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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /sdext/source/pdfimport/odf/odfemitter.cxx
parentInitial commit. (diff)
downloadlibreoffice-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 'sdext/source/pdfimport/odf/odfemitter.cxx')
-rw-r--r--sdext/source/pdfimport/odf/odfemitter.cxx121
1 files changed, 121 insertions, 0 deletions
diff --git a/sdext/source/pdfimport/odf/odfemitter.cxx b/sdext/source/pdfimport/odf/odfemitter.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 <odfemitter.hxx>
+
+#include <rtl/ustrbuf.hxx>
+#include <osl/diagnose.h>
+#include <com/sun/star/io/XOutputStream.hpp>
+
+#include <comphelper/stl_types.hxx>
+
+using namespace com::sun::star;
+
+namespace pdfi
+{
+
+namespace {
+
+class OdfEmitter : public XmlEmitter
+{
+private:
+ uno::Reference<io::XOutputStream> m_xOutput;
+ uno::Sequence<sal_Int8> m_aLineFeed;
+ uno::Sequence<sal_Int8> m_aBuf;
+
+public:
+ explicit OdfEmitter( const uno::Reference<io::XOutputStream>& xOutput );
+
+ virtual void beginTag( const char* pTag, const PropertyMap& rProperties ) override;
+ virtual void write( const OUString& rString ) override;
+ virtual void endTag( const char* pTag ) override;
+};
+
+}
+
+OdfEmitter::OdfEmitter( const uno::Reference<io::XOutputStream>& xOutput ) :
+ m_xOutput( xOutput ),
+ m_aLineFeed{ '\n' }
+{
+ OSL_PRECOND(m_xOutput.is(), "OdfEmitter(): invalid output stream");
+
+ write("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
+}
+
+void OdfEmitter::beginTag( const char* pTag, const PropertyMap& rProperties )
+{
+ OSL_PRECOND(pTag,"Invalid tag string");
+
+ OUStringBuffer aElement;
+ aElement.append("<");
+ aElement.appendAscii(pTag);
+ aElement.append(" ");
+
+ std::vector<OUString> aAttributes;
+ for( const auto& rCurr : rProperties )
+ {
+ OUString aAttribute =
+ rCurr.first +
+ "=\"" +
+ rCurr.second +
+ "\" ";
+ aAttributes.push_back(aAttribute);
+ }
+
+ // since the hash map's sorting is undefined (and varies across
+ // platforms, and even between different compile-time settings),
+ // sort the attributes.
+ std::sort(aAttributes.begin(), aAttributes.end());
+ std::copy(aAttributes.begin(), aAttributes.end(),
+ comphelper::OUStringBufferAppender(aElement));
+ aElement.append(">");
+
+ write(aElement.makeStringAndClear());
+}
+
+void OdfEmitter::write( const OUString& rText )
+{
+ const OString aStr = OUStringToOString(rText,RTL_TEXTENCODING_UTF8);
+ const sal_Int32 nLen( aStr.getLength() );
+ m_aBuf.realloc( nLen );
+ const char* pStr = aStr.getStr();
+ std::copy(pStr,pStr+nLen,m_aBuf.getArray());
+
+ m_xOutput->writeBytes(m_aBuf);
+ m_xOutput->writeBytes(m_aLineFeed);
+}
+
+void OdfEmitter::endTag( const char* pTag )
+{
+ OUStringBuffer aElement;
+ aElement.append("</");
+ aElement.appendAscii(pTag);
+ aElement.append(">");
+ write(aElement.makeStringAndClear());
+}
+
+XmlEmitterSharedPtr createOdfEmitter( const uno::Reference<io::XOutputStream>& xOut )
+{
+ return std::make_shared<OdfEmitter>(xOut);
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */