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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
commit940b4d1848e8c70ab7642901a68594e8016caffc (patch)
treeeb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /framework/source/fwe/xml/xmlnamespaces.cxx
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.zip
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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-rw-r--r--framework/source/fwe/xml/xmlnamespaces.cxx152
1 files changed, 152 insertions, 0 deletions
diff --git a/framework/source/fwe/xml/xmlnamespaces.cxx b/framework/source/fwe/xml/xmlnamespaces.cxx
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+++ b/framework/source/fwe/xml/xmlnamespaces.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 <xml/xmlnamespaces.hxx>
+
+#include <com/sun/star/xml/sax/SAXException.hpp>
+
+using namespace ::com::sun::star::xml::sax;
+using namespace ::com::sun::star::uno;
+
+namespace framework
+{
+
+void XMLNamespaces::addNamespace( const OUString& aName, const OUString& aValue )
+{
+ NamespaceMap::iterator p;
+ OUString aNamespaceName( aName );
+
+ // delete preceding "xmlns"
+ constexpr char aXMLAttributeNamespace[] = "xmlns";
+ if ( aNamespaceName.startsWith( aXMLAttributeNamespace ) )
+ {
+ constexpr sal_Int32 nXMLNamespaceLength = RTL_CONSTASCII_LENGTH(aXMLAttributeNamespace);
+ if ( aNamespaceName.getLength() == nXMLNamespaceLength )
+ {
+ aNamespaceName.clear();
+ }
+ else if ( aNamespaceName.getLength() >= nXMLNamespaceLength+2 )
+ {
+ aNamespaceName = aNamespaceName.copy( nXMLNamespaceLength+1 );
+ }
+ else
+ {
+ // a xml namespace without name is not allowed (e.g. "xmlns:" )
+ throw SAXException( "A xml namespace without name is not allowed!", Reference< XInterface >(), Any() );
+ }
+ }
+
+ if ( aValue.isEmpty() && !aNamespaceName.isEmpty() )
+ {
+ // namespace should be reset - as xml draft states this is only allowed
+ // for the default namespace - check and throw exception if check fails
+ throw SAXException( "Clearing xml namespace only allowed for default namespace!", Reference< XInterface >(), Any() );
+ }
+
+ if ( aNamespaceName.isEmpty() )
+ m_aDefaultNamespace = aValue;
+ else
+ {
+ p = m_aNamespaceMap.find( aNamespaceName );
+ if ( p != m_aNamespaceMap.end() )
+ {
+ // replace current namespace definition
+ m_aNamespaceMap.erase( p );
+ m_aNamespaceMap.emplace( aNamespaceName, aValue );
+ }
+ else
+ {
+ m_aNamespaceMap.emplace( aNamespaceName, aValue );
+ }
+ }
+}
+
+OUString XMLNamespaces::applyNSToAttributeName( const OUString& aName ) const
+{
+ // xml draft: there is no default namespace for attributes!
+
+ int index;
+ if (( index = aName.indexOf( ':' )) > 0 )
+ {
+ if ( aName.getLength() <= index+1 )
+ {
+ // attribute with namespace but without name "namespace:" is not allowed!!
+ throw SAXException( "Attribute has no name only preceding namespace!", Reference< XInterface >(), Any() );
+ }
+ OUString aAttributeName = getNamespaceValue( aName.copy( 0, index )) + "^" + aName.copy( index+1);
+ return aAttributeName;
+ }
+
+ return aName;
+}
+
+OUString XMLNamespaces::applyNSToElementName( const OUString& aName ) const
+{
+ // xml draft: element names can have a default namespace
+
+ int index = aName.indexOf( ':' );
+ OUString aNamespace;
+ OUString aElementName = aName;
+
+ if ( index > 0 )
+ aNamespace = getNamespaceValue( aName.copy( 0, index ) );
+ else
+ aNamespace = m_aDefaultNamespace;
+
+ if ( !aNamespace.isEmpty() )
+ {
+ aElementName = aNamespace + "^";
+ }
+ else
+ return aName;
+
+ if ( index > 0 )
+ {
+ if ( aName.getLength() <= index+1 )
+ {
+ // attribute with namespace but without a name is not allowed (e.g. "cfg:" )
+ throw SAXException( "Attribute has no name only preceding namespace!", Reference< XInterface >(), Any() );
+ }
+ aElementName += aName.copy( index+1 );
+ }
+ else
+ aElementName += aName;
+
+ return aElementName;
+}
+
+OUString const & XMLNamespaces::getNamespaceValue( const OUString& aNamespace ) const
+{
+ if ( aNamespace.isEmpty() )
+ return m_aDefaultNamespace;
+ else
+ {
+ NamespaceMap::const_iterator p = m_aNamespaceMap.find( aNamespace );
+ if ( p == m_aNamespaceMap.end() )
+ {
+ // namespace not defined => throw exception!
+ throw SAXException( "XML namespace used but not defined!", Reference< XInterface >(), Any() );
+ }
+ return p->second;
+ }
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */