youtube parsing

gistfile1.js

  function getYoutubeKey(linkText) {
    // var linkText = $('#modal #vidEmbedKey').val();
    
    var reYoutubeKey = /^[a-zA-Z0-9\-]{11}$/;
    if (reYoutubeKey.test(linkText)) {
      return linkText;
    }
    
    var reYoutubeUrl = /http\:\/\/www\.youtube\.com\/watch\?v=([\w-]{11})/;
    var httpsreYoutubeUrl = /https\:\/\/www\.youtube\.com\/watch\?v=([\w-]{11})/;
    // made for shortened youtube share link
    var shortreYoutubeUrl = /http\:\/\/youtu\.be\/([\w-]{11})/;
    var httpsshortreYoutubeUrl = /https\:\/\/youtu\.be\/([\w-]{11})/;

    // featured youtube
    var featuredYoutubeUrl = /http\:\/\/www\.youtube\.com\/watch\?feature=player_embedded\&v=([\w-]{11})/;
    var httpsfeaturedYoutubeUrl = /https\:\/\/www\.youtube\.com\/watch\?feature=player_embedded\&v=([\w-]{11})/;
    // copied time
    var copytimeYoutubeUrl = /http\:\/\/www\.youtube\.com\/watch\?feature=player_detailpage\&v=([\w-]{11})/;
    var httpscopytimeYoutubeUrl = /http\:\/\/www\.youtube\.com\/watch\?feature=player_detailpage\&v=([\w-]{11})/;

    var reMatch = linkText.match(reYoutubeUrl) || linkText.match(httpsreYoutubeUrl) || linkText.match(shortreYoutubeUrl) || linkText.match(httpsshortreYoutubeUrl) || linkText.match(featuredYoutubeUrl) || linkText.match(httpsfeaturedYoutubeUrl) || linkText.match(copytimeYoutubeUrl) || linkText.match(httpscopytimeYoutubeUrl);
    return (reMatch) ? reMatch[1] : false;
  }