☰

Resize YT To Window Size

Moves the video to the top of the website and resizes it to the screen size.

当前为 2015-01-30 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name            Resize YT To Window Size
  3. // @description     Moves the video to the top of the website and resizes it to the screen size.
  4. // @author          Chris H (Zren / Shade)
  5. // @icon            https://youtube.com/favicon.ico
  6. // @homepageURL     https://github.com/Zren/ResizeYoutubePlayerToWindowSize/
  7. // @namespace       http://xshade.ca
  8. // @version         52
  9. // @include         http*://*.youtube.com/*
  10. // @include         http*://youtube.com/*
  11. // @include         http*://*.youtu.be/*
  12. // @include         http*://youtu.be/*
  13. // ==/UserScript==
  14.  
  15. // Github:          https://github.com/Zren/ResizeYoutubePlayerToWindowSize
  16. // GreasyFork:      https://greasyfork.org/scripts/811-resize-yt-to-window-size
  17. // OpenUserJS.org:  https://openuserjs.org/scripts/zren/Resize_YT_To_Window_Size
  18. // Userscripts.org: http://userscripts-mirror.org/scripts/show/153699
  19.  
  20. (function (window) {
  21.     "use strict";
  22.     
  23.     //--- Imported Globals
  24.     // yt
  25.     // ytcenter
  26.     // ytplayer
  27.     var uw = window.top;
  28.  
  29.     //--- Already Loaded?
  30.     // GreaseMonkey loads this script twice for some reason.
  31.     if (uw.ytwp) return;
  32.  
  33.     //--- Utils
  34.     function isStringType(obj) { return typeof obj === 'string'; }
  35.     function isArrayType(obj) { return obj instanceof Array; }
  36.     function isObjectType(obj) { return typeof obj === 'object'; }
  37.     function isUndefined(obj) { return typeof obj === 'undefined'; }
  38.     function buildVenderPropertyDict(propertyNames, value) {
  39.         var d = {};
  40.         for (var i in propertyNames)
  41.             d[propertyNames[i]] = value;
  42.         return d;
  43.     }
  44.  
  45.     //--- jQuery
  46.     // Based on jQuery
  47.     // https://github.com/jquery/jquery/blob/master/src/manipulation.js
  48.     var core_rnotwhite = /\S+/g;
  49.     var rclass = /[\t\r\n\f]/g;
  50.     var rtrim = /^(\s|\u00A0)+|(\s|\u00A0)+$/g;
  51.  
  52.     var jQuery = {
  53.         trim: function( text ) {
  54.             return (text || "").replace( rtrim, "" );
  55.         },
  56.         addClass: function( elem, value ) {
  57.             var classes, cur, clazz, j,
  58.                 proceed = typeof value === "string" && value;
  59.  
  60.             if ( proceed ) {
  61.                 // The disjunction here is for better compressibility (see removeClass)
  62.                 classes = ( value || "" ).match( core_rnotwhite ) || [];
  63.  
  64.                 cur = elem.nodeType === 1 && ( elem.className ?
  65.                     ( " " + elem.className + " " ).replace( rclass, " " ) :
  66.                     " "
  67.                 );
  68.  
  69.                 if ( cur ) {
  70.                     j = 0;
  71.                     while ( (clazz = classes[j++]) ) {
  72.                         if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
  73.                             cur += clazz + " ";
  74.                         }
  75.                     }
  76.                     elem.className = jQuery.trim( cur );
  77.                 }
  78.             }
  79.         },
  80.         removeClass: function( elem, value ) {
  81.             var classes, cur, clazz, j,
  82.                 proceed = arguments.length === 0 || typeof value === "string" && value;
  83.  
  84.             if ( proceed ) {
  85.                 classes = ( value || "" ).match( core_rnotwhite ) || [];
  86.  
  87.                 // This expression is here for better compressibility (see addClass)
  88.                 cur = elem.nodeType === 1 && ( elem.className ?
