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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 <sal/config.h>
+#include <sal/log.hxx>
+
+#include <memory>
+#include <utility>
+
+#include <com/sun/star/ucb/OpenMode.hpp>
+#include <ucbhelper/contentidentifier.hxx>
+#include <ucbhelper/providerhelper.hxx>
+#include "webdavdatasupplier.hxx"
+#include "webdavcontent.hxx"
+#include "ContentProperties.hxx"
+#include "DAVProperties.hxx"
+#include "SerfUri.hxx"
+#include <com/sun/star/ucb/IllegalIdentifierException.hpp>
+#include <com/sun/star/ucb/ResultSetException.hpp>
+
+using namespace com::sun::star;
+using namespace http_dav_ucp;
+
+namespace http_dav_ucp
+{
+
+
+// struct ResultListEntry.
+
+namespace {
+
+struct ResultListEntry
+{
+ OUString aId;
+ uno::Reference< ucb::XContentIdentifier > xId;
+ uno::Reference< ucb::XContent > xContent;
+ uno::Reference< sdbc::XRow > xRow;
+ std::unique_ptr<ContentProperties> pData;
+
+ explicit ResultListEntry( std::unique_ptr<ContentProperties> && pEntry ) : pData( std::move(pEntry) ) {}
+};
+
+}
+
+// ResultList.
+
+
+typedef std::vector< ResultListEntry* > ResultList;
+
+
+// struct DataSupplier_Impl.
+
+
+struct DataSupplier_Impl
+{
+ osl::Mutex m_aMutex;
+ ResultList m_aResults;
+ rtl::Reference< Content > m_xContent;
+ uno::Reference< uno::XComponentContext > m_xContext;
+ sal_Int32 m_nOpenMode;
+ bool m_bCountFinal;
+ bool m_bThrowException;
+
+ DataSupplier_Impl(
+ const uno::Reference< uno::XComponentContext >& rxContext,
+ const rtl::Reference< Content >& rContent,
+ sal_Int32 nOpenMode )
+ : m_xContent( rContent ), m_xContext( rxContext ), m_nOpenMode( nOpenMode ),
+ m_bCountFinal( false ), m_bThrowException( false ) {}
+ ~DataSupplier_Impl();
+};
+
+
+DataSupplier_Impl::~DataSupplier_Impl()
+{
+ for ( auto& rResultPtr : m_aResults )
+ {
+ delete rResultPtr;
+ }
+}
+
+}
+
+
+// DataSupplier Implementation.
+
+
+DataSupplier::DataSupplier(
+ const uno::Reference< uno::XComponentContext >& rxContext,
+ const rtl::Reference< Content >& rContent,
+ sal_Int32 nOpenMode )
+: m_pImpl(std::make_unique<DataSupplier_Impl>(rxContext, rContent, nOpenMode))
+{
+}
+
+
+// virtual
+DataSupplier::~DataSupplier()
+{}
+
+
+// virtual
+OUString DataSupplier::queryContentIdentifierString( sal_uInt32 nIndex )
+{
+ osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex );
+
+ if ( nIndex < m_pImpl->m_aResults.size() )
+ {
+ OUString aId = m_pImpl->m_aResults[ nIndex ]->aId;
+ if ( aId.getLength() )
+ {
+ // Already cached.
+ return aId;
+ }
+ }
+
+ if ( getResult( nIndex ) )
+ {
+ OUString aId = m_pImpl->m_xContent->getResourceAccess().getURL();
+
+ const ContentProperties& props
+ = *( m_pImpl->m_aResults[ nIndex ]->pData );
+
+ if ( ( aId.lastIndexOf( '/' ) + 1 ) != aId.getLength() )
+ aId += "/";
+
+ aId += props.getEscapedTitle();
+
+ if ( props.isTrailingSlash() )
+ aId += "/";
+
+ m_pImpl->m_aResults[ nIndex ]->aId = aId;
+ return aId;
+ }
+ return OUString();
+}
+
+
+// virtual
+uno::Reference< ucb::XContentIdentifier >
+DataSupplier::queryContentIdentifier( sal_uInt32 nIndex )
+{
+ osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex );
+
+ if ( nIndex < m_pImpl->m_aResults.size() )
+ {
+ uno::Reference< ucb::XContentIdentifier > xId
+ = m_pImpl->m_aResults[ nIndex ]->xId;
+ if ( xId.is() )
+ {
+ // Already cached.
+ return xId;
+ }
+ }
+
+ OUString aId = queryContentIdentifierString( nIndex );
+ if ( aId.getLength() )
+ {
+ uno::Reference< ucb::XContentIdentifier > xId
+ = new ::ucbhelper::ContentIdentifier( aId );
+ m_pImpl->m_aResults[ nIndex ]->xId = xId;
+ return xId;
+ }
+ return uno::Reference< ucb::XContentIdentifier >();
+}
+
+
+// virtual
+uno::Reference< ucb::XContent >
+DataSupplier::queryContent( sal_uInt32 nIndex )
+{
+ osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex );
+
+ if ( nIndex < m_pImpl->m_aResults.size() )
+ {
+ uno::Reference< ucb::XContent > xContent
+ = m_pImpl->m_aResults[ nIndex ]->xContent;
+ if ( xContent.is() )
+ {
+ // Already cached.
+ return xContent;
+ }
+ }
+
+ uno::Reference< ucb::XContentIdentifier > xId
+ = queryContentIdentifier( nIndex );
+ if ( xId.is() )
+ {
+ try
+ {
+ uno::Reference< ucb::XContent > xContent
+ = m_pImpl->m_xContent->getProvider()->queryContent( xId );
+ m_pImpl->m_aResults[ nIndex ]->xContent = xContent;
+ return xContent;
+
+ }
+ catch ( ucb::IllegalIdentifierException& )
+ {
+ }
+ }
+ return uno::Reference< ucb::XContent >();
+}
+
+
+// virtual
+bool DataSupplier::getResult( sal_uInt32 nIndex )
+{
+ osl::ClearableGuard< osl::Mutex > aGuard( m_pImpl->m_aMutex );
+
+ if ( m_pImpl->m_aResults.size() > nIndex )
+ {
+ // Result already present.
+ return true;
+ }
+
+ // Obtain values...
+ if ( getData() )
+ {
+ if ( m_pImpl->m_aResults.size() > nIndex )
+ {
+ // Result already present.
+ return true;
+ }
+ }
+
+ return false;
+}
+
+
+// virtual
+sal_uInt32 DataSupplier::totalCount()
+{
+ // Obtain values...
+ getData();
+
+ return m_pImpl->m_aResults.size();
+}
+
+
+// virtual
+sal_uInt32 DataSupplier::currentCount()
+{
+ return m_pImpl->m_aResults.size();
+}
+
+
+// virtual
+bool DataSupplier::isCountFinal()
+{
+ return m_pImpl->m_bCountFinal;
+}
+
+
+// virtual
+uno::Reference< sdbc::XRow > DataSupplier::queryPropertyValues(
+ sal_uInt32 nIndex )
+{
+ osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex );
+
+ if ( nIndex < m_pImpl->m_aResults.size() )
+ {
+ uno::Reference< sdbc::XRow > xRow = m_pImpl->m_aResults[ nIndex ]->xRow;
+ if ( xRow.is() )
+ {
+ // Already cached.
+ return xRow;
+ }
+ }
+
+ if ( getResult( nIndex ) )
+ {
+ uno::Reference< sdbc::XRow > xRow
+ = Content::getPropertyValues(
+ m_pImpl->m_xContext,
+ getResultSet()->getProperties(),
+ *(m_pImpl->m_aResults[ nIndex ]->pData),
+ rtl::Reference< ::ucbhelper::ContentProviderImplHelper >(
+ m_pImpl->m_xContent->getProvider().get() ),
+ queryContentIdentifierString( nIndex ) );
+ m_pImpl->m_aResults[ nIndex ]->xRow = xRow;
+ return xRow;
+ }
+
+ return uno::Reference< sdbc::XRow >();
+}
+
+
+// virtual
+void DataSupplier::releasePropertyValues( sal_uInt32 nIndex )
+{
+ osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex );
+
+ if ( nIndex < m_pImpl->m_aResults.size() )
+ m_pImpl->m_aResults[ nIndex ]->xRow.clear();
+}
+
+
+// virtual
+void DataSupplier::close()
+{
+}
+
+
+// virtual
+void DataSupplier::validate()
+{
+ if ( m_pImpl->m_bThrowException )
+ throw ucb::ResultSetException();
+}
+
+bool DataSupplier::getData()
+{
+ osl::ClearableGuard< osl::Mutex > aGuard( m_pImpl->m_aMutex );
+
+ if ( !m_pImpl->m_bCountFinal )
+ {
+ std::vector< OUString > propertyNames;
+ ContentProperties::UCBNamesToDAVNames(
+ getResultSet()->getProperties(), propertyNames );
+
+ // Append "resourcetype", if not already present. It's value is
+ // needed to get a valid ContentProperties::pIsFolder value, which
+ // is needed for OpenMode handling.
+
+ bool isNoResourceType = std::none_of(propertyNames.begin(), propertyNames.end(),
+ [](const OUString& rPropName) { return rPropName.equals(DAVProperties::RESOURCETYPE); });
+
+ if ( isNoResourceType )
+ propertyNames.push_back( DAVProperties::RESOURCETYPE );
+
+ std::vector< DAVResource > resources;
+ try
+ {
+ // propfind depth 1, get property values for parent AND for each
+ // child
+ m_pImpl->m_xContent->getResourceAccess()
+ .PROPFIND( DAVONE,
+ propertyNames,
+ resources,
+ getResultSet()->getEnvironment() );
+ }
+ catch ( DAVException & )
+ {
+ SAL_WARN( "ucb.ucp.webdav", "PROPFIND : DAVException" );
+ m_pImpl->m_bThrowException = true;
+ }
+
+ if ( !m_pImpl->m_bThrowException )
+ {
+ try
+ {
+ SerfUri aURI(
+ m_pImpl->m_xContent->getResourceAccess().getURL() );
+ OUString aPath = aURI.GetPath();
+
+ if ( aPath.endsWith("/") )
+ aPath = aPath.copy( 0, aPath.getLength() - 1 );
+
+ aPath = SerfUri::unescape( aPath );
+ bool bFoundParent = false;
+
+ for ( size_t n = 0; n < resources.size(); ++n )
+ {
+ const DAVResource & rRes = resources[ n ];
+
+ // Filter parent, which is contained somewhere(!) in
+ // the vector.
+ if ( !bFoundParent )
+ {
+ try
+ {
+ SerfUri aCurrURI( rRes.uri );
+ OUString aCurrPath = aCurrURI.GetPath();
+ if ( aCurrPath.endsWith("/") )
+ aCurrPath
+ = aCurrPath.copy(
+ 0,
+ aCurrPath.getLength() - 1 );
+
+ aCurrPath = SerfUri::unescape( aCurrPath );
+ if ( aPath == aCurrPath )
+ {
+ bFoundParent = true;
+ continue;
+ }
+ }
+ catch ( DAVException const & )
+ {
+ // do nothing, ignore error. continue.
+ }
+ }
+
+ std::unique_ptr<ContentProperties> pContentProperties
+ = std::make_unique<ContentProperties>( rRes );
+
+ // Check resource against open mode.
+ switch ( m_pImpl->m_nOpenMode )
+ {
+ case ucb::OpenMode::FOLDERS:
+ {
+ bool bFolder = false;
+
+ const uno::Any & rValue
+ = pContentProperties->getValue( "IsFolder" );
+ rValue >>= bFolder;
+
+ if ( !bFolder )
+ continue;
+
+ break;
+ }
+
+ case ucb::OpenMode::DOCUMENTS:
+ {
+ bool bDocument = false;
+
+ const uno::Any & rValue
+ = pContentProperties->getValue( "IsDocument" );
+ rValue >>= bDocument;
+
+ if ( !bDocument )
+ continue;
+
+ break;
+ }
+
+ case ucb::OpenMode::ALL:
+ default:
+ break;
+ }
+
+ m_pImpl->m_aResults.push_back(
+ new ResultListEntry( std::move(pContentProperties) ) );
+ }
+ }
+ catch ( DAVException const & )
+ {
+ }
+ }
+
+ m_pImpl->m_bCountFinal = true;
+
+ // Callback possible, because listeners may be informed!
+ aGuard.clear();
+ getResultSet()->rowCountFinal();
+ }
+ return !m_pImpl->m_bThrowException;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */