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ucloud-Evolved

主页作业显示所属课程，使用Office 365预览课件，增加通知显示数量，去除悬浮窗，解除复制限制，课件自动下载，批量下载，资源页展示全部下载按钮

当前为 2025-04-11 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name         ucloud-Evolved
  3. // @namespace    http://tampermonkey.net/
  4. // @version      0.23
  5. // @description  主页作业显示所属课程，使用Office 365预览课件，增加通知显示数量，去除悬浮窗，解除复制限制，课件自动下载，批量下载，资源页展示全部下载按钮
  6. // @author       Quarix
  7. // @match        https://ucloud.bupt.edu.cn/*
  8. // @match        https://ucloud.bupt.edu.cn/uclass/course.html*
  9. // @match        https://ucloud.bupt.edu.cn/uclass/*
  10. // @match        https://ucloud.bupt.edu.cn/office/*
  11. // @icon         https://ucloud.bupt.edu.cn/favicon.ico
  12. // @require      https://lf9-cdn-tos.bytecdntp.com/cdn/expire-1-M/nprogress/0.2.0/nprogress.min.js#sha256-XWzSUJ+FIQ38dqC06/48sNRwU1Qh3/afjmJ080SneA8=
  13. // @resource     NPROGRESS_CSS https://lf3-cdn-tos.bytecdntp.com/cdn/expire-1-M/nprogress/0.2.0/nprogress.min.css#sha256-pMhcV6/TBDtqH9E9PWKgS+P32PVguLG8IipkPyqMtfY=
  14. // @connect      github.com
  15. // @grant        GM_getResourceText
  16. // @grant        GM_addStyle
  17. // @grant        GM_setValue
  18. // @grant        GM_getValue
  19. // @grant        GM_registerMenuCommand
  20. // @grant        GM_xmlhttpRequest
  21. // @grant        GM_openInTab
  22. // @run-at       document-start
  23. // @license      MIT
  24. // ==/UserScript==
  25.  
  26. (function () {
  27.   // 拦截 Office 预览页面
  28.   if (
  29.     location.href.startsWith("https://ucloud.bupt.edu.cn/office/") &&
  30.     GM_getValue("autoSwitchOffice", false)
  31.   ) {
  32.     const url = new URLSearchParams(location.search).get("furl");
  33.     const filename =
  34.       new URLSearchParams(location.search).get("fullfilename") || url;
  35.     const viewURL = new URL(url);
  36.     if (new URLSearchParams(location.search).get("oauthKey")) {
  37.       const viewURLsearch = new URLSearchParams(viewURL.search);
  38.       viewURLsearch.set(
  39.         "oauthKey",
  40.         new URLSearchParams(location.search).get("oauthKey")
  41.       );
  42.       viewURL.search = viewURLsearch.toString();
  43.     }
  44.  
  45.     if (
  46.       filename.endsWith(".xls") ||
  47.       filename.endsWith(".xlsx") ||
  48.       filename.endsWith(".doc") ||
  49.       filename.endsWith(".docx") ||
  50.       filename.endsWith(".ppt") ||
  51.       filename.endsWith(".pptx")
  52.     ) {
  53.       if (window.stop) window.stop();
  54.       location.href =
  55.         "https://view.officeapps.live.com/op/view.aspx?src=" +
  56.         encodeURIComponent(viewURL.toString());
  57.       return;
  58.     } else if (filename.endsWith(".pdf")) {
  59.       if (window.stop) window.stop();
  60.       // 使用浏览器内置预览器，转blob避免出现下载动作
  61.       fetch(viewURL.toString())
  62.         .then((response) => response.blob())
  63.         .then((blob) => {
  64.           const blobUrl = URL.createObjectURL(blob);
  65.           location.href = blobUrl;
  66.         })
  67.         .catch((err) => console.error("PDF加载失败:", err));
  68.       return;
  69.     }
  70.     return;
  71.   }
  72. })();
  73. (function interceptXHR() {
  74.   const originalOpen = XMLHttpRequest.prototype.open;
  75.  
  76.   XMLHttpRequest.prototype.open = function (
  77.     method,
  78.     url,
  79.     async,
  80.     user,
  81.     password
  82.   ) {
  83.     // hook XMR
  84.     if (GM_getValue("showMoreNotification", true)) {
  85.       if (
  86.         typeof url === "string" &&
  87.         url.includes("/ykt-basics/api/inform/news/list")
  88.       ) {
  89.         url = url.replace(/size=\d+/, "size=1000");
  90.       } else if (
  91.         typeof url === "string" &&
  92.         url.includes("/ykt-site/site/list/student/history")
  93.       ) {
  94.         url = url.replace(/size=\d+/, "size=15");
  95.       }
  96.     }
  97.  
  98.     return originalOpen.call(this, method, url, async, user, password);
  99.   };
  100. })();
  101. (function () {
  102.   // 等待页面DOM加载完成
  103.   document.addEventListener("DOMContentLoaded", initializeExtension);
  104.  
  105.   // 用户设置
  106.   const settings = {
  107.     autoDownload: GM_getValue("autoDownload", false),
  108.     autoSwitchOffice: GM_getValue("autoSwitchOffice", false),
  109.     autoClosePopup: GM_getValue("autoClosePopup", true),
  110.     hideTimer: GM_getValue("hideTimer", true),
  111.     unlockCopy: GM_getValue("unlockCopy", true),
  112.     showMoreNotification: GM_getValue("showMoreNotification", true),
  113.     useBiggerButton: GM_getValue("useBiggerButton", true),
  114.     autoUpdate: GM_getValue("autoUpdate", false),
  115.     showConfigButton: GM_getValue("showConfigButton", true),
  116.   };
  117.  
  118.   // 辅助变量
  119.   let jsp;
  120.   let sumBytes = 0,
  121.     loadedBytes = 0,
  122.     downloading = false;
  123.   let setClicked = false;
  124.   let gpage = -1;
  125.   let glist = null;
  126.   let onlinePreview = null;
  127.  
  128.   // 初始化扩展功能
  129.   function initializeExtension() {
  130.     // 注册菜单命令
  131.     registerMenuCommands();
  132.  
  133.     const nprogressCSS = GM_getResourceText("NPROGRESS_CSS");
  134.     GM_addStyle(nprogressCSS);
  135.  
  136.     if (settings.showConfigButton) {
  137.       loadui();
  138.     }
  139.     addFunctionalCSS();
  140.     main();
  141.  
  142.     if (settings.autoUpdate) {
  143.       checkForUpdates();
  144.     }
  145.  
  146.     // 监听URL哈希变化
  147.     let hash = location.hash;
  148.     setInterval(() => {
  149.       if (location.hash != hash) {
  150.         hash = location.hash;
  151.         main();
  152.       }
  153.     }, 50);
  154.   }
  155.  
