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Cobalt Tools Video Downloader

Adds a context menu item that downloads the current page's video.

  1. // ==UserScript==
  2. // @name     Cobalt Tools Video Downloader
  3. // @description  Adds a context menu item that downloads the current page's video.
  4. // @version  1.0.3
  5. // @author       yodaluca23
  6. // @license      GNU GPLv3
  7. // @grant    GM_registerMenuCommand
  8. // @grant     GM_openInTab
  9. // @run-at   document-idle
  10. // @inject-into content
  11. // @match *://*cobalt.tools/*
  12. // @match *://*.bilibili.com/*
  13. // @match *://app.bsky.social/*
  14. // @match *://www.dailymotion.com/*
  15. // @match *://*.facebook.com/*
  16. // @match *://fb.watch/*
  17. // @match *://*.instagram.com/*
  18. // @match *://ddinstagram.com/*
  19. // @match *://www.loom.com/*
  20. // @match *://ok.ru/*
  21. // @match *://www.pinterest.com/*
  22. // @match *://*.reddit.com/*
  23. // @match *://rutube.ru/*
  24. // @match *://*.snapchat.com/*
  25. // @match *://soundcloud.com/*
  26. // @match *://streamable.com/*
  27. // @match *://*.tiktok.com/*
  28. // @match *://*.tumblr.com/*
  29. // @match *://*.twitch.tv/*
  30. // @match *://twitter.com/*
  31. // @match *://mobile.twitter.com/*
  32. // @match *://x.com/*
  33. // @match *://vxtwitter.com/*
  34. // @match *://fixvx.com/*
  35. // @match *://vine.co/*
  36. // @match *://vimeo.com/*
  37. // @match *://*.vk.com/*
  38. // @match *://www.youtube.com/*
  39. // @match *://music.youtube.com/*
  40. // @match *://m.youtube.com/*
  41. // @match *://*.xiaohongshu.com/*
  42. // @match *://*.xhslink.com/*
  43. // @namespace https://greasyfork.org/users/1315976
  44. // ==/UserScript==
  45.  
  46. let cobaltInitialInjectDelay = 2000; // Cobalt Initial delay in milliseconds
  47.  
  48. function isCobaltURL() {
  49.   return (window.location.href.includes("cobalt.tools"));
  50. }
  51.  
  52. function waitForLoadingComplete(element) {
  53.   return new Promise((resolve) => {
  54.       const checkLoadingState = setInterval(() => {
  55.           const icon = document.querySelector(element);
  56.  
  57.           if (icon && !icon.className.includes("loading")) {
  58.               clearInterval(checkLoadingState);
  59.               resolve();
  60.           }
  61.       }, 100);
  62.   });
  63. }
  64.  
  65. function waitForSaveDownloadButton() {
  66.   return new Promise((resolve) => {
  67.       const checkButtonState = setInterval(() => {
  68.           const button = document.querySelector("#button-save-download");
  69.  
  70.           if (button) {
  71.               clearInterval(checkButtonState);
  72.               resolve();
  73.           }
  74.       }, 100);
  75.   });
  76. }
  77.  
  78. function cobaltWebsiteSimulation() {
  79.   // Function to check if input length is greater than 5
  80.   if (window.document.getElementById('link-area').value.length > 5) {
  81.     document.getElementById('download-button').click();
  82.     waitForSaveDownloadButton().then(() => {
  83.         document.querySelector("#button-save-download").click()
  84.         // close the cobalt tab
  85.         setTimeout(() => {
  86.             window.close();
  87.         }, 1000);
  88.     });
  89.   }
  90. }
  91.  
  92. if (isCobaltURL()) {
  93.   setTimeout(() => {
  94.       waitForLoadingComplete("#input-icons").then(() => {
  95.         cobaltWebsiteSimulation();
  96.       });
  97.   }, cobaltInitialInjectDelay);
  98. }
  99.  
  100. function openCobalt() {
  101.     GM_openInTab("https://cobalt.tools/#" + window.location.href, true);
  102.     alert("Loading, please wait... \nOpening cobalt tools website and automating download actions.")
  103. }
  104.  
  105. GM_registerMenuCommand("Download this video with Cobalt Tools", openCobalt);