private void UpdateMetadata(PdfDocument document, Job job)
{
if (!job.Profile.OutputFormat.IsPdfA())
{
return;
}
var xmpMetadataUpdater = new XmpMetadataUpdater();
xmpMetadataUpdater.UpdateXmpMetadata(document, job.Profile, job);
}
protected override void DoProcessPdf(Job job)
{
var pdfFile = job.TempOutputFiles.First();
var processedFile = Path.ChangeExtension(pdfFile, "_processed.pdf");
var version = DeterminePdfVersionForPdfStamper(job.Profile);
var stamperBundle = StamperCreator.CreateStamperAccordingToEncryptionAndSignature(pdfFile, processedFile, job.Profile, version);
var stamper = stamperBundle.Item1;
var resources = new List <IDisposable>();
resources.Add(stamperBundle.Item2);
resources.Add(stamperBundle.Item3);
try
{
//Encryption before adding Background and Signing!
var encrypter = new Encrypter();
encrypter.SetEncryption(stamper, job.Profile, job.Passwords);
var metadataUpdater = new XmpMetadataUpdater();
metadataUpdater.UpdateXmpMetadata(stamper, job.Profile);
var backgroundAdder = new BackgroundAdder();
backgroundAdder.AddBackground(stamper, job.Profile, resources);
//Signing after adding background and update metadata
var signer = new ITextSigner();
signer.SignPdfFile(stamper, job.Profile, job.Passwords, job.Accounts);
}
finally
{
try
{
stamper?.Dispose();
}
catch (Exception ex)
{
Logger.Warn($"Could not close iText pdf stamper.\r\n{ex}");
}
foreach (var resource in resources)
{
resource.Dispose();
}
}
//Set the final output pdf
job.TempOutputFiles.Clear();
job.TempOutputFiles.Add(processedFile);
}
protected override void DoProcessPdf(Job job)
{
string preProcessFile = null;
try
{
var pdfFile = job.TempOutputFiles.First();
preProcessFile = MoveFileToPreProcessFile(pdfFile);
var version = DeterminePdfVersion(job.Profile.PdfSettings);
using (var stamper = StamperCreator.CreateStamperAccordingToEncryptionAndSignature(preProcessFile, pdfFile, job.Profile, version))
{
var encrypter = new Encrypter();
encrypter.SetEncryption(stamper, job.Profile, job.Passwords);
//Encryption before adding Background and Signing!
var metadataUpdater = new XmpMetadataUpdater();
metadataUpdater.UpdateXmpMetadata(stamper, job.Profile);
var backgroundAdder = new BackgroundAdder();
backgroundAdder.AddBackground(stamper, job.Profile);
var signer = new Signer();
signer.SignPdfFile(stamper, job.Profile, job.Passwords);
//Signing after adding background and update metadata
stamper.Close();
}
}
finally
{
//delete copy of original file
if (!string.IsNullOrEmpty(preProcessFile))
{
if (File.Exists(preProcessFile))
{
File.Delete(preProcessFile);
}
}
}
}