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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 <rdfhelper.hxx>
#include <com/sun/star/frame/XModel.hpp>
#include <com/sun/star/rdf/Literal.hpp>
#include <com/sun/star/rdf/Statement.hpp>
#include <com/sun/star/rdf/URI.hpp>
#include <com/sun/star/rdf/XDocumentMetadataAccess.hpp>
#include <comphelper/processfactory.hxx>
#include <doc.hxx>
#include <docsh.hxx>
#include <ndtxt.hxx>
#include <unoparagraph.hxx>
using namespace com::sun::star;
css::uno::Sequence<css::uno::Reference<css::rdf::XURI>> SwRDFHelper::getGraphNames(
const css::uno::Reference<rdf::XDocumentMetadataAccess>& xDocumentMetadataAccess,
const css::uno::Reference<rdf::XURI>& xType)
{
try
{
return xDocumentMetadataAccess->getMetadataGraphsWithType(xType);
}
catch (const uno::RuntimeException&)
{
return uno::Sequence<uno::Reference<rdf::XURI>>();
}
}
css::uno::Sequence<uno::Reference<css::rdf::XURI>>
SwRDFHelper::getGraphNames(const css::uno::Reference<css::frame::XModel>& xModel,
const OUString& rType)
{
try
{
uno::Reference<uno::XComponentContext> xComponentContext(
comphelper::getProcessComponentContext());
// rdf::URI::create may fail with type: com.sun.star.uno.DeploymentException
// message: component context fails to supply service com.sun.star.rdf.URI of type com.sun.star.rdf.XURI
// context: cppu::ComponentContext
uno::Reference<rdf::XURI> xType = rdf::URI::create(xComponentContext, rType);
uno::Reference<rdf::XDocumentMetadataAccess> xDocumentMetadataAccess(xModel,
uno::UNO_QUERY);
return getGraphNames(xDocumentMetadataAccess, xType);
}
catch (const ::css::uno::Exception&)
{
return uno::Sequence<uno::Reference<rdf::XURI>>();
}
}
std::map<OUString, OUString>
SwRDFHelper::getStatements(const css::uno::Reference<css::frame::XModel>& xModel,
const uno::Sequence<uno::Reference<css::rdf::XURI>>& rGraphNames,
const css::uno::Reference<css::rdf::XResource>& xSubject)
{
std::map<OUString, OUString> aRet;
if (!rGraphNames.hasElements())
return aRet;
uno::Reference<rdf::XDocumentMetadataAccess> xDocumentMetadataAccess(xModel, uno::UNO_QUERY);
const uno::Reference<rdf::XRepository>& xRepo = xDocumentMetadataAccess->getRDFRepository();
for (const uno::Reference<rdf::XURI>& xGraphName : rGraphNames)
{
uno::Reference<rdf::XNamedGraph> xGraph = xRepo->getGraph(xGraphName);
if (!xGraph.is())
continue;
uno::Reference<container::XEnumeration> xStatements = xGraph->getStatements(
xSubject, uno::Reference<rdf::XURI>(), uno::Reference<rdf::XURI>());
while (xStatements->hasMoreElements())
{
const rdf::Statement aStatement = xStatements->nextElement().get<rdf::Statement>();
aRet[aStatement.Predicate->getStringValue()] = aStatement.Object->getStringValue();
}
}
return aRet;
}
std::map<OUString, OUString>
SwRDFHelper::getStatements(const css::uno::Reference<css::frame::XModel>& xModel,
const OUString& rType,
const css::uno::Reference<css::rdf::XResource>& xSubject)
{
return getStatements(xModel, getGraphNames(xModel, rType), xSubject);
}
void SwRDFHelper::addStatement(const css::uno::Reference<css::frame::XModel>& xModel,
const OUString& rType, const OUString& rPath,
const css::uno::Reference<css::rdf::XResource>& xSubject,
const OUString& rKey, const OUString& rValue)
{
uno::Reference<uno::XComponentContext> xComponentContext(comphelper::getProcessComponentContext());
uno::Reference<rdf::XURI> xType = rdf::URI::create(xComponentContext, rType);
uno::Reference<rdf::XDocumentMetadataAccess> xDocumentMetadataAccess(xModel, uno::UNO_QUERY);
const uno::Sequence< uno::Reference<rdf::XURI> > aGraphNames = getGraphNames(xDocumentMetadataAccess, xType);
uno::Reference<rdf::XURI> xGraphName;
if (aGraphNames.hasElements())
xGraphName = aGraphNames[0];
else
{
uno::Sequence< uno::Reference<rdf::XURI> > xTypes = { xType };
xGraphName = xDocumentMetadataAccess->addMetadataFile(rPath, xTypes);
}
uno::Reference<rdf::XNamedGraph> xGraph = xDocumentMetadataAccess->getRDFRepository()->getGraph(xGraphName);
