// ==UserScript==
// @name 江西专技学习网-江西师范大学-全自动倍速播放刷课助手（zjpt.jxnu.edu.cn）
// @version 1.0.0
// @description 江西专技学习网（江西师范大学）专用版：倍速播放+静音+自动播放+记忆进度，兼容公需课/专业课所有视频
// @author 晓晓
// @match https://zjpt.jxnu.edu.cn/*
// @match https://zjpt-web.jxnu.edu.cn/*
// @grant GM_getValue
// @grant GM_setValue
// @grant GM_registerMenuCommand
// @run-at document-end
// @license MIT
// ==/UserScript==
(function () {
'use strict';
var SETTINGS_KEY = 'zjpt_speed_settings';
var defaults = { speed: 2, muted: true, autoplay: true, remember: true };
var S = Object.assign({}, defaults, GM_getValue(SETTINGS_KEY, {}));
function save() { GM_setValue(SETTINGS_KEY, S); }
// ==================== 工具 ====================
function $1(s, ctx) { return (ctx || document).querySelector(s); }
function $A(s, ctx) { return Array.from((ctx || document).querySelectorAll(s)); }
function log(msg) {
var el = $1('#zjpt-log');
if (el) {
var t = new Date().toLocaleTimeString('zh-CN', { hour12: false });
el.value += '[' + t + '] ' + msg + '\n';
el.scrollTop = el.scrollHeight;
}
console.log('[江西专技]', msg);
}
// 遍历shadow root
function* getShadowRoots(root) {
if (!root) return;
var walker = document.createTreeWalker(root, NodeFilter.SHOW_ELEMENT);
var node;
while (node = walker.nextNode()) {
if (node.shadowRoot) { yield node.shadowRoot; yield* getShadowRoots(node.shadowRoot); }
}
}
function qsa(selector, ctx) {
ctx = ctx || document;
var r = $A(selector, ctx);
for (var sr of getShadowRoots(ctx)) { r = r.concat($A(selector, sr)); }
return r;
}
// ==================== 视频控制 ====================
function applyToAllVideos(action) {
qsa('video').forEach(function(v) { try { action(v); } catch (e) {} });
$A('iframe').forEach(function(frame) {
try { qsa('video', (frame.contentDocument || frame.contentWindow.document)).forEach(action); } catch (e) {}
});
}
function applySpeed(v) { if (v.playbackRate !== S.speed) v.playbackRate = S.speed; }
function applyMuted(v) { if (v.muted !== S.muted) v.muted = S.muted; }
function applyAutoplay(v) { if (S.autoplay && v.paused && v.readyState >= 3) v.play().catch(function(){}); }
function applyAll() {
applyToAllVideos(function(v) { applySpeed(v); applyMuted(v); applyAutoplay(v); });
}
// 记忆进度
function saveProgress() {
if (!S.remember) return;
qsa('video').forEach(function(v) {
if (v.duration > 5 && v.currentTime > 1) {
var key = 'zjpt_prog_' + location.host + '_' + v.src;
GM_setValue(key, v.currentTime);
}
});
}
function restoreProgress() {
if (!S.remember) return;
applyToAllVideos(function(v) {
var key = 'zjpt_prog_' + location.host + '_' + v.src;
var t = GM_getValue(key, 0);
if (t > 1 && t < v.duration - 3) {
v.currentTime = t;
log('\u8bb0\u5fc6\u8fdb\u5ea6\u6062\u590d: ' + Math.floor(t/60) + '\u5206' + (t%60).toFixed(0) + '\u79d2');
}
});
}
// ==================== UI面板 ====================
function createPanel() {
if ($1('#zjpt-panel')) return;
var el = document.createElement('div');
el.id = 'zjpt-panel';
el.style.cssText = [
'position:fixed;top:20px;right:20px;z-index:999999;',
'background:linear-gradient(135deg,#1a1a2e,#16213e);',
'color:#e0e0e0;padding:14px 18px;border-radius:12px;',
'min-width:300px;box-shadow:0 8px 32px rgba(0,0,0,0.5);',
'font-family:"PingFang SC","Microsoft YaHei",sans-serif;',