  89.                     ( " " + elem.className + " " ).replace( rclass, " " ) :
  90.                     ""
  91.                 );
  92.  
  93.                 if ( cur ) {
  94.                     j = 0;
  95.                     while ( (clazz = classes[j++]) ) {
  96.                         // Remove *all* instances
  97.                         while ( cur.indexOf( " " + clazz + " " ) >= 0 ) {
  98.                             cur = cur.replace( " " + clazz + " ", " " );
  99.                         }
  100.                     }
  101.                     elem.className = value ? jQuery.trim( cur ) : "";
  102.                 }
  103.             }
  104.         }
  105.     };
  106.  
  107.  
  108.     //--- Stylesheet
  109.     var JSStyleSheet = function(id) {
  110.         this.id = id;
  111.         this.stylesheet = '';
  112.     };
  113.  
  114.     JSStyleSheet.prototype.buildRule = function(selector, styles) {
  115.         var s = "";
  116.         for (var key in styles) {
  117.             s += "\t" + key + ": " + styles[key] + ";\n";
  118.         }
  119.         return selector + " {\n" + s + "}\n";
  120.     };
  121.  
  122.     JSStyleSheet.prototype.appendRule = function(selector, k, v) {
  123.         if (isArrayType(selector))
  124.             selector = selector.join(',\n');
  125.         var newStyle;
  126.         if (!isUndefined(k) && !isUndefined(v) && isStringType(k)) { // v can be any type (as we stringify it).
  127.             // appendRule('#blarg', 'display', 'none');
  128.             var d = {};
  129.             d[k] = v;
  130.             newStyle = this.buildRule(selector, d);
  131.         } else if (!isUndefined(k) && isUndefined(v) && isObjectType(k)) {
  132.             // appendRule('#blarg', {'display': 'none'});
  133.             newStyle = this.buildRule(selector, k);
  134.         } else {
  135.             // Invalid Arguments
  136.             console.log('Illegal arguments', arguments);
  137.             return;
  138.         }
  139.  
  140.         this.stylesheet += newStyle;
  141.     };
  142.  
  143.     JSStyleSheet.injectIntoHeader = function(injectedStyleId, stylesheet) {
  144.         var styleElement = document.getElementById(injectedStyleId);
  145.         if (!styleElement) {
  146.             styleElement = document.createElement('style');
  147.             styleElement.type = 'text/css';
  148.             styleElement.id = injectedStyleId;
  149.             document.getElementsByTagName('head')[0].appendChild(styleElement);
  150.         }
  151.         styleElement.appendChild(document.createTextNode(stylesheet));
  152.     };
  153.  
  154.     JSStyleSheet.prototype.injectIntoHeader = function(injectedStyleId, stylesheet) {
  155.         JSStyleSheet.injectIntoHeader(this.id, this.stylesheet);
  156.     };
  157.  
  158.     //--- Constants
  159.     var scriptShortName = 'ytwp'; // YT Window Player
  160.     var scriptStyleId = scriptShortName + '-style'; // ytwp-style
  161.     var scriptBodyClassId = scriptShortName + '-window-player'; // .ytwp-window-player
  162.     var viewingVideoClassId = scriptShortName + '-viewing-video'; // .ytwp-viewing-video
  163.     var topOfPageClassId = scriptShortName + '-scrolltop'; // .ytwp-scrolltop
  164.     var scriptBodyClassSelector = 'body.' + scriptBodyClassId; // body.ytwp-window-player
  165.  
  166.     var videoContainerId = 'player';
  167.     var videoContainerPlacemarkerId = scriptShortName + '-placemarker'; // ytwp-placemarker
  168.  
  169.     var transitionProperties = ["transition", "-ms-transition", "-moz-transition", "-webkit-transition", "-o-transition"];
  170.  
