Hide videos seen on Youtube

Hide videos seen on Youtube, on any page, by X'ing them

您需要先安装一个扩展,例如 篡改猴Greasemonkey暴力猴,之后才能安装此脚本。

You will need to install an extension such as Tampermonkey to install this script.

您需要先安装一个扩展,例如 篡改猴暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴Userscripts ,之后才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey,才能安装此脚本。

您需要先安装用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

// ==UserScript==
// @name         Hide videos seen on Youtube
// @namespace    http://youtube.com
// @version      1.0
// @description  Hide videos seen on Youtube, on any page, by X'ing them
// @include      https://www.youtube.com/*
// @exclude      https://www.youtube.com/user/*/playlists
// @require      http://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js
// @require      https://greasyfork.org/scripts/2199-waitforkeyelements/code/waitForKeyElements.js?version=6349
// ==/UserScript==


// replace old style localStorage from past version
var storedHiddenVideos = JSON.parse(localStorage.getItem('HideVideosList') || '{}');
for (var key in localStorage)
    if (key.match(/^https:\/\/www.youtube.com\/user\//)) {
        for (var url in JSON.parse(localStorage.getItem(key) || '{}'))
            storedHiddenVideos[url.replace(/(.*?)&.*/,'\$1')] = true;
        localStorage.setItem('HideVideosList', JSON.stringify(storedHiddenVideos));
        localStorage.removeItem(key);
    }

$('head').append(
    '<link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/font-awesome/4.2.0/css/font-awesome.min.css">' +
    '<style>' +
        '#show-all-hidden-videos {' +
            'margin-left: 20px;' +
        '}' +
    '</style>'
);

function getNewVideoLinks() {
    var vids = $('a').filter(function(){
        if (!$(this).attr('href'))
            return;
        if (!$(this).attr('href').match(/^\/watch/))
            return;
        if ($(this).hasClass('youtube-mark-read'))
            return;
        return true;
    });
    return vids
}

function findClosest(element, searchSelector) {
    if (element.length == 0)
        return $();
    var selected = element.parent().find(searchSelector);
    if (selected.length != 0)
        return selected.first();
    else
        return findClosest(element.parent(), searchSelector);
}

// Set hide link hover event
function hideLinkShow() { findClosest($(this).parent(), 'a.hide-link').show(); }
function hideLinkHide() { findClosest($(this).parent(), 'a.hide-link').hide(); }
$('body').on('mouseenter', '.video-thumb, .addto-watch-later-button, .watched-badge, .yt-uix-simple-thumb-wrap', hideLinkShow);
$('body').on('mouseleave', '.video-thumb, .addto-watch-later-button, .watched-badge, .yt-uix-simple-thumb-wrap', hideLinkHide);

// Set hide link click event
$('body').on('click', 'a.hide-link', function(e){
    e.preventDefault();
    var currentLink = findClosest($(this), 'a.yt-uix-sessionlink');
    setLinkHidden(currentLink.attr('href').replace(/(.*?)&.*/,'\$1'));
    hideLink(currentLink);
});

function setLinkHidden(currentLink, deleteFlag) {
    var storedHiddenVideos = JSON.parse(localStorage.getItem('HideVideosList') || '{}');
    if (deleteFlag)
        delete storedHiddenVideos[currentLink];
    else
        storedHiddenVideos[currentLink] = true;
    localStorage.setItem('HideVideosList', JSON.stringify(storedHiddenVideos));
}

function hideLink(currentLink) {
    var td = currentLink.closest('td');
    if (td.hasClass('pl-video-title') || td.hasClass('pl-video-thumbnail'))
        var elementToHide = currentLink.closest('tr');
    else
        var elementToHide = currentLink.closest('li');
    elementToHide.addClass('youtube-mark-read-hidden').hide();
}

function linkIsHidden(currentLink) {
    var storedHiddenVideos = JSON.parse(localStorage.getItem('HideVideosList') || '{}');
    if (storedHiddenVideos[currentLink] !== undefined)
        return true
    return false
}

function processLink() {
    var currentLink = $(this);
    currentLink.addClass('youtube-mark-read');
    var currentImage = currentLink.find('img');
    var wrapper = '<div style="display: inline-block;"></div>';
    if (currentImage.parent().hasClass('yt-uix-simple-thumb-related'))
        wrapper = '<div class="yt-uix-simple-thumb-related" style="display: inline-block;"></div>';
    currentImage.wrap(wrapper).parent().prepend('<a class="hide-link"><i class="fa fa-close"></i></a><div style="clear:both;"></div>').css('position','relative');
    // inline the CSS to override inherited YouTube styles that mess stuff up
    var hideLinkCSS = {
        'display': 'none',
        'background': 'rgba(255,255,255,1)',
        'font-size': '20px',
        'color': '#000',
        'z-index': '100000000',
        'position': 'absolute',
        'right': '0',
        'padding': '3px',
    };
    $('.hide-link').css(hideLinkCSS);
    if (currentImage.parent().closest('a').hasClass('playlist-video')) {
        currentImage.parent().find('.hide-link').css('margin-top', '5px');
    }
    if (currentImage.closest('td').hasClass('pl-video-thumbnail'))
        currentImage.closest('td').find('.watched-badge').css({'bottom': '1px', 'top': 'initial'});
    if (linkIsHidden(currentLink.attr('href').replace(/(.*?)&.*/,'\$1')))
        hideLink(currentLink);
}

// Do these every 5 seconds
var intervalID = setInterval(function() {
    getNewVideoLinks().each(processLink);

    // Add show/hide button to player page
    if (window.location.href.match(/youtube\.com\/watch/)) {
        var buttonHTML = '<button id="hide" class="show-hide-current-video-url yt-uix-button yt-uix-button-default" style="margin-left: 5px; float: right;">Hide</button>'
        if ($('.show-hide-current-video-url').length == 0) {
            $('#watch-headline-title').append(buttonHTML + buttonHTML);
            $('.show-hide-current-video-url').first().text('Show').attr('id', 'show');
        }
        currentVideoUrl = window.location.href.replace(/.*youtube\.com(\/watch[^&]+).*/,'$1');
        updatePlayerShowHideButton();
    }

    updatePlayerShowHideButton();
}, 5000);

// Add show hidden button
waitForKeyElements('button.yt-google-help-link', function() {
    var showButton = '<button id="show-all-hidden-videos" class="yt-uix-button yt-uix-button-default"><span>Show hidden</span></button>';
    $('button.yt-google-help-link').after(showButton);
    $('button#show-all-hidden-videos').click(function(){
        $('.youtube-mark-read-hidden').show();
    });
});

function updatePlayerShowHideButton() {
    if (window.location.href.match(/youtube\.com\/watch/)) {
        if (linkIsHidden(currentVideoUrl)) {
            $('.show-hide-current-video-url#show').show();
            $('.show-hide-current-video-url#hide').hide();
        }
        else {
            $('.show-hide-current-video-url#hide').show();
            $('.show-hide-current-video-url#show').hide();
        }
    }
}

// Set player show/hide button click events
$('body').on('click', '.show-hide-current-video-url#hide', function() {
    setLinkHidden(currentVideoUrl);
    updatePlayerShowHideButton();
});
$('body').on('click', '.show-hide-current-video-url#show', function() {
    setLinkHidden(currentVideoUrl, true);
    updatePlayerShowHideButton();
});