Userscript to add checkboxes to thepiratebay and download all selected files at once

piratebay-downloader.user.js

// ==UserScript==
// @name         The Pirate Bay - Multi-Magnet Downloader
// @namespace    http://tampermonkey.net/
// @version      1.0
// @description  Adds checkboxes and buttons to copy or download multiple magnet links at once on The Pirate Bay.
// @author       Gemini
// @match        https://thepiratebay.org/search.php*
// @match        https://thepiratebay.org/browse.php*
// @match        https://thepiratebay.org/top.php*
// @icon         https://thepiratebay.org/favicon.ico
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    // --- 1. Find the necessary elements on the page ---
    const torrentList = document.getElementById('torrents');
    const filterSection = document.querySelector('section.col-center');

    // Exit if the page structure isn't what we expect
    if (!torrentList || !filterSection) {
        console.warn('TPB Multi-Magnet: Required page elements not found.');
        return;
    }

    // --- 2. Create and inject the control panel with buttons ---
    const controlPanel = document.createElement('div');
    controlPanel.id = 'tpb-multi-dl-panel';
    controlPanel.style.cssText = `
        margin-top: 15px;
        padding: 8px;
        border: 1px solid #777;
        border-radius: 4px;
        background-color: #f4f4f4;
    `;

    // "Select All" checkbox
    const masterCheckbox = document.createElement('input');
    masterCheckbox.type = 'checkbox';
    masterCheckbox.title = 'Select or Deselect All';
    masterCheckbox.style.marginRight = '5px';
    const masterLabel = document.createElement('label');
    masterLabel.appendChild(masterCheckbox);
    masterLabel.appendChild(document.createTextNode('Select All'));
    masterLabel.style.marginRight = '20px';
    masterLabel.style.fontWeight = 'bold';

    // "Copy" button
    const copyButton = document.createElement('button');
    copyButton.textContent = 'Copy Selected Magnets';
    copyButton.style.marginRight = '10px';

    // "Download as File" button
    const downloadButton = document.createElement('button');
    downloadButton.textContent = 'Download Selected as File';

    // Add controls to the panel and inject it into the page
    controlPanel.appendChild(masterLabel);
    controlPanel.appendChild(copyButton);
    controlPanel.appendChild(downloadButton);
    filterSection.appendChild(controlPanel);

    // --- 3. Add a checkbox to each torrent result ---
    const torrentEntries = torrentList.querySelectorAll('li.list-entry');
    torrentEntries.forEach(entry => {
        const checkbox = document.createElement('input');
        checkbox.type = 'checkbox';
        checkbox.className = 'tpb-multi-dl-checkbox';
        checkbox.style.cssText = `
            margin-right: 8px;
            vertical-align: middle;
            transform: scale(1.2);
        `;

        const typeSpan = entry.querySelector('span.item-type');
        if (typeSpan) {
            // Add the checkbox to the beginning of the row
            typeSpan.prepend(checkbox);
        }
    });

    // --- 4. Define helper function to get selected links ---
    const getSelectedMagnets = () => {
        const selectedMagnets = [];
        const checkedBoxes = document.querySelectorAll('.tpb-multi-dl-checkbox:checked');
        checkedBoxes.forEach(cb => {
            const row = cb.closest('li.list-entry');
            const magnetLink = row.querySelector('a[href^="magnet:"]');
            if (magnetLink) {
                selectedMagnets.push(magnetLink.href);
            }
        });
        return selectedMagnets;
    };

    // --- 5. Add event listeners for all controls ---

    // Logic for "Select All" checkbox
    masterCheckbox.addEventListener('change', (event) => {
        const isChecked = event.target.checked;
        document.querySelectorAll('.tpb-multi-dl-checkbox').forEach(cb => {
            cb.checked = isChecked;
        });
    });

    // Logic for "Copy" button
    copyButton.addEventListener('click', () => {
        const magnets = getSelectedMagnets();
        if (magnets.length === 0) {
            alert('No torrents selected.');
            return;
        }

        const magnetString = magnets.join('\n');
        navigator.clipboard.writeText(magnetString).then(() => {
            const originalText = copyButton.textContent;
            copyButton.textContent = `✅ Copied ${magnets.length} link(s)!`;
            setTimeout(() => {
                copyButton.textContent = originalText;
            }, 2500);
        }).catch(err => {
            console.error('Failed to copy magnet links: ', err);
            alert('Could not copy links to clipboard. Please check browser permissions or console for details.');
        });
    });

    // Logic for "Download" button
    downloadButton.addEventListener('click', () => {
        const magnets = getSelectedMagnets();
        if (magnets.length === 0) {
            alert('No torrents selected.');
            return;
        }

        const magnetString = magnets.join('\n');
        const blob = new Blob([magnetString], { type: 'text/plain;charset=utf-8' });
        const url = URL.createObjectURL(blob);

        const link = document.createElement('a');
        link.href = url;
        link.download = 'tpb_magnets.txt';
        document.body.appendChild(link);
        link.click();

        // Clean up
        document.body.removeChild(link);
        URL.revokeObjectURL(url);
    });

})();