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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_connectivity.hxx"
#include <connectivity/dbcharset.hxx>
#include "diagnose_ex.h"
#include <osl/diagnose.h>
#include <rtl/tencinfo.h>
//.........................................................................
namespace dbtools
{
//.........................................................................
//=========================================================================
//= OCharsetMap
//=========================================================================
//-------------------------------------------------------------------------
OCharsetMap::OCharsetMap()
{
}
//-------------------------------------------------------------------------
void OCharsetMap::lateConstruct()
{
const rtl_TextEncoding eFirstEncoding = RTL_TEXTENCODING_DONTKNOW;
const rtl_TextEncoding eLastEncoding = 100; // TODO: a define in rtl/textenc.h would be fine here ...
OSL_ENSURE( 0 == eFirstEncoding, "OCharsetMap::OCharsetMap: somebody changed the numbers!" );
rtl_TextEncodingInfo aInfo; aInfo.StructSize = sizeof( rtl_TextEncodingInfo );
for ( rtl_TextEncoding eEncoding = eFirstEncoding; eEncoding < eLastEncoding; ++eEncoding )
{
if ( ( RTL_TEXTENCODING_DONTKNOW == eEncoding ) // this is always allowed - it has the special meaning "system encoding"
|| ( rtl_getTextEncodingInfo( eEncoding, &aInfo )
&& approveEncoding( eEncoding, aInfo )
)
)
{
m_aEncodings.insert( eEncoding );
}
}
OSL_ENSURE( find( RTL_TEXTENCODING_MS_1252 ) != end(), "OCharsetMap::lateConstruct: missing compatibility encoding ANSI!" );
OSL_ENSURE( find( RTL_TEXTENCODING_APPLE_ROMAN ) != end(), "OCharsetMap::lateConstruct: missing compatibility encoding macintosh!" );
OSL_ENSURE( find( RTL_TEXTENCODING_IBM_437 ) != end(), "OCharsetMap::lateConstruct: missing compatibility encoding IBM437!" );
OSL_ENSURE( find( RTL_TEXTENCODING_IBM_850) != end(), "OCharsetMap::lateConstruct: missing compatibility encoding IBM850!" );
OSL_ENSURE( find( RTL_TEXTENCODING_IBM_860 ) != end(), "OCharsetMap::lateConstruct: missing compatibility encoding IBM860!" );
OSL_ENSURE( find( RTL_TEXTENCODING_IBM_861 ) != end(), "OCharsetMap::lateConstruct: missing compatibility encoding IBM861!" );
OSL_ENSURE( find( RTL_TEXTENCODING_IBM_863 ) != end(), "OCharsetMap::lateConstruct: missing compatibility encoding IBM863!" );
OSL_ENSURE( find( RTL_TEXTENCODING_IBM_865 ) != end(), "OCharsetMap::lateConstruct: missing compatibility encoding IBM865!" );
OSL_ENSURE( find( RTL_TEXTENCODING_IBM_866 ) != end(), "OCharsetMap::lateConstruct: missing compatibility encoding IBM866!" );
OSL_ENSURE( find( RTL_TEXTENCODING_DONTKNOW ) != end(), "OCharsetMap::lateConstruct: missing compatibility encoding SYSTEM!" );
OSL_ENSURE( find( RTL_TEXTENCODING_UTF8 ) != end(), "OCharsetMap::lateConstruct: missing compatibility encoding UTF-8!" );
OSL_ENSURE( find( RTL_TEXTENCODING_BIG5_HKSCS ) != end(), "OCharsetMap::lateConstruct: missing compatibility encoding Big5-HKSCS!" );
}
//-------------------------------------------------------------------------
sal_Bool OCharsetMap::approveEncoding( const rtl_TextEncoding _eEncoding, const rtl_TextEncodingInfo& _rInfo ) const
{
sal_Bool bIsMimeEncoding = 0 != ( _rInfo.Flags & RTL_TEXTENCODING_INFO_MIME );
OSL_ENSURE( !bIsMimeEncoding || rtl_getMimeCharsetFromTextEncoding( _eEncoding ),
"OCharsetMap::OCharsetMap: inconsistence in rtl!" );
OSL_UNUSED( _eEncoding );
return bIsMimeEncoding;
}
//-------------------------------------------------------------------------
OCharsetMap::~OCharsetMap()
{
}
//-------------------------------------------------------------------------
