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天猫商品图片下载
// ==UserScript==
// @name 天猫图片下载
// @namespace http://tampermonkey.net/
// @version 2024-12-08
// @description 天猫商品图片下载
// @author You
// @icon https://www.google.com/s2/favicons?sz=64&domain=tmall.com
// @grant GM_download
// @include https://detail.tmall.com/*
// @license MIT
// ==/UserScript==
(function () {
'use strict';
const PARENT_CLASSNAME_MATCH = /^picGallery--/;
function matchByClassname(divs, match) {
return divs.filter(div => match.test(div.className));
}
function createDownloadButton() {
const downloadButton = document.createElement('button');
downloadButton.innerText = '下载';
return downloadButton;
}
let interval = setInterval(function () {
// 找到所有div
const divs = Array.from(document.querySelectorAll('div'));
if (divs.length) {
clearInterval(interval);
const parentDiv = matchByClassname(divs, PARENT_CLASSNAME_MATCH)[0];
const thumbnails = parentDiv.querySelectorAll('ul li img');
const urls = Array.from(thumbnails).map(thumbnail => thumbnail.src);
//创建下载按钮
const button = createDownloadButton();
button.onclick = function () {
// 批量下载urls
urls.forEach((url, index) => {
const urlList = url.split('.');
const suffix = urlList[urlList.length - 1];
GM_download(url, `image-${index}.${suffix}`);
});
};
//插入下载按钮
parentDiv.appendChild(button);
}
}, 1500);
})();