577 lines
22 KiB
C++
577 lines
22 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: configset.cxx,v $
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* $Revision: 1.32 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_configmgr.hxx"
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#include <stdio.h> // needed for Solaris 8
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#include "configset.hxx"
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#include "nodechange.hxx"
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#include "nodechangeimpl.hxx"
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#include "tree.hxx"
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#include "treefragment.hxx"
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#include "template.hxx"
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#include "templateimpl.hxx"
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#include "configgroup.hxx"
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#include "valuenode.hxx"
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#include "valuenodeimpl.hxx"
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#include "setnodeimpl.hxx"
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#include <vos/refernce.hxx>
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namespace configmgr
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{
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namespace configuration
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{
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//-----------------------------------------------------------------------------
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// class SetElementFactory
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//-----------------------------------------------------------------------------
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SetElementFactory::SetElementFactory(TemplateProvider const& aProvider)
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: m_aProvider(aProvider)
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{
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OSL_ENSURE(aProvider.m_aImpl.is(), "WARNING: Template Instance Factory created without template provider - cannot instantiate elements");
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}
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//-----------------------------------------------------------------------------
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SetElementFactory::SetElementFactory(SetElementFactory const& aOther)
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: m_aProvider(aOther.m_aProvider)
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{
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}
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//-----------------------------------------------------------------------------
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SetElementFactory& SetElementFactory::operator=(SetElementFactory const& aOther)
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{
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m_aProvider = aOther.m_aProvider;
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return *this;
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}
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//-----------------------------------------------------------------------------
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SetElementFactory::~SetElementFactory()
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{
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}
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//-----------------------------------------------------------------------------
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rtl::Reference< ElementTree > SetElementFactory::instantiateTemplate(rtl::Reference<Template> const& aTemplate)
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{
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OSL_ENSURE(m_aProvider.m_aImpl.is(), "ERROR: Template Instance Factory has no template provider - cannot instantiate element");
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OSL_ENSURE(aTemplate.is(), "ERROR: Template is NULL - cannot instantiate element");
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rtl::Reference< data::TreeSegment > aInstanceTree( m_aProvider.m_aImpl->instantiate(aTemplate) );
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OSL_ENSURE(aInstanceTree.is(), "ERROR: Cannot create Element Instance: Provider could not instantiate template");
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//set removable state
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aInstanceTree->fragment->header.state |= data::State::flag_removable;
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return new ElementTree( aInstanceTree, aTemplate, m_aProvider );
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}
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//-----------------------------------------------------------------------------
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rtl::Reference< ElementTree > SetElementFactory::instantiateOnDefault(rtl::Reference< data::TreeSegment > const& _aElementData, rtl::Reference<Template> const& aDummyTemplate)
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{
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// OSL_ENSURE(m_aProvider.m_aImpl(), "ERROR: Template Instance Factory has no template provider - cannot instantiate element");
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OSL_ENSURE(_aElementData.is(), "ERROR: Tree is NULL - cannot instantiate element");
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OSL_ENSURE(aDummyTemplate.is(), "ERROR: Template is NULL - cannot instantiate element");
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return new ElementTree( _aElementData, aDummyTemplate, m_aProvider );
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}
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//-----------------------------------------------------------------------------
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TemplateProvider SetElementFactory::findTemplateProvider(rtl::Reference< Tree > const& aTree, NodeRef const& aNode)
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{
