diff options
Diffstat (limited to 'xmloff/source/meta/xmlversion.cxx')
| -rw-r--r-- | xmloff/source/meta/xmlversion.cxx | 541 |
1 files changed, 541 insertions, 0 deletions
diff --git a/xmloff/source/meta/xmlversion.cxx b/xmloff/source/meta/xmlversion.cxx new file mode 100644 index 000000000000..819fa13500e1 --- /dev/null +++ b/xmloff/source/meta/xmlversion.cxx @@ -0,0 +1,541 @@ +/************************************************************************* + * + * 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_xmloff.hxx" +#include <com/sun/star/embed/ElementModes.hpp> +#include <tools/debug.hxx> +#include <unotools/streamwrap.hxx> +#include <xmlversion.hxx> +#include <xmloff/xmlmetae.hxx> + +#include <xmloff/xmltoken.hxx> +#include <comphelper/processfactory.hxx> +#include <com/sun/star/io/XActiveDataSource.hpp> +#include <com/sun/star/io/XOutputStream.hpp> +#include <com/sun/star/util/DateTime.hpp> +#include <com/sun/star/xml/sax/InputSource.hpp> +#include <com/sun/star/xml/sax/XParser.hpp> + +#include <tools/string.hxx> +class SvStringsDtor; + +using namespace ::com::sun::star::xml::sax; +using namespace ::com::sun::star::uno; +using namespace ::com::sun::star; +using ::rtl::OUString; + +// ------------------------------------------------------------------------ + +sal_Char __FAR_DATA XMLN_VERSIONSLIST[] = "VersionList.xml"; + +// ------------------------------------------------------------------------ + +// #110897# +XMLVersionListExport::XMLVersionListExport( + const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > xServiceFactory, + const com::sun::star::uno::Sequence < com::sun::star::util::RevisionTag >& rVersions, + const OUString &rFileName, + Reference< XDocumentHandler > &rHandler ) +: SvXMLExport( xServiceFactory, rFileName, rHandler ), + maVersions( rVersions ) +{ + _GetNamespaceMap().AddAtIndex( XML_NAMESPACE_DC_IDX, xmloff::token::GetXMLToken(xmloff::token::XML_NP_DC), + xmloff::token::GetXMLToken(xmloff::token::XML_N_DC), XML_NAMESPACE_DC ); + _GetNamespaceMap().AddAtIndex( XML_NAMESPACE_FRAMEWORK_IDX, xmloff::token::GetXMLToken(xmloff::token::XML_NP_VERSIONS_LIST), + xmloff::token::GetXMLToken(xmloff::token::XML_N_VERSIONS_LIST), XML_NAMESPACE_FRAMEWORK ); +} + +// ------------------------------------------------------------------------ +sal_uInt32 XMLVersionListExport::exportDoc( enum ::xmloff::token::XMLTokenEnum ) +{ + GetDocHandler()->startDocument(); + + sal_uInt16 nPos = _GetNamespaceMap().GetIndexByKey( XML_NAMESPACE_DC ); + + AddAttribute( XML_NAMESPACE_NONE, _GetNamespaceMap().GetAttrNameByIndex( nPos ), + _GetNamespaceMap().GetNameByIndex ( nPos ) ); + + nPos = _GetNamespaceMap().GetIndexByKey( XML_NAMESPACE_FRAMEWORK ); + AddAttribute( XML_NAMESPACE_NONE, _GetNamespaceMap().GetAttrNameByIndex( nPos ), + _GetNamespaceMap().GetNameByIndex ( nPos ) ); + + { + // the following object will write all collected attributes in its dtor + SvXMLElementExport aRoot( *this, XML_NAMESPACE_FRAMEWORK, xmloff::token::XML_VERSION_LIST, sal_True, sal_True ); + + for ( sal_Int32 n=0; n<maVersions.getLength(); n++ ) + { + const util::RevisionTag& rInfo = maVersions[n]; + AddAttribute( XML_NAMESPACE_FRAMEWORK, + xmloff::token::XML_TITLE, + OUString( rInfo.Identifier ) ); + AddAttribute( XML_NAMESPACE_FRAMEWORK, + xmloff::token::XML_COMMENT, + OUString( rInfo.Comment ) ); + AddAttribute( XML_NAMESPACE_FRAMEWORK, + xmloff::token::XML_CREATOR, + OUString( rInfo.Author ) ); + + OUString aDateStr = + SvXMLMetaExport::GetISODateTimeString( rInfo.TimeStamp ); + + AddAttribute( XML_NAMESPACE_DC, xmloff::token::XML_DATE_TIME, aDateStr ); + + // the following object will write all collected attributes in its dtor + SvXMLElementExport aEntry( *this, XML_NAMESPACE_FRAMEWORK, xmloff::token::XML_VERSION_ENTRY, sal_True, sal_True ); + } + } + GetDocHandler()->endDocument(); + return 0; +} + +// ------------------------------------------------------------------------ +// ------------------------------------------------------------------------ + +// #110897# +XMLVersionListImport::XMLVersionListImport( + const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > xServiceFactory, + com::sun::star::uno::Sequence < com::sun::star::util::RevisionTag >& rVersions ) +: SvXMLImport(xServiceFactory), + maVersions( rVersions ) +{ + GetNamespaceMap().AddAtIndex( XML_NAMESPACE_FRAMEWORK_IDX, xmloff::token::GetXMLToken(xmloff::token::XML_NP_VERSIONS_LIST), + xmloff::token::GetXMLToken(xmloff::token::XML_N_VERSIONS_LIST), XML_NAMESPACE_FRAMEWORK ); +} + +// ------------------------------------------------------------------------ +XMLVersionListImport::~XMLVersionListImport( void ) throw() +{} + +// ------------------------------------------------------------------------ +SvXMLImportContext *XMLVersionListImport::CreateContext( + sal_uInt16 nPrefix, + const OUString& rLocalName, + const Reference< XAttributeList > & xAttrList ) +{ + SvXMLImportContext *pContext = 0; + + if ( XML_NAMESPACE_FRAMEWORK == nPrefix && + rLocalName == xmloff::token::GetXMLToken(xmloff::token::XML_VERSION_LIST) ) + { + pContext = new XMLVersionListContext( *this, nPrefix, rLocalName, xAttrList ); + } + else + { + pContext = SvXMLImport::CreateContext( nPrefix, rLocalName, xAttrList ); + } + + return pContext; +} + + +// ------------------------------------------------------------------------ +// ------------------------------------------------------------------------ + +XMLVersionListContext::XMLVersionListContext( XMLVersionListImport& rImport, + sal_uInt16 nPrefix, + const OUString& rLocalName, + const Reference< XAttributeList > & ) + : SvXMLImportContext( rImport, nPrefix, rLocalName ) + , rLocalRef( rImport ) +{ +} + +// ------------------------------------------------------------------------ +XMLVersionListContext::~XMLVersionListContext( void ) +{} + +// ------------------------------------------------------------------------ +SvXMLImportContext *XMLVersionListContext::CreateChildContext( sal_uInt16 nPrefix, + const OUString& rLocalName, + const Reference< XAttributeList > & xAttrList ) +{ + SvXMLImportContext *pContext = 0; + + if ( nPrefix == XML_NAMESPACE_FRAMEWORK && + rLocalName == xmloff::token::GetXMLToken(xmloff::token::XML_VERSION_ENTRY) ) + { + pContext = new XMLVersionContext( rLocalRef, nPrefix, rLocalName, xAttrList ); + } + else + { + pContext = new SvXMLImportContext( rLocalRef, nPrefix, rLocalName ); + } + + return pContext; +} + +// ------------------------------------------------------------------------ +// ------------------------------------------------------------------------ + +XMLVersionContext::XMLVersionContext( XMLVersionListImport& rImport, + sal_uInt16 nPref, + const OUString& rLocalName, + const Reference< XAttributeList > & xAttrList ) + : SvXMLImportContext( rImport, nPref, rLocalName ) + , rLocalRef( rImport ) +{ + sal_Int16 nAttrCount = xAttrList.is() ? xAttrList->getLength() : 0; + + if ( !nAttrCount ) + return; + + util::RevisionTag aInfo; + for ( sal_Int16 