Block Youtube Users

Hide videos of blacklisted users/channels and comments

As of 2022-11-05. See the latest version.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

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

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

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

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

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Block Youtube Users
// @namespace    https://github.com/Schegge
// @description  Hide videos of blacklisted users/channels and comments
// @icon         https://raw.githubusercontent.com/Schegge/Userscripts/master/images/BYUicon.png
// @version      2.5.2
// @author       Schegge
// @match        https://www.youtube.com/*
// @exclude      *://*.youtube.com/embed/*
// @exclude      *://*.youtube.com/live_chat*
// @run-at       document-end
// @grant        GM_getValue
// @grant        GM_setValue
// @grant        GM.getValue
// @grant        GM.setValue
// @require      https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js
// ==/UserScript==

// gm4 polyfill https://github.com/greasemonkey/gm4-polyfill
if (typeof GM == 'undefined') {
   this.GM = {};
   Object.entries({
      'GM_getValue': 'getValue',
      'GM_setValue': 'setValue'
   }).forEach(([oldKey, newKey]) => {
      let old = this[oldKey];
      if (old && (typeof GM[newKey] == 'undefined')) {
         GM[newKey] = function(...args) {
            return new Promise((resolve, reject) => { try { resolve(old.apply(this, args)); } catch (e) { reject(e); } });
         };
      }
   });
}

(async function($) {

   const TEST = false;

   /* VALUES */

   const Values = {
      storageVer: '1',
      storageSep: ',',
      storageTimer: 1000,
      storageComment: '',
      storageVideo: '',
      storageAdd: '',
      storageBlacklist: [],
      storageWhitelist: [],
      menuOpen: false,
      menuPause: false
   };

   // get saved values
   Values.storageVer = await GM.getValue('byuver', '1');
   Values.storageSep = await GM.getValue('sep', ',');
   Values.storageTimer = await GM.getValue('timer', 1000);
   Values.storageComment = await GM.getValue('hidecomments', '');
   Values.storageVideo = await GM.getValue('enablepause', '');
   Values.storageAdd = await GM.getValue('enableadd', '');
   Values.storageBlacklist = getArray(await GM.getValue('savedblocks', ''));
   Values.storageWhitelist = getArray(await GM.getValue('savedwhites', ''));

   // get array from string
   function getArray(string) {
      if (!string) return [];
      return string.split(Values.storageSep).map(v => v.trim()).filter(v => v.length);
   }

   const Where = {
      // home, related and page playlist: #metadata #text.ytd-channel-name
      // search video: #channel-info #text.ytd-channel-name
      // search channel: #channel-title.ytd-channel-renderer span.ytd-channel-renderer, #info #text.ytd-channel-name
      // video playlist: #byline.ytd-playlist-panel-video-renderer
      // comment: #author-text span.ytd-comment-renderer, #name #text.ytd-channel-name
      // user video: #meta #upload-info #channel-name #text.ytd-channel-name, #owner #upload-info #channel-name #text.ytd-channel-name
      user: `#metadata #text.ytd-channel-name, #channel-info #text.ytd-channel-name, #channel-title.ytd-channel-renderer span.ytd-channel-renderer, #info #text.ytd-channel-name, #byline.ytd-playlist-panel-video-renderer, #meta #upload-info #channel-name #text.ytd-channel-name, #owner #upload-info #channel-name #text.ytd-channel-name${Values.storageComment ? ', #author-text span.ytd-comment-renderer, #name #text.ytd-channel-name' : ''}`,
      renderer: `ytd-rich-item-renderer, ytd-video-renderer, ytd-channel-renderer, ytd-playlist-renderer, ytd-movie-renderer, ytd-compact-video-renderer, ytd-compact-movie-renderer, ytd-compact-radio-renderer, ytd-compact-autoplay-renderer, ytd-compact-playlist-renderer, ytd-playlist-video-renderer, ytd-grid-video-renderer, ytd-grid-playlist-renderer, ytd-playlist-panel-video-renderer, ytd-secondary-search-container-renderer${Values.storageComment ? ', ytd-comment-renderer.ytd-comment-replies-renderer, ytd-comment-thread-renderer' : ''}`,
      userVideo: '#meta #upload-info #channel-name #text.ytd-channel-name'
   };

