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+/* -*- 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 <com/sun/star/container/XChild.hpp>
+#include <com/sun/star/container/XNameAccess.hpp>
+#include <com/sun/star/embed/EmbeddedObjectCreator.hpp>
+#include <com/sun/star/embed/WrongStateException.hpp>
+#include <com/sun/star/embed/XEmbeddedObject.hpp>
+#include <com/sun/star/embed/XEmbedPersist.hpp>
+#include <com/sun/star/embed/XLinkageSupport.hpp>
+#include <com/sun/star/embed/XTransactedObject.hpp>
+#include <com/sun/star/embed/XOptimizedStorage.hpp>
+#include <com/sun/star/embed/EntryInitModes.hpp>
+#include <com/sun/star/io/IOException.hpp>
+#include <com/sun/star/util/XCloseable.hpp>
+#include <com/sun/star/util/XModifiable.hpp>
+#include <com/sun/star/embed/EmbedStates.hpp>
+#include <com/sun/star/beans/XPropertySetInfo.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/embed/Aspects.hpp>
+#include <com/sun/star/embed/EmbedMisc.hpp>
+
+#include <comphelper/seqstream.hxx>
+#include <comphelper/processfactory.hxx>
+#include <comphelper/storagehelper.hxx>
+#include <comphelper/embeddedobjectcontainer.hxx>
+#include <comphelper/sequence.hxx>
+#include <comphelper/propertysequence.hxx>
+#include <comphelper/propertyvalue.hxx>
+#include <cppuhelper/weakref.hxx>
+#include <sal/log.hxx>
+
+#include <officecfg/Office/Common.hxx>
+
+#include <algorithm>
+#include <unordered_map>
+
+
+using namespace ::com::sun::star;
+
+namespace comphelper {
+
+typedef std::unordered_map<OUString, uno::Reference<embed::XEmbeddedObject>> EmbeddedObjectContainerNameMap;
+struct EmbedImpl
+{
+ // TODO/LATER: remove objects from temp. Container storage when object is disposed
+ EmbeddedObjectContainerNameMap maNameToObjectMap;
+ // to speed up lookup by Reference
+ std::unordered_map<uno::Reference<embed::XEmbeddedObject>, OUString> maObjectToNameMap;
+ uno::Reference < embed::XStorage > mxStorage;
+ EmbeddedObjectContainer* mpTempObjectContainer;
+ uno::Reference < embed::XStorage > mxImageStorage;
+ uno::WeakReference < uno::XInterface > m_xModel;
+
+ bool mbOwnsStorage : 1;
+ bool mbUserAllowsLinkUpdate : 1;
+
+ const uno::Reference < embed::XStorage >& GetReplacements();
+};
+
+const uno::Reference < embed::XStorage >& EmbedImpl::GetReplacements()
+{
+ if ( !mxImageStorage.is() )
+ {
+ try
+ {
+ mxImageStorage = mxStorage->openStorageElement(
+ "ObjectReplacements", embed::ElementModes::READWRITE );
+ }
+ catch (const uno::Exception&)
+ {
+ mxImageStorage = mxStorage->openStorageElement(
+ "ObjectReplacements", embed::ElementModes::READ );
+ }
+ }
+
+ if ( !mxImageStorage.is() )
+ throw io::IOException("No ObjectReplacements");
+
+ return mxImageStorage;
+}
+
+EmbeddedObjectContainer::EmbeddedObjectContainer()
+ : pImpl(new EmbedImpl)
+{
+ pImpl->mxStorage = ::comphelper::OStorageHelper::GetTemporaryStorage();
+ pImpl->mbOwnsStorage = true;
+ pImpl->mbUserAllowsLinkUpdate = true;
+ pImpl->mpTempObjectContainer = nullptr;
+}
+
+EmbeddedObjectContainer::EmbeddedObjectContainer( const uno::Reference < embed::XStorage >& rStor )
+ : pImpl(new EmbedImpl)
+{
+ pImpl->mxStorage = rStor;
+ pImpl->mbOwnsStorage = false;
+ pImpl->mbUserAllowsLinkUpdate = true;
+ pImpl->mpTempObjectContainer = nullptr;
+}
+
+EmbeddedObjectContainer::EmbeddedObjectContainer( const uno::Reference < embed::XStorage >& rStor, const uno::Reference < uno::XInterface >& xModel )
+ : pImpl(new EmbedImpl)
+{
+ pImpl->mxStorage = rStor;
+ pImpl->mbOwnsStorage = false;
+ pImpl->mbUserAllowsLinkUpdate = true;
+ pImpl->mpTempObjectContainer = nullptr;
+ pImpl->m_xModel = xModel;
+}
+
+void EmbeddedObjectContainer::SwitchPersistence( const uno::Reference < embed::XStorage >& rStor )
+{
+ ReleaseImageSubStorage();
+
+ if ( pImpl->mbOwnsStorage )
+ pImpl->mxStorage->dispose();
+
+ pImpl->mxStorage = rStor;
+ pImpl->mbOwnsStorage = false;
+}
+
+bool EmbeddedObjectContainer::CommitImageSubStorage()
+{
+ if ( !pImpl->mxImageStorage )
+ return true;
+
+ try
+ {
+ bool bReadOnlyMode = true;
+ uno::Reference < beans::XPropertySet > xSet(pImpl->mxImageStorage,uno::UNO_QUERY);
+ if ( xSet.is() )
+ {
+ // get the open mode from the parent storage
+ sal_Int32 nMode = 0;
+ uno::Any aAny = xSet->getPropertyValue("OpenMode");
+ if ( aAny >>= nMode )
+ bReadOnlyMode = !(nMode & embed::ElementModes::WRITE );
+ } // if ( xSet.is() )
+ if ( !bReadOnlyMode )
+ {
+ uno::Reference< embed::XTransactedObject > xTransact( pImpl->mxImageStorage, uno::UNO_QUERY_THROW );
+ xTransact->commit();
+ }
+ }
+ catch (const uno::Exception&)
+ {
+ return false;
+ }
+
+ return true;
+}
+
+void EmbeddedObjectContainer::ReleaseImageSubStorage()
+{
+ CommitImageSubStorage();
+
+ if ( pImpl->mxImageStorage.is() )
+ {
+ try
+ {
+ pImpl->mxImageStorage->dispose();
+ pImpl->mxImageStorage.clear();
+ }
+ catch (const uno::Exception&)
+ {
+ SAL_WARN( "comphelper.container", "Problems releasing image substorage!" );
+ }
+ }
+}
+
+EmbeddedObjectContainer::~EmbeddedObjectContainer()
+{
+ ReleaseImageSubStorage();
+
+ if ( pImpl->mbOwnsStorage )
+ pImpl->mxStorage->dispose();
+
+ delete pImpl->mpTempObjectContainer;
+}
+
+void EmbeddedObjectContainer::CloseEmbeddedObjects()
+{
+ for( const auto& rObj : pImpl->maNameToObjectMap )
+ {
+ uno::Reference < util::XCloseable > const & xClose = rObj.second;
+ if( xClose.is() )
+ {
+ try
+ {
+ xClose->close( true );
+ }
+ catch (const uno::Exception&)
+ {
+ }
+ }
+ }
+}
+
+OUString EmbeddedObjectContainer::CreateUniqueObjectName()
+{
+ OUString aStr;
+ sal_Int32 i=1;
+ do
+ {
+ aStr = "Object " + OUString::number( i++ );
+ }
+ while( HasEmbeddedObject( aStr ) );
+ // TODO/LATER: should we consider deleted objects?
