/*
 * DSS - Digital Signature Services
 *
 * Copyright (C) 2013 European Commission, Directorate-General Internal Market and Services (DG MARKT), B-1049 Bruxelles/Brussel
 *
 * Developed by: 2013 ARHS Developments S.A. (rue Nicolas Bové 2B, L-1253 Luxembourg) http://www.arhs-developments.com
 *
 * This file is part of the "DSS - Digital Signature Services" project.
 *
 * "DSS - Digital Signature Services" 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.
 *
 * DSS 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
 * "DSS - Digital Signature Services".  If not, see <http://www.gnu.org/licenses/>.
 */

package eu.europa.ec.markt.dss.signature.xades;

import org.apache.xml.security.Init;

import eu.europa.ec.markt.dss.exception.DSSException;
import eu.europa.ec.markt.dss.parameter.SignatureParameters;
import eu.europa.ec.markt.dss.signature.DSSDocument;
import eu.europa.ec.markt.dss.validation102853.CertificateVerifier;

/**
 * Contains B level baseline profile for XAdES signature.
 *
 * @version $Revision: 2688 $ - $Date: 2013-10-02 16:48:13 +0200 (Wed, 02 Oct 2013) $
 */

public class XAdESLevelBaselineB {

	static {

		Init.init();
	}

	/**
	 * the reference to the {@code CertificateVerifier} which provides information on the sources to be used in the validation process in the context of a signature.
	 */
	CertificateVerifier certificateVerifier;

	/**
	 * The default constructor for XAdESLevelBaselineB.
	 *
	 * @param certificateVerifier
	 */
	public XAdESLevelBaselineB(final CertificateVerifier certificateVerifier) {

		this.certificateVerifier = certificateVerifier;
	}

	/**
	 * Returns the canonicalized <ds:SignedInfo> XML segment under the form of InputStream
	 *
	 * @param dssDocument The original dssDocument to sign.
	 * @param parameters  set of the driving signing parameters
	 * @return bytes
	 */
	public byte[] getDataToSign(final DSSDocument dssDocument, final SignatureParameters parameters) throws DSSException {

		final SignatureBuilder signatureBuilder = SignatureBuilder.getSignatureBuilder(parameters, dssDocument, certificateVerifier);
		parameters.getContext().setBuilder(signatureBuilder);
		final byte[] dataToSign = signatureBuilder.build();
		return dataToSign;
	}

	/**
	 * Adds the signature value to the signature.
	 *
	 * @param document       the original document to sign.
	 * @param parameters     set of the driving signing parameters
	 * @param signatureValue array of bytes representing the signature value.
	 * @return
	 * @throws DSSException
	 */
	public DSSDocument signDocument(final DSSDocument document, final SignatureParameters parameters, final byte[] signatureValue) throws DSSException {

		SignatureBuilder builder = parameters.getContext().getBuilder();
		if (builder != null) {

			builder = parameters.getContext().getBuilder();
		} else {

			builder = SignatureBuilder.getSignatureBuilder(parameters, document, certificateVerifier);
		}
		final DSSDocument dssDocument = builder.signDocument(signatureValue);
		parameters.getContext().setBuilder(builder);
		return dssDocument;
	}
}