Hide Bot Comments

Removes comments made by bots on websites such as YouTube.

Verze ze dne 27. 03. 2022. Zobrazit nejnovější verzi.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

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

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

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.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name         Hide Bot Comments
// @namespace    https://theusaf.org
// @version      1.7.4
// @description  Removes comments made by bots on websites such as YouTube.
// @author       theusaf
// @match        https://www.youtube.com/**
// @match        https://www.facebook.com/plugins/comments.php*
// @match        https://www.facebook.com/plugins/feedback.php*
// @copyright    2022 theusaf
// @license      MIT
// @grant        none
// ==/UserScript==

const SITES = Object.freeze({
    YOUTUBE: {
      checks: [
        // starts with too much whitespace
        /^\s{2,}/,
        // only links and other punctuation
        /^(\s*@.+)?\s*(https:\/\/[^\s]+)(https:\/\/[^\s]+|\n.\s])+$/,
        // all caps and a link
        /^(\s*@.+)?\s*[A-Z\s\r\n!]*https:\/\/[^\s]+[A-Z\s\r\n!]*$/,
        // A link and a random message afterwards
        /^(\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)|(...?$))/i,
        // word + link
        /^(\s*@.+)?\s*(This|[Ww]ow!?)\s*https:\/\/[^\s]+/,
        // phrase + line + link
        /(is a brain burner.*|Finally it's here\.?|deceives.*subscribers:\.{1,}|you .*will never love.*|[\u0401\u0451\u0410-\u044f,.:]{15,}.*|EXPOSED:|IS FREAK!|IS GARBAGE!{1,}|shocking truth.*|his subscribers.*|will stop watching.*|yes\.?|THE GAME.*|After watching this video you will never love.*)(\n|\s)(\n|.)*https:\/\/[^\s]+/,
        // link + random "word"
        /^(\s*@.+)?\s*https:\/\/[^\s]+\s*[a-z]+\s*$/,
        // link with a star at the end??
        /https:\/\/youtu.be\/\w+\*/,
        // ...
        /SWEET-GIRL|PRIVATE S\*X|over 18|Anna is a beautiful girl/i,
        // suspicious websites
        /beautyzone\.\w+|\.cam|lust\.\w+|\.host|\.uno|asian\w*\.\w+|\w*teen\.\w+/i,
        // too many "-"
        /-{5,}/,
        // single, somewhat strange word
        /^(Hii|Ye|Bruhh|Aawww?)$/,
        // common phrase
        / (● ´ω ` ●) ✨💕|I can read you mind brother|SPECIAL FOR YOU|l1ke my v1deo|small channel trying to grow| YouT\*ber|MY CONTENT|MY NAME|My video|pedophile😱|MY WORLD RECORD|(^Yes.{0,5}$)|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/,
        // replies to bots
        /@Don'?t read my|^(ro)?bot+$/i,
        // upside down chars
        /[ㄥϛㄣƐᄅƖ⅄Λ∩┴ɹԀ˥ʞſפℲƎƆ∀ʎʍʌʇɹɯʞɾᴉɥƃɟǝɔɐ]/,
        // just a single, weird character
        /^.$/,
        // invisible characters
        /[\u200e]/u,
        (text) => {
          const charSets = [
            {
              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
              matchPercent: 0.4
            },
            {
              regex: /[ᴀʙᴄᴅᴇғɢʜɪᴊᴋʟᴍɴᴏᴘᴏ̨ʀsᴛᴜᴠᴡxʏᴢ\s]/g,
              matchPercent: 0.5
            },
            {
              regex: /[\u{1D538}-\u{1D56B}\u{1D400}-\u{1D433}]/gu, // math letter symbols
              matchPercent: 0.3
            }
          ];
          for (const check of charSets) {
            const { regex, matchPercent } = check,
              matches = text.match(regex)?.length ?? 0;
            if (matches / text.length > matchPercent && text.length > 10) {
              return true;
            }
          }
        }
      ]
    },
    FACEBOOK_EMBED: {
      checks: [
        // "Easy cash" scams
        /easy cash|work online|real passive income/,
        // Scammy manga sites
        /(must check this out|read more:|300 or more chapters|\*{1,} SPOILER ALERT \*{1,}|FREE (TO|FOR) READ).*(\n\s)*(https?:\/\/[^\s]+|\n.\s])+/
      ],
      options: {
        initialScan: () => {
          return document.querySelectorAll(".clearfix");
        }
      }
    }
  }),
  site = getCurrentSite(),
  commentMutationListener = new MutationObserver((mutations) => {
    for (const mutation of mutations) {
      for (const node of mutation.addedNodes) {
        const text = getCommentText(node, site);
        if (text) {
          if (isCommentLikelyBotComment(text, site)) {
            node.style.display = "none";
          }
        }
      }
    }
  });

commentMutationListener.observe(document.body, {
  subtree: true,
  childList: true
});

/**
 * Determines whether a comment is likely spam.
 *
 * @param {String} text The comment's content
 * @param {Object} site The website the comment is from
 * @return {Boolean}
 */
function isCommentLikelyBotComment(text, site) {
  for (const check of site.checks) {
    if (typeof check === "function") {
      if (check(text)) {
        console.log("Filter Check Failed");
        console.log(text);
        return true;
      }
    } else {
      // assume regex
      if (check.test(text)) {
        console.log("Regex Check Failed");
        console.log(check);
        console.log(text);
        return true;
      }
    }
  }
  return false;
}

function getCommentText(node, site) {
  switch (site) {
    case SITES.YOUTUBE: {
      if (node.nodeName === "YTD-COMMENT-RENDERER") {
        return node.querySelector("#content-text").textContent;
      }
      break;
    }
    case SITES.FACEBOOK_EMBED: {
      if (node.classList?.contains("clearfix")) {
        try {
          return node?.lastElementChild
            .lastElementChild
            .lastElementChild
            .firstElementChild
            .children[1]
            .textContent;
        } catch (err) {
          return null;
        }
      }
    }
  }
  return null;
}

function getCurrentSite() {
  switch (location.hostname) {
    case "www.youtube.com": {
      return SITES.YOUTUBE;
    }
    case "www.facebook.com": {
      return SITES.FACEBOOK_EMBED;
    }
  }
}

if (site.options?.initialScan) {
  const items = site.options.initialScan();
  for (const node of items) {
    const text = getCommentText(node, site);
    if (text) {
      if (isCommentLikelyBotComment(text, site)) {
        node.style.display = "none";
      }
    }
  }
}