Join Anyone

Allows you to join to any player in a Roblox game.
Wrap lines
// ==UserScript==
// @name         Join Anyone
// @namespace    http://tampermonkey.net/
// @version      1.1.2
// @description  Allows you to join to any player in a Roblox game.
// @author       Flamex116
// @match        https://www.roblox.com/*
// @grant        none
// ==/UserScript==

/*
This version of this script was made by me, Flamex116.
Text me or friend request me on Roblox I might give you free hacks! So you can find me on Roblox, my username is "Flamex116", or on discord. My username is "dapickle9_47901".
*/

"use strict";

let isRunning = false;

const delay = ms => new Promise(res => setTimeout(res, ms));

const getJson = (url, args = {}) => {
    if (!args.headers)
        args.headers = {};
    return fetch(url, args)
        .then((r) => r.json())
        .catch((e) => console.log("error:", e));
};

const inst = document.getElementById("running-game-instances-container");
if (inst) {
    const div = document.createElement("div");
    div.classList = "section";

    const header = document.createElement("h2");
    header.innerText = "Join Anyone Hacks 1.1";
    div.appendChild(header);

    const img = document.createElement("img");
    img.height = "40";
    img.style = "margin-top: -6px; margin-bottom: 4px;";
    img.style.display = "none";
    div.appendChild(img);

    const form = document.createElement("form");
    div.appendChild(form);

    const input = document.createElement("input");
    input.classList = "input-field";
    input.placeholder = "Username";
    input.addEventListener("input", (e) => {
        search.disabled = e.target.value.length === 0;
    });
    form.appendChild(input);

    const search = document.createElement("button");
    search.classList = "btn-primary-md";
    search.style = "margin-left: 4px;";
    search.innerText = "Search";
    search.disabled = true;
    form.appendChild(search);


    const status = document.createElement("p");
    form.appendChild(status);

    const join = document.createElement("button");
    join.style.display = "none";
    join.innerText = "Join";
    join.classList = "btn-control-xs rbx-game-server-join game-server-join-btn btn-primary-md btn-min-width";
    div.appendChild(join);

    const copy = document.createElement("button");
    copy.style = "margin-left: 4px;";
    copy.style.display = "none";
    copy.innerText = "Copy Join Link";
    copy.classList = "btn-control-xs rg-btn btn-primary-md btn-min-width";
    div.appendChild(copy);

    inst.insertBefore(div, inst.firstChild);

    const placeID = location.href.match(/\d+/)[0];

    form.addEventListener("submit", async (event) => {
        event.preventDefault();

        if (isRunning)
            return;

        isRunning = true;
        try {
            join.style.display = "none";
            copy.style.display = "none";

            status.innerText = "Loading...";
            let userID;
            try {
                const profileData = await fetch(`https://www.roblox.com/users/profile?username=${input.value}`);
                if (!profileData.ok)
                    throw `User "${input.value}" not found`;
                userID = profileData.url.match(/\d+/)[0];
            }
            catch (e) {
                console.log("error:", e);
                status.innerText = `Error: ${e}`;
                img.style.display = "none";
                return;
            }
            const userThumb = (await getJson(`https://thumbnails.roblox.com/v1/users/avatar-headshot?userIds=${userID}&format=Png&size=150x150`)).data[0].imageUrl;
            img.src = userThumb.split("/").slice(0, -1).join("/") + "/isCircular";
            img.style.display = "";

            let cursor = null;
            let found = false;

            let serversSearched = 0;
            let serversStatus = "";

            while (true) {
                let url = `https://games.roblox.com/v1/games/${placeID}/servers/0?limit=100`;
                if (cursor)
                    url += "&cursor=" + cursor;
                const servers = await getJson(url, {
                    "credentials": "omit", // This may be slower, but will find the player if they're on a public server.
                }).catch(() => null);

                if (servers !== undefined && servers.data !== undefined) {
                    for (let i = 0; i < servers.data.length; i++) {
                        const place = servers.data[i];
                        if (!found) {
                            serversSearched++;
                            serversStatus = `Servers searched: ${serversSearched}`;
                            status.innerText = serversStatus;

                            if (place.playerTokens.length === 0)
                                return;

                            let data;
                            while (true) {
                                let body = [];

                                place.playerTokens.forEach((token) => {
                                    body.push({
                                        requestId: `0:${token}:AvatarHeadshot:150x150:png:regular`,
                                        type: "AvatarHeadShot",
                                        targetId: 0,
                                        token,
                                        format: "png",
                                        size: "150x150",
                                    });
                                });
                                try {
                                    data = await getJson("https://thumbnails.roblox.com/v1/batch", {
                                        method: "POST",
                                        headers: {
                                            "Content-Type": "application/json",
                                            Accept: "application/json",
                                        },
                                        body: JSON.stringify(body),
                                    });
                                    break;
                                } catch (e) {
                                    console.log("Error:", e);
                                    await delay(1000);
                                }
                            }
                            if (!data.data)
                                status.innerText = "Error: " + data;
                            else {
                                for (let k = 0; k < data.data.length; k++) {
                                    const thumb = data.data[k];
                                    if (thumb && thumb.imageUrl === userThumb) {
                                        found = true;

                                        status.innerText = `User found\n${serversStatus}\n${place.playing} of ${place.maxPlayers} people max`;
                                        join.style.display = "";
                                        join.onclick = () => {
                                            window.Roblox.GameLauncher.joinGameInstance(
                                                placeID,
                                                place.id,
                                            );
                                        };
                                        copy.style.display = "";
                                        copy.onclick = () => {
                                            copy.innerText = "Copied!";
                                            navigator.clipboard.writeText(`https://www.roblox.com/games/start?placeId=${placeID}&gameId=${place.id}`).finally(() => {
                                                delay(1000).then(() => {
                                                    copy.innerText = "Copy Join Link";
                                                });
                                            });
                                        };
                                        break;
                                    }
                                }
                            }
                        } else {
                            break;
                        }
                    }

                    cursor = servers.nextPageCursor;
                    if (!cursor || found)
                        break;
                    else {
                        let amount = 5;
                        while (amount > 0) {
                            let secDef = "seconds";
                            if (amount === 1)
                                secDef = "second";
                            status.innerText = `Waiting ${amount} ${secDef}...\n${serversStatus}`;
                            amount--;
                            await delay(1000);
                        }
                        status.innerText = `Continuing...\n${serversStatus}`;
                    }
                } else
                    await delay(1000); // Probably got rate limited...
            }

            if (!found)
                status.innerText = `User not found within the checked servers\n${serversStatus}`;
        } finally {
            isRunning = false;
        }
    });
}
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