  156.   // 注册菜单命令
  157.   function registerMenuCommands() {
  158.     GM_registerMenuCommand(
  159.       (settings.showConfigButton ? "✅" : "❌") +
  160.         "显示配置按钮：" +
  161.         (settings.showConfigButton ? "已启用" : "已禁用"),
  162.       () => {
  163.         settings.showConfigButton = !settings.showConfigButton;
  164.         GM_setValue("showConfigButton", settings.showConfigButton);
  165.         location.reload();
  166.       }
  167.     );
  168.     GM_registerMenuCommand(
  169.       (settings.autoDownload ? "✅" : "❌") +
  170.         "预览课件时自动下载：" +
  171.         (settings.autoDownload ? "已启用" : "已禁用"),
  172.       () => {
  173.         settings.autoDownload = !settings.autoDownload;
  174.         GM_setValue("autoDownload", settings.autoDownload);
  175.         location.reload();
  176.       }
  177.     );
  178.  
  179.     GM_registerMenuCommand(
  180.       (settings.autoSwitchOffice ? "✅" : "❌") +
  181.         "使用 Office365 预览课件：" +
  182.         (settings.autoSwitchOffice ? "已启用" : "已禁用"),
  183.       () => {
  184.         settings.autoSwitchOffice = !settings.autoSwitchOffice;
  185.         GM_setValue("autoSwitchOffice", settings.autoSwitchOffice);
  186.         location.reload();
  187.       }
  188.     );
  189.   }
  190.   /**
  191.    * 通用标签页打开函数
  192.    * @param {string} url - 要打开的URL
  193.    * @param {Object} options - 选项参数
  194.    * @param {boolean} [options.active=true] - 新标签页是否获得焦点
  195.    * @param {boolean} [options.insert=true] - 是否在当前标签页旁边插入新标签页
  196.    * @param {boolean} [options.setParent=true] - 新标签页是否将当前标签页设为父页面
  197.    * @param {string} [options.windowName="_blank"] - window.open的窗口名称
  198.    * @param {string} [options.windowFeatures=""] - window.open的窗口特性
  199.    * @returns {Object|Window|null} 打开的标签页对象
  200.    */
  201.   function openTab(url, options = {}) {
  202.     const defaultOptions = {
  203.       active: true,
  204.       insert: true,
  205.       setParent: true,
  206.       windowName: "_blank",
  207.       windowFeatures: "",
  208.     };
  209.     const finalOptions = { ...defaultOptions, ...options };
  210.     if (typeof GM_openInTab === "function") {
  211.       try {
  212.         return GM_openInTab(url, {
  213.           active: finalOptions.active,
  214.           insert: finalOptions.insert,
  215.           setParent: finalOptions.setParent,
  216.         });
  217.       } catch (error) {
  218.         return window.open(
  219.           url,
  220.           finalOptions.windowName,
  221.           finalOptions.windowFeatures
  222.         );
  223.       }
  224.     }
  225.   }
  226.   function showUpdateNotification(newVersion) {
  227.     const notification = document.createElement("div");
  228.     notification.style.cssText = `  
  229.         position: fixed;  
  230.         bottom: 80px;  
  231.         right: 20px;  
  232.         background: #4a6cf7;  
  233.         color: white;  
  234.         padding: 15px 20px;  
  235.         border-radius: 8px;  
  236.         box-shadow: 0 4px 12px rgba(0,0,0,0.15);  
  237.         z-index: 10000;  
  238.         font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;  
  239.         max-width: 300px;  
  240.     `;
  241.  
  242.     notification.innerHTML = `  
  243.         <div style="font-weight: bold; margin-bottom: 5px;">发现新版本 v${newVersion}</div>  
  244.         <div style="font-size: 14px; margin-bottom: 10px;">当前版本 v${GM_info.script.version}</div>  
  245.         <button id="updateNow" style="background: white; color: #4a6cf7; border: none; padding: 5px 10px; border-radius: 4px; cursor: pointer; margin-right: 10px;">立即更新</button>  
  246.         <button id="updateLater" style="background: transparent; color: white; border: 1px solid white; padding: 5px 10px; border-radius: 4px; cursor: pointer;">稍后提醒</button>  
  247.     `;
  248.  
  249.     document.body.appendChild(notification);
  250.  
  251.     document.getElementById("updateNow").addEventListener("click", function () {
  252.       openTab(GM_info.script.downloadURL, { active: true });
  253.       document.body.removeChild(notification);
  254.     });
  255.  
  256.     document
  257.       .getElementById("updateLater")
  258.       .addEventListener("click", function () {
  259.         document.body.removeChild(notification);
  260.       });
  261.   }
  262.  
  263.   function checkForUpdates() {
  264.     const lastCheckTime = GM_getValue("lastUpdateCheck", 0);
  265.     const now = Date.now();
  266.     const ONE_DAY = 24 * 60 * 60 * 1000; // 一天的毫秒数
  267.  
  268.     if (now - lastCheckTime > ONE_DAY) {
  269.       GM_setValue("lastUpdateCheck", now);
  270.       GM_xmlhttpRequest({
  271.         method: "GET",
  272.         url: GM_info.script.updateURL,
  273.         onload: function (response) {
  274.           const versionMatch = response.responseText.match(
  275.             /@version\s+(\d+\.\d+)/
  276.           );
  277.           if (versionMatch && versionMatch[1]) {
  278.             const latestVersion = versionMatch[1];
  279.             const currentVersion = GM_info.script.version;
  280.             if (latestVersion > currentVersion) {
  281.               showUpdateNotification(latestVersion);
  282.             }
  283.           }
  284.         },
  285.       });
  286.     }
  287.   }
  288.  
