Convert Binary to Text on Facebook Posts

Convert binary text to readable text on Facebook posts.

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         Convert Binary to Text on Facebook Posts
// @namespace    http://tampermonkey.net/
// @version      0.5
// @description  Convert binary text to readable text on Facebook posts.
// @match        https://www.facebook.com/*/posts/*
// @grant        none
// @run-at       document-end
// ==/UserScript==

(function() {
    'use strict';

    // Check if the text content is binary
    function isBinaryString(str) {
        return /^[01\s]+$/.test(str);
    }

    // Convert binary string to text
    function binaryToText(binaryStr) {
        let text = '';
        binaryStr = binaryStr.replace(/\s+/g, ''); // Remove any whitespace
        for (let i = 0; i < binaryStr.length; i += 8) {
            let byte = binaryStr.slice(i, i + 8);
            text += String.fromCharCode(parseInt(byte, 2));
        }
        return text;
    }

    // Process and convert binary text nodes
    function processTextNodes(rootNode) {
        const walker = document.createTreeWalker(rootNode, NodeFilter.SHOW_TEXT, null, false);
        let node;
        while (node = walker.nextNode()) {
            let textContent = node.textContent.trim();
            if (textContent.length > 0 && isBinaryString(textContent)) {
                node.textContent = binaryToText(textContent);
            }
        }
    }

    // Function to process the whole page
    function processPage() {
        processTextNodes(document.body);
    }

    // Run the processPage function every second
    const intervalId = setInterval(() => {
        processPage();
    }, 1000);

    // Clear the interval when the page is unloaded
    window.addEventListener('beforeunload', () => {
        clearInterval(intervalId);
    });

    // Initial processing
    processPage();
})();