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libreoffice/ucb/source/ucp/hierarchy/hierarchydata.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3. 
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

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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 .
*/
/**************************************************************************
TODO
**************************************************************************
- HierarchyEntry::move
--> Rewrite to use XNamed ( once this is supported by config db api ).
*************************************************************************/
#include "hierarchydata.hxx"
#include <comphelper/diagnose_ex.hxx>
#include <rtl/ustrbuf.hxx>
#include <com/sun/star/container/XHierarchicalNameAccess.hpp>
#include <com/sun/star/container/XNameContainer.hpp>
#include <com/sun/star/container/XNameReplace.hpp>
#include <com/sun/star/util/XChangesBatch.hpp>
#include <com/sun/star/util/XOfficeInstallationDirectories.hpp>
#include <com/sun/star/lang/XSingleServiceFactory.hpp>
#include <comphelper/propertysequence.hxx>
#include <utility>
#include "hierarchyprovider.hxx"
#include "hierarchyuri.hxx"
using namespace com::sun::star;
namespace hierarchy_ucp
{
static void makeXMLName( std::u16string_view rIn, OUStringBuffer & rBuffer )
{
size_t nCount = rIn.size();
for ( size_t n = 0; n < nCount; ++n )
{
const sal_Unicode c = rIn[ n ];
switch ( c )
{
case '&':
rBuffer.append( "&amp;" );
break;
case '"':
rBuffer.append( "&quot;" );
break;
case '\'':
rBuffer.append( "&apos;" );
break;
case '<':
rBuffer.append( "&lt;" );
break;
case '>':
rBuffer.append( "&gt;" );
break;
default:
rBuffer.append( c );
break;
}
}
}
// HierarchyEntry Implementation.
constexpr OUStringLiteral READ_SERVICE_NAME = u"com.sun.star.ucb.HierarchyDataReadAccess";
constexpr OUString READWRITE_SERVICE_NAME = u"com.sun.star.ucb.HierarchyDataReadWriteAccess"_ustr;
// describe path of cfg entry
constexpr OUString CFGPROPERTY_NODEPATH = u"nodepath"_ustr;
HierarchyEntry::HierarchyEntry(
uno::Reference< uno::XComponentContext > xContext,
HierarchyContentProvider* pProvider,
const OUString& rURL )
: m_xContext(std::move( xContext )),
m_xOfficeInstDirs( pProvider->getOfficeInstallationDirectories() ),
m_bTriedToGetRootReadAccess( false )
{
HierarchyUri aUri( rURL );
m_aServiceSpecifier = aUri.getService();
m_xConfigProvider
= pProvider->getConfigProvider( m_aServiceSpecifier );
m_xRootReadAccess
= pProvider->getRootConfigReadNameAccess( m_aServiceSpecifier );
// Note: do not init m_aPath in init list. createPathFromHierarchyURL
// needs m_xContext and m_aMutex.
m_aPath = createPathFromHierarchyURL( aUri );
// Extract language independent name from URL.
sal_Int32 nPos = rURL.lastIndexOf( '/' );
if ( nPos > HIERARCHY_URL_SCHEME_LENGTH )
m_aName = rURL.copy( nPos + 1 );
else
OSL_FAIL( "HierarchyEntry - Invalid URL!" );
}
bool HierarchyEntry::hasData()
{
uno::Reference< container::XHierarchicalNameAccess > xRootReadAccess
= getRootReadAccess();
OSL_ENSURE( xRootReadAccess.is(), "HierarchyEntry::hasData - No root!" );
if ( xRootReadAccess.is() )
return xRootReadAccess->hasByHierarchicalName( m_aPath );
return false;
}
bool HierarchyEntry::getData( HierarchyEntryData& rData )
{
try
{
uno::Reference< container::XHierarchicalNameAccess > xRootReadAccess
= getRootReadAccess();
OSL_ENSURE( xRootReadAccess.is(),
"HierarchyEntry::getData - No root!" );
if ( xRootReadAccess.is() )
{
OUString aTitlePath = m_aPath + "/Title";
// Note: Avoid NoSuchElementExceptions, because exceptions are
// relatively 'expensive'. Checking for availability of
// title value is sufficient here, because if it is
// there, the other values will be available too.
if ( !xRootReadAccess->hasByHierarchicalName( aTitlePath ) )
return false;
OUString aValue;
// Get Title value.
if ( !( xRootReadAccess->getByHierarchicalName( aTitlePath )
>>= aValue ) )
{
OSL_FAIL( "HierarchyEntry::getData - "
"Got no Title value!" );
return false;
}
rData.setTitle( aValue );
// Get TargetURL value.
