[507] | 1 | /*
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| 2 | * To change this template, choose Tools | Templates
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| 3 | * and open the template in the editor.
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| 4 | */
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| 5 | package gov.hhs.fha.nhinc.saml.extraction;
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| 6 |
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| 7 | import com.sun.org.apache.xerces.internal.dom.ElementNSImpl;
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| 8 | import com.sun.xml.wss.SubjectAccessor;
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| 9 | import com.sun.xml.wss.XWSSecurityException;
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| 10 | import com.sun.xml.wss.impl.XWSSecurityRuntimeException;
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| 11 | import com.sun.xml.wss.saml.SAMLAssertionFactory;
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| 12 | import com.sun.xml.wss.saml.SAMLException;
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| 13 | import com.sun.xml.wss.saml.internal.saml20.jaxb20.AttributeStatementType;
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| 14 | import com.sun.xml.wss.saml.internal.saml20.jaxb20.AttributeType;
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| 15 | import com.sun.xml.wss.saml.internal.saml20.jaxb20.ConditionsType;
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| 16 | import com.sun.xml.wss.saml.internal.saml20.jaxb20.EvidenceType;
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| 17 | import com.sun.xml.wss.saml.internal.saml20.jaxb20.AuthnStatementType;
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| 18 | import com.sun.xml.wss.saml.internal.saml20.jaxb20.AuthzDecisionStatementType;
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| 19 | import com.sun.xml.wss.saml.internal.saml20.jaxb20.NameIDType;
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| 20 | import gov.hhs.fha.nhinc.common.nhinccommon.AssertionType;
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| 21 |
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| 22 | import gov.hhs.fha.nhinc.common.nhinccommon.CeType;
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| 23 | import gov.hhs.fha.nhinc.common.nhinccommon.HomeCommunityType;
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| 24 | import gov.hhs.fha.nhinc.common.nhinccommon.PersonNameType;
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| 25 | import gov.hhs.fha.nhinc.common.nhinccommon.UserType;
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| 26 | import gov.hhs.fha.nhinc.nhinclib.NullChecker;
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| 27 | import java.text.SimpleDateFormat;
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| 28 | import java.util.ArrayList;
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| 29 | import java.util.List;
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| 30 | import java.util.Set;
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| 31 | import javax.security.auth.Subject;
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| 32 | import javax.security.auth.x500.X500Principal;
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| 33 | import javax.xml.bind.JAXBElement;
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| 34 | import javax.xml.datatype.XMLGregorianCalendar;
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| 35 | import javax.xml.stream.XMLStreamReader;
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| 36 | import javax.xml.ws.WebServiceContext;
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| 37 | import org.apache.commons.logging.Log;
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| 38 | import org.apache.commons.logging.LogFactory;
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| 39 | import org.w3c.dom.Node;
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| 40 | import org.w3c.dom.NamedNodeMap;
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| 41 | import org.w3c.dom.NodeList;
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| 42 | import sun.security.x509.AVA;
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| 43 | import sun.security.x509.X500Name;
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| 44 |
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| 45 | /**
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| 46 | *
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| 47 | * @author Jon Hoppesch
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| 48 | */
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| 49 | public class SamlTokenExtractor {
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| 50 |
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| 51 | private static Log log = LogFactory.getLog(SamlTokenExtractor.class);
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| 52 | private static final String X509_FORMAT = "urn:oasis:names:tc:SAML:1.1:nameid-format:X509SubjectName";
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| 53 | private static final String USER_ROLE_ID = "UserRole";
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| 54 | private static final String PURPOSE_ROLE_ID = "PurposeForUse";
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| 55 | private static final String USERNAME_ID = "UserName";
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| 56 | private static final String USERORG_ID = "UserOrganization";
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| 57 | private static final String CONTENTREF_ID = "ContentReference";
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| 58 | private static final String CONTENT_ID = "Content";
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| 59 | private static final String CONTENTTYPE_ID = "ContentType";
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| 60 | private static final String CE_CODE_ID = "code";
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| 61 | private static final String CE_CODESYS_ID = "codesystem";
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| 62 | private static final String CE_CODESYSNAME_ID = "codeSystemName";
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| 63 | private static final String CE_DISPLAYNAME_ID = "displayName";
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| 64 |
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| 65 | public static AssertionType GetAssertion(WebServiceContext context) {
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| 66 | log.debug("Entering SamlTokenExtractor.GetAssertion...");
