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