   /* INTERVAL FOR BLACKLISTING */

   search();
   setInterval(search, Values.storageTimer);

   /* CSS */

   $('head').append(`<style>
      #byu-is-black { display: none!important; }
      .byu-add { font-size: .8em; margin-right: .5em; cursor: pointer; color: var(--yt-brand-youtube-red, red); font-family: consolas, monospace; float: left; }
      #byu-icon { display: inline-block; position: relative; text-align: center; width: 40px; height: 24px; margin: 0 8px; font-weight: 100; }
      #byu-icon span { color: var(--yt-spec-icon-active-other); cursor: pointer; font-size: 20px; vertical-align: middle; }
      #byu-options { width: 30%; max-width: 250px; display: flex; flex-flow: row wrap; align-items: baseline; position: fixed; right: 10px; padding: 15px; text-align: center; color: var(--yt-spec-text-primary); background-color: var(--yt-spec-base-background); border: 1px solid var(--yt-spec-10-percent-layer); z-index: 99999; }
      #byu-options div { width: 50%; flex-grow: 1; box-sizing: border-box; padding: 5px; font-size: .9em; }
      #byu-save { font-size: 1.5em!important; font-weight: bold; cursor: pointer; color: var(--yt-brand-youtube-red, red); }
      #byu-pause { cursor: pointer; }
      #byu-options .byu-textarea { width: 100%; }
      #byu-options .byu-textarea span { font-size: 1.2em; width: 100%; text-align: center; font-weight: bold; }
      #byu-options .byu-textarea textarea { font-size: 1em; line-height: 1em; resize: vertical; width: 100%; padding: 4px; color: var(--yt-spec-text-primary); background-color: var(--yt-spec-badge-chip-background); box-sizing: border-box; border: 0; border-radius: 1em; }
      #byu-options .byu-textarea textarea#byu-blacklist { min-height: 6em; }
      #byu-options .byu-textarea textarea#byu-whiteklist { min-height: 4em; }
      #byu-options .byu-opt { text-align: right; padding-right: 2em; }
      #byu-options .byu-opt input { color: var(--yt-spec-text-primary); background-color: var(--yt-spec-badge-chip-background); border: 0; padding: 0 2px; height: 1.6em; line-height: 1em; vertical-align: middle; box-sizing: border-box;  margin: 0; border-radius: .5em; }
      #byu-sep { width: 1em; }
      #byu-timer { width: 5em; }
      #byu-video-page-black { position: fixed; z-index: 99999; bottom: 2em; left: 2em; width: 20%; min-width: 10em; font-size: 1.5em; padding: 1em; background: var(--yt-brand-youtube-red, red); color: #fff; border-radius: .5em; }
      #byu-notice { position: fixed; z-index: 99999; bottom: 2em; right: 2em; width: 30%; min-width: 10em; font-size: 1.2em; padding: 1.5em; color: var(--yt-brand-youtube-red, red); background: #fff; border-radius: .5em; border: 1px solid var(--yt-brand-youtube-red, red); }
      #byu-notice-close { cursor: pointer; background: var(--yt-brand-youtube-red, red); color: #fff; border-radius: .5em; padding: 0 .5em; }
   </style>`);

