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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* 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 .
*/
#include "framework/signaturecreatorimpl.hxx"
#include <com/sun/star/xml/crypto/XXMLSignatureTemplate.hpp>
#include <com/sun/star/xml/wrapper/XXMLElementWrapper.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <comphelper/processfactory.hxx>
#include <cppuhelper/supportsservice.hxx>
#include <osl/diagnose.h>
using namespace com::sun::star::uno;
namespace cssu = com::sun::star::uno;
namespace cssl = com::sun::star::lang;
namespace cssxc = com::sun::star::xml::crypto;
namespace cssxw = com::sun::star::xml::wrapper;
#define IMPLEMENTATION_NAME "com.sun.star.xml.security.framework.SignatureCreatorImpl"
SignatureCreatorImpl::SignatureCreatorImpl()
: SignatureCreatorImpl_Base(), m_nIdOfBlocker(-1)
{
}
SignatureCreatorImpl::~SignatureCreatorImpl( )
{
}
bool SignatureCreatorImpl::checkReady() const
/****** SignatureCreatorImpl/checkReady **************************************
*
* NAME
* checkReady -- checks the conditions for the signature generation.
*
* SYNOPSIS
* bReady = checkReady( );
*
* FUNCTION
* checks whether all following conditions are satisfied:
* 1. the result listener is ready;
* 2. the id of the template blocker is known;
* 3. the SignatureEngine is ready.
*
* RESULT
* bReady - true if all conditions are satisfied, false otherwise
******************************************************************************/
{
return (m_xResultListener.is() &&
(m_nIdOfBlocker != -1) &&
SignatureEngine::checkReady());
}
void SignatureCreatorImpl::notifyResultListener() const
/****** SignatureCreatorImpl/notifyResultListener *****************************
*
* NAME
* notifyResultListener -- notifies the listener about the signature
* creation result.
******************************************************************************/
{
cssu::Reference< cssxc::sax::XSignatureCreationResultListener >
xSignatureCreationResultListener ( m_xResultListener , cssu::UNO_QUERY ) ;
xSignatureCreationResultListener->signatureCreated( m_nSecurityId, m_nStatus );
}
void SignatureCreatorImpl::startEngine( const cssu::Reference<
cssxc::XXMLSignatureTemplate >&
xSignatureTemplate)
/****** SignatureCreatorImpl/startEngine *************************************
*
* NAME
* startEngine -- generates the signature.
*
* SYNOPSIS
* startEngine( xSignatureTemplate );
*
* FUNCTION
* generates the signature element, then if succeeds, updates the link
* of old template element to the new signature element in
* SAXEventKeeper.
*
* INPUTS
* xSignatureTemplate - the signature template (along with all referenced
* elements) to be signed.
******************************************************************************/
{
cssu::Reference< cssxc::XXMLSignatureTemplate > xResultTemplate;
try
{
xResultTemplate = m_xXMLSignature->generate(xSignatureTemplate, m_xSecurityEnvironment);
m_nStatus = xResultTemplate->getStatus();
}
catch( cssu::Exception& )
{
m_nStatus = cssxc::SecurityOperationStatus_RUNTIMEERROR_FAILED;
}
if (m_nStatus == cssxc::SecurityOperationStatus_OPERATION_SUCCEEDED)
{
cssu::Reference < cssxw::XXMLElementWrapper > xResultSignature = xResultTemplate->getTemplate();
m_xSAXEventKeeper->setElement(m_nIdOfTemplateEC, xResultSignature);
}
}
void SignatureCreatorImpl::clearUp() const
/****** SignatureCreatorImpl/clearUp *****************************************
*
* NAME
* clearUp -- clear up all resources used by the signature generation.
*
* SYNOPSIS
* clearUp( );
*
* FUNCTION
* cleaning resources up includes:
* 1. SignatureEngine's clearing up;
* 2. releases the Blocker for the signature template element.
******************************************************************************/
{
SignatureEngine::clearUp();
if (m_nIdOfBlocker != -1)
{
m_xSAXEventKeeper->removeBlocker(m_nIdOfBlocker);
}
}
/* XBlockerMonitor */
void SAL_CALL SignatureCreatorImpl::setBlockerId( sal_Int32 id )
{
m_nIdOfBlocker = id;
tryToPerform();
}
/* XSignatureCreationResultBroadcaster */
void SAL_CALL SignatureCreatorImpl::addSignatureCreationResultListener(
const cssu::Reference< cssxc::sax::XSignatureCreationResultListener >& listener )
{
m_xResultListener = listener;
tryToPerform();
}
void SAL_CALL SignatureCreatorImpl::removeSignatureCreationResultListener(
const cssu::Reference< cssxc::sax::XSignatureCreationResultListener >&)
{
}
/* XInitialization */
void SAL_CALL SignatureCreatorImpl::initialize( const cssu::Sequence< cssu::Any >& aArguments )
{
assert(aArguments.getLength() == 5);
OUString ouTempString;
aArguments[0] >>= ouTempString;
m_nSecurityId = ouTempString.toInt32();
aArguments[1] >>= m_xSAXEventKeeper;
aArguments[2] >>= ouTempString;
m_nIdOfTemplateEC = ouTempString.toInt32();
aArguments[3] >>= m_xSecurityEnvironment;
aArguments[4] >>= m_xXMLSignature;
}
OUString SignatureCreatorImpl_getImplementationName ()
{
return OUString ( IMPLEMENTATION_NAME );
}
cssu::Sequence< OUString > SAL_CALL SignatureCreatorImpl_getSupportedServiceNames( )
{
cssu::Sequence<OUString> aRet { "com.sun.star.xml.crypto.sax.SignatureCreator" };
return aRet;
}
cssu::Reference< cssu::XInterface > SAL_CALL SignatureCreatorImpl_createInstance(
const cssu::Reference< cssl::XMultiServiceFactory >& /*xMSF*/ )
{
return static_cast<cppu::OWeakObject*>(new SignatureCreatorImpl);
}
/* XServiceInfo */
OUString SAL_CALL SignatureCreatorImpl::getImplementationName( )
{
return SignatureCreatorImpl_getImplementationName();
}
sal_Bool SAL_CALL SignatureCreatorImpl::supportsService( const OUString& rServiceName )
{
return cppu::supportsService(this, rServiceName);
}
cssu::Sequence< OUString > SAL_CALL SignatureCreatorImpl::getSupportedServiceNames( )
{
return SignatureCreatorImpl_getSupportedServiceNames();
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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