JPlayerDuckPunch.coffee

top = this
top.logJPlayerCreate ?= true
top.logJPlayerPublishCreate ?= true
top.logAllJPlayerEvents ?= false


do ($ = jQuery) ->
  if !$.subscribe
    o = $({})
    $.subscribe = ->
      o.on.apply o, arguments
    $.unsubscribe = ->
      o.off.apply o, arguments
    $.publish = ->
      o.trigger.apply o, arguments


_extends = (child, parent) ->
  for own key, value of parent
    child[key] = value
  ctor = -> 
    @constructor = child
    @
  ctor.prototype = parent.prototype
  child.prototype = new ctor
  child.__super__ = parent.prototype
  child


initEventPublishing = (jpe) ->
  for own evKey, evName of jQuery.jPlayer.event
    if top.logJPlayerPublishCreate
      console.log("creating publish handler on #{jpe.attr('id')} for /jplayer/#{evKey}")
    data =
      key: evKey
      name: evName
      jq: jpe
    handler = (event) ->
      if top.logAllJPlayerEvents
        console.groupCollapsed("#{event.data.jq.attr('id')} #{event.data.key}")
        console.log("jPlayer:")
        console.dir(event.jPlayer)
        console.log("data:")
        console.dir(event.data)
        console.groupEnd()
      $.publish "/jplayer/#{event.data.key}", [event.jPlayer, event.data, event]
    jpe.on evName, data, handler


originalJPlayer = top.jQuery.jPlayer

JPlayerDuckPunch = (options, element) ->
  options ||= {}
  
  if top.logJPlayerCreate
    console.groupCollapsed(element.id)
    console.log("JPlayerDuckPunch")
    console.log("options:")
    console.dir(options)
    console.log("element:")
    console.dir(element)
  
  dpopt = jQuery.extend({}, options)
  dpopt['solution'] = 'html, flash'
  originalReady = options['ready'] || ->
  dpopt['ready'] = ->
    jpe = $(this);
    console.log("jPlayer ready handler for #{jpe.attr('id')}") if top.logJPlayerCreate
    initEventPublishing(jpe)
    console.log("calling original ready handler...") if top.logJPlayerCreate
    originalReady.apply(this, arguments)
  
  if top.logJPlayerCreate
    console.log("modified options:")
    console.dir(dpopt)
    console.groupEnd()
  
  originalJPlayer.apply(this, [dpopt, element])

JPlayerDuckPunch::options.emulateHtml = true
JPlayerDuckPunch::options.solution = 'html, flash'
JPlayerDuckPunch::options.supplied = "m4a, mp3"
JPlayerDuckPunch::options.preload = "auto"
JPlayerDuckPunch::options.errorAlerts = true
JPlayerDuckPunch::options.warningAlerts = true
JPlayerDuckPunch::compatibleEvents = [
  'error', 'warning', 'loadstart', 'progress', 'timeupdate',
  'play', 'pause', 'ended', 'seeking', 'seeked', 'volumechange'
]
JPlayerDuckPunch::coreEvents = [
  'playing', 'timeupdate', 'loadedmetadata', 'canplaythrough', 
  'progress', 'seeked', 'ended', 'error'
]


top.jQuery.jPlayer = _extends(JPlayerDuckPunch, originalJPlayer)