   /* VIDEO FIRST PAGE */

   if (Values.storageVideo && /\/watch/.test(window.location.href)) {
      let waitUserVideo = setInterval(() => {
         if ($(Where.userVideo).length) {
            clearInterval(waitUserVideo);

            let username = $(Where.userVideo).text().trim();
            if (ifMatch(username.toLowerCase())) {
               let video = $('#player video.video-stream.html5-main-video');
               video.get(0).pause();
               video.get(0).currentTime = 0;
               let pausing = setInterval(() => {
                  if (!video.get(0).paused) {
                     video.get(0).pause();
                     video.get(0).currentTime = 0;
                  }
               }, 500);
               $('body').append($(`<div id="byu-video-page-black">${username} is blacklisted</div>`));
               $('body').on('click', '.html5-main-video, .html5-video-player, .ytp-play-button, #secondary', () => clearInterval(pausing));
               setTimeout(() => {
                  $('#byu-video-page-black').remove();
                  clearInterval(pausing);
               }, 10000);
            }
         }
      }, 1000);
   }

   /* BLACKLIST MENU */

   $('body').append(`<div id="byu-options" style="display: none;">
      <div><span id="byu-save">save</span></div>
      <div><span id="byu-pause">pause</span></div>
      <div class="byu-textarea"><span>blacklist</span><textarea spellcheck="false" id="byu-blacklist">${Values.storageBlacklist.join(`${Values.storageSep} `)}</textarea></div>
      <div class="byu-textarea"><span>whitelist</span><textarea spellcheck="false" id="byu-whitelist">${Values.storageWhitelist.join(`${Values.storageSep} `)}</textarea></div>
      <div class="byu-opt" title="between usernames">separator <input id="byu-sep" type="text" maxlength="1" value="${Values.storageSep}"></div>
      <div class="byu-opt" title="hide comments">comments <input id="byu-hidecomments" type="checkbox" value="comments" ${Values.storageComment ? 'checked' : ''}></div>
      <div class="byu-opt" title="interval between new checks">timer <input id="byu-timer" type="number" min="500" max="5000" step="500" title="in milliseconds" value="${Values.storageTimer}"></div>
      <div class="byu-opt" title="if user blacklisted">pause video <input id="byu-enablepause" type="checkbox" value="pausevideo" ${Values.storageVideo ? 'checked' : ''}></div>
      <div class="byu-opt" title="always show [x]">right click add <input id="byu-enableadd" type="checkbox" value="clickadd" ${Values.storageAdd ? 'checked' : ''}></div>
   </div>`);

   // for the B wait till the masthead buttons are added
   let buttonB = $('<div id="byu-icon"><span>B</span></div>');

   let waitButton = setInterval(() => {
      if ($('#buttons').length) {
         clearInterval(waitButton);
         $('#buttons').before(buttonB);
         $('head').append(`<style>#byu-options { top:${$('#container.ytd-masthead').height()}px; }</style>`);
      }
   }, 1000);

   /* NEW VERSION NOTIFICATION */

   if (Values.storageVer !== '2.5.2') {
      Values.storageVer = '2.5.2';
      GM.setValue('byuver', Values.storageVer);
      /* $('body').append(`<div id="byu-notice">BLOCK YOUTUBE USERS [${Values.storageVer}]<br><br>--<br><br><span id="byu-notice-close">close</span></div>`);
      $('#byu-notice-close').on('click', () => $('#byu-notice').remove()); */
   }

   /* BLACKLISTING FUNCTIONS */

   // check if it needs to be blacklisted
   function ifMatch(u) {
      return (
         !Values.storageWhitelist.some(w => u === w.toLowerCase()) &&
         Values.storageBlacklist.some(b => {
            b = b.toLowerCase();
            if (b.startsWith('*')) {
               b = b.replace('*', '');
               return b && u.includes(b);
            } else {
               return u === b;
            }
         })
      );
   }

   // do the thing
   function findMatch(user, newAdd) {
      // add [x] when menu is open or always add selected
      if ((Values.menuOpen || Values.storageAdd) && !user.siblings('.byu-add').length) {
         $('<div class="byu-add">[x]</div>').insertBefore(user);
      }
      // if blacklist is paused do nothing
      if (Values.menuPause) return;
      // retrieve current username
      let username = user.text().trim().toLowerCase();
      if (!username) return;
      // if content or blacklist are changed
      if (user.data('username') !== username || newAdd) {
         user.data('username', username);
         // hide if match
         if (ifMatch(username)) {
            user.closest(Where.renderer).attr('id', 'byu-is-black');
            user.data('black', 'yes');
         // show if it was hidden with another username or deleted username from blacklist
         } else if (user.data('black')) {
            user.closest(Where.renderer).removeAttr('id');
            user.data('black', '');
         }
      }
   }

