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Automatic Jango Downloader

Automatically download all songs played in jango.com while listening.

当前为 2024-01-22 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name       	Automatic Jango Downloader
  3. // @author      Finomosec
  4. // @namespace  	http://meinebasis.de/
  5. // @description Automatically download all songs played in jango.com while listening.
  6. // @version    	1.3
  7. // @grant       GM.xmlHttpRequest
  8. // @match       https://www.jango.com/*
  9. // @license     MIT
  10. // ==/UserScript==
  11.  
  12. const storagePrefix = "D:";
  13.  
  14. var originalAudio = window.Audio;
  15. unsafeWindow.Audio = exportFunction(function() {
  16.   var audioElement = new originalAudio();
  17.   audioElement.addEventListener('loadeddata', function() {
  18.     var url = audioElement.src;
  19.     if (url.indexOf(".jango.com/") == -1) {
  20.       return;
  21.     }
  22.  
  23.     var fileName = url.substring(url.lastIndexOf("/") + 1);
  24.     var fileSuffix = url.substring(url.lastIndexOf("."));
  25.     var niceFileName = unsafeWindow.document.title.replace(": ", " - ").replace(" - Jango", "").replace("&", "&") + fileSuffix;
  26.  
  27.     if (localStorage.getItem(storagePrefix + fileName)) {
  28.       // console.info('Already downloaded:', niceFileName);
  29.       return;
  30.     }
  31.  
  32.     // console.info('Downloading:', niceFileName);
  33.     GM.xmlHttpRequest({
  34.       method: "GET",
  35.       url: url,
  36.       responseType: 'arraybuffer',
  37.       onload: function(response) {
  38.         var blob = new Blob([response.response], {type: "audio/" + fileSuffix.substring(1)});
  39.         var url = URL.createObjectURL(blob);
  40.         var link = document.createElement('a');
  41.         link.href = url;
  42.         link.download = niceFileName;
  43.         link.click();
  44.         localStorage.setItem(storagePrefix + fileName, "1");
  45.       }
  46.     });
  47.   });
  48.   return audioElement;
  49. }, unsafeWindow);