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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* 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.
*
************************************************************************/
#include <com/sun/star/beans/StringPair.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/io/XActiveDataSource.hpp>
#include <com/sun/star/xml/sax/XParser.hpp>
#include <com/sun/star/xml/sax/XDocumentHandler.hpp>
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <comphelper/ofopxmlhelper.hxx>
#include <comphelper/attributelist.hxx>
#define RELATIONINFO_FORMAT 0
#define CONTENTTYPE_FORMAT 1
#define FORMAT_MAX_ID CONTENTTYPE_FORMAT
using namespace ::com::sun::star;
namespace comphelper {
// -----------------------------------
uno::Sequence< uno::Sequence< beans::StringPair > > SAL_CALL OFOPXMLHelper::ReadRelationsInfoSequence( const uno::Reference< io::XInputStream >& xInStream, const ::rtl::OUString aStreamName, const uno::Reference< lang::XMultiServiceFactory > xFactory )
throw( uno::Exception )
{
::rtl::OUString aStringID = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "_rels/" ) );
aStringID += aStreamName;
return ReadSequence_Impl( xInStream, aStringID, RELATIONINFO_FORMAT, xFactory );
}
// -----------------------------------
uno::Sequence< uno::Sequence< beans::StringPair > > SAL_CALL OFOPXMLHelper::ReadContentTypeSequence( const uno::Reference< io::XInputStream >& xInStream, const uno::Reference< lang::XMultiServiceFactory > xFactory )
throw( uno::Exception )
{
::rtl::OUString aStringID = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "[Content_Types].xml" ) );
return ReadSequence_Impl( xInStream, aStringID, CONTENTTYPE_FORMAT, xFactory );
}
// -----------------------------------
void SAL_CALL OFOPXMLHelper::WriteRelationsInfoSequence( const uno::Reference< io::XOutputStream >& xOutStream, const uno::Sequence< uno::Sequence< beans::StringPair > >& aSequence, const uno::Reference< lang::XMultiServiceFactory > xFactory )
throw( uno::Exception )
{
if ( !xOutStream.is() )
throw uno::RuntimeException();
uno::Reference< io::XActiveDataSource > xWriterSource(
xFactory->createInstance(
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.xml.sax.Writer" ) ) ),
uno::UNO_QUERY_THROW );
uno::Reference< xml::sax::XDocumentHandler > xWriterHandler( xWriterSource, uno::UNO_QUERY_THROW );
xWriterSource->setOutputStream( xOutStream );
::rtl::OUString aRelListElement( RTL_CONSTASCII_USTRINGPARAM( "Relationships" ) );
::rtl::OUString aRelElement( RTL_CONSTASCII_USTRINGPARAM( "Relationship" ) );
::rtl::OUString aIDAttr( RTL_CONSTASCII_USTRINGPARAM( "Id" ) );
::rtl::OUString aTypeAttr( RTL_CONSTASCII_USTRINGPARAM( "Type" ) );
::rtl::OUString aTargetModeAttr( RTL_CONSTASCII_USTRINGPARAM( "TargetMode" ) );
::rtl::OUString aTargetAttr( RTL_CONSTASCII_USTRINGPARAM( "Target" ) );
::rtl::OUString aCDATAString( RTL_CONSTASCII_USTRINGPARAM ( "CDATA" ) );
::rtl::OUString aWhiteSpace( RTL_CONSTASCII_USTRINGPARAM ( " " ) );
// write the namespace
AttributeList* pRootAttrList = new AttributeList;
uno::Reference< xml::sax::XAttributeList > xRootAttrList( pRootAttrList );
pRootAttrList->AddAttribute(
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( "xmlns" ) ),
aCDATAString,
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( "http://schemas.openxmlformats.org/package/2006/relationships" ) ) );
xWriterHandler->startDocument();
xWriterHandler->startElement( aRelListElement, xRootAttrList );
for ( sal_Int32 nInd = 0; nInd < aSequence.getLength(); nInd++ )
{
AttributeList *pAttrList = new AttributeList;
uno::Reference< xml::sax::XAttributeList > xAttrList( pAttrList );
for( sal_Int32 nSecInd = 0; nSecInd < aSequence[nInd].getLength(); nSecInd++ )
{
if ( aSequence[nInd][nSecInd].First.equals( aIDAttr )
|| aSequence[nInd][nSecInd].First.equals( aTypeAttr )
|| aSequence[nInd][nSecInd].First.equals( aTargetModeAttr )
|| aSequence[nInd][nSecInd].First.equals( aTargetAttr ) )
{
pAttrList->AddAttribute( aSequence[nInd][nSecInd].First, aCDATAString, aSequence[nInd][nSecInd].Second );
}
else
{
// TODO/LATER: should the extensions be allowed?
