From bee5dd259a4438d45ecd1bcc26dfba12875236d6 Mon Sep 17 00:00:00 2001
From: Thomas Lenz <thomas.lenz@egiz.gv.at>
Date: Tue, 26 Jun 2018 11:03:48 +0200
Subject: initial commit

---
 .../eaaf/modules/pvp2/impl/utils/SAML2Utils.java   | 125 +++++++++++++++++++++
 1 file changed, 125 insertions(+)
 create mode 100644 eaaf_modules/eaaf_module_pvp2_core/src/main/java/at/gv/egiz/eaaf/modules/pvp2/impl/utils/SAML2Utils.java

(limited to 'eaaf_modules/eaaf_module_pvp2_core/src/main/java/at/gv/egiz/eaaf/modules/pvp2/impl/utils/SAML2Utils.java')

diff --git a/eaaf_modules/eaaf_module_pvp2_core/src/main/java/at/gv/egiz/eaaf/modules/pvp2/impl/utils/SAML2Utils.java b/eaaf_modules/eaaf_module_pvp2_core/src/main/java/at/gv/egiz/eaaf/modules/pvp2/impl/utils/SAML2Utils.java
new file mode 100644
index 00000000..1da3fea3
--- /dev/null
+++ b/eaaf_modules/eaaf_module_pvp2_core/src/main/java/at/gv/egiz/eaaf/modules/pvp2/impl/utils/SAML2Utils.java
@@ -0,0 +1,125 @@
+/*******************************************************************************
+ *******************************************************************************/
+package at.gv.egiz.eaaf.modules.pvp2.impl.utils;
+
+import java.io.IOException;
+import java.security.NoSuchAlgorithmException;
+import java.util.List;
+
+import javax.xml.namespace.QName;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.ParserConfigurationException;
+import javax.xml.transform.TransformerException;
+
+import org.opensaml.Configuration;
+import org.opensaml.common.impl.SecureRandomIdentifierGenerator;
+import org.opensaml.saml2.core.Status;
+import org.opensaml.saml2.core.StatusCode;
+import org.opensaml.saml2.metadata.AssertionConsumerService;
+import org.opensaml.saml2.metadata.SPSSODescriptor;
+import org.opensaml.ws.soap.soap11.Body;
+import org.opensaml.ws.soap.soap11.Envelope;
+import org.opensaml.xml.XMLObject;
+import org.opensaml.xml.XMLObjectBuilderFactory;
+import org.opensaml.xml.io.Marshaller;
+import org.opensaml.xml.io.MarshallingException;
+import org.w3c.dom.Document;
+
+import at.gv.egiz.eaaf.core.impl.utils.Random;
+
+public class SAML2Utils {
+
+	public static <T> T createSAMLObject(final Class<T> clazz) {
+		try {
+			XMLObjectBuilderFactory builderFactory = Configuration
+					.getBuilderFactory();
+
+			QName defaultElementName = (QName) clazz.getDeclaredField(
+					"DEFAULT_ELEMENT_NAME").get(null);
+			@SuppressWarnings("unchecked")
+			T object = (T) builderFactory.getBuilder(defaultElementName)
+					.buildObject(defaultElementName);
+			return object;
+		} catch (Throwable e) {
+			e.printStackTrace();
+			return null;
+		}
+	}
+
+	public static String getSecureIdentifier() {
+		return "_".concat(Random.nextHexRandom16());
+		
+		/*Bug-Fix: There are open problems with RandomNumberGenerator via Java SPI and Java JDK 8.121 
+		*          Generation of a 16bit Random identifier FAILES with an  Caused by: java.lang.ArrayIndexOutOfBoundsException
+		*          Caused by: java.lang.ArrayIndexOutOfBoundsException
+							  at iaik.security.random.o.engineNextBytes(Unknown Source)
+							  at iaik.security.random.SecRandomSpi.engineNextBytes(Unknown Source)
+						      at java.security.SecureRandom.nextBytes(SecureRandom.java:468)
+						      at org.opensaml.common.impl.SecureRandomIdentifierGenerator.generateIdentifier(SecureRandomIdentifierGenerator.java:62)
+						      at org.opensaml.common.impl.SecureRandomIdentifierGenerator.generateIdentifier(SecureRandomIdentifierGenerator.java:56)
+						      at at.gv.egovernment.moa.id.protocols.pvp2x.utils.SAML2Utils.getSecureIdentifier(SAML2Utils.java:69)        
+		*/		
+		//return idGenerator.generateIdentifier();
+	}
+	
+	private static SecureRandomIdentifierGenerator idGenerator;
+	
+	private static DocumentBuilder builder;
+	static {
+		DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
+		factory.setNamespaceAware(true);
+		try {
+			builder = factory.newDocumentBuilder();
+		} catch (ParserConfigurationException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+		try {
+			idGenerator = new SecureRandomIdentifierGenerator();
+		} catch(NoSuchAlgorithmException e) {
+			e.printStackTrace();
+		}
+	}
+
+	public static Document asDOMDocument(XMLObject object) throws IOException,
+			MarshallingException, TransformerException {
+		Document document = builder.newDocument();
+		Marshaller out = Configuration.getMarshallerFactory().getMarshaller(
+				object);
+		out.marshall(object, document);
+		return document;
+	}
+
+	public static Status getSuccessStatus() {
+		Status status = SAML2Utils.createSAMLObject(Status.class);
+		StatusCode statusCode = SAML2Utils.createSAMLObject(StatusCode.class);
+		statusCode.setValue(StatusCode.SUCCESS_URI);
+		status.setStatusCode(statusCode);
+		return status;
+	}
+	
+	public static int getDefaultAssertionConsumerServiceIndex(SPSSODescriptor spSSODescriptor) {
+		
+		List<AssertionConsumerService> assertionConsumerList = spSSODescriptor.getAssertionConsumerServices();
+		
+		for (AssertionConsumerService el : assertionConsumerList) {
+			if (el.isDefault())
+				return el.getIndex();
+			
+		}
+		
+		return 0;
+	}
+	
+    public static Envelope buildSOAP11Envelope(XMLObject payload) {
+        XMLObjectBuilderFactory bf = Configuration.getBuilderFactory();
+        Envelope envelope = (Envelope) bf.getBuilder(Envelope.DEFAULT_ELEMENT_NAME).buildObject(Envelope.DEFAULT_ELEMENT_NAME);
+        Body body = (Body) bf.getBuilder(Body.DEFAULT_ELEMENT_NAME).buildObject(Body.DEFAULT_ELEMENT_NAME);
+         
+        body.getUnknownXMLObjects().add(payload);
+        envelope.setBody(body);
+         
+        return envelope;
+    }
+}
-- 
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