☰

下黄图

try to take over the world!

  1. // ==UserScript==
  2. // @name         下黄图
  3. // @namespace    http://tampermonkey.net/
  4. // @version      1.0
  5. // @description  try to take over the world!
  6. // @author       You
  7. // @match        http://www.177pic.info/*
  8. // @match        https://ahri-hentai.com/*
  9. // @match        http://493428493428c.monster/*
  10. // @match        https://zh.nyahentai.com/*
  11. // @icon         data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
  12. // @grant        none
  13. // ==/UserScript==
  14.  
  15. (function() {
  16.     'use strict';
  17.  
  18.     /**
  19.      * 通过图片链接获取base64
  20.      * @param url   //图片链接
  21.      * @param ext   //图片格式
  22.      * @param callback  //回调函数，回调base64
  23.      */
  24.     function getUrlBase64(url, ext, callback) {
  25.         var canvas = document.createElement("canvas");   //创建canvas DOM元素
  26.         var ctx = canvas.getContext("2d");
  27.         var img = new Image;
  28.         img.crossOrigin = 'Anonymous';
  29.         img.src = url;
  30.         img.onload = function () {
  31.             console.log(img.height+","+img.width);
  32.             canvas.height = img.height; //指定画板的高度,自定义
  33.             canvas.width = img.width; //指定画板的宽度，自定义
  34.             ctx.drawImage(img, 0, 0, img.width, img.height); //参数可自定义
  35.             var dataURL = canvas.toDataURL("image/" + ext);
  36.             callback.call(this, dataURL); //回掉函数获取Base64编码
  37.             canvas = null;
  38.         };
  39.     }
  40.     $("body").prepend("<button id='downloadH' style='z-index:999999999;position: absolute;'>开始下H图</button>");
  41.     $("#downloadH").click(function(){
  42.        var $area = $("#show_image_area");
  43.        if(!$area){
  44.          $area = $(".single-content");
  45.        }
  46.        if(!$area || $area.length<10){
  47.          $area = $("#image-container");
  48.        }
  49.        debugger;
  50.        var now = new Date().getTime();
  51.        var start = prompt("从第几页开始下载？");
  52.        $area.find("img").each(function(index){
  53.           if(index<start){
  54.               return true;
  55.           }
  56.           var imgurl = $(this).attr("src");
  57. 	      let link = document.createElement('a');
  58.           link.download = now+"-"+index+".jpg"; 	//下载的资源重命名
  59.           getUrlBase64(imgurl, 'jpg', function (base64Url) {
  60.           link.href = base64Url;
  61.           link.click();
  62.               if(index%19==0){
  63.                  alert("暂停一下，继续下载！")
  64.               }
  65.           });
  66.     })
  67.     });
  68. })();