1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * 3*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4*cdf0e10cSrcweir * 5*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 6*cdf0e10cSrcweir * 7*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 8*cdf0e10cSrcweir * 9*cdf0e10cSrcweir * This file is part of OpenOffice.org. 10*cdf0e10cSrcweir * 11*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 12*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 13*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 14*cdf0e10cSrcweir * 15*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 16*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir #include "oox/helper/zipstorage.hxx" 29*cdf0e10cSrcweir 30*cdf0e10cSrcweir #include <com/sun/star/embed/ElementModes.hpp> 31*cdf0e10cSrcweir #include <com/sun/star/embed/XStorage.hpp> 32*cdf0e10cSrcweir #include <com/sun/star/embed/XTransactedObject.hpp> 33*cdf0e10cSrcweir #include <com/sun/star/io/XInputStream.hpp> 34*cdf0e10cSrcweir #include <com/sun/star/io/XOutputStream.hpp> 35*cdf0e10cSrcweir #include <com/sun/star/lang/XMultiServiceFactory.hpp> 36*cdf0e10cSrcweir #include <com/sun/star/uno/XComponentContext.hpp> 37*cdf0e10cSrcweir #include <comphelper/storagehelper.hxx> 38*cdf0e10cSrcweir #include "oox/helper/helper.hxx" 39*cdf0e10cSrcweir 40*cdf0e10cSrcweir namespace oox { 41*cdf0e10cSrcweir 42*cdf0e10cSrcweir // ============================================================================ 43*cdf0e10cSrcweir 44*cdf0e10cSrcweir using namespace ::com::sun::star::container; 45*cdf0e10cSrcweir using namespace ::com::sun::star::embed; 46*cdf0e10cSrcweir using namespace ::com::sun::star::io; 47*cdf0e10cSrcweir using namespace ::com::sun::star::lang; 48*cdf0e10cSrcweir using namespace ::com::sun::star::uno; 49*cdf0e10cSrcweir 50*cdf0e10cSrcweir using ::rtl::OUString; 51*cdf0e10cSrcweir 52*cdf0e10cSrcweir // ============================================================================ 53*cdf0e10cSrcweir 54*cdf0e10cSrcweir ZipStorage::ZipStorage( const Reference< XComponentContext >& rxContext, const Reference< XInputStream >& rxInStream ) : 55*cdf0e10cSrcweir StorageBase( rxInStream, false ) 56*cdf0e10cSrcweir { 57*cdf0e10cSrcweir OSL_ENSURE( rxContext.is(), "ZipStorage::ZipStorage - missing component context" ); 58*cdf0e10cSrcweir // create base storage object 59*cdf0e10cSrcweir if( rxContext.is() ) try 60*cdf0e10cSrcweir { 61*cdf0e10cSrcweir /* #i105325# ::comphelper::OStorageHelper::GetStorageFromInputStream() 62*cdf0e10cSrcweir cannot be used here as it will open a storage with format type 63*cdf0e10cSrcweir 'PackageFormat' that will not work with OOXML packages. 64*cdf0e10cSrcweir 65*cdf0e10cSrcweir #161971# The MS-document storages should always be opened in repair 66*cdf0e10cSrcweir mode to ignore the format errors and get so much info as possible. 67*cdf0e10cSrcweir I hate this solution, but it seems to be the only consistent way to 68*cdf0e10cSrcweir handle the MS documents. 69*cdf0e10cSrcweir 70*cdf0e10cSrcweir TODO: #i105410# switch to 'OFOPXMLFormat' and use its 71*cdf0e10cSrcweir implementation of relations handling. 72*cdf0e10cSrcweir */ 73*cdf0e10cSrcweir Reference< XMultiServiceFactory > xFactory( rxContext->getServiceManager(), UNO_QUERY_THROW ); 74*cdf0e10cSrcweir mxStorage = ::comphelper::OStorageHelper::GetStorageOfFormatFromInputStream( 75*cdf0e10cSrcweir ZIP_STORAGE_FORMAT_STRING, rxInStream, xFactory, 76*cdf0e10cSrcweir sal_False ); // DEV300_m80: Was sal_True, but DOCX and others did not load 77*cdf0e10cSrcweir } 78*cdf0e10cSrcweir catch( Exception& ) 79*cdf0e10cSrcweir { 80*cdf0e10cSrcweir } 81*cdf0e10cSrcweir } 82*cdf0e10cSrcweir 83*cdf0e10cSrcweir ZipStorage::ZipStorage( const Reference< XComponentContext >& rxContext, const Reference< XStream >& rxStream ) : 84*cdf0e10cSrcweir StorageBase( rxStream, false ) 85*cdf0e10cSrcweir { 86*cdf0e10cSrcweir OSL_ENSURE( rxContext.is(), "ZipStorage::ZipStorage - missing component context" ); 87*cdf0e10cSrcweir // create base storage object 88*cdf0e10cSrcweir if( rxContext.is() ) try 89*cdf0e10cSrcweir { 90*cdf0e10cSrcweir Reference< XMultiServiceFactory > xFactory( rxContext->getServiceManager(), UNO_QUERY_THROW ); 91*cdf0e10cSrcweir const sal_Int32 nOpenMode = ElementModes::READWRITE | ElementModes::TRUNCATE; 92*cdf0e10cSrcweir mxStorage = ::comphelper::OStorageHelper::GetStorageOfFormatFromStream( 93*cdf0e10cSrcweir OFOPXML_STORAGE_FORMAT_STRING, rxStream, nOpenMode, xFactory, sal_True ); 94*cdf0e10cSrcweir } 95*cdf0e10cSrcweir catch( Exception& ) 96*cdf0e10cSrcweir { 97*cdf0e10cSrcweir OSL_ENSURE( false, "ZipStorage::ZipStorage - cannot open output storage" ); 98*cdf0e10cSrcweir } 99*cdf0e10cSrcweir } 100*cdf0e10cSrcweir 101*cdf0e10cSrcweir ZipStorage::ZipStorage( const ZipStorage& rParentStorage, const Reference< XStorage >& rxStorage, const OUString& rElementName ) : 102*cdf0e10cSrcweir StorageBase( rParentStorage, rElementName, rParentStorage.isReadOnly() ), 103*cdf0e10cSrcweir mxStorage( rxStorage ) 104*cdf0e10cSrcweir { 105*cdf0e10cSrcweir OSL_ENSURE( mxStorage.is(), "ZipStorage::ZipStorage - missing storage" ); 106*cdf0e10cSrcweir } 107*cdf0e10cSrcweir 108*cdf0e10cSrcweir ZipStorage::~ZipStorage() 109*cdf0e10cSrcweir { 110*cdf0e10cSrcweir } 111*cdf0e10cSrcweir 112*cdf0e10cSrcweir bool ZipStorage::implIsStorage() const 113*cdf0e10cSrcweir { 114*cdf0e10cSrcweir return mxStorage.is(); 115*cdf0e10cSrcweir } 116*cdf0e10cSrcweir 117*cdf0e10cSrcweir Reference< XStorage > ZipStorage::implGetXStorage() const 118*cdf0e10cSrcweir { 119*cdf0e10cSrcweir return mxStorage; 120*cdf0e10cSrcweir } 121*cdf0e10cSrcweir 122*cdf0e10cSrcweir void ZipStorage::implGetElementNames( ::std::vector< OUString >& orElementNames ) const 123*cdf0e10cSrcweir { 124*cdf0e10cSrcweir Sequence< OUString > aNames; 125*cdf0e10cSrcweir if( mxStorage.is() ) try 126*cdf0e10cSrcweir { 127*cdf0e10cSrcweir aNames = mxStorage->getElementNames(); 128*cdf0e10cSrcweir if( aNames.getLength() > 0 ) 129*cdf0e10cSrcweir orElementNames.insert( orElementNames.end(), aNames.getConstArray(), aNames.getConstArray() + aNames.getLength() ); 130*cdf0e10cSrcweir } 131*cdf0e10cSrcweir catch( Exception& ) 132*cdf0e10cSrcweir { 133*cdf0e10cSrcweir } 134*cdf0e10cSrcweir } 135*cdf0e10cSrcweir 136*cdf0e10cSrcweir StorageRef ZipStorage::implOpenSubStorage( const OUString& rElementName, bool bCreateMissing ) 137*cdf0e10cSrcweir { 138*cdf0e10cSrcweir Reference< XStorage > xSubXStorage; 139*cdf0e10cSrcweir bool bMissing = false; 140*cdf0e10cSrcweir if( mxStorage.is() ) try 141*cdf0e10cSrcweir { 142*cdf0e10cSrcweir // XStorage::isStorageElement may throw various exceptions... 