    final IIdentityLink identityLink;
+    final String bpK;
+    
+  }
+    
+  /**
+   * Build a dummy IdentityLink and a dummy bPK based on eIDAS information.
+   * 
+   * <br><br>
+   * <b>FOR LOCAL TESTING ONLY!!!</b>
+   * 
+   * @param eidData Information from eIDAS response
+   * @return IdentityLink and bPK
+   * @throws ParserConfigurationException In case of an IDL processing error
+   * @throws SAXException In case of an IDL processing error
+   * @throws IOException In case of an IDL processing error
+   * @throws EaafException In case of a bPK generation error
+   */
+  private SzrResultHolder createDummyIdentityLinkForTestDeployment(ErnbEidData eidData) 
+      throws ParserConfigurationException, SAXException, IOException, EaafException {
+    log.warn("SZR-Dummy IS ACTIVE! IdentityLink is NOT VALID!!!!");
+    // create fake IdL
+    // - fetch IdL template from resources
+    final InputStream s = CreateIdentityLinkTask.class
+        .getResourceAsStream("/resources/xmldata/fakeIdL_IdL_template.xml");
+    final Element idlTemplate = DomUtils.parseXmlValidating(s);
+
+    IIdentityLink identityLink = new SimpleIdentityLinkAssertionParser(idlTemplate).parseIdentityLink();
+
+    // replace data
+    final Element idlassertion = identityLink.getSamlAssertion();
+
+    // - set fake baseID;
+    final Node prIdentification = XPathUtils
+        .selectSingleNode(idlassertion, SimpleIdentityLinkAssertionParser.PERSON_IDENT_VALUE_XPATH);
+    prIdentification.getFirstChild().setNodeValue(eidData.getPseudonym());
+
+    // - set last name
+    final Node prFamilyName = XPathUtils
+        .selectSingleNode(idlassertion, SimpleIdentityLinkAssertionParser.PERSON_FAMILY_NAME_XPATH);
+    prFamilyName.getFirstChild().setNodeValue(eidData.getFamilyName());
+
+    // - set first name
+    final Node prGivenName = XPathUtils
+        .selectSingleNode(idlassertion, SimpleIdentityLinkAssertionParser.PERSON_GIVEN_NAME_XPATH);
+    prGivenName.getFirstChild().setNodeValue(eidData.getGivenName());
+
+    // - set date of birth
+    final Node prDateOfBirth = XPathUtils
+        .selectSingleNode(idlassertion, SimpleIdentityLinkAssertionParser.PERSON_DATE_OF_BIRTH_XPATH);
+
+    prDateOfBirth.getFirstChild().setNodeValue(eidData.getFormatedDateOfBirth());
+
+    identityLink = new SimpleIdentityLinkAssertionParser(idlassertion).parseIdentityLink();
+
+    final Pair<String, String> bpkCalc = BpkBuilder
+        .generateAreaSpecificPersonIdentifier(identityLink.getIdentificationValue(),
+                                              identityLink.getIdentificationType(),
+                                              pendingReq.getServiceProviderConfiguration()
+                                                        .getAreaSpecificTargetIdentifier());   
+    return new SzrResultHolder(identityLink, bpkCalc.getFirst());
+    
+  }
+
+}