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cxdownload.user.js
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cxdownload.user.js
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// ==UserScript==
// @name 超星学习通课程资源直链下载
// @namespace https://github.com/ColdThunder11/ChaoXingDownload
// @version 0.37
// @description 超星学习通课程资源直链下载，支持ppt(x),doc(x),pdf,mp4,flv,mp3,avi资源的下载，支持整节课资源批量下载。
// @author ColdThunder11
// @match *://*.chaoxing.com/mycourse/studentstudy?chapterId=*&courseId=*&clazzid=*&enc=*
// @match *://*.chaoxing.com/coursedata?classId=*
// @match *://*.chaoxing.com/coursedata?courseId=*
// @match *://*.chaoxing.com/coursedata/search?dataName=*&courseId=*
// @match *://*.chaoxing.com/ananas/modules/pdf/index.html*
// @match *://*.edu.cn/mycourse/studentstudy?chapterId=*&courseId=*&clazzid=*&enc=*
// @match *://*.edu.cn/coursedata?classId=*
// @match *://*.edu.cn/coursedata?courseId=*
// @match *://*.edu.cn/coursedata/search?dataName=*&courseId=*
// @match *://*.edu.cn/ananas/modules/pdf/index.html*
// @run-at document-start
// @grant unsafeWindow
// @supportURL https://github.com/ColdThunder11/ChaoXingDownload/issues
// ==/UserScript==
(function () {
'use strict';
try{
let href = unsafeWindow.top.location.href
}
catch{
location.reload() //Refresh page to avoid cross-origin problem cause by http page
return
}
if(unsafeWindow.top.location.href != unsafeWindow.location.href){ //Only run xhr hook in iframe
var myOpen = unsafeWindow.XMLHttpRequest.prototype.open;
unsafeWindow.XMLHttpRequest.prototype.open = function () {
//console.log(arguments)
this.addEventListener("load",()=>{
if(this.responseText.includes("d0.ananas.chaoxing.com/download/") ){
//console.log(this.responseText);
let jsondata = JSON.parse(this.responseText);
if(unsafeWindow.top.decdata != null){
unsafeWindow.top.decdata[jsondata.objectid] = jsondata.download
}
}
})
return myOpen.apply(this,arguments)
};
var mySend = unsafeWindow.XMLHttpRequest.prototype.send;
unsafeWindow.XMLHttpRequest.prototype.send = function () {
mySend.apply(this,arguments);
};
}
else{
unsafeWindow["decdata"] = {}
}
var url = document.location.toString();
if (url.indexOf("coursedata") != -1) {
setTimeout(() => {
if (document.getElementsByClassName("ct11_dl")[0] == null) {
var fileList = document.getElementsByClassName("ZYCon")[0].childNodes[1].childNodes[3].childNodes;
let getQueryStringFunc = (name)=> {
let reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)", "i");
let r = window.location.search.substr(1).match(reg);
if (r != null) {
return decodeURIComponent(r[2]);
};
return null;
}
for (var i = 0; i < fileList.length; i++) {
try {
if (fileList[i].getAttribute("type") != "afolder") {
let itemId = fileList[i].getAttribute("id");
let objectid = fileList[i].getAttribute("objectid");
var downloadTag = eval("\x64\x6f\x63\x75\x6d\x65\x6e\x74\x2e\x63\x72\x65\x61\x74\x65\x45\x6c\x65\x6d\x65\x6e\x74\x28\x22\x64\x69\x76\x22\x29");
downloadTag.setAttribute("href", "javascript:void(0)");
downloadTag.setAttribute("style", "cursor:pointer;");
downloadTag.setAttribute("class", "ct11_dl");
downloadTag.innerHTML = "下载";
downloadTag.onclick = function name(params) {
//let download_link = "\x68\x74\x74\x70\x73\x3a\x2f\x2f\x63\x73\x2d\x61\x6e\x73\x2e\x63"
//download_link += "\x68\x61\x6f\x78\x69\x6e\x67\x2e\x63\x6f\x6d\x2f\x64\x6f\x77\x6e\x6c\x6f\x61\x64\x2f" + objectid;
