下黄图，自用
Versione datata
// ==UserScript==
// @name 下黄图
// @namespace http://tampermonkey.net/
// @version 0.1
// @description 下黄图，自用
// @author You
// @match http://www.177pic.info/*
// @icon data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
// @grant none
// ==/UserScript==
(function() {
'use strict';
/**
* 通过图片链接获取base64
* @param url //图片链接
* @param ext //图片格式
* @param callback //回调函数，回调base64
*/
function getUrlBase64(url, ext, callback) {
var canvas = document.createElement("canvas"); //创建canvas DOM元素
var ctx = canvas.getContext("2d");
var img = new Image;
img.crossOrigin = 'Anonymous';
img.src = url;
img.onload = function () {
console.log(img.height+","+img.width);
canvas.height = img.height; //指定画板的高度,自定义
canvas.width = img.width; //指定画板的宽度，自定义
ctx.drawImage(img, 0, 0, img.width, img.height); //参数可自定义
var dataURL = canvas.toDataURL("image/" + ext);
callback.call(this, dataURL); //回掉函数获取Base64编码
canvas = null;
};
}
$("body").prepend("<button id='downloadH' style='z-index:999999999;position: absolute;'>开始下H图</button>");
$("#downloadH").click(function(){
$(".single-content").find("img").each(function(){
var imgurl = $(this).attr("src");
let link = document.createElement('a');
link.download = imgurl.substring(imgurl.lastIndexOf("/")+1); //下载的资源重命名
getUrlBase64(imgurl, 'jpg', function (base64Url) {
link.href = base64Url;
link.click();
});
})
});
})();