/************************************************************************* * * $RCSfile: xcreator.cxx,v $ * * $Revision: 1.4 $ * * last change: $Author: mav $ $Date: 2003-12-08 14:39:02 $ * * The Contents of this file are made available subject to the terms of * either of the following licenses * * - GNU Lesser General Public License Version 2.1 * - Sun Industry Standards Source License Version 1.1 * * Sun Microsystems Inc., October, 2000 * * GNU Lesser General Public License Version 2.1 * ============================================= * Copyright 2000 by Sun Microsystems, Inc. * 901 San Antonio Road, Palo Alto, CA 94303, USA * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License version 2.1, as published by the Free Software Foundation. * * This library 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 for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA * * * Sun Industry Standards Source License Version 1.1 * ================================================= * The contents of this file are subject to the Sun Industry Standards * Source License Version 1.1 (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.openoffice.org/license.html. * * Software provided under this License is provided on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS, * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING. * See the License for the specific provisions governing your rights and * obligations concerning the Software. * * The Initial Developer of the Original Code is: Sun Microsystems, Inc. * * Copyright: 2000 by Sun Microsystems, Inc. * * All Rights Reserved. * * Contributor(s): _______________________________________ * * ************************************************************************/ #ifndef _COM_SUN_STAR_EMBED_ELEMENTMODES_HPP_ #include #endif #ifndef _COM_SUN_STAR_EMBED_ENTRYINITMODES_HPP_ #include #endif #ifndef _COM_SUN_STAR_EMBED_XEMBEDOBJECTFACTORY_HPP_ #include #endif #ifndef _COM_SUN_STAR_EMBED_XLINKFACTORY_HPP_ #include #endif #ifndef _COM_SUN_STAR_DOCUMENT_XTYPEDETECTION_HPP_ #include #endif #ifndef _COM_SUN_STAR_BEANS_PROPERTYVALUE_HPP_ #include #endif #ifndef _COM_SUN_STAR_BEANS_XPROPERTYSET_HPP_ #include #endif #ifndef _COM_SUN_STAR_CONTAINER_XNAMEACCESS_HPP_ #include #endif #ifndef _COM_SUN_STAR_LANG_XCOMPONENT_HPP_ #include #endif #include "xcreator.hxx" #include "convert.hxx" using namespace ::com::sun::star; ::rtl::OUString GetDocServiceNameFromFilter( const ::rtl::OUString& aFilterName, const uno::Reference< lang::XMultiServiceFactory >& xFactory ); //------------------------------------------------------------------------- uno::Sequence< ::rtl::OUString > SAL_CALL UNOEmbeddedObjectCreator::impl_staticGetSupportedServiceNames() { uno::Sequence< ::rtl::OUString > aRet(2); aRet[0] = ::rtl::OUString::createFromAscii("com.sun.star.embed.EmbeddedObjectCreator"); aRet[1] = ::rtl::OUString::createFromAscii("com.sun.star.comp.embed.EmbeddedObjectCreator"); return aRet; } //------------------------------------------------------------------------- ::rtl::OUString SAL_CALL UNOEmbeddedObjectCreator::impl_staticGetImplementationName() { return ::rtl::OUString::createFromAscii("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) { uno::Reference< uno::XInterface > xResult; if ( !xStorage.is() ) throw lang::IllegalArgumentException( ::rtl::OUString::createFromAscii( "No parent storage is provided!\n" ), uno::Reference< uno::XInterface >( reinterpret_cast< ::cppu::OWeakObject* >(this) ), 3 ); if ( !sEntName.getLength() ) throw lang::IllegalArgumentException( ::rtl::OUString::createFromAscii( "Empty element name is provided!\n" ), uno::Reference< uno::XInterface >( reinterpret_cast< ::cppu::OWeakObject* >(this) ), 4 ); ::rtl::OUString aDocServiceName = GetDocumentServiceNameFromClassID( aClassID ); if ( aDocServiceName.getLength() ) { uno::Reference< embed::XEmbedObjectFactory > xOOoEmbFact( m_xFactory->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.embed.OOoEmbeddedObjectFactory" ) ), uno::UNO_QUERY ); if ( !xOOoEmbFact.is() ) throw uno::RuntimeException(); // TODO: xResult = xOOoEmbFact->createInstanceUserInit( GetClassIDFromServName( aDocServiceName ), GetClassNameFromServName( aDocServiceName ), xStorage, sEntName, embed::EntryInitModes::ENTRY_TRUNCATE_INIT, uno::Sequence< beans::PropertyValue >(), lObjArgs ); } else { // can be an OLE object // TODO: but in future it can be a different type of an object // the information about implementation and factory to create it // will be retrieved from configuration uno::Reference< embed::XEmbedObjectCreator > xOleEmbCreator( m_xFactory->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.embed.OleEmbeddedObjectFactory" ) ), uno::UNO_QUERY ); if ( !xOleEmbCreator.is() ) throw uno::RuntimeException(); // TODO: xResult = xOleEmbCreator->createInstanceInitNew( aClassID, aClassName, xStorage, sEntName, lObjArgs ); } return xResult; } //------------------------------------------------------------------------- uno::Reference< uno::XInterface > SAL_CALL UNOEmbeddedObjectCreator::createInstanceInitFromEntry( const uno::Reference< embed::XStorage >& xStorage, const ::rtl::OUString& sEntName, sal_Bool bIsReadonly ) throw ( lang::IllegalArgumentException, container::NoSuchElementException, io::IOException, uno::Exception, uno::RuntimeException) { if ( !xStorage.is() ) throw lang::IllegalArgumentException( ::rtl::OUString::createFromAscii( "No parent storage is provided!\n" ), uno::Reference< uno::XInterface >( reinterpret_cast< ::cppu::OWeakObject* >(this) ), 1 ); if ( !sEntName.getLength() ) throw lang::IllegalArgumentException( ::rtl::OUString::createFromAscii( "Empty element name is provided!\n" ), uno::Reference< uno::XInterface >( reinterpret_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(); uno::Reference< uno::XInterface > xResult; if ( xStorage->isStorageElement( sEntName ) ) { // the object must be based on storage uno::Reference< embed::XStorage > xSubStorage = xStorage->openStorageElement( sEntName, embed::ElementModes::ELEMENT_READ ); uno::Reference< beans::XPropertySet > xPropSet( xSubStorage, uno::UNO_QUERY ); if ( !xPropSet.is() ) throw uno::RuntimeException(); ::rtl::OUString aMediaType; try { uno::Any aAny = xPropSet->getPropertyValue( ::rtl::OUString::createFromAscii( "MediaType" ) ); aAny >>= aMediaType; } catch ( uno::Exception& ) { } try { uno::Reference< lang::XComponent > xComp( xSubStorage, uno::UNO_QUERY ); if ( xComp.is() ) xComp->dispose(); } catch ( uno::Exception& ) { } // TODO: in future it is possible to have another objects based on storages // in this case first a factory service name will be detected from the configuration // and then it will be used with ClassID from the same entry ::rtl::OUString aDocServiceName = GetDocumentServiceFromMediaType( aMediaType ); if ( !aDocServiceName.getLength() ) { // only own document can be based on storage for now // in case it is not possible to find related // document service name the storage entry is invalid throw io::IOException(); // unexpected mimetype of the storage } uno::Reference< embed::XEmbedObjectFactory > xOOoEmbFact( m_xFactory->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.embed.OOoEmbeddedObjectFactory" ) ), uno::UNO_QUERY ); if ( !xOOoEmbFact.is() ) throw uno::RuntimeException(); // TODO: uno::Sequence< beans::PropertyValue > aTempMediaDescr( 