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275 | /* -*- 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 <xmloff/XMLEventsImportContext.hxx>
#include <XMLEventImportHelper.hxx>
#include <com/sun/star/document/XEventsSupplier.hpp>
#include <comphelper/attributelist.hxx>
#include <xmloff/xmlimp.hxx>
#include <xmloff/nmspmap.hxx>
#include <xmloff/xmlnmspe.hxx>
#include <xmloff/xmltoken.hxx>
#include <xmloff/xmlerror.hxx>
using namespace ::com::sun::star::uno;
using namespace ::xmloff::token;
using ::com::sun::star::xml::sax::XAttributeList;
using ::com::sun::star::beans::PropertyValue;
using ::com::sun::star::container::XNameReplace;
using ::com::sun::star::document::XEventsSupplier;
using ::com::sun::star::lang::IllegalArgumentException;
XMLEventsImportContext::XMLEventsImportContext(
SvXMLImport& rImport,
sal_uInt16 nPrfx,
const OUString& rLocalName) :
SvXMLImportContext(rImport, nPrfx, rLocalName)
{
}
XMLEventsImportContext::XMLEventsImportContext(SvXMLImport& rImport) :
SvXMLImportContext(rImport)
{
}
XMLEventsImportContext::XMLEventsImportContext(
SvXMLImport& rImport,
sal_uInt16 nPrfx,
const OUString& rLocalName,
const Reference<XEventsSupplier> & xEventsSupplier) :
SvXMLImportContext(rImport, nPrfx, rLocalName),
xEvents(xEventsSupplier->getEvents())
{
}
XMLEventsImportContext::XMLEventsImportContext(
SvXMLImport& rImport,
const Reference<XEventsSupplier> & xEventsSupplier) :
SvXMLImportContext(rImport),
xEvents(xEventsSupplier->getEvents())
{
}
XMLEventsImportContext::XMLEventsImportContext(
SvXMLImport& rImport,
sal_uInt16 nPrfx,
const OUString& rLocalName,
const Reference<XNameReplace> & xNameReplace) :
SvXMLImportContext(rImport, nPrfx, rLocalName),
xEvents(xNameReplace)
{
}
XMLEventsImportContext::~XMLEventsImportContext()
{
// // if, for whatever reason, the object gets destroyed prematurely,
// // we need to delete the collected events
}
void XMLEventsImportContext::StartElement(
const Reference<XAttributeList> &)
{
// nothing to be done
}
void XMLEventsImportContext::EndElement()
{
// nothing to be done
}
SvXMLImportContextRef XMLEventsImportContext::CreateChildContext(
sal_uInt16 /*p_nPrefix*/,
const OUString& /*rLocalName*/,
const Reference<XAttributeList> & xAttrList )
{
// a) search for script:language and script:event-name attribute
// b) delegate to factory. The factory will:
// 1) translate XML event name into API event name
// 2) get proper event context factory from import
// 3) instantiate context
// a) search for script:language and script:event-name attribute
OUString sLanguage;
OUString sEventName;
sal_Int16 nCount = xAttrList->getLength();
for (sal_Int16 nAttr = 0; nAttr < nCount; nAttr++)
{
OUString sLocalName;
sal_uInt16 nPrefix = GetImport().GetNamespaceMap().
