【解析结果仅供参考】本脚本的意义在于：在选课前/选课后提取出来想要上的课的时间，提取后可自行或者使用俺写的一个小工具来判断课程间是否冲突&预查看课表。
// ==UserScript==
// @name 哈工大本科教务选课页面提取上课时间
// @namespace http://tampermonkey.net/
// @version 0.9
// @license MIT
// @description 【解析结果仅供参考】本脚本的意义在于：在选课前/选课后提取出来想要上的课的时间，提取后可自行或者使用俺写的一个小工具来判断课程间是否冲突&预查看课表。
// @author jielahou
// @match http://jwts-hit-edu-cn.ivpn.hit.edu.cn:1080/xsxk/queryXsxkList
// @match http://jwts-hit-edu-cn.ivpn.hit.edu.cn:1080/xsxk/queryYxkc
// @match http://jwts.hit.edu.cn/xsxk/queryXsxkList
// @match http://jwts.hit.edu.cn/xsxk/queryYxkc
// @icon https://www.google.com/s2/favicons?sz=64&domain=www.hit.edu.cn
// @grant none
// @run-at document-body
// ==/UserScript==
var getHerfType = function(href){
if(href.indexOf('queryYxkc') !== -1){
//选课结果页面
return 1;
}else{
//选课页面
return 0;
}
}
getWeekday = function (weekday){
let weekday_int = 0;
if(weekday === "一"){
weekday_int = 1;
}else if(weekday === "二"){
weekday_int = 2;
}else if(weekday === "三"){
weekday_int = 3;
}else if(weekday === "四"){
weekday_int = 4;
}else if(weekday === "五"){
weekday_int = 5;
}else if(weekday === "六"){
weekday_int = 6;
}else if(weekday === "日"){
weekday_int = 7;
}
return weekday_int;
};
paste = function(content) {
var txt = document.createElement('input');
txt.setAttribute('value', content);
document.body.appendChild(txt);
txt.select();
document.execCommand('copy');
document.body.removeChild(txt);
};
var addParseButton = function() {
var searchNav = document.getElementsByClassName('addlist_button2 mt4')[0].parentElement.parentElement;
if(getHerfType(window.location.href) === 0){
searchNav.innerHTML = searchNav.innerHTML + '<li><div class="addlist_button2 mt4"><a onclick="parse(1);"><span>解 析（不带班级）</span></a></div></li>';
searchNav.innerHTML = searchNav.innerHTML + '<li><div class="addlist_button2 mt4"><a onclick="parse(0);"><span>解 析（带班级）</span></a></div></li>';
}else{
searchNav.innerHTML = searchNav.innerHTML + '<li><div class="addlist_button2 mt4"><a onclick="parse(2);"><span>解 析（选课结果页面）</span></a></div></li>';
}
};
parse = function(flag){
let table = document.getElementsByClassName('bot_line')[0].getElementsByTagName('tr');
for(let i = 1; i < table.length; i++){
//一行一行的解析来咯
let resultObj = {course_id: table[i].children[1].innerText ,course_name: table[i].children[3].innerText, course_time: [
[[],[],[],[],[],[],[]],
[[],[],[],[],[],[],[]],
[[],[],[],[],[],[],[]],
[[],[],[],[],[],[],[]],
[[],[],[],[],[],[],[]],
[[],[],[],[],[],[],[]],
[[],[],[],[],[],[],[]],
[[],[],[],[],[],[],[]],
[[],[],[],[],[],[],[]],
[[],[],[],[],[],[],[]],
[[],[],[],[],[],[],[]],
[[],[],[],[],[],[],[]],
[[],[],[],[],[],[],[]],
[[],[],[],[],[],[],[]],
[[],[],[],[],[],[],[]],
[[],[],[],[],[],[],[]],
[[],[],[],[],[],[],[]],
[[],[],[],[],[],[],[]]
]};
var columnNum = 8;
if(flag === 0){
//选课页面带班级，解析col[8]
columnNum = 8;
}else if(flag === 1){
//选课页面不带班级，解析col[7]
columnNum = 7;
}else if(flag === 2){
//选课结果页面，解析col[5]
columnNum = 5;
}
var info = table[i].children[columnNum].innerText.split('\n');
var course_info = info.filter((item) => {
return item.substring(0,4) === "上课信息"
});
//去掉 上课信息：
var course_info_pure = course_info.map((item) => {
return item.substring(5,)
});
var shangke_time_all = [];
course_info_pure.forEach((element, index, array) => {
var bigarray = [];
element.split('◇').filter((item) => {
return item.match("节") != null;
}).forEach((element, index, array) => {
bigarray.push(element)
});
bigarray = bigarray.map((element, index, array) => {
const zuoPos = element.indexOf('[');
const douhaoPos = element.indexOf(',');
if(douhaoPos < zuoPos){
//说明前面有上课位置信息
return element.slice(douhaoPos + 1, );
}else{
return element;
}
});
shangke_time_all = shangke_time_all.concat(bigarray);
})
shangke_time_all.forEach((element, index, array) => {
//获取周数
const begin = element.indexOf('[');
const end = element.indexOf(']');
const week = element.substring(begin + 1, end - 1); // 考虑到最后一个字总是“周”，不如不要了
//接下来数据总共有4种方式呈现：
//单独的数字 / a-b / a-b单 / a-b双
const week_group = week.split(',');
let week_array = [];
week_group.forEach((item) => {
let week_part = item.match(/(\d+)-(\d+)/);
if(week_part != null) {
//中间带下划线
let week_begin = Number.parseInt(week_part[1]);//首星期
let week_end = Number.parseInt(week_part[2]);//尾星期
let week_ctl = 0;//0没有限制，1是单，2是双
if(item.indexOf('单') !== -1){
week_ctl = 1;
}else if(item.indexOf('双') !== -1){
week_ctl = 2;
}
//debugger;
for(let i = week_begin; i <= week_end; i++){
if(week_ctl === 0){
week_array.push(i);
}else if(week_ctl === 1){
if(i % 2 !== 0){
week_array.push(i);
}
}else{
if(i % 2 === 0){
week_array.push(i);
}
}
}
}else{
//不带下划线
week_array.push(Number.parseInt(item));
}
})
//至此已经得到了第几周
//下面看星期几
const weekday = element.substring(end + 3, end + 4);
let weekday_int = getWeekday(weekday);
//最后看第几节课
let time_part = element.slice(end + 5, -1).split(',').map((value, index, array) => {
return Number.parseInt(value);
}).filter((item) => {
return item % 2 !== 0
}).map((value, index, array) => {
return (value + 1) / 2 ;
});
console.log("======",table[i].children[3].innerText)
week_array.forEach((elem, index, array) => {
resultObj.course_time[elem-1][weekday_int-1] = resultObj.course_time[elem-1][weekday_int-1].concat(time_part);
});
})
//我们最终的目标是想做成一个三维的表格
//周、星期、课
table[i].children[0].innerHTML=table[i].children[0].innerHTML+`<div class="addlist_button" onclick="paste(document.getElementById('text${i}').value);"><a><span>复 制</span></a></div><input id="text${i}" style="display: none;" value=""></textarea>`;
document.getElementById(`text${i}`).value = JSON.stringify(resultObj);
}
};
(function()
{
window.onload = addParseButton;
})();