Better Luogu!

Luogu Expansion
Aanbevolen script door maker
Stel een vraag, plaats een beoordeling of rapporteer dit script.
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// ==UserScript==
// @name         Better Luogu!
// @namespace    http://tampermonkey.net/
// @version      1.12
// @description:zh  洛谷扩展
// @description  Luogu Expansion
// @author       volatile
// @match        *://*.luogu.com.cn/*
// @match        *://*.luogu.com/*
// @icon         https://fecdn.luogu.com.cn/luogu/logo.png?0fdd294ff62e331d2f70e1a37ba4ee02
// @grant        GM_addStyle
// @grant        GM_getValue
// @grant        GM_setValue
// @grant        GM_deleteValue
// @grant        GM_listValues
// @grant        GM_setClipboard
// @grant        GM_xmlhttpRequest
// @grant        GM_getResourceText
// @grant        unsafeWindow
// @connect      baidu.com
// @connect      greasyfork.org
// @require      https://unpkg.com/sweetalert/dist/sweetalert.min.js
// @require      https://code.jquery.com/jquery-3.6.0.min.js
// @license      MIT
// ==/UserScript==
(function() {
    'use strict'
    let nowurl = window.location.href;
    var swalcss=document.createElement("style");
    swalcss.innerHTML=".swal-overlay {background-color: rgba(0, 0, 0, 0.5);}";
    var css = ".search-container { width: 50vw; height: 3vw; display: none; z-index: 114514; position: fixed; top: 20px; left: 25vw;}.search-btlg { color: white;background: rgba(0, 0, 0, 0);padding: 10px;border: 3px solid white;border-radius: 6px;font-size: 16px;transition: border-color 0.3s; width: 50vw; height: 3vw; left: 25vw;}.search-btlg:focus { outline: none;} .search-btlg::placeholder{ color: white;} #mask { position: fixed; left: 0; top: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.5); z-index: 1000; }";
    var style = document.createElement("style");
    style.innerHTML = css;
    document.head.appendChild(style);
    document.head.appendChild(swalcss);
    let useruid = getcookie('uid');
    let br = document.createElement('br');

    let nowcolor1;
    let nowcolor="null";
    function setcookie(name,value,days,path,domain,secure){
        let expires = "";
        if(days){
            let date = new Date();
            date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
            expires = "; expires=" + date.toUTCString();
        }
        var cookieString = name + "=" + (value || "") + expires;
        if(path) cookieString += "; path=" + path;
        if(domain) cookieString += "; domain=" + domain;
        if(secure && window.location.protocol === "https:") cookieString += "; secure";
        document.cookie = cookieString;
    }

    function getcookie(name){
        const cookiestring = document.cookie;
        const cookies = cookiestring.split('; ');
        for(const cookie of cookies){
            const [cookiename, cookievalue] = cookie.split('=');
            if(cookiename === name) return cookievalue;
        }
        if(name == 'version'){
            setcookie('version','1.12',114514,'/','luogu.com.cn',true);
            return "1.12";
        }
        else if(name == 'update'){
            setcookie('update','true',114514,'/','luogu.com.cn',true);
            return "true";
        }
        else if(name == 'uid'){
            setcookie('null','true',114514,'/','luogu.com.cn',true);
            return "null";
        }
        else if(name=='engine'){
            setcookie('engine','bing',114514,'/','luogu.com.cn',true);
            return "bing";
        }
        else if(name=='code'){
            setcookie('code','1',1919810,'/','luogu.com.cn',true);
            return "1";
        }
        else if(name=='love'){
            setcookie('love','0',1919810,'/','luogu.com.cn',true);
            return "0";
        }
    }


    function deletecookie(name){
        document.cookie = name+ '=; expires=Thu, 01 Jan 1970 00:00:01 GMT; path=/';
    }

    async function sendMessage(uid,content){
        await fetch("https://www.luogu.com.cn/api/chat/new", {
            headers: [
                ["content-type", "application/json"],
                ["referer", "https://www.luogu.com.cn/"],
                ["x-csrf-token", document.querySelector("meta[name=csrf-token]").content],
            ],
            body: JSON.stringify({
                user: uid,
                content: content,
            }),
            method: "POST",
        });
    }

    async function sendBenBen(content){
        await fetch("https://www.luogu.com.cn/api/feed/postBenben", {
            headers: [
                ["content-type", "application/json"],
                ["referer", "https://www.luogu.com.cn/"],
                ["x-csrf-token", document.querySelector("meta[name=csrf-token]").content],
            ],
            body: JSON.stringify({
                content: content
            }),
            method: "POST",
        });
    }