GetKeyByAttrName( xAttrList->getNameByIndex(nAttr), &sLocalName );
if (XML_NAMESPACE_SCRIPT == nPrefix)
{
if (IsXMLToken(sLocalName, XML_EVENT_NAME))
{
sEventName = xAttrList->getValueByIndex(nAttr);
}
else if (IsXMLToken(sLocalName, XML_LANGUAGE))
{
sLanguage = xAttrList->getValueByIndex(nAttr);
}
// else: ignore -> let child context handle this
}
// else: ignore -> let child context handle this
}
// b) delegate to factory
return GetImport().GetEventImport().CreateContext(
GetImport(), xAttrList, this, sEventName, sLanguage);
}
void XMLEventsImportContext::startFastElement(sal_Int32 /*nElement*/,
const css::uno::Reference< css::xml::sax::XFastAttributeList >&)
{
// nothing to be done
}
void XMLEventsImportContext::endFastElement(sal_Int32 /*nElement*/)
{
// nothing to be done
}
css::uno::Reference< css::xml::sax::XFastContextHandler > XMLEventsImportContext::createFastChildContext(
sal_Int32 /*nElement*/,
const css::uno::Reference< css::xml::sax::XFastAttributeList >& xAttrList )
{
// a) search for script:language and script:event-name attribute
// b) delegate to factory. The factory will:
// 1) translate XML event name into API event name
// 2) get proper event context factory from import
// 3) instantiate context
// a) search for script:language and script:event-name attribute
OUString sLanguage;
OUString sEventName;
for (auto &aIter : sax_fastparser::castToFastAttributeList( xAttrList ))
{
OUString sValue = aIter.toString();
if (aIter.getToken() == XML_ELEMENT(SCRIPT, XML_EVENT_NAME))
{
sEventName = sValue;
}
else if (aIter.getToken() == XML_ELEMENT(SCRIPT, XML_EVENT_NAME))
{
sLanguage = sValue;
// else: ignore -> let child context handle this
}
// else: ignore -> let child context handle this
}
rtl::Reference < comphelper::AttributeList > rAttrList = new comphelper::AttributeList;
const Sequence< css::xml::FastAttribute > fastAttribs = xAttrList->getFastAttributes();
for (const auto& rAttr : fastAttribs)
{
const OUString& rAttrValue = rAttr.Value;
sal_Int32 nToken = rAttr.Token;
const OUString& rAttrNamespacePrefix = SvXMLImport::getNamespacePrefixFromToken( nToken, nullptr );
OUString sAttrName = SvXMLImport::getNameFromToken( nToken );
if ( !rAttrNamespacePrefix.isEmpty() )
sAttrName = rAttrNamespacePrefix + ":" + sAttrName;
rAttrList->AddAttribute( sAttrName, "CDATA", rAttrValue );
}
// b) delegate to factory
return GetImport().GetEventImport().CreateContext(
GetImport(), rAttrList.get(), this, sEventName, sLanguage);
}
void XMLEventsImportContext::SetEvents(
const Reference<XEventsSupplier> & xEventsSupplier)
{
if (xEventsSupplier.is())
{
SetEvents(xEventsSupplier->getEvents());
}
}
void XMLEventsImportContext::SetEvents(
const Reference<XNameReplace> & xNameRepl)
{
if (xNameRepl.is())
{
xEvents = xNameRepl;
// now iterate over vector and a) insert b) delete all elements
for(const auto& rEvent : aCollectEvents)
{
AddEventValues(rEvent.first, rEvent.second);
}
aCollectEvents.clear();
}
}
void XMLEventsImportContext::GetEventSequence(
const OUString& rName,
Sequence<PropertyValue> & rSequence )
{
// search through the vector
// (This shouldn't take a lot of time, since this method should only get
// called if only one (or few) events are being expected)
auto aIter = std::find_if(aCollectEvents.begin(), aCollectEvents.end(),
[&rName](EventNameValuesPair& rEvent) { return rEvent.first == rName; });<--- Parameter 'rEvent' can be declared with const
// if we're not at the end, set the sequence
if (aIter != aCollectEvents.end())
{
rSequence = aIter->second;
}
}
void XMLEventsImportContext::AddEventValues(
const OUString& rEventName,
const Sequence<PropertyValue> & rValues )
{
// if we already have the events, set them; else just collect
if (xEvents.is())
{
// set event (if name is known)
if (xEvents->hasByName(rEventName))
{
try
{
xEvents->replaceByName(rEventName, Any(rValues));
} catch ( const IllegalArgumentException & rException )
{
Sequence<OUString> aMsgParams { rEventName };
GetImport().SetError(XMLERROR_FLAG_ERROR |
XMLERROR_ILLEGAL_EVENT,
aMsgParams, rException.Message, nullptr);
}
}
}
else
{
EventNameValuesPair aPair(rEventName, rValues);
aCollectEvents.push_back(aPair);
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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