throw lang::IllegalArgumentException();
}
}
xWriterHandler->startElement( aRelElement, xAttrList );
xWriterHandler->ignorableWhitespace( aWhiteSpace );
xWriterHandler->endElement( aRelElement );
}
xWriterHandler->ignorableWhitespace( aWhiteSpace );
xWriterHandler->endElement( aRelListElement );
xWriterHandler->endDocument();
}
// -----------------------------------
void SAL_CALL OFOPXMLHelper::WriteContentSequence( const uno::Reference< io::XOutputStream >& xOutStream, const uno::Sequence< beans::StringPair >& aDefaultsSequence, const uno::Sequence< beans::StringPair >& aOverridesSequence, const uno::Reference< lang::XMultiServiceFactory > xFactory )
throw( uno::Exception )
{
if ( !xOutStream.is() )
throw uno::RuntimeException();
uno::Reference< io::XActiveDataSource > xWriterSource(
xFactory->createInstance(
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.xml.sax.Writer" ) ) ),
uno::UNO_QUERY_THROW );
uno::Reference< xml::sax::XDocumentHandler > xWriterHandler( xWriterSource, uno::UNO_QUERY_THROW );
xWriterSource->setOutputStream( xOutStream );
::rtl::OUString aTypesElement( RTL_CONSTASCII_USTRINGPARAM( "Types" ) );
::rtl::OUString aDefaultElement( RTL_CONSTASCII_USTRINGPARAM( "Default" ) );
::rtl::OUString aOverrideElement( RTL_CONSTASCII_USTRINGPARAM( "Override" ) );
::rtl::OUString aExtensionAttr( RTL_CONSTASCII_USTRINGPARAM( "Extension" ) );
::rtl::OUString aPartNameAttr( RTL_CONSTASCII_USTRINGPARAM( "PartName" ) );
::rtl::OUString aContentTypeAttr( RTL_CONSTASCII_USTRINGPARAM( "ContentType" ) );
::rtl::OUString aCDATAString( RTL_CONSTASCII_USTRINGPARAM ( "CDATA" ) );
::rtl::OUString aWhiteSpace( RTL_CONSTASCII_USTRINGPARAM ( " " ) );
// write the namespace
AttributeList* pRootAttrList = new AttributeList;
uno::Reference< xml::sax::XAttributeList > xRootAttrList( pRootAttrList );
pRootAttrList->AddAttribute(
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( "xmlns" ) ),
aCDATAString,
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( "http://schemas.openxmlformats.org/package/2006/content-types" ) ) );
xWriterHandler->startDocument();
xWriterHandler->startElement( aTypesElement, xRootAttrList );
for ( sal_Int32 nInd = 0; nInd < aDefaultsSequence.getLength(); nInd++ )
{
AttributeList *pAttrList = new AttributeList;
uno::Reference< xml::sax::XAttributeList > xAttrList( pAttrList );
pAttrList->AddAttribute( aExtensionAttr, aCDATAString, aDefaultsSequence[nInd].First );
pAttrList->AddAttribute( aContentTypeAttr, aCDATAString, aDefaultsSequence[nInd].Second );
xWriterHandler->startElement( aDefaultElement, xAttrList );
xWriterHandler->ignorableWhitespace( aWhiteSpace );
xWriterHandler->endElement( aDefaultElement );
}
for ( sal_Int32 nInd = 0; nInd < aOverridesSequence.getLength(); nInd++ )
{
AttributeList *pAttrList = new AttributeList;
uno::Reference< xml::sax::XAttributeList > xAttrList( pAttrList );
