/// <summary>
        /// Copy file and take local path into consideration
        /// </summary>
        /// <param name="file"></param>
        /// <param name="target"></param>
        private void CopyEmbeddedFile(string file, string target)
        {
            string fileName = HoUtil.GetFilePath("Linked File", file);

            if (IsFileToProcess(fileName))
            {
                DirFiles.FileCopy(fileName, target);
            }
        }
        /// <summary>
        /// Export Embedded Files. Make XHTML and copy the file. Consider the EA local path to access the file
        /// </summary>
        /// <param name="file"></param>
        /// <param name="xhtml"></param>
        /// <returns></returns>
        private string ExportEmbeddedFiles(File file, string xhtml)
        {
            string defaultText = Path.GetFileName(file.Name);
            string fileName    = (Path.GetFileName(file.Name));


            // Check if file is to process
            string fullFileName = HoUtil.GetFilePath("Linked File", file.Name);

            if (!IsFileToProcess(fullFileName))
            {
                return("");
            }
            // copy embedded file
            CopyEmbeddedFile(fullFileName, Path.Combine(_dirFilesRoot, _embeddedFiles));

            string imagePath;
            string mimeType;

            switch (Path.GetExtension(file.Name))
            {
            case ".pdf":
                mimeType  = "application/pdf";
                imagePath = "application-pdf.png";
                break;

            case ".doc":
                imagePath = "application-msword.png";
                mimeType  = "application/msword";
                break;

            case ".docx":
                imagePath = "application-msword.png";
                mimeType  = "application/vnd.openxmlformats-officedocument.wordprocessingml.document";
                break;

            case ".xls":
                imagePath = "application-vnd.ms-excel.png";
                mimeType  = "application/vnd.ms-excel";
                break;

            case ".xlsx":
                imagePath = "application-vnd.ms-excel.png";
                mimeType  = "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet";
                break;

            case ".ppt":
                imagePath = "application-vnd.ms-powerpoint.png";
                mimeType  = "application/vnd.ms-powerpoint";
                break;

            case "pptx":
                imagePath = "application-vnd.ms-powerpoint.png";
                mimeType  = "application/vnd.openxmlformats-officedocument.presentationml.presentation";
                break;

            default:
                mimeType    = "application/pdf";
                imagePath   = @"text-x-java.png";
                defaultText = @"{defaultText}, not supported mime type/file type";
                break;
            }



            xhtml = xhtml + $@"
<div>{fileName}</div>
<object data=""{Path.Combine(_embeddedFiles, fileName)}"" type=""{mimeType}"">
    <object data=""{Path.Combine(_mimeTypeImages, imagePath)}"" type=""image/png"">{defaultText}
    </object>
</object>
";
            return(xhtml);
        }