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