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..80c459c7d
--- /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 = "</" + 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: */