Hides watched videos from your YouTube subscriptions page.
当前为
// ==UserScript==
// @name YouTube: Hide Watched Videos
// @namespace http://www.globexdesigns.com/
// @version 2.6
// @description Hides watched videos from your YouTube subscriptions page.
// @author Ev Haus
// @include http://*.youtube.com/*
// @include http://youtube.com/*
// @include https://*.youtube.com/*
// @include https://youtube.com/*
// @require https://code.jquery.com/jquery-3.1.1.slim.min.js
// ==/UserScript==
// To submit bugs or submit revisions please see visit the repository at:
// https://github.com/globexdesigns/youtube-hide-watched
// You can open new issues at:
// https://github.com/globexdesigns/youtube-hide-watched/issues
(function (undefined) {
// Enable for debugging
var __DEV__ = false;
// Set defaults
localStorage.YTHWV_WATCHED = localStorage.YTHWV_WATCHED || 'false';
// GreaseMonkey no longer supports GM_addStyle. So we have to define
// our own polyfill here
var addStyle = function (aCss) {
let head = document.getElementsByTagName('head')[0];
if (head) {
let style = document.createElement('style');
style.setAttribute('type', 'text/css');
style.textContent = aCss;
head.appendChild(style);
return style;
}
return null;
};
addStyle(`
.YT-HWV-WATCHED {
display: none !important;
}
.YT-HWV-BUTTON {
background: transparent;
border: 0;
color: #888;
cursor: pointer;
height: 40px;
outline: 0;
margin-right: 8px;
padding: 0 8px;
width: 40px;
}
html[dark] .YT-HWV-BUTTON {
color: #EFEFEF;
}
.YT-HWV-BUTTON svg {
height: 24px;
width: 24px;
}
.YT-HWV-MENU {
background: #F8F8F8;
border: 1px solid #D3D3D3;
box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05);
display: none;
font-size: 12px;
margin-top: -1px;
padding: 10px;
position: absolute;
right: 0;
text-align: center;
top: 100%;
white-space: normal;
z-index: 9999;
}
.YT-HWV-MENU-ON { display: block; }
.YT-HWV-MENUBUTTON-ON span { transform: rotate(180deg) }
`);
var visibilityIcon = '<svg xmlns="http://www.w3.org/2000/svg" width="48" height="48" viewBox="0 0 48 48"><g fill="currentColor"><path d="M24 9C14 9 5.46 15.22 2 24c3.46 8.78 12 15 22 15 10.01 0 18.54-6.22 22-15-3.46-8.78-11.99-15-22-15zm0 25c-5.52 0-10-4.48-10-10s4.48-10 10-10 10 4.48 10 10-4.48 10-10 10zm0-16c-3.31 0-6 2.69-6 6s2.69 6 6 6 6-2.69 6-6-2.69-6-6-6z"/></g></svg>';
var visibilityOffIcon = '<svg xmlns="http://www.w3.org/2000/svg" width="48" height="48" viewBox="0 0 48 48"><g fill="currentColor"><path d="M24 14c5.52 0 10 4.48 10 10 0 1.29-.26 2.52-.71 3.65l5.85 5.85c3.02-2.52 5.4-5.78 6.87-9.5-3.47-8.78-12-15-22.01-15-2.8 0-5.48.5-7.97 1.4l4.32 4.31c1.13-.44 2.36-.71 3.65-.71zM4 8.55l4.56 4.56.91.91C6.17 16.6 3.56 20.03 2 24c3.46 8.78 12 15 22 15 3.1 0 6.06-.6 8.77-1.69l.85.85L39.45 44 42 41.46 6.55 6 4 8.55zM15.06 19.6l3.09 3.09c-.09.43-.15.86-.15 1.31 0 3.31 2.69 6 6 6 .45 0 .88-.06 1.3-.15l3.09 3.09C27.06 33.6 25.58 34 24 34c-5.52 0-10-4.48-10-10 0-1.58.4-3.06 1.06-4.4zm8.61-1.57l6.3 6.3L30 24c0-3.31-2.69-6-6-6l-.33.03z"/></g></svg>';
// ===========================================================
var debounce = function (func, wait, immediate) {
var timeout;
return function() {
var context = this, args = arguments;
var later = function() {
timeout = null;
if (!immediate) func.apply(context, args);
};
var callNow = immediate && !timeout;
clearTimeout(timeout);
timeout = setTimeout(later, wait);
if (callNow) func.apply(context, args);
};
};
// ===========================================================
var findWatchedElements = function () {
var watched = $('.ytd-thumbnail-overlay-resume-playback-renderer');
if (__DEV__) console.log(`[YT-HWV] Found ${watched.length} watched elements`);
return watched.filter(function (i, bar) {
return bar.style.width && parseInt(bar.style.width, 10) > 0;
});
};
// ===========================================================
var findParentByClass = function(el, cls) {
while ((el = el.parentElement) && !el.classList.contains(cls));
return el;
};
// ===========================================================
var findButtonTarget = function () {
// Button will be injected into the main header menu
return $('#container #end #buttons');
};
// ===========================================================
var isButtonAlreadyThere = function () {
return $('.YT-HWV-BUTTON').length > 0;
};
// ===========================================================
var addClassToWatchedRows = function () {
if (localStorage.YTHWV_WATCHED !== 'true') return;
// If we're on the HIstory page -- do nothing. We don't want to hide
// watched videos here.
