Using plupload with emberjs

gistfile1.coffee

App.Forms.ImageUploader = Ember.View.extend
  classNames: ['ember-image-uploader']
  controller: null
  didInsertElement: ->
    controller =  @get('controller')
    if controller.get('imageUploadUrl')
      @initUploader()
    else
      @get('controller').addObserver 'imageUploadUrl', =>
        if @get('controller.imageUploadUrl')
          @get('controller').removeObserver('imageUploadUrl')
          @initUploader()

  initUploader: ->
    controller = @get('controller')
    @$().pluploadQueue
      runtimes: "html5, html4, flash, silverlight"
      url: controller.get('imageUploadUrl')
      max_file_size: "10mb"
      # chunk_size: "1mb"
      unique_names: true
      browse_button: 'Add files'
      multipart: true
      multipart_params:
        'authenticity_token' : App.Helpers.getCSRFToken()
      filters:
        [
          title: "Image files"
          extensions: "jpg,gif,png,jpeg"
        ]
      flash_swf_url: "/assets/plupload/plupload.flash.swf"
      silverlight_xap_url: "/assets/plupload/plupload.silverlight.xap"
      init:
        FileUploaded: (upload, file, info) ->
          controller.imageUploaded(upload, file, info)
        Error: (upload, args) ->
          throw {
            type: "Upload Error"
            upload: upload
            arguments: args
          }