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Redirect to Invidious

Redirects YouTube videos to an Invidious instance.

当前为 2023-10-22 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name        Redirect to Invidious
  3. // @author      André Kugland
  4. // @description Redirects YouTube videos to an Invidious instance.
  5. // @namespace   https://github.com/kugland
  6. // @license     MIT
  7. // @version     0.2.10
  8. // @match       *://*.youtube.com/
  9. // @match       *://*.youtube.com/*
  10. // @run-at      document-start
  11. // @noframes
  12. // @homepageURL https://greasyfork.org/scripts/477967-redirect-to-invidious
  13. // ==/UserScript==
  14. "use strict";
  15. const instanceKey = 'invidious-redirect-instance';
  16. const defaultInstance = 'https://yewtu.be';
  17. // Get the Invidious instance URL from the user.
  18. localStorage.getItem(instanceKey) || localStorage.setItem(instanceKey, defaultInstance);
  19. function makeUrl(videoId) {
  20.     const instance = localStorage.getItem(instanceKey);
  21.     // Let's construct a URL object to make sure it's valid.
  22.     return new URL(`${instance}/watch?v=${videoId}`).href;
  23. }
  24. function getVideoId(href) {
  25.     var _a;
  26.     const url = new URL(href, window.location.href);
  27.     if (url.pathname === '/watch') {
  28.         return url.searchParams.get('v');
  29.     }
  30.     else {
  31.         const videoId = (_a = url.pathname.match(/^\/shorts\/([a-zA-Z0-9_-]+)$/)) === null || _a === void 0 ? void 0 : _a[1];
  32.         if (videoId)
  33.             return videoId;
  34.     }
  35.     throw new Error(`Unable to parse URL: ${href}`);
  36. }
  37. // Redirect on click.
  38. document.addEventListener('click', (event) => {
  39.     var _a;
  40.     if (event.target instanceof HTMLElement) {
  41.         try {
  42.             const href = (_a = event.target.closest('a')) === null || _a === void 0 ? void 0 : _a.getAttribute('href');
  43.             if (href) {
  44.                 event.preventDefault();
  45.                 event.stopPropagation();
  46.                 window.location.assign(makeUrl(getVideoId(href)));
  47.             }
  48.         }
  49.         catch (e) { }
  50.     }
  51. }, true);
  52. // Redirect on url change.
  53. let currentUrl = window.location.href;
  54. setInterval(() => {
  55.     if (window.location.href !== currentUrl) {
  56.         currentUrl = window.location.href;
  57.         try {
  58.             window.location.replace(makeUrl(getVideoId(currentUrl)));
  59.         }
  60.         catch (e) { }
  61.     }
  62. }, 150);
  63. // Redirect on page load.
  64. try {
  65.     window.location.replace(makeUrl(getVideoId(currentUrl)));
  66. }
  67. catch (e) { }
  68. // Add a settings button.
  69. ((fn) => {
  70.     if (document.readyState !== 'loading')
  71.         fn();
  72.     else
  73.         document.addEventListener('DOMContentLoaded', fn);
  74. })(() => {
  75.     const css = document.createElement('style');
  76.     css.textContent = `
  77.         #set-invidious-url {
  78.             position: fixed;
  79.             bottom: 0;
  80.             right: 0;
  81.             height: 48px;
  82.             width: 48px;
  83.             z-index: 99999;
  84.             margin: 1rem;
  85.             cursor: pointer;
  86.             border-radius: 50%;
  87.             box-shadow: 0px 0px 3px black;
  88.             opacity: 0.5;
  89.         }
  90.         #set-invidious-url:hover {
  91.             opacity: 1;
  92.             bottom: 1px;
  93.             right: 1px;
  94.         }
  95.     `;
  96.     document.head.appendChild(css);
  97.     const button = document.createElement('img');
  98.     button.id = 'set-invidious-url';
  99.     button.tabIndex = -1;
  100.     button.src = `
  101.         data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADAAAAAwBAMAAAClLOS0AAAAJFBMVEXv8e7
  102.         Z4ePn6+kWt/CZzvChpKFrbWrT1dJVV1WJjIm2uLXCxMH33HXYAAAAp0lEQVR4AeXNIQ7CMABG4ceSsXSY
  103.         IXFVFaCAC5BwgblNV4HDkMwiIA0YDMnkDMHWoHY5PPwGSfjsE4+fNbZIyXIBOszR1iu+lICWFmiuRGsOa
  104.         PURbXOyKINb6FDyR/AoZlefURyNnuwxelKR6YmHVk2yK3qSd+iJKdATB9Be+PAEPakATIi8STzISVaiJ2
  105.         lET4YFejIBPbmDnEy3ETmZ9REARr3lP7wAXHImU2sAU14AAAAASUVORK5CYII=
  106.     `.replace(/\s/g, '');
  107.     button.addEventListener('click', () => {
  108.         let instance = prompt('Enter the URL of the Invidious instance to use:', localStorage.getItem(instanceKey) || defaultInstance);
  109.         instance = instance.replace(/^\s*(.*)\/*\s*$/, '$1');
  110.         try {
  111.             new URL(instance); // Make sure it's a valid URL.
  112.             localStorage.setItem(instanceKey, instance);
  113.         }
  114.         catch (e) {
  115.             alert(`The URL you entered is invalid: ${instance}`);
  116.         }
  117.     });
  118.     document.body.appendChild(button);
  119. });