コード例 #1
0
        static void SignPDF(string in_docpath,
                            string in_approval_field_name,
                            string in_private_key_file_path,
                            string in_keyfile_password,
                            string in_appearance_img_path,
                            string in_outpath)
        {
            Console.Out.WriteLine("================================================================================");
            Console.Out.WriteLine("Signing PDF document");

            // Open an existing PDF
            using (PDFDoc doc = new PDFDoc(in_docpath))
            {
                // Sign the approval signatures.
                Field found_approval_field = doc.GetField(in_approval_field_name);
                DigitalSignatureField found_approval_signature_digsig_field = new DigitalSignatureField(found_approval_field);
                Image           img2 = Image.Create(doc, in_appearance_img_path);
                SignatureWidget found_approval_signature_widget = new SignatureWidget(found_approval_field.GetSDFObj());
                found_approval_signature_widget.CreateSignatureAppearance(img2);

                        #if USE_DOTNET_CRYPTO
                DotNetCryptoSignatureHandler sigHandler   = new DotNetCryptoSignatureHandler(in_private_key_file_path, in_keyfile_password);
                SDF.SignatureHandlerId       sigHandlerId = doc.AddSignatureHandler(sigHandler);
                found_approval_signature_digsig_field.SignOnNextSaveWithCustomHandler(sigHandlerId);
                        #else
                found_approval_signature_digsig_field.SignOnNextSave(in_private_key_file_path, in_keyfile_password);
                        #endif

                doc.Save(in_outpath, SDFDoc.SaveOptions.e_incremental);
            }
            Console.Out.WriteLine("================================================================================");
        }
コード例 #2
0
        static void CertifyPDF(string in_docpath,
                               string in_cert_field_name,
                               string in_private_key_file_path,
                               string in_keyfile_password,
                               string in_appearance_image_path,
                               string in_outpath)
        {
            Console.Out.WriteLine("================================================================================");
            Console.Out.WriteLine("Certifying PDF document");

            // Open an existing PDF
            using (PDFDoc doc = new PDFDoc(in_docpath))
            {
                Console.Out.WriteLine("PDFDoc has " + (doc.HasSignatures() ? "signatures" : "no signatures"));

                Page page1 = doc.GetPage(1);

                // Create a random text field that we can lock using the field permissions feature.
                TextWidget annot1 = TextWidget.Create(doc, new Rect(50, 550, 350, 600), "asdf_test_field");
                page1.AnnotPushBack(annot1);

                /* Create new signature form field in the PDFDoc. The name argument is optional;
                 * leaving it empty causes it to be auto-generated. However, you may need the name for later.
                 * Acrobat doesn't show digsigfield in side panel if it's without a widget. Using a
                 * Rect with 0 width and 0 height, or setting the NoPrint/Invisible flags makes it invisible. */
                DigitalSignatureField certification_sig_field = doc.CreateDigitalSignatureField(in_cert_field_name);
                SignatureWidget       widgetAnnot             = SignatureWidget.Create(doc, new Rect(0, 100, 200, 150), certification_sig_field);
                page1.AnnotPushBack(widgetAnnot);

                // (OPTIONAL) Add an appearance.

                // Widget AP from image
                Image img = Image.Create(doc, in_appearance_image_path);
                widgetAnnot.CreateSignatureAppearance(img);
                // End of optional appearance-adding code.

                // Add permissions. Lock the random text field.
                Console.Out.WriteLine("Adding document permissions.");
                certification_sig_field.SetDocumentPermissions(DigitalSignatureField.DocumentPermissions.e_annotating_formfilling_signing_allowed);
                Console.Out.WriteLine("Adding field permissions.");
                string[] fields_to_lock = new string[1];
                fields_to_lock[0] = "asdf_test_field";
                certification_sig_field.SetFieldPermissions(DigitalSignatureField.FieldPermissions.e_include, fields_to_lock);

                        #if USE_DOTNET_CRYPTO
                DotNetCryptoSignatureHandler sigHandler   = new DotNetCryptoSignatureHandler(in_private_key_file_path, in_keyfile_password);
                SDF.SignatureHandlerId       sigHandlerId = doc.AddSignatureHandler(sigHandler);
                found_approval_signature_digsig_field.CertifyOnNextSaveWithCustomHandler(sigHandlerId);
                        #else
                certification_sig_field.CertifyOnNextSave(in_private_key_file_path, in_keyfile_password);
                        #endif

                ///// (OPTIONAL) Add more information to the signature dictionary.
                certification_sig_field.SetLocation("Vancouver, BC");
                certification_sig_field.SetReason("Document certification.");
                certification_sig_field.SetContactInfo("www.pdftron.com");
                ///// End of optional sig info code.

                // Save the PDFDoc. Once the method below is called, PDFNetC will also sign the document using the information provided.
                doc.Save(in_outpath, 0);
            }

            Console.Out.WriteLine("================================================================================");
        }