USTC Helper

Various useful functions for USTC students: verification code recognition, auto login, rec performance improvement and more.

От 29.02.2024. Виж последната версия.

За да инсталирате този скрипт, трябва да имате инсталирано разширение като Tampermonkey, Greasemonkey или Violentmonkey.

За да инсталирате този скрипт, трябва да имате инсталирано разширение като Tampermonkey или Violentmonkey.

За да инсталирате този скрипт, трябва да имате инсталирано разширение като Tampermonkey или Violentmonkey.

За да инсталирате този скрипт, трябва да имате инсталирано разширение като Tampermonkey или Userscripts.

За да инсталирате скрипта, трябва да инсталирате разширение като Tampermonkey.

За да инсталирате този скрипт, трябва да имате инсталиран скриптов мениджър.

(Вече имам скриптов мениджър, искам да го инсталирам!)

За да инсталирате този стил, трябва да инсталирате разширение като Stylus.

За да инсталирате този стил, трябва да инсталирате разширение като Stylus.

За да инсталирате този стил, трябва да инсталирате разширение като Stylus.

За да инсталирате този стил, трябва да имате инсталиран мениджър на потребителски стилове.

За да инсталирате този стил, трябва да имате инсталиран мениджър на потребителски стилове.

За да инсталирате този стил, трябва да имате инсталиран мениджър на потребителски стилове.

(Вече имам инсталиран мениджър на стиловете, искам да го инсталирам!)

// ==UserScript==
// @name         USTC Helper
// @name:zh-CN   USTC 助手
// @license      gpl-3.0
// @namespace    http://tampermonkey.net/
// @version      1.1.3
// @description  Various useful functions for USTC students: verification code recognition, auto login, rec performance improvement and more.
// @description:zh-CN  为 USTC 学生定制的各类实用功能:验证码识别,自动登录,睿客网性能优化以及更多。
// @author       PRO
// @match        https://mail.ustc.edu.cn/
// @match        https://mail.ustc.edu.cn/coremail/index.jsp*
// @match        https://passport.ustc.edu.cn/*
// @match        https://rec.ustc.edu.cn/*
// @match        https://recapi.ustc.edu.cn/identity/other_login?*
// @match        https://www.bb.ustc.edu.cn/*
// @match        https://jw.ustc.edu.cn/*
// @match        https://young.ustc.edu.cn/login/*
// @match        https://young.ustc.edu.cn/nginx_auth/*
// @match        https://wvpn.ustc.edu.cn/*
// @match        https://icourse.club/*
// @icon         https://passport.ustc.edu.cn/images/favicon.ico
// @grant        unsafeWindow
// @grant        GM_setValue
// @grant        GM_getValue
// @grant        GM_deleteValue
// @grant        GM_registerMenuCommand
// @grant        GM_unregisterMenuCommand
// @require      https://update.greasyfork.org/scripts/462234/1307862/Message.js
// @require      https://update.greasyfork.org/scripts/470224/1317473/Tampermonkey%20Config.js
// ==/UserScript==

(function () {
    'use strict';
    const window = unsafeWindow;
    const log = console.log.bind(console, "[USTC Helper]");
    function boolDesc(name, title=null, defaultVal=true) {
        return {
            name: name,
            value: defaultVal,
            input: "current",
            processor: "not",
            formatter: "boolean",
            autoClose: false,
            title: title
        };
    }
    function values(list) {
        return function (prop, orig) {
            const idx = list.indexOf(orig);
            if (idx == -1) return list[0];
            return list[(idx + 1) % list.length];
        }
    }
    const config_descs = {
        passport: {
            "passport/enabled": boolDesc("Enabled", "Whether to enable USTC Helper for this site"),
            "passport/recog_code": boolDesc("Code recognition", "Enable auto recognizing verification code"),
            "passport/focus": boolDesc("Focus", "Automatically focuses on verification code or \"Login\" button"),
            "passport/service": boolDesc("Service", "Hint service domain and its credibility"),
            "passport/auto_login": boolDesc("Auto login", "Automatically clicks \"Login\" button (Official services only)"),
        },
        mail: {
            "mail/enabled": boolDesc("Enabled", "Whether to enable USTC Helper for this site"),
            "mail/focus": boolDesc("Focus", "Automatically focuses on \"Login\" button"),
            "mail/domain": { // Expected values: 'mail.ustc.edu.cn', 'ustc.edu.cn', 'ah.edu.cn', '' (Do nothing)
                name: "Domain",
                value: "mail.ustc.edu.cn",
                processor: values(['mail.ustc.edu.cn', 'ustc.edu.cn', 'ah.edu.cn', '']),
                autoClose: false,
                title: "Automatically switch to given mail domain"
            }
        },
        rec: {
            "rec/enabled": boolDesc("Enabled", "Whether to enable USTC Helper for this site"),
            "rec/autologin": boolDesc("Auto login", "Automatically clicks \"Login\" button"),
            "rec/opencurrent": boolDesc("Open in current tab", "Set some links to be opened in current tab (Significantly improves performance)"),
        },
        bb: {
            "bb/enabled": boolDesc("Enabled", "Whether to enable USTC Helper for this site"),
            "bb/autoauth": boolDesc("Auto authenticate", "Automatically authenticate when accessing outside school net"),
            "bb/autologin": boolDesc("Auto login", "Automatically clicks \"Login\" button"),
            "bb/showhwstatus": boolDesc("Show homework status", "Query all homework status (may consume some network traffic)"),
        },
        jw: {
            "jw/enabled": boolDesc("Enabled", "Whether to enable USTC Helper for this site"),
            "jw/login": {
                name: "Login",
                value: "focus",
                input: values(['none', 'focus', 'click']),
                autoClose: false,
                title: "What to do to the login button: 'none', 'focus', 'click'"
            },
            "jw/shortcut": boolDesc("Shortcut", "Enable shortcut support"),
            "jw/score_mask": boolDesc("Score mask", "Allows you to hide/reveal your scores with dblclick"),
            "jw/detailed_time": boolDesc("Detailed time", "Show start/end time of each class"),
            "jw/css": boolDesc("CSS improve", "Minor CSS improvements"),
            "jw/sum": boolDesc("Sum", "Show the sum of credit and period at course table"),
        },
        young: {
            "young/enabled": boolDesc("Enabled", "Whether to enable USTC Helper for this site"),
            "young/auto_auth": boolDesc("Auto authenticate", "Automatically authenticate when accessing outside school net"),
            "young/default_tab": {
                name: "Default tab",
                value: "/myproject/SignUp",
                autoClose: false,
                title: "The tab to be opened on entering"
            },
            "young/auto_tab": boolDesc("Auto tab", "Auto navigate to frequently-used submenu"),
            "young/no_datascreen": boolDesc("No data screen", "Remove annoying data screen image"),
            "young/shortcut": boolDesc("Shortcut", "Enable shortcut support")
        },
        wvpn: {
            "wvpn/enabled": boolDesc("Enabled", "Whether to enable USTC Helper for this site"),
            "wvpn/custom_collection": boolDesc("Custom collection", "Allows you to fully customize your collection"),
        },
        icourse: {
            "icourse/enabled": boolDesc("Enabled", "Whether to enable USTC Helper for this site"),
            "icourse/filelist": boolDesc("File list", "Show all uploaded files and name them properly"),
            "icourse/linklist": boolDesc("Link list", "Show all links posted in the review section"),
            "icourse/css": boolDesc("CSS improve", "Minor CSS improvements"),
            "icourse/native_top": boolDesc("Native top", "Use native method to scroll to top"),
        }
    };
    const name = "USTC Helper";
    window.QMSG_GLOBALS = {
        DEFAULTS: {
            showClose:true,
            timeout: 2000
        }
    }
    const $ = document.querySelector.bind(document);
    const $$ = document.querySelectorAll.bind(document);
    switch (window.location.host) {
        case 'mail.ustc.edu.cn': {
            const config_desc = config_descs.mail;
            const config = GM_config(config_desc);
            if (!config["mail/enabled"]) {
                console.info("[USTC Helper] 'mail' feature disabled.");
                break;
            }
            if (config["mail/domain"]) {
                changeDomain(config["mail/domain"]);
                console.info(`[USTC Helper] Domain changed to ${config["mail/domain"]}.`);
            }
            if (config["mail/focus"]) {
                document.getElementById("login_button").focus();
                console.info("[USTC Helper] Login button focused.");
            }
            break;
        }
        case 'passport.ustc.edu.cn': {
            const config_desc = config_descs.passport;
            const config = GM_config(config_desc);
            let is_official = false;
            if (!config["passport/enabled"]) {
                console.info("[USTC Helper] 'passport' feature disabled.");
                break;
            }
            // Code recognition
            const img = $('img.validate-img');
            if (config["passport/recog_code"] && img) {
                // Adapted from https://greasyfork.org/scripts/431681 - Great thanks to the author @J-Paven!
                const dim = [128, 32];
                [img.style.width, img.style.height] = dim.map(x => x + 'px');
                const canvas = document.createElement("canvas");
                canvas.style.backgroundColor = "white";
                const ctx = canvas.getContext("2d");
                const input = $('#validate');
                const template = [
                    '00000001111110000000000001111111111000001000111111111111000000011111111111111000001111110000111111000011111000000111110000111110000001111100011111000000001111100111110000000011111001111100000000111110011111000000001111100111110000000011111001111100000000111110011111000000001111100111110000000011111000111110100001111100001111100000011111000011111100001111110000011111111111111000000011111111111100000000011111111110000000000011111110000000',
                    '00000011111111000000000011111111110000000000111111111100000100001111111111000000000011100111110000001010000001111100000001000000011111000000000000000111110000000000000001111100000100000000011111000000000000000111110000000000000001111100000000000000011111000000000000000111110001000000000001111100000000000000011111000000000000000111110000000000000001111100000000001111111111111110000011111111111111100000111111111111111000001111111111111110',
                    '00001111111110000000001111111111111000000011111111111111100000111111111111111000001111000001111111010010000000001111110000000000000001111100000000000000011111000000000000000111110000000000001011111100000000000001111110000000000000111111100000000000011111110000000000001111111000000000001111111100000000000111111110000000000011111111000000000001111111100000000000111111111111111100001111111111111111000011111111111111110000111111111111111100',
                    '00000111111110000000010111111111111010000001111111111111000000011111111111111000000110000001111110000000000000001111100000000000000011111000000000000000111110000000000001011111000000000011111111110000000000111111110000000000001111111111000000000011111111111000000000000001111111000000000000000111110000000000000001111100001000000000011111000011100000011111110000111111111111111000001111111111111110000001111111111110000000000111111110000000',
                    '00000000011111110000000000000111111100000000000011111111001000000001111111110000000000011101111100000000001111011111000000000111100111110000000001110001111100000000111101011111010000011110000111110100000111000001111100000011110000011111000001111000000111110000011100000001111100000111111111111111111001111111111111111110011111111111111111100111111111111111111000000000000111110000000000000001111100000000000000011111000000000000000111110000',
                    '01011111111111110000000111111111111100000001111111111111000000011111111111110000000111110000000000000001111100000000000000011111000000000000000111111111110000000001111111111110000000011111111111110001000111111111111110000001110000011111110000010000000011111100000000000000011111000000000000010111110000000000000001111100001000000000111111000011100000011111100000111111111111111000001111111111111100000001111111111110000000000011111110000000',
                    '00000001011111100000000000011111111110000000011111111111110000001111111111111100000011111100000111000001111100000000010000011111000000000000001111100111111000000011111111111111000000111111111111111000001111111111111111000011111100000111111000111110000000111110001111100000001111100011111000000011111000111110000000111110000111100000001111100001111100000111110000001111111111111110000001111111111110000000001111111111000000000000111111000000',
                    '00111111111111111100001111111111111111000011111111111111110000111111111111111100000000001000111110000000000000001111100000000000000111111000000000000001111100000000000000111111000000000000001111100000000000000111111000000000000001111100000000000000111111000000000000001111100000000100000011111000000000000001111110000000000000011111000000000000001111110000000000000011111000000000000001111110000000000000011111000000000000001111110000000000',
                    '00000001111111000001000001111111111100000000111111111111100000011111111111111100000111111000111111000001111100000111110000011111000001111100000111111000111111000000111111111111100000000111111111110000000001111111111100000101111111111111110000011111100001111100001111100000001111100011111000000011111000111110000000111110001111100000001111100011111100000111111000011111111111111100000111111111111111000000111111111111100000000001111111000000',
                    '00000001111110000000000001111111111000000000111111111111000000011111111111111000000111110000011111000011111000000011110000111110000000111100001111100000001111100011111000000011111000111110000000111110001111110000011111100001111111111111111000001111111111111110000001111111111111100000001111110011111000000000000001111100000101000000011111000001110000011111100000011111111111111000000111111111111100000000111111111100000000000011111100000000'
