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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_package.hxx"
#include <ManifestExport.hxx>
#include <ManifestDefines.hxx>
#ifndef _COM_SUN_STAR_XML_SAX_XATTRIBUTELIST_HXX
#include <com/sun/star/xml/sax/XAttributeList.hpp>
#endif
#include <rtl/ustrbuf.hxx>
#ifndef _BASE64_CODEC_HXX_
#include <Base64Codec.hxx>
#endif
#include <com/sun/star/xml/sax/XExtendedDocumentHandler.hpp>
#ifndef _COM_SUN_STAR_XML_SAX_XDOCUMENTHANDLER_HXX
#include <com/sun/star/xml/sax/XDocumentHandler.hpp>
#endif
#ifndef _COM_SUN_STAR_XML_BEANS_PROPERTYVALUE_HPP
#include <com/sun/star/beans/PropertyValue.hpp>
#endif
#include <comphelper/documentconstants.hxx>
#include <comphelper/attributelist.hxx>
using namespace rtl;
using namespace com::sun::star::beans;
using namespace com::sun::star::uno;
using namespace com::sun::star::xml::sax;
ManifestExport::ManifestExport(Reference < XDocumentHandler > xHandler, const Sequence < Sequence < PropertyValue > > &rManList )
{
const OUString sFileEntryElement ( RTL_CONSTASCII_USTRINGPARAM ( ELEMENT_FILE_ENTRY ) );
const OUString sManifestElement ( RTL_CONSTASCII_USTRINGPARAM ( ELEMENT_MANIFEST ) );
const OUString sEncryptionDataElement( RTL_CONSTASCII_USTRINGPARAM ( ELEMENT_ENCRYPTION_DATA ) );
const OUString sAlgorithmElement ( RTL_CONSTASCII_USTRINGPARAM ( ELEMENT_ALGORITHM ) );
const OUString sStartKeyGenerationElement ( RTL_CONSTASCII_USTRINGPARAM ( ELEMENT_START_KEY_GENERATION ) );
const OUString sKeyDerivationElement( RTL_CONSTASCII_USTRINGPARAM ( ELEMENT_KEY_DERIVATION ) );
const OUString sCdataAttribute ( RTL_CONSTASCII_USTRINGPARAM ( ATTRIBUTE_CDATA ) );
const OUString sMediaTypeAttribute ( RTL_CONSTASCII_USTRINGPARAM ( ATTRIBUTE_MEDIA_TYPE ) );
const OUString sVersionAttribute ( RTL_CONSTASCII_USTRINGPARAM ( ATTRIBUTE_VERSION ) );
const OUString sFullPathAttribute ( RTL_CONSTASCII_USTRINGPARAM ( ATTRIBUTE_FULL_PATH ) );
const OUString sSizeAttribute ( RTL_CONSTASCII_USTRINGPARAM ( ATTRIBUTE_SIZE ) );
const OUString sKeySizeAttribute ( RTL_CONSTASCII_USTRINGPARAM ( ATTRIBUTE_KEY_SIZE ) );
const OUString sSaltAttribute ( RTL_CONSTASCII_USTRINGPARAM ( ATTRIBUTE_SALT ) );
const OUString sInitialisationVectorAttribute ( RTL_CONSTASCII_USTRINGPARAM ( ATTRIBUTE_INITIALISATION_VECTOR ) );
const OUString sIterationCountAttribute ( RTL_CONSTASCII_USTRINGPARAM ( ATTRIBUTE_ITERATION_COUNT ) );
const OUString sAlgorithmNameAttribute ( RTL_CONSTASCII_USTRINGPARAM ( ATTRIBUTE_ALGORITHM_NAME ) );
const OUString sStartKeyGenerationNameAttribute ( RTL_CONSTASCII_USTRINGPARAM ( ATTRIBUTE_START_KEY_GENERATION_NAME ) );
const OUString sKeyDerivationNameAttribute ( RTL_CONSTASCII_USTRINGPARAM ( ATTRIBUTE_KEY_DERIVATION_NAME ) );
const OUString sChecksumTypeAttribute ( RTL_CONSTASCII_USTRINGPARAM ( ATTRIBUTE_CHECKSUM_TYPE ) );
const OUString sChecksumAttribute ( RTL_CONSTASCII_USTRINGPARAM ( ATTRIBUTE_CHECKSUM) );
const OUString sFullPathProperty ( RTL_CONSTASCII_USTRINGPARAM ( "FullPath" ) );
const OUString sVersionProperty ( RTL_CONSTASCII_USTRINGPARAM ( "Version" ) );
const OUString sMediaTypeProperty ( RTL_CONSTASCII_USTRINGPARAM ( "MediaType" ) );
const OUString sIterationCountProperty ( RTL_CONSTASCII_USTRINGPARAM ( "IterationCount" ) );
const OUString sSaltProperty ( RTL_CONSTASCII_USTRINGPARAM ( "Salt" ) );
