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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/.
*
* 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 "characterdata.hxx"
#include <string.h>
#include <memory>
#include <osl/diagnose.h>
#include <com/sun/star/xml/dom/DOMException.hpp>
#include <com/sun/star/xml/dom/events/XDocumentEvent.hpp>
#include <com/sun/star/xml/dom/events/XMutationEvent.hpp>
using namespace css::uno;
using namespace css::xml::dom;
using namespace css::xml::dom::events;
namespace DOM
{
CCharacterData::CCharacterData(
CDocument const& rDocument, ::osl::Mutex const& rMutex,
NodeType const& reNodeType, xmlNodePtr const& rpNode)
: CCharacterData_Base(rDocument, rMutex, reNodeType, rpNode)
{
}
void CCharacterData::dispatchEvent_Impl(
OUString const& prevValue, OUString const& newValue)
{
Reference< XDocumentEvent > docevent(getOwnerDocument(), UNO_QUERY);
Reference< XMutationEvent > event(docevent->createEvent(
"DOMCharacterDataModified"), UNO_QUERY);
event->initMutationEvent(
"DOMCharacterDataModified",
true, false, Reference< XNode >(),
prevValue, newValue, OUString(), AttrChangeType(0) );
dispatchEvent(event);
dispatchSubtreeModified();
}
/**
Append the string to the end of the character data of the node.
*/
void SAL_CALL CCharacterData::appendData(const OUString& arg)
{
::osl::ClearableMutexGuard guard(m_rMutex);
if (m_aNodePtr != nullptr)
{
OUString oldValue(reinterpret_cast<char*>(m_aNodePtr->content), strlen(reinterpret_cast<char*>(m_aNodePtr->content)), RTL_TEXTENCODING_UTF8);
xmlNodeAddContent(m_aNodePtr, reinterpret_cast<const xmlChar*>(OUStringToOString(arg, RTL_TEXTENCODING_UTF8).getStr()));
OUString newValue(reinterpret_cast<char*>(m_aNodePtr->content), strlen(reinterpret_cast<char*>(m_aNodePtr->content)), RTL_TEXTENCODING_UTF8);
guard.clear(); // release mutex before calling event handlers
dispatchEvent_Impl(oldValue, newValue);
}
}
/**
Remove a range of 16-bit units from the node.
*/
void SAL_CALL CCharacterData::deleteData(sal_Int32 offset, sal_Int32 count)
{
::osl::ClearableMutexGuard guard(m_rMutex);
if (m_aNodePtr == nullptr)
return;
// get current data
std::shared_ptr<xmlChar const> const pContent(
xmlNodeGetContent(m_aNodePtr), xmlFree);
std::string_view aData(reinterpret_cast<char const*>(pContent.get()));
OUString tmp(OStringToOUString(aData, RTL_TEXTENCODING_UTF8));
if (offset > tmp.getLength() || offset < 0 || count < 0) {
DOMException e;
e.Code = DOMExceptionType_INDEX_SIZE_ERR;
throw e;
}
if ((offset+count) > tmp.getLength())
count = tmp.getLength() - offset;
OUString tmp2 = OUString::Concat(tmp.subView(0, offset)) + tmp.subView(offset+count);
OUString oldValue(reinterpret_cast<char*>(m_aNodePtr->content), strlen(reinterpret_cast<char*>(m_aNodePtr->content)), RTL_TEXTENCODING_UTF8);
xmlNodeSetContent(m_aNodePtr, reinterpret_cast<const xmlChar*>(OUStringToOString(tmp2, RTL_TEXTENCODING_UTF8).getStr()));
OUString newValue(reinterpret_cast<char*>(m_aNodePtr->content), strlen(reinterpret_cast<char*>(m_aNodePtr->content)), RTL_TEXTENCODING_UTF8);
guard.clear(); // release mutex before calling event handlers
dispatchEvent_Impl(oldValue, newValue);
}
/**
Return the character data of the node that implements this interface.
*/
OUString SAL_CALL CCharacterData::getData()
{
::osl::MutexGuard const g(m_rMutex);
OUString aData;
if (m_aNodePtr != nullptr)
{
OSL_ENSURE(m_aNodePtr->content, "character data node with NULL content, please inform lars.oppermann@sun.com!");
if (m_aNodePtr->content != nullptr)
{
aData = OUString(reinterpret_cast<char*>(m_aNodePtr->content), strlen(reinterpret_cast<char*>(m_aNodePtr->content)), RTL_TEXTENCODING_UTF8);
}
}
return aData;
}
/**
The number of 16-bit units that are available through data and the
substringData method below.
*/
sal_Int32 SAL_CALL CCharacterData::getLength()
{
::osl::MutexGuard const g(m_rMutex);
sal_Int32 length = 0;
if (m_aNodePtr != nullptr)
{
OUString aData(reinterpret_cast<char*>(m_aNodePtr->content), strlen(reinterpret_cast<char*>(m_aNodePtr->content)), RTL_TEXTENCODING_UTF8);
length = aData.getLength();
}
return length;
}
/**
Insert a string at the specified 16-bit unit offset.