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| 67 |
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| 68 | AssertionType assertion = new AssertionType();
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| 69 |
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| 70 | try {
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| 71 | Subject subj = SubjectAccessor.getRequesterSubject(context);
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| 72 | Set<Object> set = subj.getPublicCredentials();
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| 73 | for (Object obj : set) {
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| 74 | if (obj instanceof XMLStreamReader) {
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| 75 | XMLStreamReader reader = (XMLStreamReader) obj;
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| 76 | assertion = SamlTokenExtractor.CreateAssertion(reader);
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| 77 | }
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| 78 | }
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| 79 | } catch (XWSSecurityException ex) {
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| 80 | log.error("Error extracting the SAML Token: " + ex);
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| 81 | throw new XWSSecurityRuntimeException(ex);
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| 82 | }
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| 83 |
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| 84 | log.debug("Exiting SamlTokenExtractor.GetAssertion...");
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| 85 | return assertion;
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| 86 | }
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| 87 |
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| 88 | public static AssertionType CreateAssertion(XMLStreamReader reader) {
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| 89 | log.debug("Entering SamlTokenExtractor.CreateAssertion...");
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| 90 |
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| 91 | AssertionType assertion = new AssertionType();
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| 92 | try {
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| 93 | SAMLAssertionFactory factory = SAMLAssertionFactory.newInstance(SAMLAssertionFactory.SAML2_0);
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| 94 | com.sun.xml.wss.saml.Assertion assertIn = factory.createAssertion(reader);
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| 95 |
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| 96 | if (assertIn instanceof com.sun.xml.wss.saml.internal.saml20.jaxb20.AssertionType) {
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| 97 | com.sun.xml.wss.saml.internal.saml20.jaxb20.AssertionType assertType = (com.sun.xml.wss.saml.internal.saml20.jaxb20.AssertionType) assertIn;
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| 98 | extractSubject(assertType, assertion);
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| 99 | }
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| 100 |
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| 101 | List statements = assertIn.getStatements();
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| 102 | if (statements != null && !statements.isEmpty()) {
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| 103 | for (int idx = 0; idx < statements.size(); idx++) {
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| 104 | if (statements.get(idx) instanceof AttributeStatementType) {
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| 105 | AttributeStatementType statement = (AttributeStatementType) statements.get(idx);
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| 106 | extractAttributeInfo(statement, assertion);
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| 107 | } else if (statements.get(idx) instanceof AuthzDecisionStatementType) {
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| 108 | AuthzDecisionStatementType statement = (AuthzDecisionStatementType) statements.get(idx);
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| 109 | extractDecisionInfo(statement, assertion);
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| 110 | } else if (statements.get(idx) instanceof AuthnStatementType) {
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| 111 | // Currently nothing done for AuthnStatement
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| 112 | } else {
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| 113 | log.warn("Unknown statement type: " + statements.get(idx));
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| 114 | }
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| 115 | }
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| 116 | } else {
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| 117 | log.error("There were no statements specified in the SAML token.");
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| 118 | assertion = null;
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| 119 | }
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| 120 | } catch (SAMLException ex) {
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| 121 | log.error("SAML Exception Thrown: " + ex.getMessage());
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| 122 | assertion = null;
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| 123 | ;
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| 124 | } catch (XWSSecurityException ex) {
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| 125 | log.error("Security Exception Thrown: " + ex.getMessage());
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| 126 | assertion = null;
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| 127 | }
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| 128 |
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| 129 | log.debug("Exiting SamlTokenExtractor.CreateAssertion");
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| 130 | return assertion;
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| 131 | }
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| 132 |
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| 133 | /**
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| 134 | * The Subject element contains the user identification information. It is
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| 135 | * expected to follow an X509 format, but in the case that this is not
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| 136 | * proven out it will save the entire contents as being the userid.