                ];
                function recognize() {
                    ctx.drawImage(img, 0, 0);
                    const imgData = ctx.getImageData(0, 0, ...dim).data;
                    let greenAverage = 0;
                    for (let j = 0; j < 128 * 32; j++) {
                        greenAverage += imgData[4 * j + 1];
                    }
                    greenAverage /= (128 * 32);
                    let numbers = ["", "", "", ""];
                    for (let i = 4; i < 26; i++) {
                        for (let k = 0; k < 4; k++) {
                            for (let j = 26 + 21 * k; j < 46 + 21 * k; j++) {
                                const pixel = imgData[4 * (128 * i + j) + 1] > greenAverage ? '0' : '1';
                                numbers[k] += pixel;
                            }
                        }
                    }
                    let code = "";
                    for (let i = 0; i < 4; i++) {
                        let index = '0';
                        let minDiff = 440;
                        for (let j = 0; j < 10; j++) {
                            let diff = 0;
                            for (let k = 0; k < 440; k++) {
                                if (numbers[i].charAt(k) != template[j].charAt(k)) {
                                    diff += 1;
                                }
                            }
                            if (diff < minDiff) {
                                minDiff = diff;
                                index = j + '';
                            }
                        }
                        code += index;
                    }
                    input.value = code;
                }
                img.addEventListener('load', recognize);
            }
            const form = $('.loginForm');
            if (!form) {
                log("Form not found!");
                break;
            }
            form.removeAttribute("style");
            const options = {
                childList: true,
                attributes: false,
                subtree: true
            }
            function focus() {
                $('#username')?.focus();
                $('#password')?.focus();
                const code = $('#validate');
                if (code) {
                    code.focus();
                    if (code.value == '') return;
                }
                const btn = $('#login');
                if (!btn) {
                    console.error("[USTC Helper] Login button not found!");
                    return;
                }
            }
            function login() {
                window.setTimeout(() => {
                    const username = $('#username')?.value;
                    const password = $('#password')?.value;
                    log(`Auto login: ${username} ${password}`);
                    if (username && password) $('#login')?.click();
                    else console.error("[USTC Helper] Username or password not found!");
                }, 4000);
            }
            function hint() {
                const notice = document.createElement('p');
                const params = new URL(window.location.href).searchParams;
                let service_url = params.get('service');
                if (!service_url) {
                    is_official = true; // No service URL, simply login to CAS
                    return;
                }
                service_url = decodeURIComponent(service_url);
                const domain = service_url.split('/')[2];
                let color;
                let status; // Official Student/Staff Third-party
                let suffix;
                if (/.+\.ustc\.edu\.cn/.test(domain)) {
                    if (domain == 'home.ustc.edu.cn') {
                        status = "Student";
                        color = "#d0d01b";
                        suffix = "@mail.ustc.edu.cn";
                    } else if (domain == 'staff.ustc.edu.cn') {
                        status = "Staff";
                        color = "#d0d01b";
                        suffix = "@ustc.edu.cn";
                    } else {
                        status = "Official";
                        color = "green";
                        is_official = true;
                    }
                } else {
                    status = "Third-party";
                    color = "red";
                }
                console.info(`[USTC Helper] ${status} service: ${service_url}`);
                if (color == "#d0d01b") {
                    const regex = new RegExp(/https?:\/\/(home|staff)\.ustc\.edu\.cn\/~([^\/]+)/i);
                    const match = service_url.match(regex);
                    if (match) {
                        const name = match[2];
                        const email = name + suffix;
                        log("Contact email: " + email);
                        notice.innerHTML = `<a style="color: #d0d01b;" title="Contact" href="mailto:${email}">${status}</a> service: <span style="color: grey;" title="${service_url}">${domain}</span>`;
                    } else {
                        log("Unable to determine contact email!");
                        notice.innerHTML = `<a style="color: #d0d01b;" title="Unrecognized">${status}</a> service: <span style="color: grey;" title="${service_url}">${domain}</span>`;
                    }
                } else {
                    notice.innerHTML = `<span style="color: ${color};">${status}</span> service: <span style="color: grey;" title="${service_url}">${domain}</span>`;
                }
                form.after(notice);
            }
            function main() {
                if (config["passport/focus"]) focus();
                if (config["passport/service"]) hint();
                if (config["passport/auto_login"] && is_official) {
                    window.setTimeout(() => {
                        login();
                    }, 1000);
                }
                observer.disconnect();
            }
            const observer = new MutationObserver(main);
            observer.observe(form, options);
            break;
        }
        case 'rec.ustc.edu.cn': {
            const config_desc = config_descs.rec;
            const config = GM_config(config_desc);
            if (!config["rec/enabled"]) {
                console.info("[USTC Helper] 'rec' feature disabled.");
                break;
            }
            if (config["rec/opencurrent"]) {
                window.webpackJsonp.push_ = window.webpackJsonp.push;
                window.webpackJsonp.push = (val) => {
                    if (val[0][0] !== "chunk-5ae262a1")
                        return window.webpackJsonp.push_(val);
                    else { // Following script is adapted from https://rec.ustc.edu.cn/js/chunk-5ae262a1.b84e1461.js
                        val[1]["2c03"] = function (t, e, s) {
                            "use strict";
                            (function (t) {
                                s("55dd");
                                var r = s("a67e");
                                e["a"] = {
                                    name: "GroupLister",
                                    components: {
                                        GroupCreate: function () {
                                            return Promise.all([s.e("chunk-390136ce"), s.e("chunk-662e27b9")]).then(s.bind(null, "18fa"))
                                        },
                                        GroupAdd: function () {
                                            return s.e("chunk-5b916374").then(s.bind(null, "c1c7"))
                                        },
                                        GroupEdit: function () {
                                            return Promise.all([s.e("chunk-390136ce"), s.e("chunk-0daeb591")]).then(s.bind(null, "1fa6"))
                                        }
                                    },
                                    data: function () {
                                        return {
                                            status: {
                                                GroupCreateStatus: !1,
                                                GroupAddStatus: !1,
                                                GroupEditStatus: !1
                                            },
                                            loading: !1,
                                            nothing: !1,
                                            group: {},
                                            sortBy: {},
                                            headers: [{
                                                id: 1,
                                                title: "群名称",
                                                class: "groupname",
                                                sort: "asc",
                                                showSort: !0,
                                                field: "group_name"
                                            }, {
                                                id: 2,
                                                title: "群号",
                                                class: "groupid",
                                                sort: "des",
                                                showSort: !1,
                                                field: "group_number"
                                            }, {
                                                id: 3,
                                                title: "成员",
                                                class: "groupuser",
                                                sort: "des",
                                                showSort: !1,
                                                field: "group_memeber_count"
                                            }, {
                                                id: 5,
                                                title: "分享",
                                                class: "groupshare",
                                                sort: "des",
                                                showSort: !1,
                                                field: "group_share_file_count"
                                            }, {
                                                id: 6,
                                                title: "操作",
                                                class: "groupmenu",
                                                sort: "",
                                                showSort: !1
                                            }]
                                        }
                                    },
                                    created: function () {
                                        this.sortBy = this.headers[0],
                                            this.getGroups()
                                    },
                                    computed: {
                                        userInfo: function () {
                                            return this.$store.state.user.userInfo
                                        }
