Album Downloader for v2ph.com. After logging in and opening the album page, click the "Download all images" option in the script menu to start downloading.
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// ==UserScript==
// @name V2PH Album Downloader
// @namespace https://greasyfork.org/zh-CN/users/220174-linepro
// @match https://www.v2ph.com/album/*
// @grant GM_download
// @grant GM_xmlhttpRequest
// @grant GM_registerMenuCommand
// @grant GM_unregisterMenuCommand
// @grant GM_addStyle
// @version 1.2
// @author LinePro
// @license MIT
// @description Album Downloader for v2ph.com. After logging in and opening the album page, click the "Download all images" option in the script menu to start downloading.
// @run-at document-idle
// @require https://update.greasyfork.org/scripts/473358/1237031/JSZip.js
// @require https://cdn.jsdelivr.net/npm/idb-keyval@6/dist/umd.js
// ==/UserScript==
(async () => {
const jQuery = unsafeWindow.jQuery;
GM_addStyle(`
.spinner-border {
display: inline-block;
width: 1.25rem;
height: 1.25rem;
vertical-align: -.125em;
border: .175em solid currentColor;
border-right-color: transparent;
border-radius: 50%;
-webkit-animation: .75s linear infinite spinner-border;
animation: .75s linear infinite spinner-border
}
.sr-only {
position: absolute;
width: 1px;
height: 1px;
padding: 0;
margin: -1px;
overflow: hidden;
clip: rect(0,0,0,0);
white-space: nowrap;
border: 0
}
.modal-loading {
margin-left: 0.5rem;
}
`);
class BootStrap4Model {
constructor(title = 'Modal', text = '') {
const wrap = (() => {
const modal = document.createElement('div');
modal.className = 'modal';
modal.setAttribute('tabindex', '-1');
modal.dataset.backdrop = 'static';
modal.dataset.keyboard = 'false';
const modalDialog = document.createElement('div')
modalDialog.className = 'modal-dialog';
const modalContent = document.createElement('div')
modalContent.className = 'modal-content';
const modalHeader = document.createElement('div');
modalHeader.className = 'modal-header';
const modalTitle = document.createElement('h5');
this.modalTitle = modalTitle;
modalTitle.className = 'modal-title';
modalTitle.innerText = title;
const modalLoading = document.createElement('div');
this.modalLoading = modalLoading;
modalLoading.className = 'modal-loading spinner-border';
modalLoading.style.display = 'none';
modalLoading.setAttribute('role', 'status');
const modalLoadingSpan = document.createElement('span');
modalLoadingSpan.className = 'sr-only';
modalLoadingSpan.innerText = 'Loading...';
modalLoading.appendChild(modalLoadingSpan);
modalTitle.appendChild(modalLoading);
modalHeader.appendChild(modalTitle);
const modalBody = document.createElement('div');
this.modalBody = modalBody;
modalBody.className = 'modal-body';
modalBody.innerText = text;
const modalFooter = document.createElement('div');
modalFooter.className = 'modal-footer';
const closeBtn = document.createElement('button');
this.closeBtn = closeBtn;
closeBtn.className = 'btn btn-danger';
closeBtn.setAttribute('data-dismiss', 'modal');
closeBtn.innerText = 'Close';
modalFooter.appendChild(closeBtn);
modalContent.appendChild(modalHeader);
modalContent.appendChild(modalBody);
modalContent.appendChild(modalFooter);
modalDialog.appendChild(modalContent);
modal.appendChild(modalDialog);
return modal;
})();
document.body.appendChild(wrap);
this.wrap = wrap;
}
show() {
jQuery(this.wrap).modal('show');
}
hide() {
jQuery(this.wrap).modal('hide');
}
setTitle(title) {
this.modalTitle.innerText = title;
}
setText(text) {
this.modalBody.innerText = text;
}
setLoading(loading) {
this.modalLoading.style.display = loading ? '' : 'none';
}
setCloseBtn(text, callback) {
this.closeBtn.innerText = text;
this.closeBtn.onclick = callback;
}
}
const getPageFromUrl = (url) => {
const search = new URL(url).searchParams;
const page = search.get("page");
if (page) {
return parseInt(page);
}
return 1;
}
const fetch = (url) => {
return new Promise((resolve, reject) => {
GM_xmlhttpRequest({
method: "GET",
url: url,
headers: {
Referer: location.href
},
responseType: 'blob',
onload: response => resolve(response.response),
onerror: error => reject(error)
});
});
}
const downloadingStatus = await idbKeyval.get("downloadingStatus");
const downloadingAlbumId = downloadingStatus?.albumId;
const downloadingPage = downloadingStatus?.page;
const currentAlbumId = location.pathname.split("/").pop();
const page = getPageFromUrl(location.href);
const registerMenu = () => {
const caption = 'Download all images';
GM_registerMenuCommand(caption, async () => {
GM_unregisterMenuCommand(caption);
if (page !== 1) {
await idbKeyval.set("downloadingStatus", {
albumId: currentAlbumId,
page: 1
});
location.search = '';
} else {
await startDownload();
}
});
};
const startDownload = async () => {
let cancelled = false;
const modal = new BootStrap4Model('Downloading');
modal.show();
modal.setCloseBtn('Cancel', async () => {
cancelled = true;
await idbKeyval.clear();
registerMenu();
});
const values = [];
let index = 1;
const imgList = document.querySelectorAll("img.album-photo");
for (const element of imgList) {
const url = element.dataset.src;
const fileName = url.split("/").pop();
modal.setText(`Downloading ${page}-${index}-${fileName}...`);
modal.setLoading(true);
const blob = await fetch(url);
values.push({
name: `${page}-${index++}-${fileName}`,
blob
});
await new Promise(resolve => setTimeout(resolve, 500));
if (cancelled) {
return;
}
}
await idbKeyval.set(`page-${page}`, values);
const lastPageUrl = document.querySelector(".page-item:last-of-type a")?.href;
if (page === getPageFromUrl(lastPageUrl)) {
const zip = new JSZip();
const values = (await idbKeyval.values()).flat().slice(1);
for (const { name, blob } of values) {
zip.file(name, blob);
}
const zipBlob = await zip.generateAsync({ type: "blob" })
const url = URL.createObjectURL(zipBlob);
const title = document.querySelector(".h5.text-center.mb-3").textContent || 'album';
GM_download(url, `${title}.zip`);
await idbKeyval.clear();
modal.setTitle('Downloaded Complete');
modal.setText(`${values.length} images downloaded.`);
modal.setLoading(false);
modal.setCloseBtn('Close', () => modal.hide());
} else {
const nextPage = page + 1;
await idbKeyval.set("downloadingStatus", {
albumId: currentAlbumId,
page: nextPage
});
location.search = `?page=${nextPage}`;
}
};
if (downloadingAlbumId === currentAlbumId && downloadingPage === page) {
await startDownload();
} else {
await idbKeyval.clear();
registerMenu();
}
})();