Facebook Filter

Hide Facebook posts you don't wanna see.

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

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

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           Facebook Filter
// @namespace      namespace
// @author         sanhbkdn
// @icon           https://cdn3.iconfinder.com/data/icons/free-social-icons/67/facebook_circle_color-128.png
// @description    Hide Facebook posts you don't wanna see.
// @include        http://www.facebook.com/*
// @include        https://www.facebook.com/*
// @exclude        https://www.facebook.com/permalink.php*
// @grant          GM_notification
// @version 0.0.1.20180529152542
// ==/UserScript==

// Install:
// Step 1: Install TamperMonkey
// Step 2: In Chrome, go to chrome://extensions/
// Step 3: Click on TamperMonkey options
// Step 4: Go to new user script tab.
// Step 5: Paste this script into it and save.

// Notes:
// To add more keywords to the blacklist, simply add
// more elements to the blacklist array at the start of
// this script.

const keywords = [ 'giá', 'bán', 'ship', 'hàng', 'khách', 'Sở hữu', 'mụn', 'lông', 'nám', 'tóc', 'thâm'];

const len = keywords.length;

const notificationDetails = {
    text: 'Blocked',
    title: 'Facebook Filter',
    timeout: 15000,
    onclick: function() { },
};

function contains(keywords, str) {
    let indexOfMatch;
    let keyBlocked;
    for (let i = len - 1; i >= 0; i--) {
        // add spaces at before and after each word to be more precise
        // (ex: ' giá '!= 'giáo'), some words do not need extra spaces
        indexOfMatch = str.search(' ' + keywords[i].toUpperCase() + ' ');
        keyBlocked = '';
        if (indexOfMatch >= 0) {
            for(let j = 0; j < 10; j++){
                if(typeof str[indexOfMatch] === "undefined") break;
                keyBlocked += str[indexOfMatch++];
            }
            console.log("[KeyBlocked] "+ keyBlocked);
            return true;
        }
    }
    return false;
}

function hidePostsByKeywords(black_list) {
    let posts = document.getElementsByClassName('userContentWrapper');
    for (let i = posts.length - 1; i >= 0; i--) {
        if(posts[i].style.display == 'none') continue;

        let content, url;

        if(typeof(posts[i].getElementsByClassName("userContent")[0]) == 'undefined'){
            continue;
        }

        content = posts[i].getElementsByClassName("userContent")[0].textContent;
        if (contains(black_list, content.toUpperCase())) {
            url = posts[i].getElementsByClassName("_5pcq")[0].href;
            posts[i].style.display = 'none';

            notificationDetails.text = "[Blocked] " + content;
            notificationDetails.onclick = function(){
                window.open(url, '_blank');
            };
            GM_notification(notificationDetails);
        }
    }
}
window.addEventListener("DOMNodeInserted", function() { hidePostsByKeywords(keywords); }, false);