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网页枷锁破除

解除网页右键/选择/复制及拖拽限制 恢复自由交互体验

当前为 2025-04-15 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name               Universal Web Liberator
  3. // @name:zh-CN         网页枷锁破除
  4. // @name:zh-TW         網頁枷鎖破除
  5. // @description        Regain Control Unlocks RightClick/Selection/CopyPaste/Drag On Any Website
  6. // @description:zh-CN  解除网页右键/选择/复制及拖拽限制 恢复自由交互体验
  7. // @description:zh-TW  解除網頁右鍵/選取/複製及拖曳限制 恢復自由互動體驗
  8. // @version            1.1.2
  9. // @icon               https://raw.githubusercontent.com/MiPoNianYou/UserScripts/refs/heads/main/Icons/UniversalWebLiberatorIcon.svg
  10. // @author             念柚
  11. // @namespace          https://github.com/MiPoNianYou/UserScripts
  12. // @supportURL         https://github.com/MiPoNianYou/UserScripts/issues
  13. // @license            GPL-3.0
  14. // @match              *://*/*
  15. // @grant              none
  16. // @run-at             document-start
  17. // ==/UserScript==
  18.  
  19. class WebLiberator {
  20.   static EventsToStop = ["contextmenu", "selectstart", "copy", "cut", "paste"];
  21.  
  22.   static RestrictedEventProps = [
  23.     "oncontextmenu",
  24.     "onselectstart",
  25.     "oncopy",
  26.     "oncut",
  27.     "onpaste",
  28.     "ondrag",
  29.     "ondragstart",
  30.   ];
  31.  
  32.   constructor() {
  33.     this.InitMutationObserver();
  34.     this.ExecuteCoreFeatures();
  35.   }
  36.  
  37.   ExecuteCoreFeatures() {
  38.     this.PurgeEventListeners(document.documentElement);
  39.     this.InjectLiberationStyles();
  40.     this.BindGlobalEvents();
  41.     this.ProcessExistingNodes();
  42.   }
  43.  
  44.   StopImmediatePropagationHandler(event) {
  45.     event.stopImmediatePropagation();
  46.   }
  47.  
  48.   BindGlobalEvents() {
  49.     WebLiberator.EventsToStop.forEach((type) => {
  50.       document.addEventListener(
  51.         type,
  52.         this.StopImmediatePropagationHandler,
  53.         true
  54.       );
  55.     });
  56.   }
  57.  
  58.   InjectLiberationStyles() {
  59.     const StyleSheet = new CSSStyleSheet();
  60.     StyleSheet.replaceSync(`
  61.             *, *::before, *::after {
  62.                 user-select: text !important;
  63.                 -webkit-user-drag: auto !important;
  64.                 user-drag: auto !important;
  65.             }
  66.         `);
  67.     document.adoptedStyleSheets = [...document.adoptedStyleSheets, StyleSheet];
  68.   }
  69.  
  70.   ProcessExistingNodes() {
  71.     requestIdleCallback(() => {
  72.       if (document.body) {
  73.         this.PurgeEventListeners(document.body);
  74.         const elements = document.body.querySelectorAll("*");
  75.         for (const element of elements) {
  76.           this.PurgeEventListeners(element);
  77.         }
  78.       }
  79.     });
  80.   }
  81.  
  82.   PurgeEventListeners(element) {
  83.     if (!element || element.nodeType !== Node.ELEMENT_NODE) return;
  84.  
  85.     for (const prop of WebLiberator.RestrictedEventProps) {
  86.       element[prop] = null;
  87.     }
  88.   }
  89.  
  90.   HandleMutation(mutations) {
  91.     for (const mutation of mutations) {
  92.       if (mutation.type === "childList") {
  93.         for (const node of mutation.addedNodes) {
  94.           if (node.nodeType === Node.ELEMENT_NODE) {
  95.             this.PurgeEventListeners(node);
  96.             const descendants = node.querySelectorAll("*");
  97.             for (const child of descendants) {
  98.               this.PurgeEventListeners(child);
  99.             }
  100.           }
  101.         }
  102.       }
  103.     }
  104.   }
  105.  
  106.   InitMutationObserver() {
  107.     this.observer = new MutationObserver(this.HandleMutation.bind(this));
  108.     this.observer.observe(document.documentElement, {
  109.       childList: true,
  110.       subtree: true,
  111.       attributes: false,
  112.     });
  113.   }
  114. }
  115.  
  116. new WebLiberator();