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123pandownload

123 Cloud Drive Unlimited Flow

  1. // ==UserScript==
  2. // @name         123pandownload
  3. // @namespace    https://github.com/Bao-qing/123pan
  4. // @version      0.3
  5. // @description  123 Cloud Drive Unlimited Flow
  6. // @match        https://www.123pan.com/*
  7. // @match        https://www.123pan.cn/*
  8. // @match        https://www.123865.com/*
  9. // @match        https://www.123684.com/*
  10. // @grant        none
  11. // @author       Qing
  12. // @license      Apache Licence 2.0
  13. // ==/UserScript==
  14.  
  15. (function () {
  16.     // 重写 XMLHttpRequest
  17.     const originalXHR = window.XMLHttpRequest;
  18.  
  19.     function newXHR() {
  20.         const realXHR = new originalXHR();
  21.  
  22.         realXHR.open = function (method, url, async, user, password) {
  23.             this._url = url; // 记录请求的 URL
  24.             return originalXHR.prototype.open.apply(this, arguments);
  25.         };
  26.  
  27.         realXHR.setRequestHeader = function (header, value) {
  28.             let headers = {
  29.                 "user-agent": "123pan/v2.4.0(Android_7.1.2;Xiaomi)",
  30.                 //"loginuuid": generateUUIDHex(),
  31.                 "platform": "android",
  32.                 "app-version": "61",
  33.                 "x-app-version": "2.4.0"
  34.             }
  35.             // 如果header在列表中，则修改
  36.             if (header.toLowerCase() in headers) {
  37.                 value = headers[header.toLowerCase()];
  38.             } else {
  39.                 console.log('header:', header);
  40.             }
  41.  
  42.             return originalXHR.prototype.setRequestHeader.apply(this, arguments);
  43.         };
  44.  
  45.         // 拦截响应内容，修改 DownloadUrl以适应网页端下载
  46.         realXHR.send = function () {
  47.             const xhrInstance = this;
  48.             this.addEventListener('readystatechange', function () {
  49.                 let origin_url;
  50.                 let new_url_no_redirect;
  51.                 let base64data;
  52.                 if (xhrInstance.readyState === 4 && xhrInstance.status === 200) {
  53.                     // 解析响应的 JSON
  54.                     let responseText = xhrInstance.responseText;
  55.                     let responseJSON = JSON.parse(responseText);
  56.                     console.log('Original Response:', responseJSON);
  57.  
  58.                     // 修改 DownloadUrl
  59.                     if (responseJSON.data && responseJSON.data.DownloadUrl) {
  60.                         origin_url = responseJSON.data.DownloadUrl;
  61.                         new_url_no_redirect = origin_url + "&auto_redirect=0";
  62.                         base64data = btoa(new_url_no_redirect);
  63.                         responseJSON.data.DownloadUrl = "https://web-pro2.123952.com/download-v2/?params=" + base64data + "&is_s3=0";
  64.                         console.log('Modified DownloadUrl:', responseJSON.data.DownloadUrl);
  65.                     }
  66.  
  67.                     // 将修改后的 JSON 转为字符串
  68.                     let modifiedResponseText = JSON.stringify(responseJSON);
  69.  
  70.                     // 使用 defineProperty 重写 responseText
  71.                     Object.defineProperty(xhrInstance, 'responseText', {
  72.                         get: function () {
  73.                             return modifiedResponseText;
  74.                         }
  75.                     });
  76.                     console.log('Modified Response:', modifiedResponseText);
  77.                 }
  78.             });
  79.  
  80.             return originalXHR.prototype.send.apply(this, arguments);
  81.         };
  82.  
  83.         return realXHR;
  84.     }
  85.  
  86.     window.XMLHttpRequest = newXHR;
  87. })();