OUString aTargetURLPath = m_aPath + "/TargetURL";
if ( !( xRootReadAccess->getByHierarchicalName( aTargetURLPath )
>>= aValue ) )
{
OSL_FAIL( "HierarchyEntry::getData - "
"Got no TargetURL value!" );
return false;
}
// TargetURL property may contain a reference to the Office
// installation directory. To ensure a reloctable office
// installation, the path to the office installation directory must
// never be stored directly. A placeholder is used instead. Replace
// it by actual installation directory.
if ( m_xOfficeInstDirs.is() && !aValue.isEmpty() )
aValue = m_xOfficeInstDirs->makeAbsoluteURL( aValue );
rData.setTargetURL( aValue );
OUString aTypePath = m_aPath + "/Type";
if ( xRootReadAccess->hasByHierarchicalName( aTypePath ) )
{
// Might not be present since it was introduced long after
// Title and TargetURL (#82433#)... So not getting it is
// not an error.
// Get Type value.
sal_Int32 nType = 0;
if ( xRootReadAccess->getByHierarchicalName( aTypePath )
>>= nType )
{
if ( nType == 0 )
{
rData.setType( HierarchyEntryData::LINK );
}
else if ( nType == 1 )
{
rData.setType( HierarchyEntryData::FOLDER );
}
else
{
OSL_FAIL( "HierarchyEntry::getData - "
"Unknown Type value!" );
return false;
}
}
}
rData.setName( m_aName );
return true;
}
}
catch ( uno::RuntimeException const & )
{
throw;
}
catch ( container::NoSuchElementException const & )
{
// getByHierarchicalName
TOOLS_WARN_EXCEPTION("ucb.ucp", "");
}
return false;
}
bool HierarchyEntry::setData( const HierarchyEntryData& rData )
{
try
{
std::unique_lock aGuard( m_aMutex );
if ( !m_xConfigProvider.is() )
m_xConfigProvider.set(
m_xContext->getServiceManager()->createInstanceWithContext(m_aServiceSpecifier, m_xContext),
uno::UNO_QUERY );
if ( m_xConfigProvider.is() )
{
// Create parent's key. It must exist!
OUString aParentPath;
bool bRoot = true;
sal_Int32 nPos = m_aPath.lastIndexOf( '/' );
if ( nPos != -1 )
{
// Skip "/Children" segment of the path, too.
nPos = m_aPath.lastIndexOf( '/', nPos - 1 );
OSL_ENSURE( nPos != -1,
"HierarchyEntry::setData - Wrong path!" );
aParentPath += m_aPath.subView( 0, nPos );
bRoot = false;
}
uno::Sequence<uno::Any> aArguments(comphelper::InitAnyPropertySequence(
{
{CFGPROPERTY_NODEPATH, uno::Any(aParentPath)}
}));
uno::Reference< util::XChangesBatch > xBatch(
m_xConfigProvider->createInstanceWithArguments(
READWRITE_SERVICE_NAME,
aArguments ),
uno::UNO_QUERY );
OSL_ENSURE( xBatch.is(),
"HierarchyEntry::setData - No batch!" );
uno::Reference< container::XNameAccess > xParentNameAccess(
xBatch, uno::UNO_QUERY );
OSL_ENSURE( xParentNameAccess.is(),
"HierarchyEntry::setData - No name access!" );
if ( xBatch.is() && xParentNameAccess.is() )
{
// Try to create own key. It must not exist!
bool bExists = true;
uno::Any aMyKey;
try
{
uno::Reference< container::XNameAccess > xNameAccess;
if ( bRoot )
{
xNameAccess = xParentNameAccess;
}
else
{
xParentNameAccess->getByName(u"Children"_ustr) >>= xNameAccess;
}
if ( xNameAccess->hasByName( m_aName ) )
aMyKey = xNameAccess->getByName( m_aName );
else
bExists = false;
}
catch ( container::NoSuchElementException const & )
{
bExists = false;
}
uno::Reference< container::XNameReplace > xNameReplace;
uno::Reference< container::XNameContainer > xContainer;
if ( bExists )
{
// Key exists. Replace values.
aMyKey >>= xNameReplace;
OSL_ENSURE( xNameReplace.is(),
"HierarchyEntry::setData - No name replace!" );
}
else
{
// Key does not exist. Create / fill / insert it.
uno::Reference< lang::XSingleServiceFactory > xFac;
if ( bRoot )
{
// Special handling for children of root,
// which is not an entry. It's only a set
// of entries.
xFac.set( xParentNameAccess, uno::UNO_QUERY );
}
else
{
// Append new entry to parents child list,
// which is a set of entries.
xParentNameAccess->getByName(u"Children"_ustr) >>= xFac;
}
OSL_ENSURE( xFac.is(),
"HierarchyEntry::setData - No factory!" );
if ( xFac.is() )
{
xNameReplace.set( xFac->createInstance(), uno::UNO_QUERY );
OSL_ENSURE( xNameReplace.is(),
"HierarchyEntry::setData - No name replace!" );
if ( xNameReplace.is() )
{
xContainer.set( xFac, uno::UNO_QUERY );
OSL_ENSURE( xContainer.is(),
"HierarchyEntry::setData - No container!" );
}
}
}
if ( xNameReplace.is() )
{
// Set Title value.
xNameReplace->replaceByName(
u"Title"_ustr,
uno::Any( rData.getTitle() ) );
// Set TargetURL value.
// TargetURL property may contain a reference to the Office
// installation directory. To ensure a reloctable office
// installation, the path to the office installation
// directory must never be stored directly. Use a
// placeholder instead.
OUString aValue( rData.getTargetURL() );
if ( m_xOfficeInstDirs.is() && !aValue.isEmpty() )
aValue
= m_xOfficeInstDirs->makeRelocatableURL( aValue );
xNameReplace->replaceByName(
u"TargetURL"_ustr,
uno::Any( aValue ) );
// Set Type value.
sal_Int32 nType
= rData.getType() == HierarchyEntryData::LINK ? 0 : 1;
xNameReplace->replaceByName(
u"Type"_ustr,
uno::Any( nType ) );
if ( xContainer.is() )
xContainer->insertByName(
m_aName, uno::Any( xNameReplace ) );
// Commit changes.
xBatch->commitChanges();
return true;
}
}
}
}
catch ( lang::IllegalArgumentException const & )
{
// replaceByName, insertByName
TOOLS_WARN_EXCEPTION("ucb.ucp", "");
}
catch ( uno::RuntimeException const & )
{
throw;
}
catch ( container::NoSuchElementException const & )
{
// replaceByName, getByName
TOOLS_WARN_EXCEPTION("ucb.ucp", "");
}
catch ( container::ElementExistException const & )
{
// insertByName
TOOLS_WARN_EXCEPTION("ucb.ucp", "");
}
catch ( lang::WrappedTargetException const & )
{
// replaceByName, insertByName, getByName, commitChanges
TOOLS_WARN_EXCEPTION("ucb.ucp", "");
}
catch ( uno::Exception const & )
{
// createInstance, createInstanceWithArguments
TOOLS_WARN_EXCEPTION("ucb.ucp", "");
}
return false;
}
bool HierarchyEntry::move(
const OUString& rNewURL, const HierarchyEntryData& rData )
{
OUString aNewPath = createPathFromHierarchyURL( HierarchyUri(rNewURL) );
std::unique_lock aGuard( m_aMutex );
if ( aNewPath == m_aPath )
return true;
bool bOldRoot = true;
uno::Reference< util::XChangesBatch > xOldParentBatch;
OUString aNewKey;
sal_Int32 nURLPos = rNewURL.lastIndexOf( '/' );
if ( nURLPos > HIERARCHY_URL_SCHEME_LENGTH )
aNewKey = rNewURL.copy( nURLPos + 1 );
else
{
OSL_FAIL( "HierarchyEntry::move - Invalid URL!" );
return false;
}
bool bNewRoot = true;
uno::Reference< util::XChangesBatch > xNewParentBatch;
bool bDifferentParents = true;
try
{
if ( !m_xConfigProvider.is() )
m_xConfigProvider.set(
m_xContext->getServiceManager()->createInstanceWithContext(m_aServiceSpecifier, m_xContext),
uno::UNO_QUERY );
if ( !m_xConfigProvider.is() )
return false;
OUString aOldParentPath;
sal_Int32 nPos = m_aPath.lastIndexOf( '/' );
if ( nPos != -1 )
{
// Skip "/Children" segment of the path, too.