const OUString sInitialisationVectorProperty( RTL_CONSTASCII_USTRINGPARAM ( "InitialisationVector" ) );
const OUString sSizeProperty ( RTL_CONSTASCII_USTRINGPARAM ( "Size" ) );
const OUString sDigestProperty ( RTL_CONSTASCII_USTRINGPARAM ( "Digest" ) );
const OUString sWhiteSpace ( RTL_CONSTASCII_USTRINGPARAM ( " " ) );
const OUString sBlowfish ( RTL_CONSTASCII_USTRINGPARAM ( "Blowfish CFB" ) );
const OUString sPBKDF2 ( RTL_CONSTASCII_USTRINGPARAM ( "PBKDF2" ) );
const OUString sChecksumType ( RTL_CONSTASCII_USTRINGPARAM ( CHECKSUM_TYPE ) );
const OUString sStartKeySize ( RTL_CONSTASCII_USTRINGPARAM ( START_KEY_SIZE ) );
const OUString sDerivedKeySize ( RTL_CONSTASCII_USTRINGPARAM ( DERIVED_KEY_SIZE ) );
const OUString sSHA1 ( RTL_CONSTASCII_USTRINGPARAM ( ALGORITHM_SHA1 ) );
::comphelper::AttributeList * pRootAttrList = new ::comphelper::AttributeList;
const Sequence < PropertyValue > *pSequence = rManList.getConstArray();
const sal_uInt32 nManLength = rManList.getLength();
// find the mediatype of the document if any
OUString aDocMediaType;
OUString aDocVersion;
for (sal_uInt32 nInd = 0; nInd < nManLength ; nInd++ )
{
OUString aMediaType;
OUString aPath;
OUString aVersion;
const PropertyValue *pValue = pSequence[nInd].getConstArray();
for (sal_uInt32 j = 0, nNum = pSequence[nInd].getLength(); j < nNum; j++, pValue++)
{
if (pValue->Name.equals (sMediaTypeProperty) )
{
pValue->Value >>= aMediaType;
}
else if (pValue->Name.equals (sFullPathProperty) )
{
pValue->Value >>= aPath;
}
else if (pValue->Name.equals (sVersionProperty) )
{
pValue->Value >>= aVersion;
}
if ( aPath.getLength() && aMediaType.getLength() && aVersion.getLength() )
break;
}
if ( aPath.equals( OUString( RTL_CONSTASCII_USTRINGPARAM( "/" ) ) ) )
{
aDocMediaType = aMediaType;
aDocVersion = aVersion;
break;
}
}
sal_Bool bProvideDTD = sal_False;
sal_Bool bAcceptNonemptyVersion = sal_False;
sal_Bool bStoreStartKeyGeneration = sal_False;
if ( aDocMediaType.getLength() )
{
if ( aDocMediaType.equals( OUString( RTL_CONSTASCII_USTRINGPARAM( MIMETYPE_OASIS_OPENDOCUMENT_TEXT_ASCII ) ) )
|| aDocMediaType.equals( OUString( RTL_CONSTASCII_USTRINGPARAM( MIMETYPE_OASIS_OPENDOCUMENT_TEXT_WEB_ASCII ) ) )
|| aDocMediaType.equals( OUString( RTL_CONSTASCII_USTRINGPARAM( MIMETYPE_OASIS_OPENDOCUMENT_TEXT_GLOBAL_ASCII ) ) )
|| aDocMediaType.equals( OUString( RTL_CONSTASCII_USTRINGPARAM( MIMETYPE_OASIS_OPENDOCUMENT_DRAWING_ASCII ) ) )
|| aDocMediaType.equals( OUString( RTL_CONSTASCII_USTRINGPARAM( MIMETYPE_OASIS_OPENDOCUMENT_PRESENTATION_ASCII ) ) )
|| aDocMediaType.equals( OUString( RTL_CONSTASCII_USTRINGPARAM( MIMETYPE_OASIS_OPENDOCUMENT_SPREADSHEET_ASCII ) ) )
|| aDocMediaType.equals( OUString( RTL_CONSTASCII_USTRINGPARAM( MIMETYPE_OASIS_OPENDOCUMENT_CHART_ASCII ) ) )
|| aDocMediaType.equals( OUString( RTL_CONSTASCII_USTRINGPARAM( MIMETYPE_OASIS_OPENDOCUMENT_DATABASE_ASCII ) ) )
|| aDocMediaType.equals( OUString( RTL_CONSTASCII_USTRINGPARAM( MIMETYPE_OASIS_OPENDOCUMENT_FORMULA_ASCII ) ) )
|| aDocMediaType.equals( OUString( RTL_CONSTASCII_USTRINGPARAM( MIMETYPE_OASIS_OPENDOCUMENT_TEXT_TEMPLATE_ASCII ) ) )
|| aDocMediaType.equals( OUString( RTL_CONSTASCII_USTRINGPARAM( MIMETYPE_OASIS_OPENDOCUMENT_DRAWING_TEMPLATE_ASCII ) ) )
|| aDocMediaType.equals( OUString( RTL_CONSTASCII_USTRINGPARAM( MIMETYPE_OASIS_OPENDOCUMENT_PRESENTATION_TEMPLATE_ASCII ) ) )
|| aDocMediaType.equals( OUString( RTL_CONSTASCII_USTRINGPARAM( MIMETYPE_OASIS_OPENDOCUMENT_SPREADSHEET_TEMPLATE_ASCII ) ) )
|| aDocMediaType.equals( OUString( RTL_CONSTASCII_USTRINGPARAM( MIMETYPE_OASIS_OPENDOCUMENT_CHART_TEMPLATE_ASCII ) ) )
|| aDocMediaType.equals( OUString( RTL_CONSTASCII_USTRINGPARAM( MIMETYPE_OASIS_OPENDOCUMENT_FORMULA_TEMPLATE_ASCII ) ) ) )
{
// oasis format
pRootAttrList->AddAttribute ( OUString( RTL_CONSTASCII_USTRINGPARAM ( ATTRIBUTE_XMLNS ) ),
sCdataAttribute,
OUString( RTL_CONSTASCII_USTRINGPARAM ( MANIFEST_OASIS_NAMESPACE ) ) );
bAcceptNonemptyVersion = sal_True;
if ( aDocVersion.compareTo( ODFVER_012_TEXT ) >= 0 )
{
// this is ODF12 generation, let encrypted streams contain start-key-generation entry
bStoreStartKeyGeneration = sal_True;
// starting from ODF12 the version should be also in manifest:manifest element
pRootAttrList->AddAttribute ( OUString( RTL_CONSTASCII_USTRINGPARAM ( ATTRIBUTE_VERSION ) ),
sCdataAttribute,
aDocVersion );
}
}
else
{
// even if it is no SO6 format the namespace must be specified
// thus SO6 format is used as default one
pRootAttrList->AddAttribute ( OUString( RTL_CONSTASCII_USTRINGPARAM ( ATTRIBUTE_XMLNS ) ),
sCdataAttribute,
OUString( RTL_CONSTASCII_USTRINGPARAM ( MANIFEST_NAMESPACE ) ) );
bProvideDTD = sal_True;
}
}
Reference < XAttributeList > xRootAttrList (pRootAttrList);
xHandler->startDocument();
Reference < XExtendedDocumentHandler > xExtHandler ( xHandler, UNO_QUERY );
if ( xExtHandler.is() && bProvideDTD )
{
OUString aDocType ( RTL_CONSTASCII_USTRINGPARAM ( MANIFEST_DOCTYPE ) );
xExtHandler->unknown ( aDocType );
xHandler->ignorableWhitespace ( sWhiteSpace );
}
xHandler->startElement( sManifestElement, xRootAttrList );
for (sal_uInt32 i = 0 ; i < nManLength ; i++)
{
::comphelper::AttributeList *pAttrList = new ::comphelper::AttributeList;
const PropertyValue *pValue = pSequence[i].getConstArray();
OUString aString;
const PropertyValue *pVector = NULL, *pSalt = NULL, *pIterationCount = NULL, *pDigest = NULL;
for (sal_uInt32 j = 0, nNum = pSequence[i].getLength(); j < nNum; j++, pValue++)
{
if (pValue->Name.equals (sMediaTypeProperty) )
{
pValue->Value >>= aString;
pAttrList->AddAttribute ( sMediaTypeAttribute, sCdataAttribute, aString );
}
else if (pValue->Name.equals (sVersionProperty) )
{
pValue->Value >>= aString;
// the version is stored only if it is not empty
if ( bAcceptNonemptyVersion && aString.getLength() )
pAttrList->AddAttribute ( sVersionAttribute, sCdataAttribute, aString );
}
else if (pValue->Name.equals (sFullPathProperty) )
{
pValue->Value >>= aString;
pAttrList->AddAttribute ( sFullPathAttribute, sCdataAttribute, aString );
}
else if (pValue->Name.equals (sSizeProperty) )
{
sal_Int32 nSize = 0;
pValue->Value >>= nSize;
OUStringBuffer aBuffer;
aBuffer.append ( nSize );
pAttrList->AddAttribute ( sSizeAttribute, sCdataAttribute, aBuffer.makeStringAndClear() );
}
else if (pValue->Name.equals (sInitialisationVectorProperty) )
pVector = pValue;
else if (pValue->Name.equals (sSaltProperty) )
pSalt = pValue;
else if (pValue->Name.equals (sIterationCountProperty) )
pIterationCount = pValue;
else if (pValue->Name.equals ( sDigestProperty ) )
pDigest = pValue;
}