  171.     //--- YTWP
  172.     var ytwp = uw.ytwp = {
  173.         scriptShortName: scriptShortName, // YT Window Player
  174.         log_: function(logger, args) { logger.apply(console, ['[' + this.scriptShortName + '] '].concat(Array.prototype.slice.call(args))); return 1; },
  175.         log: function() { return this.log_(console.log, arguments); },
  176.         error: function() { return this.log_(console.error, arguments); },
  177.  
  178.         initialized: false,
  179.         pageReady: false,
  180.         watchPage: false,
  181.     };
  182.  
  183.     ytwp.util = {
  184.         isWatchUrl: function (url) {
  185.             if (!url)
  186.                 url = uw.location.href;
  187.             return url.match(/https?:\/\/(www\.)?youtube.com\/watch\?/);
  188.         }
  189.     };
  190.  
  191.     var Html5PlayerFix = {
  192.         YTRect: null,
  193.         moviePlayer: null,
  194.         moviePlayerElement: null,
  195.         app: null,
  196.     };
  197.     Html5PlayerFix.getPlayerRect = function() {
  198.         return new Html5PlayerFix.YTRect(Html5PlayerFix.moviePlayerElement.clientWidth, Html5PlayerFix.moviePlayerElement.clientHeight);
  199.     };
  200.     Html5PlayerFix.update = function(app) {
  201.         var moviePlayerElement = document.getElementById('movie_player');
  202.         var moviePlayer = null;
  203.         var moviePlayerKey = null;
  204.  
  205.         // function (){var a=this.app.R();return"detailpage"!=a.da||a.Za?S7.J.wb.call(this):N5(a,!0)}
  206.         var clientRectFn1Regex = /^function \(\)\{var a=this\.app\.\w+\(\);return"detailpage"!=a\.\w+\|\|a\.\w+\?\w+\.\w+\.\w+\.call\(this\):\w+\(a,!0\)\}$/;
  207.         var clientRectFn1 = null;
  208.         var clientRectFn1Key = null;
  209.  
  210.         // function (){var a=this.app.R();return"detailpage"!=a.da||a.Za?R7.J.hb.call(this):L5(a)}
  211.         var clientRectFn2Regex = /^function \(\)\{var a=this\.app\.\w+\(\);return"detailpage"!=a\.\w+\|\|a\.\w+\?\w+\.\w+\.\w+\.call\(this\):\w+\(a\)\}$/;
  212.         var clientRectFn2 = null;
  213.         var clientRectFn2Key = null;
  214.  
  215.         // function (){L7.J.jk.call(this);N7(this,this.hb())}
  216.         // var clientRectUpdateFnRegex = /^function \(\)\{\w+\.\w+\.\w+\.call\(this\);\w+\(this,this\.\w+\(\)\)\}$/;
  217.         // var clientRectUpdateFn = null;
  218.         // var clientRectUpdateFnKey = null;
  219.  
  220.         var fnAlreadyReplacedCount = 0;
  221.  
  222.         Object.keys(app).forEach(function(key1) {
  223.             var val1 = app[key1];//console.log(key1, val1);
  224.             if (typeof val1 === 'object' && val1 !== null && val1.element === moviePlayerElement) {
  225.                 moviePlayer = val1;
  226.                 moviePlayerKey = key1;
  227.  
  228.                 Object.keys(moviePlayer.constructor.prototype).forEach(function(key2) {
  229.                     var val2 = moviePlayer[key2];//console.log(key1, key2, val2);
  230.                     if (typeof val2 === 'function') {
  231.                         var fnString = val2.toString();
  232.                         // console.log(fnString);
  233.                         if (clientRectFn1 === null && clientRectFn1Regex.test(fnString)) {
  234.                             clientRectFn1 = val2;
  235.                             clientRectFn1Key = key2;
  236.                         } else if (clientRectFn2 === null && clientRectFn2Regex.test(fnString)) {
  237.                             clientRectFn2 = val2;
  238.                             clientRectFn2Key = key2;
  239.                         // } else if (clientRectUpdateFn === null && clientRectUpdateFnRegex.test(fnString)) {
  240.                         //     clientRectUpdateFn = val2;
  241.                         //     clientRectUpdateFnKey = key2;
  242.                         } else if (val2 === Html5PlayerFix.getPlayerRect) {
  243.                             fnAlreadyReplacedCount += 1;
  244.                         } else {
  245.                             // console.log(key1, key2, val2, '[Not Used]');
  246.                         }
  247.                     }
  248.                 });
  249.             }
  250.         });
  251.  
