(function ($) {
	var id = '#jquery_jplayer', 
		
		wrapper, songs, oggs, matches,
		playItem = 0, 
		playlist = [], oggFiles = 0,
		
		playTime, totalTime, 
		bNext, bPrev, bPlay, bPause,
		
		nowPlaying, doOgg = false,
		
		AUTOPLAY = false;

	function playlistInit() {
		if (AUTOPLAY) {
			playlistChange(playItem);
		} else {
			playlistConfig(playItem);
		}
	}
 
	function playlistConfig(index) {	
		var track = playlist[index], meta;	
		
		meta = ['<span>&#8220;', track.song, '&#8221;</span>',
		'' !== track.album ? (' from <em>' + track.album + '</em> ') : '', 
		'by ', track.artist].join('');
		nowPlaying.html(meta);	

		playItem = index;
		
		if (doOgg) {
			$(id).jPlayer('setFile', '', playlist[playItem].source);		
		} else {
			$(id).jPlayer('setFile', playlist[playItem].source, '');		
		}
	}
 
	function playlistChange(index) {
		playlistConfig(index);
		$(id).jPlayer('play');
	}
 
	function playlistNext() {
		var index = (playItem + 1 < playlist.length) ? playItem + 1 : 0;
		playlistChange(index);
	}
 
	function playlistPrev() {
		var index = (playItem - 1 >= 0) ? playItem - 1 : playlist.length - 1;
		playlistChange(index);
	}
	
	function doProgress(loadPercent, playedPercentRelative, playedPercentAbsolute, playedTime, tTime) {
		playTime.text($.jPlayer.convertTime(playedTime));
		totalTime.text($.jPlayer.convertTime(tTime));				
	}
	
	function doComplete() {
		playlistNext();	
	}

	function doPrev() {
		playlistPrev();
		$(this).blur();
		return false;	
	}
	
	function doNext() {
		playlistNext();
		$(this).blur();
		return false;	
	} 

	function maybe_decode(file) {
		var fileName, path, parts = [];
	
		if (file.indexOf('.mp3') === -1 || file.indexOf('.ogg') === -1) {
			if (file.indexOf('/') > -1) {
				parts = file.split('/');
				fileName = Base64.decode(parts[parts.length - 1]);
				parts.pop();
				parts.push(fileName);
				file = parts.join('/');			
			} else {
				file = Base64.decode(file);
			}
		}
		
		if (file.indexOf('http://') === -1) {
			file = 'http://' + window.location.host + decodeURIComponent(file);
		}
		
		return file;
	}

	function playsMP3() {
		var a = document.createElement('audio'); 
		return !!(a.canPlayType && a.canPlayType('audio/mpeg;').replace(/no/, ''));
	}
	
	function playsOgg() {
		var a = document.createElement('audio'); 
		return !!(a.canPlayType && a.canPlayType('audio/ogg; codecs="vorbis"').replace(/no/, ''));	
	}

	$(document).ready(function () {
		wrapper = $('.audio-playlist');
		songs = wrapper.find('.haudio');
		oggs = wrapper.find('a[type="audio/ogg"]');
		matches = songs.length === oggs.length;
		doOgg = matches && playsOgg();
		
		nowPlaying = $('#now-playing');
		
		songs.each(function () {
			var elem = $(this), audioFile, mp3, ogg;
			
			ogg = elem.find('a[type="audio/ogg"]');			
			mp3 = elem.find('a[type="audio/mpeg"]');
			
			if (playsMP3()) {
				audioFile = mp3.attr('href');
			} else if (doOgg) {
				audioFile = ogg.attr('href');		
			} 
			
			if (!audioFile) {
				audioFile = mp3.attr('href');			
			}
			
			playlist.push({
				song : elem.find('.fn').eq(0).text(),
				album: elem.find('.album').text(),
				artist: elem.find('.org').text(),
				source: maybe_decode(audioFile)
			});
			
			elem.click(function () {
				playlistChange(songs.index(this));
			});
		});
	 	
		// Local copy of jQuery selectors, for performance
		playTime = $("#jplayer_play_time");
		totalTime = $("#jplayer_total_time");
		bNext = $('#jplayer_next');
		bPrev = $('#jplayer_previous');
		bPlay = $('#jplayer_play');
		bPause = $('#jplayer_pause');		
	 
		$(id)
			.jPlayer({
				swfPath: 'http://' + window.location.host + '/wp-content/plugins/audio/js/',
				preload: 'none',
				ready: function () {
					playlistInit();										
				},
				errorAlerts: true,
				warningAlerts: true,
				// Safari 5 breaks, hopefully will fix in future release
				nativeSupport: !((Object.hasOwnProperty.call(navigator, 'vendor') && 
					navigator.vendor.indexOf('Apple') > -1) && 
					navigator.appVersion.indexOf('5.') > -1 &&
					navigator.appVersion.indexOf('iPhone') === -1
				),
				oggSupport: doOgg
			})
			.jPlayer('onProgressChange', doProgress)
			.jPlayer('onSoundComplete', doComplete);
	 
		bPrev.click(doPrev);
		bNext.click(doNext);
		
		window.doOgg = doOgg;
	});
}(jQuery))