+
+ return aStr;
+}
+
+uno::Sequence < OUString > EmbeddedObjectContainer::GetObjectNames() const
+{
+ return comphelper::mapKeysToSequence(pImpl->maNameToObjectMap);
+}
+
+bool EmbeddedObjectContainer::HasEmbeddedObjects() const
+{
+ return !pImpl->maNameToObjectMap.empty();
+}
+
+bool EmbeddedObjectContainer::HasEmbeddedObject( const OUString& rName )
+{
+ auto aIt = pImpl->maNameToObjectMap.find( rName );
+ if (aIt != pImpl->maNameToObjectMap.end())
+ return true;
+ if (!pImpl->mxStorage.is())
+ return false;
+ return pImpl->mxStorage->hasByName(rName);
+}
+
+bool EmbeddedObjectContainer::HasEmbeddedObject( const uno::Reference < embed::XEmbeddedObject >& xObj ) const
+{
+ return pImpl->maObjectToNameMap.find(xObj) != pImpl->maObjectToNameMap.end();
+}
+
+bool EmbeddedObjectContainer::HasInstantiatedEmbeddedObject( const OUString& rName )
+{
+ // allows to detect whether the object was already instantiated
+ // currently the filter instantiate it on loading, so this method allows
+ // to avoid objects pointing to the same persistence
+ auto aIt = pImpl->maNameToObjectMap.find( rName );
+ return ( aIt != pImpl->maNameToObjectMap.end() );
+}
+
+OUString EmbeddedObjectContainer::GetEmbeddedObjectName( const css::uno::Reference < css::embed::XEmbeddedObject >& xObj ) const
+{
+ auto it = pImpl->maObjectToNameMap.find(xObj);
+ if (it == pImpl->maObjectToNameMap.end())
+ {
+ SAL_WARN( "comphelper.container", "Unknown object!" );
+ return OUString();
+ }
+ return it->second;
+}
+
+uno::Reference< embed::XEmbeddedObject>
+EmbeddedObjectContainer::GetEmbeddedObject(
+ const OUString& rName, OUString const*const pBaseURL)
+{
+ SAL_WARN_IF( rName.isEmpty(), "comphelper.container", "Empty object name!");
+
+ uno::Reference < embed::XEmbeddedObject > xObj;
+ auto aIt = pImpl->maNameToObjectMap.find( rName );
+
+#if OSL_DEBUG_LEVEL > 1
+ uno::Reference < container::XNameAccess > xAccess( pImpl->mxStorage, uno::UNO_QUERY );
+ uno::Sequence< OUString> aSeq = xAccess->getElementNames();
+ const OUString* pIter = aSeq.getConstArray();
+ const OUString* pEnd = pIter + aSeq.getLength();
+ for(;pIter != pEnd;++pIter)
+ {
+ (void)*pIter;
+ }
+ OSL_ENSURE( aIt != pImpl->maNameToObjectMap.end() || xAccess->hasByName(rName), "Could not return object!" );
+#endif
+
+ // check if object was already created
+ if ( aIt != pImpl->maNameToObjectMap.end() )
+ xObj = (*aIt).second;
+ else
+ xObj = Get_Impl(rName, uno::Reference<embed::XEmbeddedObject>(), pBaseURL);
+
+ return xObj;
+}
+
+uno::Reference<embed::XEmbeddedObject> EmbeddedObjectContainer::Get_Impl(
+ const OUString& rName,
+ const uno::Reference<embed::XEmbeddedObject>& xCopy,
+ OUString const*const pBaseURL)
+{
+ uno::Reference < embed::XEmbeddedObject > xObj;
+ try
+ {
+ // create the object from the storage
+ uno::Reference < beans::XPropertySet > xSet( pImpl->mxStorage, uno::UNO_QUERY );
+ bool bReadOnlyMode = true;
+ if ( xSet.is() )
+ {
+ // get the open mode from the parent storage
+ sal_Int32 nMode = 0;
+ uno::Any aAny = xSet->getPropertyValue("OpenMode");
+ if ( aAny >>= nMode )
+ bReadOnlyMode = !(nMode & embed::ElementModes::WRITE );
+ }
+
+ // object was not added until now - should happen only by calling this method from "inside"
+ //TODO/LATER: it would be good to detect an error when an object should be created already, but isn't (not an "inside" call)
+ uno::Reference < embed::XEmbeddedObjectCreator > xFactory = embed::EmbeddedObjectCreator::create( ::comphelper::getProcessComponentContext() );
+ uno::Sequence< beans::PropertyValue > aObjDescr(1 + (xCopy.is() ? 1 : 0) + (pBaseURL ? 1 : 0));
+ auto itObjDescr = aObjDescr.getArray();
+ itObjDescr->Name = "Parent";
+ itObjDescr->Value <<= pImpl->m_xModel.get();
+ if (pBaseURL)
+ {
+ ++itObjDescr;
+ itObjDescr->Name = "DefaultParentBaseURL";
+ itObjDescr->Value <<= *pBaseURL;
+ }
+ if ( xCopy.is() )
+ {
+ ++itObjDescr;
+ itObjDescr->Name = "CloneFrom";
+ itObjDescr->Value <<= xCopy;
+ }
+
+ uno::Sequence< beans::PropertyValue > aMediaDescr{ comphelper::makePropertyValue(
+ "ReadOnly", bReadOnlyMode) };
+ xObj.set( xFactory->createInstanceInitFromEntry(
+ pImpl->mxStorage, rName,
+ aMediaDescr, aObjDescr ), uno::UNO_QUERY );
+
+ // insert object into my list
+ AddEmbeddedObject( xObj, rName );
+ }
+ catch (uno::Exception const& e)
+ {
+ SAL_WARN("comphelper.container", "EmbeddedObjectContainer::Get_Impl: exception caught: " << e);
+ }
+
+ return xObj;
+}
+
+uno::Reference < embed::XEmbeddedObject > EmbeddedObjectContainer::CreateEmbeddedObject( const uno::Sequence < sal_Int8 >& rClassId,
+ const uno::Sequence < beans::PropertyValue >& rArgs, OUString& rNewName, OUString const* pBaseURL )
+{
+ if ( rNewName.isEmpty() )
+ rNewName = CreateUniqueObjectName();
+
+ SAL_WARN_IF( HasEmbeddedObject(rNewName), "comphelper.container", "Object to create already exists!");
+
+ // create object from classid by inserting it into storage
+ uno::Reference < embed::XEmbeddedObject > xObj;
+ try
+ {
+ uno::Reference < embed::XEmbeddedObjectCreator > xFactory = embed::EmbeddedObjectCreator::create( ::comphelper::getProcessComponentContext() );
+
+ const size_t nExtraArgs = pBaseURL ? 2 : 1;
+ uno::Sequence< beans::PropertyValue > aObjDescr( rArgs.getLength() + nExtraArgs );
+ auto pObjDescr = aObjDescr.getArray();
+ pObjDescr[0].Name = "Parent";
+ pObjDescr[0].Value <<= pImpl->m_xModel.get();
+ if (pBaseURL)
+ {
+ pObjDescr[1].Name = "DefaultParentBaseURL";
+ pObjDescr[1].Value <<= *pBaseURL;
+ }
+ std::copy( rArgs.begin(), rArgs.end(), pObjDescr + nExtraArgs );
+ xObj.set( xFactory->createInstanceInitNew(
+ rClassId, OUString(), pImpl->mxStorage, rNewName,
+ aObjDescr ), uno::UNO_QUERY );
+
+ AddEmbeddedObject( xObj, rNewName );
+
+ OSL_ENSURE( !xObj.is() || xObj->getCurrentState() != embed::EmbedStates::LOADED,
+ "A freshly create object should be running always!" );
+ }
+ catch (uno::Exception const& e)
+ {
+ SAL_WARN("comphelper.container", "EmbeddedObjectContainer::CreateEmbeddedObject: exception caught: " << e);
+ }
+
+ return xObj;
+}
+
+uno::Reference < embed::XEmbeddedObject > EmbeddedObjectContainer::CreateEmbeddedObject( const uno::Sequence < sal_Int8 >& rClassId, OUString& rNewName, OUString const* pBaseURL )