  289.   function loadui() {
  290.     GM_addStyle(`  
  291.         #yzHelper-settings {  
  292.             position: fixed;  
  293.             bottom: 20px;  
  294.             right: 20px;  
  295.             background: #ffffff;  
  296.             box-shadow: 0 5px 25px rgba(0, 0, 0, 0.15);  
  297.             border-radius: 12px;  
  298.             padding: 20px;  
  299.             z-index: 9999;  
  300.             display: none;  
  301.             width: 300px;  
  302.             font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;  
  303.             transition: all 0.3s ease;  
  304.             opacity: 0;  
  305.             transform: translateY(10px);  
  306.             color: #333;  
  307.         }  
  308.         #yzHelper-settings.visible {  
  309.             opacity: 1;  
  310.             transform: translateY(0);  
  311.         }  
  312.         #yzHelper-settings h3 {  
  313.             margin-top: 0;  
  314.             margin-bottom: 15px;  
  315.             font-size: 18px;  
  316.             font-weight: 600;  
  317.             color: #2c3e50;  
  318.             padding-bottom: 10px;  
  319.             border-bottom: 1px solid #eee;  
  320.         }  
  321.         #yzHelper-settings .setting-item {  
  322.             margin-bottom: 16px;  
  323.             display: flex;  
  324.             align-items: center;  
  325.         }  
  326.         #yzHelper-settings .setting-item:last-of-type {  
  327.             margin-bottom: 20px;  
  328.         }  
  329.         #yzHelper-settings .switch {  
  330.             position: relative;  
  331.             display: inline-block;  
  332.             width: 44px;  
  333.             height: 24px;  
  334.             margin-right: 10px;  
  335.         }  
  336.         #yzHelper-settings .switch input {   
  337.             opacity: 0;  
  338.             width: 0;  
  339.             height: 0;  
  340.         }  
  341.         #yzHelper-settings .slider {  
  342.             position: absolute;  
  343.             cursor: pointer;  
  344.             top: 0;  
  345.             left: 0;  
  346.             right: 0;  
  347.             bottom: 0;  
  348.             background-color: #ccc;  
  349.             transition: .3s;  
  350.             border-radius: 24px;  
  351.         }  
  352.         #yzHelper-settings .slider:before {  
  353.             position: absolute;  
  354.             content: "";  
  355.             height: 18px;  
  356.             width: 18px;  
  357.             left: 3px;  
  358.             bottom: 3px;  
  359.             background-color: white;  
  360.             transition: .3s;  
  361.             border-radius: 50%;  
  362.         }  
  363.         #yzHelper-settings input:checked + .slider {  
  364.             background-color: #ffbe00;  
  365.         }  
  366.         #yzHelper-settings input:focus + .slider {  
  367.             box-shadow: 0 0 1px #ffbe00;  
  368.         }  
  369.         #yzHelper-settings input:checked + .slider:before {  
  370.             transform: translateX(20px);  
  371.         }  
  372.         #yzHelper-settings .setting-label {  
  373.             font-size: 14px;  
  374.         }  
  375.         #yzHelper-settings .buttons {  
  376.             display: flex;  
  377.             justify-content: flex-end;  
  378.             gap: 10px;  
  379.         }  
  380.         #yzHelper-settings button {  
  381.             background: #ffbe00;  
  382.             border: none;  
  383.             padding: 8px 16px;  
  384.             border-radius: 6px;  
  385.             cursor: pointer;  
  386.             font-weight: 500;  
  387.             color: #fff;  
  388.             transition: all 0.2s ease;  
  389.             outline: none;  
  390.             font-size: 14px;  
  391.         }  
  392.         #yzHelper-settings button:hover {  
  393.             background: #e9ad00;
  394.         }  
  395.         #yzHelper-settings button.cancel {  
  396.             background: #f1f1f1;  
  397.             color: #666;  
  398.         }  
  399.         #yzHelper-settings button.cancel:hover {  
  400.             background: #e5e5e5;  
  401.         }  
  402.         #yzHelper-settings-toggle {  
  403.             position: fixed;  
  404.             bottom: 20px;  
  405.             right: 20px;  
  406.             background: #ffbe00;  
  407.             color: #fff;  
  408.             width: 50px;  
  409.             height: 50px;  
  410.             border-radius: 50%;  
  411.             display: flex;  
  412.             align-items: center;  
  413.             justify-content: center;  
  414.             font-size: 24px;  
  415.             cursor: pointer;  
  416.             z-index: 9998;  
  417.             box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);  
  418.             transition: all 0.3s ease;  
  419.         }  
  420.         #yzHelper-settings-toggle:hover {  
  421.             transform: rotate(30deg);  
  422.             box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);  
  423.         }  
  424.         #yzHelper-version {  
  425.             position: absolute;  
  426.             bottom: 15px;  
  427.             left: 20px;  
  428.             font-size: 12px;  
  429.             color: #999;  
  430.         }  
  431.     `);
  432.  
  433.     // 设置面板
  434.     const settingsToggle = document.createElement("div");
  435.     settingsToggle.id = "yzHelper-settings-toggle";
  436.     settingsToggle.innerHTML = "⚙️";
  437.     settingsToggle.title = "云邮助手设置";
  438.     document.body.appendChild(settingsToggle);
  439.  
  440.     const settingsPanel = document.createElement("div");
  441.     settingsPanel.id = "yzHelper-settings";
  442.     settingsPanel.innerHTML = `  
  443.         <h3>云邮教学空间助手设置</h3>  
  444.         <div class="setting-item">  
  445.             <label class="switch">  
  446.                 <input type="checkbox" id="autoDownload" ${
  447.                   settings.autoDownload ? "checked" : ""
  448.                 }>  
  449.                 <span class="slider"></span>  
  450.             </label>  
  451.             <span class="setting-label">预览课件时自动下载</span>  
  452.         </div>  
  453.         <div class="setting-item">  
  454.             <label class="switch">  
  455.                 <input type="checkbox" id="autoSwitchOffice" ${
  456.                   settings.autoSwitchOffice ? "checked" : ""
  457.                 }>  
  458.                 <span class="slider"></span>  
  459.             </label>  
  460.             <span class="setting-label">使用 Office365 预览课件</span>  
  461.         </div>  
  462.         <div class="setting-item">  
  463.             <label class="switch">  
  464.                 <input type="checkbox" id="autoClosePopup" ${
  465.                   settings.autoClosePopup ? "checked" : ""
  466.                 }>  
  467.                 <span class="slider"></span>  
  468.             </label>  
  469.             <span class="setting-label">自动关闭预览弹窗</span>  
  470.         </div>
  471.         <div class="setting-item">  
  472.             <label class="switch">  
  473.                 <input type="checkbox" id="hideTimer" ${
  474.                   settings.hideTimer ? "checked" : ""
  475.                 }>  
  476.                 <span class="slider"></span>  
  477.             </label>  
  478.             <span class="setting-label">隐藏预览界面倒计时</span>  
  479.         </div>
  480.         <div class="setting-item">  
  481.             <label class="switch">  
  482.                 <input type="checkbox" id="unlockCopy" ${
  483.                   settings.unlockCopy ? "checked" : ""
  484.                 }>  
  485.                 <span class="slider"></span>  
  486.             </label>  
  487.             <span class="setting-label">解除复制限制</span>  
  488.         </div>
  489.         <div class="setting-item">  
  490.             <label class="switch">  
  491.                 <input type="checkbox" id="showMoreNotification" ${
  492.                   settings.showMoreNotification ? "checked" : ""
  493.                 }>  
  494.                 <span class="slider"></span>  
  495.             </label>  
  496.             <span class="setting-label">显示更多的通知</span>  
  497.         </div>
  498.         <div class="setting-item">  
  499.             <label class="switch">  
  500.                 <input type="checkbox" id="useBiggerButton" ${
  501.                   settings.useBiggerButton ? "checked" : ""
  502.                 }>  
  503.                 <span class="slider"></span>  
  504.             </label>  
  505.             <span class="setting-label">加大翻页按钮尺寸</span>  
  506.         </div>
  507.         <div class="setting-item">  
  508.             <label class="switch">  
  509.                 <input type="checkbox" id="autoUpdate" ${
  510.                   settings.autoUpdate ? "checked" : ""
  511.                 }>  
  512.                 <span class="slider"></span>  
  513.             </label>  
  514.             <span class="setting-label">内置更新检查</span>  
  515.         </div>
  516.         <div class="buttons">  
  517.             <button id="cancelSettings" class="cancel">取消</button>  
  518.             <button id="saveSettings">保存设置</button>  
  519.         </div>  
  520.         <div id="yzHelper-version">当前版本：${GM_info.script.version}</div>  
  521.     `;
  522.     document.body.appendChild(settingsPanel);
  523.  
