function setInnerText(element,text){if(void 0===element)return!1;var textProperty="innerText"in element?"innerText":"textContent";element[textProperty]=text}videojs.Youtube=videojs.MediaTechController.extend({init:function(player,options,ready){if(videojs.MediaTechController.call(this,player,options,ready),this.features.progressEvents=!1,this.features.timeupdateEvents=!1,"undefined"!=typeof options.source)for(var key in options.source)player.options()[key]=options.source[key];this.userQuality=videojs.Youtube.convertQualityName(player.options().quality),this.player_=player,this.player_el_=document.getElementById(player.id()),this.player_el_.className+=" vjs-youtube",this.qualityButton=document.createElement("div"),this.qualityButton.setAttribute("class","vjs-quality-button vjs-menu-button vjs-control"),this.qualityButton.setAttribute("tabindex",0);var qualityContent=document.createElement("div");this.qualityButton.appendChild(qualityContent),this.qualityTitle=document.createElement("span"),qualityContent.appendChild(this.qualityTitle);var qualityMenu=document.createElement("div");qualityMenu.setAttribute("class","vjs-menu"),this.qualityButton.appendChild(qualityMenu),this.qualityMenuContent=document.createElement("ul"),this.qualityMenuContent.setAttribute("class","vjs-menu-content"),qualityMenu.appendChild(this.qualityMenuContent),this.id_=this.player_.id()+"_youtube_api",this.el_=videojs.Component.prototype.createEl("iframe",{id:this.id_,className:"vjs-tech",scrolling:"no",marginWidth:0,marginHeight:0,frameBorder:0,webkitAllowFullScreen:"true",mozallowfullscreen:"true",allowFullScreen:"true"}),this.iframeblocker=videojs.Component.prototype.createEl("div",{className:"iframeblocker"});var self=this;if(this.toggleOnClick=!!this.player_.options().toggleOnClick,this.toggleOnClick){var togglePlayback=function(){self.paused()?self.play():self.pause()};this.iframeblocker.addEventListener("click",togglePlayback)}else{var toggleActivity=function(){self.player_.userActive(self.player_.userActive()===!0?!1:!0)};this.iframeblocker.addEventListener("click",toggleActivity)}this.iframeblocker.addEventListener("mousemove",function(e){self.player_.userActive()||self.player_.userActive(!0),e.stopPropagation(),e.preventDefault()}),this.iframeblocker.addEventListener("tap",function(){self.player_.userActive(self.player_.userActive()===!0?!1:!0)}),!this.player_.options().ytcontrols,this.player_el_.insertBefore(this.iframeblocker,this.player_el_.firstChild),this.player_el_.insertBefore(this.el_,this.iframeblocker),this.parseSrc(player.options().src),this.playOnReady=this.player_.options().autoplay||!1,this.forceSSL=this.player_.options().forceSSL||!0;var params={enablejsapi:1,iv_load_policy:3,playerapiid:this.id(),disablekb:1,wmode:"transparent",controls:this.player_.options().ytcontrols?1:0,html5:this.player_.options().forceHTML5?1:null,playsinline:this.player_.options().playsInline?1:0,showinfo:0,modestbranding:1,rel:0,autoplay:this.playOnReady?1:0,loop:this.player_.options().loop?1:0,list:this.playlistId,vq:this.userQuality};for(var prop in params)!params.hasOwnProperty(prop)||"undefined"!=typeof params[prop]&&null!==params[prop]||delete params[prop];if(this.forceSSL||"file:"!=window.location.protocol?this.el_.src="https://www.youtube.com/embed/"+this.videoId+"?"+videojs.Youtube.makeQueryString(params):(params.origin=window.location.protocol+"//"+window.location.host,this.el_.src=window.location.protocol+"//www.youtube.com/embed/"+this.videoId+"?"