Implement upgrade request dialog

This is currently merely a placeholder for some real upgrade ui

webadmin/src/js/main.js

@@ -13,6 +13,10 @@ angular.module('Application').controller('MainController', ['$scope', '$route',
         password: ''
     };
 
+    $scope.upgradeRequest = {
+        busy: false
+    };
+
     $scope.isActive = function (url) {
         if (!$route.current) return false;
         return $route.current.$$route.originalPath.indexOf(url) === 0;
@@ -37,6 +41,23 @@ angular.module('Application').controller('MainController', ['$scope', '$route',
         window.location.href = '/error.html';
     };
 
+    $scope.requestUpgrade = function () {
+        $scope.upgradeRequest.busy = true;
+
+        var subject = 'User requested upgrade for ' + $scope.config.fqdn;
+        var description = 'User ' + $scope.user.email + ' requested an upgrade for ' + $scope.config.fqdn + '. Get back to him!!';
+
+        Client.feedback('upgrade_request', subject, description, function (error) {
+            $scope.upgradeRequest.busy = false;
+
+            if (error) return Client.notify('Error', error.message, false, 'error');
+
+            Client.notify('Success', 'We will get back to you as soon as possible for the upgrade.', true, 'success');
+
+            $('#upgradeModal').modal('hide');
+        });
+    };
+
     $scope.showUpdateModal = function (form) {
         $scope.update.error.password = null;
         $scope.update.password = '';