133 lines
3.8 KiB
C++
133 lines
3.8 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 "xmlhelper.hxx"
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#include <rtl/ustring.hxx>
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#include <com/sun/star/uno/Reference.hxx>
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#include <com/sun/star/xml/dom/DocumentBuilder.hpp>
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#include <comphelper/processfactory.hxx>
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using com::sun::star::uno::Reference;
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using com::sun::star::container::XNameContainer;
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using com::sun::star::xml::dom::DocumentBuilder;
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using com::sun::star::xml::dom::XDocumentBuilder;
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// determine valid XML name
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// character class:
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// 1: NameStartChar
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// 2: NameChar
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// 4: NCNameStartChar
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// 8: NCNameChar
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static sal_uInt8 lcl_getCharClass( sal_Unicode c )
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{
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sal_uInt8 nClass = 0;
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// NameStartChar
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if( (c >= 'A' && c <= 'Z')
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|| c == '_'
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|| (c >= 'a' && c <= 'z')
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|| (c >= 0x00C0 && c <= 0x00D6)
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|| (c >= 0x00D8 && c <= 0x00F6)
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|| (c >= 0x00F8 && c <= 0x02FF)
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|| (c >= 0x0370 && c <= 0x037D)
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|| (c >= 0x037F && c <= 0x1FFF)
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|| (c >= 0x200C && c <= 0x200D)
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|| (c >= 0x2070 && c <= 0x218F)
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|| (c >= 0x2C00 && c <= 0x2FEF)
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|| (c >= 0x3001 && c <= 0xD7FF)
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|| (c >= 0xF900 && c <= 0xFDCF)
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|| (c >= 0xFDF0 && c <= 0xFFFD)
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// surrogates
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|| (c >= 0xD800 && c <= 0xDBFF)
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|| (c >= 0xDC00 && c <= 0xDFFF) )
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{
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nClass = 15;
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}
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else if( c == '-'
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|| c == '.'
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|| (c >= '0' && c <= '9')
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|| (c == 0x00B7)
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|| (c >= 0x0300 && c <= 0x036F)
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|| (c >= 0x203F && c <= 0x2040) )
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{
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nClass = 10;
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}
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else if( c == ':' )
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{
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nClass = 3;
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}
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return nClass;
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}
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bool isValidQName( const OUString& sName,
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const Reference<XNameContainer>& /*xNamespaces*/ )
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{
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sal_Int32 nLength = sName.getLength();
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const sal_Unicode* pName = sName.getStr();
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bool bRet = false;
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sal_Int32 nColon = 0;
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if( nLength > 0 )
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{
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bRet = ( ( lcl_getCharClass( pName[0] ) & 4 ) != 0 );
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for( sal_Int32 n = 1; n < nLength; n++ )
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{
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sal_uInt8 nClass = lcl_getCharClass( pName[n] );
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bRet &= ( ( nClass & 2 ) != 0 );
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if( nClass == 3 )
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nColon++;
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}
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}
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if( nColon > 1 )
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bRet = false;
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return bRet;
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}
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bool isValidPrefixName( const OUString& sName,
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const Reference<XNameContainer>& /*xNamespaces*/ )
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{
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sal_Int32 nLength = sName.getLength();
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const sal_Unicode* pName = sName.getStr();
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bool bRet = false;
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if( nLength > 0 )
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{
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bRet = ( ( lcl_getCharClass( pName[0] ) & 4 ) != 0 );
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for( sal_Int32 n = 1; n < nLength; n++ )
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bRet &= ( ( lcl_getCharClass( pName[n] ) & 8 ) != 0 );
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}
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return bRet;
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}
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Reference<XDocumentBuilder> getDocumentBuilder()
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{
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Reference<XDocumentBuilder> xBuilder(DocumentBuilder::create(::comphelper::getProcessComponentContext()));
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return xBuilder;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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