private void ExtractEncrypted(String encryptedName, String wrapperName, byte[] password)
{
String inPath = sourceFolder + "cmp_" + wrapperName;
String cmpPath = sourceFolder + "cmp_" + encryptedName;
String outPath = destinationFolder + encryptedName;
String diff = "diff_" + encryptedName + "_";
PdfDocument document = new PdfDocument(new PdfReader(inPath));
PdfEncryptedPayloadDocument encryptedDocument = document.GetEncryptedPayloadDocument();
byte[] encryptedDocumentBytes = encryptedDocument.GetDocumentBytes();
FileStream fos = new FileStream(outPath, FileMode.Create);
fos.Write(encryptedDocumentBytes);
fos.Dispose();
document.Close();
PdfEncryptedPayload ep = encryptedDocument.GetEncryptedPayload();
NUnit.Framework.Assert.AreEqual(PdfEncryptedPayloadFileSpecFactory.GenerateFileDisplay(ep), encryptedDocument
.GetName());
if (password != null)
{
NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(outPath, cmpPath, destinationFolder, diff
, password, password));
}
else
{
RandomAccessFileOrArray raf = new RandomAccessFileOrArray(new RandomAccessSourceFactory().CreateBestSource
(cmpPath));
byte[] cmpBytes = new byte[(int)raf.Length()];
raf.ReadFully(cmpBytes);
raf.Close();
NUnit.Framework.Assert.AreEqual(cmpBytes, encryptedDocumentBytes);
}
}
private void CreateWrapper(String encryptedName, String wrapperName, String cryptoFilter)
{
String inPath = sourceFolder + "cmp_" + encryptedName;
String cmpPath = sourceFolder + "cmp_" + wrapperName;
String outPath = destinationFolder + wrapperName;
String diff = "diff_" + wrapperName + "_";
PdfDocument document = new PdfDocument(new PdfWriter(outPath, new WriterProperties().SetPdfVersion(PdfVersion
.PDF_2_0)));
PdfFileSpec fs = PdfEncryptedPayloadFileSpecFactory.Create(document, inPath, new PdfEncryptedPayload(cryptoFilter
));
document.SetEncryptedPayload(fs);
PdfFont font = PdfFontFactory.CreateFont();
PdfCanvas canvas = new PdfCanvas(document.AddNewPage());
canvas.SaveState().BeginText().MoveText(36, 750).SetFontAndSize(font, 30).ShowText("Hi! I'm wrapper document."
).EndText().RestoreState();
canvas.Release();
document.Close();
NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(outPath, cmpPath, destinationFolder, diff
));
}