i=0; i < nAttrCount; i++ ) + { + OUString aLocalName; + const OUString& rAttrName = xAttrList->getNameByIndex( i ); + sal_uInt16 nPrefix = rImport.GetNamespaceMap().GetKeyByAttrName( rAttrName, &aLocalName ); + + if ( XML_NAMESPACE_FRAMEWORK == nPrefix ) + { + if ( aLocalName == xmloff::token::GetXMLToken(xmloff::token::XML_TITLE) ) + { + const OUString& rAttrValue = xAttrList->getValueByIndex( i ); + aInfo.Identifier = rAttrValue; + } + else if ( aLocalName == xmloff::token::GetXMLToken(xmloff::token::XML_COMMENT) ) + { + const OUString& rAttrValue = xAttrList->getValueByIndex( i ); + aInfo.Comment = rAttrValue; + } + else if ( aLocalName == xmloff::token::GetXMLToken(xmloff::token::XML_CREATOR) ) + { + const OUString& rAttrValue = xAttrList->getValueByIndex( i ); + aInfo.Author = rAttrValue; + } + } + else if ( ( XML_NAMESPACE_DC == nPrefix ) && + ( aLocalName == xmloff::token::GetXMLToken(xmloff::token::XML_DATE_TIME) ) ) + { + const OUString& rAttrValue = xAttrList->getValueByIndex( i ); + util::DateTime aTime; + if ( ParseISODateTimeString( rAttrValue, aTime ) ) + aInfo.TimeStamp = aTime; + } + } + + uno::Sequence < util::RevisionTag >& aList = rLocalRef.GetList(); + sal_Int32 nLength = aList.getLength(); + aList.realloc( nLength+1 ); + aList[nLength] = aInfo; +} + + +// ------------------------------------------------------------------------ +XMLVersionContext::~XMLVersionContext( void ) +{} + +// ------------------------------------------------------------------------ +// static +sal_Bool XMLVersionContext::ParseISODateTimeString( + const rtl::OUString& rString, + util::DateTime& rDateTime ) +{ + sal_Bool bSuccess = sal_True; + + OUString aDateStr, aTimeStr; + sal_Int32 nPos = rString.indexOf( (sal_Unicode) 'T' ); + if ( nPos >= 0 ) + { + aDateStr = rString.copy( 0, nPos ); + aTimeStr = rString.copy( nPos + 1 ); + } + else + aDateStr = rString; // no separator: only date part + + sal_Int32 nYear = 0; + sal_Int32 nMonth = 1; + sal_Int32 nDay = 1; + sal_Int32 nHour = 0; + sal_Int32 nMin = 0; + sal_Int32 nSec = 0; + + const sal_Unicode* pStr = aDateStr.getStr(); + sal_Int32 nDateTokens = 1; + while ( *pStr ) + { + if ( *pStr == '-' ) + nDateTokens++; + pStr++; + } + if ( nDateTokens > 3 || aDateStr.getLength() == 0 ) + bSuccess = sal_False; + else + { + sal_Int32 n = 0; + nYear = aDateStr.getToken( 0, '-', n ).toInt32(); + if ( nYear > 9999 ) + bSuccess = sal_False; + else if ( nDateTokens >= 2 ) + { + nMonth = aDateStr.getToken( 0, '-', n ).toInt32(); + if ( nMonth > 12 ) + bSuccess = sal_False; + else if ( nDateTokens >= 3 ) + { + nDay = aDateStr.getToken( 0, '-', n ).toInt32(); + if ( nDay > 31 ) + bSuccess = sal_False; + } + } + } + + if ( bSuccess && aTimeStr.getLength() > 0 ) // time is optional + { + pStr = aTimeStr.getStr(); + sal_Int32 nTimeTokens = 1; + while ( *pStr ) + { + if ( *pStr == ':' ) + nTimeTokens++; + pStr++; + } + if ( nTimeTokens > 3 ) + bSuccess = sal_False; + else + { + sal_Int32 n = 0; + nHour = aTimeStr.getToken( 0, ':', n ).toInt32(); + if ( nHour > 23 ) + bSuccess = sal_False; + else if ( nTimeTokens >= 2 ) + { + nMin = aTimeStr.getToken( 0, ':', n ).toInt32(); + if ( nMin > 59 ) + bSuccess = sal_False; + else if ( nTimeTokens >= 3 ) + { + nSec = aTimeStr.getToken( 0, ':', n ).toInt32(); + if ( nSec > 59 ) + bSuccess = sal_False; + } + } + } + } + + if ( bSuccess ) + { + rDateTime.Day = sal::static_int_cast< sal_uInt16 >(nDay); + rDateTime.Month = sal::static_int_cast< sal_uInt16 >(nMonth); + rDateTime.Year = sal::static_int_cast< sal_uInt16 >(nYear); + rDateTime.Hours = sal::static_int_cast< sal_uInt16 >(nHour); + rDateTime.Minutes = sal::static_int_cast< sal_uInt16 >(nMin); + rDateTime.Seconds = sal::static_int_cast< sal_uInt16 >(nSec); + } + + return bSuccess; +} + + +// ------------------------------------------------------------------------ +// ------------------------------------------------------------------------ + +void SAL_CALL XMLVersionListPersistence::store( const uno::Reference< embed::XStorage >& xRoot, const uno::Sequence< util::RevisionTag >& rVersions ) + throw (::com::sun::star::io::IOException, ::com::sun::star::uno::Exception, ::com::sun::star::uno::RuntimeException) +{ + // no storage, no version list! + if ( xRoot.is() ) + { + // get the services needed for writing the xml data + Reference< lang::XMultiServiceFactory > xServiceFactory = + comphelper::getProcessServiceFactory(); + DBG_ASSERT( xServiceFactory.is(), "XMLReader::Read: got no service manager" ); + + Reference< XInterface > xWriter (xServiceFactory->createInstance( + OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.xml.sax.Writer")))); + DBG_ASSERT( xWriter.is(), "com.sun.star.xml.sax.Writer service missing" ); + + // check wether there's already a sub storage with the version info + // and delete it + OUString sVerName( RTL_CONSTASCII_USTRINGPARAM( XMLN_VERSIONSLIST ) ); + + // is this really needed, we set the size to zero before doing + // anything with this stream? +/* if ( xRoot->IsContained( sVerName ) ) + { + xRoot->Remove( sVerName ); + xRoot->Commit(); + } +*/ + try { + // open (create) the sub storage with the version info + uno::Reference< io::XStream > xVerStream = xRoot->openStreamElement( + sVerName, + embed::ElementModes::READWRITE | embed::ElementModes::TRUNCATE ); + if ( !xVerStream.is() ) + throw uno::RuntimeException(); + +//REMOVE // SetSize should not be neccessary because OpenStream( WRITE|TRUNC ) should already +//REMOVE // have set the size to zero +//REMOVE // xVerStream->SetSize ( 0L ); +//REMOVE xVerStream->SetBufferSize( 16*1024 ); + + Reference< io::XOutputStream > xOut = xVerStream->getOutputStream(); + if ( !xOut.is() ) + throw uno::RuntimeException(); // the stream was successfuly opened for writing already + + Reference< io::XActiveDataSource > xSrc( xWriter, uno::UNO_QUERY ); + xSrc->setOutputStream(xOut); + + Reference< XDocumentHandler > xHandler( xWriter, uno::UNO_QUERY ); + + // XMLVersionListExport aExp( pList, sVerName, xHandler ); + XMLVersionListExport aExp( xServiceFactory, rVersions, sVerName, xHandler ); + + aExp.exportDoc( ::xmloff::token::XML_VERSION ); + +//REMOVE xVerStream->Commit(); + xVerStream = uno::Reference< io::XStream >(); // use refcounting for now to dispose + // xRoot->Commit(); + } + catch( uno::Exception& ) + { + // TODO: error handling + } + } +} + +// ------------------------------------------------------------------------ +uno::Sequence< util::RevisionTag > SAL_CALL XMLVersionListPersistence::load( const uno::Reference< embed::XStorage >& xRoot ) + throw (::com::sun::star::container::NoSuchElementException, ::com::sun::star::io::IOException, ::com::sun::star::uno::Exception, ::com::sun::star::uno::RuntimeException) +{ + com::sun::star::uno::Sequence < com::sun::star::util::RevisionTag > aVersions; + + const OUString sDocName( RTL_CONSTASCII_USTRINGPARAM( XMLN_VERSIONSLIST ) ); + uno::Reference< container::XNameAccess > xRootNames( xRoot, uno::UNO_QUERY ); + + try { + if ( xRootNames.is() && xRootNames->hasByName( sDocName ) && xRoot->isStreamElement( sDocName ) ) + { + Reference< lang::XMultiServiceFactory > xServiceFactory = + comphelper::getProcessServiceFactory(); + DBG_ASSERT( xServiceFactory.is(), "XMLReader::Read: got no service manager" ); + + InputSource aParserInput; + + uno::Reference< beans::XPropertySet > xProps( xRoot, uno::UNO_QUERY ); + OSL_ENSURE( xProps.is(), "Storage must implement XPropertySet!\n" ); + if ( xProps.is() ) + { + try { + xProps->getPropertyValue( ::rtl::OUString::createFromAscii( "URL" ) ) >>= aParserInput.sSystemId; + } + catch( uno::Exception& ) + {} + } + + uno::Reference< io::XStream > xDocStream = xRoot->openStreamElement( + sDocName, + embed::ElementModes::READ ); + if ( !xDocStream.is() ) + throw uno::RuntimeException(); + +//REMOVE xDocStream->Seek( 0L ); +//REMOVE xDocStream->SetBufferSize( 16*1024 ); + + aParserInput.aInputStream = xDocStream->getInputStream(); + OSL_ENSURE( aParserInput.aInputStream.is(), + "The stream was successfuly opened for reading, the input part must be accessible!\n" ); + if ( !aParserInput.aInputStream.is() ) + throw uno::RuntimeException(); + + // get parser + Reference< XInterface > xXMLParser = xServiceFactory->createInstance( + OUString::createFromAscii("com.sun.star.xml.sax.Parser") ); + DBG_ASSERT( xXMLParser.is(), + "XMLReader::Read: com.sun.star.xml.sax.Parser service missing" ); + + // get filter + // Reference< XDocumentHandler > xFilter = new XMLVersionListImport( pList ); + Reference< XDocumentHandler > xFilter = new XMLVersionListImport( xServiceFactory, aVersions ); + + // connect parser and filter + Reference< XParser > xParser( xXMLParser, UNO_QUERY ); + xParser->setDocumentHandler( xFilter ); + + // parse + try + { + xParser->parseStream( aParserInput ); + } + catch( SAXParseException& ) {} + catch( SAXException& ) {} + catch( io::IOException& ) {} + } + } + catch( uno::Exception& ) + { + // TODO: error handling + } + + return aVersions; +} + +uno::Sequence< rtl::OUString > SAL_CALL XMLVersionListPersistence_getSupportedServiceNames() + throw() +{ + const rtl::OUString aServiceName( + RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.document.DocumentRevisionListPersistence" ) ); + const uno::Sequence< rtl::OUString > aSeq( &aServiceName, 1 ); + return aSeq; +} + +rtl::OUString SAL_CALL XMLVersionListPersistence_getImplementationName() throw() +{ + return rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "XMLVersionListPersistence" ) ); +} + +uno::Reference< uno::XInterface > SAL_CALL XMLVersionListPersistence_createInstance( + const uno::Reference< lang::XMultiServiceFactory > &) + throw( uno::Exception ) +{ + return (cppu::OWeakObject*)new XMLVersionListPersistence; +} + +uno::Sequence< rtl::OUString > SAL_CALL XMLVersionImExportOOO_getSupportedServiceNames() + throw() +{ + const rtl::OUString aServiceName( + RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.document.DocumentRevisionListPersistence" ) ); + const uno::Sequence< rtl::OUString > aSeq( &aServiceName, 1 ); + return aSeq; +} + +rtl::OUString SAL_CALL XMLVersionImExportOOO_getImplementationName() throw() +{ + return rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "XMLVersionImExportOOo" ) ); +} + +uno::Reference< uno::XInterface > SAL_CALL XMLVersionImExportOOO_createInstance( + const uno::Reference< lang::XMultiServiceFactory > &) + throw( uno::Exception ) +{ + return (cppu::OWeakObject*)new XMLVersionListPersistence; +} + |