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OSL_ENSURE(!isEmpty(aTree.get()), "ERROR: Getting Element Factory requires a valid tree");
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OSL_ENSURE(aNode.isValid(), "ERROR: Getting Element Factory requires a valid node");
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OSL_ENSURE(aTree->isValidNode(aNode.getOffset()), "ERROR: Tree/Node mismatch");
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if (aNode.isValid() )
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{
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view::ViewTreeAccess aView(aTree.get());
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OSL_ENSURE (aView.isSetNode(aNode), "WARNING: Getting Element Factory requires a SET node");
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if (aView.isSetNode(aNode))
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return aView.getTemplateProvider(aView.toSetNode(aNode));
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}
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return TemplateProvider();
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}
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//-----------------------------------------------------------------------------
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//-----------------------------------------------------------------------------
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// class TreeSetUpdater and ValueSetUpdater
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//-----------------------------------------------------------------------------
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static node::Attributes getNewElementAttributes(bool bInserting)
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{
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node::Attributes aResult;
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aResult.setState( node::isReplaced );
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//Check if you are inserting new dynamic property
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if(bInserting)
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{
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aResult.markRemovable();
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}
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return aResult;
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}
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// Value Element Factory methods
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//-----------------------------------------------------------------------------
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rtl::Reference<ElementTree> ValueSetUpdater::makeValueElement(rtl::OUString const& aName, com::sun::star::uno::Any const& aValue, bool bInserting)
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{
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const node::Attributes aNewValueAttributes = getNewElementAttributes(bInserting); // TODO: get real value
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com::sun::star::uno::Type aType = m_aTemplate->getInstanceType();
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rtl::OUString aTypeName = m_aTemplate->getName();
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std::auto_ptr<INode> pNode;
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if (aValue.hasValue())
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pNode.reset( new ValueNode(aTypeName, aValue, aNewValueAttributes) );
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else
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pNode.reset( new ValueNode(aTypeName, aType, aNewValueAttributes) );
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rtl::Reference< data::TreeSegment > aValueTree = data::TreeSegment::create(aName, pNode);
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return new ElementTree(aValueTree, m_aTemplate, TemplateProvider() );
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}
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//-----------------------------------------------------------------------------
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rtl::Reference<ElementTree> ValueSetUpdater::makeValueElement(rtl::OUString const& aName, rtl::Reference< Tree > const& , com::sun::star::uno::Any const& aValue, bool bInserting)
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{
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// for now ignoring the node.
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// TODO: merge attributes etc. from that node's value
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return makeValueElement(aName, aValue,bInserting);
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}
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//-----------------------------------------------------------------------------
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TreeSetUpdater::TreeSetUpdater(rtl::Reference< Tree > const& aParentTree, NodeRef const& aSetNode, rtl::Reference< Template > const& aTemplate)
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: m_aParentTree(aParentTree)
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, m_aSetNode(aSetNode)
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, m_aTemplate(aTemplate)
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{
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implValidateSet();
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}
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//-----------------------------------------------------------------------------
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ValueSetUpdater::ValueSetUpdater(rtl::Reference< Tree > const& aParentTree, NodeRef const& aSetNode,
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rtl::Reference< Template > const& aTemplate, com::sun::star::uno::Reference<com::sun::star::script::XTypeConverter> const& xConverter)
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: m_aParentTree(aParentTree)
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, m_aSetNode(aSetNode)
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, m_aTemplate(aTemplate)
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, m_xTypeConverter(xConverter)
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{
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implValidateSet();