+videojs.Youtube.makeQueryString(params)),player.ready(function(){var controlBar=self.player_el_.getElementsByClassName("vjs-control-bar")[0];controlBar.appendChild(self.qualityButton),self.playOnReady&&!self.player_.options().ytcontrols&&("undefined"!=typeof self.player_.loadingSpinner&&self.player_.loadingSpinner.show(),"undefined"!=typeof self.player_.bigPlayButton&&self.player_.bigPlayButton.hide())}),this.player_.options().ytcontrols?this.player_.controls(!1):this.player_.poster()||(null==this.videoId?this.iframeblocker.style.backgroundColor="black":setTimeout(function(){var posterEl=self.player_el_.getElementsByClassName("vjs-poster")[0];posterEl.style.backgroundImage="url(https://img.youtube.com/vi/"+self.videoId+"/0.jpg)",posterEl.style.display=""},100)),videojs.Youtube.apiReady)this.loadYoutube();else if(videojs.Youtube.loadingQueue.push(this),!videojs.Youtube.apiLoading){var tag=document.createElement("script");tag.onerror=function(e){self.onError(e)},tag.src=this.forceSSL||"file:"===window.location.protocol?"https://www.youtube.com/iframe_api":"//www.youtube.com/iframe_api";var firstScriptTag=document.getElementsByTagName("script")[0];firstScriptTag.parentNode.insertBefore(tag,firstScriptTag),videojs.Youtube.apiLoading=!0}this.on("dispose",function(){this.el_.parentNode.removeChild(this.el_),this.iframeblocker.parentNode.removeChild(this.iframeblocker),this.qualityButton.parentNode.removeChild(this.qualityButton),"undefined"!=typeof this.player_.loadingSpinner&&this.player_.loadingSpinner.hide(),"undefined"!=typeof this.player_.bigPlayButton&&this.player_.bigPlayButton.hide()})}}),videojs.Youtube.prototype.parseSrc=function(src){if(this.srcVal=src,src){var regId=/^.*(youtu.be\/|v\/|u\/\w\/|embed\/|watch\?v=|\&v=)([^#\&\?]*).*/,match=src.match(regId);this.videoId=match&&11==match[2].length?match[2]:null;var regPlaylist=/[?&]list=([^#\&\?]+)/;match=src.match(regPlaylist),null!=match&&match.length>1?this.playlistId=match[1]:this.playlistId&&delete this.playlistId;var regVideoQuality=/[?&]vq=([^#\&\?]+)/;match=src.match(regVideoQuality),null!=match&&match.length>1&&(this.userQuality=match[1])}},videojs.Youtube.prototype.src=function(src){return src&&(this.parseSrc(src),null==this.videoId?(this.iframeblocker.style.backgroundColor="black",this.iframeblocker.style.display="block"):(this.player_.options().autoplay?this.ytplayer.loadVideoById({videoId:this.videoId,suggestedQuality:this.userQuality}):this.ytplayer.cueVideoById({videoId:this.videoId,suggestedQuality:this.userQuality}),this.player_el_.getElementsByClassName("vjs-poster")[0].style.backgroundImage="url(https://img.youtube.com/vi/"+this.videoId+"/0.jpg)",this.iframeblocker.style.backgroundColor="",this.iframeblocker.style.display="",this.player_.poster("https://img.youtube.com/vi/"+this.videoId+"/0.jpg"))),this.srcVal},videojs.Youtube.prototype.load=function(){},videojs.Youtube.prototype.play=function(){null!=this.videoId&&(this.player_.options().ytcontrols||this.player_.trigger("waiting"),this.isReady_?this.ytplayer.playVideo():this.playOnReady=!0)},videojs.Youtube.prototype.pause=function(){this.ytplayer.pauseVideo()},videojs.Youtube.prototype.paused=function(){return this.ytplayer?this.lastState!==YT.PlayerState.PLAYING&&this.lastState!==YT.PlayerState.BUFFERING:!0},videojs.Youtube.prototype.currentTime=function(){return this.ytplayer&&this.ytplayer.getCurrentTime?this.ytplayer.getCurrentTime():0},videojs.Youtube.prototype.setCurrentTime=function(seconds){this.ytplayer.seekTo(seconds,!0),this.player_.trigger("timeupdate")},videojs.Youtube.prototype.duration=function(){return this.ytplayer&&this.ytplayer.getDuration?this.ytplayer.getDuration():0},videojs.Youtube.prototype.currentSrc=function(){return this.srcVal},videojs.Youtube.prototype.volume=function(){return this.ytplayer&&isNaN(this.volumeVal)&&(this.volumeVal=this.ytplayer.getVolume()/100),this.volumeVal},videojs.Youtube.prototype.setVolume=function(percentAsDecimal){percentAsDecimal&&percentAsDecimal!