298 lines
9.7 KiB
JavaScript
298 lines
9.7 KiB
JavaScript
// ==UserScript==
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// @name 平顶山学院（青书学堂）自动学习脚本
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// @namespace http://tampermonkey.net/
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// @version 2026-06-03
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// @description try to take over the world!
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// @author You
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// @match https://degree.qingshuxuetang.com/pdsu/Student/Course/CourseStudy*
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// @match https://degree.qingshuxuetang.com/pdsu/Student/Course/CourseShow*
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// @icon https://www.google.com/s2/favicons?sz=64&domain=qingshuxuetang.com
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// @updateURL https://git.zaobai.com/public/tampermonkey_script/raw/branch/master/qingshuxuetang_auto_play.user.js
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// @downloadURL https://git.zaobai.com/public/tampermonkey_script/raw/branch/master/qingshuxuetang_auto_play.user.js
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// @grant none
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// ==/UserScript==
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(function () {
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"use strict";
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const url = window.location.href;
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const MIN_STUDY_SECONDS = 5 * 60;
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const VIDEO_SELECTOR = "#vjs_video_3_html5_api";
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const TEXT_SELECTOR = "#easyXDM_default2872_provider";
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const TOAST_CONTAINER_ID = "qingshu-auto-toast-container";
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const TOAST_STYLE_ID = "qingshu-auto-toast-style";
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const TOAST_DEFAULT_DURATION = 4000;
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// 创建右下角 toast 容器和样式。
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// 每次通知都会创建一个新的 toast，所以多个通知会一起堆叠显示。
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const ensureToastContainer = () => {
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let container = document.querySelector("#" + TOAST_CONTAINER_ID);
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if (!document.querySelector("#" + TOAST_STYLE_ID)) {
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const style = document.createElement("style");
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style.id = TOAST_STYLE_ID;
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style.textContent = `
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#${TOAST_CONTAINER_ID} {
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position: fixed;
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right: 18px;
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bottom: 18px;
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z-index: 2147483647;
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display: flex;
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flex-direction: column;
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align-items: flex-end;
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gap: 10px;
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max-width: min(360px, calc(100vw - 36px));
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pointer-events: none;
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}
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#${TOAST_CONTAINER_ID} .qingshu-toast {
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box-sizing: border-box;
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min-width: 220px;
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max-width: 100%;
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padding: 10px 12px;
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border-left: 4px solid #3b82f6;
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border-radius: 8px;
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background: rgba(17, 24, 39, 0.94);
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color: #fff;
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box-shadow: 0 10px 30px rgba(0, 0, 0, 0.24);
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font-size: 13px;
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line-height: 1.45;
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opacity: 0;
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transform: translateY(10px);
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transition: opacity 180ms ease, transform 180ms ease;
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pointer-events: auto;
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word-break: break-word;
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}
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#${TOAST_CONTAINER_ID} .qingshu-toast.show {
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opacity: 1;
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transform: translateY(0);
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}
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#${TOAST_CONTAINER_ID} .qingshu-toast.success {
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border-left-color: #22c55e;
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}
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#${TOAST_CONTAINER_ID} .qingshu-toast.warning {
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border-left-color: #f59e0b;
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}
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#${TOAST_CONTAINER_ID} .qingshu-toast.error {
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border-left-color: #ef4444;
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}
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`;
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(document.head || document.documentElement).appendChild(style);
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}
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if (!container) {
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container = document.createElement("div");
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container.id = TOAST_CONTAINER_ID;
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(document.body || document.documentElement).appendChild(container);
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}
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return container;
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};
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// 显示一条 toast，同时保留 console 输出。
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// type 可用 info、success、warning、error；duration 是自动隐藏时间。
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const notify = (message, type = "info", duration = TOAST_DEFAULT_DURATION) => {
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const log = type === "error" ? console.error : console.log;
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log(message);
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const container = ensureToastContainer();
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const toast = document.createElement("div");
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toast.className = "qingshu-toast " + type;
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toast.innerText = message;
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container.appendChild(toast);
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requestAnimationFrame(() => {
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toast.classList.add("show");
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});
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const removeToast = () => {
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toast.classList.remove("show");
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setTimeout(() => {
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toast.remove();
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}, 180);
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};
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toast.addEventListener("click", removeToast);
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setTimeout(removeToast, duration);
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};
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notify("插件加载完成，等待界面渲染", "info");
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// 等待某个 DOM 条件成立。
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// 页面里的课程列表、视频、文本课件经常是后加载的，所以不用固定延迟，
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// 而是监听 DOM 变化，直到 getResult() 返回有效结果。
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const waitForCondition = (getResult) => {
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const result = getResult();
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if (result) {
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return Promise.resolve(result);
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}
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return new Promise((resolve) => {
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const observer = new MutationObserver(() => {
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const result = getResult();
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if (result) {
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observer.disconnect();
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resolve(result);
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}
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});