let download_link = "/coursedata/downloadData?dataId=" + itemId + "&classId=" + getQueryStringFunc("classId") + "&cpi=" + getQueryStringFunc("cpi") + "&courseId=" + getQueryStringFunc("courseId") + "&ut=s"
window.location = download_link
}
eval("\x66\x69\x6c\x65\x4c\x69\x73\x74\x5b\x69\x5d\x2e\x63\x68\x69\x6c\x64\x4e\x6f\x64\x65\x73\x5b\x33\x5d\x2e\x63\x68\x69\x6c\x64\x4e\x6f\x64\x65\x73\x5b\x31\x5d\x2e\x61\x70\x70\x65\x6e\x64\x43\x68\x69\x6c\x64\x28\x64\x6f\x77\x6e\x6c\x6f\x61\x64\x54\x61\x67\x29");
}
}
catch (e) { }
}
}
}, 1500);
}
else {
setInterval(() => {
var haveResource = false;
var downloadLinks;
var if2rames = eval("\x64\x6f\x63\x75\x6d\x65\x6e\x74\x2e\x67\x65\x74\x45\x6c\x65\x6d\x65\x6e\x74\x73\x42\x79\x54\x61\x67\x4e\x61\x6d\x65\x28\x22\x69\x66\x72\x61\x6d\x65\x22\x29");
for (var i = 0; i < if2rames.length; i++) {
var frames = eval("\x69\x66\x32\x72\x61\x6d\x65\x73\x5b\x69\x5d\x2e\x63\x6f\x6e\x74\x65\x6e\x74\x57\x69\x6e\x64\x6f\x77\x2e\x64\x6f\x63\x75\x6d\x65\x6e\x74\x2e\x67\x65\x74\x45\x6c\x65\x6d\x65\x6e\x74\x73\x42\x79\x54\x61\x67\x4e\x61\x6d\x65\x28\x22\x69\x66\x72\x61\x6d\x65\x22\x29");
for (var j = 0; j < frames.length; j++) {
var frame = frames[j];
if (!frame) return;
var fdiv = frame.parentNode;
if (!fdiv) return;
if (if2rames[i].contentWindow.document.getElementsByClassName("ct11_dl")[j] != null) return;
var data = frame.getAttribute('data');
if (data != null) {
let jsondata = JSON.parse(data);
if (jsondata.type == ".ppt" || jsondata.type == ".pptx" || jsondata.type == ".mp4" || jsondata.type == ".pdf" || jsondata.type == ".flv" || jsondata.type == ".doc" || jsondata.type == ".docx" || jsondata.type == ".avi" || jsondata.type == ".wmv" || jsondata.type == ".mpg" || jsondata.type == ".mpeg") {
if (!haveResource) {
haveResource = true;
downloadLinks = new Array();
}
if (jsondata.type == ".mp4" || jsondata.type == ".avi" || jsondata.type == ".wmv" || jsondata.type == ".mpg" || jsondata.type == ".mpeg" || jsondata.type == ".flv") {
let v_tag = frame.contentWindow.document.getElementsByTagName("video");
console.log(v_tag);
//downloadLinks.push("\x68\x74\x74\x70\x73\x3a\x2f\x2f\x63\x73\x2d\x61\x6e\x73\x2e\x63\x68\x61\x6f\x78\x69\x6e\x67\x2e\x63\x6f\x6d\x2f\x64\x6f\x77\x6e\x6c\x6f\x61\x64\x2f" + jsondata.objectid)
let downloadTag = eval("\x64\x6f\x63\x75\x6d\x65\x6e\x74\x2e\x63\x72\x65\x61\x74\x65\x45\x6c\x65\x6d\x65\x6e\x74\x28\x22\x64\x69\x76\x22\x29");
console.log(v_tag[0].currentSrc);
downloadTag.setAttribute("href", "javascript:void(0)");
downloadTag.setAttribute("class", "ct11_dl");
downloadTag.setAttribute("style", "font-size: 14px;color: #666666;cursor:pointer;");
downloadTag.innerHTML = "点此下载 " + jsondata.name;
downloadTag.onclick = function name(params) {
let download_link = v_tag[0].currentSrc
//download_link += "\x68\x61\x6f\x78\x69\x6e\x67\x2e\x63\x6f\x6d\x2f\x64\x6f\x77\x6e\x6c\x6f\x61\x64\x2f" +jsondata.objectid;
window.location = download_link
}
eval("\x66\x64\x69\x76\x2e\x61\x70\x70\x65\x6e\x64\x43\x68\x69\x6c\x64\x28\x64\x6f\x77\x6e\x6c\x6f\x61\x64\x54\x61\x67\x29");
}
else {
//downloadLinks.push("\x68\x74\x74\x70\x73\x3a\x2f\x2f\x63\x73\x2d\x61\x6e\x73\x2e\x63\x68\x61\x6f\x78\x69\x6e\x67\x2e\x63\x6f\x6d\x2f\x64\x6f\x77\x6e\x6c\x6f\x61\x64\x2f" + jsondata.objectid)