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| 137 | * @param assertType The saml assertion type being read from
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| 138 | * @param assertOut The Assertion element being written to
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| 139 | */
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| 140 | private static void extractSubject(com.sun.xml.wss.saml.internal.saml20.jaxb20.AssertionType assertType, AssertionType assertOut) {
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| 141 | log.debug("Entering SamlTokenExtractor.extractSubject...");
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| 142 |
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| 143 | UserType userInfo = new UserType();
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| 144 |
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| 145 | if (assertType.getSubject() != null) {
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| 146 | List<JAXBElement<?>> contents = assertType.getSubject().getContent();
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| 147 | if (contents != null && !contents.isEmpty()) {
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| 148 | for (JAXBElement jaxElem : contents) {
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| 149 | if (jaxElem.getValue() instanceof NameIDType) {
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| 150 | NameIDType nameId = (NameIDType) jaxElem.getValue();
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| 151 | String format = nameId.getFormat();
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| 152 | String nameVal = nameId.getValue();
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| 153 |
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| 154 | // For X509 format the user identifier is extracted, for others content is taken as is
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| 155 | String userIdentifier = nameVal;
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| 156 | if (NullChecker.isNotNullish(format) && NullChecker.isNotNullish(nameVal)) {
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| 157 | if (format.trim().equals(X509_FORMAT)) {
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| 158 | String extractedUID = extract509(nameVal);
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| 159 | if (NullChecker.isNotNullish(extractedUID)) {
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| 160 | userIdentifier = extractedUID;
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| 161 | } else {
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| 162 | log.warn("X509 Formatted user identifier cannot be extracted");
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| 163 | }
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| 164 | }
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| 165 | } else {
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| 166 | log.warn("Subject's NameId has an invalid format");
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| 167 | }
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| 168 | log.info("Setting UserName to: " + userIdentifier);
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| 169 | userInfo.setUserName(userIdentifier);
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| 170 | assertOut.setUserInfo(userInfo);
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| 171 | }
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| 172 | }
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| 173 | } else {
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| 174 | log.warn("Expected Subject information is missing.");
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| 175 | }
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| 176 | } else {
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| 177 | log.warn("Subject element is missing.");
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| 178 | }
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| 179 |
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| 180 | log.debug("Exiting SamlTokenExtractor.extractSubject...");
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| 181 | }
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| 182 |
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| 183 | /**
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| 184 | * Extracts the value of the UID object identifier of the X509 formatted
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| 185 | * content. This method uses Sun proprietary classes to determine if the
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| 186 | * X509 is properly formed and to extract the value of the UID. The current
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| 187 | * specification for the string representation of a distinguished name is
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| 188 | * defined in <a href="http://www.ietf.org/rfc/rfc2253.txt">RFC 2253</a>.
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| 189 | * @param in509 The X509 formatted string
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| 190 | * @return The extracted userid value, null if not defined.
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| 191 | */
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| 192 | private static String extract509(String in509) {
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| 193 | log.debug("Entering SamlTokenExtractor.extract509...");
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| 194 |
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| 195 | String userVal = null;
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| 196 |
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| 197 | if (NullChecker.isNotNullish(in509)) {
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| 198 | try {
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| 199 | X500Principal prin = new X500Principal(in509);
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| 200 | X500Name name500 = X500Name.asX500Name(prin);
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| 201 | for (AVA ava : name500.allAvas()) {
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| 202 | if (X500Name.userid_oid == ava.getObjectIdentifier()) {
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| 203 | userVal = ava.getValueString();
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| 204 | } else {
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| 205 | log.warn("Construction of user identifier does not use: " + ava.toString());
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| 206 | }
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| 207 | }
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| 208 | } catch (IllegalArgumentException iae) {
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| 209 | log.error("X509 NameId is not properly formed: " + iae.getMessage());
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| 210 | }
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| 211 | }
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| 212 |
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| 213 | log.debug("Exiting SamlTokenExtractor.extract509...");
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| 214 | return userVal;
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| 215 | }
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| 216 |
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| 217 | /**
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| 218 | * This method is responsible to extract the information from both the
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| 219 | * AttributeStatements as found in the main Assertion element as well as the
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| 220 | * AttributeStatements found in the Evidence element. The permitted names
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| 221 | * of the Attributes in the Assertion element are: UserRole, PurposeForUse,
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| 222 | * UserName, UserOrganization. The permitted names of the Attributes in the
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| 223 | * Evidence element are: ContentReference, ContentType, and Content.
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| 224 | * @param statement The attribute statement to be extracted
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| 225 | * @param assertOut The Assertion element being written to
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| 226 | */
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| 227 | private static void extractAttributeInfo(AttributeStatementType statement, AssertionType assertOut) {
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| 228 | log.debug("Entering SamlTokenExtractor.extractAttributeInfo...");
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| 229 |
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| 230 | List attribs = statement.getAttributeOrEncryptedAttribute();
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| 231 |
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| 232 | if (attribs != null && !attribs.isEmpty()) {
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| 233 | for (int idx = 0; idx < attribs.size(); idx++) {
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| 234 | if (attribs.get(idx) instanceof AttributeType) {
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| 235 | AttributeType attrib = (AttributeType) attribs.get(idx);
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| 236 | String nameAttr = attrib.getName();
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| 237 | if (nameAttr != null) {
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| 238 | if (nameAttr.equals(USER_ROLE_ID)) {
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| 239 | assertOut.getUserInfo().setRoleCoded(parseRole(attrib, USER_ROLE_ID));
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| 240 | } else if (nameAttr.equals(PURPOSE_ROLE_ID)) {
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| 241 | assertOut.setPurposeOfDisclosureCoded(parseRole(attrib, PURPOSE_ROLE_ID));
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| 242 | } else if (nameAttr.equals(USERNAME_ID)) {
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| 243 | extractNameParts(attrib, assertOut);
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| 244 | } else if (nameAttr.equals(USERORG_ID) ||
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| 245 | nameAttr.equals(CONTENTREF_ID) ||
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| 246 | nameAttr.equals(CONTENT_ID)) {
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| 247 | List attrVals = attrib.getAttributeValue();
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| 248 | if (attrVals != null && !attrVals.isEmpty()) {
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| 249 | if (nameAttr.equals(CONTENT_ID)) {
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| 250 | for (int idxVal = 0; idxVal < attrVals.size(); idxVal++) {
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| 251 | Object formVal = attrVals.get(idxVal);
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| 252 |
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| 253 | if (formVal instanceof byte[]) {
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| 254 | byte[] rawForm = (byte[]) attrVals.get(idxVal);
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| 255 | log.info("Setting Claim Form to: " + rawForm.toString());
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| 256 | assertOut.setClaimFormRaw(rawForm);
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| 257 | } else {
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| 258 | log.error(nameAttr + " Attribute is not recognized as base64 binary");
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| 259 | }
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| 260 | }
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| 261 | } else {
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| 262 | StringBuffer strBuf = new StringBuffer();
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| 263 | for (int idxVal = 0; idxVal < attrVals.size(); idxVal++) {
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| 264 | strBuf.append(attrVals.get(idxVal) + " ");
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| 265 | }
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| 266 | if (nameAttr.equals(CONTENTREF_ID)) {
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| 267 | log.info("Setting ContentReference to: " + strBuf.toString().trim());
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| 268 | assertOut.setClaimFormRef(strBuf.toString().trim());
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| 269 | } else if (nameAttr.equals(USERORG_ID)) {
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| 270 | log.info("Setting UserOrganization to: " + strBuf.toString().trim());
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| 271 | HomeCommunityType homeCommunity = new HomeCommunityType();
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| 272 | homeCommunity.setName(strBuf.toString().trim());
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| 273 | assertOut.getUserInfo().setOrg(homeCommunity);
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| 274 | }
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| 275 | }
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| 276 | } else {
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| 277 | log.warn("No values are provided for Attribute: " + nameAttr);
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| 278 | }
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| 279 | } else if (nameAttr.equals(CONTENTTYPE_ID)) {
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| 280 | log.info(nameAttr + " is set to default 'application\\pdf'.");
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| 281 | } else {
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| 282 | log.warn("Unrecognized Name Attribute: " + nameAttr);
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| 283 | }
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| 284 | } else {
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| 285 | log.warn("Improperly formed Name Attribute: " + nameAttr);
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| 286 | }
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| 287 | }
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| 288 | }
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| 289 | } else {
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| 290 | log.error("Expected Attributes are missing.");
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| 291 | }
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| 292 |
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| 293 | log.debug("Exiting SamlTokenExtractor.extractAttributeInfo...");
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| 294 | }
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| 295 |
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| 296 | /**
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| 297 | * The value of the UserName attribute is assumed to be a user's name in
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| 298 | * plain text. The name parts are extracted in this method as the first
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| 299 | * word constitutes the first name, the last word constitutes the last name
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| 300 | * and all other text in between these words constitute the middle name.