pAttrList->AddAttribute( aPartNameAttr, aCDATAString, aOverridesSequence[nInd].First );
pAttrList->AddAttribute( aContentTypeAttr, aCDATAString, aOverridesSequence[nInd].Second );
xWriterHandler->startElement( aOverrideElement, xAttrList );
xWriterHandler->ignorableWhitespace( aWhiteSpace );
xWriterHandler->endElement( aOverrideElement );
}
xWriterHandler->ignorableWhitespace( aWhiteSpace );
xWriterHandler->endElement( aTypesElement );
xWriterHandler->endDocument();
}
// ==================================================================================
// -----------------------------------
uno::Sequence< uno::Sequence< beans::StringPair > > SAL_CALL OFOPXMLHelper::ReadSequence_Impl( const uno::Reference< io::XInputStream >& xInStream, const ::rtl::OUString& aStringID, sal_uInt16 nFormat, const uno::Reference< lang::XMultiServiceFactory > xFactory )
throw( uno::Exception )
{
if ( !xFactory.is() || !xInStream.is() || nFormat > FORMAT_MAX_ID )
throw uno::RuntimeException();
uno::Sequence< uno::Sequence< beans::StringPair > > aResult;
uno::Reference< xml::sax::XParser > xParser( xFactory->createInstance( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.xml.sax.Parser" ) ) ), uno::UNO_QUERY_THROW );
OFOPXMLHelper* pHelper = new OFOPXMLHelper( nFormat );
uno::Reference< xml::sax::XDocumentHandler > xHelper( static_cast< xml::sax::XDocumentHandler* >( pHelper ) );
xml::sax::InputSource aParserInput;
aParserInput.aInputStream = xInStream;
aParserInput.sSystemId = aStringID;
xParser->setDocumentHandler( xHelper );
xParser->parseStream( aParserInput );
xParser->setDocumentHandler( uno::Reference < xml::sax::XDocumentHandler > () );
return pHelper->GetParsingResult();
}
// -----------------------------------
OFOPXMLHelper::OFOPXMLHelper( sal_uInt16 nFormat )
: m_nFormat( nFormat )
, m_aRelListElement( RTL_CONSTASCII_USTRINGPARAM( "Relationships" ) )
, m_aRelElement( RTL_CONSTASCII_USTRINGPARAM( "Relationship" ) )
, m_aIDAttr( RTL_CONSTASCII_USTRINGPARAM( "Id" ) )
, m_aTypeAttr( RTL_CONSTASCII_USTRINGPARAM( "Type" ) )
, m_aTargetModeAttr( RTL_CONSTASCII_USTRINGPARAM( "TargetMode" ) )
, m_aTargetAttr( RTL_CONSTASCII_USTRINGPARAM( "Target" ) )
, m_aTypesElement( RTL_CONSTASCII_USTRINGPARAM( "Types" ) )
, m_aDefaultElement( RTL_CONSTASCII_USTRINGPARAM( "Default" ) )
, m_aOverrideElement( RTL_CONSTASCII_USTRINGPARAM( "Override" ) )
, m_aExtensionAttr( RTL_CONSTASCII_USTRINGPARAM( "Extension" ) )
, m_aPartNameAttr( RTL_CONSTASCII_USTRINGPARAM( "PartName" ) )
, m_aContentTypeAttr( RTL_CONSTASCII_USTRINGPARAM( "ContentType" ) )
{
}
// -----------------------------------
OFOPXMLHelper::~OFOPXMLHelper()
{
}
// -----------------------------------
uno::Sequence< uno::Sequence< beans::StringPair > > OFOPXMLHelper::GetParsingResult()
{
if ( m_aElementsSeq.getLength() )
throw uno::RuntimeException(); // the parsing has still not finished!