   // global search
   function search(newAdd = false) {
      $(Where.user).each(function() { findMatch($(this), newAdd); });
   }

   /* EVENT LISTENERS */

   // open/close options
   $(buttonB).on('click', openMenu);
   $(document).bind('keydown', function(e) {
      if (e.ctrlKey && e.altKey && e.key == 'b') openMenu();
   });

  function openMenu() {
      $('#byu-options').slideToggle();
      $(buttonB).css('font-weight', $(buttonB).css('font-weight') === '500' ? '' : '500');
      Values.menuOpen = !Values.menuOpen;
      if (!Values.storageAdd) {
         if (Values.menuOpen) search();
         else $('.byu-add').remove();
      }
   }

   // save changes
   $('#byu-save').on('click', function() {
      if (/[*"]|^$/.test($('#byu-sep').val())) {
         $(this).text('ERROR! separator');
      } else {
         Values.storageSep = $('#byu-sep').val();
         Values.storageTimer = Math.max(parseInt($('#byu-timer').val(), 10), 500) || 1000;
         Values.storageComment = $('#byu-hidecomments').is(':checked') ? 'yes' : '';
         Values.storageVideo = $('#byu-enablepause').is(':checked') ? 'yes' : '';
         Values.storageAdd = $('#byu-enableadd').is(':checked') ? 'yes' : '';
         Values.storageBlacklist = getArray($('#byu-blacklist').val().trim());
         Values.storageWhitelist = getArray($('#byu-whitelist').val().trim());
         GM.setValue('sep', Values.storageSep);
         GM.setValue('timer', Values.storageTimer);
         GM.setValue('hidecomments', Values.storageComment);
         GM.setValue('enablepause', Values.storageVideo);
         GM.setValue('enableadd', Values.storageAdd);
         GM.setValue('savedblocks', Values.storageBlacklist.join(`${Values.storageSep} `));
         GM.setValue('savedwhites', Values.storageWhitelist.join(`${Values.storageSep} `));
         $(this).text('saved');
         search(true);
      }
      setTimeout(() => $(this).text('save'), 2000);
   });

   // pause
   $('#byu-pause').on('click', function() {
      Values.menuPause = !Values.menuPause;
      if (Values.menuPause) {
         $('[id="byu-is-black"]').removeAttr('id');
         $(this).text('paused');
      } else {
         search(true);
         $(this).text('pause');
      }
   });

   // add usernames to blacklist
   $(document).on('click contextmenu', '.byu-add', function(e) {
      e.preventDefault();
      e.stopPropagation();

      if (TEST) {
         console.log('BYU- YOU HAVE RIGHT-CLICKED ON [X]');
         console.log('BYU- current # blacklist:', Values.storageBlacklist.length);
         console.log('BYU- element:', $(this));
      }

      let username = $(this).next().data('username');

      if (TEST) {
         console.log('BYU- username:', username);
         console.log('BYU- username already in the blacklist?', Values.storageBlacklist.includes(username));
      }

      if (!Values.storageBlacklist.includes(username)) {
         Values.storageBlacklist.push(username);
         let blacks = Values.storageBlacklist.join(`${Values.storageSep} `);
         $('#byu-blacklist').val(blacks);
         GM.setValue('savedblocks', blacks);
         search(true);
      }

      if (TEST) {
         console.log('BYU- new # blacklist:', Values.storageBlacklist.length);
         console.log('BYU- blacklist:', $('#byu-blacklist').val());
      }
   });

})(jQuery);