xHandler->ignorableWhitespace ( sWhiteSpace );
Reference < XAttributeList > xAttrList ( pAttrList );
xHandler->startElement( sFileEntryElement , xAttrList);
if ( pVector && pSalt && pIterationCount )
{
// ==== Encryption Data
::comphelper::AttributeList * pNewAttrList = new ::comphelper::AttributeList;
Reference < XAttributeList > xNewAttrList (pNewAttrList);
OUStringBuffer aBuffer;
Sequence < sal_uInt8 > aSequence;
xHandler->ignorableWhitespace ( sWhiteSpace );
if ( pDigest )
{
pNewAttrList->AddAttribute ( sChecksumTypeAttribute, sCdataAttribute, sChecksumType );
pDigest->Value >>= aSequence;
Base64Codec::encodeBase64 ( aBuffer, aSequence );
pNewAttrList->AddAttribute ( sChecksumAttribute, sCdataAttribute, aBuffer.makeStringAndClear() );
}
xHandler->startElement( sEncryptionDataElement , xNewAttrList);
// ==== Algorithm
pNewAttrList = new ::comphelper::AttributeList;
xNewAttrList = pNewAttrList;
pNewAttrList->AddAttribute ( sAlgorithmNameAttribute, sCdataAttribute, sBlowfish );
pVector->Value >>= aSequence;
Base64Codec::encodeBase64 ( aBuffer, aSequence );
pNewAttrList->AddAttribute ( sInitialisationVectorAttribute, sCdataAttribute, aBuffer.makeStringAndClear() );
xHandler->ignorableWhitespace ( sWhiteSpace );
xHandler->startElement( sAlgorithmElement , xNewAttrList);
xHandler->ignorableWhitespace ( sWhiteSpace );
xHandler->endElement( sAlgorithmElement );
// ==== Key Derivation
pNewAttrList = new ::comphelper::AttributeList;
xNewAttrList = pNewAttrList;
pNewAttrList->AddAttribute ( sKeyDerivationNameAttribute, sCdataAttribute, sPBKDF2 );
if ( bStoreStartKeyGeneration )
pNewAttrList->AddAttribute ( sKeySizeAttribute, sCdataAttribute, sDerivedKeySize );
sal_Int32 nCount = 0;
pIterationCount->Value >>= nCount;
aBuffer.append (nCount);
pNewAttrList->AddAttribute ( sIterationCountAttribute, sCdataAttribute, aBuffer.makeStringAndClear() );
pSalt->Value >>= aSequence;
Base64Codec::encodeBase64 ( aBuffer, aSequence );
pNewAttrList->AddAttribute ( sSaltAttribute, sCdataAttribute, aBuffer.makeStringAndClear() );
xHandler->ignorableWhitespace ( sWhiteSpace );
xHandler->startElement( sKeyDerivationElement , xNewAttrList);
xHandler->ignorableWhitespace ( sWhiteSpace );
xHandler->endElement( sKeyDerivationElement );
// we have to store start-key-generation element as the last one to workaround the parsing problem
// in OOo3.1 and older versions
if ( bStoreStartKeyGeneration )
{
// ==== Start Key Generation
pNewAttrList = new ::comphelper::AttributeList;
xNewAttrList = pNewAttrList;
// currently SHA1 is used to generate 20-bytes start key
pNewAttrList->AddAttribute ( sStartKeyGenerationNameAttribute, sCdataAttribute, sSHA1 );
pNewAttrList->AddAttribute ( sKeySizeAttribute, sCdataAttribute, sStartKeySize );
xHandler->ignorableWhitespace ( sWhiteSpace );
xHandler->startElement( sStartKeyGenerationElement , xNewAttrList);
xHandler->ignorableWhitespace ( sWhiteSpace );
xHandler->endElement( sStartKeyGenerationElement );
}
xHandler->ignorableWhitespace ( sWhiteSpace );
xHandler->endElement( sEncryptionDataElement );
}
xHandler->ignorableWhitespace ( sWhiteSpace );
xHandler->endElement( sFileEntryElement );
}
xHandler->ignorableWhitespace ( sWhiteSpace );
xHandler->endElement( sManifestElement );
xHandler->endDocument();
}
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