public virtual void InspectSignatures(String path)
{
Console.WriteLine("\n\n");
PdfDocument pdfDoc = new PdfDocument(new PdfReader(path));
PdfAcroForm form = PdfAcroForm.GetAcroForm(pdfDoc, false);
SignaturePermissions perms = null;
SignatureUtil signUtil = new SignatureUtil(pdfDoc);
IList <String> names = signUtil.GetSignatureNames();
Console.WriteLine(path);
foreach (String name in names)
{
Console.Out.WriteLine("===== " + name + " =====");
perms = InspectSignature(pdfDoc, signUtil, form, name, perms);
}
PdfAConformanceLevel conformanceLevel = pdfDoc.GetReader().GetPdfAConformanceLevel();
string conformance = conformanceLevel == null ? string.Empty : conformanceLevel.GetConformance();
string part = conformanceLevel == null ? string.Empty : conformanceLevel.GetPart();
Console.Out.WriteLine($"Document conformance: {conformance}/{part}");
GetMetaInfo(pdfDoc);
}
public Task <bool> IsPdfA2B(MemoryStream input)
{
PdfDocument inputPdf = new PdfDocument(new PdfReader(input));
try
{
PdfAConformanceLevel conformanceLevel = inputPdf.GetReader().GetPdfAConformanceLevel();
var conformance = conformanceLevel.GetConformance();
var part = conformanceLevel.GetPart();
return(Task.FromResult(conformance.Equals("B") && part.Equals("2")));
}
catch (Exception)
{
return(Task.FromResult(false));
}
finally
{
inputPdf.Close();
input.Dispose();
}
}