Various fixes

app/partials/login/authentication.service.js

@@ -0,0 +1,65 @@
+(function(){
+    'use strict';
+  
+    angular
+        .module('app.login')
+        .service('authentication', authentication);
+
+    authentication.$inject = ['$http', '$window'];
+    function authentication ($http, $window) {
+
+        var saveToken = function (token) {
+            $window.localStorage['mean-token'] = token;
+        };
+
+        var getToken = function () {
+            return $window.localStorage['mean-token'];
+        };
+
+        var logout = function() {
+            $window.localStorage.removeItem('mean-token');
+        };
+
+        var isLoggedIn = function() {
+            var token = getToken();
+            var payload;
+
+            if(token){
+                payload = token.split('.')[1];
+                payload = $window.atob(payload);
+                payload = JSON.parse(payload);
+
+                return payload.exp > Date.now() / 1000;
+            } else {
+                return false;
+            }
+        };
+
+        var currentUser = function() {
+            if(isLoggedIn()){
+                var token = getToken();
+                var payload = token.split('.')[1];
+                payload = $window.atob(payload);
+                payload = JSON.parse(payload);
+                return {
+                    _id: payload._id,
+                    role: payload.role
+                };
+            }
+        };
+
+        var login = function(user) {
+            return $http.post('http://'+$rootScope.domainUrl+'/login', user).success(function(data) {
+                saveToken(data.token);
+            });
+        };
+
+        return {
+            saveToken : saveToken,
+            getToken : getToken,
+            logout : logout,
+            isLoggedIn : isLoggedIn,
+            currentUser : currentUser
+        };
+    }
+})();