交大課表 -> Google 日曆

README.md

交大課表 -> Google 日曆

手動執行

0. 先到學校行事曆確認學期開始/結束時間
1. 到 Portal 登入
2. F12 -> Console，貼上 index.js 的內容
3. 在 Google 日曆 匯入 ICS

使用油猴腳本

0. 安裝腳本
1. 到學校行事曆確認學期開始/結束時間
2. 到 課表 按按鈕 :)

index.js

(async() => {
const startDate = prompt("請輸入學期開始日期(YYYY/MM/DD)");
const stopDate = prompt("請輸入學期結束日期(YYYY/MM/DD)"); // https://www.nycu.edu.tw/calendar/
const now = new Date();

const DAYS = ["U", "M", "T", "W", "R", "F", "S"];
const TIMES = {
    y: [[6, 0], [6, 50]],
    z: [[7, 0], [7, 50]],
    1: [[8, 0], [8, 50]],
    2: [[9, 0], [9, 50]],
    3: [[10, 10], [11, 0]],
    4: [[11, 10], [12, 0]],
    n: [[12, 20], [13, 10]],
    5: [[13, 20], [14, 10]],
    6: [[14, 20], [15, 10]],
    7: [[15, 30], [16, 20]],
    8: [[16, 30], [17, 20]],
    9: [[17, 30], [18, 20]],
    a: [[18, 30], [19, 20]],
    b: [[19, 30], [20, 20]],
    c: [[20, 30], [21, 20]],
    d: [[21, 30], [22, 20]],
};

async function getSchedule() {
    const re = /.*userToken=([^;]+);?.*/;
    const jwt = document.cookie.match(re)[1];
    const resp = await fetch("https://portal.nycu.edu.tw/portal/api/getClassSchedule", {
        "headers": {
            "accept": "application/json",
            "content-type": "application/x-www-form-urlencoded",
        },
        "referrer": "https://portal.nycu.edu.tw/",
        "referrerPolicy": "strict-origin-when-cross-origin",
        "body": "undefined&token=" + jwt,
        "method": "POST",
        "mode": "cors",
        "credentials": "include"
    });
    const data = await resp.json();
    return data.classSchedule.result;
}

function getICSDate(date) {
    const month = (date.getUTCMonth() + 1).toString();
    const day = date.getUTCDate().toString();
    const pre = date.getUTCFullYear().toString() +
        ((date.getUTCMonth() + 1) < 10 ? "0"+month : month) +
        (date.getUTCDate() < 10 ? "0"+day : day);

    const hour = date.getUTCHours().toString();
    const minute = date.getUTCMinutes().toString();
    const second = date.getUTCSeconds().toString();

    const post = (date.getUTCHours() < 10 ? "0"+hour : hour) + 
        (date.getUTCMinutes() < 10 ? "0"+minute : minute) + 
        (date.getUTCSeconds() < 10 ? "0"+second : second);

    return `${pre}T${post}Z`;
}

function courseLocationToChinese(locationStr){
    const locationMap = {"YN":"護理館","YE":"實驗大樓","YR":"守仁樓","YS":"醫學二館","YB":"生醫工程館","YX":"知行樓","YD":"牙醫館","YK":"傳統醫學大樓(甲棟)","YT":"教學大樓","YM":"醫學館","YL":"圖書資源暨研究大樓","YA":"活動中心","YH":"致和樓","YC":"生物醫學大樓","AS":"中央研究院","PH":"臺北榮民總醫院","CH":"台中榮民總醫院","KH":"高雄榮民總醫院","C":"竹銘館","E":"教學大樓","LI":"實驗一館","BA":"生科實驗館","BB":"生科實驗二館","BI":"賢齊館","EA":"工程一館","EB":"工程二館","EC":"工程三館","ED":"工程四館","EE":"工程五館","EF":"工程六館","M":"管理館","MB":"管理二館","SA":"科學一館","SB":"科學二館","SC":"科學三館","AC":"學生活動中心","A":"綜合一館","AB":"綜合一館地下室","HA":"人社一館","F":"人社二館","HC":"人社三館","CY":"交映樓","EO":"田家炳光電大樓","EV":"環工館","CS":"資訊技術服務中心","ES":"電子資訊中心","CE":"土木結構實驗室","TA":"會議室","TD":"一般教室","TC":"演講廳","CM":"奇美樓","HK":"客家大樓"};
            
