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Diffstat (limited to 'embeddedobj/source/commonembedding/persistence.cxx')
| -rw-r--r-- | embeddedobj/source/commonembedding/persistence.cxx | 1876 |
1 files changed, 1876 insertions, 0 deletions
diff --git a/embeddedobj/source/commonembedding/persistence.cxx b/embeddedobj/source/commonembedding/persistence.cxx new file mode 100644 index 0000000000..6859de216c --- /dev/null +++ b/embeddedobj/source/commonembedding/persistence.cxx @@ -0,0 +1,1876 @@ +/* -*- 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 <commonembobj.hxx> +#include <com/sun/star/embed/Aspects.hpp> +#include <com/sun/star/document/XStorageBasedDocument.hpp> +#include <com/sun/star/embed/EmbedStates.hpp> +#include <com/sun/star/embed/EntryInitModes.hpp> +#include <com/sun/star/embed/StorageWrappedTargetException.hpp> +#include <com/sun/star/embed/WrongStateException.hpp> +#include <com/sun/star/embed/XStorage.hpp> +#include <com/sun/star/embed/XOptimizedStorage.hpp> +#include <com/sun/star/embed/ElementModes.hpp> +#include <com/sun/star/embed/EmbedUpdateModes.hpp> +#include <com/sun/star/embed/StorageFactory.hpp> +#include <com/sun/star/io/IOException.hpp> +#include <com/sun/star/io/TempFile.hpp> +#include <com/sun/star/frame/XModel.hpp> +#include <com/sun/star/frame/XStorable.hpp> +#include <com/sun/star/frame/XLoadable.hpp> +#include <com/sun/star/frame/XModule.hpp> +#include <com/sun/star/lang/NoSupportException.hpp> +#include <com/sun/star/lang/XSingleServiceFactory.hpp> +#include <com/sun/star/lang/DisposedException.hpp> +#include <com/sun/star/util/XModifiable.hpp> + +#include <com/sun/star/container/XNameAccess.hpp> +#include <com/sun/star/container/XChild.hpp> +#include <com/sun/star/util/XCloseable.hpp> +#include <com/sun/star/beans/XPropertySet.hpp> +#include <com/sun/star/beans/IllegalTypeException.hpp> +#include <com/sun/star/chart2/XChartDocument.hpp> + +#include <com/sun/star/ucb/SimpleFileAccess.hpp> + +#include <comphelper/fileformat.h> +#include <comphelper/storagehelper.hxx> +#include <comphelper/mimeconfighelper.hxx> +#include <comphelper/namedvaluecollection.hxx> +#include <comphelper/propertyvalue.hxx> +#include <unotools/configmgr.hxx> +#include <unotools/mediadescriptor.hxx> +#include <unotools/securityoptions.hxx> + +#include <comphelper/diagnose_ex.hxx> +#include <sal/log.hxx> +#include "persistence.hxx" + +using namespace ::com::sun::star; + + +uno::Sequence< beans::PropertyValue > GetValuableArgs_Impl( const uno::Sequence< beans::PropertyValue >& aMedDescr, + bool bCanUseDocumentBaseURL ) +{ + uno::Sequence< beans::PropertyValue > aResult; + sal_Int32 nResLen = 0; + + for ( beans::PropertyValue const & prop : aMedDescr ) + { + if ( prop.Name == "ComponentData" || prop.Name == "DocumentTitle" + || prop.Name == "InteractionHandler" || prop.Name == "JumpMark" + // || prop.Name == "Password" // makes no sense for embedded objects + || prop.Name == "Preview" || prop.Name == "ReadOnly" + || prop.Name == "StartPresentation" || prop.Name == "RepairPackage" + || prop.Name == "StatusIndicator" || prop.Name == "ViewData" + || prop.Name == "ViewId" || prop.Name == "MacroExecutionMode" + || prop.Name == "UpdateDocMode" || prop.Name == "Referer" + || (prop.Name == "DocumentBaseURL" && bCanUseDocumentBaseURL) ) + { + aResult.realloc( ++nResLen ); + aResult.getArray()[nResLen-1] = prop; + } + } + + return aResult; +} + + +static uno::Sequence< beans::PropertyValue > addAsTemplate( const uno::Sequence< beans::PropertyValue >& aOrig ) +{ + bool bAsTemplateSet = false; + sal_Int32 nLength = aOrig.getLength(); + uno::Sequence< beans::PropertyValue > aResult( aOrig ); + + for ( sal_Int32 nInd = 0; nInd < nLength; nInd++ ) + { + if ( aResult[nInd].Name == "AsTemplate" ) + { + aResult.getArray()[nInd].Value <<= true; + bAsTemplateSet = true; + } + } + + if ( !bAsTemplateSet ) + { + aResult.realloc( nLength + 1 ); + auto pResult = aResult.getArray(); + pResult[nLength].Name = "AsTemplate"; + pResult[nLength].Value <<= true; + } + + return aResult; +} + + +static uno::Reference< io::XInputStream > createTempInpStreamFromStor( + const uno::Reference< embed::XStorage >& xStorage, + const uno::Reference< uno::XComponentContext >& xContext ) +{ + SAL_WARN_IF( !xStorage.is(), "embeddedobj.common", "The storage can not be empty!" ); + + uno::Reference< io::XInputStream > xResult; + + uno::Reference < io::XStream > xTempStream( io::TempFile::create(xContext), uno::UNO_QUERY_THROW ); + + uno::Reference < lang::XSingleServiceFactory > xStorageFactory( embed::StorageFactory::create(xContext) ); + + uno::Sequence< uno::Any > aArgs{ uno::Any(xTempStream), + uno::Any(embed::ElementModes::READWRITE) }; + uno::Reference< embed::XStorage > xTempStorage( xStorageFactory->createInstanceWithArguments( aArgs ), + uno::UNO_QUERY_THROW ); + + try + { + xStorage->copyToStorage( xTempStorage ); + } catch( const uno::Exception& ) + { + css::uno::Any anyEx = cppu::getCaughtException(); + throw embed::StorageWrappedTargetException( + "Can't copy storage!", + uno::Reference< uno::XInterface >(), + anyEx ); + } + + try { + if ( xTempStorage.is() ) + xTempStorage->dispose(); + } + catch ( const uno::Exception& ) + { + } + + try { + uno::Reference< io::XOutputStream > xTempOut = xTempStream->getOutputStream(); + if ( xTempOut.is() ) + xTempOut->closeOutput(); + } + catch ( const uno::Exception& ) + { + } + + xResult = xTempStream->getInputStream(); + + return xResult; + +} + + +static void TransferMediaType( const uno::Reference< embed::XStorage >& i_rSource, const uno::Reference< embed::XStorage >& i_rTarget ) +{ + try + { + const uno::Reference< beans::XPropertySet > xSourceProps( i_rSource, uno::UNO_QUERY_THROW ); + const uno::Reference< beans::XPropertySet > xTargetProps( i_rTarget, uno::UNO_QUERY_THROW ); + static constexpr OUString sMediaTypePropName( u"MediaType"_ustr ); + xTargetProps->setPropertyValue( sMediaTypePropName, xSourceProps->getPropertyValue( sMediaTypePropName ) ); + } + catch( const uno::Exception& ) + { + DBG_UNHANDLED_EXCEPTION("embeddedobj.common"); + } +} + + +static uno::Reference< util::XCloseable > CreateDocument( const uno::Reference< uno::XComponentContext >& _rxContext, + const OUString& _rDocumentServiceName, bool _bEmbeddedScriptSupport, const bool i_bDocumentRecoverySupport ) +{ + static constexpr OUStringLiteral sEmbeddedObject = u"EmbeddedObject"; + static constexpr OUStringLiteral sEmbeddedScriptSupport = u"EmbeddedScriptSupport"; + static constexpr OUStringLiteral sDocumentRecoverySupport = u"DocumentRecoverySupport"; + ::comphelper::NamedValueCollection aArguments; + aArguments.put( sEmbeddedObject, true ); + aArguments.put( sEmbeddedScriptSupport, _bEmbeddedScriptSupport ); + aArguments.put( sDocumentRecoverySupport, i_bDocumentRecoverySupport ); + + uno::Reference< uno::XInterface > xDocument; + try + { + xDocument = _rxContext->getServiceManager()->createInstanceWithArgumentsAndContext( + _rDocumentServiceName, aArguments.getWrappedPropertyValues(), _rxContext ); + } + catch( const uno::Exception& ) + { + // if an embedded object implementation does not support XInitialization, + // the default factory from cppuhelper