+{
+ return CreateEmbeddedObject( rClassId, uno::Sequence < beans::PropertyValue >(), rNewName, pBaseURL );
+}
+
+void EmbeddedObjectContainer::AddEmbeddedObject( const css::uno::Reference < css::embed::XEmbeddedObject >& xObj, const OUString& rName )
+{
+#if OSL_DEBUG_LEVEL > 1
+ SAL_WARN_IF( rName.isEmpty(), "comphelper.container", "Added object doesn't have a name!");
+ uno::Reference < container::XNameAccess > xAccess( pImpl->mxStorage, uno::UNO_QUERY );
+ uno::Reference < embed::XEmbedPersist > xEmb( xObj, uno::UNO_QUERY );
+ uno::Reference < embed::XLinkageSupport > xLink( xEmb, uno::UNO_QUERY );
+ // if the object has a persistence and the object is not a link than it must have persistence entry in the storage
+ OSL_ENSURE( !( xEmb.is() && ( !xLink.is() || !xLink->isLink() ) ) || xAccess->hasByName(rName),
+ "Added element not in storage!" );
+#endif
+
+ // remember object - it needs to be in storage already
+ auto aIt = pImpl->maNameToObjectMap.find( rName );
+ OSL_ENSURE( aIt == pImpl->maNameToObjectMap.end(), "Element already inserted!" );
+ pImpl->maNameToObjectMap[ rName ] = xObj;
+ pImpl->maObjectToNameMap[ xObj ] = rName;
+ uno::Reference < container::XChild > xChild( xObj, uno::UNO_QUERY );
+ if ( xChild.is() && xChild->getParent() != pImpl->m_xModel.get() )
+ xChild->setParent( pImpl->m_xModel.get() );
+
+ // look for object in temporary container
+ if ( !pImpl->mpTempObjectContainer )
+ return;
+
+ auto& rObjectContainer = pImpl->mpTempObjectContainer->pImpl->maNameToObjectMap;
+ auto aIter = std::find_if(rObjectContainer.begin(), rObjectContainer.end(),
+ [&xObj](const EmbeddedObjectContainerNameMap::value_type& rEntry) { return rEntry.second == xObj; });
+ if (aIter == rObjectContainer.end())
+ return;
+
+ // copy replacement image from temporary container (if there is any)
+ OUString aTempName = aIter->first;
+ OUString aMediaType;
+ uno::Reference < io::XInputStream > xStream = pImpl->mpTempObjectContainer->GetGraphicStream( xObj, &aMediaType );
+ if ( xStream.is() )
+ {
+ InsertGraphicStream( xStream, rName, aMediaType );
+ xStream = nullptr;
+ pImpl->mpTempObjectContainer->RemoveGraphicStream( aTempName );
+ }
+
+ // remove object from storage of temporary container
+ uno::Reference < embed::XEmbedPersist > xPersist( xObj, uno::UNO_QUERY );
+ if ( xPersist.is() )
+ {
+ try
+ {
+ pImpl->mpTempObjectContainer->pImpl->mxStorage->removeElement( aTempName );
+ }
+ catch (const uno::Exception&)
+ {
+ }
+ }
+
+ // temp. container needs to forget the object
+ pImpl->mpTempObjectContainer->pImpl->maObjectToNameMap.erase( aIter->second );
+ pImpl->mpTempObjectContainer->pImpl->maNameToObjectMap.erase( aIter );
+}
+
+bool EmbeddedObjectContainer::StoreEmbeddedObject(
+ const uno::Reference < embed::XEmbeddedObject >& xObj, OUString& rName, bool bCopy,
+ const OUString& rSrcShellID, const OUString& rDestShellID )
+{
+ uno::Reference < embed::XEmbedPersist > xPersist( xObj, uno::UNO_QUERY );
+ if ( rName.isEmpty() )
+ rName = CreateUniqueObjectName();
+
+#if OSL_DEBUG_LEVEL > 1
+ uno::Reference < container::XNameAccess > xAccess( pImpl->mxStorage, uno::UNO_QUERY );
+ OSL_ENSURE( !xPersist.is() || !xAccess->hasByName(rName), "Inserting element already present in storage!" );
+ OSL_ENSURE( xPersist.is() || xObj->getCurrentState() == embed::EmbedStates::RUNNING, "Non persistent object inserted!");
+#endif
+
+ // insert objects' storage into the container storage (if object has one)
+ try
+ {
+ if ( xPersist.is() )
+ {
+ uno::Sequence < beans::PropertyValue > aSeq;
+ if ( bCopy )
+ {
+ auto aObjArgs(::comphelper::InitPropertySequence({
+ { "SourceShellID", uno::Any(rSrcShellID) },
+ { "DestinationShellID", uno::Any(rDestShellID) }
+ }));
+ xPersist->storeToEntry(pImpl->mxStorage, rName, aSeq, aObjArgs);
+ }
+ else
+ {
+ //TODO/LATER: possible optimization, don't store immediately
+ //xPersist->setPersistentEntry( pImpl->mxStorage, rName, embed::EntryInitModes::ENTRY_NO_INIT, aSeq, aSeq );
+ xPersist->storeAsEntry( pImpl->mxStorage, rName, aSeq, aSeq );
+ xPersist->saveCompleted( true );
+ }
+ }
+ }
+ catch (uno::Exception const& e)
+ {
+ SAL_WARN("comphelper.container", "EmbeddedObjectContainer::StoreEmbeddedObject: exception caught: " << e);
+ // TODO/LATER: better error recovery should keep storage intact
+ return false;
+ }
+
+ return true;
+}
+
+bool EmbeddedObjectContainer::InsertEmbeddedObject( const uno::Reference < embed::XEmbeddedObject >& xObj, OUString& rName )
+{
+ // store it into the container storage
+ if (StoreEmbeddedObject(xObj, rName, false, OUString(), OUString()))
+ {
+ // remember object
+ AddEmbeddedObject( xObj, rName );
+ return true;
+ }
+ else
+ return false;
+}
+
+uno::Reference < embed::XEmbeddedObject > EmbeddedObjectContainer::InsertEmbeddedObject( const uno::Reference < io::XInputStream >& xStm, OUString& rNewName )
+{
+ if ( rNewName.isEmpty() )
+ rNewName = CreateUniqueObjectName();
+
+ // store it into the container storage
+ bool bIsStorage = false;
+ try
+ {
+ // first try storage persistence
+ uno::Reference < embed::XStorage > xStore = ::comphelper::OStorageHelper::GetStorageFromInputStream( xStm );
+
+ // storage was created from stream successfully
+ bIsStorage = true;
+
+ uno::Reference < embed::XStorage > xNewStore = pImpl->mxStorage->openStorageElement( rNewName, embed::ElementModes::READWRITE );
+ xStore->copyToStorage( xNewStore );
+ }
+ catch (const uno::Exception&)
+ {
+ if ( bIsStorage )
+ // it is storage persistence, but opening of new substorage or copying to it failed
+ return uno::Reference < embed::XEmbeddedObject >();
+
+ // stream didn't contain a storage, now try stream persistence
+ try
+ {
+ uno::Reference < io::XStream > xNewStream = pImpl->mxStorage->openStreamElement( rNewName, embed::ElementModes::READWRITE );
+ ::comphelper::OStorageHelper::CopyInputToOutput( xStm, xNewStream->getOutputStream() );
+
+ // No mediatype is provided so the default for OLE objects value is used
+ // it is correct so for now, but what if somebody introduces a new stream based embedded object?
+ // Probably introducing of such an object must be restricted ( a storage must be used! ).
