150 lines
4.7 KiB
C++
150 lines
4.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <xml/xmlnamespaces.hxx>
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#include <com/sun/star/xml/sax/SAXException.hpp>
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using namespace ::com::sun::star::xml::sax;
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using namespace ::com::sun::star::uno;
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namespace framework
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{
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void XMLNamespaces::addNamespace( const OUString& aName, const OUString& aValue )
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{
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NamespaceMap::iterator p;
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OUString aNamespaceName( aName );
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// delete preceding "xmlns"
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if (std::u16string_view rest; aNamespaceName.startsWith("xmlns", &rest))
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{
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if (rest.empty())
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{
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aNamespaceName.clear();
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}
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else if (rest.size() > 1)
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{
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aNamespaceName = rest.substr(1);
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}
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else
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{
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// a xml namespace without name is not allowed (e.g. "xmlns:" )
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throw SAXException( u"A xml namespace without name is not allowed!"_ustr, Reference< XInterface >(), Any() );
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}
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}
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if ( aValue.isEmpty() && !aNamespaceName.isEmpty() )
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{
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// namespace should be reset - as xml draft states this is only allowed
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// for the default namespace - check and throw exception if check fails
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throw SAXException( u"Clearing xml namespace only allowed for default namespace!"_ustr, Reference< XInterface >(), Any() );
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}
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if ( aNamespaceName.isEmpty() )
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m_aDefaultNamespace = aValue;
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else
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{
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p = m_aNamespaceMap.find( aNamespaceName );
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if ( p != m_aNamespaceMap.end() )
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{
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// replace current namespace definition
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m_aNamespaceMap.erase( p );
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m_aNamespaceMap.emplace( aNamespaceName, aValue );
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}
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else
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{
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m_aNamespaceMap.emplace( aNamespaceName, aValue );
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}
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}
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}
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OUString XMLNamespaces::applyNSToAttributeName( const OUString& aName ) const
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{
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// xml draft: there is no default namespace for attributes!
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int index;
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if (( index = aName.indexOf( ':' )) > 0 )
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{
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if ( aName.getLength() <= index+1 )
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{
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// attribute with namespace but without name "namespace:" is not allowed!!
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throw SAXException( u"Attribute has no name only preceding namespace!"_ustr, Reference< XInterface >(), Any() );
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}
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OUString aAttributeName = getNamespaceValue( aName.copy( 0, index )) + "^" + aName.subView( index+1);
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return aAttributeName;
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}
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return aName;
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}
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OUString XMLNamespaces::applyNSToElementName( const OUString& aName ) const
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{
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// xml draft: element names can have a default namespace
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int index = aName.indexOf( ':' );
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OUString aNamespace;
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OUString aElementName = aName;
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if ( index > 0 )
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aNamespace = getNamespaceValue( aName.copy( 0, index ) );
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else
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aNamespace = m_aDefaultNamespace;
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if ( !aNamespace.isEmpty() )
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{
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aElementName = aNamespace + "^";
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}
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else
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return aName;
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if ( index > 0 )
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{
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if ( aName.getLength() <= index+1 )
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{
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// attribute with namespace but without a name is not allowed (e.g. "cfg:" )
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throw SAXException( u"Attribute has no name only preceding namespace!"_ustr, Reference< XInterface >(), Any() );
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}
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aElementName += aName.subView( index+1 );
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}
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else
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aElementName += aName;
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return aElementName;
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}
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OUString const & XMLNamespaces::getNamespaceValue( const OUString& aNamespace ) const
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{
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if ( aNamespace.isEmpty() )
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return m_aDefaultNamespace;
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else
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{
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NamespaceMap::const_iterator p = m_aNamespaceMap.find( aNamespace );
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if ( p == m_aNamespaceMap.end() )
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{
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// namespace not defined => throw exception!
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throw SAXException( u"XML namespace used but not defined!"_ustr, Reference< XInterface >(), Any() );
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}
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return p->second;
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}
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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