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}
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//-----------------------------------------------------------------------------
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SetDefaulter::SetDefaulter(rtl::Reference< Tree > const& aParentTree, NodeRef const& aSetNode,
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DefaultProvider const& aDefaultProvider)
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: m_aParentTree(aParentTree)
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, m_aSetNode(aSetNode)
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, m_aDefaultProvider(aDefaultProvider)
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{
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implValidateSet();
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}
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//-----------------------------------------------------------------------------
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/// validates that a actual set and an updater's construction parameters match
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static void doValidateSet(rtl::Reference< Tree > const& aParentTree, NodeRef const& aSetNode)
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{
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if (isEmpty(aParentTree.get()))
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throw Exception("INTERNAL ERROR: Set Update: Unexpected NULL tree");
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if (!aSetNode.isValid())
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throw Exception("INTERNAL ERROR: Set Update: Unexpected NULL node");
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if (!aParentTree->isValidNode(aSetNode.getOffset()))
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throw Exception("INTERNAL ERROR: Set Update: node does not match tree");
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if (! view::ViewTreeAccess(aParentTree.get()).isSetNode(aSetNode))
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throw Exception("INTERNAL ERROR: Set Update: node is not a set");
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if (aParentTree->getAttributes(aSetNode).isReadonly())
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throw ConstraintViolation( "Set Update: Set is read-only !" );
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}
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//-----------------------------------------------------------------------------
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/// validates that the actual set and the construction parameters match
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void TreeSetUpdater::implValidateSet()
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{
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doValidateSet(m_aParentTree,m_aSetNode);
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if (!m_aTemplate.is())
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throw Exception("INTERNAL ERROR: No template available for tree set update");
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if (m_aTemplate->isInstanceValue())
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throw Exception("INTERNAL ERROR: Tree set update invoked on a value-set");
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view::ViewTreeAccess aParentView(m_aParentTree.get());
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if ( aParentView.getElementTemplate(aParentView.toSetNode(m_aSetNode)) != m_aTemplate)
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throw Exception("INTERNAL ERROR: Set Update: template mismatch");
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}
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//-----------------------------------------------------------------------------
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/// validates that the actual set and the construction parameters match
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void ValueSetUpdater::implValidateSet()
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{
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doValidateSet(m_aParentTree,m_aSetNode);
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com::sun::star::uno::Type aThisType = m_aTemplate->getInstanceType();
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switch ( aThisType.getTypeClass())
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{
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case uno::TypeClass_VOID: throw Exception("INTERNAL ERROR: Value set element type is void");
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case uno::TypeClass_INTERFACE: throw Exception("INTERNAL ERROR: Value update invoked on a complex set");
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case uno::TypeClass_STRUCT:
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case uno::TypeClass_EXCEPTION: throw Exception("INTERNAL ERROR: Unexpected/Invalid type for set elements");
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default: break;
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}
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view::ViewTreeAccess aParentView(m_aParentTree.get());
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if ( aParentView.getElementTemplate(aParentView.toSetNode(m_aSetNode))->getInstanceType() != aThisType)
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throw Exception("INTERNAL ERROR: Set Update: element type mismatch");
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}
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//-----------------------------------------------------------------------------
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/// validates that the actual set and the construction parameters match
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void SetDefaulter::implValidateSet()
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{
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doValidateSet(m_aParentTree,m_aSetNode);
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if (!m_aDefaultProvider.isValid())
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throw Exception("INTERNAL ERROR: No default provider available for restoring set default state");
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}
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//-----------------------------------------------------------------------------
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static void doValidateElement(rtl::Reference< ElementTree > const& aElement, bool bReqRemovable)
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{
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if (!aElement.is())
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throw Exception("INTERNAL ERROR: Set Update: Unexpected NULL element");
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if ( bReqRemovable)
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{
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rtl::Reference< Tree > aElementTree = aElement.get();
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if(!aElementTree->getAttributes(aElementTree->getRootNode()).isRemovable())
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throw ConstraintViolation( "New Set Update: Existing element cannot be removed (or replaced) !" );
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}
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}
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//-----------------------------------------------------------------------------
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/// validates that the given element is valid in this context and returns its name
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Path::Component TreeSetUpdater::implValidateElement(rtl::Reference< ElementTree > const& aElement, bool bReqRemovable)
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{
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doValidateElement(aElement,bReqRemovable);
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return aElement->getExtendedRootName();
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}
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//-----------------------------------------------------------------------------
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/// validates that the given element is valid and can be replaced in this context and returns its name
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Path::Component ValueSetUpdater::implValidateElement(rtl::Reference< ElementTree > const& aElement, bool mReqRemovable)
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{
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doValidateElement(aElement,mReqRemovable);
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#if OSL_DEBUG_LEVEL > 0
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com::sun::star::uno::Type aNodeType = ElementHelper::getUnoType(aElement);
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OSL_ENSURE(aNodeType.getTypeClass() != uno::TypeClass_VOID, "INTERNAL ERROR: Set Element without associated type found");
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OSL_ENSURE(aNodeType.getTypeClass() != uno::TypeClass_INTERFACE,"INTERNAL ERROR: Set Element with complex type found");
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OSL_ENSURE(aNodeType == m_aTemplate->getInstanceType() ||
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uno::TypeClass_ANY == m_aTemplate->getInstanceType().getTypeClass(),
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"INTERNAL ERROR: Set Update: existing element does not match template type");
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#endif
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return aElement->getExtendedRootName();
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}
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//-----------------------------------------------------------------------------
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static void checkEligibleChild(rtl::Reference< ElementTree > const& aElementTree, rtl::Reference< Tree > const& aParentTree)
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{
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ElementTree const * const pElement = aElementTree.get(); OSL_ASSERT(pElement);
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if (pElement->getContextTree() != NULL)
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throw ConstraintViolation( "Set Update: cannot insert an element that already has a parent." );
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Tree const* pAncestor = aParentTree.get();
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while (pAncestor != NULL)
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{
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if (pElement == pAncestor)
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throw ConstraintViolation( "Set Update: Circular insertion - trying to insert an element into self or descendant" );
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pAncestor = pAncestor->getContextTree();
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OSL_ENSURE(pAncestor != aParentTree.get(), "ERROR: Circular tree found");
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}
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}
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//-----------------------------------------------------------------------------
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void TreeSetUpdater::implValidateTree(rtl::Reference< ElementTree > const& aElementTree)
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{
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if (!aElementTree.is())
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throw ConstraintViolation( "Set Update: cannot replace element of complex set with NULL node. Remove the element instead !" );
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checkEligibleChild(aElementTree,m_aParentTree);
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if (! aElementTree->isTemplateInstance())
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{
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throw TypeMismatch(rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("<Unnamed> (Template missing)")),
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m_aTemplate->getName(), " - new element without template in Set Update");
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}
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if (!aElementTree->isInstanceOf(m_aTemplate))
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{
