Add suport for showing the scalar UI

src/ScalarAuthClient.js

@@ -0,0 +1,45 @@
+/*
+Copyright 2016 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.
+*/
+
+var q = require("q");
+var request = require('browser-request');
+
+var SdkConfig = require('./SdkConfig');
+
+class ScalarAuthClient {
+    getScalarToken(openid_token_object) {
+        var defer = q.defer();
+
+        var scalar_rest_url = SdkConfig.get().integrations_rest_url;
+        request({
+            method: 'POST',
+            uri: scalar_rest_url+'/register',
+            body: openid_token_object,
+            json: true,
+        }, (err, response, body) => {
+            if (err) {
+                defer.reject(err);
+            } else {
+                defer.resolve(body);
+            }
+        });
+
+        return defer.promise;
+    }
+}
+
+module.exports = ScalarAuthClient;
+