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observer.observe(document.documentElement, {
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childList: true,
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subtree: true,
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});
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});
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};
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// 把“共4分钟49秒”“共1小时2分钟3秒”这类文字换算成秒数，
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// 方便判断是否已经学满 5 分钟。
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const parseStudySeconds = (text) => {
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const hourMatch = text.match(/(\d+)\s*小时/);
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const minuteMatch = text.match(/(\d+)\s*分钟/);
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const secondMatch = text.match(/(\d+)\s*秒/);
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return (
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(hourMatch ? Number(hourMatch[1]) * 3600 : 0) +
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(minuteMatch ? Number(minuteMatch[1]) * 60 : 0) +
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(secondMatch ? Number(secondMatch[1]) : 0)
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);
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};
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// 判断一个课程节点是否需要进入：
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// 1. 没有 study_being，说明还没学过，需要进入；
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// 2. 学过但累计时间低于 5 分钟，也需要再次进入；
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// 3. 学习时间达到 5 分钟及以上，就跳过。
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const shouldEnterCourseware = (item) => {
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const mark = item.querySelector(".study_being");
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if (!mark) {
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return true;
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}
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const studiedSeconds = parseStudySeconds(mark.innerText);
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return studiedSeconds < MIN_STUDY_SECONDS;
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};
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// 返回课程列表页。
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// 优先点击页面自带的返回按钮；如果没找到，就用浏览器历史记录兜底。
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const returnToStudyPage = () => {
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const backLink = document.querySelector(".back-link");
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if (backLink) {
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backLink.click();
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return;
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}
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history.back();
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};
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// 播放页可能是视频课件，也可能是文本课件。
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// 这里会一直等到其中一种课件元素真正出现在页面上。
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const waitForCoursewareElement = () =>
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waitForCondition(
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() =>
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document.querySelector(VIDEO_SELECTOR) ||
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document.querySelector(TEXT_SELECTOR)
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);
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const onPageLoad = async () => {
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notify("页面加载完成，开始执行脚本", "info");
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if (url.includes("CourseStudy")) {
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notify("进入准备阶段，等待课程列表", "info");
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// 课程列表是异步渲染的，等到至少有一个课程节点后再开始遍历。
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const items = await waitForCondition(() => {
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const list = document.querySelector("#list");
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const items = list ? list.querySelectorAll("li > a.node") : [];
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return items.length > 0 ? items : null;
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});
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notify("获取到课程数量：" + items.length, "success");
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// 从上到下找到第一个“没学过”或“学习不足5分钟”的课件并进入。
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for (const item of items) {
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if (shouldEnterCourseware(item)) {
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const mark = item.querySelector(".study_being");
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const studiedSeconds = mark ? parseStudySeconds(mark.innerText) : 0;
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notify(
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"点击未完成学习时长的视频：" +
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item.querySelector(".title").innerText +
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"，已学习：" +
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studiedSeconds +
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"秒",
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"success",
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6000
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);
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item.click();
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return;
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}
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}
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notify("所有视频均已播放完毕，结束脚本", "success", 6000);
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} else if (url.includes("CourseShow")) {
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notify("进入学习阶段，等待课件加载", "info");
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// 等到播放页真正渲染出视频或文本课件，再决定如何处理。
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const coursewareElement = await waitForCoursewareElement();
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// 文本课件没有 video 标签，不需要播放；停留 5 分钟后返回列表页。
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if (coursewareElement.matches(TEXT_SELECTOR)) {
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notify("检测到文本课件，等待5分钟后返回准备页面", "warning", 6000);
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setTimeout(() => {
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notify("文本课件等待完成，返回准备页面", "success");
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returnToStudyPage();
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}, MIN_STUDY_SECONDS * 1000);
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return;
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}
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// 视频课件需要周期性检查播放状态：启动播放、设置倍速、播完返回。
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let videoMissingNotified = false;
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const videoInterval = setInterval(() => {
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const video = document.querySelector(VIDEO_SELECTOR);
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// 有些播放器会重建 video 元素，短暂找不到时继续等下一轮。
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if (!video) {
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if (!videoMissingNotified) {
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notify("视频元素暂时不可用，继续等待", "warning");
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videoMissingNotified = true;
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}
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return;
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}
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videoMissingNotified = false;
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if (video.paused && video.currentTime === 0) {
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video.play();
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notify("视频未播放，开始播放视频", "success");
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return;
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}
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if (video.currentTime >= video.duration - 1) {
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notify("视频播放结束，返回准备页面", "success");
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clearInterval(videoInterval);
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returnToStudyPage();
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}
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if (video.playbackRate === 1) {
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notify("将视频倍速设置为2倍速", "success");
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video.playbackRate = 2;
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}
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console.log("视频正在播放，当前时间：" + video.currentTime);
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}, 3000);
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}
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};
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// 等待页面加载完成后执行
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if (document.readyState === "complete") {
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onPageLoad();
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} else {
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window.addEventListener("load", onPageLoad);
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}
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})();
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