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Diffstat (limited to 'forms/source/xforms/xmlhelper.cxx')
| -rw-r--r-- | forms/source/xforms/xmlhelper.cxx | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/forms/source/xforms/xmlhelper.cxx b/forms/source/xforms/xmlhelper.cxx new file mode 100644 index 000000000..75f0f92bd --- /dev/null +++ b/forms/source/xforms/xmlhelper.cxx @@ -0,0 +1,133 @@ +/* -*- 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 <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 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: */ |