chrism/jsbin.puqoy.html

## jsbin.puqoy.html
<!DOCTYPE html>
<html>
<head>
<meta name="description" content="Ember mapBy Example" />
<meta charset="utf-8">
<title>Ember mapBy Example</title>
  <link rel="stylesheet" href="http://cdnjs.cloudflare.com/ajax/libs/normalize/2.1.0/normalize.css">
  <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>
  <script src="http://builds.handlebarsjs.com.s3.amazonaws.com/handlebars-v1.3.0.js"></script>
  <script src="http://builds.emberjs.com/ember-latest.js"></script>
  <script src="http://builds.emberjs.com/ember-data-latest.js"></script>
  <script src="http://cdnjs.cloudflare.com/ajax/libs/jquery-mockjax/1.5.3/jquery.mockjax.min.js"></script>
</head>
<body>

  <script type="text/x-handlebars" data-template-name="application">
    <p>{{value}}</p>
    <p>{{returnMap}}</p>
</script>

</body>
</html>

## jsbin.puqoy.js
App = Ember.Application.create({});

App.ApplicationController = Ember.Controller.extend({
  value: "returns array in uuid format",

  returnMap: function() {
    var originalArray = [
            {
                "image": {
                    "uuid": "8dc22a0a-06f9-45fa-812c-c0fe66628c44",
                    "state": "complete",
                    "source": "url",
                    "source_url": "http://alltheyoungpunks09.files.wordpress.com/2011/11/thee-oh-sees-kelly-o-1.jpg"
                }
            },
            {
                "image": {
                    "uuid": "3eaebaaa-b05e-429a-be8f-45851e030c40",
                    "state": "complete",
                    "source": "url",
                    "source_url": "http://alltheyoungpunks09.files.wordpress.com/2011/11/thee-oh-sees-kelly-o-1.jpg"
                }
            }
        ]

    var newArray = originalArray.mapBy('image.uuid','uuid');
    return JSON.stringify(newArray);
  }.property()
});
	<!DOCTYPE html>
	<html>
	<head>
	<meta name="description" content="Ember mapBy Example" />
	<meta charset="utf-8">
	<title>Ember mapBy Example</title>
	<link rel="stylesheet" href="http://cdnjs.cloudflare.com/ajax/libs/normalize/2.1.0/normalize.css">
	<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>
	<script src="http://builds.handlebarsjs.com.s3.amazonaws.com/handlebars-v1.3.0.js"></script>
	<script src="http://builds.emberjs.com/ember-latest.js"></script>
	<script src="http://builds.emberjs.com/ember-data-latest.js"></script>
	<script src="http://cdnjs.cloudflare.com/ajax/libs/jquery-mockjax/1.5.3/jquery.mockjax.min.js"></script>
	</head>
	<body>

	<script type="text/x-handlebars" data-template-name="application">
	<p>{{value}}</p>
	<p>{{returnMap}}</p>
	</script>

	</body>
	</html>
	App = Ember.Application.create({});

	App.ApplicationController = Ember.Controller.extend({
	value: "returns array in uuid format",

	returnMap: function() {
	var originalArray = [
	{
	"image": {
	"uuid": "8dc22a0a-06f9-45fa-812c-c0fe66628c44",
	"state": "complete",
	"source": "url",
	"source_url": "http://alltheyoungpunks09.files.wordpress.com/2011/11/thee-oh-sees-kelly-o-1.jpg"
	}
	},
	{
	"image": {
	"uuid": "3eaebaaa-b05e-429a-be8f-45851e030c40",
	"state": "complete",
	"source": "url",
	"source_url": "http://alltheyoungpunks09.files.wordpress.com/2011/11/thee-oh-sees-kelly-o-1.jpg"
	}
	}
	]

	var newArray = originalArray.mapBy('image.uuid','uuid');
	return JSON.stringify(newArray);
	}.property()
	});