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Hide Bot Comments

Removes comments made by bots on websites such as YouTube.

当前为 2022-05-15 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name         Hide Bot Comments
  3. // @namespace    https://theusaf.org
  4. // @version      1.7.6
  5. // @description  Removes comments made by bots on websites such as YouTube.
  6. // @author       theusaf
  7. // @match        https://www.youtube.com/**
  8. // @match        https://www.facebook.com/plugins/comments.php*
  9. // @match        https://www.facebook.com/plugins/feedback.php*
  10. // @copyright    2022 theusaf
  11. // @license      MIT
  12. // @grant        none
  13. // ==/UserScript==
  14.  
  15. const SITES = Object.freeze({
  16.     YOUTUBE: {
  17.       checks: [
  18.         // starts with too much whitespace
  19.         /^\s{2,}/,
  20.         // only links and other punctuation
  21.         /^(\s*@.+)?\s*(https:\/\/[^\s]+)(https:\/\/[^\s]+|\n.\s])+$/,
  22.         // all caps and a link
  23.         /^(\s*@.+)?\s*[A-Z\s\r\n!]*https:\/\/[^\s]+[A-Z\s\r\n!]*$/,
  24.         // A link and a random message afterwards
  25.         /^(\s*@.+)?\s*https:\/\/[^\s]+(\n|.|\s)*(It'll blow your mind\.|[dD]on'?t [mM]iss|Bots for u|Finally|💜|fax|only until|Bots are|:]|\.\.?\.$|I found it :|Do not miss this|:)|Ye[sp] ¤? (true|exactly)/i,
  26.         // word + link
  27.         /^(\s*@.+)?\s*(This|[Ww]ow!?)\s*https:\/\/[^\s]+/,
  28.         // phrase + line + link
  29.         /(is a brain burner.*|Finally it's here\.?|deceives.*subscribers:\.{1,}|you .*will never love.*|[\u0401\u0451\u0410-\u044f,.:]{15,}.*|HOW STRONG IS KETTLE\?!|EXPOSED:|IS FREAK!|IS GARBAGE!{1,}|shocking truth.*|his subscribers.*|will stop watching.*|yes\.?|THE GAME.*|After watching this video you will never love.*)(\n|\s)(\n|.)*https:\/\/[^\s]+/,
  30.         // link + random "word"
  31.         /^(\s*@.+)?\s*https:\/\/[^\s]+\s*[a-z]+\s*$/,
  32.         // link with a star at the end??
  33.         /https:\/\/youtu.be\/\w+\*/,
  34.         // ...
  35.         /SWEET-GIRL|HOTGIRL|PRIVATE S\*X|over 18|Anna is a beautiful girl/i,
  36.         // suspicious websites
  37.         /beautyzone\.\w+|\.cam|lust\.\w+|\.host|\.uno|\.fun|asian\w*\.\w+|\w*teen\.\w+/i,
  38.         // too many "-"
  39.         /-{5,}/,
  40.         // single, somewhat strange word
  41.         /^(Hii|Ye|Bruhh|Aawww?)$/,
  42.         // common phrase
  43.         / (● ´ω ｀ ●) ✨💕|I can read you mind brother|SPECIAL FOR YOU|l1ke my v1deo|small channel trying to grow| YouT\*ber|MY CONTENT|MY NAME|at my profile|My video|pedophile😱|MY WORLD RECORD|(^Yes.{0,5}$)|said this to a fan|Read my name|[Mm]y mom.*subscribers|literally begging|MY VIDEOS?|my playlist|fucking cringe|[Dd][Oo][Nn]'?[Tt] read my name/,
  44.         // replies to bots
  45.         /@Don'?t read my|^(ro)?bot+$/i,
  46.         // upside down chars
  47.         /[ㄥϛㄣƐᄅƖ⅄Λ∩┴ɹԀ˥ʞſפℲƎƆ∀ʎʍʌʇɹɯʞɾᴉɥƃɟǝɔɐ]/,
  48.         // just a single, weird character
  49.         /^.$/,
  50.         // invisible characters
  51.         /[\u200e]/u,
  52.         (text) => {
  53.           const charSets = [
  54.             {
  55.               regex: /[\u{fe27}-\u{fe2f}\u{1df5}-\u{1dff}\u{1dc0}-\u{1de6}\u{1ab0}-\u{1abe}\u{0300}-\u{0333}\u{0339}-\u{033f}\u{0346}-\u{034a}\u{034b}-\u{034e}\u{0350}-\u{0357}\u{0358}-\u{035b}]/gu, // weird combining characters
  56.               matchPercent: 0.4
  57.             },
  58.             {
  59.               regex: /[ᴀʙᴄᴅᴇғɢʜɪᴊᴋʟᴍɴᴏᴘᴏ̨ʀsᴛᴜᴠᴡxʏᴢ\s]/g,
  60.               matchPercent: 0.5
  61.             },
  62.             {
  63.               regex: /[\u{1D538}-\u{1D56B}\u{1D400}-\u{1D433}]/gu, // math letter symbols
  64.               matchPercent: 0.3
  65.             }
  66.           ];
  67.           for (const check of charSets) {
  68.             const { regex, matchPercent } = check,
  69.               matches = text.match(regex)?.length ?? 0;
  70.             if (matches / text.length > matchPercent && text.length > 10) {
  71.               return true;
  72.             }
  73.           }
  74.         }
  75.       ]
  76.     },
  77.     FACEBOOK_EMBED: {
  78.       checks: [
  79.         // "Easy cash" scams
  80.         /easy cash|work online|real passive income/,
  81.         // Scammy manga sites
  82.         /(must check this out|read more:|300 or more chapters|\*{1,} SPOILER ALERT \*{1,}|FREE (TO|FOR) READ).*(\n\s)*(https?:\/\/[^\s]+|\n.\s])+/
  83.       ],
  84.       options: {
  85.         initialScan: () => {
  86.           return document.querySelectorAll(".clearfix");
  87.         }
  88.       }
  89.     }
  90.   }),
  91.   site = getCurrentSite(),
  92.   commentMutationListener = new MutationObserver((mutations) => {
  93.     for (const mutation of mutations) {
  94.       for (const node of mutation.addedNodes) {
  95.         const text = getCommentText(node, site);
  96.         if (text) {
  97.           if (isCommentLikelyBotComment(text, site)) {
  98.             node.style.display = "none";
  99.           }
  100.         }
  101.       }
  102.     }
  103.   });
  104.  
  105. commentMutationListener.observe(document.body, {
  106.   subtree: true,
  107.   childList: true
  108. });
  109.  
  110. /**
  111.  * Determines whether a comment is likely spam.
  112.  *
  113.  * @param {String} text The comment's content
  114.  * @param {Object} site The website the comment is from
  115.  * @return {Boolean}
  116.  */
  117. function isCommentLikelyBotComment(text, site) {
  118.   for (const check of site.checks) {
  119.     if (typeof check === "function") {
  120.       if (check(text)) {
  121.         console.log("Filter Check Failed");
  122.         console.log(text);
  123.         return true;
  124.       }
  125.     } else {
  126.       // assume regex
  127.       if (check.test(text)) {
  128.         console.log("Regex Check Failed");
  129.         console.log(check);
  130.         console.log(text);
  131.         return true;
  132.       }
  133.     }
  134.   }
  135.   return false;
  136. }
  137.  
  138. function getCommentText(node, site) {
  139.   switch (site) {
  140.     case SITES.YOUTUBE: {
  141.       if (node.nodeName === "YTD-COMMENT-RENDERER") {
  142.         return node.querySelector("#content-text").textContent;
  143.       }
  144.       break;
  145.     }
  146.     case SITES.FACEBOOK_EMBED: {
  147.       if (node.classList?.contains("clearfix")) {
  148.         try {
  149.           return node?.lastElementChild
  150.             .lastElementChild
  151.             .lastElementChild
  152.             .firstElementChild
  153.             .children[1]
  154.             .textContent;
  155.         } catch (err) {
  156.           return null;
  157.         }
  158.       }
  159.     }
  160.   }
  161.   return null;
  162. }
  163.  
  164. function getCurrentSite() {
  165.   switch (location.hostname) {
  166.     case "www.youtube.com": {
  167.       return SITES.YOUTUBE;
  168.     }
  169.     case "www.facebook.com": {
  170.       return SITES.FACEBOOK_EMBED;
  171.     }
  172.   }
  173. }
  174.  
  175. if (site.options?.initialScan) {
  176.   const items = site.options.initialScan();
  177.   for (const node of items) {
  178.     const text = getCommentText(node, site);
  179.     if (text) {
  180.       if (isCommentLikelyBotComment(text, site)) {
  181.         node.style.display = "none";
  182.       }
  183.     }
  184.   }
  185. }