File: public/js/tinymce/src/plugins/media/src/main/js/core/Mime.js

/**
 * Mime.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

define(
  'tinymce.plugins.media.core.Mime',
  [
  ],
  function () {
    var guess = function (url) {
      var mimes = {
        'mp3': 'audio/mpeg',
        'wav': 'audio/wav',
        'mp4': 'video/mp4',
        'webm': 'video/webm',
        'ogg': 'video/ogg',
        'swf': 'application/x-shockwave-flash'
      };
      var fileEnd = url.toLowerCase().split('.').pop();
      var mime = mimes[fileEnd];

      return mime ? mime : '';
    };

    return {
      guess: guess
    };
  }
);