1 files changed, 139 insertions, 0 deletions
diff --git a/oox/source/core/fastparser.cxx b/oox/source/core/fastparser.cxx
new file mode 100644
index 000000000..53e5eb78a
--- /dev/null
+++ b/oox/source/core/fastparser.cxx
@@ -0,0 +1,139 @@
+/* -*- 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 <sal/config.h>
+
+#include <com/sun/star/lang/IllegalArgumentException.hpp>
+#include <oox/core/fastparser.hxx>
+
+#include <oox/core/fasttokenhandler.hxx>
+#include <oox/helper/containerhelper.hxx>
+#include <oox/helper/storagebase.hxx>
+#include <oox/token/namespacemap.hxx>
+
+#include <sax/fastparser.hxx>
+
+namespace oox::core {
+
+using namespace ::com::sun::star::io;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::xml::sax;
+
+namespace {
+
+class InputStreamCloseGuard
+{
+public:
+    explicit            InputStreamCloseGuard( const Reference< XInputStream >& rxInStream, bool bCloseStream );
+                        ~InputStreamCloseGuard();
+private:
+    Reference< XInputStream > mxInStream;
+    bool                mbCloseStream;
+};
+
+InputStreamCloseGuard::InputStreamCloseGuard( const Reference< XInputStream >& rxInStream, bool bCloseStream ) :
+    mxInStream( rxInStream ),
+    mbCloseStream( bCloseStream )
+{
+}
+
+InputStreamCloseGuard::~InputStreamCloseGuard()
+{
+    if( mxInStream.is() && mbCloseStream ) try { mxInStream->closeInput(); } catch( Exception& ) {}
+}
+
+} // namespace
+
+FastParser::FastParser() :
+    mrNamespaceMap( StaticNamespaceMap() )
+{
+    // create a fast parser instance
+    mxParser = new sax_fastparser::FastSaxParser;
+
+    // create the fast tokenhandler
+    mxTokenHandler.set( new FastTokenHandler );
+
+    // create the fast token handler based on the OOXML token list
+    mxParser->setTokenHandler( mxTokenHandler );
+}
+
+FastParser::~FastParser()
+{
+}
+
+void FastParser::registerNamespace( sal_Int32 nNamespaceId )
+{
+    if( !mxParser.is() )
+        throw RuntimeException();
+
+    // add handling for OOXML strict here
+    const OUString* pNamespaceUrl = ContainerHelper::getMapElement( mrNamespaceMap.maTransitionalNamespaceMap, nNamespaceId );
+    if( !pNamespaceUrl )
+        throw IllegalArgumentException();
+
+    mxParser->registerNamespace( *pNamespaceUrl, nNamespaceId );
+
+    //also register the OOXML strict namespaces for the same id
+    const OUString* pNamespaceStrictUrl = ContainerHelper::getMapElement( mrNamespaceMap.maStrictNamespaceMap, nNamespaceId );
+    if(pNamespaceStrictUrl && (*pNamespaceUrl != *pNamespaceStrictUrl))
+    {
+        mxParser->registerNamespace( *pNamespaceStrictUrl, nNamespaceId );
+    }
+}
+
+void FastParser::setDocumentHandler( const Reference< XFastDocumentHandler >& rxDocHandler )
+{
+    if( !mxParser.is() )
+        throw RuntimeException();
+    mxParser->setFastDocumentHandler( rxDocHandler );
+}
+
+void FastParser::clearDocumentHandler()
+{
+    if (!mxParser.is())
+        return;
+    mxParser->setFastDocumentHandler(nullptr);
+}
+
+void FastParser::parseStream( const InputSource& rInputSource, bool bCloseStream )
+{
+    // guard closing the input stream also when exceptions are thrown
+    InputStreamCloseGuard aGuard( rInputSource.aInputStream, bCloseStream );
+    if( !mxParser.is() )
+        throw RuntimeException();
+    mxParser->parseStream( rInputSource );
+}
+
+void FastParser::parseStream( const Reference< XInputStream >& rxInStream, const OUString& rStreamName )
+{
+    InputSource aInputSource;
+    aInputSource.sSystemId = rStreamName;
+    aInputSource.aInputStream = rxInStream;
+    parseStream( aInputSource );
+}
+
+void FastParser::parseStream( StorageBase& rStorage, const OUString& rStreamName )
+{
+    parseStream( rStorage.openInputStream( rStreamName ), rStreamName );
+}
+
+} // namespace oox::core
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */