GUACAMOLE-519: Javascript fix in module to forward to openid logout endpoint

extensions/guacamole-auth-sso/modules/guacamole-auth-sso-openid/src/main/resources/openidModule.js

@@ -0,0 +1,40 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * 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.
+ */
+
+/**
+ * The module for code implementing SSO using OpenID Connect.
+ */
+angular.module('guacSsoOpenid', []);
+
+/**
+ * Redirect to the SSO logout endpoint when the user logs out, allowing
+ * Single Logout to occur if configured.
+ */
+angular.module('guacSsoOpenid').run(['$rootScope', '$window',
+        function guacSsoOpenidLogout($rootScope, $window) {
+
+    // Redirect to SSO logout endpoint when user logs out
+    $rootScope.$on('guacLogout', function handleLogout() {
+        $window.location.href = 'api/ext/sso/logout';
+    });
+
+}]);
+
+// Ensure the guacSsoOpenid module is loaded along with the rest of the app
+angular.module('index').requires.push('guacSsoOpenid');