  524.     // 面板交互
  525.     settingsToggle.addEventListener("click", () => {
  526.       const isVisible = settingsPanel.classList.contains("visible");
  527.       if (isVisible) {
  528.         settingsPanel.classList.remove("visible");
  529.         setTimeout(() => {
  530.           settingsPanel.style.display = "none";
  531.         }, 300);
  532.       } else {
  533.         settingsPanel.style.display = "block";
  534.         void settingsPanel.offsetWidth;
  535.         settingsPanel.classList.add("visible");
  536.       }
  537.     });
  538.  
  539.     document.getElementById("cancelSettings").addEventListener("click", () => {
  540.       settingsPanel.classList.remove("visible");
  541.       setTimeout(() => {
  542.         settingsPanel.style.display = "none";
  543.       }, 300);
  544.     });
  545.  
  546.     document.getElementById("saveSettings").addEventListener("click", () => {
  547.       settings.autoDownload = document.getElementById("autoDownload").checked;
  548.       settings.autoSwitchOffice =
  549.         document.getElementById("autoSwitchOffice").checked;
  550.       settings.autoClosePopup =
  551.         document.getElementById("autoClosePopup").checked;
  552.       settings.hideTimer = document.getElementById("hideTimer").checked;
  553.       settings.unlockCopy = document.getElementById("unlockCopy").checked;
  554.       settings.showMoreNotification = document.getElementById(
  555.         "showMoreNotification"
  556.       ).checked;
  557.       settings.useBiggerButton =
  558.         document.getElementById("useBiggerButton").checked;
  559.  
  560.       GM_setValue("autoDownload", settings.autoDownload);
  561.       GM_setValue("autoSwitchOffice", settings.autoSwitchOffice);
  562.       GM_setValue("autoClosePopup", settings.autoClosePopup);
  563.       GM_setValue("hideTimer", settings.hideTimer);
  564.       GM_setValue("unlockCopy", settings.unlockCopy);
  565.       GM_setValue("showMoreNotification", settings.showMoreNotification);
  566.       GM_setValue("useBiggerButton", settings.useBiggerButton);
  567.  
  568.       settingsPanel.classList.remove("visible");
  569.       setTimeout(() => {
  570.         settingsPanel.style.display = "none";
  571.         showNotification("设置已保存", "刷新页面后生效");
  572.       }, 300);
  573.     });
  574.  
  575.     // 通知函数
  576.     function showNotification(title, message) {
  577.       const notification = document.createElement("div");
  578.       notification.style.cssText = `  
  579.             position: fixed;  
  580.             bottom: 80px;    
  581.             right: 20px;  
  582.             background: #4CAF50;  
  583.             color: white;  
  584.             padding: 15px 20px;  
  585.             border-radius: 8px;  
  586.             box-shadow: 0 4px 12px rgba(0,0,0,0.15);  
  587.             z-index: 10000;  
  588.             font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;  
  589.             max-width: 300px;  
  590.             opacity: 0;  
  591.             transform: translateY(-10px);  
  592.             transition: all 0.3s ease;  
  593.         `;
  594.  
  595.       notification.innerHTML = `  
  596.             <div style="font-weight: bold; margin-bottom: 5px;">${title}</div>  
  597.             <div style="font-size: 14px;">${message}</div>  
  598.         `;
  599.  
  600.       document.body.appendChild(notification);
  601.  
  602.       void notification.offsetWidth;
  603.  
  604.       notification.style.opacity = "1";
  605.       notification.style.transform = "translateY(0)";
  606.  
  607.       setTimeout(() => {
  608.         notification.style.opacity = "0";
  609.         notification.style.transform = "translateY(-10px)";
  610.         setTimeout(() => {
  611.           document.body.removeChild(notification);
  612.         }, 300);
  613.       }, 3000);
  614.     }
  615.   }
  616.   // 获取Token
  617.   function getToken() {
  618.     const cookieMap = new Map();
  619.     document.cookie.split("; ").forEach((cookie) => {
  620.       const [key, value] = cookie.split("=");
  621.       cookieMap.set(key, value);
  622.     });
  623.     const token = cookieMap.get("iClass-token");
  624.     const userid = cookieMap.get("iClass-uuid");
  625.     return [userid, token];
  626.   }
  627.  
  628.   // 文件下载相关函数
  629.   async function downloadFile(url, filename) {
  630.     console.log("Call download");
  631.     downloading = true;
  632.     await jsp;
  633.     NProgress.configure({ trickle: false, speed: 0 });
  634.     try {
  635.       const response = await fetch(url);
  636.  
  637.       if (!response.ok) {
  638.         throw new Error(`HTTP error! status: ${response.status}`);
  639.       }
  640.  
  641.       const contentLength = response.headers.get("content-length");
  642.       if (!contentLength) {
  643.         throw new Error("Content-Length response header unavailable");
  644.       }
  645.  
  646.       const total = parseInt(contentLength, 10);
  647.       sumBytes += total;
  648.       const reader = response.body.getReader();
  649.       const chunks = [];
  650.       while (true) {
  651.         const { done, value } = await reader.read();
  652.         if (done) break;
  653.         if (!downloading) {
  654.           NProgress.done();
  655.           return;
  656.         }
  657.         chunks.push(value);
  658.         loadedBytes += value.length;
  659.         NProgress.set(loadedBytes / sumBytes);
  660.       }
  661.       NProgress.done();
  662.       sumBytes -= total;
  663.       loadedBytes -= total;
  664.       const blob = new Blob(chunks);
  665.       const downloadUrl = window.URL.createObjectURL(blob);
  666.       const a = document.createElement("a");
  667.       a.href = downloadUrl;
  668.       a.download = filename;
  669.       document.body.appendChild(a);
  670.       a.click();
  671.       window.URL.revokeObjectURL(downloadUrl);
  672.     } catch (error) {
  673.       console.error("Download failed:", error);
  674.     }
  675.   }
  676.  
  677.   // 任务搜索函数
  678.   async function searchTask(siteId, keyword, token) {
  679.     const res = await fetch(
  680.       "https://apiucloud.bupt.edu.cn/ykt-site/work/student/list",
  681.       {
  682.         headers: {
  683.           authorization: "Basic cG9ydGFsOnBvcnRhbF9zZWNyZXQ=",
  684.           "blade-auth": token,
  685.           "content-type": "application/json;charset=UTF-8",
  686.         },
  687.         body: JSON.stringify({
  688.           siteId,
  689.           keyword,
  690.           current: 1,
  691.           size: 5,
  692.         }),
  693.         method: "POST",
  694.       }
  695.     );
  696.     const json = await res.json();
  697.     return json;
  698.   }
  699.  
