1 files changed, 116 insertions, 0 deletions
diff --git a/modules/authmodule-eIDAS-v2/src/main/java/at/asitplus/eidas/specific/modules/auth/eidas/v2/tasks/ReceiveOtherLoginMethodGuiResponseTask.java b/modules/authmodule-eIDAS-v2/src/main/java/at/asitplus/eidas/specific/modules/auth/eidas/v2/tasks/ReceiveOtherLoginMethodGuiResponseTask.java
new file mode 100644
index 00000000..c9f043b5
--- /dev/null
+++ b/modules/authmodule-eIDAS-v2/src/main/java/at/asitplus/eidas/specific/modules/auth/eidas/v2/tasks/ReceiveOtherLoginMethodGuiResponseTask.java
@@ -0,0 +1,116 @@
+/*
+ * Copyright 2021 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.util.Enumeration;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.commons.lang.StringEscapeUtils;
+import org.springframework.stereotype.Component;
+
+import at.asitplus.eidas.specific.modules.auth.eidas.v2.Constants;
+import at.asitplus.eidas.specific.modules.auth.eidas.v2.dao.SelectedLoginMethod;
+import at.gv.egiz.eaaf.core.api.idp.process.ExecutionContext;
+import at.gv.egiz.eaaf.core.impl.idp.controller.tasks.AbstractLocaleAuthServletTask;
+import lombok.extern.slf4j.Slf4j;
+
+/**
+ * Handles user's selection from {@link GenerateOtherLoginMethodGuiTask}.
+ * This corresponds to Steps 10, 14, 16 in the eIDAS Matching Concept.
+ * Input:
+ * <ul>
+ *     <li>{@link Constants#DATA_SIMPLE_EIDAS} initial login data from user</li>
+ *     <li>{@link Constants#DATA_INTERMEDIATE_RESULT} results from search in registers with personIdentifier</li>
+ * </ul>
+ * Transitions:
+ * <ul>
+ *     <li>{@link GenerateMobilePhoneSignatureRequestTask} if selected by user</li>
+ *     <li>{@link GenerateAustrianResidenceGuiTask} if selected by user</li>
+ *     <li>{@link GenerateAuthnRequestTask} if selected by user</li>
+ *     <li>{@link GenerateOtherLoginMethodGuiTask} if a user input error has happened</li>
+ * </ul>
+ *
+ * @author amarsalek
+ * @author ckollmann
+ */
+@Slf4j
+@Component("ReceiveOtherLoginMethodGuiResponseTask")
+public class ReceiveOtherLoginMethodGuiResponseTask extends AbstractLocaleAuthServletTask {
+
+  @Override
+  public void executeWithLocale(ExecutionContext executionContext, HttpServletRequest request,
+                                HttpServletResponse response) {
+    try {
+      SelectedLoginMethod selection = SelectedLoginMethod.valueOf(extractUserSelection(request));
+      executionContext.put(Constants.REQ_SELECTED_LOGIN_METHOD_PARAMETER, selection);
+      executionContext.remove(Constants.CONTEXT_FLAG_ADVANCED_MATCHING_FAILED);
+      executionContext.remove(Constants.CONTEXT_FLAG_ADVANCED_MATCHING_FAILED_REASON);
+      transitionToNextTask(executionContext, selection);
+
+    } catch (final Exception e) {
+      log.error("Parsing selected login method FAILED.", e);
+      executionContext.put(Constants.CONTEXT_FLAG_ADVANCED_MATCHING_FAILED, true);
+      executionContext.put(Constants.TRANSITION_TO_GENERATE_OTHER_LOGIN_METHOD_GUI_TASK, true);      
+    }
+  }
+
+  private String extractUserSelection(HttpServletRequest request) {
+    Enumeration<String> paramNames = request.getParameterNames();
+    while (paramNames.hasMoreElements()) {
+      String paramName = paramNames.nextElement();
+      if (Constants.REQ_SELECTED_LOGIN_METHOD_PARAMETER.equalsIgnoreCase(paramName)) {
+        return StringEscapeUtils.escapeHtml(request.getParameter(paramName));
+      }
+    }
+    return null;
+  }
+
+  private void transitionToNextTask(ExecutionContext executionContext, SelectedLoginMethod selection) {
+    switch (selection) {
+      case EIDAS_LOGIN:
+        executionContext.put(Constants.TRANSITION_TO_GENERATE_EIDAS_LOGIN, true);
+        return;
+
+      case MOBILE_PHONE_SIGNATURE_LOGIN:
+        executionContext.put(Constants.TRANSITION_TO_GENERATE_MOBILE_PHONE_SIGNATURE_REQUEST_TASK, true);
+        return;
+
+      case NO_OTHER_LOGIN:
+        executionContext.put(Constants.TRANSITION_TO_GENERATE_GUI_QUERY_AUSTRIAN_RESIDENCE_TASK, true);
+        return;
+
+      case ADD_ME_AS_NEW:
+        executionContext.put(Constants.TRANSITION_TO_CREATE_NEW_ERNP_ENTRY_TASK, true);
+        return;
+
+      default:
+        executionContext.put(Constants.CONTEXT_FLAG_ADVANCED_MATCHING_FAILED, true);
+        executionContext.put(Constants.TRANSITION_TO_GENERATE_OTHER_LOGIN_METHOD_GUI_TASK, true);
+        return;
+    }
+  }
+
+}