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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
commit | ed5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch) | |
tree | 7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /sdext/source/pdfimport/sax/emitcontext.cxx | |
parent | Initial commit. (diff) | |
download | libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip |
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | sdext/source/pdfimport/sax/emitcontext.cxx | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/sdext/source/pdfimport/sax/emitcontext.cxx b/sdext/source/pdfimport/sax/emitcontext.cxx new file mode 100644 index 000000000..a923488d6 --- /dev/null +++ b/sdext/source/pdfimport/sax/emitcontext.cxx @@ -0,0 +1,179 @@ +/* -*- 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 = OString::Concat("</") + 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: */ |