                                    },
                                    watch: {
                                        $route: function () {
                                            this.getGroups()
                                        }
                                    },
                                    filters: {
                                        identityNameFilter: function (t) {
                                            var e;
                                            switch (t) {
                                                case "owner":
                                                    e = "群主";
                                                    break;
                                                case "admin":
                                                    e = "管理员";
                                                    break;
                                                case "user":
                                                    e = "成员";
                                                    break;
                                                default:
                                                    break
                                            }
                                            return e
                                        }
                                    },
                                    methods: {
                                        createGroup: function () {
                                            t("#newgroup").modal("show")
                                        },
                                        addGroup: function () {
                                            t("#addgroup").modal("show")
                                        },
                                        invite: function (t) {
                                            var e = this.$router.resolve({
                                                name: "group",
                                                params: {
                                                    groupNumber: t.group_number
                                                }
                                            });
                                            this.$confirm({
                                                showYesBtn: !1,
                                                showCopyBtn: !0,
                                                copyBtnText: "复制文字",
                                                title: "邀请入群",
                                                type: "confirm",
                                                content: "打开链接进入群组主页即可申请加入群组:".concat(t.group_name, ",群组主页链接:").concat(window.location.origin).concat(e.href)
                                            }).then((function () { }
                                            )).catch((function () { }
                                            ))
                                        },
                                        goToGroupCloud: function (t, e) {
                                            if (["owner", "admin", "user"].indexOf(t.group_member_identity) < 0)
                                                return this.$message({
                                                    type: "warning",
                                                    message: "您不是组群成员,无法进入群盘"
                                                }),
                                                    !1;
                                            this.$store.commit("setSetting", {
                                                from: !0,
                                                drive: "groupdisk",
                                                tab: e,
                                                group: t
                                            }),
                                                this.$router.push({
                                                    name: "groupDisk",
                                                    params: {
                                                        groupNumber: t.group_number
                                                    }
                                                })
                                        },
                                        isShowMenu: function (t) {
                                            return ["owner", "admin", "user"].indexOf(t.group_member_identity) > -1
                                        },
                                        isEditGroup: function (t) {
                                            return ["owner", "admin"].indexOf(t.group_member_identity) > -1
                                        },
                                        goToGroup: function (t) {
                                            var e = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : "group";
                                            if ("wait" === t.group_is_review)
                                                return this.$message({
                                                    type: "warning",
                                                    message: "群组待审核,不允许操作!"
                                                }),
                                                    !1;
                                            if ("refuse" === t.group_is_review)
                                                return this.$message({
                                                    type: "warning",
                                                    message: "群组审核未通过,不允许操作!"
                                                }),
                                                    !1;
                                            // Instead of opening in new tab, we prefer to use vue's solution
                                            // Modifiy start
                                            this.$router.replace({
                                                name: e,
                                                params: {
                                                    groupNumber: t.group_number
                                                }
                                            });
                                            // Modify end
                                        },
                                        goToGroupHome: function (t) {
                                            this.$store.commit("SET_GROUP_SHOWDESC", !1),
                                                this.$router.push({
                                                    name: "group",
                                                    params: {
                                                        groupNumber: t
                                                    }
                                                })
                                        },
                                        handleEditGroup: function (e) {
                                            var s = this;
                                            Object(r["g"])(e.group_number).then((function (t) {
                                                s.group = t.entity
                                            }
                                            )).catch((function (t) {
                                                s.$message({
                                                    type: "error",
                                                    message: t
                                                })
                                            }
                                            )),
                                                t("#editgroup").modal("show")
                                        },
                                        groupRefresh: function () {
                                            this.getGroups()
                                        },
                                        sortGroup: function (t) {
                                            if (6 === t)
                                                return !1;
                                            var e = this;
                                            this.headers.map((function (s) {
                                                return s.id === t ? (s.showSort = !0,
                                                    s.sort = "des" === s.sort ? "asc" : "des",
                                                    e.sortBy = s,
                                                    s) : (s.showSort = !1,
                                                        s.sort = "des",
                                                        s)
                                            }
                                            )),
                                                this.sortGroupBy()
                                        },
                                        getGroups: function () {
                                            var t = this;
                                            this.groups = [],
                                                this.loading = !0,
                                                this.nothing = !1,
                                                Object(r["r"])({}).then((function (e) {
                                                    if (200 === e.status_code)
                                                        if (t.loading = !1,
                                                            t.groups = e.entity.datas,
                                                            e.entity.total > 0) {
                                                            var s = 0;
                                                            e.entity.datas.map((function (t) {
                                                                "user" != t.group_member_identity && t.group_pending_member_count > 0 && (s += t.group_pending_member_count)
                                                            }
                                                            )),
                                                                t.$store.commit("setRequestNums", s),
                                                                t.sortGroupBy(!0)
                                                        } else
                                                            t.nothing = !0;
                                                    else
                                                        t.$message({
                                                            type: "error",
                                                            message: e.message
                                                        })
                                                }
                                                )).catch((function (e) {
                                                    t.$message({
                                                        type: "error",
                                                        message: e
                                                    })
                                                }
                                                ))
                                        },
                                        sortGroupBy: function () {
                                            var t = this