    const classroom = locationStr.match(/^([A-Z]+)\d+\[[A-Z]+\]$/)?.[1];
    if (!classroom) return locationStr;
    if (!locationMap.hasOwnProperty(classroom)) return locationStr;
            
    return `${locationStr} (${locationMap[classroom]})`
}

function getCourseDates(courseTime){
    // coureTime: "W34"
    const day = DAYS.findIndex(d => d === courseTime[0]);
    let startTime = [23, 59];
    let endTime = [0, 0];
    for(let i = 1; i < courseTime.length; i++){
        const time = TIMES[courseTime[i]];
        if(time[0][0] < startTime[0]){
            startTime = time[0];
        }
        if(time[1][0] > endTime[0]){
            endTime = time[1];
        }
    }

    const s = new Date(startDate);
    s.setDate(s.getDate() + (day + 7 - s.getDay()) % 7);
    s.setHours(startTime[0]);
    s.setMinutes(startTime[1]);
    s.setSeconds(0);

    const e = new Date(startDate);
    e.setDate(e.getDate() + (day + 7 - e.getDay()) % 7);
    e.setHours(endTime[0]);
    e.setMinutes(endTime[1]);
    e.setSeconds(0);

    return [s, e];
}

function createCourseEvent(course) {
    let result = "";
    for(const courseCombine of course.crstimecombine) {
        const [s, e] = getCourseDates(courseCombine.time);

        result += `
BEGIN:VEVENT
DTSTART:${getICSDate(s)}
DTEND:${getICSDate(e)}
RRULE:FREQ=WEEKLY;UNTIL=${getICSDate(new Date(stopDate))}
DTSTAMP:${getICSDate(now)}
UID:${course.pno}.${course.stdno}-${course.acy}-${now.getTime()}@nycu.edu.tw
CREATED:${getICSDate(now)}
DESCRIPTION:授課教師: ${course.crsteacher}\\n課程網址: ${course.url}
LAST-MODIFIED:${getICSDate(now)}
LOCATION:${courseLocationToChinese(courseCombine.room)}
SEQUENCE:0
STATUS:CONFIRMED
SUMMARY:${course.crsname}
TRANSP:OPAQUE
X-MOZ-GOOGLE-HTML-DESCRIPTION:true
END:VEVENT`;
    }

    return result;
}

const schedule = await getSchedule();
const ics = `BEGIN:VCALENDAR
PRODID:-//Google Inc//Google Calendar 70.9054//EN
VERSION:2.0
CALSCALE:GREGORIAN
METHOD:PUBLISH
X-WR-CALNAME:
X-WR-TIMEZONE:Asia/Taipei
${schedule.map(createCourseEvent).join("").trim()}
END:VCALENDAR
`.split("\n").map(x => x.trim()).join("\n");
// download ics as file
const a = document.createElement("a");
a.href = URL.createObjectURL(new Blob([ics], {type: "text/calendar"}));
a.download = `${schedule[0].acy}交大課表-${schedule[0].stdno}.ics`;
a.click();
a.remove();
})();

nycu_ics.user.js

// ==UserScript==
// @name        交大課表 -> ICS
// @namespace   http://leko.moe
// @version     1.5
// @description
// @author      You
// @source      https://gist.github.com/lekoOwO/a2d42bb44b651ebc9b2335ddd92111fb
// @downloadURL https://gist.github.com/lekoOwO/a2d42bb44b651ebc9b2335ddd92111fb/raw/nycu_ics.user.js
// @updateURL   https://gist.github.com/lekoOwO/a2d42bb44b651ebc9b2335ddd92111fb/raw/nycu_ics.user.js
// @match       https://portal.nycu.edu.tw/*
// @grant       none
// @run-at      document-start
// ==/UserScript==

