Merge pull request #19 from stevenhammerton/sh-cas-auth

Add support for CAS login

src/controllers/organisms/CasLogin.js

@@ -0,0 +1,37 @@
+/*
+Copyright 2015 OpenMarket Ltd
+
+Licensed 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.
+*/
+
+'use strict';
+
+var React = require("react");
+var MatrixClientPeg = require("../../MatrixClientPeg");
+var Cas = require("../../CasLogic");
+
+module.exports = {
+
+    onCasClicked: function(ev) {
+        var serviceRedirectUrl = Cas.getServiceUrl() + "#/login/cas";
+        var self = this;
+        MatrixClientPeg.get().getCasServer().done(function(data) {
+            var serverUrl = data.serverUrl + "/login?service=" + encodeURIComponent(serviceRedirectUrl);
+            window.location.href = serverUrl;
+        }, function(error) {
+            self.setStep("stage_m.login.cas");
+            self.setState({errorText: 'Login failed.'});
+        });
+    },
+
+};