sending reload to parent route

comments_new_route.js

App.CommentsNewRoute = Ember.Route.extend({
  model: function() {
    return this.store.createRecord('comment', {post: this.modelFor('post')});
  },
  
  actions: {
    save: function() {
      var model = this.modelFor('commentsNew');
      
      model.save().then(
        this.saveSucceeded.bind(this),
        this.saveFailed.bind(this)
      );
    },
  },
  
  
  saveSucceeded: function() {
    // This bubbles up to PostRoute, assuming it is a parent of the child route
    this.send('modelShouldRefresh');
  },
  
  saveFailed: function() {
    // Whine.
  },
});

post_route.js

App.PostRoute = Ember.Route.extend({
  model: function(params) {
    return this.store.find('post', params.post_id);
  },
  
  actions: {
    modelShouldRefresh: function() {
      this.refresh();
    },
  },
});