/* 
 * WPaudio v3.1 (http://wpaudio.com)
 * by Todd Iceton (todd@wpaudio.com)
 *
 * Modified January 2012 by Wendy Cholbi (wendy@cholbi.com)
 * with code gleaned from the WordPress.org support forums:
 * 
 * http://bit.ly/y6UArf (WP user rahul286)
 * http://bit.ly/w2vG0H (WP user waffl)
 * http://bit.ly/xTnQWm (WP user Ursula (aka WP Gal))
 *
 * Converts an mp3 link to a simple player styled by HTML & CSS, powered by HTML5 with SoundManager2 Flash fallback
 *
 * Copyright 2010 Todd Iceton (email: todd@wpaudio.com)
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

_wpaudio.css={inline:{'.wpaudio-container':{display:'inline-block','font-family':'Sans-serif','line-height':1,'*display':'inline',zoom:1},'.wpaudio-container a':{color:_wpaudio.style.link_color,'text-decoration':'none'},'.wpaudio-container .wpaudio':{'font-family':_wpaudio.style.text_font,'font-size':_wpaudio.style.text_size,'font-weight':_wpaudio.style.text_weight,'letter-spacing':_wpaudio.style.text_letter_spacing},'.wpaudio-play':{margin:'0 5px 0 0',width:'14px',height:'13px',background:'#ccc','vertical-align':'baseline'},'.wpaudio-slide':{display:'none'},'.wpaudio-bar':{position:'relative',margin:'2px 0 0 19px',height:'5px','font-size':'1px',background:_wpaudio.style.bar_base_bg},'.wpaudio-bar-playable':{position:'absolute',top:0,left:0,right:'100%',height:'5px','z-index':11,background:_wpaudio.style.bar_load_bg},'.wpaudio-bar-position':{position:'absolute',top:0,left:0,right:'100%',height:'5px','z-index':12,background:_wpaudio.style.bar_position_bg},'.wpaudio-bar-click':{position:'absolute',top:0,left:0,right:0,width:'100%',height:'5px','z-index':13,cursor:'pointer'},'.wpaudio-meta':{margin:'3px 0 0 19px','font-size':'11px',color:_wpaudio.style.sub_color},'.wpaudio-download':{float:'right'}},head:{'.wpaudio-container a:visited':{color:_wpaudio.style.link_color},'.wpaudio-container a:hover':{color:_wpaudio.style.link_hover_color}}};(function(){var css='';jQuery.each(jQuery.extend({},_wpaudio.css.inline,_wpaudio.css.head),function(css_group,css_rules){css+=css_group+'{';jQuery.each(css_rules,function(css_item,css_value){css+=css_item+':'+css_value+';';});if(!css_rules.margin){css+='margin:0;';}
if(!css_rules.border){css+='border:0;';}
if(!css_rules.padding){css+='padding:0;';}
css+='}';});jQuery('head').append('<style type="text/css">'+css+'</style>');}());function Wpaudio(elem){this.elem=elem;var player;this.player=player;var getUrl=function(){return _wpaudio.enc[elem.id]?_wpaudio.enc[elem.id]:elem.href;};this.getUrl=getUrl;var isPlaying=function(){return player.isPlaying();};this.isPlaying=isPlaying;var play=function(){jQuery('.wpaudio-playing').each(function(i,v){v.wpaudio.pause();});player.play();jQuery(elem).addClass('wpaudio-playing').parent().find('.wpaudio-slide:hidden').slideDown();};this.play=play;var pause=function(){player.pause();jQuery(elem).removeClass('wpaudio-playing');};this.pause=pause;var seek=function(percent){if(!isPlaying()){play();}
player.seek(percent);};this.seek=seek;var updateDisplay=function(){var info=player.getInfo();var button_url=(info.is_playing)?_wpaudio.url+'/wpaudio-pause.png':_wpaudio.url+'/wpaudio-play.png';if(button_url!==jQuery(elem).children('.wpaudio-play').attr('src')){jQuery(elem).children('.wpaudio-play').attr('src',button_url);}
jQuery(elem).parent().find('.wpaudio-bar-position').css({left:String((info.playable_start/info.duration)||0)+'%',width:String((info.position-info.playable_start)/info.duration*100||0)+'%'});jQuery(elem).parent().find('.wpaudio-bar-playable').css({left:String((info.playable_start/info.duration)||0)+'%',width:String((info.playable_end-info.playable_start)/info.duration*100||0)+'%'});var min=Math.floor(info.position/60);var sec=Math.floor(info.position%60);var time_string=min+':';if(sec<10){time_string+='0';}
time_string+=sec;jQuery(elem).parent().find('.wpaudio-position').text(time_string);};this.updateDisplay=updateDisplay;var slider='<div class="wpaudio-slide">'+'<div class="wpaudio-bar">'+'<div class="wpaudio-bar-playable"></div>'+'<div class="wpaudio-bar-position"></div>'+'<div class="wpaudio-bar-click"></div>'+'</div>'+'<div class="wpaudio-meta">'+
