Copy ASF Code Button

Adds a button to copy ASF code to clipboard

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

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

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

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

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

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

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.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Copy ASF Code Button
// @namespace    http://tampermonkey.net/
// @version      1.01
// @description  Adds a button to copy ASF code to clipboard
// @author       祈之羽
// @match        https://keylol.com/*
// @grant        GM_setClipboard
// @license      MIT
// ==/UserScript==

(function() {
    'use strict';
    var hasSteamAppPaths = Array.from(document.querySelectorAll('a[href]')).some(link => link.href.includes('store.steampowered.com/app/'));
    if (hasSteamAppPaths) {
        var copyButton = document.createElement('button');
        copyButton.innerHTML = 'Copy ASF Code';
        copyButton.style.position = 'fixed';
        copyButton.style.top = '20px';
        copyButton.style.left = '20px';
        copyButton.style.zIndex = '9999';
        copyButton.addEventListener('click', function() {
            var links = document.querySelectorAll('a[href]');
            var numbers = new Set();
            links.forEach(function(link) {
                var match = link.href.match(/store\.steampowered\.com\/app\/(\d+)/);
                if (match) {
                    numbers.add(match[1]);
                }
            });
            var asfCode = '!addlicense asf ' + Array.from(numbers).map(number => 'a/' + number).join(',');
            GM_setClipboard(asfCode);
            alert('ASF code copied to clipboard!');
        });
        document.body.appendChild(copyButton);
    }
})();