let downloadTag = eval("\x64\x6f\x63\x75\x6d\x65\x6e\x74\x2e\x63\x72\x65\x61\x74\x65\x45\x6c\x65\x6d\x65\x6e\x74\x28\x22\x64\x69\x76\x22\x29");
downloadTag.setAttribute("href", "javascript:void(0)");
downloadTag.setAttribute("class", "ct11_dl");
downloadTag.setAttribute("style", "font-size: 14px;color: #666666;cursor:pointer;");
downloadTag.innerHTML = "点此下载 " + jsondata.name;
downloadTag.onclick = function name(params) {
//let download_link = "\x68\x74\x74\x70\x73\x3a\x2f\x2f\x63\x73\x2d\x61\x6e\x73\x2e\x63"
//download_link += "\x68\x61\x6f\x78\x69\x6e\x67\x2e\x63\x6f\x6d\x2f\x64\x6f\x77\x6e\x6c\x6f\x61\x64\x2f" + jsondata.objectid;
try{
let download_link = unsafeWindow.decdata[jsondata.objectid].replace("http://","https://")
window.location = download_link
}
catch{
alert("资源解析失败")
}
}
eval("\x66\x64\x69\x76\x2e\x61\x70\x70\x65\x6e\x64\x43\x68\x69\x6c\x64\x28\x64\x6f\x77\x6e\x6c\x6f\x61\x64\x54\x61\x67\x29");
}
continue;
}
}
if (frame.getAttribute("name") == null) continue;
if (frame.getAttribute("name").substr(frame.getAttribute("name").length - 4, 4) == ".mp3") {
if (!haveResource) {
haveResource = true;
downloadLinks = new Array();
}
downloadLinks.push("\x68\x74\x74\x70\x73\x3a\x2f\x2f\x63\x73\x2d\x61\x6e\x73\x2e\x63\x68\x61\x6f\x78\x69\x6e\x67\x2e\x63\x6f\x6d\x2f\x64\x6f\x77\x6e\x6c\x6f\x61\x64\x2f" + frame.getAttribute("objectid"))
let objectId = frame.getAttribute("objectid");
var adownloadTag = eval("\x64\x6f\x63\x75\x6d\x65\x6e\x74\x2e\x63\x72\x65\x61\x74\x65\x45\x6c\x65\x6d\x65\x6e\x74\x28\x22\x64\x69\x76\x22\x29");
adownloadTag.setAttribute("href", "javascript:void(0)");
adownloadTag.setAttribute("class", "ct11_dl");
adownloadTag.setAttribute("style", "font-size: 14px;color: #666666;cursor:pointer;");
adownloadTag.innerHTML = "点此下载 " + frame.getAttribute("name");
adownloadTag.onclick = function name(params) {
let download_link = "\x68\x74\x74\x70\x73\x3a\x2f\x2f\x63\x73\x2d\x61\x6e\x73\x2e\x63"
download_link += "\x68\x61\x6f\x78\x69\x6e\x67\x2e\x63\x6f\x6d\x2f\x64\x6f\x77\x6e\x6c\x6f\x61\x64\x2f" + objectId;
window.location = download_link
}
continue;
}
}
}
// if (haveResource) {
// if (if2rames[0].parentNode.getElementsByClassName("ct11_dl")[0] != null) if2rames[0].parentNode.getElementsByClassName("ct11_dl")[0].remove()
// var allDownloadTag = eval("\x64\x6f\x63\x75\x6d\x65\x6e\x74\x2e\x63\x72\x65\x61\x74\x65\x45\x6c\x65\x6d\x65\x6e\x74\x28\x22\x64\x69\x76\x22\x29");
// allDownloadTag.setAttribute("class", "ct11_dl");
// allDownloadTag.setAttribute("style", "font-size: 14px;color: #666666;cursor:pointer;");
// allDownloadTag.setAttribute("href", "javascript:void(0)");
// allDownloadTag.innerHTML = "点此下载本节内的全部资源";
// allDownloadTag.onclick = function name(params) {
// for (var i = 0; i < downloadLinks.length; i++) {
// const iif2rame = eval("\x64\x6f\x63\x75\x6d\x65\x6e\x74\x2e\x63\x72" + "\x65\x61\x74\x65\x45\x6c\x65\x6d\x65\x6e\x74\x28\x22\x69\x66\x72\x61\x6d\x65\x22\x29");
// iif2rame.style.display = "none";
// iif2rame.style.height = 0;
// iif2rame.src = downloadLinks[i];
// eval("\x64\x6f\x63\x75\x6d\x65\x6e\x74\x2e\x62\x6f\x64\x79\x2e\x61\x70\x70\x65\x6e\x64\x43\x68\x69\x6c\x64\x28\x69\x69\x66\x32\x72\x61\x6d\x65\x29");
// setTimeout(() => {
// iif2rame.remove();
// }, 10000);
// }
// }
// if2rames[0].parentNode.insertBefore(allDownloadTag, if2rames[0])
// }
}, 3000);
}
})();