373 lines
15 KiB
JavaScript
373 lines
15 KiB
JavaScript
// ==UserScript==
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// @name MangaDex Cover Mass-Downloader
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// @namespace https://git.ponywave.de/Akamaru/Userscripts
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// @version 1.0
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// @description Lädt Cover von MangaDex im Bulk als ZIP-Datei herunter
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// @author Akamaru
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// @match https://mangadex.org/title/*
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// @grant none
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// @require https://cdnjs.cloudflare.com/ajax/libs/jszip/3.10.1/jszip.min.js
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// @updateURL https://git.ponywave.de/Akamaru/Userscripts/raw/branch/master/mangadex-cover-downloader.user.js
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// @downloadURL https://git.ponywave.de/Akamaru/Userscripts/raw/branch/master/mangadex-cover-downloader.user.js
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// ==/UserScript==
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(function() {
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'use strict';
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// Konfiguration
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const CONFIG = {
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apiBase: 'https://api.mangadex.org',
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coverBase: 'https://mangadex.org/covers'
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};
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// Warte bis Seite geladen ist
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if (document.readyState === 'loading') {
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document.addEventListener('DOMContentLoaded', init);
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} else {
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init();
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}
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function init() {
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// Prüfe ob wir auf einer Art-Seite sind
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if (!window.location.search.includes('tab=art')) {
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return;
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}
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// Warte bis die Seite vollständig geladen ist
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const checkAndAddButton = () => {
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const artSection = document.querySelector('[style*="grid-area: art"]');
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if (artSection) {
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addDownloadButton();
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} else {
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setTimeout(checkAndAddButton, 500);
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}
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};
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checkAndAddButton();
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}
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function addDownloadButton() {
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// Prüfe ob Button bereits existiert
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if (document.getElementById('cover-download-btn')) {
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return;
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}
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// Finde die Button-Container-Section
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const buttonSection = document.querySelector('[style*="grid-area: buttons"]');
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if (!buttonSection) {
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return;
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}
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// Erstelle Download-Button
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const downloadBtn = document.createElement('button');
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downloadBtn.id = 'cover-download-btn';
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downloadBtn.className = 'rounded custom-opacity relative md-btn flex items-center px-3 overflow-hidden accent';
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downloadBtn.style.cssText = 'min-height: 3rem; min-width: 3rem; margin-top: 0.5rem;';
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downloadBtn.title = 'Cover herunterladen';
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downloadBtn.innerHTML = `
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<span class="flex relative items-center justify-center font-medium select-none w-full pointer-events-none">
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<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="none" viewBox="0 0 24 24" class="icon">
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<path stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4m4-5 5 5 5-5m-5 5V3"/>
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</svg>
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</span>
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`;
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downloadBtn.addEventListener('click', showDownloadModal);
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// Füge Button zur Button-Section hinzu
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buttonSection.appendChild(downloadBtn);
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}
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function showDownloadModal() {
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// Erstelle Modal-Overlay
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const overlay = document.createElement('div');
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overlay.id = 'cover-download-modal';
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overlay.style.cssText = 'position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.7); z-index: 9999; display: flex; align-items: center; justify-content: center;';
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// Erstelle Modal-Content
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const modal = document.createElement('div');
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modal.style.cssText = 'background: #1a1d1f; color: #fff; padding: 30px; border-radius: 8px; max-width: 500px; width: 90%; box-shadow: 0 4px 20px rgba(0,0,0,0.3);';
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const title = document.createElement('h2');
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title.textContent = 'Cover herunterladen';
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title.style.cssText = 'margin: 0 0 20px 0; font-size: 24px; font-weight: bold;';
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const description = document.createElement('p');
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description.textContent = 'Gib die Volume-Nummern ein, die du herunterladen möchtest:';
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description.style.cssText = 'margin: 0 0 15px 0; color: #ccc;';
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// Input für Bereich
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const inputContainer = document.createElement('div');
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inputContainer.style.cssText = 'display: flex; gap: 10px; align-items: center; margin-bottom: 15px; justify-content: center;';
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const fromInput = document.createElement('input');
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fromInput.type = 'number';
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fromInput.placeholder = 'Von';
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fromInput.min = '1';
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fromInput.style.cssText = 'width: 80px; padding: 8px; background: #2a2d31; border: 1px solid #444; border-radius: 4px; color: #fff; text-align: center;';
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const toInput = document.createElement('input');
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toInput.type = 'number';
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toInput.placeholder = 'Bis';
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toInput.min = '1';
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toInput.style.cssText = 'width: 80px; padding: 8px; background: #2a2d31; border: 1px solid #444; border-radius: 4px; color: #fff; text-align: center;';
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inputContainer.appendChild(fromInput);
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inputContainer.appendChild(document.createTextNode('–'));
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inputContainer.appendChild(toInput);