String(jQuery(elem).hasClass('wpaudio-nodl')?'':'<a class="wpaudio-download" href="'+elem.href+'">Download</a>')+'<div class="wpaudio-position"></div>'+'</div>'+'</div>';jQuery(elem).click(function(){if(isPlaying()){pause();}
else{play();}
jQuery(this).blur();return false;}).prepend('<img class="wpaudio-play" src="'+_wpaudio.url+'/wpaudio-play.png"/>').wrap('<span class="wpaudio-container"></span>').after(slider);jQuery(elem).parent().children('.wpaudio-slide').width(jQuery(elem).width());jQuery(elem).parent().find('.wpaudio-bar-click').mouseup(function(e){if(e.pageX){var percent=(e.pageX-jQuery(this).offset().left)/jQuery(this).width();seek(percent);}});player=new this.Player(this);}
function WpaudioHTML5(parent){var player=document.createElement('audio');this.player=player;this.parent=parent;player.src=parent.getUrl();player.volume=1;player.preload="none";jQuery(player).bind('play pause ended timeupdate progress canplaythrough',parent.updateDisplay);var isPlaying=function(){return!player.paused;};this.isPlaying=isPlaying;var getInfo=function(){var pos,dur,start,end;try{pos=player.currentTime;dur=player.duration;start=player.buffered.start(0);end=player.buffered.end(0);}
catch(e){pos=0;dur=0;start=0;end=0;}
return{is_playing:isPlaying(),position:pos,duration:dur,playable_start:start,playable_end:end};};this.getInfo=getInfo;var play=function(){player.play();};this.play=play;this.pause=function(){player.pause();};this.seek=function(fraction){player.currentTime=player.duration*fraction;};return this;}
function WpaudioSM2(par){var that=this,player,parent;this.player=player;this.parent=parent;this.parent=par;this.player=soundManager.createSound({id:(par.elem.id&&jQuery('#'+par.elem.id).length===1)?par.elem.id:'wpaudio-'+String(Math.random()).split('.')[1]+String((new Date()).getTime()),url:par.getUrl(),onplay:par.updateDisplay,onresume:par.updateDisplay,onpause:par.updateDisplay,onfinish:par.updateDisplay,whileplaying:par.updateDisplay,whileloading:par.updateDisplay,volume:100});var isPlaying=function(){return!(that.player.paused||that.player.playState===0);};this.isPlaying=isPlaying;var getInfo=function(){return{is_playing:isPlaying(),position:that.player.position/1000||0,duration:(((that.player.bytesLoaded==that.player.bytesTotal)?that.player.duration:that.player.durationEstimate)/1000)||0,playable_start:0,playable_end:((that.player.bytesLoaded/that.player.bytesTotal)*that.player.duration)/1000||0};};this.getInfo=getInfo;var play=function(){that.player.togglePause();};this.play=play;this.pause=function(){that.player.togglePause();};this.seek=function(fraction){if(!isPlaying()){play();}
that.player.setPosition(((that.player.bytesLoaded==that.player.bytesTotal)?that.player.duration:that.player.durationEstimate)*fraction);};return this;}
function wpaudioReady(){jQuery.each(_wpaudio.css.inline,function(css_group,css_rules){jQuery(css_group).css(css_rules);if(!css_rules.margin){jQuery(css_group).css('margin',0);}
if(!css_rules.border){jQuery(css_group).css('border',0);}
if(!css_rules.padding){jQuery(css_group).css('padding',0);}});if(jQuery('.wpaudio-autoplay:first').length){jQuery('.wpaudio-autoplay:first')[0].wpaudio.play();}}
jQuery(document).ready(function(){var wpaudio_selector='.wpaudio, .wpaudio-autoplay';if(_wpaudio.convert_mp3_links){jQuery('a[href$=".mp3"]').addClass('wpaudio');}
var _wpaudio_html5=document.createElement('audio');if(!!(_wpaudio_html5.canPlayType&&_wpaudio_html5.canPlayType('audio/mpeg;').replace(/no/,''))){Wpaudio.prototype.Player=WpaudioHTML5;jQuery(wpaudio_selector).each(function(i,v){v.wpaudio=new Wpaudio(v);});wpaudioReady();}
else{if(typeof soundManager!=='object'){jQuery.getScript(_wpaudio.url+'/sm2/soundmanager2-nodebug-jsmin.js',function(){if(typeof soundManager==='object'){soundManager.debugMode=false;soundManager.url=_wpaudio.url+'/sm2/';soundManager.nullURL='about:blank';soundManager.useHighPerformance=true;soundManager.useFastPolling=false;soundManager.waitForWindowLoad=false;soundManager.onready(function(){jQuery(wpaudio_selector).each(function(i,v){v.wpaudio=new Wpaudio(v);});wpaudioReady();});}});}
Wpaudio.prototype.Player=WpaudioSM2;}});(function(){var play=new Image(),pause=new Image();play.src=_wpaudio.url+'/wpaudio-play.png';jQuery(play).load(function(){pause.src=_wpaudio.url+'/wpaudio-pause.png';});}());