AtCoder Anonymizer

Hide your name on each page

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         AtCoder Anonymizer
// @namespace    http://atcoder.jp/
// @version      0.1
// @description  Hide your name on each page
// @author       Anonymous
// @match        https://atcoder.jp/*
// @grant        none
// @run-at       document-end
// ==/UserScript==

(function() {
    'use strict';

    const userScreenName = window.userScreenName;
    const pattern = new RegExp(userScreenName, "g");
    const replacement = "Anonymous";

    function traverse(startNode) {
        const stack = [startNode];
        while (stack.length > 0) {
            const node = stack.pop();
            if (node.nodeType == node.TEXT_NODE) {
                node.textContent = node.textContent.replace(pattern, replacement);
            } else {
                for (const childNode of node.childNodes) {
                    stack.push(childNode);
                }
            }
        }
    }

    const observer = new MutationObserver(records => {
        for (const record of records) {
            for (const node of record.addedNodes) {
                traverse(node);
            }
        }
    });

    traverse(document);
    observer.observe(document, {
        childList: true,
        subtree: true,
    });
})();