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一个帮你从网站下载原始尺寸图片的工具
当前为
// ==UserScript==
// @name Download Original Picture
// @name:zh-CN 下载原始图片
// @description A tool to help you download full size images from websites
// @description:zh-CN 一个帮你从网站下载原始尺寸图片的工具
// @namespace huching.net
// @include *://medium.com/*
// @include *://twitter.com/*
// @version 0.0.1
// @license GPL-3.0 License
// @icon data:image/svg+xml;base64,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
// @supportURL http://huching.net
// @grant none
// ==/UserScript==
const head = document.getElementsByTagName('head');
head[0].insertAdjacentHTML('beforeend', `<style type="text/css">
.hx-download-original-images-tool{
position: absolute;
background-image: url(data:image/svg+xml;base64,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);
background-size: cover;
width: 50px;
height: 50px;
cursor: pointer;
margin-left: 10px;
margin-top: 10px;
opacity: .35;
transform: scale(.75);
transition: all cubic-bezier(0.18, 0.89, 0.32, 1.28) 250ms;
}
.hx-download-original-images-tool:hover {
opacity:1;
transform: scale(.9);
}
</style>`);
const hostname = window.location.hostname
const openDown = (url, event) => {
event.preventDefault();
event.stopPropagation()
fetch(url, {
mode: "cors"
})
.then(function (response) {
return response.blob();
})
.then(r => {
let file = new FileReader();
file.onload = function (e) {
let el = document.createElement("a");
el.setAttribute("href", e.target.result);
let arr = url.split('/')
el.setAttribute("download", arr[arr.length - 1].replace(/jfif|jpeg/, 'jpg')
.replace(/\?format=(\w+)\&name=orig/g, (a, b) => `.${b}`) // twittter
)
if (document.createEvent) {
var event = document.createEvent("MouseEvents");
event.initEvent("click", true, true);
el.dispatchEvent(event);
} else {
el.click();
}
};
file.readAsDataURL(r);
})
.catch(function (error) {
console.log("Request failed", error);
});
}
const createDomAll = (item, fn) => {
let domDL = document.createElement('a');
domDL.className = 'hx-download-original-images-tool'
domDL.title = '下载原始图片'
item.addEventListener('load', _ => {
let link = fn(item.src)
domDL.href = link
domDL.addEventListener('click', e => {
e.preventDefault();
e.stopPropagation()
openDown(link, e)
})
})
item.insertAdjacentElement('afterEnd', domDL)
}
const createDom = (item, link) => {
let domDL = document.createElement('a');
domDL.className = 'hx-download-original-images-tool'
domDL.title = '下载原始图片'
domDL.href = link
domDL.addEventListener('click', e => {
e.preventDefault();
e.stopPropagation()
openDown(link, e)
})
item.insertAdjacentElement('afterEnd', domDL)
}
if (hostname === "twitter.com") {
//twitter
window.addEventListener('mouseover', e => {
if (e.target.tagName == 'IMG' &&
!(e.target.parentElement.nextElementSibling && e.target.parentElement.nextElementSibling.className == "hx-download-original-images-tool") &&
!/profile_images|video_thumb/g.test(e.target.src)) {
createDom(e.target.parentElement, e.target.src.replace(/\&name=\w+/g, '&name=orig'))
}
})
} else if (hostname === "medium.com") {
// medium
document.querySelector('article').querySelectorAll('img').forEach(x => (x.width > 80) && createDomAll(x, src => src.replace(/max\/\d+\//g, 'max/30000/')))
}