Manga and novel downloader for bookwalker.jp
// ==UserScript== // @name BookwalkerDownloader // @namespace https://github.com/Timesient/manga-download-scripts // @version 0.8 // @license GPL-3.0 // @author Timesient // @description Manga and novel downloader for bookwalker.jp // @icon https://bookwalker.jp/favicon.ico // @homepageURL https://greasyfork.org/scripts/451859-bookwalkerdownloader // @supportURL https://github.com/Timesient/manga-download-scripts/issues // @match https://viewer.bookwalker.jp/*/*/viewer.html* // @match https://viewer-subscription.bookwalker.jp/*/*/viewer.html* // @match https://pcreader.bookwalker.com.tw/*/*/viewer.html* // @require https://unpkg.com/[email protected]/dist/axios.min.js // @require https://unpkg.com/[email protected]/dist/jszip.min.js // @require https://unpkg.com/[email protected]/dist/FileSaver.min.js // @require https://update.greasyfork.org/scripts/451810/1398192/ImageDownloaderLib.js // @require https://update.greasyfork.org/scripts/451811/1096709/PublusConfigDecoder.js // @require https://update.greasyfork.org/scripts/451814/1159347/PublusPage.js // @require https://update.greasyfork.org/scripts/451813/1128858/PublusNovelPage.js // @grant GM_info // @grant GM_xmlhttpRequest // ==/UserScript== (async function(axios, JSZip, saveAs, ImageDownloader, PublusConfigDecoder, PublusPage, PublusNovelPage) { 'use strict'; // collect parameters for API requests const cid = new URL(window.location.href).searchParams.get('cid'); const BID = window.localStorage['NFBR.Global/BrowserId']; const cr = await new Promise(async resolve => { const targetScriptURL = document.querySelector('script[src$=getLoader]').src; const scriptString = await axios.get(targetScriptURL).then(res => res.data); const functionBodyString = scriptString.match(/function\(\)\{(?<body>let.*'\d{4,}';)\}/).groups.body; resolve(new Function(functionBodyString)()); }); // get auth data by API const apiURL = ({ 'viewer.bookwalker.jp': `https://viewer.bookwalker.jp/browserWebApi/c?cid=${cid}&BID=${BID}&cr=${cr}`, 'viewer-subscription.bookwalker.jp': `https://viewer-subscription.bookwalker.jp/browserWebApi3/c?cid=${cid}&BID=${BID}&cr=${cr}`, 'pcreader.bookwalker.com.tw': `https://pcreader.bookwalker.com.tw/browserWebApi/c?cid=${cid}&BID=${BID}&cr=${cr}` })[window.location.host]; // get auth data, and renew it every 30 seconds, since it will expire in 60 seconds let authData = await axios.get(apiURL).then(res => res.data); setInterval(async () => { authData = await axios.get(apiURL).then(res => res.data); }, 30 * 1000); // get pages const { encodedConfig, isNovel } = await Promise.any([getEncodedConfig(''), getEncodedConfig('normal_default/')]); const decodedConfig = PublusConfigDecoder.decode(JSON.stringify(encodedConfig)); const pages = decodedConfig[0].configuration.contents.map(pageInfo => { const pageConfig = decodedConfig[0][pageInfo.file]; return (isNovel ? PublusNovelPage : PublusPage).init(pageInfo.index, pageInfo.file, pageConfig, axios, decodedConfig[4], decodedConfig[5], decodedConfig[6], authData.url); }).flat(); // setup ImageDownloader ImageDownloader.init({ maxImageAmount: pages.length, getImagePromises, title: authData.cti, imageSuffix: 'jpeg', zipOptions: { base64: true } }); // collect promises of image function getImagePromises(startNum, endNum) { return pages .slice(startNum - 1, endNum) .map(page => page.getImage(authData.auth_info) .then(imageBase64 => imageBase64.replace('data:image/jpeg;base64,', '')) .then(ImageDownloader.fulfillHandler) .catch(ImageDownloader.rejectHandler) ); } // get promise of encoded config function getEncodedConfig(addon) { return axios({ method: 'GET', url: `${authData.url}${addon}configuration_pack.json?cfg=1&${new URLSearchParams(authData.auth_info)}` }).then(res => ({ encodedConfig: res.data, isNovel: addon === 'normal_default/' })); } })(axios, JSZip, saveAs, ImageDownloader, PublusConfigDecoder, PublusPage, PublusNovelPage);
