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Selection and Copying Restorer

Unlock right-click, remove restrictions on copy, cut, select text, right-click menu, text copying, text selection, image right-click

当前为 2024-05-15 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name                Selection and Copying Restorer
  3. // @version             0.4
  4. // @description         Unlock right-click, remove restrictions on copy, cut, select text, right-click menu, text copying, text selection, image right-click
  5. // @namespace           https://greasyfork.org/users/1300060
  6. // @author              AstralRift
  7. // @run-at              document-end
  8. // @match               *://*/*
  9. // @grant               GM_registerMenuCommand
  10. // @grant               GM_unregisterMenuCommand
  11. // @grant               GM.setValue
  12. // @grant               GM.getValue
  13. // @grant               GM_addValueChangeListener
  14. // @grant               unsafeWindow
  15. // @license             MIT
  16. // ==/UserScript==
  17.  
  18. (function() {
  19.     'use strict';
  20.  
  21.     function unlockTextSelection() {
  22.         const style = document.createElement('style');
  23.         style.textContent = `
  24.             * {
  25.                 user-select: text !important;
  26.                 -webkit-user-select: text !important;
  27.                 -moz-user-select: text !important;
  28.             }
  29.         `;
  30.         document.head.appendChild(style);
  31.     }
  32.  
  33.     function hasCopyRestrictions() {
  34.         const testElement = document.createElement('div');
  35.         testElement.style.userSelect = 'none';
  36.         document.body.appendChild(testElement);
  37.         const userSelect = getComputedStyle(testElement).userSelect;
  38.         document.body.removeChild(testElement);
  39.  
  40.         if (userSelect === 'none') return true;
  41.  
  42.         const events = ['contextmenu', 'copy', 'cut', 'selectstart'];
  43.         const isBlocked = events.some(event => {
  44.             let blocked = false;
  45.             document.addEventListener(event, function tempListener(e) {
  46.                 e.stopImmediatePropagation();
  47.                 blocked = true;
  48.                 document.removeEventListener(event, tempListener, true);
  49.             }, true);
  50.  
  51.             const evt = new Event(event, { bubbles: true, cancelable: true });
  52.             document.dispatchEvent(evt);
  53.             return blocked;
  54.         });
  55.  
  56.         return isBlocked;
  57.     }
  58.  
  59.     function stopEventPropagation(event) {
  60.         event.stopPropagation();
  61.     }
  62.  
  63.     function stopEventDefault(event) {
  64.         event.preventDefault();
  65.     }
  66.  
  67.     function toggleEnabled() {
  68.         GM.getValue('enabled', true).then(enabled => {
  69.             enabled = !enabled;
  70.             GM.setValue('enabled', enabled).then(() => {
  71.                 location.reload();
  72.             });
  73.         });
  74.     }
  75.  
  76.     GM_registerMenuCommand('Toggle Selection and Copying Restorer', toggleEnabled);
  77.  
  78.     GM.getValue('enabled', true).then(enabled => {
  79.         if (enabled && hasCopyRestrictions()) {
  80.             unlockTextSelection();
  81.  
  82.             const eventOptions = { capture: true, passive: true };
  83.             const eventOptionsNoPassive = { capture: true };
  84.  
  85.             document.addEventListener('contextmenu', stopEventPropagation, eventOptions);
  86.             document.addEventListener('copy', stopEventDefault, eventOptionsNoPassive);
  87.             document.addEventListener('cut', stopEventDefault, eventOptionsNoPassive);
  88.         }
  89.     });
  90. })();