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显示好大学在线测验与作业选择题回答情况
// ==UserScript==
// @name 好大学在线选择题答题情况查看
// @namespace https://zby.io
// @version 0.7
// @description 显示好大学在线测验与作业选择题回答情况
// @author fourstring
// @match https://cnmooc.org/study/initplay/*
// @match https://cnmooc.org/examTest/stuExamList/*
// @match https://www.cnmooc.org/examTest/stuExamList/*
// @match https://www.cnmooc.org/study/*
// @match https://*.cnmooc.org/examTest/stuExamList/*
// @match https://*.cnmooc.org/study/*
// @grant none
// ==/UserScript==
(function() {
'use strict';
function createTipsNode(result){
var tipsNode=document.createElement("span");
if (result=="right"){
tipsNode.innerText="[正确(结果不会即时更新，需要答题完暂存后再重新进入查看)]";
tipsNode.style.color="green";
}else{
tipsNode.innerText="[错误(结果不会即时更新，需要答题完暂存后再重新进入查看)]";
tipsNode.style.color="red";
}
return tipsNode;
}
function checkErrorFlags(){
let problemsList=$('div.view-test.practice-item').toArray();
for (let problem of problemsList) {
let currentProblemId=problem.getAttribute("id");
if ($("div#"+currentProblemId+" a.selected").toArray().length>0){
let currentResult=problem.getAttribute("error_flag");
let addtionalTextArea=$("div#"+currentProblemId+" div.test-attach")[0];
addtionalTextArea.appendChild(createTipsNode(currentResult));
}
}
}
function hook(func,pre,post){
return function(){
if (pre) pre.apply(window,arguments);
func.apply(window,arguments);
if (post) post.apply(window,arguments);
}
}
var checked=false;
var intervalId=setInterval(function(){
if (window.hasOwnProperty("examLockTips")&&(!checked)&&window.examLockTips.closed&&$("div#enterObjectExamDiv").toArray().length==0){
checkErrorFlags();
checked=true;
window.doSubmitExam=hook(window.doSubmitExam,null,function(){checked=false;});
window.doSubmitExamBack=hook(window.doSubmitExamBack,null,function(){checked=false;});
}
},500);
})();