WORKING FACEBOOK AD BLOCK DECEMBER 2021

// ==UserScript==
// @name         ad block facebook
// @version      3.4
// @description  UPDATED 12/12/2021
// @updateURL    https://pastebin.com/raw/vmaiA8jJ
// @downloadURL  https://pastebin.com/raw/vmaiA8jJ
// @include      https://*.facebook.*
// @icon         https://www.google.com/s2/favicons?domain=facebook.com
// @icon64URL    https://www.google.com/s2/favicons?domain=facebook.com
// @run-at       document-idle
// ==/UserScript==

(function () { var title = "ad block facebook";
    alert('please use the new updated script https://pastebin.com/azwkJETT')
    return
    const REGIONAL_SPONSORED_TEXT = "Sponsored" /* !!!!!!!!!!!!!!!! Change this to your regional language "Sponsored" text !!!!!!!!!!!!!!!! */


    const DEBUG_MODE = false;   // Use this if you think it is blocking stuff that isn't adverts.
                                // It will make all detected adds appear completely different
                                // instead of removing them, change to true to see if it's working

    const CHECK_RATE_MS = 100;

    var add_count = 0;
    var detectedElements = []

    function mainScript() {
        function advertHandler(element){
            var timeOut = 28;
            var count = 0;
            while(count < timeOut) {
                var attribute = element.getAttribute("data-pagelet");
                if(attribute){
                    if(attribute.contains('FeedUnit')) {
                        if(DEBUG_MODE) {
                            if(!detectedElements.includes(element)) {
                                element.setAttribute('style','background:#FFFFFF !important;color:#000000 !important;width:50% !important;');
                                console.log(element, count);
                                detectedElements.push(element);
                            }
                        } else {
                            add_count++;
                            console.warn(title, 'Found', add_count, 'Adverts');
                            element.parentNode.removeChild(element);
                        }
                    }
                    return;
                } else {
                    count++;
                    element=element.parentNode;
                }
            }
        };

        Array.from(document.querySelectorAll('[role=feed]>div a[href="#"]')).forEach(
            e => {
                var advert = false;
                var link_text = e.parentNode.parentNode.parentNode.innerText.split('\n').join('');
                var sponsored = REGIONAL_SPONSORED_TEXT.toLowerCase().split('');
                var link_sponsored_check = 0;
                link_text.toLowerCase().split('').forEach(l => {link_sponsored_check += sponsored.includes(l)})
                advert = (link_sponsored_check >= sponsored.length);
                if(advert) advert = !link_text.includes(':');
                if(advert) advert = !link_text.contains('Shared with');
                if(advert) advert = link_text.length <= 35;
                if(advert) {
                    if(!e.pathname.contains("/posts/")) advertHandler(e);
                }
            }
        );

    };

      const callback = function () {
        try {
          mainScript();
        } catch (e) {
          console.error("============================================================");
          console.error(title, e);
          console.error("============================================================");
        }
     };

    setInterval(callback, CHECK_RATE_MS);
})();