will throw an + // IllegalArgumentException when we try to create the instance with arguments. + // Okay, so we fall back to creating the instance without any arguments. + OSL_FAIL("Consider implementing interface XInitialization to avoid duplicate construction"); + xDocument = _rxContext->getServiceManager()->createInstanceWithContext( _rDocumentServiceName, _rxContext ); + } + + SAL_WARN_IF(!xDocument.is(), "embeddedobj.common", "Service " << _rDocumentServiceName << " is not available?"); + return uno::Reference< util::XCloseable >( xDocument, uno::UNO_QUERY ); +} + + +static void SetDocToEmbedded( const uno::Reference< frame::XModel >& rDocument, const OUString& aModuleName ) +{ + if (!rDocument.is()) + return; + + uno::Sequence< beans::PropertyValue > aSeq{ comphelper::makePropertyValue("SetEmbedded", true) }; + rDocument->attachResource( OUString(), aSeq ); + + if ( !aModuleName.isEmpty() ) + { + try + { + uno::Reference< frame::XModule > xModule( rDocument, uno::UNO_QUERY_THROW ); + xModule->setIdentifier( aModuleName ); + } + catch( const uno::Exception& ) + {} + } +} + + +void OCommonEmbeddedObject::SwitchOwnPersistence( const uno::Reference< embed::XStorage >& xNewParentStorage, + const uno::Reference< embed::XStorage >& xNewObjectStorage, + const OUString& aNewName ) +{ + if ( xNewParentStorage == m_xParentStorage && aNewName == m_aEntryName ) + { + SAL_WARN_IF( xNewObjectStorage != m_xObjectStorage, "embeddedobj.common", "The storage must be the same!" ); + return; + } + + auto xOldObjectStorage = m_xObjectStorage; + m_xObjectStorage = xNewObjectStorage; + m_xParentStorage = xNewParentStorage; + m_aEntryName = aNewName; + + // the linked document should not be switched + if ( !m_bIsLinkURL ) + { + uno::Reference< document::XStorageBasedDocument > xDoc( m_xDocHolder->GetComponent(), uno::UNO_QUERY ); + if ( xDoc.is() ) + SwitchDocToStorage_Impl( xDoc, m_xObjectStorage ); + } + + try { + if ( xOldObjectStorage.is() ) + xOldObjectStorage->dispose(); + } + catch ( const uno::Exception& ) + { + } +} + + +void OCommonEmbeddedObject::SwitchOwnPersistence( const uno::Reference< embed::XStorage >& xNewParentStorage, + const OUString& aNewName ) +{ + if ( xNewParentStorage == m_xParentStorage && aNewName == m_aEntryName ) + return; + + sal_Int32 nStorageMode = m_bReadOnly ? embed::ElementModes::READ : embed::ElementModes::READWRITE; + + uno::Reference< embed::XStorage > xNewOwnStorage = xNewParentStorage->openStorageElement( aNewName, nStorageMode ); + SAL_WARN_IF( !xNewOwnStorage.is(), "embeddedobj.common", "The method can not return empty reference!" ); + + SwitchOwnPersistence( xNewParentStorage, xNewOwnStorage, aNewName ); +} + + +void OCommonEmbeddedObject::EmbedAndReparentDoc_Impl( const uno::Reference< util::XCloseable >& i_rxDocument ) const +{ + SetDocToEmbedded( uno::Reference< frame::XModel >( i_rxDocument, uno::UNO_QUERY ), m_aModuleName ); + + try + { + uno::Reference < container::XChild > xChild( i_rxDocument, uno::UNO_QUERY ); + if ( xChild.is() ) + xChild->setParent( m_xParent ); + } + catch( const lang::NoSupportException & ) + { + SAL_WARN( "embeddedobj.common", "OCommonEmbeddedObject::EmbedAndReparentDoc: cannot set parent at document!" ); + } +} + + +uno::Reference< util::XCloseable > OCommonEmbeddedObject::InitNewDocument_Impl() +{ + uno::Reference< util::XCloseable > xDocument( CreateDocument( m_xContext, GetDocumentServiceName(), + m_bEmbeddedScriptSupport, m_bDocumentRecoverySupport ) ); + + uno::Reference< frame::XModel > xModel( xDocument, uno::UNO_QUERY ); + uno::Reference< frame::XLoadable > xLoadable( xModel, uno::UNO_QUERY_THROW ); + + try + { + // set the document mode to embedded as the first action on document!!! + EmbedAndReparentDoc_Impl( xDocument ); + + // if we have a storage to recover the document from, do not use initNew, but instead load from that storage + bool bInitNew = true; + if ( m_xRecoveryStorage.is() ) + { + uno::Reference< document::XStorageBasedDocument > xDoc( xLoadable, uno::UNO_QUERY ); + SAL_WARN_IF( !xDoc.is(), "embeddedobj.common", "OCommonEmbeddedObject::InitNewDocument_Impl: cannot recover from a storage when the document is not storage based!" ); + if ( xDoc.is() ) + { + ::comphelper::NamedValueCollection aLoadArgs; + FillDefaultLoadArgs_Impl( m_xRecoveryStorage, aLoadArgs ); + + xDoc->loadFromStorage( m_xRecoveryStorage, aLoadArgs.getPropertyValues() ); + SwitchDocToStorage_Impl( xDoc, m_xObjectStorage ); + bInitNew = false; + } + } + + if ( bInitNew ) + { + // init document as a new + xLoadable->initNew(); + } + xModel->attachResource( xModel->getURL(), m_aDocMediaDescriptor ); + } + catch( const uno::Exception& ) + { + if ( xDocument.is() ) + { + try + { + xDocument->close( true ); + } + catch( const uno::Exception& ) + { + } + } + + throw; // TODO + } + + return xDocument; +} + +uno::Reference< util::XCloseable > OCommonEmbeddedObject::LoadLink_Impl() +{ + sal_Int32 nLen = m_bLinkHasPassword ? 3 : 2; + uno::Sequence< beans::PropertyValue > aArgs( m_aDocMediaDescriptor.getLength() + nLen ); + auto pArgs = aArgs.getArray(); + + pArgs[0].Name = "URL"; + if(m_aLinkTempFile.is()) + pArgs[0].Value <<= m_aLinkTempFile->getUri(); + else + pArgs[0].Value <<= m_aLinkURL; + + pArgs[1].Name = "FilterName"; + pArgs[1].Value <<= m_aLinkFilterName; + + if ( m_bLinkHasPassword ) + { + pArgs[2].Name = "Password"; + pArgs[2].Value <<= m_aLinkPassword; + } + + for ( sal_Int32 nInd = 0; nInd < m_aDocMediaDescriptor.getLength(); nInd++ ) + { + // return early if this document is not trusted to open links + if (m_aDocMediaDescriptor[nInd].Name == utl::MediaDescriptor::PROP_REFERRER) + { + OUString referer; + m_aDocMediaDescriptor[nInd].Value >>= referer; + if (SvtSecurityOptions::isUntrustedReferer(referer)) + return nullptr; + } + pArgs[nInd+nLen].Name = m_aDocMediaDescriptor[nInd].Name; + pArgs[nInd+nLen].Value = m_aDocMediaDescriptor[nInd].Value; + } + + uno::Reference< util::XCloseable > xDocument( CreateDocument( m_xContext, GetDocumentServiceName(), + m_bEmbeddedScriptSupport, m_bDocumentRecoverySupport ) ); + uno::Reference< frame::XLoadable > xLoadable( xDocument, uno::UNO_QUERY_THROW ); + + try + { + handleLinkedOLE(CopyBackToOLELink::CopyLinkToTemp); + + // the document is not really an embedded one, it is a link + EmbedAndReparentDoc_Impl( xDocument ); + + // load the document + xLoadable->load( aArgs ); + + if ( !m_bLinkHasPassword ) + { + // check if there is a password to cache + uno::Reference< frame::XModel > xModel( xLoadable, uno::UNO_QUERY_THROW ); + const uno::Sequence< beans::PropertyValue > aProps = xModel->getArgs(); + for ( beans::PropertyValue const & prop : aProps ) + if ( prop.Name == "Password" && ( prop.Value >>= m_aLinkPassword ) ) + { + m_bLinkHasPassword = true; + break; + } + } + } + catch( const uno::Exception& ) + { + if ( xDocument.is() ) + { + try + { + xDocument->close( true ); + } + catch( const uno::Exception& ) + { + } + } + + throw; // TODO + } + + return xDocument; + +} + +OUString OCommonEmbeddedObject::GetFilterName( sal_Int32 nVersion ) const +{ + OUString aFilterName = GetPresetFilterName(); + if ( aFilterName.isEmpty() ) + { + OUString sDocumentServiceName = GetDocumentServiceName(); + if (utl::ConfigManager::IsFuzzing() && nVersion == SOFFICE_FILEFORMAT_CURRENT && + sDocumentServiceName == "com.sun.star.chart2.ChartDocument") + { + return "chart8"; + } + try { + ::comphelper::MimeConfigurationHelper aHelper( m_xContext ); + aFilterName = aHelper.GetDefaultFilterFromServiceName(sDocumentServiceName, nVersion); + + // If no filter is found, fall back to the FileFormatVersion=6200 filter, Base only has that. + if (aFilterName.isEmpty() && nVersion == SOFFICE_FILEFORMAT_CURRENT) + aFilterName = aHelper.GetDefaultFilterFromServiceName(GetDocumentServiceName(), SOFFICE_FILEFORMAT_60); + } catch( const uno::Exception& ) + {} + } + + return aFilterName; +} + + +void OCommonEmbeddedObject::FillDefaultLoadArgs_Impl( const uno::Reference< embed::XStorage >& i_rxStorage, + ::comphelper::NamedValueCollection& o_rLoadArgs ) const +{ + o_rLoadArgs.put( "DocumentBaseURL", GetBaseURL_Impl() ); + o_rLoadArgs.put( "HierarchicalDocumentName", m_aEntryName ); + o_rLoadArgs.put( "ReadOnly", m_bReadOnly ); + + OUString aFilterName = GetFilterName( ::comphelper::OStorageHelper::GetXStorageFormat( i_rxStorage ) ); + SAL_WARN_IF( aFilterName.isEmpty(), "embeddedobj.common", "OCommonEmbeddedObject::FillDefaultLoadArgs_Impl: Wrong document service name!" ); + if ( aFilterName.isEmpty() ) + throw io::IOException(); // TODO: error message/code + + o_rLoadArgs.put( "FilterName", aFilterName ); +} + + +uno::Reference< util::XCloseable > OCommonEmbeddedObject::LoadDocumentFromStorage_Impl() +{ + ENSURE_OR_THROW( m_xObjectStorage.is(), "no object storage" ); + + const uno::Reference< embed::XStorage > xSourceStorage( m_xRecoveryStorage.is() ? m_xRecoveryStorage : m_xObjectStorage ); + + uno::Reference< util::XCloseable > xDocument( CreateDocument( m_xContext, GetDocumentServiceName(), + m_bEmbeddedScriptSupport, m_bDocumentRecoverySupport ) ); + + //#i103460# ODF: take the size given from the parent frame as default + uno::Reference< chart2::XChartDocument > xChart( xDocument, uno::UNO_QUERY ); + if( xChart.is() ) + { + uno::Reference< embed::XVisualObject > xChartVisualObject( xChart, uno::UNO_QUERY ); + if( xChartVisualObject.is() ) + xChartVisualObject->setVisualAreaSize( embed::Aspects::MSOLE_CONTENT, m_aDefaultSizeForChart_In_100TH_MM ); + } + + uno::Reference< frame::XLoadable > xLoadable( xDocument, uno::UNO_QUERY ); + uno::Reference< document::XStorageBasedDocument > xDoc( xDocument, uno::UNO_QUERY ); + if ( !xDoc.is() && !xLoadable.is() ) + throw uno::RuntimeException(); + + ::comphelper::NamedValueCollection aLoadArgs; + FillDefaultLoadArgs_Impl( xSourceStorage, aLoadArgs ); + + uno::Reference< io::XInputStream > xTempInpStream; + if ( !xDoc.is() ) + { + xTempInpStream = createTempInpStreamFromStor( xSourceStorage, m_xContext ); + if ( !xTempInpStream.is() ) + throw uno::RuntimeException(); + + OUString aTempFileURL; + try + { + // no need to let the file stay after the stream is removed since the embedded document + // can not be stored directly + uno::Reference< beans::XPropertySet > xTempStreamProps( xTempInpStream, uno::UNO_QUERY_THROW ); + xTempStreamProps->getPropertyValue("Uri") >>= aTempFileURL; + } + catch( const uno::Exception& ) + { + } + + SAL_WARN_IF( aTempFileURL.isEmpty(), "embeddedobj.common", "Couldn't retrieve temporary file URL!" ); + + aLoadArgs.put( "URL", aTempFileURL ); + aLoadArgs.put( "InputStream", xTempInpStream ); + } + + + aLoadArgs.merge( m_aDocMediaDescriptor, true ); + + try + { + // set the document mode to embedded as the first step!!! + EmbedAndReparentDoc_Impl( xDocument ); + + if (m_bReadOnly) + { + aLoadArgs.put("ReadOnly", true); + } + + if ( xDoc.is() ) + { + xDoc->loadFromStorage( xSourceStorage, aLoadArgs.getPropertyValues() ); + if ( xSourceStorage != m_xObjectStorage ) + SwitchDocToStorage_Impl( xDoc, m_xObjectStorage ); + } + else + xLoadable->load( aLoadArgs.getPropertyValues() ); + } + catch( const uno::Exception& ) + { + if ( xDocument.is() ) + { + try + { + xDocument->close( true ); + } + catch( const uno::Exception& ) + { + DBG_UNHANDLED_EXCEPTION("embeddedobj.common"); + } + } + + throw; // TODO + } + + return xDocument; +} + + +uno::Reference< io::XInputStream > OCommonEmbeddedObject::StoreDocumentToTempStream_Impl( + sal_Int32 nStorageFormat, + const OUString& aBaseURL, + const OUString& aHierarchName ) +{ + uno::Reference < io::XOutputStream > xTempOut( + io::TempFile::create(m_xContext), + uno::UNO_QUERY_THROW ); + uno::Reference< io::XInputStream > aResult( xTempOut, uno::UNO_QUERY_THROW ); + + uno::Reference< frame::XStorable > xStorable; + { + osl::MutexGuard aGuard( m_aMutex ); + if ( m_xDocHolder.is() ) + xStorable.set( m_xDocHolder->GetComponent(), uno::UNO_QUERY ); + } + + if( !xStorable.is() ) + throw uno::RuntimeException("No storage is provided for storing!"); // TODO: + + OUString aFilterName = GetFilterName( nStorageFormat ); + + SAL_WARN_IF( aFilterName.isEmpty(), "embeddedobj.common", "Wrong document service name!" ); + if ( aFilterName.isEmpty() ) + throw io::IOException("No filter name provided / Wrong document service name"); // TODO: + + uno::Sequence< beans::PropertyValue > aArgs{ + comphelper::makePropertyValue("FilterName", aFilterName), + comphelper::makePropertyValue("OutputStream", xTempOut), + comphelper::makePropertyValue("DocumentBaseURL", aBaseURL), + comphelper::makePropertyValue("HierarchicalDocumentName", aHierarchName) + }; + + xStorable->storeToURL( "private:stream", aArgs ); + try + { + xTempOut->closeOutput(); + } + catch( const uno::Exception& ) + { + SAL_WARN( "embeddedobj.common", "Looks like stream was closed already" ); + } + + return aResult; +} + + +void OCommonEmbeddedObject::SaveObject_Impl() +{ + if ( !m_xClientSite.is() ) + return; + + try + { + // check whether the component is modified, + // if not there is no need for storing + uno::Reference< util::XModifiable > xModifiable( m_xDocHolder->GetComponent(), uno::UNO_QUERY ); + if ( xModifiable.is() && !xModifiable->isModified() ) + return; + } + catch( const uno::Exception& ) + {} + + try { + m_xClientSite->saveObject(); + } + catch( const uno::Exception& ) + { + SAL_WARN( "embeddedobj.common", "The object was not stored!" ); + } +} + + +OUString OCommonEmbeddedObject::GetBaseURL_Impl() const +{ + OUString aBaseURL; + + if ( m_xClientSite.is() ) + { + try + { + uno::Reference< frame::XModel > xParentModel( m_xClientSite->getComponent(), uno::UNO_QUERY_THROW ); + const uno::Sequence< beans::PropertyValue > aModelProps = xParentModel->getArgs(); + for ( beans::PropertyValue const & prop : aModelProps ) + if ( prop.Name == "DocumentBaseURL" ) + { + prop.Value >>= aBaseURL; + break; + } + } + catch( const uno::Exception& ) + {} + } + + if ( aBaseURL.isEmpty() ) + { + for ( beans::PropertyValue const & prop : m_aDocMediaDescriptor ) + if ( prop.Name == "DocumentBaseURL" ) + { + prop.Value >>= aBaseURL; + break; + } + } + + if ( aBaseURL.isEmpty() ) + aBaseURL = m_aDefaultParentBaseURL; + + return aBaseURL; +} + + +OUString OCommonEmbeddedObject::GetBaseURLFrom_Impl( + const uno::Sequence< beans::PropertyValue >& lArguments, + const uno::Sequence< beans::PropertyValue >& lObjArgs ) +{ + OUString aBaseURL; + + for ( beans::PropertyValue const & prop : lArguments ) + if ( prop.Name == "DocumentBaseURL" ) + { + prop.Value >>= aBaseURL; + break; + } + + if ( aBaseURL.isEmpty() ) + { + for ( beans::PropertyValue const & prop : lObjArgs ) + if ( prop.Name == "DefaultParentBaseURL" ) + { + prop.Value >>= aBaseURL; + break; + } + } + + return aBaseURL; +} + + +void OCommonEmbeddedObject::SwitchDocToStorage_Impl( const uno::Reference< document::XStorageBasedDocument >& xDoc, const uno::Reference< embed::XStorage >& xStorage ) +{ + xDoc->switchToStorage( xStorage ); + + uno::Reference< util::XModifiable > xModif( xDoc, uno::UNO_QUERY ); + if ( xModif.is() ) + xModif->setModified( false ); + + if ( m_xRecoveryStorage.is() ) + m_xRecoveryStorage.clear(); +} + +namespace { + +OUString getStringPropertyValue( const uno::Sequence<beans::PropertyValue>& rProps, std::u16string_view rName ) +{ + OUString aStr; + + for (beans::PropertyValue const & prop : rProps) + { + if (prop.Name == rName) + { + prop.Value >>= aStr; + break; + } + } + + return aStr; +} + +} + +void OCommonEmbeddedObject::StoreDocToStorage_Impl( + const uno::Reference<embed::XStorage>& xStorage, + const uno::Sequence<beans::PropertyValue>& rMediaArgs, + const uno::Sequence<beans::PropertyValue>& rObjArgs, + sal_Int32 nStorageFormat, + const OUString& aHierarchName, + bool bAttachToTheStorage ) +{ + SAL_WARN_IF( !xStorage.is(), "embeddedobj.common", "No storage is provided for storing!" ); + + if ( !xStorage.is() ) + throw uno::RuntimeException(); // TODO: + + uno::Reference< document::XStorageBasedDocument > xDoc; + { + osl::MutexGuard aGuard( m_aMutex ); + if ( m_xDocHolder.is() ) + xDoc.set( m_xDocHolder->GetComponent(), uno::UNO_QUERY ); + } + + OUString aBaseURL = GetBaseURLFrom_Impl(rMediaArgs, rObjArgs); + + if ( xDoc.is() ) + { + OUString aFilterName = GetFilterName( nStorageFormat ); + + // No filter found? Try the older format, e.g. Base has only that. + if (aFilterName.isEmpty() && nStorageFormat == SOFFICE_FILEFORMAT_CURRENT) + aFilterName = GetFilterName( SOFFICE_FILEFORMAT_60 ); + + SAL_WARN_IF( aFilterName.isEmpty(), "embeddedobj.common", "Wrong document service name!" ); + if ( aFilterName.isEmpty() ) + throw io::IOException(); // TODO: + + static constexpr OUString sFilterName = u"FilterName"_ustr; + static constexpr OUString sHierarchicalDocumentName = u"HierarchicalDocumentName"_ustr; + static constexpr OUString sDocumentBaseURL = u"DocumentBaseURL"_ustr; + static constexpr OUString sSourceShellID = u"SourceShellID"_ustr; + static constexpr OUString sDestinationShellID = u"DestinationShellID"_ustr; + uno::Sequence<beans::PropertyValue> aArgs{ + comphelper::makePropertyValue(sFilterName, aFilterName), + comphelper::makePropertyValue(sHierarchicalDocumentName, aHierarchName), + comphelper::makePropertyValue(sDocumentBaseURL, aBaseURL), + comphelper::makePropertyValue(sSourceShellID, + getStringPropertyValue(rObjArgs, sSourceShellID)), + comphelper::makePropertyValue( + sDestinationShellID, getStringPropertyValue(rObjArgs, sDestinationShellID)) + }; + + xDoc->storeToStorage( xStorage, aArgs ); + if ( bAttachToTheStorage ) + SwitchDocToStorage_Impl( xDoc, xStorage ); + } + else + { + // store document to temporary stream based on temporary file + uno::Reference < io::XInputStream > xTempIn = StoreDocumentToTempStream_Impl( nStorageFormat, aBaseURL, aHierarchName ); + + SAL_WARN_IF( !xTempIn.is(), "embeddedobj.common", "The stream reference can not be empty!" ); + + // open storage based on document temporary file for reading + uno::Reference < lang::XSingleServiceFactory > xStorageFactory = embed::StorageFactory::create(m_xContext); + + uno::Sequence< uno::Any > aArgs{ uno::Any(xTempIn) }; + uno::Reference< embed::XStorage > xTempStorage( xStorageFactory->createInstanceWithArguments( aArgs ), + uno::UNO_QUERY_THROW ); + + // object storage must be committed automatically + xTempStorage->copyToStorage( xStorage ); + } +} + + +uno::Reference< util::XCloseable > OCommonEmbeddedObject::CreateDocFromMediaDescr_Impl( + const uno::Sequence< beans::PropertyValue >& aMedDescr ) +{ + uno::Reference< util::XCloseable > xDocument( CreateDocument( m_xContext, GetDocumentServiceName(), + m_bEmbeddedScriptSupport, m_bDocumentRecoverySupport ) ); + + uno::Reference< frame::XLoadable > xLoadable( xDocument, uno::UNO_QUERY_THROW ); + + try + { + // set the document mode to embedded as the first action on the document!!! + EmbedAndReparentDoc_Impl( xDocument ); + + xLoadable->load( addAsTemplate( aMedDescr ) ); + } + catch( const uno::Exception& ) + { + if ( xDocument.is() ) + { + try + { + xDocument->close( true ); + } + catch( const uno::Exception& ) + { + } + } + + throw; // TODO + } + + return xDocument; +} + + +uno::Reference< util::XCloseable > OCommonEmbeddedObject::CreateTempDocFromLink_Impl() +{ + uno::Reference< util::XCloseable > xResult; + + SAL_WARN_IF( !m_bIsLinkURL, "embeddedobj.common", "The object is not a linked one!" ); + + uno::Sequence< beans::PropertyValue > aTempMediaDescr; + + sal_Int32 nStorageFormat = SOFFICE_FILEFORMAT_CURRENT; + try { + nStorageFormat = ::comphelper::OStorageHelper::GetXStorageFormat( m_xParentStorage ); + } + catch ( const beans::IllegalTypeException& ) + { + // the container just has an unknown type, use current file format + } + catch ( const uno::Exception& ) + { + SAL_WARN( "embeddedobj.common", "Can not retrieve storage media type!" ); + } + + if ( m_xDocHolder->GetComponent().is() ) + { + aTempMediaDescr.realloc( 4 ); + + // TODO/LATER: may be private:stream should be used as target URL + OUString aTempFileURL; + uno::Reference< io::XInputStream > xTempStream = StoreDocumentToTempStream_Impl( SOFFICE_FILEFORMAT_CURRENT, + OUString(), + OUString() ); + try + { + // no need to let the file stay after the stream is removed since the embedded document + // can not be stored directly + uno::Reference< beans::XPropertySet > xTempStreamProps( xTempStream, uno::UNO_QUERY_THROW ); + xTempStreamProps->getPropertyValue("Uri") >>= aTempFileURL; + } + catch( const uno::Exception& ) + { + } + + SAL_WARN_IF( aTempFileURL.isEmpty(), "embeddedobj.common", "Couldn't retrieve temporary file URL!" ); + + aTempMediaDescr + = { comphelper::makePropertyValue("URL", aTempFileURL), + comphelper::makePropertyValue("InputStream", xTempStream), + comphelper::makePropertyValue("FilterName", GetFilterName( nStorageFormat )), + comphelper::makePropertyValue("AsTemplate", true) }; + } + else + { + aTempMediaDescr = { comphelper::makePropertyValue( + "URL", + // tdf#141529 use URL of the linked TempFile if it exists + m_aLinkTempFile.is() ? m_aLinkTempFile->getUri() : m_aLinkURL), + comphelper::makePropertyValue("FilterName", m_aLinkFilterName) }; + } + + xResult = CreateDocFromMediaDescr_Impl( aTempMediaDescr ); + + return xResult; +} + + +void SAL_CALL OCommonEmbeddedObject::setPersistentEntry( + const uno::Reference< embed::XStorage >& xStorage, + const OUString& sEntName, + sal_Int32 nEntryConnectionMode, + const uno::Sequence< beans::PropertyValue >& lArguments, + const uno::Sequence< beans::PropertyValue >& lObjArgs ) +{ + // the type of the object must be already set + // a kind of typedetection should be done in the factory + + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + if ( !xStorage.is() ) + throw lang::IllegalArgumentException( "No parent storage is provided!", + static_cast< ::cppu::OWeakObject* >(this), + 1 ); + + if ( sEntName.isEmpty() ) + throw lang::IllegalArgumentException( "Empty element name is provided!", + static_cast< ::cppu::OWeakObject* >(this), + 2 ); + + // May be LOADED should be forbidden here ??? + if ( ( m_nObjectState != -1 || nEntryConnectionMode == embed::EntryInitModes::NO_INIT ) + && ( m_nObjectState == -1 || nEntryConnectionMode != embed::EntryInitModes::NO_INIT ) ) + { + // if the object is not loaded + // it can not get persistent representation without initialization + + // if the object is loaded + // it can switch persistent representation only without initialization + + throw embed::WrongStateException( + "Can't change persistent representation of activated object!", + static_cast< ::cppu::OWeakObject* >(this) ); + } + + if ( m_bWaitSaveCompleted ) + { + if ( nEntryConnectionMode != embed::EntryInitModes::NO_INIT ) + throw embed::WrongStateException( + "The object waits for saveCompleted() call!", + static_cast< ::cppu::OWeakObject* >(this) ); + // saveCompleted is expected, handle it accordingly + if ( m_xNewParentStorage == xStorage && m_aNewEntryName == sEntName ) + { + saveCompleted( true ); + return; + } + + // if a completely different entry is provided, switch first back to the old persistence in saveCompleted + // and then switch to the target persistence + bool bSwitchFurther = ( m_xParentStorage != xStorage || m_aEntryName != sEntName ); + saveCompleted( false ); + if ( !bSwitchFurther ) + return; + } + + // for now support of this interface is required to allow breaking of links and converting them to normal embedded + // objects, so the persist name must be handled correctly ( althowgh no real persist entry is used ) + // OSL_ENSURE( !m_bIsLinkURL, "This method implementation must not be used for links!" ); + if ( m_bIsLinkURL ) + { + m_aEntryName = sEntName; + return; + } + + uno::Reference< container::XNameAccess > xNameAccess( xStorage, uno::UNO_QUERY_THROW ); + + // detect entry existence + bool bElExists = xNameAccess->hasByName( sEntName ); + + m_aDocMediaDescriptor = GetValuableArgs_Impl( lArguments, + nEntryConnectionMode != embed::EntryInitModes::MEDIA_DESCRIPTOR_INIT ); + + m_bReadOnly = false; + for ( beans::PropertyValue const & prop : lArguments ) + if ( prop.Name == "ReadOnly" ) + prop.Value >>= m_bReadOnly; + + // TODO: use lObjArgs for StoreVisualReplacement + for ( beans::PropertyValue const & prop : lObjArgs ) + if ( prop.Name == "OutplaceDispatchInterceptor" ) + { + uno::Reference< frame::XDispatchProviderInterceptor > xDispatchInterceptor; + if ( prop.Value >>= xDispatchInterceptor ) + m_xDocHolder->SetOutplaceDispatchInterceptor( xDispatchInterceptor ); + } + else if ( prop.Name == "DefaultParentBaseURL" ) + { + prop.Value >>= m_aDefaultParentBaseURL; + } + else if ( prop.Name == "Parent" ) + { + prop.Value >>= m_xParent; + } + else if ( prop.Name == "IndividualMiscStatus" ) + { + sal_Int64 nMiscStatus=0; + prop.Value >>= nMiscStatus; + m_nMiscStatus |= nMiscStatus; + } + else if ( prop.Name == "CloneFrom" ) + { + uno::Reference < embed::XEmbeddedObject > xObj; + prop.Value >>= xObj; + if ( xObj.is() ) + { + m_bHasClonedSize = true; + m_aClonedSize = xObj->getVisualAreaSize( embed::Aspects::MSOLE_CONTENT ); + m_nClonedMapUnit = xObj->getMapUnit( embed::Aspects::MSOLE_CONTENT ); + } + } + else if ( prop.Name == "OutplaceFrameProperties" ) + { + uno::Sequence< uno::Any > aOutFrameProps; + uno::Sequence< beans::NamedValue > aOutFramePropsTyped; + if ( prop.Value >>= aOutFrameProps ) + { + m_xDocHolder->SetOutplaceFrameProperties( aOutFrameProps ); + } + else if ( prop.Value >>= aOutFramePropsTyped ) + { + aOutFrameProps.realloc( aOutFramePropsTyped.getLength() ); + uno::Any* pProp = aOutFrameProps.getArray(); + for ( const beans::NamedValue* pTypedProp = aOutFramePropsTyped.getConstArray(); + pTypedProp != aOutFramePropsTyped.getConstArray() + aOutFramePropsTyped.getLength(); + ++pTypedProp, ++pProp + ) + { + *pProp <<= *pTypedProp; + } + m_xDocHolder->SetOutplaceFrameProperties( aOutFrameProps ); + } + else + SAL_WARN( "embeddedobj.common", "OCommonEmbeddedObject::setPersistentEntry: illegal type for argument 'OutplaceFrameProperties'!" ); + } + else if ( prop.Name == "ModuleName" ) + { + prop.Value >>= m_aModuleName; + } + else if ( prop.Name == "EmbeddedScriptSupport" ) + { + OSL_VERIFY( prop.Value >>= m_bEmbeddedScriptSupport ); + } + else if ( prop.Name == "DocumentRecoverySupport" ) + { + OSL_VERIFY( prop.Value >>= m_bDocumentRecoverySupport ); + } + else if ( prop.Name == "RecoveryStorage" ) + { + OSL_VERIFY( prop.Value >>= m_xRecoveryStorage ); + } + + + sal_Int32 nStorageMode = m_bReadOnly ? embed::ElementModes::READ : embed::ElementModes::READWRITE; + + SwitchOwnPersistence( xStorage, sEntName ); + + if ( nEntryConnectionMode == embed::EntryInitModes::DEFAULT_INIT ) + { + if ( bElExists ) + { + // the initialization from existing storage allows to leave object in loaded state + m_nObjectState = embed::EmbedStates::LOADED; + } + else + { + m_xDocHolder->SetComponent( InitNewDocument_Impl(), m_bReadOnly ); + if ( !m_xDocHolder->GetComponent().is() ) + throw io::IOException(); // TODO: can not create document + + m_nObjectState = embed::EmbedStates::RUNNING; + } + } + else + { + if ( ( nStorageMode & embed::ElementModes::READWRITE ) != embed::ElementModes::READWRITE ) + throw io::IOException(); + + if ( nEntryConnectionMode == embed::EntryInitModes::NO_INIT ) + { + // the document just already changed its storage to store to + // the links to OOo documents for now ignore this call + // TODO: OOo links will have persistence so it will be switched here + } + else if ( nEntryConnectionMode == embed::EntryInitModes::TRUNCATE_INIT ) + { + if ( m_xRecoveryStorage.is() ) + TransferMediaType( m_xRecoveryStorage, m_xObjectStorage ); + + // TODO: + m_xDocHolder->SetComponent( InitNewDocument_Impl(), m_bReadOnly ); + + if ( !m_xDocHolder->GetComponent().is() ) + throw io::IOException(); // TODO: can not create document + + m_nObjectState = embed::EmbedStates::RUNNING; + } + else if ( nEntryConnectionMode == embed::EntryInitModes::MEDIA_DESCRIPTOR_INIT ) + { + m_xDocHolder->SetComponent( CreateDocFromMediaDescr_Impl( lArguments ), m_bReadOnly ); + m_nObjectState = embed::EmbedStates::RUNNING; + } + //else if ( nEntryConnectionMode == embed::EntryInitModes::TRANSFERABLE_INIT ) + //{ + //TODO: + //} + else + throw lang::IllegalArgumentException( "Wrong connection mode is provided!", + static_cast< ::cppu::OWeakObject* >(this), + 3 ); + } +} + + +void SAL_CALL OCommonEmbeddedObject::storeToEntry( const uno::Reference< embed::XStorage >& xStorage, + const OUString& sEntName, + const uno::Sequence< beans::PropertyValue >& lArguments, + const uno::Sequence< beans::PropertyValue >& lObjArgs ) +{ + ::osl::ResettableMutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + if ( m_nObjectState == -1 ) + { + // the object is still not loaded + throw embed::WrongStateException( "Can't