Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 152 insertions, 0 deletions

diff --git a/framework/source/fwe/xml/xmlnamespaces.cxx b/framework/source/fwe/xml/xmlnamespaces.cxx
new file mode 100644
index 000000000..dfd79edde
--- /dev/null
+++ b/framework/source/fwe/xml/xmlnamespaces.cxx
@@ -0,0 +1,152 @@
+/* -*- 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: */