*/
void SAL_CALL CCharacterData::insertData(sal_Int32 offset, const OUString& arg)
{
::osl::ClearableMutexGuard guard(m_rMutex);
if (m_aNodePtr == nullptr)
return;
// get current data
std::shared_ptr<xmlChar const> const pContent(
xmlNodeGetContent(m_aNodePtr), xmlFree);
std::string_view aData(reinterpret_cast<char const*>(pContent.get()));
OUString tmp(OStringToOUString(aData, RTL_TEXTENCODING_UTF8));
if (offset > tmp.getLength() || offset < 0) {
DOMException e;
e.Code = DOMExceptionType_INDEX_SIZE_ERR;
throw e;
}
OUString tmp2 = tmp.subView(0, offset) +
arg +
tmp.subView(offset);
OUString oldValue(reinterpret_cast<char*>(m_aNodePtr->content), strlen(reinterpret_cast<char*>(m_aNodePtr->content)), RTL_TEXTENCODING_UTF8);
xmlNodeSetContent(m_aNodePtr, reinterpret_cast<const xmlChar*>(OUStringToOString(tmp2, RTL_TEXTENCODING_UTF8).getStr()));
OUString newValue(reinterpret_cast<char*>(m_aNodePtr->content), strlen(reinterpret_cast<char*>(m_aNodePtr->content)), RTL_TEXTENCODING_UTF8);
guard.clear(); // release mutex before calling event handlers
dispatchEvent_Impl(oldValue, newValue);
}
/**
Replace the characters starting at the specified 16-bit unit offset
with the specified string.
*/
void SAL_CALL CCharacterData::replaceData(sal_Int32 offset, sal_Int32 count, const OUString& arg)
{
::osl::ClearableMutexGuard guard(m_rMutex);
if (m_aNodePtr == nullptr)
return;
// get current data
std::shared_ptr<xmlChar const> const pContent(
xmlNodeGetContent(m_aNodePtr), xmlFree);
std::string_view aData(reinterpret_cast<char const*>(pContent.get()));
OUString tmp(OStringToOUString(aData, RTL_TEXTENCODING_UTF8));
if (offset > tmp.getLength() || offset < 0 || count < 0){
DOMException e;
e.Code = DOMExceptionType_INDEX_SIZE_ERR;
throw e;
}
if ((offset+count) > tmp.getLength())
count = tmp.getLength() - offset;
OUString tmp2 = tmp.subView(0, offset) +
arg +
tmp.subView(offset+count);
OUString oldValue(reinterpret_cast<char*>(m_aNodePtr->content), strlen(reinterpret_cast<char*>(m_aNodePtr->content)), RTL_TEXTENCODING_UTF8);
xmlNodeSetContent(m_aNodePtr, reinterpret_cast<const xmlChar*>(OUStringToOString(tmp2, RTL_TEXTENCODING_UTF8).getStr()));
OUString newValue(reinterpret_cast<char*>(m_aNodePtr->content), strlen(reinterpret_cast<char*>(m_aNodePtr->content)), RTL_TEXTENCODING_UTF8);
guard.clear(); // release mutex before calling event handlers
dispatchEvent_Impl(oldValue, newValue);
}
/**
Set the character data of the node that implements this interface.
*/
void SAL_CALL CCharacterData::setData(const OUString& data)
{
::osl::ClearableMutexGuard guard(m_rMutex);
if (m_aNodePtr != nullptr)
{
OUString oldValue(reinterpret_cast<char*>(m_aNodePtr->content), strlen(reinterpret_cast<char*>(m_aNodePtr->content)), RTL_TEXTENCODING_UTF8);
xmlNodeSetContent(m_aNodePtr, reinterpret_cast<const xmlChar*>(OUStringToOString(data, RTL_TEXTENCODING_UTF8).getStr()));
OUString newValue(reinterpret_cast<char*>(m_aNodePtr->content), strlen(reinterpret_cast<char*>(m_aNodePtr->content)), RTL_TEXTENCODING_UTF8);
guard.clear(); // release mutex before calling event handlers
dispatchEvent_Impl(oldValue, newValue);
}
}
/**
Extracts a range of data from the node.
*/
OUString SAL_CALL CCharacterData::subStringData(sal_Int32 offset, sal_Int32 count)
{
::osl::MutexGuard const g(m_rMutex);
OUString aStr;
if (m_aNodePtr != nullptr)
{
// get current data
std::shared_ptr<xmlChar const> const pContent(
xmlNodeGetContent(m_aNodePtr), xmlFree);
std::string_view aData(reinterpret_cast<char const*>(pContent.get()));
OUString tmp(OStringToOUString(aData, RTL_TEXTENCODING_UTF8));
if (offset > tmp.getLength() || offset < 0 || count < 0) {
DOMException e;
e.Code = DOMExceptionType_INDEX_SIZE_ERR;
throw e;
}
aStr = tmp.copy(offset, count);
}
return aStr;
}
} // namespace DOM
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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