Quelle SearchResultLocator.cxx
Sprache: C
/* -*- 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/.
*
*/
#include <SearchResultLocator.hxx>
#include <node.hxx>
#include <drawdoc.hxx>
#include <frame.hxx>
#include <cntfrm.hxx>
#include <viewsh.hxx>
#include <IDocumentDrawModelAccess.hxx>
#include <IDocumentLayoutAccess.hxx>
#include <tools/XmlWalker.hxx>
#include <tools/stream.hxx>
#include <boost/property_tree/json_parser.hpp>
#include <svx/svdpage.hxx>
#include <svx/svdobj.hxx>
namespace sw::search
{
void SearchResultLocator::findOne(LocationResult& rResult, SearchIndexData
const &&
nbsp;rSearchIndexData)
{
if (rSearchIndexData.meType == NodeType::WriterNode)
{
SwNodes const & rNodes = mpDocument->GetNodes();
if (rSearchIndexData.mnNodeIndex >= rNodes.Count())
return ;
SwNode* pNode = rNodes[rSearchIndexData.mnNodeIndex];
auto * pContentNode = pNode->GetContentNode();
auto * pShell = mpDocument->getIDocumentLayoutAccess().GetCurrentViewShell();
if (pContentNode && pShell)
{
const SwFrame* pFrame
= pContentNode->getLayoutFrame(pShell->GetLayout(), nullptr, nullptr);
SwRect const & rArea = pFrame->getFrameArea();
rResult.mbFound = true ;
rResult.maRectangles.emplace_back(rArea.Left(), rArea.Top(),
rArea.Left() + rArea.Width(),
rArea.Top() + rArea.Height());
}
}
else if (rSearchIndexData.meType == NodeType::CommonNode)
{
IDocumentDrawModelAccess& rDrawModelAccess = mpDocument->getIDocumentDrawModelAccess();
auto * pModel = rDrawModelAccess.GetDrawModel();
for (sal_uInt16 nPage = 0; nPage < pModel->GetPageCount(); ++nPage)
{
SdrPage* pPage = pModel->GetPage(nPage);
for (const rtl::Reference<SdrObject>& pObject : *pPage)
{
if (pObject->GetName() == rSearchIndexData.maObjectName)
{
const tools::Rectangle& rRect = pObject->GetLogicRect();
rResult.mbFound = true ;
rResult.maRectangles.emplace_back(rRect.Left(), rRect.Top(),
rRect.Left() + rRect.GetWidth(),
rRect.Top() + rRect.GetHeight());
}
}
}
}
}
LocationResult SearchResultLocator::find(std::vector<SearchIndexData> const & rSearchIndexDataVector)
{
LocationResult aResult;
for (auto const & rSearchIndexData : rSearchIndexDataVector)
findOne(aResult, rSearchIndexData);
return aResult;
}
/** Trying to parse the payload as JSON
*
* Returns true if parsing was successful and the payload was identified as JSON, else false
*/
bool SearchResultLocator::tryParseJSON(const char * pPayload,
std::vector<sw::search::SearchIndexData>& rDataVector)
{
boost::property_tree::ptree aTree;
std::stringstream aStream(pPayload);
try
{
boost::property_tree::read_json(aStream, aTree);
}
catch (const boost::property_tree::json_parser_error& /*exception*/)
{
return false ;
}
for (const auto & rEachNode : boost::make_iterator_range(aTree.equal_range("" )))
{
auto const & rEach = rEachNode.second;
std::string sType = rEach.get<std::string>("node_type" , "" );
auto eNodeType = sw::search::NodeType::Undefined;
if (sType == "writer" )
eNodeType = sw::search::NodeType::WriterNode;
else if (sType == "common" )
eNodeType = sw::search::NodeType::CommonNode;
std::string sJsonObjectName = rEach.get<std::string>("object_name" , "" );
SwNodeOffset nIndex(rEach.get<sal_Int32>("index" , -1));
// Don't add search data elements that don't have valid data
if (eNodeType != sw::search::NodeType::Undefined && nIndex >= SwNodeOffset(0))
{
OUString sObjectName;
if (!sJsonObjectName.empty())
{
OString sObjectNameOString(sJsonObjectName);
sObjectName = OStringToOUString(sObjectNameOString, RTL_TEXTENCODING_UTF8);
}
rDataVector.emplace_back(eNodeType, nIndex, sObjectName);
}
}
return true ;
}
/** Trying to parse the payload as XML
*
* Returns true if parsing was successful and the payload was identified as XML, else false
*/
bool SearchResultLocator::tryParseXML(const char * pPayload,
std::vector<sw::search::SearchIndexData>& rDataVector)
{
const OString aPayloadString(pPayload);
SvMemoryStream aStream(const_cast <char *>(aPayloadString.getStr()), aPayloadString.getLength(),
StreamMode::READ);
tools::XmlWalker aWalker;
if (!aWalker.open(&aStream))
return false ;
if (aWalker.name() != "indexing" )
return true ;
aWalker.children();
while (aWalker.isValid())
{
if (aWalker.name() == "paragraph" )
{
OString sType = aWalker.attribute("node_type" _ostr);
OString sIndex = aWalker.attribute("index" _ostr);
OString sObjectName = aWalker.attribute("object_name" _ostr);
if (!sType.isEmpty() && !sIndex.isEmpty())
{
sw::search::SearchIndexData aData;
aData.mnNodeIndex = SwNodeOffset(sIndex.toInt32());
auto eNodeType = sw::search::NodeType::Undefined;
if (sType == "writer" )
eNodeType = sw::search::NodeType::WriterNode;
else if (sType == "common" )
eNodeType = sw::search::NodeType::CommonNode;
aData.meType = eNodeType;
if (!sObjectName.isEmpty())
aData.maObjectName = OStringToOUString(sObjectName, RTL_TEXTENCODING_UTF8);
rDataVector.push_back(aData);
}
}
aWalker.next();
}
aWalker.parent();
return true ;
}
LocationResult SearchResultLocator::findForPayload(const char * pPayload)
{
std::vector<sw::search::SearchIndexData> aDataVector;
// Try parse the payload as JSON, if not recognised as JSON, try parse
// it as XML
tryParseJSON(pPayload, aDataVector) || tryParseXML(pPayload, aDataVector);
return find(aDataVector);
}
} // end sw namespace
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
Messung V0.5 C=95 H=91 G=92
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*© Formatika GbR, Deutschland
2026-04-04