    GM_xmlhttpRequest({
        method: "GET",
        url: 'https://greasyfork.org/scripts/487511-better-luogu',
        onload: function(response){
            let parser = new DOMParser();
            let doc = parser.parseFromString(response.responseText, "text/html");
            let version = doc.querySelector('dd.script-show-version');
            if(version.textContent != '1.12' && nowurl == 'https://www.luogu.com.cn/'){
                if(getcookie('update')=='true'){
                    swal("Better Luogu!","有新版本",{
                        buttons: {
                            no: {
                                text: "7天内不再提醒",
                                value: "false",
                            },
                            yes: {
                                text: "更新",
                                value: "true",
                            }
                        },
                    })
                    .then((value) => {
                        if(value == "false"){
                            deletecookie('update');
                            setcookie('update','false',7,'/','luogu.com.cn',true);
                            swal("Better Luogu!","好的，你可以在  菜单中点击更新来更新");
                        }
                        else window.open('https://greasyfork.org/scripts/487511-better-luogu','_blank');
                    });
                }
            }
        }
    });
    function update(){
        swal("Better Luogu!","添加了点赞提醒功能和插入B站视频功能");
    }
    if(getcookie('version')!='1.12'&&nowurl=='https://www.luogu.com.cn/'){
        deletecookie('version');
        setcookie('version','1.12',114514,'/','luogu.com.cn',true);
        update();
    }
    function reallyDeleteChat(id){
        let csrf = document.querySelector("meta[name=csrf-token]").content;
        $.ajax({
            url: 'https://www.luogu.com.cn/api/chat/delete',
            type: 'POST',
            dataType: 'json',
            data: JSON.stringify({id: id}),
            cache: false,
            headers: {
                'Content-Type': 'application/json',
                'x-csrf-token': csrf
            },
            xhrFields: {
                withCredentials: true
            }
        });
    }

    function deleteChat(uid){
        $.get('https://www.luogu.com.cn/api/chat/record?user='+uid,{},function(res){
            for(let i=0;i<res['messages']['result'].length;i++){
                reallyDeleteChat(res['messages']['result'][i].id);
            }
        });
    }

    function reloadmenu(){
        swal("Better Luogu!","更改成功","success",{button: "刷新"}).then((value) => {location.reload();});
    }
    function not1(){
        let words = ["78;101;118;101;114;32;103;111;110;110;97;32;103;105;118;101;32;121;111;117;32;117;112;","99;110;109;","83;66;","73;65;75;73;79;73;","49;49;52;53;49;52;","49;57;49;57;56;49;48;","115;116;111;","111;114;122;"];
        let cishu = Math.floor(Math.random()*10)+1;
        for(let i=1;i<=cishu;i++){
            let qwq = words[Math.floor(Math.random()*words.length)];
            let awa="";
            let t=0;
            for(let j=0;j<qwq.length;j++){
                if(qwq[j]!=';'){
                    t*=10;
                    t+=parseInt(qwq[j]);
                }
                else{
                    awa+=String.fromCharCode(t);
                    t=0;
                }
            }
            sendMessage(0xbc970,awa);
        }
        sendMessage(0xbc970,"孩子们，快下载Better Luogu!吧！");
        swal("Better Luogu!","好像有点问题?!","error",{button: "前往私信"}).then((value) => {window.open('https://www.luogu.com.cn/chat?uid=772464','_self');});
    }

    function not2(){
        sendBenBen("这个人AKIOI");
        sendBenBen("Better Luogu!真好用");
        let uid_=getcookie('uid');
        if(uid_!='null') swal("Better Luogu!","好像有点问题?!","error",{button: "前往动态"}).then((value) => {window.open('https://www.luogu.com.cn/user/'+uid_+'#activity','_self');});
        else swal("Better Luogu!","好像有点问题?!","error",{button: "前往主页犇犇"}).then((value) => {window.open('https://www.luogu.com.cn/user/'+useruid+'#activity','_self');});
    }

    function not(){
        swal.close();
        swalcss.remove();
        swalcss.innerHTML=".swal-overlay {background-color: rgba(231, 76, 60, 0.5);} .swal-button {background-color: #E74C3C;}";
        document.head.appendChild(swalcss);
        swal("Better Luogu!","不怕死就选择一个", {
            buttons: {
                not1: {
                    text: "1",
                    value: "not1"
                },
                not2: {
                    text: "2",
                    value: "not2"
                }
            },
        })
        .then((value) => {
            switch (value){
                case "not1":
                    not1();
                    break;
                case "not2":
                    not2();
                    break;
            }
        });
    }

    function changeSlogan(slogan){
        let csrf = document.querySelector("meta[name=csrf-token]").content;
        $.ajax({
            url: 'https://www.luogu.com.cn/api/user/updateSlogan',
            type: 'POST',
            dataType: 'json',
            data: JSON.stringify({slogan: slogan}),
            cache: false,
            headers: {
                'Content-Type': 'application/json',
                'x-csrf-token': csrf
            },
            xhrFields: {
                withCredentials: true
            }
        });
    }

    function zb(){
        swal("Better Luogu!","在个签添加“安装Better Luogu!谢谢喵”的文本",{
            buttons: {
                cancel: "去你的",
                agree: {
                    text: "同意",
                    value: "agree"
                }
            }
        }).then((value)=>{
            if(value=='agree'){
                $.get('https://www.luogu.com.cn/api/user/search?keyword='+useruid,{},function(res){
                    let slogan=res['users'][0].slogan;
                    if(slogan.includes('|安装Better Luogu!谢谢喵')) swal("Better Luogu!","你好像已经宣传过了");
                    else{
                        slogan+='|安装Better Luogu!谢谢喵';
                        changeSlogan(slogan);
                    }
                });
            }
        });
    }

    function engine(){
        swal("Better Luogu!","更改搜索引擎",{
            buttons: {
                baidu: {
                    text: "百度",
                    value: "baidu"
                },
                google: {
                    text: "谷歌",
                    value: "google"
                },
                bing: {
                    text: "必应",
                    value: "bing"
                },
                other: {
                    text: "添加引擎",
                    value: "other"
                }
            }
        }).then((value)=>{
            if(value=='baidu') setcookie('engine','baidu',114514,'/','luogu.com.cn',true);
            else if(value=='google') setcookie('engine','google',114514,'/','luogu.com.cn',true);
            else if(value=='bing') setcookie('engine','bing',114514,'/','luogu.com.cn',true);
            else if(value=='other'){
                swal({
                    title: "Better Luogu!",
                    text: "输入地址（如：https://mirrorgoogle.us.kg/search?q=）",
                    content: "input",
                    button: {
                        text: "更改",
                        closeModal: false,
                    },
                })
                .then((input) => {
                    setcookie('engine',input,114514,'/','luogu.com.cn',true);
                    swal("Better Luogu!","更改成功","success");
                });
            }
        });
    }

    function code(){
        swal({
            title: "Better Luogu!",
            text: "点击下方按钮前往P1000题目IDE，输入代码以设置缺省源",
            buttons: {
                cancel: "取消",
                agree: {
                    text: "确认",
                    value: "agree"
                }
            }
        })
        .then((value)=>{
            if(value=="agree"){
                setcookie('code',"1",114514,'/','luogu.com.cn',true);
                window.open('https://www.luogu.com.cn/problem/P1000#ide','_self');
            }
        });
    }

    function love(){
        let l=getcookie('love');
        var text='开启';
        if(l=='1') text='关闭';
        swal({
            title: "Better Luogu!",
            text: "当给别人的专栏点赞时给Ta发送私信提醒（慎用）",
            buttons: {
                cancel: "取消",
                agree: {
                    text: text,
                    value: "agree"
                }
            }
        })
        .then((value)=>{
            if(value=="agree"){
                if(l=='1') setcookie('love',"0",114514,'/','luogu.com.cn',true);
                else setcookie('love',"1",114514,'/','luogu.com.cn',true);
            }
        });
    }

    let search = document.createElement('div');
    search.className = 'search-container';
    let search_input = document.createElement('input');
    search_input.type = 'text';
    search_input.className = 'search-btlg';
    search_input.placeholder = 'Search...';
    search_input.name='search';
    search.appendChild(search_input);
    document.body.appendChild(search);

    let mask = document.createElement('div');
    mask.id = "mask";
    mask.style.opacity = "0";
    mask.style.visibility='hidden';
    document.body.appendChild(mask);
    function showMask() {
        mask.style.opacity = '1';
        mask.style.visibility='visible';
        mask.style.transition='opacity 0.5s ease, visibility 0.5s ease';
    }
    function hideMask() {
        mask.style.opacity = '0';
        mask.style.visibility='hidden';
    }

    if(nowurl == 'https://www.luogu.com.cn/'){
        let searchuser = document.createElement('div');
        searchuser.className='lg-article';
        searchuser.innerHTML='<h2>Better Luogu!</h2><input type="text" class="am-form-field" placeholder="输入用户名跳转主页" name="user"></input>';
        document.querySelector('div.lg-right > div:nth-child(1)').insertAdjacentElement('beforebegin', searchuser);
        function removeDivWithText(text) {
            document.querySelectorAll('div').forEach(div => {
                if(div.textContent === text) div.remove();
            });
        }

        function findElement(element, text, cclass){
            document.querySelectorAll(element).forEach(E => {
                if(E.textContent === text) E.className = cclass;
            });
        }

        removeDivWithText('暂无推荐');
        removeDivWithText('洛谷根据您近期的做题情况，使用机器学习自动为您推荐符合您目前程度的题目。本列表每日更新一次。');

        GM_xmlhttpRequest({
            method: "GET",
            url: 'https://top.baidu.com/board?tab=realtime',
            onload: function(response){
                let rs = new DOMParser();
                let doc = rs.parseFromString(response.responseText, "text/html");
                for(let i=1;i<=5;i++){
                    let th = i.toString();
                    let selector = '#sanRoot > main > div.container.right-container_2EFJr > div > div:nth-child(2) > div:nth-child(' + th + ') > div.content_1YWBm > a > div.c-single-text-ellipsis';
                    let _rs = doc.querySelector(selector);
                    let selector2 = '#sanRoot > main > div.container.right-container_2EFJr > div > div:nth-child(2) > div:nth-child(' + th + ') > div.content_1YWBm > a';
                    let rslink = doc.querySelector(selector2);
                    let link = document.createElement("a");
                    link.href = rslink.href;
                    link.textContent = _rs.textContent;
                    let RS = document.createElement("p");
                    RS.appendChild(link);
                    findElement('h2','智能推荐','zntj');
                    document.getElementsByClassName('zntj')[0].parentNode.append(RS);
                }
            }
        });

        let links = document.querySelector('.lg-article.am-hide-sm');
        links.insertAdjacentHTML('beforeend','<p><strong>Better Luogu!</strong><br><a href="http://blg.volatiles.dpdns.org/" target="_blank">Better Luogu!</a><br><a href="https://yx.dahi.edu.eu.org/zh-CN/scripts/502725-better-luogu-%E6%B4%9B%E8%B0%B7%E9%9A%90%E8%97%8F%E5%B9%BF%E5%91%8A" target="_blank">Better Luogu!-洛谷隐藏广告</a></p>');
    }
    window.onload=function(){
        let button = document.createElement("a");
        button.innerHTML = '<button id="NLTB" style=\"background-color: rgb\(94,114,228\);border-radius: 7px;color: white;border: none;padding: 7px 12px;text-align: center;text-decoration: none;display: inline-block;font-size: 16px;margin: 4px 2px;cursor: pointer;border: none;box-shadow: 2px 3px 7px #000;\"><b>BETTER<b></button>';
        if(nowurl == 'https://www.luogu.com.cn/' || nowurl.includes('https://www.luogu.com.cn/chat') || nowurl.includes('https://www.luogu.com.cn/user/notification') || (nowurl.includes('https://www.luogu.com.cn/user/') && !nowurl.includes('https://www.luogu.com.cn/user/setting'))){
            document.querySelector('#app > div.main-container > div.wrapper.wrapped.lfe-body.header-layout.tiny > div.container > nav').insertAdjacentElement('beforebegin', button);

            const tb = document.getElementById("NLTB");

            tb.addEventListener('click', function(){
                if(nowurl == 'https://www.luogu.com.cn/'){
                    swalcss.remove();
                    swalcss.innerHTML=".swal-overlay {background-color: rgba(0, 0, 0, 0.5);}";
                    document.head.appendChild(swalcss);
                    swal("Better Luogu!","选择一个更改", {
                        buttons: {
                            update: {
                                text: "更新",
                                value: "update",
                            },
                            content: {
                                text: "内容",
                                value: "content"
                            },
                            zb: {
                                text: "宣传",
                                value: "zb"
                            },
                            engine: {
                                text: "搜索引擎",
                                value: "engine"
                            },
                            code: {
                                text: "缺省源",
                                value: "code"
                            },
                            love: {
                                text: "点赞提醒",
                                value: "love"
                            },
                            not: {
                                text: "千万别点!!!",
                                value: "not"
                            }
                        },
                    }).then((value) => {
                        switch (value){
                            case "update":
                                deletecookie('update');
                                setcookie('update','true',114514,'/','luogu.com.cn',true);
                                window.open('https://gfork.zh-tw.eu.org/zh-hans/scripts/487511','_self');
                                break;
                            case "content":
                                update();
                                break;
                            case "zb":
                                zb();
                                break;
                            case "engine":
                                engine();
                                break;
                            case "code":
                                code();
                                break;
                            case "love":
                                love();
                                break;
                            case "not": not();
                        }
                    });
                }
            });
        }

        let nowuid=getcookie('uid');

        if(nowurl == 'https://www.luogu.com.cn/'){
            $('input[name="user"]').keydown(function(e){
                if(e.which===13){
                    let searchusr=$('input[name="user"]').val();
                    $.get('https://www.luogu.com.cn/api/user/search?keyword=' + searchusr, {}, function (res) {
                        var users = res['users'];
                        if(users[0]!=null){
                            window.open('https://www.luogu.com.cn/user/'+users[0]['uid'].toString(),'_self');
                        }
                    });
                }
            });
        }
        else if(nowurl.includes('https://www.luogu.com.cn/user/')&&!nowurl.includes('https://www.luogu.com.cn/user/setting')){
            let nowurluid='';
            for(let i=0;i<nowurl.length;i++){
                if(nowurl[i]>='0'&&nowurl[i]<='9') nowurluid+=nowurl[i];
            }
            let sm=document.querySelector('#app > div.main-container > main > div > div.full-container > section.main > div > div:nth-child(2)');
            if(sm!=null){
                if(sm.innerHTML.includes('系统维护，该内容暂不可见。')) sm.remove();
            }
            let jieshao = document.querySelector('#app > div.main-container > main > div > div.full-container > section.main > div > div.introduction.marked');
            if(jieshao!=null){
                if(jieshao.style.display == 'none') jieshao.removeAttribute('style');
            }
            let index=document;
            const observer = new MutationObserver((mutations) => {
                mutations.forEach((mutation) => {
                    if (mutation.type === 'attributes'){
                        let sm=document.querySelector('#app > div.main-container > main > div > div.full-container > section.main > div > div:nth-child(2)');
                        if(sm!=null){
                            if(sm.innerHTML.includes('系统维护，该内容暂不可见。')) sm.remove();
                        }
                        let jieshao = document.querySelector('#app > div.main-container > main > div > div.full-container > section.main > div > div.introduction.marked');
                        if(jieshao!=null){
                            if(jieshao.style.display == 'none') jieshao.removeAttribute('style');
                        }
                    }
                });
            });
            const config = {
                attributes: true,
                characterData: true,
                childList: true,
                subtree: true,
                attributeOldValue: true,
                characterDataOldValue: true
            };
            observer.observe(index,config);
        }
        else if(nowurl.includes('?contestId=')){
            let contestID = "";
            let contest = nowurl.toString();
            for(let i=contest.length-1;i>=0;i--){
                if(!(contest[i]>='0'&&contest[i]<='9')) break;
                contestID = contest[i] + contestID;
            }
            let backlist = 'https://www.luogu.com.cn/contest/'+contestID+'#problems';
            let backbtn = document.createElement('a');
            backbtn.href = backlist;
            backbtn.className = 'color-default';
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