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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/.
*/
#include "xmldataprovider.hxx"
#include <datatransformation.hxx>
#include <salhelper/thread.hxx>
#include <comphelper/string.hxx>
#include <filter.hxx>
#include <document.hxx>
#include <orcusfilters.hxx>
using namespace com::sun::star;
namespace sc
{
class XMLFetchThread : public salhelper::Thread
{
ScDocument& mrDocument;
OUString maURL;
OUString maID;
ScOrcusImportXMLParam maParam;
std::unique_ptr<ScOrcusXMLContext> mpXMLContext;
const std::vector<std::shared_ptr<sc::DataTransformation>> maDataTransformations;
std::function<void()> maImportFinishedHdl;
public:
XMLFetchThread(ScDocument& rDoc, const OUString&, const ScOrcusImportXMLParam& rParam,
const OUString& rID, std::function<void()> aImportFinishedHdl,
const std::vector<std::shared_ptr<sc::DataTransformation>>& rTransformations);
virtual void execute() override;
};
XMLFetchThread::XMLFetchThread(
ScDocument& rDoc, const OUString& rURL, const ScOrcusImportXMLParam& rParam,
const OUString& rID, std::function<void()> aImportFinishedHdl,
const std::vector<std::shared_ptr<sc::DataTransformation>>& rTransformations)
: salhelper::Thread("XML Fetch Thread")
, mrDocument(rDoc)
, maURL(rURL)
, maID(rID)
, maParam(rParam)
, maDataTransformations(rTransformations)
, maImportFinishedHdl(aImportFinishedHdl)
{
}
void XMLFetchThread::execute()
{
ScOrcusFilters* pOrcus = ScFormatFilter::Get().GetOrcusFilters();
if (!pOrcus)
return;
mpXMLContext.reset(pOrcus->createXMLContext(mrDocument, maURL));
if (!mpXMLContext)
return;
if (!maID.isEmpty())
{
ScOrcusImportXMLParam::RangeLink aRangeLink;
aRangeLink.maPos = ScAddress(0, 0, 0);
aRangeLink.maFieldPaths.push_back(OUStringToOString(maID, RTL_TEXTENCODING_UTF8));
maParam.maRangeLinks.clear();
maParam.maRangeLinks.push_back(aRangeLink);
}
// Do the import.
mpXMLContext->importXML(maParam);
for (auto& itr : maDataTransformations)
{
itr->Transform(mrDocument);
}
SolarMutexGuard aGuard;
maImportFinishedHdl();
}
XMLDataProvider::XMLDataProvider(ScDocument* pDoc, sc::ExternalDataSource& rDataSource)
: DataProvider(rDataSource)
, mpDocument(pDoc)
{
}
XMLDataProvider::~XMLDataProvider()
{
if (mxXMLFetchThread.is())
{
SolarMutexReleaser aReleaser;
mxXMLFetchThread->join();
}
}
void XMLDataProvider::Import()
{
// already importing data
if (mpDoc)
return;
mpDoc.reset(new ScDocument(SCDOCMODE_CLIP));
mpDoc->ResetClip(mpDocument, SCTAB(0));
mxXMLFetchThread = new XMLFetchThread(
*mpDoc, mrDataSource.getURL(), mrDataSource.getXMLImportParam(), mrDataSource.getID(),
std::bind(&XMLDataProvider::ImportFinished, this), mrDataSource.getDataTransformation());
mxXMLFetchThread->launch();
if (mbDeterministic)
{
SolarMutexReleaser aReleaser;
mxXMLFetchThread->join();
}
}
void XMLDataProvider::ImportFinished()
{
mrDataSource.getDBManager()->WriteToDoc(*mpDoc);
mxXMLFetchThread.clear();
mpDoc.reset();
}
const OUString& XMLDataProvider::GetURL() const { return mrDataSource.getURL(); }
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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