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Cmpedu Resource Downloader

机械工业出版社教育服务网资源下载，无需登录(不可用)，无需教师权限，油猴脚本。

  1. // ==UserScript==
  2. // @name         Cmpedu Resource Downloader
  3. // @namespace    http://tampermonkey.net/
  4. // @version      2.0
  5. // @description  机械工业出版社教育服务网资源下载，无需登录(不可用)，无需教师权限，油猴脚本。
  6. // @author       yanyaoli
  7. // @match        *://*.cmpedu.com/ziyuans/ziyuan/*
  8. // @match        *://*.cmpedu.com/books/book/*
  9. // @connect      *.cmpedu.com
  10. // @grant        GM_xmlhttpRequest
  11. // @grant        GM_addStyle
  12. // ==/UserScript==
  13.  
  14. (function() {
  15.     'use strict';
  16.  
  17.     // 样式注入
  18.     GM_addStyle(`
  19.         .cmp-panel { position: fixed; top: 20px; right: 20px; width: 300px; max-height: 70vh; background: #ced6e0; border-radius: 12px; box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15); z-index: 99999; font-family: 'Segoe UI', system-ui, sans-serif; overflow: hidden; transition: transform 0.2s ease; }
  20.         .panel-header { padding: 16px; background: #a4b0be; border-bottom: 1px solid #747d8c; display: flex; justify-content: space-between; align-items: center; }
  21.         .panel-title { margin: 0; font-size: 16px; color: #1a1a1a; font-weight: 600; }
  22.         .close-btn { background: none; border: none; cursor: pointer; color: #6b7280; font-size: 24px; line-height: 1; padding: 4px; transition: color 0.2s; }
  23.         .close-btn:hover { color: #1a1a1a; }
  24.         .panel-content { padding: 16px; max-height: calc(70vh - 73px); overflow-y: auto; }
  25.         .resource-item { padding: 12px 0; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid #f0f0f0; cursor: pointer; }
  26.         .resource-item:hover { color: #1e90ff; }
  27.         .resource-item:last-child { border-bottom: none; }
  28.         .skeleton {
  29.             background: #f2f2f2;
  30.             border-radius: 4px;
  31.             height: 20px;
  32.             width: 100%;
  33.             margin-bottom: 12px;
  34.             animation: pulse 1.5s infinite;
  35.         }
  36.         .skeleton:last-child { margin-bottom: 0; }
  37.         .error-message { color: #dc3545; display: flex; align-items: center; gap: 8px; padding: 12px; background: #fff5f5; border-radius: 8px; margin: 8px 0; }
  38.         @keyframes skeleton-loading {
  39.             0% { background-position: 200% 0; }
  40.             100% { background-position: -200% 0; }
  41.         }
  42.         @media (max-width: 480px) { .cmp-panel { width: 90%; right: 5%; left: auto; top: 10px; } }
  43.     `);
  44.  
  45.     // 基础配置
  46.     const isMobile = window.location.host.startsWith('m.');
  47.     const baseUrl = isMobile ? 'http://m.cmpedu.com' : 'http://www.cmpedu.com';
  48.     const panelId = "downloadPanel";
  49.  
  50.     function extractBookId() {
  51.         if (window.location.href.includes('books/book')) {
  52.             return window.location.pathname.split("/").pop().split(".")[0];
  53.         }
  54.         if (window.location.href.includes('ziyuans/ziyuan')) {
  55.             const el = document.getElementById('BOOK_ID');
  56.             return el ? el.value : null;
  57.         }
  58.         return null;
  59.     }
  60.  
  61.     function createPanel() {
  62.         const panel = document.createElement('div');
  63.         panel.id = panelId;
  64.         panel.className = 'cmp-panel';
  65.         panel.innerHTML = `
  66.             <div class="panel-header">
  67.                 <h3 class="panel-title">资源下载</h3>
  68.                 <button class="close-btn" aria-label="关闭">×</button>
  69.             </div>
  70.             <div class="panel-content">
  71.                 <div class="skeleton"></div>
  72.                 <div class="skeleton"></div>
  73.                 <div class="skeleton"></div>
  74.             </div>
  75.         `;
  76.         document.body.appendChild(panel);
  77.         panel.querySelector('.close-btn').addEventListener('click', () => panel.remove());
  78.         return panel;
  79.     }
  80.  
  81.     function updatePanelContent(panel, content) {
  82.         const panelContent = panel.querySelector('.panel-content');
  83.         panelContent.innerHTML = content;
  84.     }
  85.  
  86.     function createResourceItem(title) {
  87.         return `
  88.             <div class="resource-item">
  89.                 <strong style="flex: 1;">${title}</strong>
  90.             </div>
  91.         `;
  92.     }
  93.  
  94.     function updateResourceItem(panel, index, content, downloadLink) {