return m_aResultSeq;
}
// -----------------------------------
void SAL_CALL OFOPXMLHelper::startDocument()
throw(xml::sax::SAXException, uno::RuntimeException)
{
}
// -----------------------------------
void SAL_CALL OFOPXMLHelper::endDocument()
throw(xml::sax::SAXException, uno::RuntimeException)
{
}
// -----------------------------------
void SAL_CALL OFOPXMLHelper::startElement( const ::rtl::OUString& aName, const uno::Reference< xml::sax::XAttributeList >& xAttribs )
throw( xml::sax::SAXException, uno::RuntimeException )
{
if ( m_nFormat == RELATIONINFO_FORMAT )
{
if ( aName == m_aRelListElement )
{
sal_Int32 nNewLength = m_aElementsSeq.getLength() + 1;
if ( nNewLength != 1 )
throw xml::sax::SAXException(); // TODO: this element must be the first level element
m_aElementsSeq.realloc( nNewLength );
m_aElementsSeq[nNewLength-1] = aName;
return; // nothing to do
}
else if ( aName == m_aRelElement )
{
sal_Int32 nNewLength = m_aElementsSeq.getLength() + 1;
if ( nNewLength != 2 )
throw xml::sax::SAXException(); // TODO: this element must be the second level element
m_aElementsSeq.realloc( nNewLength );
m_aElementsSeq[nNewLength-1] = aName;
sal_Int32 nNewEntryNum = m_aResultSeq.getLength() + 1;
m_aResultSeq.realloc( nNewEntryNum );
sal_Int32 nAttrNum = 0;
m_aResultSeq[nNewEntryNum-1].realloc( 4 ); // the maximal expected number of arguments is 4
::rtl::OUString aIDValue = xAttribs->getValueByName( m_aIDAttr );
if ( !aIDValue.getLength() )
throw xml::sax::SAXException(); // TODO: the ID value must present
::rtl::OUString aTypeValue = xAttribs->getValueByName( m_aTypeAttr );
::rtl::OUString aTargetValue = xAttribs->getValueByName( m_aTargetAttr );
::rtl::OUString aTargetModeValue = xAttribs->getValueByName( m_aTargetModeAttr );
m_aResultSeq[nNewEntryNum-1][++nAttrNum - 1].First = m_aIDAttr;
m_aResultSeq[nNewEntryNum-1][nAttrNum - 1].Second = aIDValue;
if ( aTypeValue.getLength() )
{
m_aResultSeq[nNewEntryNum-1][++nAttrNum - 1].First = m_aTypeAttr;
m_aResultSeq[nNewEntryNum-1][nAttrNum - 1].Second = aTypeValue;
}
if ( aTargetValue.getLength() )
{
m_aResultSeq[nNewEntryNum-1][++nAttrNum - 1].First = m_aTargetAttr;
m_aResultSeq[nNewEntryNum-1][nAttrNum - 1].Second = aTargetValue;
}
if ( aTargetModeValue.getLength() )
{
m_aResultSeq[nNewEntryNum-1][++nAttrNum - 1].First = m_aTargetModeAttr;
m_aResultSeq[nNewEntryNum-1][nAttrNum - 1].Second = aTargetModeValue;
}
m_aResultSeq[nNewEntryNum-1].realloc( nAttrNum );
}
else
throw xml::sax::SAXException(); // TODO: no other elements expected!
