/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/


// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_xmlsecurity.hxx"

#include "util.hxx"

#include <stdio.h>
#include <tools/date.hxx>
#include <tools/time.hxx>
#include <cppuhelper/servicefactory.hxx>

#include <xmlsecurity/biginteger.hxx>
#include <xmlsecurity/xmlsignaturehelper.hxx>
#include "xmlsecurity/baseencoding.hxx"

using namespace ::com::sun::star;

int SAL_CALL main( int argc, char **argv )
{
	if( argc < 4 ) 
	{
		fprintf( stderr, "Usage: %s <signature file> <xml stream file> <binary stream file> [<cryptoken>]\n" , argv[0] ) ;
		return -1 ;
	}

	rtl::OUString aSIGFileName = rtl::OUString::createFromAscii(argv[1]);
	rtl::OUString aXMLFileName = rtl::OUString::createFromAscii(argv[2]);
	rtl::OUString aBINFileName = rtl::OUString::createFromAscii(argv[3]);
	rtl::OUString aCryptoToken;
	if ( argc >= 5 )
	    aCryptoToken = rtl::OUString::createFromAscii(argv[4]);
	
	uno::Reference< lang::XMultiServiceFactory > xMSF = CreateDemoServiceFactory();
	
	/*
	 * creates a signature helper
	 */
	XMLSignatureHelper aSignatureHelper( xMSF );
	
	/*
	 * creates a security context.
	 */
	bool bInit = aSignatureHelper.Init( aCryptoToken );
	if ( !bInit )
	{
		fprintf( stderr, "Error initializing security context!\n" );
		return -1;
	}
	
	aSignatureHelper.StartMission();
	
	/*
	 * select a private key certificate
	 */
	sal_Int32 i;
	sal_Int32 nEnvCount = aSignatureHelper.GetSecurityEnvironmentNumber();
	if( nEnvCount == 0 ) 
	{
		fprintf( stdout, "\nNo SecurityEnvironment found!\n" ) ;
		return -1;
	}
	
	uno::Sequence< uno::Reference< xml::crypto::XSecurityEnvironment > > xSecurityEnvironments(nEnvCount) ;
	for( i=0; i < nEnvCount; i++ )
		xSecurityEnvironments[i] = aSignatureHelper.GetSecurityEnvironmentByIndex(i);

	fprintf( stdout, "\nSelect a SecurityEnvironment:\n" ) ;
	for( i = 0; i < nEnvCount; i ++ ) 
		fprintf( stdout, "\n[%d] %s", i+1, rtl::OUStringToOString( xSecurityEnvironments[i]->getSecurityEnvironmentInformation() ,RTL_TEXTENCODING_ASCII_US ).getStr());

	sal_Int32 nEnvIndex = QuerySelectNumber( 1, nEnvCount ) -1;
	
	uno::Reference< ::com::sun::star::security::XCertificate > xPersonalCert = getCertificateFromEnvironment(xSecurityEnvironments[nEnvIndex], true);

	if ( !xPersonalCert.is() )
	{
		fprintf( stdout, "No certificate choosen - exit.\n" );
		return (-2);
	}

	/*
	 * creates a new signature id
	 */
	sal_Int32 nSecurityId = aSignatureHelper.GetNewSecurityId();
	
	/*
	 * configures the X509 certificate
	 */
	aSignatureHelper.SetX509Certificate(
        nSecurityId, nEnvIndex,
        xPersonalCert->getIssuerName(),
        bigIntegerToNumericString( xPersonalCert->getSerialNumber()),
        baseEncode(xPersonalCert->getEncoded(), BASE64));

	/*
	 * configures date/time
	 */
	aSignatureHelper.SetDateTime( nSecurityId, Date(), Time());
	
	/*
	 * signs the xml stream
	 */
	aSignatureHelper.AddForSigning( nSecurityId, aXMLFileName, aXMLFileName, sal_False );
	
	/*
	 * signs the binary stream
	 */
	aSignatureHelper.AddForSigning( nSecurityId, aBINFileName, aBINFileName, sal_True );
	
	/*
	 * creates signature
	 */
	uno::Reference< io::XOutputStream > xOutputStream = OpenOutputStream( aSIGFileName );
	bool bDone = aSignatureHelper.CreateAndWriteSignature( xOutputStream );
	
	if ( !bDone )
	{
		fprintf( stderr, "\nSTATUS: Error creating Signature!\n" );
	}
	else
	{
		fprintf( stdout, "\nSTATUS: Signature successfully created!\n" );
	}

	aSignatureHelper.EndMission();

	QueryPrintSignatureDetails( aSignatureHelper.GetSignatureInformations(), aSignatureHelper.GetSecurityEnvironment() );

	return 0;
}