  95.         const items = panel.querySelectorAll('.resource-item');
  96.         if(items[index]) {
  97.             const item = items[index];
  98.             item.innerHTML = `<strong style="flex: 1;">${content}</strong>`;
  99.             item.style.cursor = 'pointer';
  100.             item.setAttribute('data-download-link', downloadLink);
  101.             item.onclick = () => window.open(downloadLink, '_blank');
  102.         } else {
  103.             // If we don't have an existing item, append a new one
  104.             const panelContent = panel.querySelector('.panel-content');
  105.             const newItem = document.createElement('div');
  106.             newItem.className = 'resource-item';
  107.             newItem.innerHTML = `<strong style="flex: 1;">${content}</strong>`;
  108.             newItem.style.cursor = 'pointer';
  109.             newItem.setAttribute('data-download-link', downloadLink);
  110.             newItem.onclick = () => window.open(downloadLink, '_blank');
  111.             panelContent.appendChild(newItem);
  112.         }
  113.     }
  114.  
  115.     function processResourceResponse(response, title) {
  116.         const downloadLinks = response.responseText.match(/window\.location\.href=\'(https?:\/\/[^\'"]+)\'/);
  117.         if (downloadLinks) {
  118.             return [title, downloadLinks[1]];
  119.         }
  120.         return [null, null];
  121.     }
  122.  
  123.     // 主逻辑
  124.     const bookId = extractBookId();
  125.     if (!bookId) {
  126.         console.error("无法提取 BOOK_ID");
  127.         return;
  128.     }
  129.     const resourceUrl = `${baseUrl}/ziyuans/index.htm?BOOK_ID=${bookId}`;
  130.     const panel = createPanel();
  131.  
  132.     GM_xmlhttpRequest({
  133.         method: "GET",
  134.         url: resourceUrl,
  135.         onload: function(response) {
  136.             const parser = new DOMParser();
  137.             const doc = parser.parseFromString(response.responseText, "text/html");
  138.             const resourceDivs = doc.querySelectorAll("div.row.gjzy_list");
  139.             const resources = Array.from(resourceDivs).map(div => {
  140.                 return {
  141.                     title: div.querySelector("div.gjzy_listRTit")?.textContent.trim() || "未知资源",
  142.                     resourceId: div.querySelector("a")?.href.split("/").pop().split(".")[0]
  143.                 };
  144.             });
  145.  
  146.             if (resources.length === 0) {
  147.                 updatePanelContent(panel, "<strong>未找到资源。</strong>");
  148.                 return;
  149.             }
  150.  
  151.             // Clear skeleton placeholders before adding real content
  152.             updatePanelContent(panel, '');
  153.  
  154.             resources.forEach(({ title, resourceId }, index) => {
  155.                 const downloadUrl = `${baseUrl}/ziyuans/d_ziyuan.df?id=${resourceId}`;
  156.                 GM_xmlhttpRequest({
  157.                     method: "GET",
  158.                     url: downloadUrl,
  159.                     headers: {
  160.                         "Accept-Encoding": "gzip, deflate",
  161.                         "Connection": "keep-alive",
  162.                         "Accept": "text/html, */*; q=0.01",
  163.                         "User-Agent": "Mozilla/5.0 (iPhone; U; CPU iPhone OS 4_3_3 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8J2 Safari/6533.18.5",
  164.                         "Accept-Language": "en-US,en;q=0.9",
  165.                         "X-Requested-With": "XMLHttpRequest"
  166.                     },
  167.                     onload: function(response) {
  168.                         const [resourceTitle, downloadLink] = processResourceResponse(response, title);
  169.                         if (resourceTitle) {
  170.                             updateResourceItem(panel, index, resourceTitle, downloadLink);
  171.                         } else {
  172.                             updateResourceItem(panel, index, `${title} - 链接解析失败`, null);
  173.                         }
  174.                     },
  175.                     onerror: function() {
  176.                         updateResourceItem(panel, index, `${title} - 请求失败`, null);
  177.                     }
  178.                 });
  179.             });
  180.         },
  181.         onerror: function() {
  182.             updatePanelContent(panel, "<strong>获取资源页面失败。</strong>");
  183.         }
  184.     });
  185. })();

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