/**
* DSS - Digital Signature Services
* Copyright (C) 2015 European Commission, provided under the CEF programme
*
* This file is part of the "DSS - Digital Signature Services" project.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package eu.europa.esig.dss.pades.signature;
import static org.junit.Assert.assertTrue;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.util.Date;
import java.util.List;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.interactive.digitalsignature.PDSignature;
import org.junit.Before;
import eu.europa.esig.dss.DSSDocument;
import eu.europa.esig.dss.DSSException;
import eu.europa.esig.dss.DSSUtils;
import eu.europa.esig.dss.DigestAlgorithm;
import eu.europa.esig.dss.FileDocument;
import eu.europa.esig.dss.MimeType;
import eu.europa.esig.dss.SignatureAlgorithm;
import eu.europa.esig.dss.SignatureLevel;
import eu.europa.esig.dss.pades.PAdESSignatureParameters;
import eu.europa.esig.dss.signature.DocumentSignatureService;
import eu.europa.esig.dss.test.gen.CertificateService;
import eu.europa.esig.dss.test.mock.MockPrivateKeyEntry;
import eu.europa.esig.dss.test.mock.MockTSPSource;
import eu.europa.esig.dss.utils.Utils;
import eu.europa.esig.dss.validation.CertificateVerifier;
import eu.europa.esig.dss.validation.CommonCertificateVerifier;
public class PAdESLevelLTTest extends AbstractPAdESTestSignature {
private DocumentSignatureService<PAdESSignatureParameters> service;
private PAdESSignatureParameters signatureParameters;
private DSSDocument documentToSign;
private MockPrivateKeyEntry privateKeyEntry;
@Before
public void init() throws Exception {
documentToSign = new FileDocument(new File("src/test/resources/sample.pdf"));
CertificateService certificateService = new CertificateService();
privateKeyEntry = certificateService.generateCertificateChain(SignatureAlgorithm.RSA_SHA256);
signatureParameters = new PAdESSignatureParameters();
signatureParameters.bLevel().setSigningDate(new Date());
signatureParameters.setSigningCertificate(privateKeyEntry.getCertificate());
signatureParameters.setCertificateChain(privateKeyEntry.getCertificateChain());
signatureParameters.setSignatureLevel(SignatureLevel.PAdES_BASELINE_LT);
CertificateVerifier certificateVerifier = new CommonCertificateVerifier();
service = new PAdESService(certificateVerifier);
service.setTspSource(new MockTSPSource(certificateService.generateTspCertificate(SignatureAlgorithm.RSA_SHA1)));
}
@Override
protected void onDocumentSigned(byte[] byteArray) {
try {
ByteArrayInputStream bais = new ByteArrayInputStream(byteArray);
PDDocument pdDoc = PDDocument.load(bais);
List<PDSignature> sigs = pdDoc.getSignatureDictionaries();
PDSignature pdSignature = sigs.get(0);
byte[] contents = pdSignature.getContents(byteArray);
byte[] digest = DSSUtils.digest(DigestAlgorithm.SHA1, contents);
String hex = Utils.toHex(digest);
String pdfString = new String(byteArray, "UTF-8");
assertTrue(pdfString.contains(Utils.upperCase(hex)));
} catch (Exception e) {
throw new DSSException(e);
}
}
@Override
protected DocumentSignatureService<PAdESSignatureParameters> getService() {
return service;
}
@Override
protected PAdESSignatureParameters getSignatureParameters() {
return signatureParameters;
}
@Override
protected MimeType getExpectedMime() {
return MimeType.PDF;
}
@Override
protected boolean isBaselineT() {
return true;
}
@Override
protected boolean isBaselineLTA() {
return false;
}
@Override
protected DSSDocument getDocumentToSign() {
return documentToSign;
}
@Override
protected MockPrivateKeyEntry getPrivateKeyEntry() {
return privateKeyEntry;
}
}