void oldVerify()
{
bool hasCert = false;
bool verifiedCert = false;
// Load PDF document
using (Document pdfDocument = new Document("c:\\temp\\valid signed contract.pdf"))
{
using (PdfFileSignature signature = new PdfFileSignature(pdfDocument))
{
IList <string> sigNames = signature.GetSignNames();
if (sigNames.Count > 0) // Any signatures?
{
verifiedCert = signature.VerifySignature(sigNames[0] as string);
if (signature.VerifySigned(sigNames[0] as string)) // Verify first one
{
if (signature.IsCertified) // Certified?
{
if (signature.GetAccessPermissions() == DocMDPAccessPermissions.FillingInForms) // Get access permission
{
// Do something
}
}
}
}
}
}
}
public static void VerifySignatures()
{
// ExStart:VerifySignatures
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_AsposePdfFacades_TechnicalArticles();
// Create PdfFileSignature object
PdfFileSignature pdfVerify = new PdfFileSignature();
// Bind input PDF file
pdfVerify.BindPdf(dataDir + "inFile.pdf");
// Check if PDF contains signature
bool isSigned = pdfVerify.ContainsSignature();
// All signatures have names Signaure#, this names kit generates automatically
bool isSignatureVerified = pdfVerify.VerifySignature("Signature1");
// However we can set necessary name manualy if we use signature fields (see below)
bool isSignatureVerified2 = pdfVerify.VerifySignature("Signature from Alice");
// ExEnd:VerifySignatures
}
public static void VerifySignatures()
{
// ExStart:VerifySignatures
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_AsposePdfFacades_TechnicalArticles();
// Create PdfFileSignature object
PdfFileSignature pdfVerify = new PdfFileSignature();
// Bind input PDF file
pdfVerify.BindPdf(dataDir + "inFile.pdf");
// Check if PDF contains signature
bool isSigned = pdfVerify.ContainsSignature();
// All signatures have names Signaure#, this names kit generates automatically
bool isSignatureVerified = pdfVerify.VerifySignature("Signature1");
// However we can set necessary name manualy if we use signature fields (see below)
bool isSignatureVerified2 = pdfVerify.VerifySignature("Signature from Alice");
// ExEnd:VerifySignatures
}
private static void Run_34561_tests()
{
// ExStart:Run_34561_tests
new License().SetLicense(@"E:\Aspose.Pdf.lic");
string inSingleSignedFile = @"C:\pdftest\PDFNEWNET_34561_SingleSigned.pdf";
string outSingleUnsignedFile = @"C:\pdftest\PDFNEWNET_34561_SingleUnSigned.pdf";
string inOutSingleResignedFile = @"C:\pdftest\PDFNEWNET_34561_SingleReSigned.pdf";
PdfFileSignature pdfSignSingle = new PdfFileSignature();
pdfSignSingle.BindPdf(inSingleSignedFile);
IList names = pdfSignSingle.GetSignNames();
Stream pfx = new FileStream(@"C:\pdftest\test1.pfx", FileMode.Open);
PKCS7 pcks = new PKCS7(pfx, "test1");
string sigNameSingle = names[0] as string;
if (sigNameSingle != null && sigNameSingle != string.Empty)
{
pdfSignSingle.RemoveSignature(sigNameSingle, false);
pdfSignSingle.Save(outSingleUnsignedFile);
PdfFileSignature pdfSignSingle2 = new PdfFileSignature();
pdfSignSingle2.BindPdf(outSingleUnsignedFile);
pdfSignSingle2.SignatureAppearance = @"C:\pdftest\butterfly.jpg";
pdfSignSingle2.Sign("Signature1", pcks);
pdfSignSingle2.Save(inOutSingleResignedFile);
pdfSignSingle2.BindPdf(inOutSingleResignedFile);
// Assert.True(pdfSignSingle2.VerifySignature("Signature1"));
Console.Write("Signature 1 check result : " + pdfSignSingle2.VerifySignature("Signature1").ToString() + " \n");
}
// Test file with multiple signatures
string outManyUnsignedFile = @"C:\pdftest\PDFNEWNET_34561_ManyUnSigned.pdf";
string inOutManyResignedFile = @"C:\pdftest\PDFNEWNET_34561_ManyReSigned.pdf";
PdfFileSignature pdfSignMany = new Aspose.Pdf.Facades.PdfFileSignature();
IList sigNames = pdfSignMany.GetSignNames();
foreach (string sigName in sigNames)
{
pdfSignMany.RemoveSignature(sigName, false);
}
pdfSignMany.Save(outManyUnsignedFile);
PdfFileSignature pdfSignMany2 = new PdfFileSignature();
pdfSignMany2.BindPdf(outManyUnsignedFile);
pdfSignMany2.Sign("Signature1", pcks);
pdfSignMany2.Save(inOutManyResignedFile);
pdfSignMany2.BindPdf(inOutSingleResignedFile);
// Assert.IsTrue(pdfSignMany2.VerifySignature("Signature1"));
Console.Write("Signature 2 check result : " + pdfSignMany2.VerifySignature("Signature1").ToString() + " ");
// ExEnd:Run_34561_tests
}
private static void Run_34561_tests()
{
// ExStart:Run_34561_tests
new License().SetLicense(@"E:\Aspose.Pdf.lic");
string inSingleSignedFile = @"C:\pdftest\PDFNEWNET_34561_SingleSigned.pdf";
string outSingleUnsignedFile = @"C:\pdftest\PDFNEWNET_34561_SingleUnSigned.pdf";
