6ffdcbdd29
when applying my upcoming patch to also consider O[U]StringBuffer Change-Id: I2445a69dc46314c73f54c190a0c498c0309be06b Reviewed-on: https://gerrit.libreoffice.org/c/core/+/149750 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
441 lines
12 KiB
C++
441 lines
12 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <sal/config.h>
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#include <sal/log.hxx>
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#include <utility>
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#include <rtl/ustrbuf.hxx>
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#include <com/sun/star/ucb/OpenMode.hpp>
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#include <ucbhelper/contentidentifier.hxx>
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#include <ucbhelper/providerhelper.hxx>
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#include "webdavdatasupplier.hxx"
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#include "webdavcontent.hxx"
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#include "DAVProperties.hxx"
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#include "CurlUri.hxx"
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#include <com/sun/star/ucb/IllegalIdentifierException.hpp>
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#include <com/sun/star/ucb/ResultSetException.hpp>
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#include <comphelper/diagnose_ex.hxx>
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using namespace com::sun::star;
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using namespace http_dav_ucp;
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namespace http_dav_ucp
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{
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namespace {
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auto DumpResources(std::vector<DAVResource> const& rResources) -> OUString
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{
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OUStringBuffer buf;
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for (auto const& rResource : rResources)
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{
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buf.append("resource URL: <" + rResource.uri);
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try {
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CurlUri const uri(rResource.uri);
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buf.append("> parsed URL: <"
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+ DecodeURI(uri.GetRelativeReference())
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+ "> ");
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} catch (...) {
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// parsing uri could fail
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buf.append("> parsing URL failed! ");
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}
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buf.append("properties: ");
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for (auto const& it : rResource.properties)
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{
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buf.append("\"" + it.Name + "\" ");
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}
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buf.append("\n");
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}
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buf.stripEnd('\n'); // the last newline is superfluous, remove it
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return buf.makeStringAndClear();
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}
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}
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}
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// DataSupplier Implementation.
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DataSupplier::DataSupplier(
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const uno::Reference< uno::XComponentContext >& rxContext,
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const rtl::Reference< Content >& rContent,
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sal_Int32 nOpenMode )
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: m_xContent( rContent ), m_xContext( rxContext ), m_nOpenMode( nOpenMode ),
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m_bCountFinal( false ), m_bThrowException( false )
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{
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}
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// virtual
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DataSupplier::~DataSupplier()
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{}
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// virtual
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OUString DataSupplier::queryContentIdentifierString( sal_uInt32 nIndex )
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{
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osl::Guard< osl::Mutex > aGuard( m_aMutex );
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if (nIndex < m_Results.size())
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{
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OUString aId = m_Results[ nIndex ]->aId;
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if ( aId.getLength() )
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{
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// Already cached.
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return aId;
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}
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}
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if ( getResult( nIndex ) )
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{
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OUString aId = m_xContent->getResourceAccess().getURL();
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const ContentProperties& props(*(m_Results[ nIndex ]->pData));
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if ( ( aId.lastIndexOf( '/' ) + 1 ) != aId.getLength() )
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aId += "/";
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aId += props.getEscapedTitle();
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if ( props.isTrailingSlash() )
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aId += "/";
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m_Results[ nIndex ]->aId = aId;
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return aId;
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}
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return OUString();
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}
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// virtual
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uno::Reference< ucb::XContentIdentifier >
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DataSupplier::queryContentIdentifier( sal_uInt32 nIndex )
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{
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osl::Guard< osl::Mutex > aGuard( m_aMutex );
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if (nIndex < m_Results.size())
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{
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uno::Reference< ucb::XContentIdentifier > xId
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= m_Results[ nIndex ]->xId;
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if ( xId.is() )
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{
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// Already cached.
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return xId;
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}
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}
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OUString aId = queryContentIdentifierString( nIndex );
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if ( aId.getLength() )
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{
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uno::Reference< ucb::XContentIdentifier > xId
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= new ::ucbhelper::ContentIdentifier( aId );
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m_Results[ nIndex ]->xId = xId;
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return xId;
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}
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return uno::Reference< ucb::XContentIdentifier >();
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}
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// virtual
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uno::Reference< ucb::XContent >
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DataSupplier::queryContent( sal_uInt32 nIndex )
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{
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osl::Guard< osl::Mutex > aGuard( m_aMutex );
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if (nIndex < m_Results.size())
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{
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uno::Reference< ucb::XContent > xContent
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= m_Results[ nIndex ]->xContent;
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if ( xContent.is() )
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{
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// Already cached.
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return xContent;
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}
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}
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uno::Reference< ucb::XContentIdentifier > xId
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= queryContentIdentifier( nIndex );
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if ( xId.is() )
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{
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try
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{
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uno::Reference< ucb::XContent > xContent
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= m_xContent->getProvider()->queryContent( xId );
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m_Results[ nIndex ]->xContent = xContent;
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return xContent;
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}
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catch ( ucb::IllegalIdentifierException& )
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{
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}
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}
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return uno::Reference< ucb::XContent >();
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}
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// virtual
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bool DataSupplier::getResult( sal_uInt32 nIndex )
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{
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osl::ClearableGuard< osl::Mutex > aGuard( m_aMutex );
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if (nIndex < m_Results.size())
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{
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// Result already present.
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return true;
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}
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// Obtain values...
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if ( getData() )
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{
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if (nIndex < m_Results.size())
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{
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// Result already present.