+ uno::Reference< beans::XPropertySet > xProps( xNewStream, uno::UNO_QUERY_THROW );
+ xProps->setPropertyValue("MediaType",
+ uno::Any( OUString( "application/vnd.sun.star.oleobject" ) ) );
+ }
+ catch (uno::Exception const& e)
+ {
+ // complete disaster!
+ SAL_WARN("comphelper.container", "EmbeddedObjectContainer::InsertEmbeddedObject: exception caught: " << e);
+ return uno::Reference < embed::XEmbeddedObject >();
+ }
+ }
+
+ // stream was copied into the container storage in either way, now try to open something form it
+ uno::Reference < embed::XEmbeddedObject > xRet = GetEmbeddedObject( rNewName );
+ try
+ {
+ if ( !xRet.is() )
+ // no object could be created, so withdraw insertion
+ pImpl->mxStorage->removeElement( rNewName );
+ }
+ catch (const uno::Exception&)
+ {
+ }
+
+ return xRet;
+}
+
+uno::Reference < embed::XEmbeddedObject > EmbeddedObjectContainer::InsertEmbeddedObject( const css::uno::Sequence < css::beans::PropertyValue >& aMedium, OUString& rNewName, OUString const* pBaseURL )
+{
+ if ( rNewName.isEmpty() )
+ rNewName = CreateUniqueObjectName();
+
+ uno::Reference < embed::XEmbeddedObject > xObj;
+ try
+ {
+ uno::Reference < embed::XEmbeddedObjectCreator > xFactory = embed::EmbeddedObjectCreator::create( ::comphelper::getProcessComponentContext() );
+ uno::Sequence< beans::PropertyValue > aObjDescr(pBaseURL ? 2 : 1);
+ auto pObjDescr = aObjDescr.getArray();
+ pObjDescr[0].Name = "Parent";
+ pObjDescr[0].Value <<= pImpl->m_xModel.get();
+ if (pBaseURL)
+ {
+ pObjDescr[1].Name = "DefaultParentBaseURL";
+ pObjDescr[1].Value <<= *pBaseURL;
+ }
+ xObj.set( xFactory->createInstanceInitFromMediaDescriptor(
+ pImpl->mxStorage, rNewName, aMedium, aObjDescr ), uno::UNO_QUERY );
+ uno::Reference < embed::XEmbedPersist > xPersist( xObj, uno::UNO_QUERY );
+
+ OSL_ENSURE( !xObj.is() || xObj->getCurrentState() != embed::EmbedStates::LOADED,
+ "A freshly create object should be running always!" );
+
+ // possible optimization: store later!
+ if ( xPersist.is())
+ xPersist->storeOwn();
+
+ AddEmbeddedObject( xObj, rNewName );
+ }
+ catch (const uno::Exception&)
+ {
+ }
+
+ return xObj;
+}
+
+uno::Reference < embed::XEmbeddedObject > EmbeddedObjectContainer::InsertEmbeddedLink( const css::uno::Sequence < css::beans::PropertyValue >& aMedium, OUString& rNewName )
+{
+ if ( rNewName.isEmpty() )
+ rNewName = CreateUniqueObjectName();
+
+ uno::Reference < embed::XEmbeddedObject > xObj;
+ try
+ {
+ uno::Reference < embed::XEmbeddedObjectCreator > xFactory = embed::EmbeddedObjectCreator::create(::comphelper::getProcessComponentContext());
+ uno::Sequence< beans::PropertyValue > aObjDescr{ comphelper::makePropertyValue(
+ "Parent", pImpl->m_xModel.get()) };
+ xObj.set( xFactory->createInstanceLink( pImpl->mxStorage, rNewName, aMedium, aObjDescr ), uno::UNO_QUERY );
+
+ uno::Reference < embed::XEmbedPersist > xPersist( xObj, uno::UNO_QUERY );
+
+ OSL_ENSURE( !xObj.is() || xObj->getCurrentState() != embed::EmbedStates::LOADED,
+ "A freshly create object should be running always!" );
+
+ // possible optimization: store later!
+ if ( xPersist.is())
+ xPersist->storeOwn();
+
+ AddEmbeddedObject( xObj, rNewName );
+ }
+ catch (uno::Exception const& e)
+ {
+ SAL_WARN("comphelper.container", "EmbeddedObjectContainer::InsertEmbeddedLink: "
+ "exception caught: " << e);
+ }
+
+ return xObj;
+}
+
+bool EmbeddedObjectContainer::TryToCopyGraphReplacement( EmbeddedObjectContainer& rSrc,
+ const OUString& aOrigName,
+ const OUString& aTargetName )
+{
+ bool bResult = false;
+
+ if ( ( &rSrc != this || aOrigName != aTargetName ) && !aOrigName.isEmpty() && !aTargetName.isEmpty() )
+ {
+ OUString aMediaType;
+ uno::Reference < io::XInputStream > xGrStream = rSrc.GetGraphicStream( aOrigName, &aMediaType );
+ if ( xGrStream.is() )
+ bResult = InsertGraphicStream( xGrStream, aTargetName, aMediaType );
+ }
+
+ return bResult;
+}
+
+uno::Reference < embed::XEmbeddedObject > EmbeddedObjectContainer::CopyAndGetEmbeddedObject(
+ EmbeddedObjectContainer& rSrc, const uno::Reference <embed::XEmbeddedObject>& xObj, OUString& rName,
+ const OUString& rSrcShellID, const OUString& rDestShellID )
+{
+ uno::Reference< embed::XEmbeddedObject > xResult;
+
+ // TODO/LATER: For now only objects that implement XEmbedPersist have a replacement image, it might change in future
+ // do an incompatible change so that object name is provided in all the move and copy methods
+ OUString aOrigName;
+ try
+ {
+ uno::Reference < embed::XEmbedPersist > xPersist( xObj, uno::UNO_QUERY_THROW );
+ aOrigName = xPersist->getEntryName();
+ }
+ catch (const uno::Exception&)
+ {
+ }
+
+ if ( rName.isEmpty() )
+ rName = CreateUniqueObjectName();
+
+ // objects without persistence are not really stored by the method
+ if (xObj.is() && StoreEmbeddedObject(xObj, rName, true, rSrcShellID, rDestShellID))
+ {
+ SAL_INFO_IF(rDestShellID.isEmpty(), "comphelper.container",
+ "SfxObjectShell with no base URL?"); // every shell has a base URL, except the clipboard SwDocShell
+ xResult = Get_Impl(rName, xObj, &rDestShellID);
+ if ( !xResult.is() )
+ {
+ // this is a case when object has no real persistence
+ // in such cases a new object should be explicitly created and initialized with the data of the old one
+ try
+ {
+ uno::Reference< embed::XLinkageSupport > xOrigLinkage( xObj, uno::UNO_QUERY );
+ if ( xOrigLinkage.is() && xOrigLinkage->isLink() )
+ {
+ // this is an OOo link, it has no persistence
+ OUString aURL = xOrigLinkage->getLinkURL();
+ if ( aURL.isEmpty() )
+ throw uno::RuntimeException();
+
+ // create new linked object from the URL the link is based on
+ uno::Reference < embed::XEmbeddedObjectCreator > xCreator =
+ embed::EmbeddedObjectCreator::create( ::comphelper::getProcessComponentContext() );
+
+ uno::Sequence< beans::PropertyValue > aMediaDescr{ comphelper::makePropertyValue(
+ "URL", aURL) };
+ uno::Sequence< beans::PropertyValue > aObjDescr{ comphelper::makePropertyValue(
+ "Parent", pImpl->m_xModel.get()) };
+ xResult.set(xCreator->createInstanceLink(
+ pImpl->mxStorage,
+ rName,
+ aMediaDescr,
+ aObjDescr ),
+ uno::UNO_QUERY_THROW );
+ }
+ else
+ {
+ // the component is required for copying of this object
+ if ( xObj->getCurrentState() == embed::EmbedStates::LOADED )
+ xObj->changeState( embed::EmbedStates::RUNNING );
+
+ // this must be an object based on properties, otherwise we can not copy it currently
+ uno::Reference< beans::XPropertySet > xOrigProps( xObj->getComponent(), uno::UNO_QUERY_THROW );
+
+ // use object class ID to create a new one and transfer all the properties
+ uno::Reference < embed::XEmbeddedObjectCreator > xCreator =
+ embed::EmbeddedObjectCreator::create( ::comphelper::getProcessComponentContext() );
+
+ uno::Sequence< beans::PropertyValue > aObjDescr{ comphelper::makePropertyValue(
+ "Parent", pImpl->m_xModel.get()) };
+ xResult.set(xCreator->createInstanceInitNew(
+ xObj->getClassID(),
+ xObj->getClassName(),
+ pImpl->mxStorage,
+ rName,
+ aObjDescr ),
+ uno::UNO_QUERY_THROW );
+
+ if ( xResult->getCurrentState() == embed::EmbedStates::LOADED )
+ xResult->changeState( embed::EmbedStates::RUNNING );
+
+ uno::Reference< beans::XPropertySet > xTargetProps( xResult->getComponent(), uno::UNO_QUERY_THROW );
+
+ // copy all the properties from xOrigProps to xTargetProps
+ uno::Reference< beans::XPropertySetInfo > xOrigInfo = xOrigProps->getPropertySetInfo();
+ if ( !xOrigInfo.is() )
+ throw uno::RuntimeException();
+
+ const uno::Sequence< beans::Property > aPropertiesList = xOrigInfo->getProperties();
+ for ( const auto & p : aPropertiesList )
+ {
+ try
+ {
+ xTargetProps->setPropertyValue(
+ p.Name,
+ xOrigProps->getPropertyValue( p.Name ) );
+ }
+ catch (const beans::PropertyVetoException&)
+ {
+ // impossibility to copy readonly property is not treated as an error for now
+ // but the assertion is helpful to detect such scenarios and review them
+ SAL_WARN( "comphelper.container", "Could not copy readonly property!" );
+ }
+ }
+ }
+
+ if ( xResult.is() )
+ AddEmbeddedObject( xResult, rName );
+ }
+ catch (const uno::Exception&)
+ {
+ if ( xResult.is() )
+ {
+ try
+ {
+ xResult->close( true );
+ }
+ catch (const uno::Exception&)
+ {
+ }
+ xResult.clear();
+ }
+ }
+ }
+ }
+
+ SAL_WARN_IF( !xResult.is(), "comphelper.container", "Can not copy embedded object that has no persistence!" );
+
+ if ( xResult.is() )
+ {
+ // the object is successfully copied, try to copy graphical replacement
+ if ( !aOrigName.isEmpty() )
+ TryToCopyGraphReplacement( rSrc, aOrigName, rName );
+
+ // the object might need the size to be set
+ try
+ {
+ if ( xResult->getStatus( embed::Aspects::MSOLE_CONTENT ) & embed::EmbedMisc::EMBED_NEEDSSIZEONLOAD )
+ xResult->setVisualAreaSize( embed::Aspects::MSOLE_CONTENT,
+ xObj->getVisualAreaSize( embed::Aspects::MSOLE_CONTENT ) );
+ }
+ catch (const uno::Exception&)
+ {
+ }
+ }
+
+ return xResult;
+}
+
+// #i119941, bKeepToTempStorage: use to specify whether store the removed object to temporary storage+
+void EmbeddedObjectContainer::RemoveEmbeddedObject( const OUString& rName, bool bKeepToTempStorage )
+{
+ uno::Reference < embed::XEmbeddedObject > xObj = GetEmbeddedObject( rName );
+ if ( xObj.is() )
+ RemoveEmbeddedObject( xObj, bKeepToTempStorage );
+}
+
+bool EmbeddedObjectContainer::MoveEmbeddedObject( const OUString& rName, EmbeddedObjectContainer& rCnt )
+{
+ // find object entry
+ auto aIt2 = rCnt.pImpl->maNameToObjectMap.find( rName );
+ OSL_ENSURE( aIt2 == rCnt.pImpl->maNameToObjectMap.end(), "Object does already exist in target container!" );
+
+ if ( aIt2 != rCnt.pImpl->maNameToObjectMap.end() )
+ return false;
+
+ uno::Reference < embed::XEmbeddedObject > xObj;
+ auto aIt = pImpl->maNameToObjectMap.find( rName );
+ if ( aIt != pImpl->maNameToObjectMap.end() )
+ {
+ xObj = (*aIt).second;
+ try
+ {
+ if ( xObj.is() )
+ {
+ // move object
+ OUString aName( rName );
+ rCnt.InsertEmbeddedObject( xObj, aName );
+ pImpl->maObjectToNameMap.erase( aIt->second );
+ pImpl->maNameToObjectMap.erase( aIt );
+ uno::Reference < embed::XEmbedPersist > xPersist( xObj, uno::UNO_QUERY );
+ if ( xPersist.is() )
+ pImpl->mxStorage->removeElement( rName );
+ }
+ else
+ {
+ // copy storages; object *must* have persistence!
+ uno::Reference < embed::XStorage > xOld = pImpl->mxStorage->openStorageElement( rName, embed::ElementModes::READ );
+ uno::Reference < embed::XStorage > xNew = rCnt.pImpl->mxStorage->openStorageElement( rName, embed::ElementModes::READWRITE );
+ xOld->copyToStorage( xNew );
+ }
+
+ rCnt.TryToCopyGraphReplacement( *this, rName, rName );
+ // RemoveGraphicStream( rName );
+
+ return true;
+ }
+ catch (const uno::Exception&)
+ {
+ SAL_WARN( "comphelper.container", "Could not move object!");
+ return false;
+ }
+
+ }
+ else
+ SAL_WARN( "comphelper.container", "Unknown object!");
+ return false;
+}
+
+// #i119941, bKeepToTempStorage: use to specify whether store the removed object to temporary storage+
+bool EmbeddedObjectContainer::RemoveEmbeddedObject( const uno::Reference < embed::XEmbeddedObject >& xObj, bool bKeepToTempStorage )
+{
+ uno::Reference < embed::XEmbedPersist > xPersist( xObj, uno::UNO_QUERY );
+ OUString aName;
+ if ( xPersist.is() )
+ aName = xPersist->getEntryName();
+
+#if OSL_DEBUG_LEVEL > 1
+ uno::Reference < container::XNameAccess > xAccess( pImpl->mxStorage, uno::UNO_QUERY );
+ uno::Reference < embed::XLinkageSupport > xLink( xPersist, uno::UNO_QUERY );
+ sal_Bool bIsNotEmbedded = !xPersist.is() || ( xLink.is() && xLink->isLink() );
+
+ // if the object has a persistence and the object is not a link than it must have persistence entry in the storage
+ OSL_ENSURE( bIsNotEmbedded || xAccess->hasByName(aName), "Removing element not present in storage!" );
+#endif
+
+ // somebody still needs the object, so we must assign a temporary persistence
+ try
+ {
+ if ( xPersist.is() && bKeepToTempStorage ) // #i119941
+ {
+
+ if ( !pImpl->mpTempObjectContainer )
+ {
+ pImpl->mpTempObjectContainer = new EmbeddedObjectContainer();
+ try
+ {
+ // TODO/LATER: in future probably the temporary container will have two storages ( of two formats )
+ // the media type will be provided with object insertion
+ OUString aOrigStorMediaType;
+ uno::Reference< beans::XPropertySet > xStorProps( pImpl->mxStorage, uno::UNO_QUERY_THROW );
+ static constexpr OUString s_sMediaType(u"MediaType"_ustr);
+ xStorProps->getPropertyValue( s_sMediaType ) >>= aOrigStorMediaType;
+
+ SAL_WARN_IF( aOrigStorMediaType.isEmpty(), "comphelper.container", "No valuable media type in the storage!" );
+
+ uno::Reference< beans::XPropertySet > xTargetStorProps(
+ pImpl->mpTempObjectContainer->pImpl->mxStorage,
+ uno::UNO_QUERY_THROW );
+ xTargetStorProps->setPropertyValue( s_sMediaType,uno::Any( aOrigStorMediaType ) );
+ }
+ catch (const uno::Exception&)
+ {
+ SAL_WARN( "comphelper.container", "Can not set the new media type to a storage!" );
+ }
+ }
+
+ OUString aTempName, aMediaType;
+ /* Do not create a new name for a removed object, in the pImpl->mpTempObjectContainer,
+ because the original m_aEntryName of xObj will be overwritten by InsertEmbeddedObject(),
+ so uno::Reference < embed::XEmbeddedObject >& xObj will misbehave in
+ EmbeddedObjectContainer::StoreAsChildren and SfxObjectShell::SaveCompletedChildren
+ and will throw an exception because of objects with the same names! */
+ if( !pImpl->mpTempObjectContainer->HasEmbeddedObject(aName) )
+ aTempName = aName;
+
+ pImpl->mpTempObjectContainer->InsertEmbeddedObject( xObj, aTempName );
+
+ uno::Reference < io::XInputStream > xStream = GetGraphicStream( xObj, &aMediaType );
+ if ( xStream.is() )
+ pImpl->mpTempObjectContainer->InsertGraphicStream( xStream, aTempName, aMediaType );
+
+ // object is stored, so at least it can be set to loaded state
+ xObj->changeState( embed::EmbedStates::LOADED );
+ }
+ else
+ // objects without persistence need to stay in running state if they shall not be closed
+ xObj->changeState( embed::EmbedStates::RUNNING );
+ }
+ catch (const uno::Exception&)
+ {
+ return false;
+ }
+
+ auto aIter = std::find_if(pImpl->maNameToObjectMap.begin(), pImpl->maNameToObjectMap.end(),
+ [&xObj](const EmbeddedObjectContainerNameMap::value_type& rEntry) { return rEntry.second == xObj; });
+ if (aIter != pImpl->maNameToObjectMap.end())
+ {
+ pImpl->maObjectToNameMap.erase( aIter->second );
+ pImpl->maNameToObjectMap.erase( aIter );
+ uno::Reference < container::XChild > xChild( xObj, uno::UNO_QUERY );
+ if ( xChild.is() )
+ xChild->setParent( uno::Reference < uno::XInterface >() );
+ }
+ else
+ SAL_WARN( "comphelper.container", "Object not found for removal!" );
+
+ if ( !xPersist || !bKeepToTempStorage ) // #i119941#
+ return true;
+
+ // remove replacement image (if there is one)
+ RemoveGraphicStream( aName );
+
+ // now it's time to remove the storage from the container storage
+ try
+ {
+#if OSL_DEBUG_LEVEL > 1
+ // if the object has a persistence and the object is not a link than it must have persistence entry in storage
+ OSL_ENSURE( bIsNotEmbedded || pImpl->mxStorage->hasByName( aName ), "The object has no persistence entry in the storage!" );
+#endif
+ if ( xPersist.is() && pImpl->mxStorage->hasByName( aName ) )
+ pImpl->mxStorage->removeElement( aName );
+ }
+ catch (const uno::Exception&)
+ {
+ SAL_WARN( "comphelper.container", "Failed to remove object from storage!" );
+ return false;
+ }
+
+ return true;
+}
+
+void EmbeddedObjectContainer::CloseEmbeddedObject( const uno::Reference < embed::XEmbeddedObject >& xObj )
+{
+ // disconnect the object from the container and close it if possible
+
+ auto aIter = std::find_if(pImpl->maNameToObjectMap.begin(), pImpl->maNameToObjectMap.end(),
+ [&xObj](const EmbeddedObjectContainerNameMap::value_type& rEntry) { return rEntry.second == xObj; });
+ if (aIter == pImpl->maNameToObjectMap.end())
+ return;
+
+ pImpl->maObjectToNameMap.erase( aIter->second );
+ pImpl->maNameToObjectMap.erase( aIter );
+
+ try
+ {
+ xObj->close( true );
+ }
+ catch (const uno::Exception&)
+ {
+ // it is no problem if the object is already closed
+ // TODO/LATER: what if the object can not be closed?
+ }
+}
+
+uno::Reference < io::XInputStream > EmbeddedObjectContainer::GetGraphicStream( const OUString& aName, OUString* pMediaType )
+{
+ uno::Reference < io::XInputStream > xStream;
+
+ SAL_WARN_IF( aName.isEmpty(), "comphelper.container", "Retrieving graphic for unknown object!" );
+ if ( !aName.isEmpty() )
+ {
+ try
+ {
+ uno::Reference < embed::XStorage > xReplacements = pImpl->GetReplacements();
+ uno::Reference < io::XStream > xGraphicStream = xReplacements->openStreamElement( aName, embed::ElementModes::READ );
+ xStream = xGraphicStream->getInputStream();
+ if ( pMediaType )
+ {
+ uno::Reference < beans::XPropertySet > xSet( xStream, uno::UNO_QUERY );
+ if ( xSet.is() )
+ {
+ uno::Any aAny = xSet->getPropertyValue("MediaType");
+ aAny >>= *pMediaType;
+ }
+ }
+ }
+ catch (uno::Exception const& e)
+ {
+ SAL_INFO("comphelper.container",
+ "EmbeddedObjectContainer::GetGraphicStream(): " << e);
+ }
+ }
+
+ return xStream;
+}
+
+uno::Reference < io::XInputStream > EmbeddedObjectContainer::GetGraphicStream( const css::uno::Reference < css::embed::XEmbeddedObject >& xObj, OUString* pMediaType )
+{
+ // try to load it from the container storage
+ return GetGraphicStream( GetEmbeddedObjectName( xObj ), pMediaType );
+}
+
+bool EmbeddedObjectContainer::InsertGraphicStream( const css::uno::Reference < css::io::XInputStream >& rStream, const OUString& rObjectName, const OUString& rMediaType )
+{
+ try
+ {
+ uno::Reference < embed::XStorage > xReplacements = pImpl->GetReplacements();
+
+ // store it into the subfolder
+ uno::Reference < io::XOutputStream > xOutStream;
+ uno::Reference < io::XStream > xGraphicStream = xReplacements->openStreamElement( rObjectName,
+ embed::ElementModes::READWRITE | embed::ElementModes::TRUNCATE );
+ xOutStream = xGraphicStream->getOutputStream();
+ ::comphelper::OStorageHelper::CopyInputToOutput( rStream, xOutStream );
+ xOutStream->flush();
+
+ uno::Reference< beans::XPropertySet > xPropSet( xGraphicStream, uno::UNO_QUERY_THROW );
+
+ xPropSet->setPropertyValue("UseCommonStoragePasswordEncryption",
+ uno::Any( true ) );
+ xPropSet->setPropertyValue("MediaType", uno::Any(rMediaType) );
+
+ xPropSet->setPropertyValue("Compressed",
+ uno::Any( true ) );
+ }
+ catch (const uno::Exception&)
+ {
+ return false;
+ }
+
+ return true;
+}
+
+bool EmbeddedObjectContainer::InsertGraphicStreamDirectly( const css::uno::Reference < css::io::XInputStream >& rStream, const OUString& rObjectName, const OUString& rMediaType )
+{
+ try
+ {
+ uno::Reference < embed::XStorage > xReplacement = pImpl->GetReplacements();
+ uno::Reference < embed::XOptimizedStorage > xOptRepl( xReplacement, uno::UNO_QUERY_THROW );
+
+ // store it into the subfolder
+ uno::Sequence< beans::PropertyValue > aProps{
+ comphelper::makePropertyValue("MediaType", rMediaType),
+ comphelper::makePropertyValue("UseCommonStoragePasswordEncryption", true),
+ comphelper::makePropertyValue("Compressed", true)
+ };
+
+ if ( xReplacement->hasByName( rObjectName ) )
+ xReplacement->removeElement( rObjectName );
+
+ xOptRepl->insertStreamElementDirect( rObjectName, rStream, aProps );
+ }
+ catch (const uno::Exception&)
+ {
+ return false;
+ }
+
+ return true;
+}
+
+
+void EmbeddedObjectContainer::RemoveGraphicStream( const OUString& rObjectName )
+{