uno::Reference<rdf::XURI> xKey = rdf::URI::create(xComponentContext, rKey);
uno::Reference<rdf::XLiteral> xValue = rdf::Literal::create(xComponentContext, rValue);
xGraph->addStatement(xSubject, xKey, xValue);
}
bool SwRDFHelper::hasMetadataGraph(const css::uno::Reference<css::frame::XModel>& xModel, const OUString& rType)
{
uno::Reference<uno::XComponentContext> xComponentContext(comphelper::getProcessComponentContext());
uno::Reference<rdf::XURI> xType = rdf::URI::create(xComponentContext, rType);
uno::Reference<rdf::XDocumentMetadataAccess> xDocumentMetadataAccess(xModel, uno::UNO_QUERY);
return getGraphNames(xDocumentMetadataAccess, xType).hasElements();
}
void SwRDFHelper::removeStatement(const css::uno::Reference<css::frame::XModel>& xModel,
const OUString& rType,
const css::uno::Reference<css::rdf::XResource>& xSubject,
const OUString& rKey, const OUString& rValue)
{
uno::Reference<uno::XComponentContext> xComponentContext(comphelper::getProcessComponentContext());
uno::Reference<rdf::XURI> xType = rdf::URI::create(xComponentContext, rType);
uno::Reference<rdf::XDocumentMetadataAccess> xDocumentMetadataAccess(xModel, uno::UNO_QUERY);
const uno::Sequence< uno::Reference<rdf::XURI> > aGraphNames = getGraphNames(xDocumentMetadataAccess, xType);
if (!aGraphNames.hasElements())
return;
uno::Reference<rdf::XNamedGraph> xGraph = xDocumentMetadataAccess->getRDFRepository()->getGraph(aGraphNames[0]);
uno::Reference<rdf::XURI> xKey = rdf::URI::create(xComponentContext, rKey);
uno::Reference<rdf::XLiteral> xValue = rdf::Literal::create(xComponentContext, rValue);
xGraph->removeStatements(xSubject, xKey, xValue);
}
void SwRDFHelper::clearStatements(const css::uno::Reference<css::frame::XModel>& xModel,
const OUString& rType,
const css::uno::Reference<css::rdf::XResource>& xSubject)
{
uno::Reference<uno::XComponentContext> xComponentContext(comphelper::getProcessComponentContext());
uno::Reference<rdf::XURI> xType = rdf::URI::create(xComponentContext, rType);
uno::Reference<rdf::XDocumentMetadataAccess> xDocumentMetadataAccess(xModel, uno::UNO_QUERY);
const uno::Sequence< uno::Reference<rdf::XURI> > aGraphNames = getGraphNames(xDocumentMetadataAccess, xType);
if (!aGraphNames.hasElements())
return;
for (const uno::Reference<rdf::XURI>& xGraphName : aGraphNames)
{
uno::Reference<rdf::XNamedGraph> xGraph = xDocumentMetadataAccess->getRDFRepository()->getGraph(xGraphName);
uno::Reference<container::XEnumeration> xStatements = xGraph->getStatements(xSubject, uno::Reference<rdf::XURI>(), uno::Reference<rdf::XURI>());
while (xStatements->hasMoreElements())
{
rdf::Statement aStatement = xStatements->nextElement().get<rdf::Statement>();
uno::Reference<rdf::XURI> xKey = rdf::URI::create(xComponentContext, aStatement.Predicate->getStringValue());
uno::Reference<rdf::XLiteral> xValue = rdf::Literal::create(xComponentContext, aStatement.Object->getStringValue());
xGraph->removeStatements(xSubject, xKey, xValue);
}
}
}
void SwRDFHelper::cloneStatements(const css::uno::Reference<css::frame::XModel>& xSrcModel,
const css::uno::Reference<css::frame::XModel>& xDstModel,
const OUString& rType,
const css::uno::Reference<css::rdf::XResource>& xSrcSubject,
const css::uno::Reference<css::rdf::XResource>& xDstSubject)
{
uno::Reference<uno::XComponentContext> xComponentContext(comphelper::getProcessComponentContext());
uno::Reference<rdf::XURI> xType = rdf::URI::create(xComponentContext, rType);
uno::Reference<rdf::XDocumentMetadataAccess> xDocumentMetadataAccess(xSrcModel, uno::UNO_QUERY);
const uno::Sequence< uno::Reference<rdf::XURI> > aGraphNames = getGraphNames(xDocumentMetadataAccess, xType);
if (!aGraphNames.hasElements())
return;
for (const uno::Reference<rdf::XURI>& xGraphName : aGraphNames)
{
uno::Reference<rdf::XNamedGraph> xGraph = xDocumentMetadataAccess->getRDFRepository()->getGraph(xGraphName);
