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InjectJS

Inject javascript into almost every website you visit.

目前為 2022-12-01 提交的版本，檢視 最新版本。

  1. // ==UserScript==
  2. // @name         InjectJS
  3. // @namespace    http://tampermonkey.net/
  4. // @version      1.11
  5. // @description  Inject javascript into almost every website you visit.
  6. // @author       YTXaos
  7. // @match        *://*/*
  8. // @icon         https://raw.githubusercontent.com/YTXaos/InjectJS/main/assets/logo.png
  9. // @grant        none
  10. // @license      MIT
  11. // @require      https://code.jquery.com/jquery-3.6.0.min.js
  12. // ==/UserScript==
  13.  
  14. (function() {
  15.     "use strict";
  16.     const url = location.href, origin = location.origin;
  17.     function onURL(page) {
  18.         return url === `${origin}${page}`;
  19.     }
  20.     if(onURL("/inject-js/")) {
  21.         location = "https://github.com/YTXaos/InjectJS";
  22.     }
  23.     console.info("InjectJS Loaded. Press Ctrl + Q to topen");
  24.     const popup = document.createElement("div"), style = document.createElement("style");
  25.     fetch("https://raw.githubusercontent.com/YTXaos/InjectJS/main/assets/main.css").then(get => get.text()).then(set => style.innerHTML = set);
  26.     popup.setAttribute("class", "js-injector-popup");
  27.     popup.setAttribute("style", "display: none;");
  28.     popup.innerHTML = `
  29.     <label class="js-inject-header">
  30.     <div class="js-logo-needle">.....</div>
  31.     Inject<span class="js-logo">JS</span></label>
  32.     <textarea placeholder="Your code here" class="js-code-inject" spellcheck="off" data-gramm="false" data-gramm_editor="false" data-enable-grammarly="false"></textarea>
  33.     <button class="execute-code" disabled>Execute</button>`;
  34.     document.head.prepend(style);
  35.     document.body.prepend(popup);
  36.     function OptionsPage() {
  37.         $("link[rel=stylesheet], style").remove();
  38.         document.title = "InjectJS Options";
  39.         const script = document.createElement("script"), jquery = document.createElement("script");
  40.         fetch("https://raw.githubusercontent.com/YTXaos/InjectJS/main/pages/options.html").then(get => get.text()).then(set => document.body.innerHTML = set);
  41.         fetch("https://raw.githubusercontent.com/YTXaos/InjectJS/main/options.js").then(get => get.text()).then(set => script.innerHTML = set);
  42.         fetch("https://raw.githubusercontent.com/YTXaos/InjectJS/assets/jquery.js").then(get => get.text()).then(set => jquery.innerHTML = set);
  43.         document.head.append(script);
  44.         document.head.append(jquery);
  45.     }
  46.     const code = document.querySelector(".js-code-inject"), btn = document.querySelector(".execute-code");
  47.     code.addEventListener("input", CheckCode);
  48.     btn.addEventListener("click", InjectCode);
  49.     function CheckCode() {
  50.         const code = document.querySelector(".js-code-inject");
  51.         if(code.value.length < 5) {
  52.             btn.setAttribute("disabled", "disabled");
  53.         } else {
  54.             btn.removeAttribute("disabled");
  55.         }
  56.     }
  57.     function InjectCode() {
  58.         const code = document.querySelector(".js-code-inject").value;
  59.         const show_alerts = false;
  60.         try {
  61.             eval(code);
  62.         } catch(e) {
  63.             if(show_alerts) {
  64.                 alert(e.message);
  65.             } else {
  66.                 console.error(e.message);
  67.             }
  68.         }
  69.     }
  70.     function ShowInjector(event) {
  71.         dragElement(document.querySelector(".js-injector-popup"));
  72.         function dragElement(elmnt) {
  73.           var pos1 = 0, pos2 = 0, pos3 = 0, pos4 = 0;
  74.           if (document.querySelector(".js-inject-header")) {
  75.             document.querySelector(".js-inject-header").onmousedown = dragMouseDown;
  76.           } else {
  77.             elmnt.onmousedown = dragMouseDown;
  78.           }
  79.           function dragMouseDown(e) {
  80.             e = e || window.event;
  81.             e.preventDefault();
  82.             pos3 = e.clientX;
  83.             pos4 = e.clientY;
  84.             document.onmouseup = closeDragElement;
  85.             document.onmousemove = elementDrag;
  86.           }
  87.           function elementDrag(e) {
  88.             e = e || window.event;
  89.             e.preventDefault();
  90.             pos1 = pos3 - e.clientX;
  91.             pos2 = pos4 - e.clientY;
  92.             pos3 = e.clientX;
  93.             pos4 = e.clientY;
  94.             elmnt.style.top = (elmnt.offsetTop - pos2) + "px";
  95.             elmnt.style.left = (elmnt.offsetLeft - pos1) + "px";
  96.           }
  97.           function closeDragElement() {
  98.             document.onmouseup = null;
  99.             document.onmousemove = null;
  100.           }
  101.         }
  102.         popup.classList.toggle("show");
  103.     }
  104.     if(onURL("/inject-js/options")) {
  105.         OptionsPage();
  106.     }
  107.     document.addEventListener("keyup", function(e) {
  108.         e.preventDefault();
  109.         if(e.ctrlKey && e.which === 81) {
  110.             ShowInjector();
  111.         }
  112.    });
  113. })();