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Click on video thumbnail to play in MPV

Open videos in external player (mpv) by simply clicking on a thumbnail.

当前为 2021-06-13 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name        Click on video thumbnail to play in MPV
  3. // @namespace   nsinister.scripts.videothumb2mpv
  4. // @match       https://*.youtube.com/*
  5. // @match       https://vimeo.com/*
  6. // @grant       none
  7. // @version     0.1
  8. // @author      nSinister
  9. // @license     MIT
  10. // @description Open videos in external player (mpv) by simply clicking on a thumbnail.
  11. // 
  12. // ==/UserScript==
  13.  
  14. "use strict";
  15.  
  16.  
  17. let observer;
  18. let listeners = [];
  19.  
  20. let sites = {
  21.   "youtube.com": { sel: "a.ytd-thumbnail", url: "https://www.youtube.com", needsFullUrl: true },
  22.   "vimeo.com": { sel: "a.iris_video-vital__overlay", url: "https://vimeo.com", needsFullUrl: false },
  23. };
  24.  
  25. // Watches for new elements based on selector to appear on page and assigns a function to them
  26. function ready(selector, func) {
  27.     listeners.push({ selector: selector, func: func });  
  28.     if (!observer) {
  29.         observer = new MutationObserver(checkDOM);
  30.         observer.observe(document.documentElement, { childList: true, subtree: true });
  31.     }  
  32.     checkDOM();
  33. }
  34.  
  35. function checkDOM() {
  36.     for (let i = 0, len = listeners.length, listener, elements; i < len; i++) {
  37.         listener = listeners[i];
  38.         elements = document.querySelectorAll(listener.selector);
  39.         for (let j = 0, jlen = elements.length, element; j < jlen; j++) {
  40.             element = elements[j];
  41.             if (!element.ready) {
  42.                 element.ready = true;
  43.                 listener.func.call(element, element);
  44.             }
  45.         }
  46.     }
  47. }
  48.  
  49. // Replaces https:// hyperlinks with mpv:// and overrides click event
  50. function replaceLink(node, site) {
  51.   if(node) {
  52.     let hrefval = node.getAttribute('href');
  53.     if (hrefval == null || hrefval.startsWith("mpv"))
  54.       return;
  55.     let newval = "mpv://" + btoa( (site.needsFullUrl ? site.url : "") + hrefval);
  56.     node.setAttribute('href', newval);
  57.     node.addEventListener('click', function(event){
  58.       event.preventDefault();
  59.       event.stopPropagation();
  60.       location.href = newval;
  61.     });
  62.   }
  63. }
  64.  
  65. // Detects and returns current site from the list of known websites
  66. function detectSite(sites) {
  67.   let site;
  68.   for (let s in sites) {
  69.     site = sites[s];
  70.     if (location.href.includes(s)) {
  71.       return site;
  72.     }
  73.   }
  74.   return null;
  75. }
  76.  
  77. let site = detectSite(sites)
  78. if (site) {
  79.   ready(site.sel, function(element) {
  80.       replaceLink(element, site);
  81.   });
  82. }