nfc flag for yubi and duo mobile page

gulpfile.js

@@ -442,6 +442,7 @@ gulp.task('serve', function () {
     connect.server({
         port: 4001,
         root: ['src'],
+        //https: true,
         middleware: function (connect, opt) {
             return [function (req, res, next) {
                 if (req.originalUrl.indexOf('app-id.json') > -1) {

src/app/accounts/views/accountsLoginTwoFactor.html

@@ -145,7 +145,7 @@
 
 <div ng-if="twoFactorProvider === null">
     <p>
-        This account has two-factor login enabled, however, none of the configured two-factor providers are supported by this
+        This account has two-step login enabled, however, none of the configured two-step providers are supported by this
         web browser.
     </p>
     Please use a supported web browser (such as Chrome) and/or add additional providers that are better supported

src/app/settings/settingsTwoStepYubiController.js

@@ -33,8 +33,7 @@
                 key1: model.key1.key,
                 key2: model.key2.key,
                 key3: model.key3.key,
-                key4: model.key4.key,
+                nfc: model.nfc,
-                key5: model.key5.key,
                 masterPasswordHash: _masterPasswordHash
             }, function (response) {
                 $analytics.eventTrack('Saved Two-step YubiKey');
@@ -79,14 +78,7 @@
                     key: response.Key3,
                     existingKey: padRight(response.Key3, '*', 44)
                 },
-                key4: {
+                nfc: response.Nfc === true || !response.Enabled
-                    key: response.Key4,
-                    existingKey: padRight(response.Key4, '*', 44)
-                },
-                key5: {
-                    key: response.Key5,
-                    existingKey: padRight(response.Key5, '*', 44)
-                }
             };
         }
 

src/app/settings/views/settingsTwoStepYubi.html

@@ -69,7 +69,7 @@
         </ol>
         <hr />
         <div class="form-group" show-errors>
-            <label for="key1">Key #1</label>
+            <label for="key1">YubiKey #1</label>
             <span ng-if="updateModel.key1.existingKey">
                 <a href="#" class="btn btn-link btn-xs" stop-click ng-click="remove(updateModel.key1)">[remove]</a>
             </span>
@@ -80,7 +80,7 @@
                    ng-show="!updateModel.key1.existingKey" />
         </div>
         <div class="form-group" show-errors>
-            <label for="key2">Key #2</label>
+            <label for="key2">YubiKey #2</label>
             <span ng-if="updateModel.key2.existingKey">
                 <a href="#" class="btn btn-link btn-xs" stop-click ng-click="remove(updateModel.key2)">[remove]</a>
             </span>
@@ -91,7 +91,7 @@
                    ng-show="!updateModel.key2.existingKey" />
         </div>
         <div class="form-group" show-errors>
-            <label for="key3">Key #3</label>
+            <label for="key3">YubiKey #3</label>
             <span ng-if="updateModel.key3.existingKey">
                 <a href="#" class="btn btn-link btn-xs" stop-click ng-click="remove(updateModel.key3)">[remove]</a>
             </span>
@@ -101,28 +101,16 @@
             <input type="password" id="key3" name="Key3" ng-model="updateModel.key3.key" class="form-control" api-field
                    ng-show="!updateModel.key3.existingKey" />
         </div>
-        <div class="form-group" show-errors>
+        <strong>NFC Support</strong>
-            <label for="key4">Key #4</label>
+        <div class="checkbox">
-            <span ng-if="updateModel.key4.existingKey">
+            <label>
-                <a href="#" class="btn btn-link btn-xs" stop-click ng-click="remove(updateModel.key4)">[remove]</a>
+                <input type="checkbox" name="Nfc" id="nfc" ng-model="updateModel.nfc" /> One of my keys supports NFC.
-            </span>
+            </label>
-            <div ng-if="updateModel.key4.existingKey" class="monospaced">
-                {{updateModel.key4.existingKey}}
-            </div>
-            <input type="password" id="key4" name="Key4" ng-model="updateModel.key4.key" class="form-control" api-field
-                   ng-show="!updateModel.key4.existingKey" />
-        </div>
-        <div class="form-group" show-errors>
-            <label for="key5">Key #5</label>
-            <span ng-if="updateModel.key5.existingKey">
-                <a href="#" class="btn btn-link btn-xs" stop-click ng-click="remove(updateModel.key5)">[remove]</a>
-            </span>
-            <div ng-if="updateModel.key5.existingKey" class="monospaced">
-                {{updateModel.key5.existingKey}}
-            </div>
-            <input type="password" id="key5" name="Key5" ng-model="updateModel.key5.key" class="form-control" api-field
-                   ng-show="!updateModel.key5.existingKey" />
         </div>
+        <p class="help-block">
+            If one of your YubiKeys supports NFC (such as a YubiKey NEO), you will be prompted on mobile devices whenever NFC
+            availability is detected.
+        </p>
     </div>
     <div class="modal-footer">
         <button type="submit" class="btn btn-primary btn-flat" ng-disabled="submitTwoStepForm.$loading || disableLoading">

src/duo-mobile.html

@@ -0,0 +1,68 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <meta charset="utf-8">
+    <meta name="viewport" content="initial-scale=1, maximum-scale=1, user-scalable=no, width=device-width">
+    <title>Duo Two-step Login</title>
+    <style>
+        html, body {
+            margin: 0;
+            padding: 0;
+        }
+
+        iframe {
+            display: block;
+            width: 100%;
+            height: 400px;
+            border: none;
+            margin: 0;
+            padding: 0;
+        }
+    </style>
+</head>
+<body>
+    <script src="lib/duo/index.js"></script>
+    <script>
+        !(function () {
+            var frameElement = document.createElement('iframe');
+            frameElement.setAttribute('id', 'duo_iframe');
+            setFrameHeight();
+            document.body.appendChild(frameElement);
+
+            var hostParam = getQsParam('host');
+            var requestParam = getQsParam('request');
+            Duo.init({
+                host: hostParam,
+                sig_request: requestParam,
+                submit_callback: function (form) {
+                    invokeCSCode(form.elements.sig_response.value);
+                }
+            });
+
+            window.onresize = setFrameHeight;
+            function setFrameHeight() {
+                frameElement.style.height = window.innerHeight + 'px';
+            }
+        })();
+
+        function getQsParam(name) {
+            var url = window.location.href;
+            name = name.replace(/[\[\]]/g, '\\$&');
+            var regex = new RegExp('[?&]' + name + '(=([^&#]*)|&|#|$)'),
+                results = regex.exec(url);
+            if (!results) return null;
+            if (!results[2]) return '';
+            return decodeURIComponent(results[2].replace(/\+/g, ' '));
+        }
+
+        function invokeCSCode(data) {
+            try {
+                invokeCSharpAction(data);
+            }
+            catch (err) {
+
+            }
+        }
+    </script>
+</body>
+</html>