/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed * with this work for additional information regarding copyright * ownership. The ASF licenses this file to you under the Apache * License, Version 2.0 (the "License"); you may not use this file * except in compliance with the License. You may obtain a copy of * the License at http://www.apache.org/licenses/LICENSE-2.0 . */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace ::com::sun::star; //------------------------------------------------------------------------- uno::Sequence< ::rtl::OUString > SAL_CALL UNOEmbeddedObjectCreator::impl_staticGetSupportedServiceNames() { uno::Sequence< ::rtl::OUString > aRet(2); aRet[0] = ::rtl::OUString("com.sun.star.embed.EmbeddedObjectCreator"); aRet[1] = ::rtl::OUString("com.sun.star.comp.embed.EmbeddedObjectCreator"); return aRet; } //------------------------------------------------------------------------- ::rtl::OUString SAL_CALL UNOEmbeddedObjectCreator::impl_staticGetImplementationName() { return ::rtl::OUString("com.sun.star.comp.embed.EmbeddedObjectCreator"); } //------------------------------------------------------------------------- uno::Reference< uno::XInterface > SAL_CALL UNOEmbeddedObjectCreator::impl_staticCreateSelfInstance( const uno::Reference< lang::XMultiServiceFactory >& xServiceManager ) { return uno::Reference< uno::XInterface >( *new UNOEmbeddedObjectCreator( comphelper::getComponentContext(xServiceManager) ) ); } //------------------------------------------------------------------------- uno::Reference< uno::XInterface > SAL_CALL UNOEmbeddedObjectCreator::createInstanceInitNew( const uno::Sequence< sal_Int8 >& aClassID, const ::rtl::OUString& aClassName, const uno::Reference< embed::XStorage >& xStorage, const ::rtl::OUString& sEntName, const uno::Sequence< beans::PropertyValue >& lObjArgs ) throw ( lang::IllegalArgumentException, io::IOException, uno::Exception, uno::RuntimeException) { RTL_LOGFILE_CONTEXT( aLog, "embeddedobj (mv76033) UNOEmbeddedObjectCreator::createInstanceInitNew" ); uno::Reference< uno::XInterface > xResult; if ( !xStorage.is() ) throw lang::IllegalArgumentException( ::rtl::OUString( "No parent storage is provided!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ), 3 ); if ( sEntName.isEmpty() ) throw lang::IllegalArgumentException( ::rtl::OUString( "Empty element name is provided!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ), 4 ); ::rtl::OUString aEmbedFactory = m_aConfigHelper.GetFactoryNameByClassID( aClassID ); if ( aEmbedFactory.isEmpty() ) { // use system fallback // TODO: in future users factories can be tested aEmbedFactory = ::rtl::OUString( "com.sun.star.embed.OLEEmbeddedObjectFactory" ); } uno::Reference < uno::XInterface > xFact( m_xContext->getServiceManager()->createInstanceWithContext(aEmbedFactory, m_xContext) ); uno::Reference< embed::XEmbedObjectCreator > xEmbCreator( xFact, uno::UNO_QUERY ); if ( xEmbCreator.is() ) return xEmbCreator->createInstanceInitNew( aClassID, aClassName, xStorage, sEntName, lObjArgs ); uno::Reference < embed::XEmbedObjectFactory > xEmbFact( xFact, uno::UNO_QUERY ); if ( !xEmbFact.is() ) throw uno::RuntimeException(); return xEmbFact->createInstanceUserInit( aClassID, aClassName, xStorage, sEntName, embed::EntryInitModes::TRUNCATE_INIT, uno::Sequence < beans::PropertyValue >(), lObjArgs); } //------------------------------------------------------------------------- uno::Reference< uno::XInterface > SAL_CALL UNOEmbeddedObjectCreator::createInstanceInitFromEntry( const uno::Reference< embed::XStorage >& xStorage, const ::rtl::OUString& sEntName, const uno::Sequence< beans::PropertyValue >& aMedDescr, const uno::Sequence< beans::PropertyValue >& lObjArgs ) throw ( lang::IllegalArgumentException, container::NoSuchElementException, io::IOException, uno::Exception, uno::RuntimeException) { RTL_LOGFILE_CONTEXT( aLog, "embeddedobj (mv76033) UNOEmbeddedObjectCreator::createInstanceInitFromEntry" ); if ( !xStorage.is() ) throw lang::IllegalArgumentException( ::rtl::OUString( "No parent storage is provided!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ), 1 ); if ( sEntName.isEmpty() ) throw lang::IllegalArgumentException( ::rtl::OUString( "Empty element name is provided!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ), 2 ); uno::Reference< container::XNameAccess > xNameAccess( xStorage, uno::UNO_QUERY ); if ( !xNameAccess.is() ) throw uno::RuntimeException(); //TODO // detect entry existence if ( !xNameAccess->hasByName( sEntName ) ) throw container::NoSuchElementException(); ::rtl::OUString aMediaType; ::rtl::OUString aEmbedFactory; if ( xStorage->isStorageElement( sEntName ) ) { // the object must be based on storage uno::Reference< embed::XStorage > xSubStorage = xStorage->openStorageElement( sEntName, embed::ElementModes::READ ); uno::Reference< beans::XPropertySet > xPropSet( xSubStorage, uno::UNO_QUERY ); if ( !xPropSet.is() ) throw uno::RuntimeException(); try { uno::Any aAny = xPropSet->getPropertyValue( ::rtl::OUString( "MediaType" )); aAny >>= aMediaType; } catch ( const uno::Exception& ) { } try { uno::Reference< lang::XComponent > xComp( xSubStorage, uno::UNO_QUERY ); if ( xComp.is() ) xComp->dispose(); } catch ( const uno::Exception& ) { } } else { // the object must be based on stream // it means for now that this is an OLE object // the object will be created as embedded object // after it is loaded it can detect that it is a link uno::Reference< io::XStream > xSubStream = xStorage->openStreamElement( sEntName, embed::ElementModes::READ ); uno::Reference< beans::XPropertySet > xPropSet( xSubStream, uno::UNO_QUERY ); if ( !xPropSet.is() ) throw uno::RuntimeException(); try { uno::Any aAny = xPropSet->getPropertyValue( ::rtl::OUString( "MediaType" )); aAny >>= aMediaType; if ( aMediaType == "application/vnd.sun.star.oleobject" ) aEmbedFactory = ::rtl::OUString( "com.sun.star.embed.OLEEmbeddedObjectFactory" ); } catch ( const uno::Exception& ) { } try { uno::Reference< lang::XComponent > xComp( xSubStream, uno::UNO_QUERY ); if ( xComp.is() ) xComp->dispose(); } catch ( const uno::Exception& ) { } } OSL_ENSURE( !aMediaType.isEmpty(), "No media type is specified for the object!" ); if ( !aMediaType.isEmpty() && aEmbedFactory.isEmpty() ) aEmbedFactory = m_aConfigHelper.GetFactoryNameByMediaType( aMediaType ); if ( !aEmbedFactory.isEmpty() ) { uno::Reference< uno::XInterface > xFact = m_xContext->getServiceManager()->createInstanceWithContext(aEmbedFactory, m_xContext); uno::Reference< embed::XEmbedObjectCreator > xEmbCreator( xFact, uno::UNO_QUERY ); if ( xEmbCreator.is() ) return xEmbCreator->createInstanceInitFromEntry( xStorage, sEntName, aMedDescr, lObjArgs ); uno::Reference < embed::XEmbedObjectFactory > xEmbFact( xFact, uno::UNO_QUERY ); if ( xEmbFact.is() ) return xEmbFact->createInstanceUserInit( uno::Sequence< sal_Int8 >(), ::rtl::OUString(), xStorage, sEntName, embed::EntryInitModes::DEFAULT_INIT, aMedDescr, lObjArgs); } // the default object should be created, it will allow to store the contents on the next saving uno::Reference< uno::XInterface > xResult( static_cast< cppu::OWeakObject* >( new ODummyEmbeddedObject() ) ); uno::Reference< embed::XEmbedPersist > xPersist( xResult, uno::UNO_QUERY_THROW ); xPersist->setPersistentEntry( xStorage, sEntName, embed::EntryInitModes::DEFAULT_INIT, aMedDescr, lObjArgs ); return xResult; } //------------------------------------------------------------------------- uno::Reference< uno::XInterface > SAL_CALL UNOEmbeddedObjectCreator::createInstanceInitFromMediaDescriptor( const uno::Reference< embed::XStorage >& xStorage, const ::rtl::OUString& sEntName, const uno::Sequence< beans::PropertyValue >& aMediaDescr, const uno::Sequence< beans::PropertyValue >& lObjArgs ) throw ( lang::IllegalArgumentException, io::IOException, uno::Exception, uno::RuntimeException) { RTL_LOGFILE_CONTEXT( aLog, "embeddedobj (mv76033) UNOEmbeddedObjectCreator::createInstanceInitFromMediaDescriptor" ); // TODO: use lObjArgs if ( !xStorage.is() ) throw lang::IllegalArgumentException( ::rtl::OUString( "No parent storage is provided!