Hides sponsored posts in FB's news-feed (Sept 2021)
目前为
// ==UserScript==
// @name facebook - ad block v3
// @version 3.10
// @description Hides sponsored posts in FB's news-feed (Sept 2021)
// @author zbluebugz
// @match https://*.facebook.com/*
// @run-at document-idle
// @namespace https://gf.qytechs.cn/users/812551
// ==/UserScript==
/*
Comments:
original: https://pastebin.com/raw/vmaiA8jJ
05/09/2021: FB has changed the way sponsored posts are created - made harder to detect.
06/09/2021: Detected a couple of slight variations in how sponsored posts are created.
14/09/2021: Detected another slight variation in how sponsored posts are created.
14/09/2021: Fixed bug with getting textNode values.
18/09/2021: Detected another variation on how sponsored posts are created.
18/09/2021: Added code to detect 'Sponsored · Paid for by XYZ' (very rare - untested)
21/09/2021: Added Portuguese (requested by a user)
21/09/2021: Detected another variation on how sponsored posts are created.
22/09/2021: Detected another variation on how sponsored posts are created.
09/10/2021: Code tweaked, removed dead code.
10/10/2021: Code tweaked.
*/
(function () {
'use strict';
// *** Start of user customisations ***
// Hide certain promotional posts ... (optional)
const TOGGLE_PEOPLE_YOU_MAY_KNOW = true;
const TOGGLE_SUGGESTED_CONTENT = true;
const TOGGLE_SUGGESTED_PAGES = true ;
const TOGGLE_SUGGESTED_EVENTS = false;
const TOGGLE_PAID_PARTNERSHIP = true;
const TOGGLE_SUGGESTED_GROUPS = false;
// "Create Room" - uses the data-pagelet attribute for detection. (no language text required)
const TOGGLE_CREATE_ROOM = true;
// News Feed Keywords
// - multivalue object;
// - various words to detect ...
const SPONSORED_LIST = {
// english
'en': ['Sponsored', 'People you may know', 'Suggested for you', 'Suggested Pages', 'Suggested Events', 'Paid partnership', 'Suggested groups'],
// portuguese
'pt': ['Patrocinado', 'Pessoas que talvez conheças', 'Sugestões para ti', 'Páginas sugeridas', 'Eventos Sugeridos', 'Parceria paga', 'Grupos sugeridos']
}
// *** END OF USER CUSTOMISATIONS ***
// which language entry to use?
const SPONSORED_OBJ = SPONSORED_LIST[document.querySelector('html').getAttribute('lang')] || SPONSORED_LIST.en;
const SPONSORED_WORD = SPONSORED_OBJ[0];
// Keywords: text to find for certain promotional elements
let suggestions = [];
if(TOGGLE_PEOPLE_YOU_MAY_KNOW) suggestions.push(SPONSORED_OBJ[1]);
if(TOGGLE_SUGGESTED_CONTENT) suggestions.push(SPONSORED_OBJ[2]);
if(TOGGLE_SUGGESTED_PAGES) suggestions.push(SPONSORED_OBJ[3]);
if(TOGGLE_SUGGESTED_EVENTS) suggestions.push(SPONSORED_OBJ[4]);
if(TOGGLE_PAID_PARTNERSHIP) suggestions.push(SPONSORED_OBJ[5]);
if(TOGGLE_SUGGESTED_GROUPS) suggestions.push(SPONSORED_OBJ[6]);
// hide or highlight the selected posts
let HIDE_STYLE = (true) ? 'display:none !important' : 'border:3px dotted orange !important';
// how often to run this script (milliseconds)
const CHECK_RATE_MS = 100;
function hide(el) {
return el.setAttribute('style', HIDE_STYLE);
}
function doChanges() {
if(TOGGLE_CREATE_ROOM){
let createRoom = document.querySelector('div[data-pagelet="VideoChatHomeUnitNoDDD"]:not([adbpr])');
if(createRoom) {
createRoom.setAttribute('adbpr', true);
hide(createRoom);
}
}
function findSponsoredPosts() {
// get collection of posts, ignore those already read by this script.
let posts = Array.from(document.querySelectorAll('div[data-pagelet*="FeedUnit"]:not([adbpr])'));
if (posts.length) {
// loop through each post to see if it is a sponsored one or not
let csr ; // getComputedStyle results
let ss = 1; // sponsored structure (1 = uses aria-label, 2 = uses a tag.
let SoB = 'S'; // (S)pan or (B)old tags used for holding Sponsored letters/word
posts.forEach(
post => {
// flag this post as not to be read/processed again
post.setAttribute('adbpr', true);
// check if post is visible (other add-on(s)/extension(s) may have already hidden this post)
csr = window.getComputedStyle(post);
if (csr.display !== 'none') {
// within this unread post, find the SPAN element(s) having aria-label = Sponsored
// (usually only one is found)
let alSpans = Array.from(post.querySelectorAll('span[aria-label="' + SPONSORED_WORD + '"]'));
ss = 1;
// console.info('----:', SPONSORED_WORD, alSpans.length );
if (alSpans.length === 0) {
// try the alternative structures using the A tag; 2 x queries
alSpans = Array.from(post.querySelectorAll('a[href="#"][aria-label="label"]', 'a[aria-label="' + SPONSORED_WORD +'"]'));
ss = 2;
}
// is the word "Sponsored" visible?
let daText = '';
alSpans.forEach(sp => {
// get the next sibling from the <span aria-label="Sponsored"></span>
let nsp ;
if (ss === 1) {
// uses the span[arial-label="sponsored] structure
nsp = sp.nextSibling;
// which set of TAGs used?
SoB = 'S'; // SPAN
}
else {
// ss = 2
// - uses either "a[href=# aria-label=label]" or "a[aria-label=SPONSORED_WORD" structure
// - A tag is nested with 2 SPANs then either B or SPAN tag wrapper with lots of B/SPAN tags.
// - grab the B/SPAN tag (wrapper)
nsp = sp.firstChild.firstChild.firstChild;
// which set of TAGS used?
SoB = (nsp.tagName === 'B') ? 'B' : 'S' ;
}
// note that this sibling is a "parent" ...
// .. sometimes it has a textNode (as firstChild) ...
if (SoB === 'B') {
// uses the <b> tags structure
daText += nsp.innerText;
//console.info("--->", daText);
}
else {
// there are several SPAN having single letters - all randomised, but will make up "sponsored" when certain SPAN tags are "visible".
if (nsp.tagName === "SPAN") {
if (nsp.firstChild.tagName === 'SPAN') {
// no immediate textNode
// - nothing to do.
}
else {
csr = window.getComputedStyle(nsp);
if (csr.position === 'relative' && csr.display === 'inline') {
// visible ... (need both styles) ... grab the textNode's value.
daText += nsp.firstChild.textContent ;
}
}
}
// the "parent" has childNodes (spans) ...
nsp = nsp.firstChild;
do {
if (nsp.tagName === 'SPAN') {
csr = window.getComputedStyle(nsp);
if (csr.position === 'relative' && csr.display === 'inline') {
// visible ... (need both styles)
if (nsp.innerText.length === 1) {
daText += nsp.innerText;
}
}
}
nsp = nsp.nextSibling;
} while (nsp);
}
});
// console.info("--is Sponsored post:", daText, (SPONSORED_WORD.indexOf(daText) > -1));
// do we hide this post?
if (SPONSORED_WORD.indexOf(daText) >= 0) {
hide(post);
}
else if (suggestions.length){
// post is not sponsored, but is it one of the suggested ones?
// scan the A and SPAN tags
let els = Array.from(post.querySelectorAll('a, span'));
for (let x = 0; x < els.length; x++) {
if (suggestions.includes(els[x].textContent)) {
hide(post)
break;
}
}
}
}
}
)
}
return posts.length > 0
}
findSponsoredPosts();
}
const callback = function () {
try {
doChanges();
} catch (e) {
console.warn('facebook - ad block', e);
}
};
setInterval(callback, CHECK_RATE_MS);
})();
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