From b18eaa102c684e8a2b4301ea03b5f9fdec9b454c Mon Sep 17 00:00:00 2001
From: Stefan Sterz <hi@sterzy.com>
Date: Tue, 23 Feb 2016 17:48:14 +0100
Subject: [PATCH] add authentication

---
 nodejs/public/javascripts/angularApp.js | 131 ++++++++++++++++++++++--
 1 file changed, 125 insertions(+), 6 deletions(-)

diff --git a/nodejs/public/javascripts/angularApp.js b/nodejs/public/javascripts/angularApp.js
index 7ab8da2..f1daec6 100644
--- a/nodejs/public/javascripts/angularApp.js
+++ b/nodejs/public/javascripts/angularApp.js
@@ -11,40 +11,126 @@ app.config(['$stateProvider', '$urlRouterProvider',function($stateProvider, $url
               postPromise: ['arduino', function(arduino) {
                 return arduino.getRCs();
               }]
-             } 
+             },
+             onEnter: ['$state', 'auth', function ($state, auth) {
+                  if (!auth.isLoggedIn()) {
+                    $state.go('login');
+                  }
+                }] 
              
+    })
+    .state('login', {
+              url: '/login',
+              templateUrl: '/login.html',
+              controller: 'AuthCtrl',
+              onEnter: ['$state', 'auth', function ($state, auth) {
+                if (auth.isLoggedIn()) {
+                  $state.go('home');
+                }
+              }]
+    })
+    .state('register', {
+                url: '/register',
+                templateUrl: '/register.html',
+                controller: 'AuthCtrl',
+                onEnter: ['$state', 'auth', function ($state, auth) {
+                  if (!auth.isLoggedIn()) {
+                    $state.go('home');
+                  }
+                }]
     });
 
   $urlRouterProvider.otherwise('home');
 
 }]);
+app.factory('auth', ['$http', '$window', function ($http, $window) {
+  var auth = {};
 
-app.factory('arduino', ['$http', function($http){
+  auth.saveToken = function (token) {
+    $window.localStorage['autohome-token'] = token;
+  };
+
+  auth.getToken = function () {
+    return $window.localStorage['autohome-token'];
+  };
+
+  auth.isLoggedIn = function () {
+    var token = auth.getToken();
+
+    if (token) { 
+      var payload = JSON.parse($window.atob(token.split('.')[1]));
+
+      return payload.exp > Date.now() / 1000;
+    } 
+
+    return false;
+  };
+
+  auth.currentUser = function () {
+    if (auth.isLoggedIn()) {
+      var token = auth.getToken();
+      var payload = JSON.parse($window.atob(token.split('.')[1]));
+
+      return payload.username;
+    }
+  };
+
+  auth.register = function (user) {
+    return $http.post('/register', user, {
+        headers: {Authorization: 'Bearer '+auth.getToken()}
+      }).success(function (data) {
+      auth.saveToken(data.token);
+    });
+  };
+
+  auth.logIn = function (user) {
+    return $http.post('/login', user).success(function (data) {
+      auth.saveToken(data.token);
+    });
+  };
+
+  auth.logOut = function () {
+    $window.localStorage.removeItem('autohome-token');  
+  };
+
+  return auth;  
+}]);
+
+app.factory('arduino', ['$http', 'auth', function($http, auth){
     var o = {
       RCs: []
     };
 
     o.getRCs = function ( ) {
-      return $http.get('/getRCs').success(function(data) {
+      return $http.get('/getRCs',{
+        headers: {Authorization: 'Bearer '+auth.getToken()}
+      }).success(function(data) {
         angular.copy(data, o.RCs);
       });
     }
 
     o.sendRC = function (RC) {  
       var code = (RC.state) ? RC.off_value : RC.on_value;
-      return $http.post('/register', {code}).success(function (data) {
+      return $http.post('/sendRC', {code}, {
+        headers: {Authorization: 'Bearer '+auth.getToken()}
+      }).success(function (data) {
         RC.state = (RC.state) ? false : true;
       });
     }
 
     o.irTest = function ( ) {
-      return $http.get('/irTest');
+      return $http.get('/irTest',{
+        headers: {Authorization: 'Bearer '+auth.getToken()}
+      });
     }
 
     return o;
 }]);
 
-app.controller('MainCtrl', ['$scope', 'arduino', function ($scope, arduino){
+app.controller('MainCtrl', [
+  '$scope', 
+  'arduino', 
+  function ($scope, arduino){
   
   $scope.RCs = arduino.RCs;
 
@@ -56,4 +142,37 @@ app.controller('MainCtrl', ['$scope', 'arduino', function ($scope, arduino){
       arduino.irTest();
   };
 
+}]);
+
+app.controller('AuthCtrl', [
+'$scope',
+'$state',
+'auth',
+function($scope, $state, auth){
+  $scope.user = {};
+
+  $scope.register = function(){
+    auth.register($scope.user).error(function(error){
+      $scope.error = error;
+    }).then(function(){
+      $state.go('home');
+    });
+  };
+
+  $scope.logIn = function(){
+    auth.logIn($scope.user).error(function(error){
+      $scope.error = error;
+    }).then(function(){
+      $state.go('home');
+    });
+  };
+}]);
+
+app.controller('NavCtrl', [
+'$scope',
+'auth',
+function($scope, auth){
+  $scope.isLoggedIn = auth.isLoggedIn;
+  $scope.currentUser = auth.currentUser;
+  $scope.logOut = auth.logOut;
 }]);
\ No newline at end of file