}
else if ( m_nFormat == CONTENTTYPE_FORMAT )
{
if ( aName == m_aTypesElement )
{
sal_Int32 nNewLength = m_aElementsSeq.getLength() + 1;
if ( nNewLength != 1 )
throw xml::sax::SAXException(); // TODO: this element must be the first level element
m_aElementsSeq.realloc( nNewLength );
m_aElementsSeq[nNewLength-1] = aName;
if ( !m_aResultSeq.getLength() )
m_aResultSeq.realloc( 2 );
return; // nothing to do
}
else if ( aName == m_aDefaultElement )
{
sal_Int32 nNewLength = m_aElementsSeq.getLength() + 1;
if ( nNewLength != 2 )
throw xml::sax::SAXException(); // TODO: this element must be the second level element
m_aElementsSeq.realloc( nNewLength );
m_aElementsSeq[nNewLength-1] = aName;
if ( !m_aResultSeq.getLength() )
m_aResultSeq.realloc( 2 );
if ( m_aResultSeq.getLength() != 2 )
throw uno::RuntimeException();
::rtl::OUString aExtensionValue = xAttribs->getValueByName( m_aExtensionAttr );
if ( !aExtensionValue.getLength() )
throw xml::sax::SAXException(); // TODO: the Extension value must present
::rtl::OUString aContentTypeValue = xAttribs->getValueByName( m_aContentTypeAttr );
if ( !aContentTypeValue.getLength() )
throw xml::sax::SAXException(); // TODO: the ContentType value must present
sal_Int32 nNewResultLen = m_aResultSeq[0].getLength() + 1;
m_aResultSeq[0].realloc( nNewResultLen );
m_aResultSeq[0][nNewResultLen-1].First = aExtensionValue;
m_aResultSeq[0][nNewResultLen-1].Second = aContentTypeValue;
}
else if ( aName == m_aOverrideElement )
{
sal_Int32 nNewLength = m_aElementsSeq.getLength() + 1;
if ( nNewLength != 2 )
throw xml::sax::SAXException(); // TODO: this element must be the second level element
m_aElementsSeq.realloc( nNewLength );
m_aElementsSeq[nNewLength-1] = aName;
if ( !m_aResultSeq.getLength() )
m_aResultSeq.realloc( 2 );
if ( m_aResultSeq.getLength() != 2 )
throw uno::RuntimeException();
::rtl::OUString aPartNameValue = xAttribs->getValueByName( m_aPartNameAttr );
if ( !aPartNameValue.getLength() )
throw xml::sax::SAXException(); // TODO: the PartName value must present
::rtl::OUString aContentTypeValue = xAttribs->getValueByName( m_aContentTypeAttr );
if ( !aContentTypeValue.getLength() )
throw xml::sax::SAXException(); // TODO: the ContentType value must present
sal_Int32 nNewResultLen = m_aResultSeq[1].getLength() + 1;
m_aResultSeq[1].realloc( nNewResultLen );
m_aResultSeq[1][nNewResultLen-1].First = aPartNameValue;
m_aResultSeq[1][nNewResultLen-1].Second = aContentTypeValue;
}
else
throw xml::sax::SAXException(); // TODO: no other elements expected!
}
else
throw xml::sax::SAXException(); // TODO: no other elements expected!
}
// -----------------------------------
void SAL_CALL OFOPXMLHelper::endElement( const ::rtl::OUString& aName )
throw( xml::sax::SAXException, uno::RuntimeException )
{
if ( m_nFormat == RELATIONINFO_FORMAT || m_nFormat == CONTENTTYPE_FORMAT )
{
sal_Int32 nLength = m_aElementsSeq.getLength();
if ( nLength <= 0 )
throw xml::sax::SAXException(); // TODO: no other end elements expected!
if ( !m_aElementsSeq[nLength-1].equals( aName ) )
throw xml::sax::SAXException(); // TODO: unexpected element ended
m_aElementsSeq.realloc( nLength - 1 );
}
}
// -----------------------------------
void SAL_CALL OFOPXMLHelper::characters( const ::rtl::OUString& /*aChars*/ )
throw(xml::sax::SAXException, uno::RuntimeException)
{
}
// -----------------------------------
void SAL_CALL OFOPXMLHelper::ignorableWhitespace( const ::rtl::OUString& /*aWhitespaces*/ )
throw(xml::sax::SAXException, uno::RuntimeException)
{
}
// -----------------------------------
void SAL_CALL OFOPXMLHelper::processingInstruction( const ::rtl::OUString& /*aTarget*/, const ::rtl::OUString& /*aData*/ )
throw(xml::sax::SAXException, uno::RuntimeException)
{
}
// -----------------------------------
void SAL_CALL OFOPXMLHelper::setDocumentLocator( const uno::Reference< xml::sax::XLocator >& /*xLocator*/ )
throw(xml::sax::SAXException, uno::RuntimeException)
{
}
} // namespace comphelper
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
