/// <summary> Refresh the list of mime types by pulling the data back from the database </summary>
        /// <returns> TRUE if successful, otherwise FALSE </returns>
        public static bool RefreshMimeTypes()
        {
            try
            {
                lock (mimeTypesLock)
                {
                    if (mimeTypes == null)
                    {
                        mimeTypes = new Dictionary <string, Mime_Type_Info>();
                    }

                    Engine_Database.Populate_MIME_List(mimeTypes, null);
                }

                return(true);
            }
            catch
            {
                return(false);
            }
        }