  700.   // 课程搜索函数
  701.   async function searchCourse(userId, id, keyword, token) {
  702.     const res = await fetch(
  703.       "https://apiucloud.bupt.edu.cn/ykt-site/site/list/student/current?size=999999&current=1&userId=" +
  704.         userId +
  705.         "&siteRoleCode=2",
  706.       {
  707.         headers: {
  708.           authorization: "Basic cG9ydGFsOnBvcnRhbF9zZWNyZXQ=",
  709.           "blade-auth": token,
  710.         },
  711.         body: null,
  712.         method: "GET",
  713.       }
  714.     );
  715.     const json = await res.json();
  716.     const list = json.data.records.map((x) => ({
  717.       id: x.id,
  718.       name: x.siteName,
  719.       teachers: x.teachers.map((y) => y.name).join(", "),
  720.     }));
  721.  
  722.     async function searchWithLimit(list, id, keyword, token, limit = 5) {
  723.       for (let i = 0; i < list.length; i += limit) {
  724.         const batch = list.slice(i, i + limit);
  725.         const jobs = batch.map((x) => searchTask(x.id, keyword, token));
  726.         const ress = await Promise.all(jobs);
  727.         for (let j = 0; j < ress.length; j++) {
  728.           const res = ress[j];
  729.           if (res.data && res.data.records && res.data.records.length > 0) {
  730.             for (const item of res.data.records) {
  731.               if (item.id == id) {
  732.                 return batch[j];
  733.               }
  734.             }
  735.           }
  736.         }
  737.       }
  738.       return null;
  739.     }
  740.     return await searchWithLimit(list, id, keyword, token);
  741.   }
  742.  
  743.   // 获取任务列表
  744.   async function getTasks(siteId, token) {
  745.     const res = await fetch(
  746.       "https://apiucloud.bupt.edu.cn/ykt-site/work/student/list",
  747.       {
  748.         headers: {
  749.           authorization: "Basic cG9ydGFsOnBvcnRhbF9zZWNyZXQ=",
  750.           "blade-auth": token,
  751.           "content-type": "application/json;charset=UTF-8",
  752.         },
  753.         body: JSON.stringify({
  754.           siteId,
  755.           current: 1,
  756.           size: 9999,
  757.         }),
  758.         method: "POST",
  759.       }
  760.     );
  761.     const json = await res.json();
  762.     return json;
  763.   }
  764.  
  765.   // 搜索课程
  766.   async function searchCourses(nids) {
  767.     const result = {};
  768.     let ids = [];
  769.     for (let id of nids) {
  770.       const r = get(id);
  771.       if (r) result[id] = r;
  772.       else ids.push(id);
  773.     }
  774.  
  775.     if (ids.length == 0) return result;
  776.     const [userid, token] = getToken();
  777.     const res = await fetch(
  778.       "https://apiucloud.bupt.edu.cn/ykt-site/site/list/student/current?size=999999&current=1&userId=" +
  779.         userid +
  780.         "&siteRoleCode=2",
  781.       {
  782.         headers: {
  783.           authorization: "Basic cG9ydGFsOnBvcnRhbF9zZWNyZXQ=",
  784.           "blade-auth": token,
  785.         },
  786.         body: null,
  787.         method: "GET",
  788.       }
  789.     );
  790.     const json = await res.json();
  791.     const list = json.data.records.map((x) => ({
  792.       id: x.id,
  793.       name: x.siteName,
  794.       teachers: x.teachers.map((y) => y.name).join(", "),
  795.     }));
  796.     const hashMap = new Map();
  797.     let count = ids.length;
  798.     for (let i = 0; i < ids.length; i++) {
  799.       hashMap.set(ids[i], i);
  800.     }
  801.  
  802.     async function searchWithLimit(list, limit = 5) {
  803.       for (let i = 0; i < list.length; i += limit) {
  804.         const batch = list.slice(i, i + limit);
  805.         const jobs = batch.map((x) => getTasks(x.id, token));
  806.         const ress = await Promise.all(jobs);
  807.         for (let j = 0; j < ress.length; j++) {
  808.           const res = ress[j];
  809.           if (res.data && res.data.records && res.data.records.length > 0) {
  810.             for (const item of res.data.records) {
  811.               if (hashMap.has(item.id)) {
  812.                 result[item.id] = batch[j];
  813.                 set(item.id, batch[j]);
  814.                 if (--count == 0) {
  815.                   return result;
  816.                 }
  817.               }
  818.             }
  819.           }
  820.         }
  821.       }
  822.       return result;
  823.     }
  824.     return await searchWithLimit(list);
  825.   }
  826.  
  827.   // 获取未完成列表
  828.   async function getUndoneList() {
  829.     const [userid, token] = getToken();
  830.     const res = await fetch(
  831.       "https://apiucloud.bupt.edu.cn/ykt-site/site/student/undone?userId=" +
  832.         userid,
  833.       {
  834.         headers: {
  835.           authorization: "Basic cG9ydGFsOnBvcnRhbF9zZWNyZXQ=",
  836.           "blade-auth": token,
  837.         },
  838.         method: "GET",
  839.       }
  840.     );
  841.     const json = await res.json();
  842.     return json;
  843.   }
  844.  
  845.   // 获取详情
  846.   async function getDetail(id) {
  847.     const [userid, token] = getToken();
  848.     const res = await fetch(
  849.       "https://apiucloud.bupt.edu.cn/ykt-site/work/detail?assignmentId=" + id,
  850.       {
  851.         headers: {
  852.           authorization: "Basic cG9ydGFsOnBvcnRhbF9zZWNyZXQ=",
  853.           "blade-auth": token,
  854.         },
  855.         body: null,
  856.         method: "GET",
  857.       }
  858.     );
  859.     const json = await res.json();
  860.     return json;
  861.   }
  862.  
  863.   // 获取站点资源
  864.   async function getSiteResource(id) {
  865.     const [userid, token] = getToken();
  866.     const res = await fetch(
  867.       "https://apiucloud.bupt.edu.cn/ykt-site/site-resource/tree/student?siteId=" +
  868.         id +
  869.         "&userId=" +
  870.         userid,
  871.       {
  872.         headers: {
  873.           authorization: "Basic cG9ydGFsOnBvcnRhbF9zZWNyZXQ=",
  874.           "blade-auth": token,
  875.         },
  876.         body: null,
  877.         method: "POST",
  878.       }
  879.     );
  880.     const json = await res.json();
  881.     const result = [];
  882.     function foreach(data) {
  883.       if (!data || !Array.isArray(data)) return;
  884.       data.forEach((x) => {
  885.         if (x.attachmentVOs && Array.isArray(x.attachmentVOs)) {
  886.           x.attachmentVOs.forEach((y) => {
  887.             if (y.type !== 2 && y.resource) result.push(y.resource);
  888.           });
  889.         }
  890.         if (x.children) foreach(x.children);
  891.       });
  892.     }
  893.     foreach(json.data);
  894.     return result;
  895.   }
  896.  
  897.   // 更新作业显示
  898.   async function updateAssignmentDisplay(list, page) {
  899.     if (!list || list.length === 0) return;
  900.  
  901.     // 获取当前页的作业
  902.     const tlist = list.slice((page - 1) * 6, page * 6);
  903.     if (tlist.length === 0) return;
  904.  
