mangreen/Youtube Get Current Second Api Demo.

## Youtube Get Current Second Api Demo.
<!DOCTYPE html>
<html>
  <body>
    <!-- 1. The <iframe> (and video player) will replace this <div> tag. -->
    <div id="player"></div>
    <div>Current Time: <span id="time"></span></div>

    <script>
      // 2. This code loads the IFrame Player API code asynchronously.
      var tag = document.createElement('script');

      tag.src = "https://www.youtube.com/iframe_api";
      var firstScriptTag = document.getElementsByTagName('script')[0];
      firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);

      // 3. This function creates an <iframe> (and YouTube player)
      //    after the API code downloads.
      var player;
      var videotime = 0;
      function onYouTubeIframeAPIReady() {
        player = new YT.Player('player', {
          height: '390',
          width: '640',
          videoId: 'M7lc1UVf-VE',
          events: {
            'onReady': onPlayerReady,
            'onStateChange': onPlayerStateChange
          }
        });
      }

      // 4. The API will call this function when the video player is ready.
      function onPlayerReady(event) {
        event.target.playVideo();
        function updateTime() {
          var oldTime = videotime;
          if(player && player.getCurrentTime) {
            videotime = player.getCurrentTime();

            console.log(videotime);
            document.getElementById("time").innerHTML = videotime;
          }
          if(videotime !== oldTime) {
            onProgress(videotime);
          }
        }
        timeupdater = setInterval(updateTime, 100);
      }

      // when the time changes, this will be called.
      function onProgress(currentTime) {
        if(currentTime > 20) {
          console.log("the video reached 20 seconds!");
        }
      }

      // 5. The API calls this function when the player's state changes.
      //    The function indicates that when playing a video (state=1),
      //    the player should play for six seconds and then stop.
      var done = false;
      function onPlayerStateChange(event) {
        if (event.data == YT.PlayerState.PLAYING && !done) {
          setTimeout(stopVideo, 6000);
          done = true;
        }
      }
      function stopVideo() {
        player.stopVideo();
      }
    </script>
  </body>
</html>
	<!DOCTYPE html>
	<html>
	<body>
	<!-- 1. The <iframe> (and video player) will replace this <div> tag. -->
	<div id="player"></div>
	<div>Current Time: <span id="time"></span></div>

	<script>
	// 2. This code loads the IFrame Player API code asynchronously.
	var tag = document.createElement('script');

	tag.src = "https://www.youtube.com/iframe_api";
	var firstScriptTag = document.getElementsByTagName('script')[0];
	firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);

	// 3. This function creates an <iframe> (and YouTube player)
	// after the API code downloads.
	var player;
	var videotime = 0;
	function onYouTubeIframeAPIReady() {
	player = new YT.Player('player', {
	height: '390',
	width: '640',
	videoId: 'M7lc1UVf-VE',
	events: {
	'onReady': onPlayerReady,
	'onStateChange': onPlayerStateChange
	}
	});
	}

	// 4. The API will call this function when the video player is ready.
	function onPlayerReady(event) {
	event.target.playVideo();
	function updateTime() {
	var oldTime = videotime;
	if(player && player.getCurrentTime) {
	videotime = player.getCurrentTime();

	console.log(videotime);
	document.getElementById("time").innerHTML = videotime;
	}
	if(videotime !== oldTime) {
	onProgress(videotime);
	}
	}
	timeupdater = setInterval(updateTime, 100);
	}

	// when the time changes, this will be called.
	function onProgress(currentTime) {
	if(currentTime > 20) {
	console.log("the video reached 20 seconds!");
	}
	}

	// 5. The API calls this function when the player's state changes.
	// The function indicates that when playing a video (state=1),
	// the player should play for six seconds and then stop.
	var done = false;
	function onPlayerStateChange(event) {
	if (event.data == YT.PlayerState.PLAYING && !done) {
	setTimeout(stopVideo, 6000);
	done = true;
	}
	}
	function stopVideo() {
	player.stopVideo();
	}
	</script>
	</body>
	</html>