Send to VJudge

Get code submitted to other task sites and send it to VJudge
ئاپتورنىڭ تەۋسىيەلىگەن قوليازمىسى
سىز بەلكىم MENDO.MK Enhancement نى ياقتۇرۇشىڭىز مۇمكىن.
سوئال سوراش، ئوبزور يېزىش ياكى قوليازمىنى پاش قىلىش.
Wrap lines
// ==UserScript==
// @name         Send to VJudge
// @namespace    -
// @version      5
// @description  Get code submitted to other task sites and send it to VJudge
// @author       Plantt
// @match        https://open.kattis.com/problems/*
// @match        https://open.kattis.com/contests/*/problems/*
// @match        https://cses.fi/problemset/*/*
// @match        https://oj.uz/problem/*
// @match        https://www.eolymp.com/*/problems/*
// @match        https://codeforces.com/*/problem/*
// @match        https://onlinejudge.org/external/*/*.pdf
// @icon         https://www.google.com/s2/favicons?sz=64&domain=vjudge.net
// @grant        none
// @license      Unlicense
// ==/UserScript==

window.addEventListener("load", function() {
	var btn;
    if (document.URL.includes("https://open.kattis.com")) {
        btn = document.createElement("a");
        btn.innerText = "Send to VJudge";
        btn.className = "tab-nav-item tab-nav-js";
        btn.onclick = () => {
            window.open("https://vjudge.net/problem/kattis-" + document.URL.substr(document.URL.lastIndexOf("/") + 1), "_blank");
        };
        document.querySelector("#edit-and-submit-tab > div > div.strip-item-plain > nav").appendChild(btn);
    }
    else if (document.URL.includes("https://cses.fi")) {
        btn = document.createElement("li");
        btn.innerHTML = `<a href="//vjudge.net/problem/cses-${document.URL.substr(document.URL.lastIndexOf("/") + 1)}" target="_blank">Send to VJudge</a>`;
        document.querySelector("body > div.skeleton > div.navigation > div.title-block > ul").appendChild(btn);
    }
	else if (document.URL.includes("https://oj.uz")) {
		btn = document.createElement("li");
		btn.innerHTML = `<a href="https://vjudge.net/problem/OJUZ-${document.URL.substr(document.URL.lastIndexOf("/") + 1)}" target="_blank">Send to VJudge</a>`;
		document.querySelector("#content > div > div > div.col-lg-9 > ul").appendChild(btn);
	}
	else if (document.URL.includes("https://www.eolymp.com")) {
		btn = document.createElement("a");
		btn.href = `//vjudge.net/problem/EOlymp-${document.URL.substr(document.URL.lastIndexOf("/") + 1)}`;
		btn.className = "eo-tabs __tab";
		btn.target = "_blank";
		btn.innerText = "Send to VJudge";
		document.querySelector("body > main > div.eo-container > div.eo-toolbar.eo-toolbar_white > nav").appendChild(btn);
	}
	else if (document.URL.includes("https://codeforces.com")) {
		btn = document.createElement("li");
		let match = document.URL.match(/https:\/\/codeforces\.com\/.+?\/problem\/(\d+?)\/(\w+?)/);
		btn.innerHTML = `<a href="//vjudge.net/problem/CodeForces-${match[1]}${match[2]}" target="_blank">Send to VJudge</a>`;
		document.querySelector("#pageContent > div.second-level-menu > ul.second-level-menu-list").appendChild(btn);
	}
	else if (document.URL.includes("https://onlinejudge.org")) {
		btn = document.createElement("a");
		btn.href = `//vjudge.net/problem/UVA-${document.URL.substr(document.URL.lastIndexOf("/") + 1)}`;
		btn.href = btn.href.substr(0, btn.href.length - 4);
		btn.innerHTML = "<button>Send to VJudge</button>";
		btn.style.position = "fixed";
		btn.style.top = btn.style.left = 0;
		document.body.appendChild(btn);
	}
	console.log("Send to VJudge button:", btn);
});