                                                , e = arguments.length > 0 && void 0 !== arguments[0] && arguments[0];
                                            this.groups.sort((function (s, r) {
                                                var o;
                                                return o = e ? r.group_is_review.localeCompare(s.group_is_review) : "group_name" === t.sortBy.field ? s[t.sortBy.field].localeCompare(r[t.sortBy.field]) : s[t.sortBy.field] - r[t.sortBy.field],
                                                    o = "asc" === t.sortBy.sort ? o : -o,
                                                    o
                                            }
                                            ))
                                        },
                                        groupCancel: function (t) {
                                            var e = this
                                                , s = "adopt" === t.group_is_review ? "解散" : "删除";
                                            this.$confirm({
                                                type: "confirm",
                                                content: "".concat(s, "群后,所有关于本群组的信息都将被删除且无法恢复,确定").concat(s, "【").concat(t.group_name, "】吗?"),
                                                showCancleBtn: !0,
                                                showYesBtn: !0,
                                                custom: []
                                            }).then((function () {
                                                Object(r["u"])({
                                                    groups_list: [t.group_number]
                                                }).then((function (t) {
                                                    200 === t.status_code ? (e.$message({
                                                        type: "success",
                                                        message: t.message
                                                    }),
                                                        e.getGroups()) : e.$message({
                                                            type: "error",
                                                            message: t.message
                                                        })
                                                }
                                                )).catch((function (t) {
                                                    e.$message({
                                                        type: "error",
                                                        message: t
                                                    })
                                                }
                                                ))
                                            }
                                            )).catch((function () { }
                                            ))
                                        },
                                        groupQuit: function (t) {
                                            var e = this;
                                            this.$confirm({
                                                type: "confirm",
                                                content: "确定退出该群组吗?",
                                                showCancleBtn: !0,
                                                showYesBtn: !0,
                                                custom: []
                                            }).then((function () {
                                                Object(r["v"])({
                                                    group_number: t,
                                                    action: "quit",
                                                    members_list: [e.userInfo.user_number]
                                                }).then((function (t) {
                                                    200 === t.status_code ? (e.$message({
                                                        type: "success",
                                                        message: t.message
                                                    }),
                                                        e.getGroups()) : e.$message({
                                                            type: "error",
                                                            message: t.message
                                                        })
                                                }
                                                )).catch((function (t) {
                                                    e.$message({
                                                        type: "error",
                                                        message: t
                                                    })
                                                }
                                                ))
                                            }
                                            )).catch((function () { }
                                            ))
                                        }
                                    },
                                    mounted: function () {
                                        var t = this;
                                        setTimeout((function () {
                                            for (var e in t.status)
                                                t.status[e] = !0
                                        }
                                        ), 500)
                                    }
                                }
                            }
                            ).call(this, s("1157"))
                        };
                        return window.webpackJsonp.push_(val);
                    }
                };
            }
            if (config["rec/autologin"] && document.location.pathname == '/') {
                const app = $("#app");
                const options = {
                    childList: true,
                    attributes: false,
                    subtree: true
                }
                const observer = new MutationObserver(() => {
                    const btn = $('.navbar-login-btn');
                    if (btn) {
                        btn.click();
                        observer.disconnect();
                    }
                });
                observer.observe(app, options);
            } else if (config["rec/opencurrent"]) {
                const app = $("#app");
                const options = {
                    childList: true,
                    attributes: false,
                    subtree: true
                }
                const observer = new MutationObserver(() => {
                    const l = $$(".app-list").length;
                    if (l) {
                        const links = $$("a");
                        for (const link of links) {
                            if (link.target == '_blank') link.removeAttribute("target");
                        }
                    }
                });
                observer.observe(app, options);
            }
            break;
        }
        case 'recapi.ustc.edu.cn': {
            const config_desc = config_descs.rec;
            const config = GM_config(config_desc);
            if (!config["rec/enabled"]) {
                console.info("[USTC Helper] 'rec' feature disabled.");
                break;
            }
            if (config["rec/autologin"]) {
                const btn = $("#ltwo > div > button");
                if (!btn) {
                    console.error("[USTC Helper] Login button not found!");
                } else {
                    btn.click();
                }
            }
            break;
        }
        case 'www.bb.ustc.edu.cn': {
            const config_desc = config_descs.bb;
            const config = GM_config(config_desc);
            if (!config["bb/enabled"]) {
                console.info("[USTC Helper] 'bb' feature disabled.");
                break;
            }
            if (window.location.pathname == '/nginx_auth/' && config["bb/autoauth"]) {
                $('a')?.click();
            } else if ((window.location.pathname == '/' || window.location.pathname == '/webapps/login/') && config["bb/autologin"]) {
                $('#login > table > tbody > tr > td:nth-child(2) > span > a')?.click();
            } else if (config["bb/showhwstatus"] && window.location.pathname == '/webapps/blackboard/content/listContent.jsp' && document.getElementById('pageTitleText').children[0].textContent == '作业区') {
                const css = document.createElement('style');
                css.textContent = ".ustc-helper-bb-ignored { opacity: 0.4; } .ustc-helper-bb-ignored > .details { display: none; }";
                document.head.appendChild(css);
                const hw_list = document.getElementById('content_listContainer');
                const color_config = ['grey', 'green', 'red', 'yellow', 'grey', 'cyan'];
                const hint_text = ['查询中', '已提交', '未提交', '查询错误', '已忽略', '已评分'];
                // const hint_text = ['Checking', 'Submitted', 'Not submitted', 'Error', 'Ignored', 'Graded'];
                function ignore_hw(course_id, content_id, ignore) {
                    let ignored = localStorage.getItem(course_id) || '[]';
                    ignored = JSON.parse(ignored);
                    if (ignore && !ignored.includes(content_id)) {
                        ignored.push(content_id);
                        log(`Ignoring "${course_id}/${content_id}"...`);
                    } else if (!ignore && ignored.includes(content_id)) {
                        ignored = ignored.filter((v) => v != content_id);
                        log(`Un-ignoring "${course_id}/${content_id}"...`);
                    }
                    if (ignored.length) localStorage.setItem(course_id, JSON.stringify(ignored));
                    else localStorage.removeItem(course_id);
                }
                async function query_status(link) {
                    const r = await fetch(link);
                    if (!r.ok) {
                        log(`Failed to fetch "${r.url}": ${r.status} ${r.statusText}`);
                        return [3, null];
                    } else {
                        const parser = new DOMParser();
                        const html = await r.text();
                        const doc = parser.parseFromString(html, 'text/html');
                        const title = doc.getElementById('pageTitleText').textContent.trim();
                        if (title.startsWith('上载作业')) {
                            return [2, null];
                        } else if (title.startsWith('复查提交历史记录')) {
                            const grade = doc.getElementById("aggregateGrade");
                            const suffix = doc.getElementById("aggregateGrade_pointsPossible");
                            if (grade.value !== '-') {
                                return [5, `${parseFloat(grade.value)}${suffix.textContent.trim()}`];
                            } else {
                                return [1, null];
                            }
                        } else {
                            return [3, null];