  252.         if (fnAlreadyReplacedCount > 0) {
  253.             return;
  254.         }
  255.  
  256.         if (moviePlayer === null || clientRectFn1 === null || clientRectFn2 === null /*|| clientRectUpdateFn === null*/) {
  257.             console.log('[ytwp] ', '[Error]', 'HTML5 Player has changed');
  258.             console.log('moviePlayer', moviePlayerKey, moviePlayer);
  259.             console.log('clientRectFn1', clientRectFn1Key, clientRectFn1);
  260.             console.log('clientRectFn2', clientRectFn2Key, clientRectFn2);
  261.             // console.log('clientRectUpdateFn', clientRectUpdateFnKey, clientRectUpdateFn);
  262.             console.log('fnAlreadyReplacedCount', fnAlreadyReplacedCount);
  263.             return;
  264.         }
  265.         
  266.         Html5PlayerFix.moviePlayerElement = moviePlayerElement;
  267.         Html5PlayerFix.YTRect = moviePlayer[clientRectFn1Key].call(moviePlayer).constructor;
  268.  
  269.         moviePlayer[clientRectFn1Key] = Html5PlayerFix.getPlayerRect;
  270.         moviePlayer[clientRectFn2Key] = Html5PlayerFix.getPlayerRect;
  271.         //clientRectUpdateFn();
  272.     };
  273.     ytwp.Html5PlayerFix = Html5PlayerFix;
  274.  
  275.     ytwp.event = {
  276.         init: function() {
  277.             ytwp.log('init');
  278.             if (ytwp.initialized) return;
  279.  
  280.             ytwp.isWatchPage = ytwp.util.isWatchUrl();
  281.             if (!ytwp.isWatchPage) return;
  282.  
  283.             ytwp.event.initStyle();
  284.             ytwp.event.initScroller();
  285.             ytwp.initialized = true;
  286.             ytwp.pageReady = false;
  287.         },
  288.         initScroller: function() {
  289.             // Register listener & Call it now.
  290.             unsafeWindow.addEventListener('scroll', ytwp.event.onScroll, false);
  291.             unsafeWindow.addEventListener('resize', ytwp.event.onScroll, false);
  292.             ytwp.event.onScroll();
  293.         },
  294.         onScroll: function() {
  295.             var viewportHeight = document.documentElement.clientHeight;
  296.  
  297.             // topOfPageClassId
  298.             if (unsafeWindow.scrollY == 0) {
  299.                 jQuery.addClass(document.body, topOfPageClassId);
  300.             } else {
  301.                 jQuery.removeClass(document.body, topOfPageClassId);
  302.             }
  303.  
  304.             // viewingVideoClassId
  305.             if (unsafeWindow.scrollY <= viewportHeight) {
  306.                 jQuery.addClass(document.body, viewingVideoClassId);
  307.             } else {
  308.                 jQuery.removeClass(document.body, viewingVideoClassId);
  309.             }
  310.         },
  311.         initStyle: function() {
  312.             ytwp.log('initStyle');
  313.             ytwp.style = new JSStyleSheet(scriptStyleId);
  314.             ytwp.event.buildStylesheet();
  315.             ytwp.style.injectIntoHeader();
  316.         },
  317.         buildStylesheet: function() {
  318.             ytwp.log('buildStylesheet');
  319.             //--- Video Player
  320.  
