ember-with-custom-events

application.controller.js

import Ember from 'ember';

export default Ember.Controller.extend({
  
  actions: {
    doSomethingWithRating: function () {
      console.log('action fired from rateitem event with args', arguments);
    }
  }
  
});

application.template.hbs

{{# rate-item action='doSomethingWithRating' }}{{/ rate-item }}

rate-item.component.js

import Ember from 'ember';

export default Ember.Component.extend({
  
  click: function( e ) {
    var rating = parseInt( e.target.getAttribute('data-rating') );
    this.sendAction( 'action', rating );
  }
  
});

rate-item.template.hbs

<a data-rating="1">&#9733;</a>
<a data-rating="2">&#9733;</a>
<a data-rating="3">&#9733;</a>
<a data-rating="4">&#9733;</a>
<a data-rating="5">&#9733;</a>

{{ yield }}

twiddle.json

{
  "version": "0.4.9",
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/1.13.9/ember.js",
    "ember-data": "https://cdnjs.cloudflare.com/ajax/libs/ember-data.js/1.13.11/ember-data.js",
    "ember-template-compiler": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/1.13.9/ember-template-compiler.js"
  }
}