  905.     // 获取课程信息
  906.     const ids = tlist.map((x) => x.activityId);
  907.     const infos = await searchCourses(ids);
  908.  
  909.     // 确保所有信息都已获取到
  910.     if (Object.keys(infos).length === 0) return;
  911.  
  912.     // 准备显示文本
  913.     const texts = tlist.map((x) => {
  914.       const info = infos[x.activityId];
  915.       return info ? `${info.name}(${info.teachers})` : "加载中...";
  916.     });
  917.  
  918.     // 等待作业元素显示
  919.     const timeout = 5000; // 5秒超时
  920.     const startTime = Date.now();
  921.  
  922.     let nodes;
  923.     while (Date.now() - startTime < timeout) {
  924.       nodes = $x(
  925.         '//*[@id="layout-container"]/div[2]/div[2]/div/div[2]/div[1]/div[3]/div[2]/div/div'
  926.       );
  927.       if (
  928.         nodes.length > 0 &&
  929.         nodes.some((node) => node.children[0] && node.children[0].innerText)
  930.       ) {
  931.         break;
  932.       }
  933.       await sleep(100);
  934.     }
  935.  
  936.     // 更新课程信息显示
  937.     for (let i = 0; i < Math.min(nodes.length, texts.length); i++) {
  938.       if (nodes[i] && nodes[i].children[1]) {
  939.         if (nodes[i].children[1].children.length === 0) {
  940.           const p = document.createElement("div");
  941.           const t = document.createTextNode(texts[i]);
  942.           p.appendChild(t);
  943.           p.style.color = "#0066cc";
  944.           nodes[i].children[1].insertAdjacentElement("afterbegin", p);
  945.         } else {
  946.           nodes[i].children[1].children[0].innerHTML = texts[i];
  947.           nodes[i].children[1].children[0].style.color = "#0066cc";
  948.         }
  949.       }
  950.     }
  951.   }
  952.  
  953.   // XPath选择器
  954.   function $x(xpath, context = document) {
  955.     const iterator = document.evaluate(
  956.       xpath,
  957.       context,
  958.       null,
  959.       XPathResult.ANY_TYPE,
  960.       null
  961.     );
  962.     const results = [];
  963.     let item;
  964.     while ((item = iterator.iterateNext())) {
  965.       results.push(item);
  966.     }
  967.     return results;
  968.   }
  969.  
  970.   // 本地存储
  971.   function set(k, v) {
  972.     const h = JSON.parse(localStorage.getItem("zzxw") || "{}");
  973.     h[k] = v;
  974.     localStorage.setItem("zzxw", JSON.stringify(h));
  975.   }
  976.  
  977.   function get(k) {
  978.     const h = JSON.parse(localStorage.getItem("zzxw") || "{}");
  979.     return h[k];
  980.   }
  981.  
  982.   // 插入课程信息
  983.   function insert(x) {
  984.     if (!x) return;
  985.     if (
  986.       $x(
  987.         "/html/body/div[1]/div/div[2]/div[2]/div/div/div[2]/div/div[2]/div[1]/div/div/div[1]/div/p"
  988.       ).length > 2
  989.     )
  990.       return;
  991.     const d = $x(
  992.       "/html/body/div[1]/div/div[2]/div[2]/div/div/div[2]/div/div[2]/div[1]/div/div/div[1]/div/p[1]"
  993.     );
  994.     if (!d.length) {
  995.       setTimeout(() => insert(x), 50);
  996.       return;
  997.     }
  998.     // 检查是否已经插入过
  999.     const existingText = Array.from(d[0].parentNode.childNodes).some(
  1000.       (node) => node.textContent && node.textContent.includes(x.name)
  1001.     );
  1002.  
  1003.     if (!existingText) {
  1004.       const p = document.createElement("p");
  1005.       const t = document.createTextNode(x.name + "(" + x.teachers + ")");
  1006.       p.appendChild(t);
  1007.       d[0].after(p);
  1008.     }
  1009.   }
  1010.  
  1011.   // 辅助函数
  1012.   function sleep(n) {
  1013.     return new Promise((res) => setTimeout(res, n));
  1014.   }
  1015.  
  1016.   async function wait(func) {
  1017.     let r = func();
  1018.     if (r instanceof Promise) r = await r;
  1019.     if (r) return r;
  1020.     await sleep(50);
  1021.     return await wait(func);
  1022.   }
  1023.  
  1024.   async function waitChange(func, value) {
  1025.     const r = value;
  1026.     while (1) {
  1027.       let t = func();
  1028.       if (t instanceof Promise) t = await t;
  1029.       if (t != r) return t;
  1030.       await sleep(50);
  1031.     }
  1032.   }
  1033.  
  1034.   // 预览URL相关
  1035.   async function getPreviewURL(storageId) {
  1036.     const res = await fetch(
  1037.       "https://apiucloud.bupt.edu.cn/blade-source/resource/preview-url?resourceId=" +
  1038.         storageId
  1039.     );
  1040.     const json = await res.json();
  1041.     onlinePreview = json.data.onlinePreview;
  1042.     return json.data.previewUrl;
  1043.   }
  1044.  
  1045.   // 启用文本选择 修改按钮尺寸
  1046.   function addFunctionalCSS() {
  1047.     GM_addStyle(`
  1048.     .teacher-home-page .home-left-container .in-progress-section .in-progress-body .in-progress-item .activity-box .activity-title {  
  1049.       height: auto !important;
  1050.     }  
  1051.     `);
  1052.     if (settings.enableTextSelection) {
  1053.       GM_addStyle(`  
  1054.         .el-checkbox, .el-checkbox-button__inner, .el-empty__image img, .el-radio,  
  1055.         div, span, p, a, h1, h2, h3, h4, h5, h6, li, td, th {  
  1056.           -webkit-user-select: auto !important;  
  1057.           -moz-user-select: auto !important;  
  1058.           -ms-user-select: auto !important;  
  1059.           user-select: auto !important;  
  1060.         }  
  1061.         `);
  1062.       document.addEventListener(
  1063.         "copy",
  1064.         function (e) {
  1065.           e.stopImmediatePropagation();
  1066.         },
  1067.         true
  1068.       );
  1069.  
  1070.       document.addEventListener(
  1071.         "selectstart",
  1072.         function (e) {
  1073.           e.stopImmediatePropagation();
  1074.         },
  1075.         true
  1076.       );
  1077.     }
  1078.     if (settings.useBiggerButton) {
  1079.       GM_addStyle(`
  1080.       .teacher-home-page .home-left-container .my-lesson-section .my-lesson-header .header-control .banner-control-btn, .teacher-home-page .home-left-container .in-progress-section .in-progress-header .header-control .banner-control-btn {
  1081.         width: 60px !important;
  1082.         height: 30px !important;
  1083.         background: #f2f2f2 !important;
  1084.         line-height: auto !important;
  1085.       }
  1086.       .teacher-home-page .home-left-container .my-lesson-section .my-lesson-header .header-control .banner-control-btn span,.teacher-home-page .home-left-container .in-progress-section .in-progress-header .header-control .banner-control-btn span {
  1087.         font-size: 22px !important;
  1088.       }
  1089.     `);
  1090.     }
  1091.   }
  1092.  
