Ember : submit a form

person-form.hbs

<form {{action 'savePerson' person on='submit'}} class="form-inline">
  <div class="input-group">
    {{input value=person.name class='form-control'}}
   <div class="input-group-btn">
      <button type="submit" class="btn btn-success" disabled={{person.isNotValid}}>Save</button>
      <button class="btn btn-danger" {{action 'cancelPersonEdit' person}}>Cancel</button>
    </div>
  </div>
</form>