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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 <saxemitter.hxx>
#include "emitcontext.hxx"
#include "saxattrlist.hxx"
#include <rtl/strbuf.hxx>
#include <osl/diagnose.h>
#include <com/sun/star/xml/sax/SAXException.hpp>
#include <xmloff/xmlimp.hxx>
#if OSL_DEBUG_LEVEL > 0
#include <osl/file.hxx>
static osl::File* pStream = nullptr;
static int nIndent = 0;
#endif
using namespace com::sun::star;
namespace pdfi
{
SaxEmitter::SaxEmitter( const uno::Reference< xml::sax::XDocumentHandler >& xDocHdl ) :
m_xDocHdl( xDocHdl )
{
OSL_PRECOND(m_xDocHdl.is(), "SaxEmitter(): invalid doc handler");
if (SvXMLImport *pFastHandler = dynamic_cast<SvXMLImport*>(m_xDocHdl.get()))
m_xDocHdl.set( new SvXMLLegacyToFastDocHandler( pFastHandler ) );
try
{
m_xDocHdl->startDocument();
}
catch( xml::sax::SAXException& )
{
}
#if OSL_DEBUG_LEVEL > 0
static const char* pDir = getenv( "DBG_PDFIMPORT_DIR" );
if( pDir )
{
OUString aStr( OStringToOUString( pDir, RTL_TEXTENCODING_UTF8 ) );
OUString aFileURL;
osl_getFileURLFromSystemPath( aStr.pData, &aFileURL.pData );
pStream = new osl::File( aFileURL + "/pdfimport.xml" );
if( pStream->open( osl_File_OpenFlag_Write | osl_File_OpenFlag_Create ) )
{
pStream->open( osl_File_OpenFlag_Write );
pStream->setSize( 0 );
}
}
else
pStream = nullptr;
#endif
}
SaxEmitter::~SaxEmitter()
{
try
{
m_xDocHdl->endDocument();
}
catch( xml::sax::SAXException& )
{
}
#if OSL_DEBUG_LEVEL > 0
if( pStream )
{
pStream->close();
delete pStream;
pStream = nullptr;
}
#endif
}
void SaxEmitter::beginTag( const char* pTag, const PropertyMap& rProperties )
{
OUString aTag = OUString::createFromAscii( pTag );
uno::Reference< xml::sax::XAttributeList > xAttr(
new SaxAttrList( rProperties ) );
try
{
m_xDocHdl->startElement( aTag, xAttr );
}
catch( xml::sax::SAXException& )
{
}
#if OSL_DEBUG_LEVEL > 0
if( !pStream )
return;
sal_uInt64 nWritten = 0;
for( int i = 0; i < nIndent; i++ )
pStream->write( " ", 4, nWritten );
OStringBuffer aBuf( 1024 );
aBuf.append( '<' );
aBuf.append( pTag );
for( const auto& rProperty : rProperties )
{
aBuf.append( ' ' );
aBuf.append( OUStringToOString( rProperty.first, RTL_TEXTENCODING_UTF8 ) );
aBuf.append( "=\"" );
aBuf.append( OUStringToOString( rProperty.second, RTL_TEXTENCODING_UTF8 ) );
aBuf.append( "\"" );
}
aBuf.append( ">\n" );
pStream->write( aBuf.getStr(), aBuf.getLength(), nWritten );
nIndent++;
#endif
}
void SaxEmitter::write( const OUString& rText )
{
try
{
m_xDocHdl->characters( rText );
}
catch( xml::sax::SAXException& )
{
}
#if OSL_DEBUG_LEVEL > 0
if( pStream )
{
OString aStr( OUStringToOString( rText, RTL_TEXTENCODING_UTF8 ) );
sal_uInt64 nWritten = 0;
pStream->write( aStr.getStr(), aStr.getLength(), nWritten );
}
#endif
}
void SaxEmitter::endTag( const char* pTag )
{
OUString aTag = OUString::createFromAscii( pTag );
try
{
m_xDocHdl->endElement( aTag );
}
catch( xml::sax::SAXException& )
{
}
#if OSL_DEBUG_LEVEL > 0
if( !pStream )
return;
sal_uInt64 nWritten = 0;
for( int i = 0; i < nIndent; i++ )
pStream->write( " ", 4, nWritten );
OString aBuf = "</" + rtl::OStringView(pTag) + ">\n";
pStream->write( aBuf.getStr(), aBuf.getLength(), nWritten );
nIndent--;
#endif
}
XmlEmitterSharedPtr createSaxEmitter( const uno::Reference< xml::sax::XDocumentHandler >& xDocHdl )
{
return std::make_shared<SaxEmitter>(xDocHdl);
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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