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| 301 | * @param attrib The Attribute that has the user name as its value
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| 302 | * @param assertOut The Assertion element being written to
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| 303 | */
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| 304 | private static void extractNameParts(AttributeType attrib, AssertionType assertOut) {
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| 305 | log.debug("Entering SamlTokenExtractor.extractNameParts...");
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| 306 |
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| 307 | // Assumption is that before the 1st space reflects the first name,
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| 308 | // after the last space is the last name, anything between is the middle name
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| 309 | List attrVals = attrib.getAttributeValue();
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| 310 | if (attrVals != null && !attrVals.isEmpty()) {
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| 311 | PersonNameType personName = new PersonNameType();
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| 312 | assertOut.getUserInfo().setPersonName(personName);
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| 313 |
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| 314 | for (int idxVal = 0; idxVal <
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| 315 | attrVals.size(); idxVal++) {
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| 316 | if (attrVals.get(idxVal) != null) {
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| 317 | String completeName = attrVals.get(idxVal).toString();
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| 318 | String[] nameTokens = completeName.split("\\s");
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| 319 | ArrayList<String> nameParts = new ArrayList<String>();
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| 320 |
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| 321 | //remove blank tokens
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| 322 | for (String tok : nameTokens) {
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| 323 | if (tok.trim() != null && tok.trim().length() > 0) {
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| 324 | nameParts.add(tok);
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| 325 | }
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| 326 | }
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| 327 |
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| 328 | if (nameParts.size() > 0) {
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| 329 | if (!nameParts.get(0).isEmpty()) {
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| 330 | log.info("Setting User's Given Name to:" + nameParts.get(0));
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| 331 |
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| 332 | personName.setGivenName(nameParts.get(0));
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| 333 | nameParts.remove(0);
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| 334 | }
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| 335 | }
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| 336 |
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| 337 | if (nameParts.size() > 0) {
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| 338 | if (!nameParts.get(nameParts.size() - 1).isEmpty()) {
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| 339 | log.info("Setting User's Family Name to: " + nameParts.get(nameParts.size() - 1));
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| 340 | personName.setFamilyName(nameParts.get(nameParts.size() - 1));
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| 341 | nameParts.remove(nameParts.size() - 1);
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| 342 | }
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| 343 | }
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| 344 |
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| 345 | if (nameParts.size() > 0) {
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| 346 | StringBuffer midName = new StringBuffer();
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| 347 | for (String name : nameParts) {
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| 348 | midName.append(name + " ");
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| 349 | }
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| 350 | // take off last blank character
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| 351 | midName.setLength(midName.length() - 1);
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| 352 | log.info("Setting User's Middle Name to: " + midName.toString());
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| 353 | personName.setSecondNameOrInitials(midName.toString());
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| 354 | }
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| 355 | // Once found break out of the loop
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| 356 | break;
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| 357 | }
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| 358 | }
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| 359 | } else {
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| 360 | log.error("User Name attribute is empty: " + attrVals);
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| 361 | }
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| 362 |
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| 363 | log.debug("Token_Rcv.extractNameParts() -- End");
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| 364 | }
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| 365 |
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| 366 | /**
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| 367 | * The value of the UserRole and PurposeForUse attributes are formatted
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| 368 | * according to the specifications of an nhin:CodedElement. This method
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| 369 | * parses that expected structure to obtain the code, codeSystem,
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| 370 | * codeSystemName, and the displayName attributes of that element.