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ), 1 ); if ( sEntName.isEmpty() ) throw lang::IllegalArgumentException( ::rtl::OUString( "Empty element name is provided!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ), 2 ); uno::Reference< uno::XInterface > xResult; uno::Sequence< beans::PropertyValue > aTempMedDescr( aMediaDescr ); // check if there is FilterName ::rtl::OUString aFilterName = m_aConfigHelper.UpdateMediaDescriptorWithFilterName( aTempMedDescr, sal_False ); if ( !aFilterName.isEmpty() ) { // the object can be loaded by one of the office application uno::Reference< embed::XEmbeddedObjectCreator > xOOoEmbCreator = embed::OOoEmbeddedObjectFactory::create( m_xContext ); xResult = xOOoEmbCreator->createInstanceInitFromMediaDescriptor( xStorage, sEntName, aTempMedDescr, lObjArgs ); } else { // must be an OLE object // TODO: in future, when more object types are possible this place seems // to be a weak one, probably configuration must provide a type detection service // for every factory, so any file could go through services until it is recognized // or there is no more services // Or for example the typename can be used to detect object type if typedetection // was also extended. uno::Reference< embed::XEmbeddedObjectCreator > xOleEmbCreator = embed::OLEEmbeddedObjectFactory::create( m_xContext ); xResult = xOleEmbCreator->createInstanceInitFromMediaDescriptor( xStorage, sEntName, aTempMedDescr, lObjArgs ); } return xResult; } //------------------------------------------------------------------------- uno::Reference< uno::XInterface > SAL_CALL UNOEmbeddedObjectCreator::createInstanceUserInit( const uno::Sequence< sal_Int8 >& aClassID, const ::rtl::OUString& sClassName, const uno::Reference< embed::XStorage >& xStorage, const ::rtl::OUString& sEntName, sal_Int32 nEntryConnectionMode, const uno::Sequence< beans::PropertyValue >& aArgs, const uno::Sequence< beans::PropertyValue >& aObjectArgs ) throw ( lang::IllegalArgumentException, io::IOException, uno::Exception, uno::RuntimeException) { RTL_LOGFILE_CONTEXT( aLog, "embeddedobj (mv76033) UNOEmbeddedObjectCreator::createInstanceUserInit" ); uno::Reference< uno::XInterface > xResult; if ( !xStorage.is() ) throw lang::IllegalArgumentException( ::rtl::OUString( "No parent storage is provided!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ), 3 ); if ( sEntName.isEmpty() ) throw lang::IllegalArgumentException( ::rtl::OUString( "Empty element name is provided!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ), 4 ); ::rtl::OUString aEmbedFactory = m_aConfigHelper.GetFactoryNameByClassID( aClassID ); uno::Reference< embed::XEmbedObjectFactory > xEmbFactory( m_xContext->getServiceManager()->createInstanceWithContext(aEmbedFactory, m_xContext), uno::UNO_QUERY ); if ( !xEmbFactory.is() ) throw uno::RuntimeException(); // TODO: return xEmbFactory->createInstanceUserInit( aClassID, sClassName, xStorage, sEntName, nEntryConnectionMode, aArgs, aObjectArgs ); } //------------------------------------------------------------------------- uno::Reference< uno::XInterface > SAL_CALL UNOEmbeddedObjectCreator::createInstanceLink( const uno::Reference< embed::XStorage >& xStorage, const ::rtl::OUString& sEntName, const uno::Sequence< beans::PropertyValue >& aMediaDescr, const uno::Sequence< beans::PropertyValue >& lObjArgs ) throw ( lang::IllegalArgumentException, io::IOException, uno::Exception, uno::RuntimeException ) { RTL_LOGFILE_CONTEXT( aLog, "embeddedobj (mv76033) UNOEmbeddedObjectCreator::createInstanceLink" ); uno::Reference< uno::XInterface > xResult; uno::Sequence< beans::PropertyValue > aTempMedDescr( aMediaDescr ); // check if there is URL, URL must exist ::rtl::OUString aURL; for ( sal_Int32 nInd = 0; nInd < aTempMedDescr.getLength(); nInd++ ) if ( aTempMedDescr[nInd].Name == "URL" ) aTempMedDescr[nInd].Value >>= aURL; if ( aURL.isEmpty() ) throw lang::IllegalArgumentException( ::rtl::OUString( "No URL for the link is provided!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ), 3 ); ::rtl::OUString aFilterName = m_aConfigHelper.UpdateMediaDescriptorWithFilterName( aTempMedDescr, sal_False ); if ( !aFilterName.isEmpty() ) { // the object can be loaded by one of the office application uno::Reference< embed::XEmbeddedObjectCreator > xOOoLinkCreator = embed::OOoEmbeddedObjectFactory::create( m_xContext ); xResult = xOOoLinkCreator->createInstanceLink( xStorage, sEntName, aTempMedDescr, lObjArgs ); } else { // must be an OLE link // TODO: in future, when more object types are possible this place seems // to be a weak one, probably configuration must provide a type detection service // for every factory, so any file could go through services until it is recognized // or there is no more services // Or for example the typename can be used to detect object type if typedetection // was also extended. if ( !xStorage.is() ) throw lang::IllegalArgumentException( ::rtl::OUString( "No parent storage is provided!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ), 3 ); if ( sEntName.isEmpty() ) throw lang::IllegalArgumentException( ::rtl::OUString( "Empty element name is provided!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ), 4 ); uno::Reference< embed::XEmbeddedObjectCreator > xLinkCreator = embed::OLEEmbeddedObjectFactory::create( m_xContext); xResult = xLinkCreator->createInstanceLink( xStorage, sEntName, aTempMedDescr, lObjArgs ); } return xResult; } //------------------------------------------------------------------------- uno::Reference< uno::XInterface > SAL_CALL UNOEmbeddedObjectCreator::createInstanceLinkUserInit( const uno::Sequence< sal_Int8 >& aClassID, const ::rtl::OUString& aClassName, const uno::Reference< embed::XStorage >& xStorage, const ::rtl::OUString& sEntName, const uno::Sequence< beans::PropertyValue >& lArguments, const uno::Sequence< beans::PropertyValue >& lObjArgs ) throw ( lang::IllegalArgumentException, io::IOException, uno::Exception, uno::RuntimeException ) { RTL_LOGFILE_CONTEXT( aLog, "embeddedobj (mv76033) UNOEmbeddedObjectCreator::createInstanceLinkUserInit" ); uno::Reference< uno::XInterface > xResult; ::rtl::OUString aEmbedFactory = m_aConfigHelper.GetFactoryNameByClassID( aClassID ); uno::Reference< embed::XLinkFactory > xLinkFactory( m_xContext->getServiceManager()->createInstanceWithContext(aEmbedFactory, m_xContext), uno::UNO_QUERY ); if ( !xLinkFactory.is() ) throw uno::RuntimeException(); // TODO: return xLinkFactory->createInstanceLinkUserInit( aClassID, aClassName, xStorage, sEntName, lArguments, lObjArgs ); } //------------------------------------------------------------------------- ::rtl::OUString SAL_CALL UNOEmbeddedObjectCreator::getImplementationName() throw ( uno::RuntimeException ) { return impl_staticGetImplementationName(); } //------------------------------------------------------------------------- sal_Bool SAL_CALL UNOEmbeddedObjectCreator::supportsService( const ::rtl::OUString& ServiceName ) throw ( uno::RuntimeException ) { uno::Sequence< ::rtl::OUString > aSeq = impl_staticGetSupportedServiceNames(); for ( sal_Int32 nInd = 0; nInd < aSeq.getLength(); nInd++ ) if ( ServiceName == aSeq[nInd] ) return sal_True; return sal_False; } //------------------------------------------------------------------------- uno::Sequence< ::rtl::OUString > SAL_CALL UNOEmbeddedObjectCreator::getSupportedServiceNames() throw ( uno::RuntimeException ) { return impl_staticGetSupportedServiceNames(); } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */