1 files changed, 56 insertions, 0 deletions
diff --git a/eaaf_modules/eaaf_module_pvp2_core/src/main/java/at/gv/egiz/eaaf/modules/pvp2/impl/verification/PvpAuthRequestSignedRole.java b/eaaf_modules/eaaf_module_pvp2_core/src/main/java/at/gv/egiz/eaaf/modules/pvp2/impl/verification/PvpAuthRequestSignedRole.java
new file mode 100644
index 00000000..4eb711f9
--- /dev/null
+++ b/eaaf_modules/eaaf_module_pvp2_core/src/main/java/at/gv/egiz/eaaf/modules/pvp2/impl/verification/PvpAuthRequestSignedRole.java
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2017 Graz University of Technology EAAF-Core Components has been developed in a
+ * cooperation between EGIZ, A-SIT Plus, 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 "Licence"); You may not use this work except in
+ * compliance with the Licence. You may obtain a copy of the Licence at:
+ * https://joinup.ec.europa.eu/news/understanding-eupl-v12
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the Licence
+ * is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the Licence for the specific language governing permissions and limitations under
+ * the Licence.
+ *
+ * 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.gv.egiz.eaaf.modules.pvp2.impl.verification;
+
+import java.util.List;
+import org.opensaml.common.binding.SAMLMessageContext;
+import org.opensaml.saml2.binding.security.SAML2AuthnRequestsSignedRule;
+import org.opensaml.ws.transport.http.HTTPInTransport;
+import org.opensaml.xml.util.DatatypeHelper;
+
+public class PvpAuthRequestSignedRole extends SAML2AuthnRequestsSignedRule {
+
+  @Override
+  protected boolean isMessageSigned(final SAMLMessageContext messageContext) {
+    // This handles HTTP-Redirect and HTTP-POST-SimpleSign bindings.
+    final HTTPInTransport inTransport =
+        (HTTPInTransport) messageContext.getInboundMessageTransport();
+
+    // Check signature parameter exists only once and is not empty
+    final List<String> sigParam = inTransport.getParameterValues("Signature");
+    final boolean isValidSigned = sigParam.size() == 1 && !DatatypeHelper.isEmpty(sigParam.get(0));
+
+    // Check signature-algorithm parameter exists only once and is not empty
+    final List<String> sigAlgParam = inTransport.getParameterValues("SigAlg");
+    final boolean isValidSigAlgExists =
+        sigAlgParam.size() == 1 && !DatatypeHelper.isEmpty(sigAlgParam.get(0));
+
+    // Check signature-content parameter exists only once and is not empty
+    final List<String> samlReqParam = inTransport.getParameterValues("SAMLRequest");
+    final List<String> samlRespParam = inTransport.getParameterValues("SAMLResponse");
+    final boolean isValidContent =
+        ((samlReqParam.size() == 1 && !DatatypeHelper.isEmpty(samlReqParam.get(0)))
+            || (samlRespParam.size() == 1 && !DatatypeHelper.isEmpty(samlRespParam.get(0))))
+            && !(samlReqParam.size() == 1 && samlRespParam.size() == 1);
+
+    return isValidSigned && isValidSigAlgExists && isValidContent;
+
+  }
+}