Complete code
using System;
using System.IO;
using System.IO.Compression;
using SautinSoft;
using SautinSoft.Pdf;
using SautinSoft.Pdf.Content;
namespace Sample
{
class Sample
{
/// <summary>
/// Embed files to PDF document.
/// </summary>
/// <remarks>
/// Details: https://sautinsoft.com/products/pdf/help/net/developer-guide/embed-files-to-pdf-document.php
/// </remarks>
static void Main(string[] args)
{
string pdfFile = Path.GetFullPath(@"..\..\..\simple text.pdf");
using (var document = PdfDocument.Load(pdfFile))
{
// Make Attachments panel visible.
document.PageMode = PdfPageMode.UseAttachments;
// Extract all the files in the zip archive to a directory on the file system.
ZipFile.ExtractToDirectory(@"..\..\..\Attachments.zip", "Attachments");
// Embed in the PDF document all the files extracted from the zip archive.
foreach (var filePath in Directory.GetFiles("Attachments", "*", SearchOption.AllDirectories))
{
var fileSpecification = document.EmbeddedFiles.Add(filePath).Value;
// Set embedded file description to the relative path of the file in the zip archive.
fileSpecification.Description = filePath.Substring(filePath.IndexOf('\\') + 1).Replace('\\', '/');
}
// Delete the directory where zip archive files were extracted to.
Directory.Delete("Attachments", recursive: true);
document.Save("Embedded Files from file system.pdf");
}
System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo("Embedded Files from file system.pdf") { UseShellExecute = true });
}
}
}
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