  321.             //
  322.             var d;
  323.             d = buildVenderPropertyDict(transitionProperties, 'left 0s linear, padding-left 0s linear');
  324.             d['padding'] = '0 !important';
  325.             d['margin'] = '0 !important';
  326.             ytwp.style.appendRule([
  327.                 scriptBodyClassSelector + ' #player',
  328.                 scriptBodyClassSelector + '.ytcenter-site-center.ytcenter-non-resize.ytcenter-guide-visible #player',
  329.                 scriptBodyClassSelector + '.ltr.ytcenter-site-center.ytcenter-non-resize.ytcenter-guide-visible.guide-collapsed #player',
  330.                 scriptBodyClassSelector + '.ltr.ytcenter-site-center.ytcenter-non-resize.ytcenter-guide-visible.guide-collapsed #player-legacy',
  331.                 scriptBodyClassSelector + '.ltr.ytcenter-site-center.ytcenter-non-resize.ytcenter-guide-visible.guide-collapsed #watch7-main-container',
  332.             ], d);
  333.             //
  334.             d = buildVenderPropertyDict(transitionProperties, 'width 0s linear, left 0s linear');
  335.  
  336.             // Bugfix for Firefox
  337.             // Parts of the header (search box) are hidden under the player.
  338.             // Firefox doesn't seem to be using the fixed header+guide yet.
  339.             d['float'] = 'initial';
  340.  
  341.             ytwp.style.appendRule(scriptBodyClassSelector + ' #player-api', d);
  342.  
  343.             // !important is mainly for simplicity, but is needed to override the !important styling when the Guide is open due to:
  344.             // .sidebar-collapsed #watch7-video, .sidebar-collapsed #watch7-main, .sidebar-collapsed .watch7-playlist { width: 945px!important; }
  345.             // Also, Youtube Center resizes #player at element level.
  346.             ytwp.style.appendRule(
  347.                 [
  348.                     scriptBodyClassSelector + ' #player',
  349.                     scriptBodyClassSelector + ' #movie_player',
  350.                     scriptBodyClassSelector + ' #player-mole-container',
  351.                     scriptBodyClassSelector + ' .html5-main-video',
  352.                 ],
  353.                 {
  354.                     'width': '100% !important',
  355.                     'min-width': '100% !important',
  356.                     'max-width': '100% !important',
  357.                     'height': '100% !important',
  358.                     'min-height': '100% !important',
  359.                     'max-height': '100% !important',
  360.                 }
  361.             );
  362.  
  363.              ytwp.style.appendRule(
  364.                 [
  365.                     scriptBodyClassSelector + ' #player',
  366.                     scriptBodyClassSelector + ' .html5-main-video',
  367.                 ],
  368.                 {
  369.                     'top': '0 !important',
  370.                     'right': '0 !important',
  371.                     'bottom': '0 !important',
  372.                     'left': '0 !important',
  373.                 }
  374.             );
  375.             // Resize #player-unavailable, #player-api
  376.             // Using min/max width/height will keep
  377.             ytwp.style.appendRule(scriptBodyClassSelector + ' #player .player-width', 'width', '100% !important');
  378.             ytwp.style.appendRule(scriptBodyClassSelector + ' #player .player-height', 'height', '100% !important');
  379.  
  380.             //--- Move Video Player
  381.             ytwp.style.appendRule(scriptBodyClassSelector + ' #player', {
  382.                 'position': 'absolute',
  383.                 // Already top:0; left: 0;
  384.             });
  385.             ytwp.style.appendRule(scriptBodyClassSelector, { // body
  386.                 'margin-top': '100vh',
  387.             });
  388.  
  389.  
  390.             //--- Sidebar
  391.             // Remove the transition delay as you can see it moving on page load.
  392.             d = buildVenderPropertyDict(transitionProperties, 'margin-top 0s linear, padding-top 0s linear');
  393.             d['margin-top'] = '0 !important';
  394.             d['top'] = '0 !important';
  395.             ytwp.style.appendRule(scriptBodyClassSelector + ' #watch7-sidebar', d);
  396.  