store object without persistence!", + static_cast< ::cppu::OWeakObject* >(this) ); + } + + if ( m_bWaitSaveCompleted ) + throw embed::WrongStateException( + "The object waits for saveCompleted() call!", + static_cast< ::cppu::OWeakObject* >(this) ); + + // for now support of this interface is required to allow breaking of links and converting them to normal embedded + // objects, so the persist name must be handled correctly ( althowgh no real persist entry is used ) + // OSL_ENSURE( !m_bIsLinkURL, "This method implementation must not be used for links!" ); + if ( m_bIsLinkURL ) + return; + + OSL_ENSURE( m_xParentStorage.is() && m_xObjectStorage.is(), "The object has no valid persistence!" ); + + sal_Int32 nTargetStorageFormat = SOFFICE_FILEFORMAT_CURRENT; + sal_Int32 nOriginalStorageFormat = SOFFICE_FILEFORMAT_CURRENT; + try { + nTargetStorageFormat = ::comphelper::OStorageHelper::GetXStorageFormat( xStorage ); + } + catch ( const beans::IllegalTypeException& ) + { + // the container just has an unknown type, use current file format + } + catch ( const uno::Exception& ) + { + SAL_WARN( "embeddedobj.common", "Can not retrieve target storage media type!" ); + } + if (nTargetStorageFormat == SOFFICE_FILEFORMAT_60) + { + SAL_INFO("embeddedobj.common", "fdo#78159: Storing OOoXML as ODF"); + nTargetStorageFormat = SOFFICE_FILEFORMAT_CURRENT; + // setting MediaType is done later anyway, no need to do it here + } + + try + { + nOriginalStorageFormat = ::comphelper::OStorageHelper::GetXStorageFormat( m_xParentStorage ); + } + catch ( const beans::IllegalTypeException& ) + { + // the container just has an unknown type, use current file format + } + catch ( const uno::Exception& ) + { + SAL_WARN( "embeddedobj.common", "Can not retrieve own storage media type!" ); + } + + bool bTryOptimization = false; + for ( beans::PropertyValue const & prop : lObjArgs ) + { + // StoreVisualReplacement and VisualReplacement args have no sense here + if ( prop.Name == "CanTryOptimization" ) + prop.Value >>= bTryOptimization; + } + + bool bSwitchBackToLoaded = false; + + // Storing to different format can be done only in running state. + if ( m_nObjectState == embed::EmbedStates::LOADED ) + { + // TODO/LATER: copying is not legal for documents with relative links. + if ( nTargetStorageFormat == nOriginalStorageFormat ) + { + bool bOptimizationWorks = false; + if ( bTryOptimization ) + { + try + { + // try to use optimized copying + uno::Reference< embed::XOptimizedStorage > xSource( m_xParentStorage, uno::UNO_QUERY_THROW ); + uno::Reference< embed::XOptimizedStorage > xTarget( xStorage, uno::UNO_QUERY_THROW ); + xSource->copyElementDirectlyTo( m_aEntryName, xTarget, sEntName ); + bOptimizationWorks = true; + } + catch( const uno::Exception& ) + { + } + } + + if ( !bOptimizationWorks ) + m_xParentStorage->copyElementTo( m_aEntryName, xStorage, sEntName ); + } + else + { + changeState( embed::EmbedStates::RUNNING ); + bSwitchBackToLoaded = true; + } + } + + if ( m_nObjectState == embed::EmbedStates::LOADED ) + return; + + uno::Reference< embed::XStorage > xSubStorage = + xStorage->openStorageElement( sEntName, embed::ElementModes::READWRITE ); + + if ( !xSubStorage.is() ) + throw uno::RuntimeException(); //TODO + + aGuard.clear(); + // TODO/LATER: support hierarchical name for embedded objects in embedded objects + StoreDocToStorage_Impl( + xSubStorage, lArguments, lObjArgs, nTargetStorageFormat, sEntName, false ); + aGuard.reset(); + + if ( bSwitchBackToLoaded ) + changeState( embed::EmbedStates::LOADED ); + + // TODO: should the listener notification be done? +} + + +void SAL_CALL OCommonEmbeddedObject::storeAsEntry( const uno::Reference< embed::XStorage >& xStorage, + const OUString& sEntName, + const uno::Sequence< beans::PropertyValue >& lArguments, + const uno::Sequence< beans::PropertyValue >& lObjArgs ) +{ + ::osl::ResettableMutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + bool AutoSaveEvent = false; + utl::MediaDescriptor lArgs(lObjArgs); + lArgs[utl::MediaDescriptor::PROP_AUTOSAVEEVENT] >>= AutoSaveEvent; + + if ( m_nObjectState == -1 ) + { + // the object is still not loaded + throw embed::WrongStateException( "Can't store object without persistence!", + static_cast< ::cppu::OWeakObject* >(this) ); + } + + if ( m_bWaitSaveCompleted ) + throw embed::WrongStateException( + "The object waits for saveCompleted() call!", + static_cast< ::cppu::OWeakObject* >(this) ); + + // for now support of this interface is required to allow breaking of links and converting them to normal embedded + // objects, so the persist name must be handled correctly ( althowgh no real persist entry is used ) + // OSL_ENSURE( !m_bIsLinkURL, "This method implementation must not be used for links!" ); + if ( m_bIsLinkURL ) + { + m_aNewEntryName = sEntName; + + if ( !AutoSaveEvent ) + handleLinkedOLE(CopyBackToOLELink::CopyTempToLink); + + return; + } + + OSL_ENSURE( m_xParentStorage.is() && m_xObjectStorage.is(), "The object has no valid persistence!" ); + + sal_Int32 nTargetStorageFormat = SOFFICE_FILEFORMAT_CURRENT; + sal_Int32 nOriginalStorageFormat = SOFFICE_FILEFORMAT_CURRENT; + try { + nTargetStorageFormat = ::comphelper::OStorageHelper::GetXStorageFormat( xStorage ); + } + catch ( const beans::IllegalTypeException& ) + { + // the container just has an unknown type, use current file format + } + catch ( const uno::Exception& ) + { + SAL_WARN( "embeddedobj.common", "Can not retrieve target storage media type!" ); + } + if (nTargetStorageFormat == SOFFICE_FILEFORMAT_60) + { + SAL_INFO("embeddedobj.common", "fdo#78159: Storing OOoXML as ODF"); + nTargetStorageFormat = SOFFICE_FILEFORMAT_CURRENT; + // setting MediaType is done later anyway, no need to do it here + } + + try + { + nOriginalStorageFormat = ::comphelper::OStorageHelper::GetXStorageFormat( m_xParentStorage ); + } + catch ( const beans::IllegalTypeException& ) + { + // the container just has an unknown type, use current file format + } + catch ( const uno::Exception& ) + { + SAL_WARN( "embeddedobj.common", "Can not retrieve own storage media type!" ); + } + + PostEvent_Impl( "OnSaveAs" ); + + bool bTryOptimization = false; + for ( beans::PropertyValue const & prop : lObjArgs ) + { + // StoreVisualReplacement and VisualReplacement args have no sense here + if ( prop.Name == "CanTryOptimization" ) + prop.Value >>= bTryOptimization; + } + + bool bSwitchBackToLoaded = false; + + // Storing to different format can be done only in running state. + if ( m_nObjectState == embed::EmbedStates::LOADED ) + { + // TODO/LATER: copying is not legal for documents with relative links. + if ( nTargetStorageFormat == nOriginalStorageFormat ) + { + bool bOptimizationWorks = false; + if ( bTryOptimization ) + { + try + { + // try to use optimized copying + uno::Reference< embed::XOptimizedStorage > xSource( m_xParentStorage, uno::UNO_QUERY_THROW ); + uno::Reference< embed::XOptimizedStorage > xTarget( xStorage, uno::UNO_QUERY_THROW ); + xSource->copyElementDirectlyTo( m_aEntryName, xTarget, sEntName ); + bOptimizationWorks = true; + } + catch( const uno::Exception& ) + { + } + } + + if ( !bOptimizationWorks ) + m_xParentStorage->copyElementTo( m_aEntryName, xStorage, sEntName ); + } + else + { + changeState( embed::EmbedStates::RUNNING ); + bSwitchBackToLoaded = true; + } + } + + uno::Reference< embed::XStorage > xSubStorage = + xStorage->openStorageElement( sEntName, embed::ElementModes::READWRITE ); + + if ( !xSubStorage.is() ) + throw uno::RuntimeException(); //TODO + + if ( m_nObjectState != embed::EmbedStates::LOADED ) + { + aGuard.clear(); + // TODO/LATER: support hierarchical name for embedded objects in embedded objects + StoreDocToStorage_Impl( + xSubStorage, lArguments, lObjArgs, nTargetStorageFormat, sEntName, false ); + aGuard.reset(); + + if ( bSwitchBackToLoaded ) + changeState( embed::EmbedStates::LOADED ); + } + + m_bWaitSaveCompleted = true; + m_xNewObjectStorage = xSubStorage; + m_xNewParentStorage = xStorage; + m_aNewEntryName = sEntName; + m_aNewDocMediaDescriptor = GetValuableArgs_Impl( lArguments, true ); + + // TODO: register listeners for storages above, in case they are disposed + // an exception will be thrown on saveCompleted( true ) + + // TODO: should the listener notification be done here or in saveCompleted? +} + + +void SAL_CALL OCommonEmbeddedObject::saveCompleted( sal_Bool bUseNew ) +{ + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + if ( m_nObjectState == -1 ) + { + // the object is still not loaded + throw embed::WrongStateException( "Can't store object without persistence!", + static_cast< ::cppu::OWeakObject* >(this) ); + } + + // for now support of this interface is required to allow breaking of links and converting them to normal embedded + // objects, so the persist name must be handled correctly ( althowgh no real persist entry is used ) + // OSL_ENSURE( !m_bIsLinkURL, "This method implementation must not be used for links!" ); + if ( m_bIsLinkURL ) + { + if ( bUseNew ) + m_aEntryName = m_aNewEntryName; + m_aNewEntryName.clear(); + return; + } + + // it is allowed to call saveCompleted( false ) for nonstored objects + if ( !m_bWaitSaveCompleted && !bUseNew ) + return; + + SAL_WARN_IF( !m_bWaitSaveCompleted, "embeddedobj.common", "Unexpected saveCompleted() call!" ); + if ( !m_bWaitSaveCompleted ) + throw io::IOException(); // TODO: illegal call + + OSL_ENSURE( m_xNewObjectStorage.is() && m_xNewParentStorage.is() , "Internal object information is broken!" ); + if ( !m_xNewObjectStorage.is() || !m_xNewParentStorage.is() ) + throw uno::RuntimeException(); // TODO: broken internal information + + if ( bUseNew ) + { + SwitchOwnPersistence( m_xNewParentStorage, m_xNewObjectStorage, m_aNewEntryName ); + m_aDocMediaDescriptor = m_aNewDocMediaDescriptor; + + uno::Reference< util::XModifiable > xModif( m_xDocHolder->GetComponent(), uno::UNO_QUERY ); + if ( xModif.is() ) + xModif->setModified( false ); + + PostEvent_Impl( "OnSaveAsDone"); + } + else + { + try { + m_xNewObjectStorage->dispose(); + } + catch ( const uno::Exception& ) + { + } + } + + m_xNewObjectStorage.clear(); + m_xNewParentStorage.clear(); + m_aNewEntryName.clear(); + m_aNewDocMediaDescriptor.realloc( 0 ); + m_bWaitSaveCompleted = false; + + if ( bUseNew ) + { + // TODO: notify listeners + + if ( m_nUpdateMode == embed::EmbedUpdateModes::ALWAYS_UPDATE ) + { + // TODO: update visual representation + } + } +} + + +sal_Bool SAL_CALL OCommonEmbeddedObject::hasEntry() +{ + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + if ( m_bWaitSaveCompleted ) + throw embed::WrongStateException( + "The object waits for saveCompleted() call!", + static_cast< ::cppu::OWeakObject* >(this) ); + + if ( m_xObjectStorage.is() ) + return true; + + return false; +} + + +OUString SAL_CALL OCommonEmbeddedObject::getEntryName() +{ + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + if ( m_nObjectState == -1 ) + { + // the object is still not loaded + throw embed::WrongStateException( "The object persistence is not initialized!", + static_cast< ::cppu::OWeakObject* >(this) ); + } + + if ( m_bWaitSaveCompleted ) + throw embed::WrongStateException( + "The object waits for saveCompleted() call!", + static_cast< ::cppu::OWeakObject* >(this) ); + + return m_aEntryName; +} + + +void SAL_CALL OCommonEmbeddedObject::storeOwn() +{ + // during switching from Activated to Running and from Running to Loaded states the object will + // ask container to store the object, the container has to make decision + // to do so or not + + ::osl::ResettableMutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + if ( m_nObjectState == -1 ) + { + // the object is still not loaded + throw embed::WrongStateException( "Can't store object without persistence!", + static_cast< ::cppu::OWeakObject* >(this) ); + } + + if ( m_bWaitSaveCompleted ) + throw embed::WrongStateException( + "The object waits for saveCompleted() call!", + static_cast< ::cppu::OWeakObject* >(this) ); + + if ( m_bReadOnly ) + throw io::IOException(); // TODO: access denied + + // nothing to do, if the object is in loaded state + if ( m_nObjectState == embed::EmbedStates::LOADED ) + return; + + PostEvent_Impl( "OnSave" ); + + SAL_WARN_IF( !m_xDocHolder->GetComponent().is(), "embeddedobj.common", "If an object is activated or in running state it must have a document!" ); + if ( !m_xDocHolder->GetComponent().is() ) + throw uno::RuntimeException(); + + if ( m_bIsLinkURL ) + { + // TODO: just store the document to its location + uno::Reference< frame::XStorable > xStorable( m_xDocHolder->GetComponent(), uno::UNO_QUERY_THROW ); + + // free the main mutex for the storing time + aGuard.clear(); + + xStorable->store(); + + aGuard.reset(); + } + else + { + OSL_ENSURE( m_xParentStorage.is() && m_xObjectStorage.is(), "The object has no valid persistence!" ); + + if ( !m_xObjectStorage.is() ) + throw io::IOException(); //TODO: access denied + + sal_Int32 nStorageFormat = SOFFICE_FILEFORMAT_CURRENT; + try { + nStorageFormat = ::comphelper::OStorageHelper::GetXStorageFormat( m_xParentStorage ); + } + catch ( const beans::IllegalTypeException& ) + { + // the container just has an unknown type, use current file format + } + catch ( const uno::Exception& ) + { + SAL_WARN( "embeddedobj.common", "Can not retrieve storage media type!" ); + } + if (nStorageFormat == SOFFICE_FILEFORMAT_60) + { + SAL_INFO("embeddedobj.common", "fdo#78159: Storing OOoXML as ODF"); + nStorageFormat = SOFFICE_FILEFORMAT_CURRENT; + // setting MediaType is done later anyway, no need to do it here + } + + aGuard.clear(); + uno::Sequence<beans::PropertyValue> aEmpty; + uno::Sequence<beans::PropertyValue> aMediaArgs{ comphelper::makePropertyValue( + "DocumentBaseURL", GetBaseURL_Impl()) }; + StoreDocToStorage_Impl( m_xObjectStorage, aMediaArgs, aEmpty, nStorageFormat, m_aEntryName, true ); + aGuard.reset(); + } + + uno::Reference< util::XModifiable > xModif( m_xDocHolder->GetComponent(), uno::UNO_QUERY ); + if ( xModif.is() ) + xModif->setModified( false ); + + PostEvent_Impl( "OnSaveDone" ); +} + + +sal_Bool SAL_CALL OCommonEmbeddedObject::isReadonly() +{ + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + if ( m_nObjectState == -1 ) + { + // the object is still not loaded + throw embed::WrongStateException( "The object persistence is not initialized!", + static_cast< ::cppu::OWeakObject* >(this) ); + } + + if ( m_bWaitSaveCompleted ) + throw embed::WrongStateException( + "The object waits for saveCompleted() call!", + static_cast< ::cppu::OWeakObject* >(this) ); + + return m_bReadOnly; +} + + +void SAL_CALL OCommonEmbeddedObject::reload( + const uno::Sequence< beans::PropertyValue >& lArguments, + const uno::Sequence< beans::PropertyValue >& lObjArgs ) +{ + // TODO: use lObjArgs + // for now this method is used only to switch readonly state + + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + if ( m_nObjectState == -1 ) + { + // the object is still not loaded + throw embed::WrongStateException( "The object persistence is not initialized!", + static_cast< ::cppu::OWeakObject* >(this) ); + } + + if ( m_nObjectState != embed::EmbedStates::LOADED ) + { + // the object is still not loaded + throw embed::WrongStateException( + "The object must be in loaded state to be reloaded!", + static_cast< ::cppu::OWeakObject* >(this) ); + } + + if ( m_bWaitSaveCompleted ) + throw embed::WrongStateException( + "The object waits for saveCompleted() call!", + static_cast< ::cppu::OWeakObject* >(this) ); + + if ( m_bIsLinkURL ) + { + // reload of the link + OUString aOldLinkFilter = m_aLinkFilterName; + + OUString aNewLinkFilter; + for ( beans::PropertyValue const & prop : lArguments ) + { + if ( prop.Name == "URL" ) + { + // the new URL + prop.Value >>= m_aLinkURL; + m_aLinkFilterName.clear(); + } + else if ( prop.Name == "FilterName" ) + { + prop.Value >>= aNewLinkFilter; + m_aLinkFilterName.clear(); + } + } + + ::comphelper::MimeConfigurationHelper aHelper( m_xContext ); + if ( m_aLinkFilterName.isEmpty() ) + { + if ( !aNewLinkFilter.isEmpty() ) + m_aLinkFilterName = aNewLinkFilter; + else + { + uno::Sequence< beans::PropertyValue > aArgs{ comphelper::makePropertyValue( + "URL", m_aLinkURL) }; + m_aLinkFilterName = aHelper.UpdateMediaDescriptorWithFilterName( aArgs, false ); + } + } + + if ( aOldLinkFilter != m_aLinkFilterName ) + { + uno::Sequence< beans::NamedValue > aObject = aHelper.GetObjectPropsByFilter( m_aLinkFilterName ); + + // TODO/LATER: probably the document holder could be cleaned explicitly as in the destructor + m_xDocHolder.clear(); + + LinkInit_Impl( aObject, lArguments, lObjArgs ); + } + } + + m_aDocMediaDescriptor = GetValuableArgs_Impl( lArguments, true ); + + // TODO: use lObjArgs for StoreVisualReplacement + for ( beans::PropertyValue const & prop : lObjArgs ) + if ( prop.Name == "OutplaceDispatchInterceptor" ) + { + uno::Reference< frame::XDispatchProviderInterceptor > xDispatchInterceptor; + if ( prop.Value >>= xDispatchInterceptor ) + m_xDocHolder->SetOutplaceDispatchInterceptor( xDispatchInterceptor ); + + break; + } + + // TODO: + // when document allows reloading through API the object can be reloaded not only in loaded state + + bool bOldReadOnlyValue = m_bReadOnly; + + m_bReadOnly = false; + for ( beans::PropertyValue const & prop : lArguments ) + if ( prop.Name == "ReadOnly" ) + prop.Value >>= m_bReadOnly; + + if ( bOldReadOnlyValue == m_bReadOnly || m_bIsLinkURL ) + return; + + // close own storage + try { + if ( m_xObjectStorage.is() ) + m_xObjectStorage->dispose(); + } + catch ( const uno::Exception& ) + { + } + + sal_Int32 nStorageMode = m_bReadOnly ? embed::ElementModes::READ : embed::ElementModes::READWRITE; + m_xObjectStorage = m_xParentStorage->openStorageElement( m_aEntryName, nStorageMode ); +} + +sal_Bool SAL_CALL OCommonEmbeddedObject::isStored() +{ + if (!m_xObjectStorage.is()) + return false; + + return m_xObjectStorage->getElementNames().hasElements(); +} + + +void SAL_CALL OCommonEmbeddedObject::breakLink( const uno::Reference< embed::XStorage >& xStorage, + const OUString& sEntName ) +{ + ::osl::ResettableMutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + if (!m_bIsLinkURL || m_nObjectState == -1) + { + // it must be a linked initialized object + throw embed::WrongStateException( + "The object is not a valid linked object!", + static_cast< ::cppu::OWeakObject* >(this) ); + } + // the current implementation of OOo links does not implement this method since it does not implement + // all the set of interfaces required for OOo embedded object ( XEmbedPersist is not supported ). + + if ( !xStorage.is() ) + throw lang::IllegalArgumentException( "No parent storage is provided!", + static_cast< ::cppu::OWeakObject* >(this), + 1 ); + + if ( sEntName.isEmpty() ) + throw lang::IllegalArgumentException( "Empty element name is provided!", + static_cast< ::cppu::OWeakObject* >(this), + 2 ); + + if ( m_bWaitSaveCompleted ) + throw embed::WrongStateException( + "The object waits for saveCompleted() call!", + static_cast< ::cppu::OWeakObject* >(this) ); + + uno::Reference< container::XNameAccess > xNameAccess( xStorage, uno::UNO_QUERY_THROW ); + + m_bReadOnly = false; + + if ( m_xParentStorage != xStorage || m_aEntryName != sEntName ) + SwitchOwnPersistence( xStorage, sEntName ); + + // for linked object it means that it becomes embedded object + // the document must switch it's persistence also + + // TODO/LATER: handle the case when temp doc can not be created + // the document is a new embedded object so it must be marked as modified + uno::Reference< util::XCloseable > xDocument = CreateTempDocFromLink_Impl(); + try + { + if(m_xDocHolder.is() && m_xDocHolder->GetComponent().is()) + { + // tdf#141528 m_xDocHolder->GetComponent() may be not set, so add it + // to the try path to not get thrown out of the local context to the next + // higher try...catch on the stack. To make breakLink work it is + // *necessary* to execute the code below that resets the linked state, + // esp. the *.clear stuff and resetting m_bIsLink. + uno::Reference< util::XModifiable > xModif( m_xDocHolder->GetComponent(), uno::UNO_QUERY_THROW ); + + // all other locations in this file check for xModif.is(), so do it here, too + if ( xModif.is() ) + xModif->setModified( true ); + } + } + catch( const uno::Exception& ) + {} + + m_xDocHolder->SetComponent( xDocument, m_bReadOnly ); + SAL_WARN_IF( !m_xDocHolder->GetComponent().is(), "embeddedobj.common", "If document can't be created, an exception must be thrown!" ); + + if ( m_nObjectState == embed::EmbedStates::LOADED ) + { + // the state is changed and can not be switched to loaded state back without saving + m_nObjectState = embed::EmbedStates::RUNNING; + StateChangeNotification_Impl( false, embed::EmbedStates::LOADED, m_nObjectState, aGuard ); + } + else if ( m_nObjectState == embed::EmbedStates::ACTIVE ) + m_xDocHolder->Show(); + + // tdf#141529 reset all stuff involved in linked state, including + // the OLE content copied to the temp file + m_bIsLinkURL = false; + m_aLinkTempFile.clear(); + m_aLinkFilterName.clear(); + m_aLinkURL.clear(); +} + + +sal_Bool SAL_CALL OCommonEmbeddedObject::isLink() +{ + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + return m_bIsLinkURL; +} + + +OUString SAL_CALL OCommonEmbeddedObject::getLinkURL() +{ + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + if ( !m_bIsLinkURL ) + throw embed::WrongStateException( + "The object is not a link object!", + static_cast< ::cppu::OWeakObject* >(this) ); + + return m_aLinkURL; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |