Using Emberjs code on the server side with Nodejs

clientAccess-lookup.js

// enable emberjs globally
GLOBAL.Ember = { lookup: GLOBAL }
require('./vendor/ember/ember-runtime')

// define the client App object
GLOBAL.App = Ember.Application.create({})

// include ember models
require('./public/js/login')

clientAccess.js

// enable emberjs globally
GLOBAL.window = { console: console }
GLOBAL.Ember = {}
require('./vendor/ember/ember-runtime');
delete GLOBAL.window

// define the client App object
GLOBAL.App = Ember.Application.create({})

// include ember models
require('./public/js/login')

login.handlebars

<div id="login">
  <div class="modal-header">
    <h3>Sign in</h3>
  </div>
  <div class="modal-body">
    <form class="form-horizontal">
      <fieldset>
        <div class="control-group">
          <label class="control-label" for="email">Email Address</label>
          <div class="controls">
            <div class="input-prepend">
              <span class="add-on"><i class="icon-envelope"></i></span>{{view Ember.TextField valueBinding="email" class="input-xlarge" placeholder="email address" id="email"}}
            </div>
          </div>
        </div>
        <div class="control-group">
          <label class="control-label" for="password">Password</label>
          <div class="controls">
            <div class="input-prepend">
              <span class="add-on"><i class="icon-key"></i></span>{{view Ember.TextField valueBinding="password" type="password" class="input-xlarge" placeholder="password" id="password"}}
            </div>
          </div>
        </div>
        <div class="control-group">
          <label class="control-label" for="rememberUser">Remember me</label>
          <div class="controls">
            {{view Ember.Checkbox checkedBinding="rememberUser" class="input-xlarge" id="rememberUser"}}
          </div>
        </div>
      </fieldset>
    </form>
    {{#if status}}
    <div class="alert alert-info">
      {{status}}
    </div>
    {{/if}}
  </div>
  <div class="modal-footer">
    <button {{action doLogin}} class="btn btn-primary"><i class="icon-signin icon-white"></i> Sign in</button>
  </div>
</div>

login.js

App.Login = Ember.Object.extend({
  email: '',
  password: '',
  rememberUser: false,
  status: function () {
    if (this.get('email').length === 0) {
      return 'Please enter an email address'
    }
    if (this.get('password').length === 0) {
      return 'Please enter a password'
    }
    return ''
  }.property('email', 'password'),
  isValid: function () {
    return this.get('status').length === 0
  }.property('status')
})

loginController.js

require('./login')
require('./loginView')

//create the controller
App.LoginController = Ember.ObjectController.extend({
  content: null
})

loginView.js

require('./login.handlebars')

App.LoginView = Ember.View.extend({
  templateName: 'login'
})

See the blog post for more info http://garthw.wordpress.com/2012/11/30/emberjs-with-nodejs/