+ try
+ {
+ uno::Reference < embed::XStorage > xReplacements = pImpl->GetReplacements();
+ xReplacements->removeElement( rObjectName );
+ }
+ catch (const uno::Exception&)
+ {
+ }
+}
+namespace {
+ void InsertStreamIntoPicturesStorage_Impl( const uno::Reference< embed::XStorage >& xDocStor,
+ const uno::Reference< io::XInputStream >& xInStream,
+ const OUString& aStreamName )
+ {
+ OSL_ENSURE( !aStreamName.isEmpty() && xInStream.is() && xDocStor.is(), "Misuse of the method!" );
+
+ try
+ {
+ uno::Reference< embed::XStorage > xPictures = xDocStor->openStorageElement(
+ "Pictures",
+ embed::ElementModes::READWRITE );
+ uno::Reference< io::XStream > xObjReplStr = xPictures->openStreamElement(
+ aStreamName,
+ embed::ElementModes::READWRITE | embed::ElementModes::TRUNCATE );
+ uno::Reference< io::XOutputStream > xOutStream(
+ xObjReplStr->getInputStream(), uno::UNO_QUERY_THROW );
+
+ ::comphelper::OStorageHelper::CopyInputToOutput( xInStream, xOutStream );
+ xOutStream->closeOutput();
+
+ uno::Reference< embed::XTransactedObject > xTransact( xPictures, uno::UNO_QUERY );
+ if ( xTransact.is() )
+ xTransact->commit();
+ }
+ catch (const uno::Exception&)
+ {
+ SAL_WARN( "comphelper.container", "The images storage is not available!" );
+ }
+ }
+
+}
+
+bool EmbeddedObjectContainer::StoreAsChildren(bool _bOasisFormat,bool _bCreateEmbedded, bool _bAutoSaveEvent,
+ const uno::Reference < embed::XStorage >& _xStorage)
+{
+ bool bResult = false;
+ try
+ {
+ comphelper::EmbeddedObjectContainer aCnt( _xStorage );
+ const uno::Sequence < OUString > aNames = GetObjectNames();
+ const OUString* pIter = aNames.getConstArray();
+ const OUString* pEnd = pIter + aNames.getLength();
+ for(;pIter != pEnd;++pIter)
+ {
+ uno::Reference < embed::XEmbeddedObject > xObj = GetEmbeddedObject( *pIter );
+ SAL_WARN_IF( !xObj.is(), "comphelper.container", "An empty entry in the embedded objects list!" );
+ if ( xObj.is() )
+ {
+ bool bSwitchBackToLoaded = false;
+ uno::Reference< embed::XLinkageSupport > xLink( xObj, uno::UNO_QUERY );
+
+ uno::Reference < io::XInputStream > xStream;
+ OUString aMediaType;
+
+ sal_Int32 nCurState = xObj->getCurrentState();
+ if ( nCurState == embed::EmbedStates::LOADED || nCurState == embed::EmbedStates::RUNNING )
+ {
+ // means that the object is not active
+ // copy replacement image from old to new container
+ xStream = GetGraphicStream( xObj, &aMediaType );
+ }
+
+ if ( !xStream.is() && getUserAllowsLinkUpdate() )
+ {
+ // the image must be regenerated
+ // TODO/LATER: another aspect could be used
+ if ( xObj->getCurrentState() == embed::EmbedStates::LOADED )
+ bSwitchBackToLoaded = true;
+
+ xStream = GetGraphicReplacementStream(
+ embed::Aspects::MSOLE_CONTENT,
+ xObj,
+ &aMediaType );
+ }
+
+ if ( _bOasisFormat || (xLink.is() && xLink->isLink()) )
+ {
+ if ( xStream.is() )
+ {
+ if ( _bOasisFormat )
+ {
+ // if it is an embedded object or the optimized inserting fails the normal inserting should be done
+ if ( _bCreateEmbedded
+ || !aCnt.InsertGraphicStreamDirectly( xStream, *pIter, aMediaType ) )
+ aCnt.InsertGraphicStream( xStream, *pIter, aMediaType );
+ }
+ else
+ {
+ // it is a linked object exported into SO7 format
+ InsertStreamIntoPicturesStorage_Impl( _xStorage, xStream, *pIter );
+ }
+ }
+ }
+
+ uno::Reference< embed::XEmbedPersist > xPersist( xObj, uno::UNO_QUERY );
+ if ( xPersist.is() )
+ {
+ uno::Sequence< beans::PropertyValue > aArgs( _bOasisFormat ? 3 : 4 );
+ auto pArgs = aArgs.getArray();
+ pArgs[0].Name = "StoreVisualReplacement";
+ pArgs[0].Value <<= !_bOasisFormat;
+
+ // if it is an embedded object or the optimized inserting fails the normal inserting should be done
+ pArgs[1].Name = "CanTryOptimization";
+ pArgs[1].Value <<= !_bCreateEmbedded;
+
+ pArgs[2].Name = "AutoSaveEvent";
+ pArgs[2].Value <<= _bAutoSaveEvent;
+
+ if ( !_bOasisFormat )
+ {
+ // if object has no cached replacement it will use this one
+ pArgs[3].Name = "VisualReplacement";
+ pArgs[3].Value <<= xStream;
+ }
+
+ try
+ {
+ xPersist->storeAsEntry( _xStorage, xPersist->getEntryName(), uno::Sequence< beans::PropertyValue >(), aArgs );
+ }
+ catch (const embed::WrongStateException&)
+ {
+ SAL_WARN("comphelper.container", "failed to store '" << *pIter << "'");
+ }
+ }
+
+ if ( bSwitchBackToLoaded )
+ // switch back to loaded state; that way we have a minimum cache confusion
+ xObj->changeState( embed::EmbedStates::LOADED );
+ }
+ }
+
+ bResult = aCnt.CommitImageSubStorage();
+
+ }
+ catch (const uno::Exception& e)
+ {
+ // TODO/LATER: error handling
+ bResult = false;
+ SAL_WARN("comphelper.container", "failed. Message: " << e);
+ }
+
+ // the old SO6 format does not store graphical replacements
+ if ( !_bOasisFormat && bResult )
+ {
+ try
+ {
+ // the substorage still can not be locked by the embedded object container
+ OUString aObjReplElement( "ObjectReplacements" );
+ if ( _xStorage->hasByName( aObjReplElement ) && _xStorage->isStorageElement( aObjReplElement ) )
+ _xStorage->removeElement( aObjReplElement );
+ }
+ catch (const uno::Exception&)
+ {
+ // TODO/LATER: error handling;
+ bResult = false;
+ }
+ }
+ return bResult;
+}
+
+bool EmbeddedObjectContainer::StoreChildren(bool _bOasisFormat,bool _bObjectsOnly)
+{
+ bool bResult = true;
+ const uno::Sequence < OUString > aNames = GetObjectNames();
+ const OUString* pIter = aNames.getConstArray();
+ const OUString* pEnd = pIter + aNames.getLength();
+ for(;pIter != pEnd;++pIter)
+ {
+ try
+ {
+ uno::Reference < embed::XEmbeddedObject > xObj = GetEmbeddedObject( *pIter );
+ SAL_WARN_IF( !xObj.is(), "comphelper.container", "An empty entry in the embedded objects list!" );
+ if ( xObj.is() )
+ {
+ sal_Int32 nCurState = xObj->getCurrentState();
+ if ( _bOasisFormat && nCurState != embed::EmbedStates::LOADED && nCurState != embed::EmbedStates::RUNNING )
+ {
+ // means that the object is active
+ // the image must be regenerated
+ OUString aMediaType;
+
+ // TODO/LATER: another aspect could be used
+ uno::Reference < io::XInputStream > xStream =
+ GetGraphicReplacementStream(
+ embed::Aspects::MSOLE_CONTENT,
+ xObj,
+ &aMediaType );
+ if ( xStream.is() )
+ {
+ if ( !InsertGraphicStreamDirectly( xStream, *pIter, aMediaType ) )
+ InsertGraphicStream( xStream, *pIter, aMediaType );
+ }
+ }
+
+ // TODO/LATER: currently the object by default does not cache replacement image
+ // that means that if somebody loads SO7 document and store its objects using
+ // this method the images might be lost.