1 ); aTempMediaDescr[0].Name = ::rtl::OUString::createFromAscii( "ReadOnly" ); aTempMediaDescr[0].Value <<= bIsReadonly; xResult = xOOoEmbFact->createInstanceUserInit( GetClassIDFromServName( aDocServiceName ), GetClassNameFromServName( aDocServiceName ), xStorage, sEntName, embed::EntryInitModes::ENTRY_DEFAULT_INIT, aTempMediaDescr, uno::Sequence< beans::PropertyValue >() ); } 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::ELEMENT_READ ); uno::Reference< beans::XPropertySet > xPropSet( xSubStream, uno::UNO_QUERY ); if ( !xPropSet.is() ) throw uno::RuntimeException(); ::rtl::OUString aMediaType; try { uno::Any aAny = xPropSet->getPropertyValue( ::rtl::OUString::createFromAscii( "MediaType" ) ); aAny >>= aMediaType; } catch ( uno::Exception& ) { } try { uno::Reference< lang::XComponent > xComp( xSubStream, uno::UNO_QUERY ); if ( xComp.is() ) xComp->dispose(); } catch ( uno::Exception& ) { } if ( aMediaType.equalsAscii( "application/vnd.sun.star.oleobject" ) ) { uno::Reference< embed::XEmbedObjectCreator > xOleEmbCreator( m_xFactory->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.embed.OleEmbeddedObjectFactory" ) ), uno::UNO_QUERY ); if ( !xOleEmbCreator.is() ) throw uno::RuntimeException(); // TODO: xResult = xOleEmbCreator->createInstanceInitFromEntry( xStorage, sEntName, bIsReadonly ); } else { // TODO: in future it is possible to have different object implementations based on stream // in this case the media-type of the stream will be used to detect factory and may be ClassID // for OLE objects ClassID will be detected during object loading. // if ClassID can not be detected the *Creator interface must be used, otherwise *Factory can be used. throw io::IOException(); // unexpected mimetype of the stream } } 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) { // TODO: use lObjArgs if ( !xStorage.is() ) throw lang::IllegalArgumentException( ::rtl::OUString::createFromAscii( "No parent storage is provided!\n" ), uno::Reference< uno::XInterface >( reinterpret_cast< ::cppu::OWeakObject* >(this) ), 1 ); if ( !sEntName.getLength() ) throw lang::IllegalArgumentException( ::rtl::OUString::createFromAscii( "Empty element name is provided!\n" ), uno::Reference< uno::XInterface >( reinterpret_cast< ::cppu::OWeakObject* >(this) ), 2 ); uno::Sequence< beans::PropertyValue > aTempMedDescr( aMediaDescr ); // check if there is FilterName ::rtl::OUString aFilterName; for ( sal_Int32 nInd = 0; nInd < aTempMedDescr.getLength(); nInd++ ) if ( aTempMedDescr[nInd].Name.equalsAscii( "FilterName" ) ) aTempMedDescr[nInd].Value >>= aFilterName; if ( !aFilterName.getLength() ) { // filter name is not specified, so type detection should be done uno::Reference< document::XTypeDetection > xTypeDetection( m_xFactory->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.document.TypeDetection" ) ), uno::UNO_QUERY ); if ( !xTypeDetection.is() ) throw uno::RuntimeException(); // TODO // get TypeName ::rtl::OUString aTypeName = xTypeDetection->queryTypeByDescriptor( aTempMedDescr, sal_True ); // get FilterName for ( sal_Int32 nInd = 0; nInd < aTempMedDescr.getLength(); nInd++ ) if ( aTempMedDescr[nInd].Name.equalsAscii( "FilterName" ) ) aTempMedDescr[nInd].Value >>= aFilterName; } uno::Reference< uno::XInterface > xResult; if ( aFilterName.getLength() ) { // the object can be loaded by one of the office application ::rtl::OUString aDocServiceName = GetDocServiceNameFromFilter( aFilterName, m_xFactory ); if ( !aDocServiceName.getLength() ) throw io::IOException(); // TODO: filter detection failed uno::Reference< embed::XEmbedObjectFactory > xOOoEmbFact( m_xFactory->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.embed.OOoEmbeddedObjectFactory" ) ), uno::UNO_QUERY ); if ( !xOOoEmbFact.is() ) throw uno::RuntimeException(); // TODO: xResult = xOOoEmbFact->createInstanceUserInit( GetClassIDFromServName( aDocServiceName ), GetClassNameFromServName( aDocServiceName ), xStorage, sEntName, embed::EntryInitModes::ENTRY_MEDIA_DESCRIPTOR_INIT, 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::createFromAscii( "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::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 ) { uno::Sequence< beans::PropertyValue > aTempMedDescr( aMediaDescr ); // check if there is FilterName and URL, URL must exist ::rtl::OUString aFilterName; ::rtl::OUString aURL; for ( sal_Int32 nInd = 0; nInd < aTempMedDescr.getLength(); nInd++ ) if ( aTempMedDescr[nInd].Name.equalsAscii( "FilterName" ) ) aTempMedDescr[nInd].Value >>= aFilterName; else if ( aTempMedDescr[nInd].Name.equalsAscii( "URL" ) ) aTempMedDescr[nInd].Value >>= aURL; if ( !aURL.getLength() ) throw lang::IllegalArgumentException( ::rtl::OUString::createFromAscii( "No URL for the link is provided!\n" ), uno::Reference< uno::XInterface >( reinterpret_cast< ::cppu::OWeakObject* >(this) ), 3 ); if ( !aFilterName.getLength() ) { uno::Reference< document::XTypeDetection > xTypeDetection( m_xFactory->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.document.TypeDetection" ) ), uno::UNO_QUERY ); if ( !xTypeDetection.is() ) throw uno::RuntimeException(); // TODO ::rtl::OUString aTypeName = xTypeDetection->queryTypeByDescriptor( aTempMedDescr, sal_True ); // TODO: in case of unexpected format we can try to create an OLE link; // when we have different objects for unknown non-OLE formats // we will need kind of typedetection to detect which type of the link we need; // another way could be to provide ClassID to the call, but how // can caller detect object type if factory can not? for ( sal_Int32 nInd = 0; nInd < aTempMedDescr.getLength(); nInd++ ) if ( aTempMedDescr[nInd].Name.equalsAscii( "FilterName" ) ) aTempMedDescr[nInd].Value >>= aFilterName; } uno::Reference< uno::XInterface > xResult; if ( aFilterName.getLength() ) { // find document service name //TODO: will use storages in future ::rtl::OUString aDocServiceName = GetDocServiceNameFromFilter( aFilterName, m_xFactory ); if ( !aDocServiceName.getLength() ) throw io::IOException(); // TODO: unexpected format uno::Reference< embed::XLinkFactory > xOOoLinkFact( m_xFactory->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.embed.OOoEmbeddedObjectFactory" ) ), uno::UNO_QUERY ); if ( !xOOoLinkFact.is() ) throw uno::RuntimeException(); // TODO: xResult = xOOoLinkFact->createInstanceLinkUserInit( GetClassIDFromServName( aDocServiceName ), GetClassNameFromServName( aDocServiceName ), 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::createFromAscii( "No parent storage is provided!\n" ), uno::Reference< uno::XInterface >( reinterpret_cast< ::cppu::OWeakObject* >(this) ), 3 ); if ( !sEntName.getLength() ) throw lang::IllegalArgumentException( ::rtl::OUString::createFromAscii( "Empty element name is provided!\n" ), uno::Reference< uno::XInterface >( reinterpret_cast< ::cppu::OWeakObject* >(this) ), 4 ); uno::Reference< embed::XLinkCreator > xLinkCreator( m_xFactory->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.embed.OleEmbeddedObjectFactory" ) ), uno::UNO_QUERY ); if ( !xLinkCreator.is() ) throw uno::RuntimeException(); // TODO: xResult = xLinkCreator->createInstanceLink( xStorage, sEntName, aTempMedDescr, lObjArgs ); } return xResult; } //------------------------------------------------------------------------- ::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(); }