120 lines
3.0 KiB
C++
120 lines
3.0 KiB
C++
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#include <tools/XmlWriter.hxx>
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#include <o3tl/make_unique.hxx>
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#include <libxml/xmlwriter.h>
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namespace tools {
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namespace {
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int funcWriteCallback(void* pContext, const char* sBuffer, int nLen)
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{
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SvStream* pStream = static_cast<SvStream*>(pContext);
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return static_cast<int>(pStream->WriteBytes(sBuffer, nLen));
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}
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int funcCloseCallback(void* pContext)
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{
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SvStream* pStream = static_cast<SvStream*>(pContext);
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pStream->Flush();
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return 0; // 0 or -1 in case of error
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}
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} // end anonymous namespace
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struct XmlWriterImpl
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{
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XmlWriterImpl(SvStream* pStream)
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: mpStream(pStream)
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, mpWriter(nullptr)
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{}
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SvStream* mpStream;
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xmlTextWriterPtr mpWriter;
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};
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XmlWriter::XmlWriter(SvStream* pStream)
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: mpImpl(o3tl::make_unique<XmlWriterImpl>(pStream))
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{}
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XmlWriter::~XmlWriter()
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{
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if (mpImpl && mpImpl->mpWriter != nullptr)
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endDocument();
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}
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bool XmlWriter::startDocument()
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{
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xmlOutputBufferPtr xmlOutBuffer = xmlOutputBufferCreateIO(funcWriteCallback, funcCloseCallback, mpImpl->mpStream, nullptr);
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mpImpl->mpWriter = xmlNewTextWriter(xmlOutBuffer);
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if (mpImpl->mpWriter == nullptr)
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return false;
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xmlTextWriterSetIndent(mpImpl->mpWriter, 1);
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xmlTextWriterStartDocument(mpImpl->mpWriter, nullptr, "UTF-8", nullptr);
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return true;
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}
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void XmlWriter::endDocument()
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{
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xmlTextWriterEndDocument(mpImpl->mpWriter);
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xmlFreeTextWriter(mpImpl->mpWriter);
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mpImpl->mpWriter = nullptr;
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}
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void XmlWriter::startElement(const OString& sName)
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{
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xmlChar* xmlName = xmlCharStrdup(sName.getStr());
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xmlTextWriterStartElement(mpImpl->mpWriter, xmlName);
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xmlFree(xmlName);
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}
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void XmlWriter::endElement()
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{
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xmlTextWriterEndElement(mpImpl->mpWriter);
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}
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void XmlWriter::attribute(const OString& name, const OString & value)
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{
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xmlChar* xmlName = xmlCharStrdup(name.getStr());
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xmlChar* xmlValue = xmlCharStrdup(value.getStr());
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xmlTextWriterWriteAttribute(mpImpl->mpWriter, xmlName, xmlValue);
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xmlFree(xmlValue);
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xmlFree(xmlName);
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}
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void XmlWriter::attribute(const OString& name, const OUString& value)
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{
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attribute(name, OUStringToOString(value, RTL_TEXTENCODING_UTF8).getStr());
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}
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void XmlWriter::attribute(const OString& name, const sal_Int32 aNumber)
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{
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attribute(name, OUString::number(aNumber));
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}
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void XmlWriter::content(const OString& sValue)
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{
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xmlChar* xmlValue = xmlCharStrdup(sValue.getStr());
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xmlTextWriterWriteString(mpImpl->mpWriter, xmlValue);
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xmlFree(xmlValue);
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}
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void XmlWriter::content(const OUString& sValue)
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{
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content(OUStringToOString(sValue, RTL_TEXTENCODING_UTF8));
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}
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} // end tools namespace
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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