强力 OI 跳题器 Super Problem Jumper

支持在所有网页跳转到题目，支持洛谷、CodeForces、AtCoder、LOJ、UOJ、UVA 等多种题库的题目
目前为 2023-02-06 提交的版本。查看最新版本。
换行
// ==UserScript==
// @name         强力 OI 跳题器 Super Problem Jumper
// @namespace    http://tampermonkey.net/
// @version      0.2
// @description  支持在所有网页跳转到题目，支持洛谷、CodeForces、AtCoder、LOJ、UOJ、UVA 等多种题库的题目
// @author       0
// @match        *://*/*
// ==/UserScript==
const luogu="https://www.luogu.com.cn/problem/",
      cf="https://codeforces.com/problemset/problem/",
      at="https://atcoder.jp/contests/",
      poj="http://poj.org/problem?id=",
      loj="https://https://loj.ac/p/",
      uoj="https://https://uoj.ac/problem/",
      spoj="https://www.spoj.com/problems/",
      uva="https://onlinejudge.org/",
      spojl="https://www.luogu.com.cn/remoteJudgeRedirect/spoj/",
      uval="https://www.luogu.com.cn/remoteJudgeRedirect/uva/",
      hydro="https://hydro.ac/p/",
      vijos="https://vijos.org/p/",
      dbzoj="https://darkbzoj.cc/problem/",
      ybt="http://ybt.ssoier.cn:8088/problem_show.php?pid=",
      hdu="https://acm.hdu.edu.cn/showproblem.php?pid=",
      ural="https://acm.timus.ru/problem.aspx?space=1&num=",
      sdx="https://sdxoj.tk/p/";
var prefixPattern=[
    ['P',luogu+'P',4],
    ['B',luogu+'B',4],
    ['U',luogu+'U',4],
    ['T',luogu+'T',4],
    ['LGP',luogu+'P',4],
    ['LGB',luogu+'B',4],
    ['LGU',luogu+'U',4],
    ['LGT',luogu+'T',4],
    ['LUOGU',luogu+'P',4],
    ['LUOGUP',luogu+'P',4],
    ['LUOGUB',luogu+'B',4],
    ['LUOGUU',luogu+'U',4],
    ['LUPGUT',luogu+'T',4],
    ['AT',luogu+'AT',3],
    ['LOJ',loj,1],
    ['LIBRE',loj,1],
    ['LIBREOJ',loj,1],
    ['UOJ',uoj,1],
    ['UNIVERSAL',uoj,1],
    ['UNIVERSALOJ',uoj,1],
    ['SP',spojl,1],
    //['UVA',uval,3],
    ['UVA',luogu+'UVA',3], //由于 UVA 比较卡，UVA 题号会跳转到洛谷爬取的 UVA 题目，如果需要跳到 UVA 原站只需要取消上一行的注释
    ['POJ',poj,4],
    ['BZ',dbzoj,4],
    ['BZOJ',dbzoj,4],
    ['LYDSY',dbzoj,4],
    ['LYSBZ',dbzoj,4],
    ['DBZOJ',dbzoj,4],
    ['DARKBZOJ',dbzoj,4],
    ['HYDRO',hydro+'H',4],
    ['HYDROOJ',hydro+'H',4],
    ['VIJOS',vijos,4],
    ['YBT',ybt,4],
    ['一本通',ybt,4],
    ['HDU',hdu,4],
    ['URAL',ural,4],
    ['URALOJ',ural,4],
    ['TIMUS',ural,4],
    ['TIMUSOJ',ural,4],
    ['SDX',sdx+'P',1],
    ['SDXOJ',sdx+'P',1]
];
function isNumber(str){
    for (var i in str){
        var ascii=str.codePointAt(i);
        if(ascii<48||ascii>57) return false;
    }
    return true;
}
function JumpById(id){
    var found=false;
    var probId,contestId,contestNum;
    console.log(id);
    prefixPattern.forEach(
        function(info){
            if(id.length>=info[0].length+info[2]&&id.substr(0,info[0].length)==info[0]){
                var problemUrl=id.substr(info[0].length);
                if(isNumber(problemUrl)){
                    found=true;
                    window.open(info[1]+problemUrl);
                    return;
                }
            }
        }
    );
    if(found) return;
    if(id.match(/CF[0-9]{1,}[A-Z][0-9]?/)==id){
        probId=id[id.length-1];
        contestId='';
        if(isNumber(probId)) probId=id.substr(id.length-2);
        contestId=id.substr(2,id.length-2-probId.length);
        if(isNumber(contestId)){
            return window.open(cf+contestId+'/'+probId+'/');
        }
    }
    console.log(id.match(/AT.*[A-Z1-9]/));
    if(id.match(/AT.*[A-Z1-9]/)==id){
        probId=id[id.length-1].toLowerCase();
        contestId=id.substr(2,id.length-3).toLowerCase();
        contestNum=contestId.substr(3,3);
        if(contestId.substr(0,3)=='arc'&&parseInt(contestNum)<=34&&probId.match(/[a-z]/)==probId) probId=String(probId.codePointAt(0)-96);
        return window.open(at+contestId+'/tasks/'+contestId+'_'+probId+'/');
    }
    if(id.match(/A[BRG]C[0-9]{3,}[A-Z1-9]/)==id){
        probId=id[id.length-1].toLowerCase();
        contestId=id.substr(0,id.length-1).toLowerCase();
        contestNum=contestId.substr(3,3);
        if(contestId.substr(0,3)=='arc'&&parseInt(contestNum)<=34&&probId.match(/[a-z]/)==probId) probId=String(probId.codePointAt(0)-96);
        return window.open(at+contestId+'/tasks/'+contestId+'_'+probId+'/');
    }
    if(id.match(/HYDROOJ.*/)==id) return window.open(hydro+id.substr(7));
    if(id.match(/HYDRO.*/)==id) return window.open(hydro+id.substr(5));
    if(id.match(/SDXOJ.*/)==id) return window.open(sdx+id.substr(5));
    if(id.match(/SDX.*/)==id) return window.open(sdx+id.substr(3));
    return false;
}
(function(){
    console.log(1);
    'use strict';
    document.ondblclick=function(){
        //alert('dblckicl');
        var selText=window.getSelection().toString().toUpperCase();
        while(1){
            var prevText=selText;
            selText=selText.replace(/[ _\-\t]/,'');
            if(prevText==selText) break;
        }

        JumpById(selText);
    };
   // $('body').bind('keypress',getKeyCode);
    function getKeyCode(e) {
        var evt = e || window.event;
        var keyCode = evt.keyCode || evt.which || evt.charCode;
        alert(keyCode);
    }

})();
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