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Diffstat (limited to 'embeddedobj/source/general/xcreator.cxx')
| -rw-r--r-- | embeddedobj/source/general/xcreator.cxx | 493 |
1 files changed, 493 insertions, 0 deletions
diff --git a/embeddedobj/source/general/xcreator.cxx b/embeddedobj/source/general/xcreator.cxx new file mode 100644 index 000000000000..84804d41b7de --- /dev/null +++ b/embeddedobj/source/general/xcreator.cxx @@ -0,0 +1,493 @@ +/* -*- 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. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_embeddedobj.hxx" +#include <com/sun/star/embed/ElementModes.hpp> +#include <com/sun/star/embed/EntryInitModes.hpp> +#include <com/sun/star/embed/XEmbedObjectFactory.hpp> +#include <com/sun/star/embed/XLinkFactory.hpp> +#include <com/sun/star/document/XTypeDetection.hpp> +#include <com/sun/star/beans/PropertyValue.hpp> +#include <com/sun/star/beans/XPropertySet.hpp> +#include <com/sun/star/container/XNameAccess.hpp> +#include <com/sun/star/lang/XComponent.hpp> + +#include <rtl/logfile.hxx> + + +#include <xcreator.hxx> +#include <dummyobject.hxx> + + +using namespace ::com::sun::star; + + +//------------------------------------------------------------------------- +uno::Sequence< ::rtl::OUString > SAL_CALL UNOEmbeddedObjectCreator::impl_staticGetSupportedServiceNames() +{ + uno::Sequence< ::rtl::OUString > aRet(2); + aRet[0] = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.embed.EmbeddedObjectCreator")); + aRet[1] = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.comp.embed.EmbeddedObjectCreator")); + return aRet; +} + +//------------------------------------------------------------------------- +::rtl::OUString SAL_CALL UNOEmbeddedObjectCreator::impl_staticGetImplementationName() +{ + return ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("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( 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(RTL_CONSTASCII_USTRINGPARAM( "No parent storage is provided!\n" )), + uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ), + 3 ); + + if ( !sEntName.getLength() ) + throw lang::IllegalArgumentException( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "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.getLength() ) + { + // use system fallback + // TODO: in future users factories can be tested + aEmbedFactory = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.embed.OLEEmbeddedObjectFactory" )); + } + + uno::Reference < uno::XInterface > xFact( m_xFactory->createInstance( aEmbedFactory ) ); + 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(RTL_CONSTASCII_USTRINGPARAM( "No parent storage is provided!\n" )), + uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ), + 1 ); + + if ( !sEntName.getLength() ) + throw lang::IllegalArgumentException( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "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(RTL_CONSTASCII_USTRINGPARAM( "MediaType" ) )); + aAny >>= aMediaType; + } + catch ( uno::Exception& ) + { + } + + try { + uno::Reference< lang::XComponent > xComp( xSubStorage, uno::UNO_QUERY ); + if ( xComp.is() ) + xComp->dispose(); + } + catch ( 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(RTL_CONSTASCII_USTRINGPARAM( "MediaType" ) )); + aAny >>= aMediaType; + if ( aMediaType.equals( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "application/vnd.sun.star.oleobject" ) ) ) ) + aEmbedFactory = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.embed.OLEEmbeddedObjectFactory" ) ); + } + catch ( uno::Exception& ) + { + } + + try { + uno::Reference< lang::XComponent > xComp( xSubStream, uno::UNO_QUERY ); + if ( xComp.is() ) + xComp->dispose(); + } + catch ( uno::Exception& ) + { + } + } + + OSL_ENSURE( aMediaType.getLength(), "No media type is specified for the object!" ); + if ( aMediaType.getLength() && !aEmbedFactory.getLength() ) + aEmbedFactory = m_aConfigHelper.GetFactoryNameByMediaType( aMediaType ); + + if ( aEmbedFactory.getLength() ) + { + uno::Reference< uno::XInterface > xFact = m_xFactory->createInstance( aEmbedFactory ); + + 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(RTL_CONSTASCII_USTRINGPARAM( "No parent storage is provided!\n" )), + uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ), + 1 ); + + if ( !sEntName.getLength() ) + throw lang::IllegalArgumentException( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "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.getLength() ) + { + // the object can be loaded by one of the office application + uno::Reference< embed::XEmbedObjectCreator > xOOoEmbCreator( + m_xFactory->createInstance( + ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.embed.OOoEmbeddedObjectFactory" ) )), + uno::UNO_QUERY ); + if ( !xOOoEmbCreator.is() ) + throw uno::RuntimeException(); // TODO: + + 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::XEmbedObjectCreator > xOleEmbCreator( + m_xFactory->createInstance( + ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.embed.OLEEmbeddedObjectFactory" ) )), + uno::UNO_QUERY ); + if ( !xOleEmbCreator.is() ) + throw uno::RuntimeException(); // TODO: + + 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(RTL_CONSTASCII_USTRINGPARAM( "No parent storage is provided!\n" )), + uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ), + 3 ); + + if ( !sEntName.getLength() ) + throw lang::IllegalArgumentException( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "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_xFactory->createInstance( aEmbedFactory ), + 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.equalsAscii( "URL" ) ) + aTempMedDescr[nInd].Value >>= aURL; + + if ( !aURL.getLength() ) + throw lang::IllegalArgumentException( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "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.getLength() ) + { + // the object can be loaded by one of the office application + uno::Reference< embed::XLinkCreator > xOOoLinkCreator( + m_xFactory->createInstance( + ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.embed.OOoEmbeddedObjectFactory" ) )), + uno::UNO_QUERY ); + if ( !xOOoLinkCreator.is() ) + throw uno::RuntimeException(); // TODO: + + 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(RTL_CONSTASCII_USTRINGPARAM( "No parent storage is provided!\n" )), + uno::Reference< uno::XInterface >( + static_cast< ::cppu::OWeakObject* >(this) ), + 3 ); + + if ( !sEntName.getLength() ) + throw lang::IllegalArgumentException( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "Empty element name is provided!\n" )), + uno::Reference< uno::XInterface >( + static_cast< ::cppu::OWeakObject* >(this) ), + 4 ); + + uno::Reference< embed::XLinkCreator > xLinkCreator( + m_xFactory->createInstance( + ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.embed.OLEEmbeddedObjectFactory" ) )), + uno::UNO_QUERY ); + if ( !xLinkCreator.is() ) + throw uno::RuntimeException(); // TODO: + + 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_xFactory->createInstance( aEmbedFactory ), + 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.compareTo( aSeq[nInd] ) == 0 ) + 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: */ |