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| 371 | * @param attrib The Attribute that has the UserRole or PurposeForUse as its
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| 372 | * value
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| 373 | * @param assertOut The Assertion element being written to
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| 374 | * @param id Identifies which coded element this is parsing
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| 375 | */
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| 376 | private static CeType parseRole(AttributeType attrib, String id) {
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| 377 | log.debug("Entering SamlTokenExtractor.parseRole...");
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| 378 |
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| 379 | CeType ce = new CeType();
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| 380 |
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| 381 | List attrVals = attrib.getAttributeValue();
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| 382 |
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| 383 | if (attrVals != null && !attrVals.isEmpty()) {
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| 384 | for (int idxVal = 0; idxVal <
|
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| 385 | attrVals.size(); idxVal++) {
|
---|
| 386 | if (attrVals.get(idxVal) instanceof ElementNSImpl) {
|
---|
| 387 | ElementNSImpl elem = (ElementNSImpl) attrVals.get(idxVal);
|
---|
| 388 | NodeList nodelist = elem.getChildNodes();
|
---|
| 389 | for (int idx = 0; idx < nodelist.getLength(); idx++) {
|
---|
| 390 | if (nodelist.item(idx) instanceof Node) {
|
---|
| 391 | Node node = nodelist.item(idx);
|
---|
| 392 | NamedNodeMap attrMap = node.getAttributes();
|
---|
| 393 |
|
---|
| 394 | for (int attrIdx = 0; attrIdx < attrMap.getLength(); attrIdx++) {
|
---|
| 395 | Node attrNode = attrMap.item(attrIdx);
|
---|
| 396 |
|
---|
| 397 | if (attrNode != null &&
|
---|
| 398 | NullChecker.isNotNullish(attrNode.getNodeName())) {
|
---|
| 399 | if (attrNode.getNodeName().equalsIgnoreCase(CE_CODE_ID)) {
|
---|
| 400 | if (USER_ROLE_ID.equals(id)) {
|
---|
| 401 | log.info("Setting UserRole Code to: " + attrNode.getNodeValue());
|
---|
| 402 | ce.setCode(attrNode.getNodeValue());
|
---|
| 403 | } else if (PURPOSE_ROLE_ID.equals(id)) {
|
---|
| 404 | log.info("Setting Purpose Code to: " + attrNode.getNodeValue());
|
---|
| 405 | ce.setCode(attrNode.getNodeValue());
|
---|
| 406 | } else {
|
---|
| 407 | log.warn("Unrecognized item: " + id + " Cannot parse " + CE_CODE_ID);
|
---|
| 408 | }
|
---|
| 409 | }
|
---|
| 410 | if (attrNode.getNodeName().equalsIgnoreCase(CE_CODESYS_ID)) {
|
---|
| 411 | if (USER_ROLE_ID.equals(id)) {
|
---|
| 412 | log.info("Setting UserRode Code System to: " + attrNode.getNodeValue());
|
---|
| 413 | ce.setCodeSystem(attrNode.getNodeValue());
|
---|
| 414 | } else if (PURPOSE_ROLE_ID.equals(id)) {
|
---|
| 415 | log.info("Setting Purpose Code System to: " + attrNode.getNodeValue());
|
---|
| 416 | ce.setCodeSystem(attrNode.getNodeValue());
|
---|
| 417 |
|
---|
| 418 | } else {
|
---|
| 419 | log.warn("Unrecognized item: " + id + " Cannot parse " + CE_CODESYS_ID);
|
---|
| 420 | }
|
---|
| 421 | }
|
---|
| 422 | if (attrNode.getNodeName().equalsIgnoreCase(CE_CODESYSNAME_ID)) {
|
---|
| 423 | if (USER_ROLE_ID.equals(id)) {
|
---|
| 424 | log.info("Setting UserRode Code System Name to: " + attrNode.getNodeValue());
|
---|
| 425 | ce.setCodeSystemName(attrNode.getNodeValue());
|
---|
| 426 | } else if (PURPOSE_ROLE_ID.equals(id)) {
|
---|
| 427 | log.info("Setting Purpose Code System Name to: " + attrNode.getNodeValue());
|
---|
| 428 | ce.setCodeSystemName(attrNode.getNodeValue());
|
---|
| 429 | } else {
|
---|
| 430 | log.warn("Unrecognized item: " + id + " Cannot parse " + CE_CODESYSNAME_ID);
|
---|
| 431 | }
|
---|
| 432 | }
|
---|
| 433 | if (attrNode.getNodeName().equalsIgnoreCase(CE_DISPLAYNAME_ID)) {
|
---|
| 434 | if (USER_ROLE_ID.equals(id)) {
|
---|
| 435 | log.info("Setting UserRode Display to: " + attrNode.getNodeValue());
|
---|
| 436 | ce.setDisplayName(attrNode.getNodeValue());
|
---|
| 437 | } else if (PURPOSE_ROLE_ID.equals(id)) {
|
---|
| 438 | log.info("Setting Purpose Display to: " + attrNode.getNodeValue());
|
---|
| 439 | ce.setDisplayName(attrNode.getNodeValue());
|
---|
| 440 | } else {
|
---|
| 441 | log.warn("Unrecognized item: " + id + " Cannot parse " + CE_DISPLAYNAME_ID);
|
---|
| 442 | }
|
---|
| 443 | }
|
---|
| 444 | }
|
---|
| 445 | }
|
---|
| 446 | }
|
---|
| 447 | }
|
---|
| 448 | } else {
|
---|
| 449 | log.warn("The value for the " + id + " attribute is not a proper AttributeValue.");
|
---|
| 450 | }
|
---|
| 451 | // Once found break out of the loop
|
---|
| 452 | break;
|
---|
| 453 | }
|
---|
| 454 | } else {
|
---|
| 455 | log.warn("Attributes for " + id + " are invalid: " + attrVals);
|
---|
| 456 | }
|
---|
| 457 |
|
---|
| 458 | log.debug("Exiting SamlTokenExtractor.parseRole...");
|
---|
| 459 | return ce;
|
---|
| 460 | }
|
---|
| 461 |
|
---|
| 462 | /**
|
---|
| 463 | * The Authorization Decision Statement is used to convey a form authorizing
|
---|
| 464 | * access to medical records. It may embed the binary content of the
|
---|
| 465 | * authorization form as well describing the conditions of its validity.
|
---|
| 466 | * This method saves off all values associated with this Evidence.
|
---|
| 467 | * @param authzState The authorization decision element
|
---|
| 468 | * @param assertOut The Assertion element being written to
|
---|
| 469 | */
|
---|
| 470 | private static void extractDecisionInfo(AuthzDecisionStatementType authzState, AssertionType assertOut) {
|
---|
| 471 | log.debug("Entering SamlTokenExtractor.extractDecisionInfo...");
|
---|
| 472 |
|
---|
| 473 | EvidenceType evid = authzState.getEvidence();
|
---|
| 474 | List asserts = evid.getAssertionIDRefOrAssertionURIRefOrAssertion();
|
---|
| 475 | if (asserts != null && !asserts.isEmpty()) {
|
---|
| 476 | for (int idx = 0; idx <
|
---|
| 477 | asserts.size(); idx++) {
|
---|
| 478 | if (asserts.get(idx) instanceof JAXBElement) {
|
---|
| 479 | JAXBElement evElem = (JAXBElement) asserts.get(idx);
|
---|
| 480 | if (evElem.getValue() instanceof com.sun.xml.wss.saml.internal.saml20.jaxb20.AssertionType) {
|
---|
| 481 | com.sun.xml.wss.saml.internal.saml20.jaxb20.AssertionType evAss = (com.sun.xml.wss.saml.internal.saml20.jaxb20.AssertionType) evElem.getValue();