                        }
                    }
                }
                async function process(hw) {
                    const link_ = hw.querySelector("h3 > a");
                    if (!link_) return;
                    let status = [0, null]; // 0: Checking  1: Uploaded  2: Not uploaded  3: Error
                    const hint = link_.appendChild(document.createElement('span'));
                    hint.style.color = color_config[status[0]];
                    hint.textContent = `(${hint_text[status[0]]})`;
                    const link = link_.href;
                    // https://www.bb.ustc.edu.cn/webapps/assignment/uploadAssignment?content_id=_106763_1&course_id=_12559_1&group_id=&mode=view
                    const params = new URL(link).searchParams;
                    const course_id = params.get("course_id");
                    const content_id = params.get("content_id");
                    let ignored = localStorage.getItem(course_id);
                    // Check if this homework is ignored
                    if (ignored) {
                        ignored = JSON.parse(ignored).includes(content_id);
                        if (ignored) {
                            status[0] = 4;
                            // link_.parentNode.parentNode.parentNode.style.opacity = 0.4;
                            link_.parentNode.parentNode.parentNode.classList.add("ustc-helper-bb-ignored");
                            log(`"${course_id}/${content_id}" present in ignore list, so this homework is ignored.`);
                        }
                    }
                    // Not in cache
                    if (!status[0]) {
                        status = await query_status(link);
                        if (status[0] == 1) {
                            log(`Online query indicated that "${course_id}/${content_id}" is uploaded.`);
                        } else if (status[0] == 2) {
                            log(`Online query indicated that "${course_id}/${content_id}" is not uploaded.`);
                        } else if (status[0] == 5) {
                            log(`Online query indicated that "${course_id}/${content_id}" is graded.`);
                        } else {
                            console.warn(`[USTC Helper] Online query "${course_id}/${content_id}" failed!`);
                        }
                    }
                    hint.style.color = color_config[status[0]];
                    hint.textContent = `(${hint_text[status[0]]}${status[1] ? " " + status[1] : ""})`;
                    hint.title = ignored ? "点击取消忽略此作业" : "点击忽略此作业";
                    hint.addEventListener('click', e => {
                        e.preventDefault();
                        ignore_hw(course_id, content_id, !ignored);
                        hint.title = "刷新页面以生效";
                        hint.style.color = color_config[4];
                        hint.textContent = "(请刷新)";
                    }, { once: true });
                }
                for (const hw of hw_list.children) {
                    process(hw);
                }
            }
            break;
        }
        case 'jw.ustc.edu.cn': {
            const config_desc = config_descs.jw;
            const config = GM_config(config_desc, false);
            if (!config["jw/enabled"]) {
                console.info("[USTC Helper] 'jw' feature disabled.");
                break;
            }
            if (config["jw/login"] && window.location.pathname == "/login") {
                const btn = document.getElementById('login-unified-wrapper');
                if (config["jw/login"] == 'focus') {
                    btn.focus();
                } else if (config["jw/login"] == 'click') {
                    btn.click();
                } else {
                    console.error(`[USTC Helper] Unknown option for jw.login: ${config["jw/login"]}`);
                }
            }
            if (config["jw/shortcut"] && window.top.location.pathname == "/home") {
                const shortcuts = ["ArrowLeft", "ArrowRight", "x", '`', '1', '2', '3', '4', '5', '6', '7', '8', '9'];
                function tryClick(tab) {
                    const ele = tab?.querySelector("span.tabTitle");
                    ele?.click();
                }
                document.addEventListener("keydown", (e) => {
                    if (document.activeElement.nodeName != "INPUT" &&
                        shortcuts.includes(e.key)) {
                        const menu = window.top.document.getElementById("e-home-tab-list");
                        const tabs = Array.from(menu.children);
                        const home = window.top.document.querySelector("#e-top-home-page > li > a > div.home-logo");
                        const count = tabs.length;
                        let current = 0;
                        for (const tab of tabs) {
                            if (tab.classList.contains('active')) {
                                break;
                            }
                            current++;
                        }
                        if (current == count) current--;
                        switch (e.key) {
                            case "ArrowLeft":
                                tryClick(tabs[(current - 1 + count) % count]);
                                break;
                            case "ArrowRight":
                                tryClick(tabs[(current + 1) % count]);
                                break;
                            case "x":
                                const close = tabs[current].querySelector("a > i.fa-times");
                                close?.click();
                                break;
                            case "`":
                                home?.click();
                                break;
                            default:
                                const idx = Number(e.key) - 1;
                                if (isNaN(idx)) break;
                                if (0 <= idx && idx < count) {
                                    tryClick(tabs[idx]);
                                }
                                break;
                        }
                    }
                });
            }
            if (config["jw/score_mask"] && window.location.pathname == "/for-std/grade/sheet") {
                function get_status(entry) {
                    // Status:
                    // false: Normal display
                    // true: Masked
                    if (entry.classList.contains("masked")) return true;
                    else return false;
                }
                function set_status_internal(entry, state) {
                    const gpa = entry.children[entry.children.length - 2];
                    const score = entry.lastChild;
                    if (state) {
                        entry.classList.add("masked");
                        entry.setAttribute("data-gpa", gpa.textContent);
                        entry.setAttribute("data-score", score.textContent);
                        gpa.textContent = "";
                        score.textContent = "";
                    } else {
                        entry.classList.remove("masked");
                        let gpa_val = entry.getAttribute("data-gpa");
                        let score_val = entry.getAttribute("data-score");
                        if (gpa_val) gpa.textContent = gpa_val;
                        if (score_val) score.textContent = score_val;
                    }
                }
                function toggle() {
                    set_status_internal(this, !get_status(this));
                }
                function set_status(entry, state) {
                    if (get_status(entry) == state) return;
                    set_status_internal(entry, state);
                }
                function toggle_view() {
                    if (this.hasAttribute("data-value")) {
                        this.lastChild.textContent = this.getAttribute("data-value");
                        this.removeAttribute("data-value");
                    } else {
                        this.setAttribute("data-value", this.lastChild.textContent);
                        this.lastChild.textContent = "尚未评教";
                    }
                }
                function toggle_rank() {
                    if (this.hasAttribute("data-value")) {
                        this.textContent = this.getAttribute("data-value");
                        this.removeAttribute("data-value");
                    } else {
                        this.setAttribute("data-value", this.textContent);
                        this.textContent = "尚未评教";
                    }
                }
                function setup() {
                    const tables = $$("div.semesters > section > div.semester > table");
                    tables.forEach((table) => {
                        let head = table.querySelector("thead");
                        let entries = table.querySelectorAll("tbody > tr");
                        head.addEventListener("dblclick", (e) => {
                            let status = head.getAttribute("data-masked") === "";
                            entries.forEach((entry) => {
                                set_status(entry, !status);
                            });
                            if (status) head.removeAttribute("data-masked");
                            else head.setAttribute("data-masked", "");
                        });
                        entries.forEach((entry) => {
                            entry.addEventListener("dblclick", toggle);
                        });
                    });
                    const history_table = $("table.history-table");
                    history_table.tHead.addEventListener("dblclick", (e) => {
                        history_table.querySelectorAll("tbody:not(.hidden)").forEach((tbody) => {
                            const status = tbody.getAttribute("data-masked") === "";
                            tbody.querySelectorAll("tr").forEach((entry) => {
                                set_status(entry, !status);
                            });
                            if (status) tbody.removeAttribute("data-masked");
                            else tbody.setAttribute("data-masked", "");
                        });
                    });
                    history_table.querySelectorAll("tbody > tr").forEach((entry) => {
                        entry.addEventListener("dblclick", toggle);
                    });
                    const view = $("div.overview > ul");
                    view.childNodes.forEach((node) => {
                        node.addEventListener("dblclick", toggle_view);
                    });
                    const rank = $("div.rankinfo > div");
                    rank.querySelectorAll("b").forEach((node) => {
                        node.addEventListener("dblclick", toggle_rank);
                    });
                }
                const timer = window.setInterval(() => {
                    const test = $("div.overview > ul > li > span:nth-child(2)");
                    if (test.textContent != "NaN") {
                        window.clearInterval(timer);
                        setup();
                    }
                }, 1000);
            }
            const jw_css = {
                "detailed_time" : `table.timetable tbody th.span::before, table.timetable tbody th.span::after { font-size: smaller; position: absolute; left: 0.1em; opacity: 0.3; }
                    table.timetable tbody th.span::before { content: attr(data-start); top: 0; } table.timetable tbody th.span::after { content: attr(data-end); bottom: 0; }`,
                "css": `div#dropdown-menu-filter { display: none; } div#dropdown-menu-bg { backdrop-filter: blur(3px); } div.second-menu-wrap div.menu-area { width: 100%; }
                    li.home div.dropdown-menu { width: 25vw !important; min-width: 400px !important; } .primary .item li.primaryLi.hover { transition: transform 0.25s ease; }
                    .primaryLi .subMenus { cursor: initial; opacity: 0.8; } div#shortcut { width: 27em; } .shortcut-panel .shortcut-item { width: 25%; }
                    .primary-container .primaryLi .subMenus { width: 400px; border-radius: inherit; overflow: auto; } #e-content-area #e-op-area div.e-toolbarTab { padding: 0 !important; }`,
            };
            function injectCSS(name) {
                const css = document.head.appendChild(document.createElement("style"));
                css.id = `ustc-helper-jw-${name}`;
                css.textContent = jw_css[name];
            }
            if (window.location.pathname.startsWith("/for-std/course-table")) {
                if (config["jw/detailed_time"]) {
                    injectCSS("detailed_time");
                }
                window.top.addEventListener(GM_config_event, e => {
                    if (e.detail.type == "set" && e.detail.prop == "jw/detailed_time") {
                        const css = document.getElementById("ustc-helper-jw-detailed_time");
                        if (css) {
                            css.disabled = !e.detail.after;
                        } else if (e.detail.after) {
                            injectCSS("detailed_time");
                        }
                    }
                });
                if (config["jw/sum"]) {
                    const table = $("#lessons");
                    if (table) {
                        const rows = table.querySelectorAll("tbody > tr");
                        const indexes = [3, 9];
                        let sums = [0, 0];
                        for (const row of rows) {
                            for (let i = 0; i < indexes.length; i++) {
                                sums[i] += parseFloat(row.children[indexes[i]].textContent);
                            }
                        }
                        const head = table.querySelector("thead > tr");
                        for (let i = 0; i < indexes.length; i++) {
                            head.children[indexes[i]].title = `总计:${sums[i]}`;
                        }
                    }
                }
            }
            if (config["jw/css"]) {
                injectCSS("css");
            }
            window.top.addEventListener(GM_config_event, e => {
                if (e.detail.type == "set" && e.detail.prop == "jw/css") {
                    const css = $("#ustc-helper-jw-css");
                    if (css) {
                        css.disabled = !e.detail.after;
                    } else if (e.detail.after) {
                        injectCSS(name);
                    }
                }
            });
            break;
        }
        case 'young.ustc.edu.cn': {
            const config_desc = config_descs.young;
            const config = GM_config(config_desc, false);
            if (!config["young/enabled"]) {
                console.info("[USTC Helper] 'young' feature disabled.");
                break;
            }
            if (window.location.pathname == '/nginx_auth/' && config["young/auto_auth"]) {
                document.getElementsByTagName('a')[0].click();
                return;
            }
            const app = $("#app");
            const router = app.__vue__.$router;
            function main(mutations, observer) {
                const menu = app.querySelector(".ant-menu-root");
                if (!menu) return;
                const default_tab = config["young/default_tab"];
                if (default_tab.length)
                    router.push(default_tab);
                const submenus = menu.querySelectorAll("li.ant-menu-submenu-horizontal:not(.ant-menu-overflowed-submenu) > div");
                if (!submenus.length) return;
                observer.disconnect();
                if (config["young/auto_tab"]) {
                    submenus[0].onclick = (e) => {
                        router.push('/dataAnalysis/studentAnalysis');
                        e.stopImmediatePropagation();
                    }
                    submenus[1].onclick = (e) => {
                        router.push('/personalInformation/personalReport');
                    }
                    submenus[2].onclick = (e) => {
                        router.push('/myproject/SignUp');
                    }
                    submenus[5].onclick = (e) => {
                        router.push('/isystem/departUserList');
                    }
                    app.querySelector(".user-dropdown-menu").onclick = (e) => {
                        $("ul.user-dropdown-menu-wrapper > li:nth-child(7) > a").click();
                    }
                }
                if (config["young/no_datascreen"]) {
                    app.querySelector("div.header-index-wide > a").remove();
                }
                if (config["young/shortcut"]) {
                    document.addEventListener("keydown", (e) => {
                        if (document.activeElement.nodeName == "INPUT" || document.activeElement.nodeName == "TEXTAREA") {
                            return;
                        }
                        const tabs = $(".ant-tabs-nav-animated > div").children;
                        const count = tabs.length;
                        let current = 0;
                        for (const tab of tabs) {
                            if (tab.attributes["aria-selected"].value == "true") {
                                break;
                            }
                            current++;
                        }
                        switch (e.key) {
                            case "ArrowLeft":
                                tabs[(current - 1 + count) % count].click();
                                break;
                            case "ArrowRight":
                                tabs[(current + 1) % count].click();
                                break;
                            case "x":
                                tabs[current].querySelector("div > i").click();
                                break;
                            default:
                                if (e.key.length == 1) {
                                    const idx = Number(e.key);
                                    if (idx && 0 < idx && idx <= count) {
                                        tabs[idx - 1].click();
                                    }
                                }
                                break;
                        }
                    })
                }
            }
            const options = {
                childList: true,
                attributes: false,
                subtree: true
            }
            const observer = new MutationObserver(main);
            observer.observe(app, options);
            break;
        }
        case 'wvpn.ustc.edu.cn': {
            const config_desc = config_descs.wvpn;
            const config = GM_config(config_desc);
            if (!config["wvpn/enabled"]) {
                console.info("[USTC Helper] 'wvpn' feature disabled.");
                break;
            }
            if (config["wvpn/custom_collection"]) {
                // let element = $("div.portal-search-input-wrap");
                const options = {
                    childList: true,
                    attributes: false,
                    subtree: true
                }
                const callback = (mutations, observer) => {
                    const input = $("input.portal-search__input");
                    const ele = $("div#__layout > div.wrd-webvpn");
                    if (!input || !input.placeholder || !ele) return;
                    const v = ele.__vue__;
                    observer.disconnect();
                    const loading = Qmsg.loading("📦 正在加载依赖库...");
                    const node = document.createElement("script");
                    node.src = "https://cdn.bootcdn.net/ajax/libs/aes-js/3.1.2/index.js";
                    function fail(s, hint) {
                        console.error("[USTC Helper]", s);
                        Qmsg.error(hint);
                    }
                    function success(s, hint) {
                        console.info("[USTC Helper]", s);
                        Qmsg.success(hint);
                    }
                    function cancel() {
                        console.info("[USTC Helper] User calcelled the operation.");
                        Qmsg.info("你终止了收藏操作!😢");
                    }
                    function invalid() {
                        console.warn("[USTC Helper] Invalid input!");
                        Qmsg.warning("你输入了一个不合法的值!🤔");
                    }
                    node.onload = () => {
                        loading.close();
                        success("Aes-js loaded.", "成功加载依赖库!🥳");
                        input.placeholder = "点击五角星或 Ctrl+D 以收藏 🍻";
                        // Encryption, adapted from https://blog.csdn.net/lijiext/article/details/110931285
                        const utf8 = aesjs.utils.utf8;
                        const hex = aesjs.utils.hex;
                        const AesCfb = aesjs.ModeOfOperation.cfb;
                        const wrdvpnKey = 'wrdvpnisthebest!';
                        const wrdvpnIV = 'wrdvpnisthebest!';
                        function textRightAppend(text, mode) {
                            const segmentByteSize = mode === 'utf8' ? 16 : 32;
                            if (!(text.length % segmentByteSize)) {
                                return text;
                            }
                            const appendLength = segmentByteSize - text.length % segmentByteSize;
                            for (let i = 0; i < appendLength; i++) {
                                text += '0';
                            }
                            return text;
                        }
                        function encrypt(text, key, iv) {
                            const textLength = text.length;
                            text = textRightAppend(text, 'utf8');
                            const keyBytes = utf8.toBytes(key);
                            const ivBytes = utf8.toBytes(iv);
                            const textBytes = utf8.toBytes(text);
                            const aesCfb = new AesCfb(keyBytes, ivBytes, 16);
                            const encryptBytes = aesCfb.encrypt(textBytes);
                            return hex.fromBytes(ivBytes) + hex.fromBytes(encryptBytes).slice(0, textLength * 2);
                        }
                        function encryptUrl(url) {
                            let port = "";
                            let segments = "";
                            let protocol = "";

