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Github raw.githack.com Button

A userscript to add raw.githack.com button on Github.

当前为 2019-02-04 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name Github raw.githack.com Button
  3. // @version 0.1.0
  4. // @description A userscript to add raw.githack.com button on Github.
  5. // @homepageURL https://github.com/eight04/raw-githack-button#readme
  6. // @supportURL https://github.com/eight04/raw-githack-button/issues
  7. // @license MIT
  8. // @author eight <eight04@gmail.com> (https://github.com/eight04)
  9. // @namespace https://github.com/eight04
  10. // @include https://github.com/*
  11. // @include https://gist.github.com/*
  12. // @grant none
  13. // ==/UserScript==
  14.  
  15. (() => {
  16.   const container =
  17.     document.querySelector("#js-repo-pjax-container") ||
  18.     document.querySelector("#js-pjax-container");
  19.  
  20.   if (container) {
  21.     new MutationObserver(function(){
  22.       replace();
  23.     }).observe(container, {childList: true, subtree: true});
  24.   }
  25.  
  26.   replace();
  27.   
  28.   function replace(){
  29.     // Check if raw-url button exists
  30.     var btns, i;
  31.     btns = document.querySelectorAll(".file-actions a:not(.raw-githack)");
  32.     for (i = 0; i < btns.length; i++) {
  33.       if (btns[i].textContent == "Raw") {
  34.         createButton(btns[i]);
  35.       }
  36.     }
  37.   }
  38.  
  39.   function createButton(btn) {
  40.     var url = btn.href;
  41.     if (url.indexOf("gist.github.com") >= 0) {
  42.       url = url.replace("gist.github.com", "raw.githack.com");
  43.     } else {
  44.       url = url.replace(/github\.com\/([^/]+\/[^/]+)\/raw/, "raw.githack.com/$1");
  45.     }
  46.  
  47.     var newBtn = btn.cloneNode(false);
  48.     newBtn.href = url;
  49.     newBtn.textContent = "Raw Githack";
  50.     newBtn.removeAttribute("id");
  51.  
  52.     btn.parentNode.insertBefore(newBtn, btn.nextSibling);
  53.     btn.classList.add("raw-githack");
  54.     
  55.     if (!btn.parentNode.classList.contains("btn-group")) {
  56.       var parent = btn.parentNode,
  57.         group = document.createElement("div");
  58.       group.className = "btn-group";
  59.       while (parent.childNodes.length) {
  60.         group.appendChild(parent.childNodes[0]);
  61.       }
  62.       parent.appendChild(group);
  63.     }
  64.   }
  65. })();