|
---|
| 482 |
|
---|
| 483 | extractConditionsInfo(assertOut, evAss.getConditions());
|
---|
| 484 |
|
---|
| 485 | List statements = evAss.getStatementOrAuthnStatementOrAuthzDecisionStatement();
|
---|
| 486 | if (statements != null && !statements.isEmpty()) {
|
---|
| 487 | for (int idxState = 0; idxState <
|
---|
| 488 | statements.size(); idxState++) {
|
---|
| 489 | if (statements.get(idxState) instanceof AttributeStatementType) {
|
---|
| 490 | AttributeStatementType statement = (AttributeStatementType) statements.get(idxState);
|
---|
| 491 | extractAttributeInfo(statement, assertOut);
|
---|
| 492 | }
|
---|
| 493 | }
|
---|
| 494 | } else {
|
---|
| 495 | log.error("Evidence Statements are missing.");
|
---|
| 496 | }
|
---|
| 497 | } else {
|
---|
| 498 | log.warn("Non-Assertion type element: " + evElem.getValue() + " is not processed");
|
---|
| 499 | }
|
---|
| 500 | } else {
|
---|
| 501 | log.error("Evidence assertion is not recognized as a JAXB element");
|
---|
| 502 | }
|
---|
| 503 | }
|
---|
| 504 | } else {
|
---|
| 505 | log.error("Evidence assertion is empty: " + asserts);
|
---|
| 506 | }
|
---|
| 507 | log.debug("Exiting SamlTokenExtractor.extractDecisionInfo...");
|
---|
| 508 | }
|
---|
| 509 |
|
---|
| 510 | /**
|
---|
| 511 | * This method extracts the dates of validity for the Evidence's
|
---|
| 512 | * authorization form. These dates are contained in the Conditions element
|
---|
| 513 | * and are written out to the storage file by this method.
|
---|
| 514 | * @param assertOut The Assertion element being written to
|
---|
| 515 | * @param conditions The Evidence's Conditions element
|
---|
| 516 | */
|
---|
| 517 | private static void extractConditionsInfo(AssertionType assertOut, ConditionsType conditions) {
|
---|
| 518 | log.debug("Entering SamlTokenExtractor.extractConditionsInfo...");
|
---|
| 519 |
|
---|
| 520 | if (conditions != null) {
|
---|
| 521 | SimpleDateFormat dateForm = new SimpleDateFormat("MM/dd/yyyy HH:mm:ss");
|
---|
| 522 |
|
---|
| 523 | XMLGregorianCalendar beginTime = conditions.getNotBefore();
|
---|
| 524 | if (beginTime != null && beginTime.toGregorianCalendar() != null && beginTime.toGregorianCalendar().getTime() != null) {
|
---|
| 525 | String formBegin = dateForm.format(beginTime.toGregorianCalendar().getTime());
|
---|
| 526 |
|
---|
| 527 | if (NullChecker.isNotNullish(formBegin)) {
|
---|
| 528 | log.info("Setting Signature Date to: " + formBegin);
|
---|
| 529 | assertOut.setDateOfSignature(formBegin);
|
---|
| 530 | }
|
---|
| 531 | }
|
---|
| 532 |
|
---|
| 533 | XMLGregorianCalendar endTime = conditions.getNotOnOrAfter();
|
---|
| 534 | if (endTime != null && endTime.toGregorianCalendar() != null && endTime.toGregorianCalendar().getTime() != null) {
|
---|
| 535 | String formEnd = dateForm.format(endTime.toGregorianCalendar().getTime());
|
---|
| 536 |
|
---|
| 537 | if (NullChecker.isNotNullish(formEnd)) {
|
---|
| 538 | log.info("Setting Expires Date to: " + formEnd);
|
---|
| 539 | assertOut.setExpirationDate(formEnd);
|
---|
| 540 | }
|
---|
| 541 | }
|
---|
| 542 | }
|
---|
| 543 | log.debug("Exiting SamlTokenExtractor.extractConditionsInfo...");
|
---|
| 544 | }
|
---|
| 545 | }
|
---|