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// Progress-Container (initially hidden)
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const progressContainer = document.createElement('div');
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progressContainer.id = 'download-progress';
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progressContainer.style.cssText = 'display: none; margin: 20px 0;';
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const progressBar = document.createElement('div');
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progressBar.style.cssText = 'width: 100%; height: 30px; background: #2a2d31; border-radius: 4px; overflow: hidden; position: relative;';
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const progressFill = document.createElement('div');
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progressFill.id = 'progress-fill';
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progressFill.style.cssText = 'height: 100%; background: linear-gradient(90deg, #4CAF50, #45a049); width: 0%; transition: width 0.3s;';
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const progressText = document.createElement('div');
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progressText.id = 'progress-text';
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progressText.style.cssText = 'position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); font-weight: bold; color: #fff;';
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progressText.textContent = '0%';
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progressBar.appendChild(progressFill);
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progressBar.appendChild(progressText);
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const statusText = document.createElement('div');
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statusText.id = 'status-text';
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statusText.style.cssText = 'margin-top: 10px; text-align: center; color: #ccc;';
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statusText.textContent = 'Lade Cover...';
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progressContainer.appendChild(progressBar);
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progressContainer.appendChild(statusText);
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// Error-Container (initially hidden)
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const errorContainer = document.createElement('div');
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errorContainer.id = 'error-container';
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errorContainer.style.cssText = 'display: none; margin: 15px 0; padding: 15px; background: #d32f2f; border-radius: 4px; color: #fff;';
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// Button-Container
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const buttonContainer = document.createElement('div');
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buttonContainer.style.cssText = 'display: flex; justify-content: flex-end; gap: 10px; margin-top: 20px;';
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const cancelBtn = document.createElement('button');
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cancelBtn.textContent = 'Abbrechen';
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cancelBtn.style.cssText = 'padding: 10px 20px; background: #444; border: none; border-radius: 4px; color: #fff; cursor: pointer; font-size: 14px;';
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cancelBtn.addEventListener('mouseover', () => cancelBtn.style.background = '#555');
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cancelBtn.addEventListener('mouseout', () => cancelBtn.style.background = '#444');
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cancelBtn.onclick = () => overlay.remove();
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const downloadBtn = document.createElement('button');
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downloadBtn.id = 'start-download-btn';
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downloadBtn.textContent = 'Herunterladen';
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downloadBtn.style.cssText = 'padding: 10px 20px; background: #4CAF50; border: none; border-radius: 4px; color: #fff; cursor: pointer; font-size: 14px; font-weight: bold;';
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downloadBtn.addEventListener('mouseover', () => downloadBtn.style.background = '#45a049');
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downloadBtn.addEventListener('mouseout', () => downloadBtn.style.background = '#4CAF50');
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downloadBtn.onclick = () => {
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const from = parseInt(fromInput.value);
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const to = parseInt(toInput.value);
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if (!from || !to || from > to) {
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showError('Bitte gültige Volume-Nummern eingeben (Von ≤ Bis).');
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return;
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}
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startDownload(from, to);
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};
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buttonContainer.appendChild(cancelBtn);
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buttonContainer.appendChild(downloadBtn);
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modal.appendChild(title);
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modal.appendChild(description);
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modal.appendChild(inputContainer);
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modal.appendChild(errorContainer);
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modal.appendChild(progressContainer);
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modal.appendChild(buttonContainer);
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overlay.appendChild(modal);
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document.body.appendChild(overlay);
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// Schließe Modal bei Klick auf Overlay
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overlay.addEventListener('click', (e) => {
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if (e.target === overlay) {
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overlay.remove();
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}
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});
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// Focus auf erstes Input
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fromInput.focus();
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}
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function showError(message) {
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const errorContainer = document.getElementById('error-container');
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if (errorContainer) {
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errorContainer.textContent = message;
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errorContainer.style.display = 'block';
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setTimeout(() => {
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errorContainer.style.display = 'none';
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}, 5000);
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}
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}
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function updateProgress(percent, statusMsg) {
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const progressContainer = document.getElementById('download-progress');
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const progressFill = document.getElementById('progress-fill');
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const progressText = document.getElementById('progress-text');
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const statusText = document.getElementById('status-text');
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if (progressContainer) {
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progressContainer.style.display = 'block';
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}
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if (progressFill) {
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progressFill.style.width = percent + '%';
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}
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if (progressText) {
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progressText.textContent = Math.round(percent) + '%';
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}
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if (statusText && statusMsg) {
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statusText.textContent = statusMsg;
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}
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}
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async function startDownload(fromVolume, toVolume) {
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// Disable download button
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const downloadBtn = document.getElementById('start-download-btn');
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if (downloadBtn) {
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downloadBtn.disabled = true;
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downloadBtn.style.opacity = '0.5';
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downloadBtn.style.cursor = 'not-allowed';
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}
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try {
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// Extrahiere Manga-ID aus URL
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const mangaId = window.location.pathname.split('/')[2];
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updateProgress(10, 'Lade Cover-Informationen...');
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// Hole Cover-Daten von API
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const response = await fetch(`${CONFIG.apiBase}/cover?manga[]=${mangaId}&limit=100`);
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if (!response.ok) {
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throw new Error('Fehler beim Laden der Cover-Daten von der API');
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}
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const data = await response.json();
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const allCovers = data.data;
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updateProgress(20, 'Filtere Cover nach Volume...');
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// Filtere Cover nach Volume-Bereich
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const selectedCovers = allCovers.filter(cover => {
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const volume = parseInt(cover.attributes.volume);
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return volume >= fromVolume && volume <= toVolume;
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});
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if (selectedCovers.length === 0) {
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throw new Error(`Keine Cover für Volume ${fromVolume}-${toVolume} gefunden.`);
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}
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// Sortiere nach Volume
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selectedCovers.sort((a, b) => {
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const volA = parseInt(a.attributes.volume);
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const volB = parseInt(b.attributes.volume);
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return volA - volB;
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});
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updateProgress(30, `Lade ${selectedCovers.length} Cover herunter...`);
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// Erstelle ZIP
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const zip = new JSZip();
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let downloadedCount = 0;
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// Download Cover
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for (const cover of selectedCovers) {
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const fileName = cover.attributes.fileName;
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const volume = cover.attributes.volume.padStart(2, '0'); // Pad with leading zeros
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const extension = fileName.split('.').pop();
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const coverUrl = `${CONFIG.coverBase}/${mangaId}/${fileName}`;
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try {
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const coverResponse = await fetch(coverUrl);
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if (!coverResponse.ok) {
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console.warn(`Fehler beim Laden von Cover ${fileName}`);
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continue;
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}
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const blob = await coverResponse.blob();
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const newFileName = `00-${volume}.${extension}`;
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zip.file(newFileName, blob);
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downloadedCount++;
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const progress = 30 + (downloadedCount / selectedCovers.length) * 60;
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updateProgress(progress, `Cover ${downloadedCount}/${selectedCovers.length} heruntergeladen...`);
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} catch (err) {
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console.error(`Fehler beim Download von ${fileName}:`, err);
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}
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}
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if (downloadedCount === 0) {
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throw new Error('Keine Cover konnten heruntergeladen werden.');
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}
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updateProgress(90, 'Erstelle ZIP-Datei...');
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// Generiere ZIP
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const zipBlob = await zip.generateAsync({
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type: 'blob',
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compression: 'DEFLATE',
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compressionOptions: { level: 6 }
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});
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updateProgress(95, 'Starte Download...');
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// Erstelle Download-Link
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const url = URL.createObjectURL(zipBlob);
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const a = document.createElement('a');
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a.href = url;
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// Hole Manga-Titel für Dateinamen
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const titleElement = document.querySelector('[style*="grid-area: title"] p');
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const mangaTitle = titleElement ? titleElement.textContent.trim().replace(/[^a-z0-9]/gi, '_') : 'manga';
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a.download = `${mangaTitle}_covers_vol${fromVolume}-${toVolume}.zip`;
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document.body.appendChild(a);
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a.click();
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document.body.removeChild(a);
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URL.revokeObjectURL(url);
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updateProgress(100, `Download abgeschlossen! ${downloadedCount} Cover heruntergeladen.`);
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// Schließe Modal nach 2 Sekunden
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setTimeout(() => {
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const modal = document.getElementById('cover-download-modal');
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if (modal) {
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modal.remove();
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}
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}, 2000);
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} catch (error) {
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console.error('Download-Fehler:', error);
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showError(`Fehler: ${error.message}`);
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// Re-enable download button
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if (downloadBtn) {
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downloadBtn.disabled = false;
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downloadBtn.style.opacity = '1';
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downloadBtn.style.cursor = 'pointer';
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}
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// Hide progress
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const progressContainer = document.getElementById('download-progress');
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if (progressContainer) {
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progressContainer.style.display = 'none';
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}
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}
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}
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})();
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