'border:1px solid rgba(255,255,255,0.08);font-size:13px;'
].join('');
el.innerHTML =
'' +
'
📚' +
'
江西专技学习网
' +
'
● 运行中
' +
'
倍速： ' + S.speed + 'x
' +
'' +
'0.5x16x
' +
'' +
'' +
'' +
'
' +
'' +
'' +
'
' +
'未检测到视频
' +
'' +
'' +
'
' +
'' +
'💬 ' +
'wkds995' +
' 客服微信' +
'
';
document.body.appendChild(el);
// 倍速滑块
$1('#zjpt-speed').addEventListener('input', function () {
S.speed = parseFloat(this.value);
$1('#zjpt-speed-val').textContent = S.speed + 'x';
save();
applyToAllVideos(applySpeed);
log('\u500d\u901f\u8c03\u6572: ' + S.speed + 'x');
});
// 静音
$1('#zjpt-muted-btn').addEventListener('click', function () {
S.muted = !S.muted;
this.style.background = S.muted ? '#ef4444' : '#374151';
this.innerHTML = S.muted ? '☕ 已静音' : '🔊 开启声音';
save();
applyToAllVideos(applyMuted);
log(S.muted ? '\u5df2\u9759\u97f3' : '\u5f00\u542f\u58f0\u97f3');
});
// 自动播放
$1('#zjpt-ap-btn').addEventListener('click', function () {
S.autoplay = !S.autoplay;
this.style.background = S.autoplay ? '#10b981' : '#374151';
this.innerHTML = S.autoplay ? '▶ 已自动' : '⏸ 手动';
save();
log(S.autoplay ? '\u81ea\u52a8\u64ad\u653e\u5f00\u542f' : '\u624b\u52a8\u64ad\u653e');
});
// 记忆进度
$1('#zjpt-rem-btn').addEventListener('click', function () {
S.remember = !S.remember;
this.style.background = S.remember ? '#3b82f6' : '#374151';
var cb = this.querySelector('input');
if (cb) cb.checked = S.remember;
save();
log(S.remember ? '\u8bb0\u5fc6\u8fdb\u5ea6\u5f00\u542f' : '\u8bb0\u5fc6\u8fdb\u5ea6\u5173\u95ed');
});
}
// 进度显示
function updateProgress() {
var el = $1('#zjpt-progress');
if (!el) return;
var videos = qsa('video');
if (videos.length === 0) { el.textContent = '\u672a\u68c0\u6d4b\u5230\u89c6\u9891'; return; }
var parts = [];
videos.forEach(function(v, i) {
if (v.duration > 0) {
var pct = Math.round((v.currentTime / v.duration) * 100);
var cm = Math.floor(v.currentTime/60), cs = Math.floor(v.currentTime%60);
var tm = Math.floor(v.duration/60), ts = Math.floor(v.duration%60);
parts.push('\u89c6' + (i+1) + ': ' + pct + '% (' + cm + ':' + String(cs).padStart(2,'0') + '/' + tm + ':' + String(ts).padStart(2,'0') + ') ' + S.speed + 'x');
}
});
el.textContent = parts.length > 0 ? parts.join(' | ') : '\u672a\u68c0\u6d4b\u5230\u89c6\u9891';
}
// ==================== 主循环 ====================
var counter = 0, saved = false;
function loop() {
counter++;
applyAll();
if (S.remember && counter % 20 === 0) saveProgress();
if (counter % 10 === 0) updateProgress();
if (!saved && counter === 5) {
saved = true;
restoreProgress();
log('\u8bb0\u5fc6\u8fdb\u5ea6\u5df2\u6062\u590d');
}
}
// ==================== 入口 ====================
function main() {
createPanel();
log('\u6c5f\u897f\u4e13\u6280\u5b66\u4e60\u7f51 \u52a9\u624b v1.0 \u5df2\u542f\u52a8');
log('\u5f53\u524d\u500d\u7387: ' + S.speed + 'x | \u9759\u97f3: ' + (S.muted?'\u662f':'\u5426') + ' | \u81ea\u52a8: ' + (S.autoplay?'\u662f':'\u5426') + ' | \u8bb0\u5fc6: ' + (S.remember?'\u662f':'\u5426'));
log('\u6ce8\u610f: \u672c\u811a\u672c\u4ec5\u9002\u7528\u4e8e jxnu.edu.cn \u57df');
setInterval(loop, 500);
window.addEventListener('beforeunload', saveProgress);
}
if (document.readyState === 'complete') { main(); }
else { window.addEventListener('load', main); }
})();