143*cdf0e10cSrcweir if( mxStorage->isStorageElement( rElementName ) ) 144*cdf0e10cSrcweir xSubXStorage = mxStorage->openStorageElement( 145*cdf0e10cSrcweir rElementName, ::com::sun::star::embed::ElementModes::READ ); 146*cdf0e10cSrcweir } 147*cdf0e10cSrcweir catch( NoSuchElementException& ) 148*cdf0e10cSrcweir { 149*cdf0e10cSrcweir bMissing = true; 150*cdf0e10cSrcweir } 151*cdf0e10cSrcweir catch( Exception& ) 152*cdf0e10cSrcweir { 153*cdf0e10cSrcweir } 154*cdf0e10cSrcweir 155*cdf0e10cSrcweir if( bMissing && bCreateMissing ) try 156*cdf0e10cSrcweir { 157*cdf0e10cSrcweir xSubXStorage = mxStorage->openStorageElement( 158*cdf0e10cSrcweir rElementName, ::com::sun::star::embed::ElementModes::READWRITE ); 159*cdf0e10cSrcweir } 160*cdf0e10cSrcweir catch( Exception& ) 161*cdf0e10cSrcweir { 162*cdf0e10cSrcweir } 163*cdf0e10cSrcweir 164*cdf0e10cSrcweir StorageRef xSubStorage; 165*cdf0e10cSrcweir if( xSubXStorage.is() ) 166*cdf0e10cSrcweir xSubStorage.reset( new ZipStorage( *this, xSubXStorage, rElementName ) ); 167*cdf0e10cSrcweir return xSubStorage; 168*cdf0e10cSrcweir } 169*cdf0e10cSrcweir 170*cdf0e10cSrcweir Reference< XInputStream > ZipStorage::implOpenInputStream( const OUString& rElementName ) 171*cdf0e10cSrcweir { 172*cdf0e10cSrcweir Reference< XInputStream > xInStream; 173*cdf0e10cSrcweir if( mxStorage.is() ) try 174*cdf0e10cSrcweir { 175*cdf0e10cSrcweir xInStream.set( mxStorage->openStreamElement( rElementName, ::com::sun::star::embed::ElementModes::READ ), UNO_QUERY ); 176*cdf0e10cSrcweir } 177*cdf0e10cSrcweir catch( Exception& ) 178*cdf0e10cSrcweir { 179*cdf0e10cSrcweir } 180*cdf0e10cSrcweir return xInStream; 181*cdf0e10cSrcweir } 182*cdf0e10cSrcweir 183*cdf0e10cSrcweir Reference< XOutputStream > ZipStorage::implOpenOutputStream( const OUString& rElementName ) 184*cdf0e10cSrcweir { 185*cdf0e10cSrcweir Reference< XOutputStream > xOutStream; 186*cdf0e10cSrcweir if( mxStorage.is() ) try 187*cdf0e10cSrcweir { 188*cdf0e10cSrcweir xOutStream.set( mxStorage->openStreamElement( rElementName, ::com::sun::star::embed::ElementModes::READWRITE ), UNO_QUERY ); 189*cdf0e10cSrcweir } 190*cdf0e10cSrcweir catch( Exception& ) 191*cdf0e10cSrcweir { 192*cdf0e10cSrcweir } 193*cdf0e10cSrcweir return xOutStream; 194*cdf0e10cSrcweir } 195*cdf0e10cSrcweir 196*cdf0e10cSrcweir void ZipStorage::implCommit() const 197*cdf0e10cSrcweir { 198*cdf0e10cSrcweir try 199*cdf0e10cSrcweir { 200*cdf0e10cSrcweir Reference< XTransactedObject >( mxStorage, UNO_QUERY_THROW )->commit(); 201*cdf0e10cSrcweir } 202*cdf0e10cSrcweir catch( Exception& ) 203*cdf0e10cSrcweir { 204*cdf0e10cSrcweir } 205*cdf0e10cSrcweir } 206*cdf0e10cSrcweir 207*cdf0e10cSrcweir // ============================================================================ 208*cdf0e10cSrcweir 209*cdf0e10cSrcweir } // namespace oox 210