use MongoDB ObjectId as unique IDs

angular_app/events-list.html

@@ -17,7 +17,7 @@
 
         <ul class="events">
           <li ng-repeat="event in events | filter:query | orderBy:orderProp">
-            <span><a href="/#/events/{{event.id}}">{{event.title}}</a></span>
+            <span><a href="/#/events/{{event._id}}">{{event.title}}</a></span>
             <p>{{event['begin-datetime']}}</p>
           </li>
         </ul>

angular_app/js/controllers.js

@@ -3,6 +3,7 @@
 /* Controllers */
 var eventManControllers = angular.module('eventManControllers', []);
 
+
 eventManControllers.controller('navigation', ['$location',
     function ($location) {
         this.go = function(url) {

angular_app/js/services.js

@@ -2,7 +2,7 @@ var eventManServices = angular.module('eventManServices', ['ngResource']);
 
 eventManServices.factory('Event', ['$resource',
     function($resource) {
-        return $resource('events/:id', {id: '@id'}, {
+        return $resource('events/:id', {id: '@_id'}, {
             all: {
                 method: 'GET',
                 isArray: true,
@@ -18,10 +18,10 @@ eventManServices.factory('Event', ['$resource',
 
 eventManServices.factory('Person', ['$resource',
     function($resource) {
-        return $resource('persons/:id', {id: '@id'}, {
+        return $resource('persons/:id', {id: '@_id'}, {
             all: {
                 method: 'GET',
-                isArray:true,
+                isArray: true,
                 transformResponse: function(data, headers) {
                     return angular.fromJson(data).persons;
                 }

angular_app/persons-list.html

@@ -17,7 +17,7 @@
 
         <ul class="persons">
           <li ng-repeat="person in persons | filter:query | orderBy:orderProp">
-            <a href="/#/persons/{{person.id}}"><span>{{person.name}}</span>&nbsp;<span>{{person.surname}}</span></a>
+            <a href="/#/persons/{{person._id}}"><span>{{person.name}}</span>&nbsp;<span>{{person.surname}}</span></a>
             <p>{{person.email}}</p>
           </li>
         </ul>