  1093.   // 主函数
  1094.   async function main() {
  1095.     "use strict";
  1096.     // ticket跳转
  1097.     if (new URLSearchParams(location.search).get("ticket")?.length) {
  1098.       setTimeout(() => {
  1099.         location.href = "https://ucloud.bupt.edu.cn/uclass/#/student/homePage";
  1100.       }, 500);
  1101.       return;
  1102.     }
  1103.  
  1104.     // 课件预览页面
  1105.     if (
  1106.       location.href.startsWith(
  1107.         "https://ucloud.bupt.edu.cn/uclass/course.html#/resourceLearn"
  1108.       )
  1109.     ) {
  1110.       if (settings.autoClosePopup) {
  1111.         const dialogBox = document.querySelector("div.el-message-box__wrapper");
  1112.  
  1113.         if (
  1114.           dialogBox &&
  1115.           window.getComputedStyle(dialogBox).display !== "none"
  1116.         ) {
  1117.           const messageElement = dialogBox.querySelector(
  1118.             ".el-message-box__message p"
  1119.           );
  1120.           if (
  1121.             messageElement &&
  1122.             (messageElement.textContent.includes("您正在学习其他课件") ||
  1123.               messageElement.textContent.includes("您已经在学习此课件了"))
  1124.           ) {
  1125.             const confirmButton = dialogBox.querySelector(
  1126.               ".el-button--primary"
  1127.             );
  1128.             if (confirmButton) {
  1129.               confirmButton.click();
  1130.             } else {
  1131.               console.log("未找到确认按钮");
  1132.             }
  1133.           }
  1134.         }
  1135.       }
  1136.       if (settings.hideTimer) {
  1137.         GM_addStyle(`
  1138.         .preview-container .time {  
  1139.             display: none !important;  
  1140.         }  
  1141.       `);
  1142.       }
  1143.     }
  1144.  
  1145.     // 作业详情页面
  1146.     if (
  1147.       location.href.startsWith(
  1148.         "https://ucloud.bupt.edu.cn/uclass/course.html#/student/assignmentDetails_fullpage"
  1149.       )
  1150.     ) {
  1151.       const q = new URLSearchParams(location.href);
  1152.       const id = q.get("assignmentId");
  1153.       const r = get(id);
  1154.       const [userid, token] = getToken();
  1155.  
  1156.       // 显示相关课程信息
  1157.       if (r) {
  1158.         insert(r);
  1159.       } else {
  1160.         const title = q.get("assignmentTitle");
  1161.         if (!id || !title) return;
  1162.         try {
  1163.           const courseInfo = await searchCourse(userid, id, title, token);
  1164.           if (courseInfo) {
  1165.             insert(courseInfo);
  1166.             set(id, courseInfo);
  1167.           }
  1168.         } catch (e) {
  1169.           console.error("获取课程信息失败", e);
  1170.         }
  1171.       }
  1172.  
  1173.       // 处理资源预览和下载
  1174.       try {
  1175.         const detail = (await getDetail(id)).data;
  1176.         if (!detail || !detail.assignmentResource) return;
  1177.  
  1178.         const filenames = detail.assignmentResource.map((x) => x.resourceName);
  1179.         const urls = await Promise.all(
  1180.           detail.assignmentResource.map((x) => {
  1181.             return getPreviewURL(x.resourceId);
  1182.           })
  1183.         );
  1184.  
  1185.         await wait(
  1186.           () =>
  1187.             $x('//*[@id="assignment-info"]/div[2]/div[2]/div[2]/div').length > 0
  1188.         );
  1189.  
  1190.         $x('//*[@id="assignment-info"]/div[2]/div[2]/div[2]/div').forEach(
  1191.           (x, index) => {
  1192.             if (
  1193.               x.querySelector(".by-icon-eye-grey") ||
  1194.               x.querySelector(".by-icon-yundown-grey")
  1195.             ) {
  1196.               x.querySelector(".by-icon-eye-grey").remove();
  1197.               x.querySelector(".by-icon-yundown-grey").remove();
  1198.             }
  1199.  
  1200.             // 添加预览按钮
  1201.             const i = document.createElement("i");
  1202.             i.title = "预览";
  1203.             i.classList.add("by-icon-eye-grey");
  1204.             i.addEventListener("click", () => {
  1205.               const url = urls[index];
  1206.               const filename = filenames[index];
  1207.               if (settings.autoDownload) {
  1208.                 downloadFile(url, filename);
  1209.                 console.log("Autodownload");
  1210.               }
  1211.               if (
  1212.                 filename.endsWith(".xls") ||
  1213.                 filename.endsWith(".xlsx") ||
  1214.                 url.endsWith(".doc") ||
  1215.                 url.endsWith(".docx") ||
  1216.                 url.endsWith(".ppt") ||
  1217.                 url.endsWith(".pptx")
  1218.               )
  1219.                 openTab(
  1220.                   "https://view.officeapps.live.com/op/view.aspx?src=" +
  1221.                     encodeURIComponent(url),
  1222.                   { active: true, insert: true }
  1223.                 );
  1224.               else if (onlinePreview !== null)
  1225.                 openTab(onlinePreview + encodeURIComponent(url), {
  1226.                   active: true,
  1227.                   insert: true,
  1228.                 });
  1229.             });
  1230.  
  1231.             // 添加下载按钮
  1232.             const i2 = document.createElement("i");
  1233.             i2.title = "下载";
  1234.             i2.classList.add("by-icon-yundown-grey");
  1235.             i2.addEventListener("click", () => {
  1236.               downloadFile(urls[index], filenames[index]);
  1237.             });
  1238.  
  1239.             // 插入按钮
  1240.             if (x.children.length >= 3) {
  1241.               x.children[3]?.remove();
  1242.               x.children[2]?.insertAdjacentElement("afterend", i);
  1243.               x.children[2]?.remove();
  1244.               x.children[1]?.insertAdjacentElement("afterend", i2);
  1245.             } else {
  1246.               x.appendChild(i2);
  1247.               x.appendChild(i);
  1248.             }
  1249.           }
  1250.         );
  1251.       } catch (e) {
  1252.         console.error("处理资源失败", e);
  1253.       }
  1254.     }
  1255.  
  1256.     // 主页面
  1257.     else if (
  1258.       location.href.startsWith(
  1259.         "https://ucloud.bupt.edu.cn/uclass/#/student/homePage"
  1260.       ) ||
  1261.       location.href.startsWith(
  1262.         "https://ucloud.bupt.edu.cn/uclass/index.html#/student/homePage"
  1263.       )
  1264.     ) {
  1265.       try {
  1266.         // 未完成任务列表
  1267.         const list = glist || (await getUndoneList()).data.undoneList;
  1268.         if (!list || !Array.isArray(list)) return;
  1269.         glist = list;
  1270.  
