public static void Run()
{
try
{
// ExStart:SuppressLocationAndReason
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_AsposePdfFacades_SecuritySignatures();
string inPfxFile = dataDir + "certificate.pfx";
string inFile = dataDir + "input.pdf";
string outFile = dataDir + "output.pdf";
using (Aspose.Pdf.Facades.PdfFileSignature pdfSign = new Aspose.Pdf.Facades.PdfFileSignature())
{
pdfSign.BindPdf(inFile);
//create a rectangle for signature location
System.Drawing.Rectangle rect = new System.Drawing.Rectangle(100, 100, 200, 100);
//create any of the three signature types
PKCS1 signature = new PKCS1(inPfxFile, "12345");
// sign the PDF file
pdfSign.Sign(1, "", "Contact", "", true, rect, signature);
//save output PDF file
pdfSign.Save(outFile);
}
// ExEnd:SuppressLocationAndReason
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
public static void Run()
{
try
{
// ExStart:ChangeLanguageInDigitalSignText
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_AsposePdfFacades_SecuritySignatures();
string inPfxFile = dataDir + "certificate.pfx";
string inFile = dataDir + "input.pdf";
string outFile = dataDir + "output.pdf";
using (Aspose.Pdf.Facades.PdfFileSignature pdfSign = new Aspose.Pdf.Facades.PdfFileSignature())
{
pdfSign.BindPdf(inFile);
//create a rectangle for signature location
System.Drawing.Rectangle rect = new System.Drawing.Rectangle(310, 45, 200, 50);
//create any of the three signature types
PKCS7 pkcs = new PKCS7(inPfxFile, "12345");
pkcs.Reason = "Pruebas Firma";
pkcs.ContactInfo = "Contacto Pruebas";
pkcs.Location = "Población (Provincia)";
pkcs.Date = DateTime.Now;
SignatureCustomAppearance signatureCustomAppearance = new SignatureCustomAppearance();
signatureCustomAppearance.DateSignedAtLabel = "Fecha";
signatureCustomAppearance.DigitalSignedLabel = "Digitalmente firmado por";
signatureCustomAppearance.ReasonLabel = "Razón";
signatureCustomAppearance.LocationLabel = "Localización";
signatureCustomAppearance.FontFamilyName = "Arial";
signatureCustomAppearance.FontSize = 10d;
signatureCustomAppearance.Culture = CultureInfo.InvariantCulture;
signatureCustomAppearance.DateTimeFormat = "yyyy.MM.dd HH:mm:ss";
pkcs.CustomAppearance = signatureCustomAppearance;
// sign the PDF file
pdfSign.Sign(1, true, rect, pkcs);
//save output PDF file
pdfSign.Save(outFile);
// ExEnd:ChangeLanguageInDigitalSignText
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
internal static void SignPdfDocument(string filename, string certificate, string password)
{
var path = $"original\\{filename}";
var certPath = $"certificates\\{certificate}";
var authority = "Υπουργείο Εσωτερικών";
var contactInfo = "Ιωάννου Κωνσταντίνος";
var location = "Αθήνα";
var reason = "ΑΠ: 4322/12";
using (Aspose.Pdf.Document doc = new Aspose.Pdf.Document(path))
{
var signature = new Aspose.Pdf.Facades.PdfFileSignature(doc);
// Create digital signature
PKCS7 sig = new PKCS7(certPath, password); // Use PKCS7/PKCS7Detached objects
sig.Authority = authority;
sig.ContactInfo = contactInfo;
sig.Location = location;
sig.Reason = reason;
sig.ShowProperties = false;
// Set signature position
var size = 50;
var llx = doc.Pages[1].Rect.URX - size - 10;
var lly = doc.Pages[1].Rect.URY - size - 10;
var urx = doc.Pages[1].Rect.URX - 10;
var ury = doc.Pages[1].Rect.URY - 10;
var rect = new Aspose.Pdf.Rectangle(llx, lly, urx, ury);
// Set signature background image
var lines = new List <string>()
{
authority, reason, contactInfo, location
};
signature.SignatureAppearanceStream = createSigningImage("sign_stamp.png", lines);
// Sign the document
signature.Sign(1, true, rect.ToRect(), sig);
// Save output PDF file
var outputPath = $"revised\\signed_{filename}";
signature.Save(outputPath);
}
Console.WriteLine("signed....");
}
internal static void ExportPdfFile(string filename)
{
try
{
var path = $"original\\{filename}";
var author = "Ευάγγελος Λιάτσας";
var docid = Guid.NewGuid();
var title = filename + " - Δοκιμή PDF διαχείριση";
var document = new Aspose.Pdf.Document(path);
// Check for password protection
var info = new Aspose.Pdf.Facades.PdfFileInfo(document);
// Determine if the source PDF is encrypted
if (info.IsEncrypted)
{
throw new Exception("The PDF file is password protected...");
}
var pdfSign = new Aspose.Pdf.Facades.PdfFileSignature(document);
if (pdfSign.ContainsSignature())
{
var signees = pdfSign.GetSignNames();
foreach (var signee in signees)
{
Console.WriteLine($"Is digitally signed by {signee} ...");
}
}
else
{
// add footer to each sheet
var footerText = string.Empty;
if (author != null)
{
footerText = String.Format("Διανομή μέσω 'ΙΡΙΔΑ' με UID: {0} στις {1}", docid, DateTime.Now.ToString("dd/MM/yy HH:mm"));
}
// Create footer
Aspose.Pdf.TextStamp textStamp = new Aspose.Pdf.TextStamp(footerText);
// Set properties of the stamp
textStamp.BottomMargin = 10;
textStamp.HorizontalAlignment = Aspose.Pdf.HorizontalAlignment.Center;
textStamp.VerticalAlignment = Aspose.Pdf.VerticalAlignment.Bottom;
// Add footer on all pages
foreach (Aspose.Pdf.Page page in document.Pages)
{
page.AddStamp(textStamp);
}
Console.WriteLine("added footer ...");
}
//set file metadata
document.Info.Title = title;
if (author != null)
{
document.Info.Author = author;
}
var final = new MemoryStream();
document.Save(final);
using (FileStream file = new FileStream($"revised\\export_{filename}", FileMode.Create, System.IO.FileAccess.Write))
final.WriteTo(file);
}
catch (Exception exc)
{
Console.WriteLine(exc);
}
}