+ // Currently this method is only used on storing to alien formats, that means
+ // that SO7 documents storing does not use it, and all other filters are
+ // based on OASIS format. But if it changes the method must be fixed. The fix
+ // must be done only on demand since it can affect performance.
+
+ uno::Reference< embed::XEmbedPersist > xPersist( xObj, uno::UNO_QUERY );
+ if ( xPersist.is() )
+ {
+ try
+ {
+ //TODO/LATER: only storing if changed!
+ //xPersist->storeOwn(); //commented, i120168
+
+ // begin:all charts will be persisted as xml format on disk when saving, which is time consuming.
+ // '_bObjectsOnly' mean we are storing to alien formats.
+ // 'isStorageElement' mean current object is NOT a MS OLE format. (may also include in future), i120168
+ if (_bObjectsOnly && (nCurState == embed::EmbedStates::LOADED || nCurState == embed::EmbedStates::RUNNING)
+ && (pImpl->mxStorage->isStorageElement( *pIter ) ))
+ {
+ uno::Reference< util::XModifiable > xModifiable( xObj->getComponent(), uno::UNO_QUERY );
+ if ( xModifiable.is() && xModifiable->isModified())
+ {
+ xPersist->storeOwn();
+ }
+ else
+ {
+ //do nothing. Embedded model is not modified, no need to persist.
+ }
+ }
+ else //the embedded object is in active status, always store back it.
+ {
+ xPersist->storeOwn();
+ }
+ //end i120168
+ }
+ catch (const uno::Exception&)
+ {
+ // TODO/LATER: error handling
+ bResult = false;
+ break;
+ }
+ }
+
+ if ( !_bOasisFormat && !_bObjectsOnly )
+ {
+ // copy replacement images for linked objects
+ try
+ {
+ uno::Reference< embed::XLinkageSupport > xLink( xObj, uno::UNO_QUERY );
+ if ( xLink.is() && xLink->isLink() )
+ {
+ OUString aMediaType;
+ uno::Reference < io::XInputStream > xInStream = GetGraphicStream( xObj, &aMediaType );
+ if ( xInStream.is() )
+ InsertStreamIntoPicturesStorage_Impl( pImpl->mxStorage, xInStream, *pIter );
+ }
+ }
+ catch (const uno::Exception&)
+ {
+ }
+ }
+ }
+ }
+ catch (const uno::Exception&)
+ {
+ // TODO/LATER: error handling
+ }
+ }
+
+ if ( bResult && _bOasisFormat )
+ bResult = CommitImageSubStorage();
+
+ if ( bResult && !_bObjectsOnly )
+ {
+ try
+ {
+ ReleaseImageSubStorage();
+ OUString aObjReplElement( "ObjectReplacements" );
+ if ( !_bOasisFormat && pImpl->mxStorage->hasByName( aObjReplElement ) && pImpl->mxStorage->isStorageElement( aObjReplElement ) )
+ pImpl->mxStorage->removeElement( aObjReplElement );
+ }
+ catch (const uno::Exception&)
+ {
+ // TODO/LATER: error handling
+ bResult = false;
+ }
+ }
+ return bResult;
+}
+
+uno::Reference< io::XInputStream > EmbeddedObjectContainer::GetGraphicReplacementStream(
+ sal_Int64 nViewAspect,
+ const uno::Reference< embed::XEmbeddedObject >& xObj,
+ OUString* pMediaType )
+{
+ uno::Reference< io::XInputStream > xInStream;
+ if ( xObj.is() )
+ {
+ try
+ {
+ // retrieving of the visual representation can switch object to running state
+ embed::VisualRepresentation aRep = xObj->getPreferredVisualRepresentation( nViewAspect );
+ if ( pMediaType )
+ *pMediaType = aRep.Flavor.MimeType;
+
+ uno::Sequence < sal_Int8 > aSeq;
+ aRep.Data >>= aSeq;
+ xInStream = new ::comphelper::SequenceInputStream( aSeq );
+ }
+ catch (const uno::Exception&)
+ {
+ }
+ }
+
+ return xInStream;
+}
+
+bool EmbeddedObjectContainer::SetPersistentEntries(const uno::Reference< embed::XStorage >& _xStorage,bool _bClearModifiedFlag)
+{
+ bool bError = false;
+ const uno::Sequence < OUString > aNames = GetObjectNames();
+ const OUString* pIter = aNames.getConstArray();
+ const OUString* pEnd = pIter + aNames.getLength();
+ for(;pIter != pEnd;++pIter)
+ {
+ uno::Reference < embed::XEmbeddedObject > xObj = GetEmbeddedObject( *pIter );
+ SAL_WARN_IF( !xObj.is(), "comphelper.container", "An empty entry in the embedded objects list!" );
+ if ( xObj.is() )
+ {
+ uno::Reference< embed::XEmbedPersist > xPersist( xObj, uno::UNO_QUERY );
+ if ( xPersist.is() )
+ {
+ try
+ {
+ xPersist->setPersistentEntry( _xStorage,
+ *pIter,
+ embed::EntryInitModes::NO_INIT,
+ uno::Sequence< beans::PropertyValue >(),
+ uno::Sequence< beans::PropertyValue >() );
+
+ }
+ catch (const uno::Exception&)
+ {
+ // TODO/LATER: error handling
+ bError = true;
+ break;
+ }
+ }
+ if ( _bClearModifiedFlag )
+ {
+ // if this method is used as part of SaveCompleted the object must stay unmodified after execution
+ try
+ {
+ uno::Reference< util::XModifiable > xModif( xObj->getComponent(), uno::UNO_QUERY_THROW );
+ if ( xModif->isModified() )
+ xModif->setModified( false );
+ }
+ catch (const uno::Exception&)
+ {
+ }
+ }
+ }
+ }
+ return bError;
+}
+
+bool EmbeddedObjectContainer::getUserAllowsLinkUpdate() const
+{
+ if (officecfg::Office::Common::Security::Scripting::DisableActiveContent::get())
+ return false;
+ return pImpl->mbUserAllowsLinkUpdate;
+}
+
+void EmbeddedObjectContainer::setUserAllowsLinkUpdate(bool bNew)
+{
+ if(pImpl->mbUserAllowsLinkUpdate != bNew)
+ {
+ pImpl->mbUserAllowsLinkUpdate = bNew;
+ }
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */