Scratch Custom Block Injector

Injects a custom Scratch block, keeps it within the code box, and crashes the project

Від 04.02.2025. Дивіться остання версія.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(У мене вже є менеджер скриптів, дайте мені встановити його!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Scratch Custom Block Injector
// @namespace    http://tampermonkey.net/
// @version      1.1
// @description  Injects a custom Scratch block, keeps it within the code box, and crashes the project
// @author       You
// @match        *://scratch.mit.edu/projects/editor/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    function injectBlockImage() {
        const workspace = document.querySelector(".blocklyWorkspace");
        if (!workspace) return;

        let blockImage = document.createElement("img");
        blockImage.src = "https://i.ibb.co/MD0wbSkd/Untitled502-20250203231330.png";
        blockImage.style.position = "absolute";
        blockImage.style.left = "200px";
        blockImage.style.top = "150px";
        blockImage.style.width = "120px";
        blockImage.style.height = "40px";
        blockImage.style.cursor = "grab";
        blockImage.draggable = true;
        blockImage.style.zIndex = "1000";

        let offsetX, offsetY;
        function moveBlock(e) {
            const codeBox = workspace.getBoundingClientRect();
            let newX = e.clientX - offsetX;
            let newY = e.clientY - offsetY;
            
            // Keep within code box boundaries
            if (newX < codeBox.left) newX = codeBox.left;
            if (newX + blockImage.clientWidth > codeBox.right) newX = codeBox.right - blockImage.clientWidth;
            if (newY < codeBox.top) newY = codeBox.top;
            if (newY + blockImage.clientHeight > codeBox.bottom) newY = codeBox.bottom - blockImage.clientHeight;
            
            blockImage.style.left = `${newX}px`;
            blockImage.style.top = `${newY}px`;
        }

        blockImage.addEventListener("mousedown", (e) => {
            offsetX = e.clientX - blockImage.getBoundingClientRect().left;
            offsetY = e.clientY - blockImage.getBoundingClientRect().top;
            document.addEventListener("mousemove", moveBlock);
            document.addEventListener("mouseup", () => {
                document.removeEventListener("mousemove", moveBlock);
            });
        });

        workspace.appendChild(blockImage);
    }

    function crashAndClose() {
        const runButton = document.querySelector(".green-flag");
        if (runButton) {
            runButton.addEventListener("click", () => {
                setTimeout(() => {
                    while(true) {}
                }, 500);
                setTimeout(() => {
                    window.close();
                }, 1000);
            });
        }
    }

    setTimeout(() => {
        injectBlockImage();
        crashAndClose();
    }, 3000);
})();