string inOutSingleResignedFile = @"C:\pdftest\PDFNEWNET_34561_SingleReSigned.pdf";
PdfFileSignature pdfSignSingle = new PdfFileSignature();
pdfSignSingle.BindPdf(inSingleSignedFile);
IList names = pdfSignSingle.GetSignNames();
Stream pfx = new FileStream(@"C:\pdftest\test1.pfx", FileMode.Open);
PKCS7 pcks = new PKCS7(pfx, "test1");
string sigNameSingle = names[0] as string;
if (sigNameSingle != null && sigNameSingle != string.Empty)
{
pdfSignSingle.RemoveSignature(sigNameSingle, false);
pdfSignSingle.Save(outSingleUnsignedFile);
PdfFileSignature pdfSignSingle2 = new PdfFileSignature();
pdfSignSingle2.BindPdf(outSingleUnsignedFile);
pdfSignSingle2.SignatureAppearance = @"C:\pdftest\butterfly.jpg";
pdfSignSingle2.Sign("Signature1", pcks);
pdfSignSingle2.Save(inOutSingleResignedFile);
pdfSignSingle2.BindPdf(inOutSingleResignedFile);
// Assert.True(pdfSignSingle2.VerifySignature("Signature1"));
Console.Write("Signature 1 check result : " + pdfSignSingle2.VerifySignature("Signature1").ToString() + " \n");
}
// Test file with multiple signatures
string outManyUnsignedFile = @"C:\pdftest\PDFNEWNET_34561_ManyUnSigned.pdf";
string inOutManyResignedFile = @"C:\pdftest\PDFNEWNET_34561_ManyReSigned.pdf";
PdfFileSignature pdfSignMany = new Aspose.Pdf.Facades.PdfFileSignature();
IList sigNames = pdfSignMany.GetSignNames();
foreach (string sigName in sigNames)
{
pdfSignMany.RemoveSignature(sigName, false);
}
pdfSignMany.Save(outManyUnsignedFile);
PdfFileSignature pdfSignMany2 = new PdfFileSignature();
pdfSignMany2.BindPdf(outManyUnsignedFile);
pdfSignMany2.Sign("Signature1", pcks);
pdfSignMany2.Save(inOutManyResignedFile);
pdfSignMany2.BindPdf(inOutSingleResignedFile);
// Assert.IsTrue(pdfSignMany2.VerifySignature("Signature1"));
Console.Write("Signature 2 check result : " + pdfSignMany2.VerifySignature("Signature1").ToString() + " ");
// ExEnd:Run_34561_tests
}
public static void Run()
{
// ExStart:1
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_AsposePdf_SecuritySignatures();
File.Copy(dataDir + "blank.pdf", dataDir + "externalSignature1.pdf", true);
using (FileStream fs = new FileStream(dataDir + "externalSignature1.pdf", FileMode.Open, FileAccess.ReadWrite))
{
using (Document doc = new Document(fs))
{
SignatureField field1 = new SignatureField(doc.Pages[1], new Rectangle(100, 400, 10, 10));
// Sign with certificate selection in the windows certificate store
System.Security.Cryptography.X509Certificates.X509Store store = new System.Security.Cryptography.X509Certificates.X509Store(System.Security.Cryptography.X509Certificates.StoreLocation.CurrentUser);
store.Open(System.Security.Cryptography.X509Certificates.OpenFlags.ReadOnly);
// Manually chose the certificate in the store
System.Security.Cryptography.X509Certificates.X509Certificate2Collection sel = System.Security.Cryptography.X509Certificates.X509Certificate2UI.SelectFromCollection(store.Certificates, null, null, System.Security.Cryptography.X509Certificates.X509SelectionFlag.SingleSelection);
Aspose.Pdf.Forms.ExternalSignature externalSignature = new Aspose.Pdf.Forms.ExternalSignature(sel[0])
{
Authority = "Me",
Reason = "Reason",
ContactInfo = "Contact"
};
field1.PartialName = "sig1";
doc.Form.Add(field1, 1);
field1.Sign(externalSignature);
doc.Save();
}
}
using (PdfFileSignature pdfSign = new PdfFileSignature(new Document(dataDir + "externalSignature1.pdf")))
{
IList <string> sigNames = pdfSign.GetSignNames();
for (int index = 0; index <= sigNames.Count - 1; index++)
{
if (!pdfSign.VerifySigned(sigNames[index]) || !pdfSign.VerifySignature(sigNames[index]))
{
throw new ApplicationException("Not verified");
}
}
}
// ExEnd:1
}
public static void Run()
{
try
{
// ExStart:VerifyValidSignature
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_AsposePdfFacades_SecuritySignatures();
PdfFileSignature pdfSign = new PdfFileSignature();
pdfSign.BindPdf(dataDir + "DigitallySign.pdf");
if (pdfSign.VerifySignature("Signature1"))
{
Console.WriteLine("Signature Verified");
}
// ExEnd:VerifyValidSignature
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
public static void Run()
{
try
{
// ExStart:VerifyValidSignature
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_AsposePdfFacades_SecuritySignatures();
PdfFileSignature pdfSign = new PdfFileSignature();
pdfSign.BindPdf(dataDir + "DigitallySign.pdf");
if (pdfSign.VerifySignature("Signature1"))
{
Console.WriteLine("Signature Verified");
}
// ExEnd:VerifyValidSignature
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