  397.             ytwp.style.appendRule(scriptBodyClassSelector + '.cardified-page #watch7-sidebar-contents', 'padding-top', '0');
  398.  
  399.             //--- Absolutely position the fixed header.
  400.             // Masthead
  401.             ytwp.style.appendRule(scriptBodyClassSelector + '.' + viewingVideoClassId + ' #masthead-positioner', {
  402.                 'position': 'absolute',
  403.                 'top': '100% !important'
  404.             });
  405.  
  406.             // Guide
  407.             // When watching the video, we need to line it up with the masthead.
  408.             ytwp.style.appendRule(scriptBodyClassSelector + '.' + viewingVideoClassId + ' #appbar-guide-menu', {
  409.                 'display': 'initial',
  410.                 'position': 'absolute',
  411.                 'top': '100% !important' // Masthead height
  412.             });
  413.             ytwp.style.appendRule(scriptBodyClassSelector + '.' + viewingVideoClassId + ' #page.watch #guide', {
  414.                 'display': 'initial',
  415.                 'margin': '0',
  416.                 'position': 'initial'
  417.             });
  418.  
  419.             //---
  420.             // Hide Scrollbars
  421.             ytwp.style.appendRule(scriptBodyClassSelector + '.' + topOfPageClassId, 'overflow-x', 'hidden');
  422.  
  423.  
  424.             //--- Fix Other Possible Style Issues
  425.  
  426.             //--- Whitespace Leftover From Moving The Video
  427.             ytwp.style.appendRule(scriptBodyClassSelector + ' #page.watch', 'padding-top', '0');
  428.             ytwp.style.appendRule(scriptBodyClassSelector + ' .player-branded-banner', 'height', '0');
  429.  
  430.             //--- Playlist Bar
  431.             //ytwp.style.appendRule(scriptBodyClassSelector + ' #watch7-playlist-tray-container', "margin", "-15px -10px 20px -10px");
  432.             ytwp.style.appendRule(scriptBodyClassSelector + ' .watch7-playlist-bar-left', 'width', '640px !important'); // Same width as .watch-content
  433.             ytwp.style.appendRule([
  434.                 scriptBodyClassSelector + ' .playlist',
  435.                 scriptBodyClassSelector + ' .playlist .watch7-playlist-bar',
  436.             ], 'max-width', '1040px'); // Same width as .watch-content (640px) + .watch-sidebar (300-400px).
  437.             ytwp.style.appendRule(scriptBodyClassSelector + ' #watch7-playlist-tray-container', {
  438.                 "margin-top": "-15px",
  439.                 "height": "287px !important", // 65 (playlist tile) * 4 + 27 (trim on bottom)
  440.                 "margin-bottom": "15px"
  441.             });
  442.             ytwp.style.appendRule([
  443.                 scriptBodyClassSelector + '.cardified-page #watch7-playlist-tray-container + #watch7-sidebar-contents', // Pre Oct 26
  444.                 scriptBodyClassSelector + '.cardified-page #watch-appbar-playlist + #watch7-sidebar-contents', // Post Oct 26
  445.             ], 'padding-top', '15px');
  446.  
  447.             // YT Center
  448.             ytwp.style.appendRule(scriptBodyClassSelector + ' #player', 'margin-bottom', '0 !important');
  449.             ytwp.style.appendRule(scriptBodyClassSelector + ' #watch7-playlist-tray-container', {
  450.                 'left': 'initial !important',
  451.                 'width': 'initial !important'
  452.             });
  453.             ytwp.style.appendRule(scriptBodyClassSelector + ' .watch7-playlist-bar-right', 'width', '363px !important');
  454.         },
  455.         onWatchInit: function() {
  456.             ytwp.log('onWatchInit');
  457.             if (!ytwp.initialized) return;
  458.             if (ytwp.pageReady) return;
  459.  
  460.             ytwp.event.addBodyClass();
  461.             ytwp.pageReady = true;
  462.         },
  463.         onDispose: function() {
  464.             ytwp.initialized = false;
  465.             ytwp.pageReady = false;
  466.             ytwp.isWatchPage = false;
  467.         },
  468.         addBodyClass: function() {
  469.             // Insert CSS Into the body so people can style around the effects of this script.
  470.             jQuery.addClass(document.body, scriptBodyClassId);
  471.             ytwp.log('Applied ' + scriptBodyClassSelector);
  472.         },
  473.         html5PlayerFix: function() {
  474.             ytwp.log('html5PlayerFix');
  475.  
  476.             // https://github.com/YePpHa/YouTubeCenter/issues/1083
  477.             if (!uw.ytcenter
  478.                 && (!ytwp.ytapp)
  479.                 && (uw.ytplayer && uw.ytplayer.config)
  480.                 && (uw.yt && uw.yt.player && uw.yt.player.Application && uw.yt.player.Application.create)
  481.             ) {
  482.                 ytwp.log('rerunning ytplayer.load()');
  483.                 
  484.                 // Since we have to reload the player anyways, might as well set some useful settings.
  485.                 uw.ytplayer.config.args.autohide = 1; // Autohide the playback control bar.
  486.                 
  487.                 // Next 2 lines are equivalent to: ytplayer.load();
  488.                 ytwp.ytapp = uw.yt.player.Application.create("player-api", uw.ytplayer.config);
  489.                 uw.ytplayer.config.loaded = true;
  490.             }
  491.  
  492.             ytwp.Html5PlayerFix.update(ytwp.ytapp);
  493.         },
  494.     };
  495.  
  496.  
  497.     ytwp.pubsubListeners = {
  498.         'init': function() { // Not always called
  499.             ytwp.event.init();
  500.             ytwp.event.onWatchInit();
  501.             ytwp.event.html5PlayerFix();
  502.         },
  503.         'init-watch': function() { // Not always called
  504.             ytwp.event.init();
  505.             ytwp.event.onWatchInit();
  506.             ytwp.event.html5PlayerFix();
  507.         },
  508.         'player-added': function() { // Not always called
  509.             // Usually called after init-watch, however this is called before init when going from channel -> watch page.
  510.             // The init event is when the body element resets all it's classes.
  511.             ytwp.event.init();
  512.             ytwp.event.onWatchInit();
  513.             ytwp.event.html5PlayerFix();
  514.         },
  515.         // 'player-resize': function() {},
  516.         // 'player-playback-start': function() {},
  517.         'appbar-guide-delay-load': function() {
  518.             // Listen to a later event that is always called in case the others are missed.
  519.             ytwp.event.init();
  520.             ytwp.event.onWatchInit();
  521.  
  522.             // Channel -> /watch
  523.             if (ytwp.util.isWatchUrl())
  524.                 ytwp.event.addBodyClass();
  525.         },
  526.         // 'dispose-watch': function() {},
  527.         'dispose': function() {
  528.             ytwp.event.onDispose();
  529.         }
  530.     };
  531.  
  532.     ytwp.registerYoutubeListeners = function() {
  533.         ytwp.registerYoutubePubSubListeners();
  534.     };
  535.  
  536.     ytwp.registerYoutubePubSubListeners = function() {
  537.         // Subscribe
  538.         for (var eventName in ytwp.pubsubListeners) {
  539.             var eventListener = ytwp.pubsubListeners[eventName];
  540.             uw.yt.pubsub.instance_.subscribe(eventName, eventListener);
  541.         }
  542.     };
  543.  
  544.     ytwp.main = function() {
  545.         try {
  546.             ytwp.registerYoutubeListeners();
  547.         } catch(e) {
  548.             ytwp.error("Could not hook yt.pubsub", e);
  549.         }
  550.         ytwp.event.html5PlayerFix();
  551.         ytwp.event.init();
  552.         ytwp.event.onWatchInit();
  553.     };
  554.  
  555.     ytwp.main();
  556.     
  557. })(typeof unsafeWindow !== 'undefined' ? unsafeWindow : window);