protected internal Tuple <string, MemoryStream> CnabsFile(string fileName,
MemoryStream memoryStream, DownloadFileAuthorityType authority)
{
if (authority == DownloadFileAuthorityType.AllForbidden)
{
//TODO:
throw new NotImplementedException("暂不支持DownloadFileAuthorityType.AllForbidden");
}
if (fileName.EndsWith("doc", StringComparison.CurrentCultureIgnoreCase) ||
fileName.EndsWith("docx", StringComparison.CurrentCultureIgnoreCase))
{
if (authority == DownloadFileAuthorityType.Word2PdfWithWatermark)
{
var waterMark = new WaterMarkMultiText()
{
BigText = CommUtils.GetWatermarkTitle(),
SmallText = "[" + CurrentUserName + "]下载于" + DateTime.Now.ToString()
};
var pdfUtil = new PdfUtils(waterMark);
pdfUtil.PdfPermission = PdfUtils.PdfPermissionEnum.Printing;
var ms = pdfUtil.WordToPdfMemoryStream(memoryStream);
ms.Seek(0, SeekOrigin.Begin);
var pdfFileName = FileUtils.ConvertFileExtension(fileName, FileType.PDF);
return(Tuple.Create(pdfFileName, ms));
}
else if (authority == DownloadFileAuthorityType.Word2Pdf)
{
var pdfUtil = new PdfUtils();
var ms = pdfUtil.WordToPdfMemoryStream(memoryStream);
ms.Seek(0, SeekOrigin.Begin);
var pdfFileName = FileUtils.ConvertFileExtension(fileName, FileType.PDF);
return(Tuple.Create(pdfFileName, ms));
}
}
return(Tuple.Create(fileName, memoryStream));
}