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throw TypeMismatch( aElementTree->getTemplate()->getPathString(),
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m_aTemplate->getPathString(), " - new element without template in Set Update");
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}
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}
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//-----------------------------------------------------------------------------
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com::sun::star::uno::Any ValueSetUpdater::implValidateValue(com::sun::star::uno::Any const& aValue)
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{
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com::sun::star::uno::Type const aThisType = m_aTemplate->getInstanceType();
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OSL_ENSURE( aThisType.getTypeClass() == uno::TypeClass_ANY || isPossibleValueType(aThisType),
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"Invalid element type for value set" );
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com::sun::star::uno::Any aRet;
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if (aValue.hasValue())
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{
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com::sun::star::uno::Type const aValType = aValue.getValueType();
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if (aValType.getTypeClass() == uno::TypeClass_INTERFACE)
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throw TypeMismatch(aValType.getTypeName(), aThisType.getTypeName(), " - cannot replace value by complex tree in Set update");
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if (aValType == aThisType)
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{
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aRet = aValue;
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}
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else if ( uno::TypeClass_ANY == aThisType.getTypeClass() )
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{
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if ( ! isPossibleValueType(aValType) )
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throw TypeMismatch(aValType.getTypeName(), aThisType.getTypeName(), " - new element has no legal configuration data type");
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aRet = aValue;
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}
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else
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{
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if (!convertCompatibleValue(m_xTypeConverter, aRet, aValue, aThisType))
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throw TypeMismatch(aValType.getTypeName(), aThisType.getTypeName(), " - new element does not match template type in SetUpdate");
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}
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OSL_ASSERT( isPossibleValueType(aRet.getValueType()) );
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}
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else
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{
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// cannot do anything about null values here
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OSL_ASSERT(aValue.getValueTypeClass() == uno::TypeClass_VOID);
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}
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return aRet;
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}
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//-----------------------------------------------------------------------------
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com::sun::star::uno::Any ValueSetUpdater::implValidateValue(rtl::Reference< Tree > const& aElementTree, com::sun::star::uno::Any const& aValue)
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{
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node::Attributes aAttributes = aElementTree->getAttributes(aElementTree->getRootNode());
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// Here we assume writable == removable/replaceable
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if (aAttributes.isReadonly())
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throw ConstraintViolation( "Set Update: Existing element is read-only !" );
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// Here we assume nullable != removable
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if (!aValue.hasValue())
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{
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if (!aAttributes.isNullable())
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throw ConstraintViolation( "Set Update: Value is not nullable !" );
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}
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return implValidateValue( aValue);
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}
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//-----------------------------------------------------------------------------
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NodeChange TreeSetUpdater::validateInsertElement (rtl::OUString const& aName, rtl::Reference< ElementTree > const& aNewElement)
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{
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view::ViewTreeAccess aParentView(m_aParentTree.get());
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SetEntry anEntry = aParentView.findElement(aParentView.toSetNode(m_aSetNode),aName);
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if (anEntry.isValid())
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throw Exception("INTERNAL ERROR: Set Update: Element to be inserted already exists");
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implValidateTree(aNewElement);
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std::auto_ptr<SetElementChangeImpl> pChange( new SetInsertImpl(aNewElement->makeExtendedName(aName), aNewElement) );
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pChange->setTarget(aParentView.makeNode(m_aSetNode));
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return NodeChange(pChange.release());
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}
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//-----------------------------------------------------------------------------
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NodeChange ValueSetUpdater::validateInsertElement (rtl::OUString const& aName, com::sun::star::uno::Any const& aNewValue)
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{
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view::ViewTreeAccess aParentView(m_aParentTree.get());
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SetEntry anEntry = aParentView.findElement(aParentView.toSetNode(m_aSetNode),aName);
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if (anEntry.isValid())
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throw Exception("INTERNAL ERROR: Set Update: Element to be inserted already exists");
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com::sun::star::uno::Any aValidValue = implValidateValue(aNewValue);
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rtl::Reference<ElementTree> aNewElement = makeValueElement(aName, aValidValue,true);
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std::auto_ptr<SetElementChangeImpl> pChange( new SetInsertImpl(aNewElement->makeExtendedName(aName), aNewElement) );
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pChange->setTarget(aParentView.makeNode(m_aSetNode));
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return NodeChange(pChange.release());
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}
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//-----------------------------------------------------------------------------
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NodeChange TreeSetUpdater::validateReplaceElement(rtl::Reference< ElementTree > const& aElement, rtl::Reference< ElementTree > const& aNewElement)
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{
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Path::Component aName = implValidateElement(aElement,true);
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implValidateTree(aNewElement);
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std::auto_ptr<SetElementChangeImpl> pChange( new SetReplaceImpl(aName, aNewElement) );
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pChange->setTarget(view::ViewTreeAccess(m_aParentTree.get()).makeNode(m_aSetNode));
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return NodeChange(pChange.release());
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}
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//-----------------------------------------------------------------------------
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NodeChange ValueSetUpdater::validateReplaceElement(rtl::Reference< ElementTree > const& aElement, com::sun::star::uno::Any const& aNewValue)
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{
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Path::Component aName = implValidateElement(aElement,false);
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rtl::Reference< Tree > aElementNode = extractElementNode(aElement);
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com::sun::star::uno::Any aValidValue = implValidateValue(aElementNode, aNewValue);
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rtl::Reference< Tree > aElementTree = aElement.get();
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rtl::Reference<ElementTree> aNewElement;
|
|
if(aElementTree->getAttributes(aElementTree->getRootNode()).isRemovable())
|
|
{
|
|
aNewElement = makeValueElement(aName.getName(), aElementNode, aValidValue,true);
|
|
}
|
|
else
|
|
{
|
|
aNewElement = makeValueElement(aName.getName(), aElementNode, aValidValue,false);
|
|
}
|
|
|
|
std::auto_ptr<SetElementChangeImpl> pChange( new SetReplaceImpl(aName, aNewElement) );
|
|
|
|
pChange->setTarget(view::ViewTreeAccess(m_aParentTree.get()).makeNode(m_aSetNode));
|
|
|
|
return NodeChange(pChange.release());
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
|
|
NodeChange TreeSetUpdater::validateRemoveElement (rtl::Reference< ElementTree > const& aElement)
|
|
{
|
|
Path::Component aName = implValidateElement(aElement,true);
|
|
|
|
std::auto_ptr<SetElementChangeImpl> pChange( new SetRemoveImpl(aName) );
|
|
|
|
pChange->setTarget(view::ViewTreeAccess(m_aParentTree.get()).makeNode(m_aSetNode));
|
|
|
|
return NodeChange(pChange.release());
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
|
|
NodeChange ValueSetUpdater::validateRemoveElement (rtl::Reference< ElementTree > const& aElement)
|
|
{
|
|
Path::Component aName = implValidateElement(aElement,true);
|
|
|
|
std::auto_ptr<SetElementChangeImpl> pChange( new SetRemoveImpl(aName) );
|
|
|
|
pChange->setTarget(view::ViewTreeAccess(m_aParentTree.get()).makeNode(m_aSetNode));
|
|
|
|
return NodeChange(pChange.release());
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
|
|
NodeChange SetDefaulter::validateSetToDefaultState()
|
|
{
|
|
std::auto_ptr< ISubtree > aDefault = m_aDefaultProvider.getDefaultTree(m_aParentTree,m_aSetNode);
|
|
|
|
// now build the specific change
|
|
std::auto_ptr<SetChangeImpl> pChange;
|
|
|
|
if (aDefault.get())
|
|
{
|
|
TemplateProvider aProvider = SetElementFactory::findTemplateProvider(m_aParentTree,m_aSetNode);
|
|
|
|
configmgr::configuration::SetElementFactory aTmp(aProvider);
|
|
pChange.reset( new SetResetImpl(aTmp, aDefault) );
|
|
pChange->setTarget(view::ViewTreeAccess(m_aParentTree.get()).makeNode(m_aSetNode));
|
|
}
|
|
return NodeChange(pChange.release());
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
|
|
rtl::Reference< Tree > ValueSetUpdater::extractElementNode (rtl::Reference< ElementTree > const& aElement)
|
|
{
|
|
return aElement.get();
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
|
|
#if OSL_DEBUG_LEVEL > 0
|
|
com::sun::star::uno::Type ElementHelper::getUnoType(rtl::Reference< ElementTree > const& aElement)
|
|
{
|
|
OSL_PRECOND( aElement.is(), "ERROR: Configuration: ElementTree operation requires valid node" );
|
|
|
|
rtl::Reference< Tree > aElementTree(aElement.get());
|
|
|
|
NodeRef aNode = aElementTree->getRootNode();
|
|
OSL_ASSERT( aNode.isValid() );
|
|
|
|
view::ViewTreeAccess aElementView(aElementTree.get());
|
|
|
|
if ( aElementView.isValueNode(aNode) )
|
|
{
|
|
return aElementView.getValueType(aElementView.toValueNode(aNode));
|
|
}
|
|
else
|
|
{
|
|
uno::Reference< uno::XInterface > const * const selectInterface=0;
|
|
return ::getCppuType(selectInterface);
|
|
}
|
|
}
|
|
#endif
|
|
//-----------------------------------------------------------------------------
|
|
}
|
|
}
|
|
|