public void PdfEncryptExisting()
{
string password = "******";
string inPdf = "usdl4_match_keyword.pdf";
string sourcePdfFile = Path.Combine(this.pdfRessources, inPdf);
// Set source and target folders
string targetFolder = outDir;
string srcFolder = testRessources + Path.DirectorySeparatorChar + "tozip" + Path.DirectorySeparatorChar;
var method = System.Reflection.MethodBase.GetCurrentMethod().Name;
string targetFile = Path.Combine(targetFolder, string.Concat(DateTime.Now.ToString("yyyyMMdd"), "_" + method + "_encrypted.pdf"));
if (File.Exists(targetFile))
{
File.Delete(targetFile);
}
Assert.IsFalse(File.Exists(targetFile));
//call init
bool success = qpdf.init();
Assert.IsTrue(success);
Assert.IsTrue(qpdf.isInitialized());
Assert.AreNotEqual(qpdf.getContext(), IntPtr.Zero);
// read file
int error = qpdf.read(sourcePdfFile);
Assert.AreEqual(0, error);
Assert.IsFalse(qpdf.has_error());
error = qpdf.initWrite(targetFile);
Assert.AreEqual(0, error);
Assert.IsFalse(qpdf.has_error());
qpdf.setRestrictiveAes256EncryptionOptions(password);
Assert.IsFalse(qpdf.has_error(), "Error in lib after setting encryption options");
//call write compressed
error = qpdf.write(false);
Assert.AreEqual(0, error);
Assert.IsFalse(qpdf.has_error());
Assert.IsTrue(File.Exists(targetFile), "Target file does not exist");
FileInfo targetFileInfo = new FileInfo(targetFile);
Assert.IsNotNull(targetFileInfo, "Could not read target file info");
Assert.IsTrue(targetFileInfo.Length > 20000, "Target file is too small");
qpdf.cleanup();
Assert.AreEqual(qpdf.getContext(), IntPtr.Zero);
// read the file again and check if encrypted
this.qpdf = new QpdfAdapter();
success = qpdf.init();
Assert.IsTrue(success);
Assert.IsTrue(qpdf.isInitialized());
Assert.AreNotEqual(qpdf.getContext(), IntPtr.Zero);
error = qpdf.read(targetFile, password);
Assert.AreEqual(0, error, "PDF Read failed");
Assert.IsFalse(qpdf.has_error());
Assert.IsTrue(qpdf.isEncrypted(), "output file is not showing as encrypted after loading again");
qpdf.cleanup();
Assert.AreEqual(qpdf.getContext(), IntPtr.Zero);
}
public void ReadWritePDF()
{
string inPdf = "Skyhigh-Secure-Datasheet-0214.pdf";
string sourcePdfFile = Path.Combine(this.pdfRessources, inPdf);
// Set source and target folders
string targetFolder = testRessources;
var method = System.Reflection.MethodBase.GetCurrentMethod().Name;
string targetFileComp = Path.Combine(outDir, string.Concat(DateTime.Now.ToString("yyyyMMdd"), "_" + method + "_compressed.pdf"));
string targetFileUnComp = Path.Combine(outDir, string.Concat(DateTime.Now.ToString("yyyyMMdd"), "_" + method + "_uncompressed.pdf"));
Assert.IsTrue(File.Exists(sourcePdfFile), "Source file doesn't exist");
if (File.Exists(targetFileComp))
{
File.Delete(targetFileComp);
}
Assert.IsFalse(File.Exists(targetFileComp));
if (File.Exists(targetFileUnComp))
{
File.Delete(targetFileUnComp);
}
Assert.IsFalse(File.Exists(targetFileUnComp));
//call init
bool success = qpdf.init();
Assert.IsTrue(success);
Assert.IsTrue(qpdf.isInitialized());
Assert.AreNotEqual(qpdf.getContext(), IntPtr.Zero);
// read file
int error = qpdf.read(sourcePdfFile);
Assert.AreEqual(0, error);
bool hasError = qpdf.has_error();
Assert.IsFalse(hasError);
//
bool encrypted = qpdf.isEncrypted();
Assert.IsFalse(encrypted, "lib claims file is encrypted but isn't");
//call write uncompressed
error = qpdf.writeSimple(targetFileUnComp, false);
Assert.AreEqual(0, error);
hasError = qpdf.has_error();
Assert.IsFalse(hasError);
Assert.IsTrue(File.Exists(targetFileUnComp), "target file uncomp does not exist after write");
//call write compressed
error = qpdf.writeSimple(targetFileComp);
Assert.AreEqual(0, error);
hasError = qpdf.has_error();
Assert.IsFalse(hasError);
Assert.IsTrue(File.Exists(targetFileComp), "taregt file comp does not exist");
Assert.IsTrue(new FileInfo(targetFileComp).Length < new FileInfo(targetFileUnComp).Length, "Uncompressed file is not smaller than the compressed file");
qpdf.cleanup();
Assert.AreEqual(qpdf.getContext(), IntPtr.Zero);
}