uno::Reference<container::XEnumeration> xStatements = xGraph->getStatements(xSrcSubject, uno::Reference<rdf::XURI>(), uno::Reference<rdf::XURI>());
while (xStatements->hasMoreElements())
{
const rdf::Statement aStatement = xStatements->nextElement().get<rdf::Statement>();
const OUString sKey = aStatement.Predicate->getStringValue();
const OUString sValue = aStatement.Object->getStringValue();
addStatement(xDstModel, rType, xGraphName->getLocalName(), xDstSubject, sKey, sValue);
}
}
}
std::map<OUString, OUString> SwRDFHelper::getTextNodeStatements(const OUString& rType, SwTextNode& rTextNode)
{
uno::Reference<rdf::XResource> xTextNode(SwXParagraph::CreateXParagraph(*rTextNode.GetDoc(), &rTextNode), uno::UNO_QUERY);
return getStatements(rTextNode.GetDoc()->GetDocShell()->GetBaseModel(), rType, xTextNode);
}
void SwRDFHelper::addTextNodeStatement(const OUString& rType, const OUString& rPath, SwTextNode& rTextNode, const OUString& rKey, const OUString& rValue)
{
uno::Reference<rdf::XResource> xSubject(SwXParagraph::CreateXParagraph(*rTextNode.GetDoc(), &rTextNode), uno::UNO_QUERY);
addStatement(rTextNode.GetDoc()->GetDocShell()->GetBaseModel(), rType, rPath, xSubject, rKey, rValue);
}
void SwRDFHelper::removeTextNodeStatement(const OUString& rType, SwTextNode& rTextNode, const OUString& rKey, const OUString& rValue)
{
uno::Reference<uno::XComponentContext> xComponentContext(comphelper::getProcessComponentContext());
uno::Reference<rdf::XURI> xType = rdf::URI::create(xComponentContext, rType);
uno::Reference<rdf::XDocumentMetadataAccess> xDocumentMetadataAccess(rTextNode.GetDoc()->GetDocShell()->GetBaseModel(), uno::UNO_QUERY);
const uno::Sequence< uno::Reference<rdf::XURI> > aGraphNames = getGraphNames(xDocumentMetadataAccess, xType);
if (!aGraphNames.hasElements())
return;
uno::Reference<rdf::XURI> xGraphName = aGraphNames[0];
uno::Reference<rdf::XNamedGraph> xGraph = xDocumentMetadataAccess->getRDFRepository()->getGraph(xGraphName);
uno::Reference<rdf::XResource> xSubject(SwXParagraph::CreateXParagraph(*rTextNode.GetDoc(), &rTextNode), uno::UNO_QUERY);
uno::Reference<rdf::XURI> xKey = rdf::URI::create(xComponentContext, rKey);
uno::Reference<rdf::XLiteral> xValue = rdf::Literal::create(xComponentContext, rValue);
xGraph->removeStatements(xSubject, xKey, xValue);
}
void SwRDFHelper::updateTextNodeStatement(const OUString& rType, const OUString& rPath, SwTextNode& rTextNode, const OUString& rKey, const OUString& rOldValue, const OUString& rNewValue)
{
uno::Reference<uno::XComponentContext> xComponentContext(comphelper::getProcessComponentContext());
uno::Reference<rdf::XURI> xType = rdf::URI::create(xComponentContext, rType);
uno::Reference<rdf::XDocumentMetadataAccess> xDocumentMetadataAccess(rTextNode.GetDoc()->GetDocShell()->GetBaseModel(), uno::UNO_QUERY);
const uno::Sequence< uno::Reference<rdf::XURI> > aGraphNames = getGraphNames(xDocumentMetadataAccess, xType);
uno::Reference<rdf::XURI> xGraphName;
if (aGraphNames.hasElements())
{
xGraphName = aGraphNames[0];
}
else
{
uno::Sequence< uno::Reference<rdf::XURI> > xTypes = { xType };
xGraphName = xDocumentMetadataAccess->addMetadataFile(rPath, xTypes);
}
uno::Reference<rdf::XNamedGraph> xGraph = xDocumentMetadataAccess->getRDFRepository()->getGraph(xGraphName);
uno::Reference<rdf::XResource> xSubject(SwXParagraph::CreateXParagraph(*rTextNode.GetDoc(), &rTextNode), uno::UNO_QUERY);
uno::Reference<rdf::XURI> xKey = rdf::URI::create(xComponentContext, rKey);
if (aGraphNames.hasElements())
{
// Remove the old value.
uno::Reference<rdf::XLiteral> xOldValue = rdf::Literal::create(xComponentContext, rOldValue);
xGraph->removeStatements(xSubject, xKey, xOldValue);
}
// Now add it with new value.
uno::Reference<rdf::XLiteral> xNewValue = rdf::Literal::create(xComponentContext, rNewValue);
xGraph->addStatement(xSubject, xKey, xNewValue);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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