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batch download for downloads.khinsider.com originalsoundtracks
// ==UserScript==
// @name khinsider batch downloader
// @name:zh-TW khinsider 批量下載器
// @namespace https://blog.maple3142.net/
// @description batch download for downloads.khinsider.com originalsoundtracks
// @description:zh-TW 批量下載 downloads.khinsider.com 的原聲帶
// @version 0.2.0
// @author maple3142
// @match https://downloads.khinsider.com/game-soundtracks/album/*
// @require https://cdn.jsdelivr.net/npm/web-streams-polyfill@2.0.2/dist/ponyfill.min.js
// @require https://cdn.jsdelivr.net/npm/streamsaver@2.0.3/StreamSaver.min.js
// @require https://cdn.jsdelivr.net/gh/maple3142/StreamSaver.js/examples/zip-stream.min.js
// @license MIT
// @connect 23.237.126.42
// @grant GM_xmlhttpRequest
// ==/UserScript==
function download(url) {
return new Promise((resolve, reject) => {
GM_xmlhttpRequest({
method: 'GET',
url,
responseType: 'blob',
onload: res => resolve(res.response)
})
})
}
let started = false
$('a:contains("click to download")').on('click', async e => {
e.preventDefault()
$(e.target).text("Don't close this tab until download complete.")
if (started) return
started = true
const title = $('h2')[0].textContent
const files = $('tr>td.clickable-row:not([align])')
.toArray()
.map(el =>
$(el)
.find('a')
.attr('href')
)
.map(url => {
const obj = {}
obj.pageUrl = url
obj.blobPromise = fetch(url)
.then(r => r.text())
.then(html => {
obj.url = $(html)
.find('a:contains("Click here to download as MP3")')
.attr('href')
obj.name = decodeURIComponent(obj.url.split('/').pop())
return download(obj.url)
})
return obj
})
const ws = streamSaver.createWriteStream(title + '.zip')
new ZIP({
async pull(ctrl) {
const f = files.shift()
const stream = new Response(await f.blobPromise).body
ctrl.enqueue({ name: f.name, stream: () => stream })
if (files.length === 0) ctrl.close()
}
})
.pipeTo(ws)
.then(console.log, console.error)
})