if (window.location.href.indexOf('/feed/history') >= 0) return null;
// [TODO] If we're on the Trending page -- we don't support it yet.
if (window.location.href.indexOf('/feed/trending') >= 0) return null;
$(findWatchedElements()).each(function (i, item) {
// "Subscription" section needs us to hide the "#contents",
// but in the "Trending" section, that class will hide everything.
// So there, we need to hide the "ytd-video-renderer"
var row, gridItem;
if (window.location.href.indexOf('/feed/subscriptions') > 0) {
// For rows, hide the row and the header too. We can't hide
// their entire parent because then we'll get the infinite
// page loader to load forever.
row = item.closest('#grid-container');
row = $(row).add($(item.closest('#dismissable.ytd-shelf-renderer')).children('.grid-subheader'));
gridItem = item.closest('.ytd-grid-renderer');
} else if (window.location.href.match(/.*\/videos$/)) {
// Channel "Videos" section needs special handling
row = item.closest('.ytd-grid-renderer');
} else {
row = item.closest('ytd-video-renderer');
}
// If we're in grid view, we will hide the "grid" item,
// otherwise we'll hide the item row
var itemsToHide = gridItem ? $(gridItem) : $(row);
// If this is the first row in the list, then we can't hide it entirely,
// otherwise it will also hide the menu. So, we'll have to hide various
// inner components instead.
const hasMenu = itemsToHide.find('.menu-container.shelf-title-cell .yt-uix-menu-container').length > 0;
if (hasMenu) {
var itemToHide = itemsToHide;
itemsToHide = itemToHide.find('.expanded-shelf').add(itemToHide.find('.branded-page-module-title'));
}
itemsToHide.addClass('YT-HWV-WATCHED');
});
};
// ===========================================================
var removeClassFromWatchedRows = function () {
$('.YT-HWV-WATCHED').each(function (i, item) {
$(item).removeClass('YT-HWV-WATCHED');
});
};
// ===========================================================
var addButton = function () {
if (isButtonAlreadyThere()) return;
// Find button target
var target = findButtonTarget();
if (!target) return;
// Generate button DOM
var icon = localStorage.YTHWV_WATCHED === 'true' ? visibilityIcon : visibilityOffIcon;
var button = $('<button class="YT-HWV-BUTTON" title="Toggle Watched Videos">' + icon + '</button>');
// Attach events
button.on("click", function () {
var value = localStorage.YTHWV_WATCHED === 'true' ? 'false' : 'true';
localStorage.YTHWV_WATCHED = value;
if (value === 'true') {
addClassToWatchedRows();
$(this).html(visibilityIcon);
} else {
removeClassFromWatchedRows();
$(this).html(visibilityOffIcon);
}
});
// Insert button into DOM
target.prepend(button);
};
var run = debounce(function () {
if (__DEV__) console.log('[YT-HWV] Running check for watched videos');
removeClassFromWatchedRows();
addClassToWatchedRows();
addButton();
}, 250);
// ===========================================================
// Hijack all XHR calls
var send = XMLHttpRequest.prototype.send;
XMLHttpRequest.prototype.send = function (data) {
this.addEventListener("readystatechange", function () {
if (
// Anytime more videos are fetched -- re-run script
this.responseURL.indexOf('browse_ajax?action_continuation') > 0
) {
setTimeout(function () {
run();
}, 0);
}
}, false);
send.call(this, data);
};
// ===========================================================
var observeDOM = (function() {
var MutationObserver = window.MutationObserver || window.WebKitMutationObserver;
var eventListenerSupported = window.addEventListener;
return function(obj, callback) {
if (__DEV__) console.log('[YT-HWV] Attaching DOM listener');
// Invalid `obj` given
if (!obj) return;
if (MutationObserver) {
var obs = new MutationObserver(function (mutations, observer) {
if (mutations[0].addedNodes.length || mutations[0].removedNodes.length) {
callback(mutations);
}
});
obs.observe(obj, {childList: true, subtree: true});
} else if (eventListenerSupported) {
obj.addEventListener('DOMNodeInserted', callback, false);
obj.addEventListener('DOMNodeRemoved', callback, false);
}
};
})();
// ===========================================================
if (__DEV__) console.log('[YT-HWV] Starting Script');
// YouTube does navigation via history and also does a bunch
// of AJAX video loading. In order to ensure we're always up
// to date, we have to listen for ANY DOM change event, and
// re-run our script.
observeDOM(document.body, run);
run();
}());