public virtual ReturnInfo <bool> Upload(SimpleAttachmentInfo simpleAttachment)
        {
            ReturnInfo <bool> returnInfo = new ReturnInfo <bool>();

            if (Request.Form.Files == null || Request.Form.Files.Count == 0)
            {
                returnInfo.SetFailureMsg("请至少上传一个文件");

                return(returnInfo);
            }

            var comData    = HttpContext.CreateCommonUseData(ComUseDataFactory, menuCode: "Attachment", functionCodes: FunCodeDefine.UPLOAD_CODE);
            var attachment = AutoMapperUtil.Mapper.Map <SimpleAttachmentInfo, AttachmentInfo>(simpleAttachment);

            BeforeUpload(returnInfo, attachment, comData);
            if (returnInfo.Failure())
            {
                return(returnInfo);
            }

            IList <AttachmentInfo> attachments = new List <AttachmentInfo>(Request.Form.Files.Count);
            IList <Stream>         streams     = new List <Stream>(Request.Form.Files.Count);

            foreach (var file in Request.Form.Files)
            {
                attachment.FileName = file.FileName;
                attachments.Add(attachment.Clone() as AttachmentInfo);
                streams.Add(file.OpenReadStream());
            }

            returnInfo = AttachmentService.Upload(attachments, streams, comData);
            if (returnInfo.Failure())
            {
                return(returnInfo);
            }

            AfterUpload(returnInfo, attachments, comData);

            return(returnInfo);
        }
        public virtual ReturnInfo <bool> Upload(SimpleAttachmentInfo simpleAttachment)
        {
            ReturnInfo <bool> returnInfo = new ReturnInfo <bool>();

            if (Request.Form.Files == null || Request.Form.Files.Count == 0)
            {
                returnInfo.SetFailureMsg("请至少上传一个文件");

                return(returnInfo);
            }

            var attachment = AutoMapperUtil.Mapper.Map <SimpleAttachmentInfo, AttachmentInfo>(simpleAttachment);

            BeforeUpload(returnInfo, attachment);
            if (returnInfo.Failure())
            {
                return(returnInfo);
            }

            IList <AttachmentInfo> attachments = new List <AttachmentInfo>(Request.Form.Files.Count);
            IList <Stream>         streams     = new List <Stream>(Request.Form.Files.Count);

            foreach (var file in Request.Form.Files)
            {
                attachment.FileName = file.FileName;
                attachments.Add(attachment.Clone() as AttachmentInfo);
                streams.Add(file.OpenReadStream());
            }

            returnInfo = AttachmentService.Upload(attachments, streams);
            if (returnInfo.Failure())
            {
                return(returnInfo);
            }

            AfterUpload(returnInfo, attachments);

            return(returnInfo);
        }