某些网站图片，右键不能保存，使用此脚本,提取后可直接右键保存，如千库网、B战封面、淘宝天猫等网站。点击右键后，即可看到图片下载选项。
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// ==UserScript==
// @name 图片下载器
// @name:en Image downloader
// @namespace http://tampermonkey.net/
// @description 某些网站图片，右键不能保存，使用此脚本,提取后可直接右键保存，如千库网、B战封面、淘宝天猫等网站。点击右键后，即可看到图片下载选项。
// @description:en It can extract the images of most websites, such as qianku.com, baotu.com, huaban.com, and the video cover of YouTube / BiliBili. Right click to see the image extraction options
// @version 1.5
// @author 桃源隐叟
// @include *
// @grant GM_openInTab
// @grant GM_download
// @run-at context-menu
// @match *
// @match https://www.bilibili.com/
// @match https://588ku.com/
// @homepageURL https://github.com/taoyuancun123/modifyText/blob/master/modifyText.js
// @supportURL https://greasyfork.org/zh-CN/scripts/419894/feedback
// ==/UserScript==
(function () {
'use strict';
try{
document.querySelector(".tyc-image-container").remove();
}catch{
}
let imgUrls = [];
let bodyStr = document.body.innerHTML;
try {
let imgEles = document.getElementsByTagName("img")
for (let i = 0; i < imgEles.length; i++) {
//console.log(imgEles[i].src);
if (!imgUrls.includes(imgEles[i].src)) {
imgUrls.push(imgEles[i].src);
}
}
} catch {
//alert("error");
}
try {
let imgRegs = bodyStr.match(/(?<=background-image:\s*url\()(\S+)(?=\))/g);
for (let i = 0; i < imgRegs.length; i++) {
//console.log(imgRegs[i]);
if (!imgUrls.includes(imgRegs[i].replace(/"/g, ""))) {
imgUrls.push(imgRegs[i].replace(/"/g, ""));
}
}
} catch {
//alert("error");
}
let imgContainer = `
<div class="tyc-image-container" style="position:fixed;
top:0px;right:0px;width:50vw;display:flex;justify-content:center;
align-items:center;flex-wrap:wrap;z-index:2147483646;
background-color: #dedede;
border: 1px solid #aaa;
overflow:scroll;height:100%;
">
<div class="control-section" style="width:50%;position:fixed;right:0;top:0px;">
<input class="select-all" type="checkbox" name="select-all" value="select-all">全选
<button class="btn-download" style="height:30px;border:1px solid #aaa;border-radius:5px;padding:5px;">download</button>
<button class="btn-close" style="font-size:30px;position:fixed;top:0px;right:30px;border-radius:10px;border:1px solid #aaa;width:50px;">X</button>
</div>
</div>
`
let showBigImage=`
<div class="show-big-image" style="position:fixed;left:30%;top:30%;z-index:2147483647;">
</div>
`
document.body.insertAdjacentHTML("afterbegin", imgContainer);
document.querySelector(".btn-close").onclick=(e)=>{
document.querySelector(".tyc-image-container").remove();
}
document.querySelector(".btn-download").onclick=(e)=>{
if(document.querySelector(".select-all").checked){
imgUrls.forEach((img,index) => {
GM_download(img, `pic-${index}`);
});
}else{
alert("请勾选全选，下载全部，或者手动在图片上右键另存为指定图片");
}
}
imgUrls.forEach((img,index) => {
let insertImg = `<div class="tyc-img-item-container-${index}" style="text-align:center;font-size:12px;margin:5px;">
<img class="tyc-image-preview" src="${img}"/ style="width:auto;height:200px;"></div>`
document.querySelector(".tyc-image-container").insertAdjacentHTML("beforeend", insertImg);
let naturalW=document.querySelector(`.tyc-img-item-container-${index} .tyc-image-preview`).naturalWidth;
let naturalH=document.querySelector(`.tyc-img-item-container-${index} .tyc-image-preview`).naturalHeight;
let imgInfo=`<p style="line-height:14px;height:14px;font-size:12px;">${naturalW}X${naturalH}</p>`;
document.querySelector(`.tyc-img-item-container-${index}`).insertAdjacentHTML("beforeend", imgInfo);
//console.log(img);
});
document.body.onclick=(e)=>{
if(e.target.nodeName=="IMG" && e.target.className==="tyc-image-preview"){
try{
document.querySelector(".show-big-image").remove();
}
catch{
}
document.body.insertAdjacentHTML("beforeend",showBigImage);
let showItem=`<img src="${e.target.src}"/>`
document.querySelector(".show-big-image").insertAdjacentHTML("beforeend",showItem);
let tempImg=document.querySelector(".show-big-image img");
let dWidth=(window.innerWidth-tempImg.width)/2;
let dHeight=(window.innerHeight-tempImg.height)/2;
document.querySelector(".show-big-image").style.left=dWidth+"px";
document.querySelector(".show-big-image").style.top=dHeight+"px";
}else if(e.target.parentElement.className==="show-big-image"){
document.querySelector(".show-big-image").remove();
}
}
})();