Snahp base64 decoder

This script detects base64 encoded urls present in snahp pages and decodes them automatically without having to go to other websites :)
Zainstaluj skrypt ?
Zadaj pytanie, napisz recenzję, lub zgłoś ten skrypt.
Wrap lines
// ==UserScript==
// @name         Snahp base64 decoder
// @match        https://*.snahp.*/viewtopic.php*
// @match        https://fora.snahp.eu/viewtopic.php*
// @icon         https://cdn-icons-png.flaticon.com/512/2362/2362269.png
// @description  This script detects base64 encoded urls present in snahp pages and decodes them automatically without having to go to other websites :)
// @version      0.1.1
// @grant        none
// @namespace https://greasyfork.org/users/1581837
// ==/UserScript==

(function() {
    'use strict';

    console.log("Snahp URL Decoder: Script engaged");

    async function copy_text(e) {
        const text = e.target.innerText;
        try {
            await navigator.clipboard.writeText(text);
            console.log('Text copied to clipboard');
            const originalColor = e.target.style.color;
            e.target.style.color = '#4CAF50';
            setTimeout(() => {
                e.target.style.color = originalColor;
            }, 1000);
        } catch (err) {
            console.error('Failed to copy: ', err);
        }
    }

    function tryDecode(element) {
        const originalText = element.innerText.trim();
        if (!originalText) return;

        try {
            // Basic base64 validation (alphanumeric, +, /, and = padding)
            if (/^[a-zA-Z0-9+/]*={0,2}$/.test(originalText) && originalText.length > 4) {
                const decoded = atob(originalText);
                if (decoded && decoded.includes('://')) { // Simple check for URL-like content
                    element.innerText = decoded;
                    element.onclick = copy_text;
                    element.style.cursor = "pointer";
                    element.style.fontWeight = "bold";
                    element.style.color = "#007bff";
                    element.title = "Click to copy decoded URL";
                }
            }
        } catch (error) {
            // Not base64 or other error
        }
    }

    // Process code tags
    document.querySelectorAll("code").forEach(tryDecode);

    // Process dd tags (common in forum posts)
    document.querySelectorAll("dd").forEach(tryDecode);

})();