(function () {
    'use strict';

    if (document.location.hash !== '#/schedule/index') return;

    const SCRIPT_NAME = "交大課表 -> ICS";
    function log(...args) {
        console.log(`[${SCRIPT_NAME}]`, ...args);
    }

    const styles = "@import url(' https://cdnjs.cloudflare.com/ajax/libs/tocas/4.1.0/tocas.min.css ');";
    const tocas_ui = document.createElement('link');
    tocas_ui.rel = 'stylesheet';
    tocas_ui.href = 'data:text/css,' + encodeURIComponent(styles);
    document.getElementsByTagName("head")[0].appendChild(tocas_ui);

    function sleep(ms) {
        return new Promise(resolve => setTimeout(resolve, ms));
    }

    document.addEventListener('DOMContentLoaded', async () => {
        log("Started.");
        const getBg = () => document.querySelector(".app-main .bg");
        while (!getBg()) {
            await sleep(200);
        }
        getBg().insertAdjacentHTML("afterbegin", `
        <div class="ts-row is-end-aligned" style="margin-top: 10px;">
            <div class="column">
                <button class="ts-button is-start-icon is-light" style="margin-right: 2px;" id="download-ics">
                    <span class="ts-icon is-download-icon"></span>
                    下載 ICS
                </button>
            </div>
        </div>
        `);
        document.querySelector(".app-main .bg .container").style.margin = "10px auto";
        document.getElementById("download-ics").addEventListener("click", main);
    });

    const main = (async () => {
        const startDate = prompt("請輸入學期開始日期(YYYY/MM/DD)");
        const stopDate = prompt("請輸入學期結束日期(YYYY/MM/DD)"); // https://www.nycu.edu.tw/calendar/
        const now = new Date();

        const DAYS = ["U", "M", "T", "W", "R", "F", "S"];
        const TIMES = {
            y: [[6, 0], [6, 50]],
            z: [[7, 0], [7, 50]],
            1: [[8, 0], [8, 50]],
            2: [[9, 0], [9, 50]],
            3: [[10, 10], [11, 0]],
            4: [[11, 10], [12, 0]],
            n: [[12, 20], [13, 10]],
            5: [[13, 20], [14, 10]],
            6: [[14, 20], [15, 10]],
            7: [[15, 30], [16, 20]],
            8: [[16, 30], [17, 20]],
            9: [[17, 30], [18, 20]],
            a: [[18, 30], [19, 20]],
            b: [[19, 30], [20, 20]],
            c: [[20, 30], [21, 20]],
            d: [[21, 30], [22, 20]],
        };

        async function getSchedule() {
            const re = /.*userToken=([^;]+);?.*/;
            const jwt = document.cookie.match(re)[1];
            const resp = await fetch("https://portal.nycu.edu.tw/portal/api/getClassSchedule", {
                "headers": {
                    "accept": "application/json",
                    "content-type": "application/x-www-form-urlencoded",
                },
                "referrer": "https://portal.nycu.edu.tw/",
                "referrerPolicy": "strict-origin-when-cross-origin",
                "body": "undefined&token=" + jwt,
                "method": "POST",
                "mode": "cors",
                "credentials": "include"
            });
            const data = await resp.json();
            return data.classSchedule.result;
        }

        function getICSDate(date) {
            const month = (date.getUTCMonth() + 1).toString();
            const day = date.getUTCDate().toString();
            const pre = date.getUTCFullYear().toString() +
                ((date.getUTCMonth() + 1) < 10 ? "0" + month : month) +
                (date.getUTCDate() < 10 ? "0" + day : day);

            const hour = date.getUTCHours().toString();
            const minute = date.getUTCMinutes().toString();
            const second = date.getUTCSeconds().toString();

            const post = (date.getUTCHours() < 10 ? "0" + hour : hour) +
                (date.getUTCMinutes() < 10 ? "0" + minute : minute) +
                (date.getUTCSeconds() < 10 ? "0" + second : second);