                            if (url.startsWith("http://")) {
                                url = url.substr(7);
                                protocol = "http";
                            } else if (url.startsWith("https://")) {
                                url = url.substr(8);
                                protocol = "https";
                            } else {
                                return "";
                            }
                            let v6 = "";
                            const match = /\[[0-9a-fA-F:]+?\]/.exec(url);
                            if (match) {
                                v6 = match[0];
                                url = url.slice(match[0].length);
                            }
                            segments = url.split("?")[0].split(":");
                            if (segments.length > 1) {
                                port = segments[1].split("/")[0]
                                url = url.substr(0, segments[0].length) + url.substr(segments[0].length + port.length + 1);
                            }
                            const i = url.indexOf('/');
                            if (i == -1) {
                                if (v6 != "") {
                                    url = v6;
                                }
                                url = encrypt(url, wrdvpnKey, wrdvpnIV)
                            } else {
                                const host = url.slice(0, i);
                                const path = url.slice(i);
                                if (v6 != "") {
                                    host = v6;
                                }
                                url = encrypt(host, wrdvpnKey, wrdvpnIV) + path;
                            }
                            if (port != "") {
                                url = "/" + protocol + "-" + port + "/" + url;
                            } else {
                                url = "/" + protocol + "/" + url;
                            }
                            return url;
                        }
                        // Main functions
                        function random_color() {
                            const r = Math.floor(Math.random() * 256);
                            const g = Math.floor(Math.random() * 256);
                            const b = Math.floor(Math.random() * 256);
                            return `rgb(${r}, ${g}, ${b})`;
                        }
                        function add_collect() {
                            // Get url
                            let url = input.value;
                            if (url.length == 0) {
                                url = prompt("请输入要收藏的网址:");
                            } else {
                                input.value = '';
                            }
                            if (url == undefined || url == null) {
                                cancel();
                                return;
                            } else if (url.length == 0) {
                                invalid();
                                return;
                            }
                            if (!url.startsWith("http://") && !url.startsWith("https://")) {
                                url = "https://" + url;
                            }
                            let url_;
                            try {
                                url_ = new URL(url);
                            } catch (error) {
                                invalid();
                                return;
                            }
                            // Get name
                            let name = ""; let desc = "";
                            name = prompt("请输入收藏项目的名称:", url_.hostname);
                            if (name == null) {
                                cancel();
                                return;
                            }
                            desc = prompt("请输入收藏项目的备注:", url_.hostname);
                            if (desc == null) {
                                cancel();
                                return;
                            }
                            const id = $("div[data-id=collection].block-group > div.block-group__content")?.childElementCount ?? 0;
                            const post_data = {
                                "resource_type": "vpn",
                                "name": name,
                                "detail": desc,
                                "url": url,
                                "redirect": encryptUrl(url),
                                "id": id,
                                "group_id": 2,
                                "logo": "",
                                "_isCollect": false,
                                "_displayName": name,
                                "_desc": desc,
                                "_icon": {
                                    "color": random_color(),
                                    "content": name[0]
                                }
                            }
                            v.addCollect(post_data);
                        }
                        // Simple UI
                        const a = input.parentElement.appendChild(document.createElement("a"));
                        a.text = "⭐";
                        a.style = "position: absolute;left: 150px;top: 20px;";
                        a.onclick = add_collect;
                        // Shortcut
                        input.addEventListener("keydown", (e) => {
                            if (e.key === 'd' && e.ctrlKey) {
                                e.preventDefault();
                                add_collect();
                            }
                        });
                    }
                    node.onerror = (e) => {
                        fail("Failed to load Aes-js. You won't be able to use \"custom_collection\" feature.", "依赖库加载失败,您将无法使用自定义收藏功能!⚠️");
                    }
                    document.head.appendChild(node);
                }
                const observer = new MutationObserver(callback);
                observer.observe(document.body, options);
            }
            break;
        }
        case 'icourse.club': {
            const config_desc = config_descs.icourse;
            const config = GM_config(config_desc);
            if (!config["icourse/enabled"]) {
                console.info("[USTC Helper] 'icourse' feature disabled.");
                break;
            }
            function generateList(name, sel) {
                const sideBar = $("div.col-md-4.rl-pd-lg");
                const items = $$(sel);
                if (!sideBar || items.length == 0) return;
                const list = sideBar.appendChild(document.createElement("div"));
                list.classList.add("ud-pd-md", "dashed");
                const title = list.appendChild(document.createElement("h4"));
                title.classList.add("blue");
                title.textContent = name;
                function addItem(ele) {
                    const [name, link] = [ele.textContent, ele.href];
                    const div = list.appendChild(document.createElement("div"));
                    div.classList.add("ud-pd-sm");
                    const a = div.appendChild(document.createElement("a"));
                    a.textContent = name;
                    a.href = link;
                    const ext = link.split('.').pop();
                    if (name.endsWith(ext)) {
                        a.download = name;
                        ele.download = name;
                    }
                    const span = div.appendChild(document.createElement("span"));
                    span.classList.add("grey", "float-right");
                    span.textContent = "定位";
                    span.style.cursor = "pointer";
                    span.addEventListener("click", (e) => {
                        e.preventDefault();
                        ele.focus();
                    });
                    span.insertAdjacentHTML('afterbegin', '<span class="glyphicon glyphicon-share-alt grey"></span>')
                }
                items.forEach(addItem);
            }
            if (config["icourse/filelist"]) {
                generateList("文件列表", "div.review-content a[href^='/uploads/files/']");
            }
            if (config["icourse/linklist"]) {
                generateList("链接列表", "div.review-content a:not([href^='/uploads/files/'])");
            }
            if (config["icourse/native_top"]) {
                const goTop = $("#gotop");
                goTop?.addEventListener("click", (e) => {
                    window.scrollTo({ top: 0, behavior: 'smooth' });
                    e.stopPropagation();
                }, { capture: true });
            }
            const css = "html { scroll-behavior: smooth; } img { max-width: 100%; }";
            const style = document.head.appendChild(document.createElement("style"));
            style.textContent = css;
            style.disabled = !config["icourse/css"];
            window.top.addEventListener(GM_config_event, e => {
                if (e.detail.type == "set" && e.detail.prop == "icourse/css") {
                    style.disabled = !e.detail.after;
                }
            });
            break;
        }
        default:
            console.error("[USTC Helper] Unexpected host: " + window.location.host);
            break;
    }
})();