  1271.         const observer = new MutationObserver(async (mutations) => {
  1272.           // 当前页码
  1273.           const pageElement = document.querySelector(
  1274.             "#layout-container > div.main-content > div.router-container > div > div.teacher-home-page > div.home-left-container.home-inline-block > div.in-progress-section.home-card > div.in-progress-header > div > div:nth-child(2) > div > div.banner-indicator.home-inline-block"
  1275.           );
  1276.  
  1277.           if (!pageElement) return;
  1278.  
  1279.           // 解析页码
  1280.           const currentPage = parseInt(
  1281.             pageElement.innerHTML.trim().split("/")[0]
  1282.           );
  1283.           if (isNaN(currentPage)) return;
  1284.  
  1285.           // 页码变化则更新显示
  1286.           if (currentPage !== gpage) {
  1287.             gpage = currentPage;
  1288.             await updateAssignmentDisplay(list, currentPage);
  1289.           }
  1290.         });
  1291.  
  1292.         observer.observe(document.body, {
  1293.           childList: true,
  1294.           subtree: true,
  1295.           attributes: false,
  1296.           characterData: true,
  1297.         });
  1298.  
  1299.         // 初始化页码
  1300.         let page = 1;
  1301.         const pageElement = document.querySelector(
  1302.           "#layout-container > div.main-content > div.router-container > div > div.teacher-home-page > div.home-left-container.home-inline-block > div.in-progress-section.home-card > div.in-progress-header > div > div:nth-child(2) > div > div.banner-indicator.home-inline-block"
  1303.         );
  1304.  
  1305.         if (pageElement) {
  1306.           page = parseInt(pageElement.innerHTML.trim().split("/")[0]);
  1307.           gpage = page;
  1308.         }
  1309.  
  1310.         // 更新作业显示
  1311.         await updateAssignmentDisplay(list, page);
  1312.  
  1313.         // 本学期课程点击事件
  1314.         document.querySelectorAll('div[class="header-label"]').forEach((el) => {
  1315.           if (el.textContent.includes("本学期课程")) {
  1316.             el.style.cursor = "pointer";
  1317.             el.addEventListener("click", (e) => {
  1318.               e.preventDefault();
  1319.               window.location.href =
  1320.                 "https://ucloud.bupt.edu.cn/uclass/index.html#/student/myCourse";
  1321.             });
  1322.           }
  1323.         });
  1324.       } catch (e) {
  1325.         console.error("主页处理失败", e);
  1326.       }
  1327.     }
  1328.  
  1329.     // 课程主页
  1330.     else if (
  1331.       location.href.startsWith(
  1332.         "https://ucloud.bupt.edu.cn/uclass/course.html#/student/courseHomePage"
  1333.       )
  1334.     ) {
  1335.       try {
  1336.         const site = JSON.parse(localStorage.getItem("site"));
  1337.         if (!site || !site.id) return;
  1338.  
  1339.         const id = site.id;
  1340.         const resources = await getSiteResource(id);
  1341.  
  1342.         // 添加下载按钮到每个资源
  1343.         const resourceItems = $x(
  1344.           '//div[@class="resource-item"]/div[@class="right"]'
  1345.         );
  1346.         const previewItems = $x(
  1347.           '//div[@class="resource-item"]/div[@class="left"]'
  1348.         );
  1349.  
  1350.         if (resourceItems.length > 0) {
  1351.           resourceItems.forEach((x, index) => {
  1352.             if (index >= resources.length) return;
  1353.  
  1354.             if (settings.autoDownload) {
  1355.               previewItems[index].addEventListener(
  1356.                 "click",
  1357.                 async (e) => {
  1358.                   const url = await getPreviewURL(resources[index].id);
  1359.                   downloadFile(url, resources[index].name);
  1360.                   console.log("Autodownload");
  1361.                 },
  1362.                 false
  1363.               );
  1364.             }
  1365.  
  1366.             const i = document.createElement("i");
  1367.             i.title = "下载";
  1368.             i.classList.add("by-icon-download");
  1369.             i.classList.add("btn-icon");
  1370.             i.classList.add("visible");
  1371.             i.style.cssText = `  
  1372.           display: inline-block !important;  
  1373.           visibility: visible !important;  
  1374.           cursor: pointer !important;  
  1375.       `;
  1376.  
  1377.             // 获取data-v属性
  1378.             const dataAttr = Array.from(x.attributes).find((attr) =>
  1379.               attr.localName.startsWith("data-v")
  1380.             );
  1381.             if (dataAttr) {
  1382.               i.setAttribute(dataAttr.localName, "");
  1383.             }
  1384.  
  1385.             i.addEventListener(
  1386.               "click",
  1387.               async (e) => {
  1388.                 e.stopPropagation();
  1389.                 const url = await getPreviewURL(resources[index].id);
  1390.                 downloadFile(url, resources[index].name);
  1391.               },
  1392.               false
  1393.             );
  1394.  
  1395.             if (x.children.length) x.children[0].remove();
  1396.             x.insertAdjacentElement("afterbegin", i);
  1397.           });
  1398.  
  1399.           // "下载全部"按钮
  1400.           if (
  1401.             !document.getElementById("downloadAllButton") &&
  1402.             resources.length > 0
  1403.           ) {
  1404.             const downloadAllButton = `<div style="display: flex;flex-direction: row;justify-content: end;margin-right: 24px;margin-top: 20px;">  
  1405.                       <button type="button" class="el-button submit-btn el-button--primary" id="downloadAllButton">  
  1406.                       下载全部  
  1407.                       </button>  
  1408.                       </div>`;
  1409.  
  1410.             const resourceList = $x(
  1411.               "/html/body/div/div/div[2]/div[2]/div/div/div"
  1412.             );
  1413.             if (resourceList.length > 0) {
  1414.               const containerElement = document.createElement("div");
  1415.               containerElement.innerHTML = downloadAllButton;
  1416.               resourceList[0].before(containerElement);
  1417.  
  1418.               document.getElementById("downloadAllButton").onclick =
  1419.                 async () => {
  1420.                   downloading = !downloading;
  1421.                   if (downloading) {
  1422.                     document.getElementById("downloadAllButton").innerHTML =
  1423.                       "取消下载";
  1424.                     for (let file of resources) {
  1425.                       if (!downloading) return;
  1426.                       await downloadFile(
  1427.                         await getPreviewURL(file.id),
  1428.                         file.name
  1429.                       );
  1430.                     }
  1431.                     // 下载完成后重置按钮
  1432.                     if (downloading) {
  1433.                       downloading = false;
  1434.                       document.getElementById("downloadAllButton").innerHTML =
  1435.                         "下载全部";
  1436.                     }
  1437.                   } else {
  1438.                     document.getElementById("downloadAllButton").innerHTML =
  1439.                       "下载全部";
  1440.                   }
  1441.                 };
  1442.             }
  1443.           }
  1444.         }
  1445.       } catch (e) {
  1446.         console.error("课程主页处理失败", e);
  1447.       }
  1448.     }
  1449.   }
  1450. })();