            return `${pre}T${post}Z`;
        }
        
        function courseLocationToChinese(locationStr){
            const locationMap = {"YN":"護理館","YE":"實驗大樓","YR":"守仁樓","YS":"醫學二館","YB":"生醫工程館","YX":"知行樓","YD":"牙醫館","YK":"傳統醫學大樓(甲棟)","YT":"教學大樓","YM":"醫學館","YL":"圖書資源暨研究大樓","YA":"活動中心","YH":"致和樓","YC":"生物醫學大樓","AS":"中央研究院","PH":"臺北榮民總醫院","CH":"台中榮民總醫院","KH":"高雄榮民總醫院","C":"竹銘館","E":"教學大樓","LI":"實驗一館","BA":"生科實驗館","BB":"生科實驗二館","BI":"賢齊館","EA":"工程一館","EB":"工程二館","EC":"工程三館","ED":"工程四館","EE":"工程五館","EF":"工程六館","M":"管理館","MB":"管理二館","SA":"科學一館","SB":"科學二館","SC":"科學三館","AC":"學生活動中心","A":"綜合一館","AB":"綜合一館地下室","HA":"人社一館","F":"人社二館","HC":"人社三館","CY":"交映樓","EO":"田家炳光電大樓","EV":"環工館","CS":"資訊技術服務中心","ES":"電子資訊中心","CE":"土木結構實驗室","TA":"會議室","TD":"一般教室","TC":"演講廳","CM":"奇美樓","HK":"客家大樓"};
            
            const classroom = locationStr.match(/^([A-Z]+)\d+\[[A-Z]+\]$/)?.[1];
            if (!classroom) return locationStr;
            if (!locationMap.hasOwnProperty(classroom)) return locationStr;
            
            return `${locationStr} (${locationMap[classroom]})`
        }

        function getCourseDates(courseTime) {
            // coureTime: "W34"
            const day = DAYS.findIndex(d => d === courseTime[0]);
            let startTime = [23, 59];
            let endTime = [0, 0];
            for (let i = 1; i < courseTime.length; i++) {
                const time = TIMES[courseTime[i]];
                if (time[0][0] < startTime[0]) {
                    startTime = time[0];
                }
                if (time[1][0] > endTime[0]) {
                    endTime = time[1];
                }
            }

            const s = new Date(startDate);
            s.setDate(s.getDate() + (day + 7 - s.getDay()) % 7);
            s.setHours(startTime[0]);
            s.setMinutes(startTime[1]);
            s.setSeconds(0);

            const e = new Date(startDate);
            e.setDate(e.getDate() + (day + 7 - e.getDay()) % 7);
            e.setHours(endTime[0]);
            e.setMinutes(endTime[1]);
            e.setSeconds(0);

            return [s, e];
        }

        function createCourseEvent(course) {
            let result = "";
            for (const courseCombine of course.crstimecombine) {
                const [s, e] = getCourseDates(courseCombine.time);

                result += `
        BEGIN:VEVENT
        DTSTART:${getICSDate(s)}
        DTEND:${getICSDate(e)}
        RRULE:FREQ=WEEKLY;UNTIL=${getICSDate(new Date(stopDate))}
        DTSTAMP:${getICSDate(now)}
        UID:${course.pno}.${course.stdno}-${course.acy}-${now.getTime()}@nycu.edu.tw
        CREATED:${getICSDate(now)}
        DESCRIPTION:授課教師: ${course.crsteacher}\\n課程網址: ${course.url}
        LAST-MODIFIED:${getICSDate(now)}
        LOCATION:${courseLocationToChinese(courseCombine.room)}
        SEQUENCE:0
        STATUS:CONFIRMED
        SUMMARY:${course.crsname}
        TRANSP:OPAQUE
        X-MOZ-GOOGLE-HTML-DESCRIPTION:true
        END:VEVENT`;
            }

            return result;
        }

        const schedule = await getSchedule();
        const ics = `BEGIN:VCALENDAR
        PRODID:-//Google Inc//Google Calendar 70.9054//EN
        VERSION:2.0
        CALSCALE:GREGORIAN
        METHOD:PUBLISH
        X-WR-CALNAME:
        X-WR-TIMEZONE:Asia/Taipei
        ${schedule.map(createCourseEvent).join("").trim()}
        END:VCALENDAR
        `.split("\n").map(x => x.trim()).join("\n");
        // download ics as file
        const a = document.createElement("a");
        a.href = URL.createObjectURL(new Blob([ics], { type: "text/calendar" }));
        a.download = `${schedule[0].acy}交大課表-${schedule[0].stdno}.ics`;
        a.click();
        a.remove();
    });
})();