nPos = m_aPath.lastIndexOf( '/', nPos - 1 );
OSL_ENSURE( nPos != -1, "HierarchyEntry::move - Wrong path!" );
aOldParentPath += m_aPath.subView( 0, nPos );
bOldRoot = false;
}
OUString aNewParentPath;
nPos = aNewPath.lastIndexOf( '/' );
if ( nPos != -1 )
{
// Skip "/Children" segment of the path, too.
nPos = aNewPath.lastIndexOf( '/', nPos - 1 );
OSL_ENSURE( nPos != -1, "HierarchyEntry::move - Wrong path!" );
aNewParentPath += aNewPath.subView( 0, nPos );
bNewRoot = false;
}
uno::Sequence<uno::Any> aArguments(comphelper::InitAnyPropertySequence(
{
{CFGPROPERTY_NODEPATH, uno::Any(aOldParentPath)}
}));
xOldParentBatch.set(
m_xConfigProvider->createInstanceWithArguments(
READWRITE_SERVICE_NAME,
aArguments ),
uno::UNO_QUERY );
OSL_ENSURE( xOldParentBatch.is(), "HierarchyEntry::move - No batch!" );
if ( !xOldParentBatch.is() )
return false;
if ( aOldParentPath == aNewParentPath )
{
bDifferentParents = false;
xNewParentBatch = xOldParentBatch;
}
else
{
uno::Sequence<uno::Any> aArguments2(comphelper::InitAnyPropertySequence(
{
{CFGPROPERTY_NODEPATH, uno::Any(aNewParentPath)}
}));
xNewParentBatch.set(
m_xConfigProvider->createInstanceWithArguments(
READWRITE_SERVICE_NAME,
aArguments2 ),
uno::UNO_QUERY );
OSL_ENSURE(
xNewParentBatch.is(), "HierarchyEntry::move - No batch!" );
if ( !xNewParentBatch.is() )
return false;
}
}
catch ( uno::RuntimeException const & )
{
throw;
}
catch ( uno::Exception const & )
{
// createInstance, createInstanceWithArguments
TOOLS_WARN_EXCEPTION("ucb.ucp", "");
return false;
}
// (1) Get entry...
uno::Any aEntry;
uno::Reference< container::XNameAccess > xOldParentNameAccess;
uno::Reference< container::XNameContainer > xOldNameContainer;
try
{
xOldParentNameAccess.set( xOldParentBatch, uno::UNO_QUERY );
OSL_ENSURE( xOldParentNameAccess.is(),
"HierarchyEntry::move - No name access!" );
if ( !xOldParentNameAccess.is() )
return false;
if ( bOldRoot )
{
xOldNameContainer.set( xOldParentNameAccess, uno::UNO_QUERY );
}
else
{
xOldParentNameAccess->getByName(u"Children"_ustr) >>= xOldNameContainer;
}
aEntry = xOldNameContainer->getByName( m_aName );
}
catch ( container::NoSuchElementException const & )
{
// getByName
TOOLS_WARN_EXCEPTION("ucb.ucp", "");
return false;
}
catch ( lang::WrappedTargetException const & )
{
// getByName
TOOLS_WARN_EXCEPTION("ucb.ucp", "");
return false;
}
// (2) Remove entry... Note: Insert BEFORE remove does not work!