=this.volumeVal&&(this.ytplayer.setVolume(100*percentAsDecimal),this.volumeVal=percentAsDecimal,this.player_.trigger("volumechange"))},videojs.Youtube.prototype.muted=function(){return this.mutedVal},videojs.Youtube.prototype.setMuted=function(muted){muted?this.ytplayer.mute():this.ytplayer.unMute(),this.mutedVal=muted,this.player_.trigger("volumechange")},videojs.Youtube.prototype.buffered=function(){if(this.ytplayer&&this.ytplayer.getVideoBytesLoaded){var loadedBytes=this.ytplayer.getVideoBytesLoaded(),totalBytes=this.ytplayer.getVideoBytesTotal();if(!loadedBytes||!totalBytes)return 0;var duration=this.ytplayer.getDuration(),secondsBuffered=loadedBytes/totalBytes*duration,secondsOffset=this.ytplayer.getVideoStartBytes()/totalBytes*duration;return videojs.createTimeRange(secondsOffset,secondsOffset+secondsBuffered)}return videojs.createTimeRange(0,0)},videojs.Youtube.prototype.supportsFullScreen=function(){return!0},videojs.Youtube.isSupported=function(){return!0},videojs.Youtube.canPlaySource=function(srcObj){return"video/youtube"==srcObj.type},videojs.Youtube.canControlVolume=function(){return!0},videojs.Youtube.loadingQueue=[],videojs.Youtube.prototype.loadYoutube=function(){this.ytplayer=new YT.Player(this.id_,{events:{onReady:function(e){e.target.vjsTech.onReady()},onStateChange:function(e){e.target.vjsTech.onStateChange(e.data)},onPlaybackQualityChange:function(e){e.target.vjsTech.onPlaybackQualityChange(e.data)},onError:function(e){e.target.vjsTech.onError(e.data)}}}),this.ytplayer.vjsTech=this},videojs.Youtube.makeQueryString=function(args){var array=[];for(var key in args)args.hasOwnProperty(key)&&array.push(encodeURIComponent(key)+"="+encodeURIComponent(args[key]));return array.join("&")},window.onYouTubeIframeAPIReady=function(){for(var yt;yt=videojs.Youtube.loadingQueue.shift();)yt.loadYoutube();videojs.Youtube.loadingQueue=[],videojs.Youtube.apiReady=!0},videojs.Youtube.prototype.onReady=function(){this.isReady_=!0,this.triggerReady(),this.iframeblocker.style.display="","undefined"!=typeof this.player_.loadingSpinner&&this.player_.loadingSpinner.hide(),this.player_.options().muted&&this.setMuted(!0),this.playOnReady&&(this.playOnReady=!1,this.play())},videojs.Youtube.prototype.updateQualities=function(){var qualities=this.ytplayer.getAvailableQualityLevels(),self=this;if(0==qualities.length)this.qualityButton.style.display="none";else{for(this.qualityButton.style.display="";this.qualityMenuContent.hasChildNodes();)this.qualityMenuContent.removeChild(this.qualityMenuContent.lastChild);for(var i=0;i<qualities.length;++i){var el=document.createElement("li");el.setAttribute("class","vjs-menu-item"),setInnerText(el,videojs.Youtube.parseQualityName(qualities[i])),el.setAttribute("data-val",qualities[i]),qualities[i]==this.quality&&videojs.Youtube.addClass(el,"vjs-selected"),el.addEventListener("click",function(){var quality=this.getAttribute("data-val");self.ytplayer.setPlaybackQuality(quality),setInnerText(self.qualityTitle,videojs.Youtube.parseQualityName(quality));var selected=self.qualityMenuContent.querySelector(".vjs-selected");selected&&videojs.Youtube.removeClass(selected,"vjs-selected"),videojs.Youtube.addClass(this,"vjs-selected")}),this.qualityMenuContent.appendChild(el)}}},videojs.Youtube.prototype.onStateChange=function(state){if(state!=this.lastState){switch(state){case-1:this.player_.trigger("durationchange");break;case YT.PlayerState.ENDED:this.player_.options().ytcontrols||(this.player_el_.getElementsByClassName("vjs-poster")[0].style.display="block","undefined"!=typeof this.player_.bigPlayButton&&this.player_.bigPlayButton.show()),this.player_.trigger("ended");break;case YT.PlayerState.PLAYING:"undefined"!=typeof this.player_.bigPlayButton&&this.player_.bigPlayButton.hide(),this.updateQualities(),this.player_.trigger("timeupdate"),this.player_.trigger("durationchange"),this.player_.trigger("playing"),this.player_.trigger("play");break;case YT.PlayerState.PAUSED:this.player_.trigger("pause");break;case YT.PlayerState.BUFFERING:this.player_.trigger("timeupdate"),this.player_.options().ytcontrols||this.player_.trigger("waiting");break;case YT.PlayerState.CUED:}this.lastState=state}},videojs.Youtube.convertQualityName=function(name){switch(name){case"144p":return"tiny";case"240p":return"small";case"360p":return"medium";case"480p":return"large";case"720p":return"hd720";case"1080p":return"hd1080"}return name},videojs.Youtube.parseQualityName=function(name){switch(name){case"tiny":return"144p";case"small":return"240p";case"medium":return"360p";case"large":return"480p";case"hd720":return"720p";case"hd1080":return"1080p"}return name},videojs.Youtube.prototype.onPlaybackQualityChange=function(quality){switch(this.quality=quality,setInnerText(this.qualityTitle,videojs.Youtube.parseQualityName(quality)),quality){case"medium":this.player_.videoWidth=480,this.player_.videoHeight=360;break;case"large":this.player_.videoWidth=640,this.player_.videoHeight=480;break;case"hd720":this.player_.videoWidth=960,this.player_.videoHeight=720;break;case"hd1080":this.player_.videoWidth=1440,this.player_.videoHeight=1080;break;case"highres":this.player_.videoWidth=1920,this.player_.videoHeight=1080;break;case"small":this.player_.videoWidth=320,this.player_.videoHeight=240;break;case"tiny":this.player_.videoWidth=144,this.player_.videoHeight=108;break;default:this.player_.videoWidth=0,this.player_.videoHeight=0}this.player_.trigger("ratechange")},videojs.Youtube.prototype.onError=function(error){this.player_.error=error,this.player_.trigger("error"),(100==error||101==error||150==error)&&(this.player_.bigPlayButton.hide(),this.player_.loadingSpinner.hide(),this.player_.posterImage.hide(),this.iframeblocker.style.display="")},videojs.Youtube.addClass=function(element,classToAdd){-1==(" "+element.className+" ").indexOf(" "+classToAdd+" ")&&(element.className=""===element.className?classToAdd:element.className+" "+classToAdd)},videojs.Youtube.removeClass=function(element,classToRemove){var classNames,i;if(-1!=element.className.indexOf(classToRemove)){for(classNames=element.className.split(" "),i=classNames.length-1;i>=0;i--)classNames[i]===classToRemove&&classNames.splice(i,1);element.className=classNames.join(" ")}},function(){var style=document.createElement("style");style.type="text/css";var css="   .vjs-youtube .vjs-poster { background-size: cover; }  .vjs-poster, .vjs-loading-spinner, .vjs-big-play-button, .vjs-text-track-display{ pointer-events: none !important; }  .iframeblocker { display:none;position:absolute;top:0;left:0;width:100%;height:100%;z-index:2; }  .vjs-youtube.vjs-user-inactive .iframeblocker { display:block; }   .vjs-quality-button > div:first-child > span:first-child { position:relative;top:7px }  ";setInnerText(style,css),document.getElementsByTagName("head")[0].appendChild(style)}();