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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 <sax/saxdllapi.h>
/*
*
* Text2UnicodeConverter
*
**/
namespace sax_expatwrap {
class SAX_DLLPUBLIC Text2UnicodeConverter
{
public:
Text2UnicodeConverter( const ::rtl::OString & sEncoding );
~Text2UnicodeConverter();
::com::sun::star::uno::Sequence < sal_Unicode > convert( const ::com::sun::star::uno::Sequence<sal_Int8> & );
sal_Bool canContinue() { return m_bCanContinue; }
private:
void init( rtl_TextEncoding encoding );
rtl_TextToUnicodeConverter m_convText2Unicode;
rtl_TextToUnicodeContext m_contextText2Unicode;
sal_Bool m_bCanContinue;
sal_Bool m_bInitialized;
rtl_TextEncoding m_rtlEncoding;
::com::sun::star::uno::Sequence<sal_Int8> m_seqSource;
};
/*----------------------------------------
*
* Unicode2TextConverter
*
**-----------------------------------------*/
class SAX_DLLPUBLIC Unicode2TextConverter
{
public:
Unicode2TextConverter( rtl_TextEncoding encoding );
~Unicode2TextConverter();
inline ::com::sun::star::uno::Sequence<sal_Int8> convert( const ::rtl::OUString &s )
{
return convert( s.getStr() , s.getLength() );
}
::com::sun::star::uno::Sequence<sal_Int8> convert( const sal_Unicode * , sal_Int32 nLength );
sal_Bool canContinue() { return m_bCanContinue; }
private:
void init( rtl_TextEncoding encoding );
rtl_UnicodeToTextConverter m_convUnicode2Text;
rtl_UnicodeToTextContext m_contextUnicode2Text;
sal_Bool m_bCanContinue;
sal_Bool m_bInitialized;
rtl_TextEncoding m_rtlEncoding;
::com::sun::star::uno::Sequence<sal_Unicode> m_seqSource;
};
/*----------------------------------------
*
* XMLFile2UTFConverter
*
**-----------------------------------------*/
class SAX_DLLPUBLIC XMLFile2UTFConverter
{
public:
XMLFile2UTFConverter( ):
m_bStarted( sal_False ),
m_pText2Unicode( 0 ),
m_pUnicode2Text( 0 )
{}
~XMLFile2UTFConverter();
void setInputStream( ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > &r ) { m_in = r; }
void setEncoding( const ::rtl::OString &s ) { m_sEncoding = s; }
// @param nMaxToRead The number of chars, that should be read. Note that this is no exact number. There
// may be returned less or more bytes than ordered.
sal_Int32 readAndConvert( ::com::sun::star::uno::Sequence<sal_Int8> &seq , sal_Int32 nMaxToRead )
throw ( ::com::sun::star::io::IOException,
::com::sun::star::io::NotConnectedException ,
::com::sun::star::io::BufferSizeExceededException ,
::com::sun::star::uno::RuntimeException );
private:
// Called only on first Sequence of bytes. Tries to figure out file format and encoding information.
// @return TRUE, when encoding information could be retrieved
// @return FALSE, when no encoding information was found in file
sal_Bool scanForEncoding( ::com::sun::star::uno::Sequence<sal_Int8> &seq );
// Called only on first Sequence of bytes. Tries to figure out
// if enough data is available to scan encoding
// @return TRUE, when encoding is retrievable
// @return FALSE, when more data is needed
sal_Bool isEncodingRecognizable( const ::com::sun::star::uno::Sequence< sal_Int8 > & seq );
// When encoding attribute is within the text (in the first line), it is removed.
void removeEncoding( ::com::sun::star::uno::Sequence<sal_Int8> &seq );
// Initializes decoding depending on m_sEncoding setting
void initializeDecoding();
private:
::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > m_in;
sal_Bool m_bStarted;
::rtl::OString m_sEncoding;
Text2UnicodeConverter *m_pText2Unicode;
Unicode2TextConverter *m_pUnicode2Text;
};
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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