try
{
xOldNameContainer->removeByName( m_aName );
xOldParentBatch->commitChanges();
}
catch ( container::NoSuchElementException const & )
{
// getByName, removeByName
TOOLS_WARN_EXCEPTION("ucb.ucp", "");
return false;
}
// (3) Insert entry at new parent...
try
{
uno::Reference< container::XNameReplace > xNewNameReplace;
aEntry >>= xNewNameReplace;
OSL_ENSURE( xNewNameReplace.is(),
"HierarchyEntry::move - No name replace!" );
if ( !xNewNameReplace.is() )
return false;
uno::Reference< container::XNameAccess > xNewParentNameAccess;
if ( bDifferentParents )
xNewParentNameAccess.set( xNewParentBatch, uno::UNO_QUERY );
else
xNewParentNameAccess = std::move(xOldParentNameAccess);
OSL_ENSURE( xNewParentNameAccess.is(),
"HierarchyEntry::move - No name access!" );
if ( !xNewParentNameAccess.is() )
return false;
uno::Reference< container::XNameContainer > xNewNameContainer;
if ( bDifferentParents )
{
if ( bNewRoot )
{
xNewNameContainer.set( xNewParentNameAccess, uno::UNO_QUERY );
}
else
{
xNewParentNameAccess->getByName(u"Children"_ustr) >>= xNewNameContainer;
}
}
else
xNewNameContainer = std::move(xOldNameContainer);
if ( !xNewNameContainer.is() )
return false;
xNewNameReplace->replaceByName(
u"Title"_ustr,
uno::Any( rData.getTitle() ) );
// TargetURL property may contain a reference to the Office
// installation directory. To ensure a reloctable office
// installation, the path to the office installation
// directory must never be stored directly. Use a placeholder
// instead.
OUString aValue( rData.getTargetURL() );
if ( m_xOfficeInstDirs.is() && !aValue.isEmpty() )
aValue = m_xOfficeInstDirs->makeRelocatableURL( aValue );
xNewNameReplace->replaceByName(
u"TargetURL"_ustr,
uno::Any( aValue ) );
sal_Int32 nType = rData.getType() == HierarchyEntryData::LINK ? 0 : 1;
xNewNameReplace->replaceByName(
u"Type"_ustr,
uno::Any( nType ) );
xNewNameContainer->insertByName( aNewKey, aEntry );
xNewParentBatch->commitChanges();
}
catch ( container::NoSuchElementException const & )
{
// replaceByName, insertByName, getByName
TOOLS_WARN_EXCEPTION("ucb.ucp", "");
return false;
}
catch ( lang::IllegalArgumentException const & )
{
// replaceByName, insertByName
TOOLS_WARN_EXCEPTION("ucb.ucp", "");
return false;
}
catch ( container::ElementExistException const & )
{
// insertByName
TOOLS_WARN_EXCEPTION("ucb.ucp", "");
return false;
}
catch ( lang::WrappedTargetException const & )
{
// replaceByName, insertByName, getByName
TOOLS_WARN_EXCEPTION("ucb.ucp", "");
return false;
}
return true;
}
bool HierarchyEntry::remove()
{
try
{
std::unique_lock aGuard( m_aMutex );
if ( !m_xConfigProvider.is() )
m_xConfigProvider.set(
m_xContext->getServiceManager()->createInstanceWithContext(m_aServiceSpecifier, m_xContext),
uno::UNO_QUERY );
if ( m_xConfigProvider.is() )
{
// Create parent's key. It must exist!
OUString aParentPath;
bool bRoot = true;
sal_Int32 nPos = m_aPath.lastIndexOf( '/' );
if ( nPos != -1 )
{
// Skip "/Children" segment of the path, too.
nPos = m_aPath.lastIndexOf( '/', nPos - 1 );
OSL_ENSURE( nPos != -1,
"HierarchyEntry::remove - Wrong path!" );
aParentPath += m_aPath.subView( 0, nPos );
bRoot = false;
}
uno::Sequence<uno::Any> aArguments(comphelper::InitAnyPropertySequence(
{
{CFGPROPERTY_NODEPATH, uno::Any(aParentPath)}
}));
uno::Reference< util::XChangesBatch > xBatch(
m_xConfigProvider->createInstanceWithArguments(
READWRITE_SERVICE_NAME,
aArguments ),
uno::UNO_QUERY );
OSL_ENSURE( xBatch.is(),
"HierarchyEntry::remove - No batch!" );
uno::Reference< container::XNameAccess > xParentNameAccess(
xBatch, uno::UNO_QUERY );
OSL_ENSURE( xParentNameAccess.is(),
"HierarchyEntry::remove - No name access!" );
if ( xBatch.is() && xParentNameAccess.is() )
{
uno::Reference< container::XNameContainer > xContainer;
if ( bRoot )
{
// Special handling for children of root,
// which is not an entry. It's only a set
// of entries.
xContainer.set( xParentNameAccess, uno::UNO_QUERY );
}
else
{
// Append new entry to parents child list,
// which is a set of entries.
xParentNameAccess->getByName(u"Children"_ustr) >>= xContainer;
}
OSL_ENSURE( xContainer.is(),
"HierarchyEntry::remove - No container!" );
if ( xContainer.is() )
{
xContainer->removeByName( m_aName );
xBatch->commitChanges();
return true;
}
}
}
}
catch ( uno::RuntimeException const & )
{
throw;
}
catch ( container::NoSuchElementException const & )
{
// getByName, removeByName
OSL_FAIL(
"HierarchyEntry::remove - caught NoSuchElementException!" );
}
catch ( lang::WrappedTargetException const & )
{
// getByName, commitChanges
OSL_FAIL(
"HierarchyEntry::remove - caught WrappedTargetException!" );
}
catch ( uno::Exception const & )
{
// createInstance, createInstanceWithArguments
TOOLS_WARN_EXCEPTION("ucb.ucp", "");
}
return false;
}
bool HierarchyEntry::first( iterator & it )
{
if ( it.pos == -1 )
{
// Init...
try
{
uno::Reference< container::XHierarchicalNameAccess >
xRootHierNameAccess = getRootReadAccess();
if ( xRootHierNameAccess.is() )
{
uno::Reference< container::XNameAccess > xNameAccess;
if ( !m_aPath.isEmpty() )
{
OUString aPath = m_aPath + "/Children";
xRootHierNameAccess->getByHierarchicalName( aPath )
>>= xNameAccess;
}
else
xNameAccess.set( xRootHierNameAccess, uno::UNO_QUERY );
OSL_ENSURE( xNameAccess.is(),
"HierarchyEntry::first - No name access!" );
if ( xNameAccess.is() )
it.names = xNameAccess->getElementNames();
uno::Reference< container::XHierarchicalNameAccess >
xHierNameAccess( xNameAccess, uno::UNO_QUERY );
OSL_ENSURE( xHierNameAccess.is(),
"HierarchyEntry::first - No hier. name access!" );
it.dir = std::move(xHierNameAccess);
it.officeDirs = m_xOfficeInstDirs;
}
}
catch ( uno::RuntimeException const & )
{
throw;
}
catch ( container::NoSuchElementException const& )
{
// getByHierarchicalName
TOOLS_WARN_EXCEPTION("ucb.ucp", "");
}
catch ( uno::Exception const & )
{
TOOLS_WARN_EXCEPTION("ucb.ucp", "");
}
}
if ( !it.names.hasElements() )
return false;
it.pos = 0;
return true;
}
bool HierarchyEntry::next( iterator& it )
{
if ( it.pos == -1 )
return first( it );
++it.pos;
return ( it.pos < it.names.getLength() );
}
OUString HierarchyEntry::createPathFromHierarchyURL(
const HierarchyUri& rURI )
{
// Transform path...
// folder/subfolder/subsubfolder
// --> ['folder']/Children/['subfolder']/Children/['subsubfolder']
const OUString aPath = rURI.getPath().copy( 1 ); // skip leading slash.
sal_Int32 nLen = aPath.getLength();
if ( nLen )
{
OUStringBuffer aNewPath( "['" );
sal_Int32 nStart = 0;
sal_Int32 nEnd = aPath.indexOf( '/' );
do
{
if ( nEnd == -1 )
nEnd = nLen;
OUString aToken = aPath.copy( nStart, nEnd - nStart );
makeXMLName( aToken, aNewPath );
if ( nEnd != nLen )
{
aNewPath.append( "']/Children/['" );
nStart = nEnd + 1;
nEnd = aPath.indexOf( '/', nStart );
}
else
aNewPath.append( "']" );
}
while ( nEnd != nLen );
return aNewPath.makeStringAndClear();
}
return aPath;
}
uno::Reference< container::XHierarchicalNameAccess >
HierarchyEntry::getRootReadAccess()
{
if ( !m_xRootReadAccess.is() )
{
std::unique_lock aGuard( m_aMutex );
if ( !m_xRootReadAccess.is() )
{
if ( m_bTriedToGetRootReadAccess )
{
OSL_FAIL( "HierarchyEntry::getRootReadAccess - "
"Unable to read any config data! -> #82494#" );
return uno::Reference< container::XHierarchicalNameAccess >();
}
try
{
if ( !m_xConfigProvider.is() )
m_xConfigProvider.set(
m_xContext->getServiceManager()->createInstanceWithContext(m_aServiceSpecifier, m_xContext),
uno::UNO_QUERY );
if ( m_xConfigProvider.is() )
{
// Create Root object.
uno::Sequence<uno::Any> aArguments(comphelper::InitAnyPropertySequence(
{
{CFGPROPERTY_NODEPATH, uno::Any(OUString())} // root path
}));
m_bTriedToGetRootReadAccess = true;
m_xRootReadAccess.set(
m_xConfigProvider->createInstanceWithArguments(
READ_SERVICE_NAME,
aArguments ),
uno::UNO_QUERY );
}
}
catch ( uno::RuntimeException const & )
{
throw;
}
catch ( uno::Exception const & )
{
// createInstance, createInstanceWithArguments
TOOLS_WARN_EXCEPTION("ucb.ucp", "");
}
}
}
return m_xRootReadAccess;
}
// HierarchyEntry::iterator Implementation.
const HierarchyEntryData& HierarchyEntry::iterator::operator*()
{
if ( ( pos != -1 )
&& ( dir.is() )
&& ( pos < names.getLength() ) )
{
try
{
OUStringBuffer aKey( "['" );
makeXMLName( names.getConstArray()[ pos ], aKey );
aKey.append( "']" );
OUString aTitle = aKey.makeStringAndClear();
OUString aTargetURL = aTitle;
OUString aType = aTitle;
aTitle += "/Title";
aTargetURL += "/TargetURL";
aType += "/Type";
OUString aValue;
dir->getByHierarchicalName( aTitle ) >>= aValue;
entry.setTitle( aValue );
dir->getByHierarchicalName( aTargetURL ) >>= aValue;
// TargetURL property may contain a reference to the Office
// installation directory. To ensure a reloctable office
// installation, the path to the office installation directory must
// never be stored directly. A placeholder is used instead. Replace
// it by actual installation directory.
if ( officeDirs.is() && !aValue.isEmpty() )
aValue = officeDirs->makeAbsoluteURL( aValue );
entry.setTargetURL( aValue );
if ( dir->hasByHierarchicalName( aType ) )
{
// Might not be present since it was introduced long
// after Title and TargetURL (#82433#)... So not getting
// it is not an error.
// Get Type value.
sal_Int32 nType = 0;
if ( dir->getByHierarchicalName( aType ) >>= nType )
{
if ( nType == 0 )
{
entry.setType( HierarchyEntryData::LINK );
}
else if ( nType == 1 )
{
entry.setType( HierarchyEntryData::FOLDER );
}
else
{
OSL_FAIL( "HierarchyEntry::getData - "
"Unknown Type value!" );
}
}
}
entry.setName(
names.getConstArray()[ pos ] );
}
catch ( container::NoSuchElementException const & )
{
entry = HierarchyEntryData();
}
}
return entry;
}
} // namespace hierarchy_ucp
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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