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GitHub: Redirect forked repo links to own repo

12/8/2023, 9:09:51 PM

目前為 2023-12-08 提交的版本，檢視 最新版本。

  1. // ==UserScript==
  2. // @name        GitHub: Redirect forked repo links to own repo
  3. // @namespace   Violentmonkey Scripts
  4. // @match       https://github.com/*
  5. // @grant       none
  6. // @version     0.1.4
  7. // @author      CY Fung
  8. // @description 12/8/2023, 9:09:51 PM
  9. // @run-at      document-start
  10. // @license     MIT
  11. // ==/UserScript==
  12.  
  13. /**
  14.  *
  15.  * This is to change links in markdown files from the original repo links to your forked repo links
  16.  *
  17. **/
  18.  
  19. (() => {
  20.  
  21.  
  22.   let rafPromise = null;
  23.   const rafFn = (typeof webkitRequestAnimationFrame !== 'undefined' ? webkitRequestAnimationFrame : requestAnimationFrame).bind(window); // eslint-disable-line no-undef, no-constant-condition
  24.  
  25.   const getRafPromise = () => rafPromise || (rafPromise = new Promise(resolve => {
  26.     rafFn(hRes => {
  27.       rafPromise = null;
  28.       resolve(hRes);
  29.     });
  30.   }));
  31.  
  32.   const matcher = h => typeof h == 'string' && h.length > 19 && h.startsWith('https://github.com/') && /^https\:\/\/github\.com\/([\w\d\-\.]+)\/([\w\d\-\.]+)/.exec(h);
  33.   const pageInfo = {
  34.     ready: false,
  35.     matched: false,
  36.     owner: '',
  37.     repo: '',
  38.     originalOwner: '',
  39.     originalRepo: '',
  40.     url: '',
  41.   };
  42.  
  43.   const PromiseExternal = ((resolve_, reject_) => {
  44.     const h = (resolve, reject) => { resolve_ = resolve; reject_ = reject };
  45.     return class PromiseExternal extends Promise {
  46.       constructor(cb = h) {
  47.         super(cb);
  48.         if (cb === h) {
  49.           /** @type {(value: any) => void} */
  50.           this.resolve = resolve_;
  51.           /** @type {(reason?: any) => void} */
  52.           this.reject = reject_;
  53.         }
  54.       }
  55.     };
  56.   })();
  57.  
  58.   let pageOriginalP = new PromiseExternal();
  59.  
  60.   const obtainOriginalRepo = () => {
  61.  
  62.  
  63.     // Define the XPath expression
  64.     var xpathExpression = "//span[contains(text(), 'forked from')]";
  65.  
  66.     // Use document.evaluate to find the matching element
  67.     var result = document.evaluate(xpathExpression, document, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null);
  68.  
  69.     var spanElement = result.singleNodeValue;
  70.     // Check if a matching element was found
  71.     if (spanElement instanceof Element) {
  72.  
  73.       const a = spanElement.querySelector('a[href]');
  74.       if (a) {
  75.         const h = a.href;
  76.         let m = matcher(h);
  77.  
  78.         if (m) {
  79.           pageInfo.originalOwner = m[1];
  80.           pageInfo.originalRepo = m[2];
  81.           pageInfo.originalRepoUrl = `https://github.com/${pageInfo.originalOwner}/${pageInfo.originalRepo}/`;
  82.           pageOriginalP.resolve();
  83.         }
  84.  
  85.       }
  86.     }
  87.  
  88.   }
  89.  
  90.   document.addEventListener('DOMContentLoaded', () => {
  91.  
  92.     obtainOriginalRepo();
  93.  
  94.     pageInfo.ready = false;
  95.     pageInfo.matched = false;
  96.     setTimeout(baseProcess, 1);
  97.  
  98.  
  99.   }, false);
  100.  
  101.  
  102.  
  103.   let qk = 0;
  104.   let ck = 0;
  105.  
  106.   const baseProcess = () => {
  107.     let pageUrl = `${location.origin}${location.pathname}`;
  108.     if (pageInfo.url !== pageUrl) {
  109.       pageInfo.url = pageUrl;
  110.       pageInfo.ready = false;
  111.       pageInfo.matched = false;
  112.       pageOriginalP = new PromiseExternal();
  113.       obtainOriginalRepo();
  114.     }
  115.     if (!pageInfo.ready && pageInfo.url) {
  116.       pageInfo.ready = true;
  117.       let m = matcher(pageInfo.url);
  118.       if (m) {
  119.         pageInfo.matched = true;
  120.         pageInfo.owner = m[1];
  121.         pageInfo.repo = m[2];
  122.         pageInfo.repoUrl = `https://github.com/${pageInfo.owner}/${pageInfo.repo}/`;
  123.       }
  124.     }
  125.     if (pageInfo.ready && pageInfo.matched) {
  126.       process();
  127.     }
  128.   };
  129.  
  130.   const process = async () => {
  131.     let qt = ++qk;
  132.     await pageOriginalP.then();
  133.     if (qt !== qk) return;
  134.     let ct = ++ck;
  135.     await getRafPromise().then();
  136.     if (ct !== ck) return;
  137.  
  138.     for (const s of document.querySelectorAll(`a[href^="${pageInfo.originalRepoUrl}"]`)) {
  139.       const h = s.getAttribute('href');
  140.       let m = matcher(h);
  141.       if (m) {
  142.         s.setAttribute('href', h.replace(`${pageInfo.originalRepoUrl}`, `${pageInfo.repoUrl}`))
  143.       }
  144.     }
  145.  
  146.   }
  147.  
  148.   const mo = new MutationObserver((entries) => {
  149.     baseProcess();
  150.   });
  151.  
  152.   mo.observe(document, { subtree: true, childList: true });
  153.  
  154. })();