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return true;
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}
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}
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return false;
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}
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// virtual
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sal_uInt32 DataSupplier::totalCount()
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{
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// Obtain values...
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getData();
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return m_Results.size();
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}
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// virtual
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sal_uInt32 DataSupplier::currentCount()
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{
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return m_Results.size();
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}
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// virtual
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bool DataSupplier::isCountFinal()
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{
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return m_bCountFinal;
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}
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// virtual
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uno::Reference< sdbc::XRow > DataSupplier::queryPropertyValues(
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sal_uInt32 nIndex )
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{
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osl::Guard< osl::Mutex > aGuard( m_aMutex );
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if (nIndex < m_Results.size())
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{
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uno::Reference< sdbc::XRow > xRow = m_Results[ nIndex ]->xRow;
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if ( xRow.is() )
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{
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// Already cached.
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return xRow;
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}
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}
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if ( getResult( nIndex ) )
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{
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uno::Reference< sdbc::XRow > xRow
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= Content::getPropertyValues(
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m_xContext,
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getResultSet()->getProperties(),
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*(m_Results[ nIndex ]->pData),
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m_xContent->getProvider(),
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queryContentIdentifierString( nIndex ) );
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m_Results[ nIndex ]->xRow = xRow;
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return xRow;
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}
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return uno::Reference< sdbc::XRow >();
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}
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// virtual
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void DataSupplier::releasePropertyValues( sal_uInt32 nIndex )
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{
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osl::Guard< osl::Mutex > aGuard( m_aMutex );
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if (nIndex < m_Results.size())
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m_Results[ nIndex ]->xRow.clear();
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}
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// virtual
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void DataSupplier::close()
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{
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}
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// virtual
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void DataSupplier::validate()
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{
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if ( m_bThrowException )
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throw ucb::ResultSetException();
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}
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bool DataSupplier::getData()
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{
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osl::ClearableGuard< osl::Mutex > aGuard( m_aMutex );
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if ( !m_bCountFinal )
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{
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std::vector< OUString > propertyNames;
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ContentProperties::UCBNamesToDAVNames(
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getResultSet()->getProperties(), propertyNames );
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// Append "resourcetype", if not already present. It's value is
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// needed to get a valid ContentProperties::pIsFolder value, which
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// is needed for OpenMode handling.
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bool isNoResourceType = std::none_of(propertyNames.begin(), propertyNames.end(),
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[](const OUString& rPropName) { return rPropName.equals(DAVProperties::RESOURCETYPE); });
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if ( isNoResourceType )
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propertyNames.push_back( DAVProperties::RESOURCETYPE );
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std::vector< DAVResource > resources;
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try
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{
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// propfind depth 1, get property values for parent AND for each
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// child
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m_xContent->getResourceAccess()
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.PROPFIND( DAVONE,
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propertyNames,
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resources,
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getResultSet()->getEnvironment() );
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SAL_INFO("ucb.ucp.webdav", "getData() - " << DumpResources(resources));
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}
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catch ( DAVException & )
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{
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TOOLS_WARN_EXCEPTION( "ucb.ucp.webdav", "PROPFIND : DAVException" );
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m_bThrowException = true;
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}
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if ( !m_bThrowException )
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{
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try
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{
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CurlUri const aURI(
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m_xContent->getResourceAccess().getURL() );
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OUString aPath = aURI.GetPath();
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if ( aPath.endsWith("/") )
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aPath = aPath.copy( 0, aPath.getLength() - 1 );
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aPath = DecodeURI(aPath);
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bool bFoundParent = false;
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for ( size_t n = 0; n < resources.size(); ++n )
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{
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const DAVResource & rRes = resources[ n ];
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// Filter parent, which is contained somewhere(!) in
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// the vector.
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if ( !bFoundParent )
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{
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try
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{
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CurlUri const aCurrURI( rRes.uri );
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OUString aCurrPath = aCurrURI.GetPath();
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if ( aCurrPath.endsWith("/") )
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aCurrPath
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= aCurrPath.copy(
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0,
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aCurrPath.getLength() - 1 );
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aCurrPath = DecodeURI(aCurrPath);
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if ( aPath == aCurrPath )
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{
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bFoundParent = true;
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continue;
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}
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}
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catch ( DAVException const & )
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{
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// do nothing, ignore error. continue.
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}
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}
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std::unique_ptr<ContentProperties> pContentProperties
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= std::make_unique<ContentProperties>( rRes );
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// Check resource against open mode.
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switch ( m_nOpenMode )
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{
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case ucb::OpenMode::FOLDERS:
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{
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bool bFolder = false;
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const uno::Any & rValue
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= pContentProperties->getValue( "IsFolder" );
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rValue >>= bFolder;
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if ( !bFolder )
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continue;
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break;
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}
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case ucb::OpenMode::DOCUMENTS:
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{
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bool bDocument = false;
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const uno::Any & rValue
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= pContentProperties->getValue( "IsDocument" );
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rValue >>= bDocument;
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if ( !bDocument )
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continue;
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break;
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}
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case ucb::OpenMode::ALL:
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default:
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break;
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}
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m_Results.push_back(
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std::make_unique<ResultListEntry>(std::move(pContentProperties)));
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}
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}
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catch ( DAVException const & )
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{
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}
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}
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m_bCountFinal = true;
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// Callback possible, because listeners may be informed!
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aGuard.clear();
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getResultSet()->rowCountFinal();
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}
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return !m_bThrowException;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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