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-rw-r--r--sdext/source/pdfimport/sax/emitcontext.cxx179
1 files changed, 179 insertions, 0 deletions
diff --git a/sdext/source/pdfimport/sax/emitcontext.cxx b/sdext/source/pdfimport/sax/emitcontext.cxx
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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: */