Attaching a selected document to Dynamics 365 for Finance and Operations

 PurchTable              purchaseTable;

       System.Net.WebClient    webClient;

       System.IO.MemoryStream  stream;

FileUploadTemporaryStorageResult fileUploadResult = File::GetFileFromUser (classstr(ImageFileUploadTemporaryStorageStrategy));

       

        if (fileUploadResult && fileUploadResult.getUploadStatus())

        {

            str imageFilePathName = fileUploadResult.getDownloadUrl();

            InteropPermission perm = newInteropPermission(InteropKind::ClrInterop);

            perm.assert();

            

            // BP Deviation Documented

            webClient = new System.Net.WebClient();

            // BP Deviation Documented

            stream = newSystem.IO.MemoryStream(webClient.DownloadData(imageFilePathName));

           

select purchaseTable where purchaseTable.PurchId == "PO-0002"; // any record for tables

DocuRef docuref =DocumentManagement::attachFile(purchaseTable.TableId,purchaseTable.RecId, purchaseTable.DataAreaId,DocuType::typeFile(),stream,fileUploadResult.getFileName(), fileUploadResult.getFileContentType(),fileUploadResult.getFileName());

            // download/view the attachment

            str displayUrl = DocumentManagement::getAttachmentPublicUrl(docuref);

            Browser br = new Browser();

            br.navigate(displayUrl);

            CodeAccessPermission::revertAssert();

        }

thanks for great help...

http://prdpmv.blogspot.com/2017/08/attaching-user-selected-document-to.html