OCharsetMap::CharsetIterator OCharsetMap::begin() const
{
ensureConstructed( );
return CharsetIterator(this, m_aEncodings.begin() );
}
//-------------------------------------------------------------------------
OCharsetMap::CharsetIterator OCharsetMap::find(const rtl_TextEncoding _eEncoding) const
{
ensureConstructed( );
return CharsetIterator( this, m_aEncodings.find( _eEncoding ) );
}
//-------------------------------------------------------------------------
OCharsetMap::CharsetIterator OCharsetMap::find(const ::rtl::OUString& _rIanaName, const IANA&) const
{
ensureConstructed( );
rtl_TextEncoding eEncoding = RTL_TEXTENCODING_DONTKNOW;
if ( _rIanaName.getLength() )
{
// byte string conversion
::rtl::OString sMimeByteString( _rIanaName.getStr(), _rIanaName.getLength(), RTL_TEXTENCODING_ASCII_US );
// look up
eEncoding = rtl_getTextEncodingFromMimeCharset( sMimeByteString.getStr() );
if ( RTL_TEXTENCODING_DONTKNOW == eEncoding )
{ // if we're here, the name is not empty, but unknown -> this is an invalid name
return end();
}
}
return find( eEncoding );
}
//-------------------------------------------------------------------------
OCharsetMap::CharsetIterator OCharsetMap::end() const
{
ensureConstructed( );
return CharsetIterator( this, m_aEncodings.end() );
}
//=========================================================================
//= CharsetIteratorDerefHelper
//=========================================================================
//-------------------------------------------------------------------------
CharsetIteratorDerefHelper::CharsetIteratorDerefHelper( const CharsetIteratorDerefHelper& _rSource )
:m_eEncoding( _rSource.m_eEncoding )
,m_aIanaName( _rSource.m_aIanaName )
{
}
//-------------------------------------------------------------------------
CharsetIteratorDerefHelper:: CharsetIteratorDerefHelper(const rtl_TextEncoding _eEncoding, const ::rtl::OUString& _rIanaName )
:m_eEncoding( _eEncoding )
,m_aIanaName( _rIanaName )
{
}
//-------------------------------------------------------------------------
CharsetIteratorDerefHelper::CharsetIteratorDerefHelper()
:m_eEncoding(RTL_TEXTENCODING_DONTKNOW)
{
}
//=========================================================================
//= OCharsetMap::CharsetIterator
//=========================================================================
//-------------------------------------------------------------------------
OCharsetMap::CharsetIterator::CharsetIterator(const OCharsetMap* _pContainer, OCharsetMap::TextEncBag::const_iterator _aPos )
:m_pContainer( _pContainer )
,m_aPos( _aPos )
{
OSL_ENSURE( m_pContainer, "OCharsetMap::CharsetIterator::CharsetIterator : invalid container!" );
}
//-------------------------------------------------------------------------
OCharsetMap::CharsetIterator::CharsetIterator(const CharsetIterator& _rSource)
:m_pContainer( _rSource.m_pContainer )
,m_aPos( _rSource.m_aPos )
{
}
//-------------------------------------------------------------------------
OCharsetMap::CharsetIterator::~CharsetIterator()
{
}
//-------------------------------------------------------------------------
CharsetIteratorDerefHelper OCharsetMap::CharsetIterator::operator*() const
{
OSL_ENSURE( m_aPos != m_pContainer->m_aEncodings.end(), "OCharsetMap::CharsetIterator::operator*: invalid position!");
rtl_TextEncoding eEncoding = *m_aPos;
::rtl::OUString sIanaName;
if ( RTL_TEXTENCODING_DONTKNOW != eEncoding )
{ // it's not the virtual "system charset"
const char* pIanaName = rtl_getMimeCharsetFromTextEncoding( eEncoding );
OSL_ENSURE( pIanaName, "OCharsetMap::CharsetIterator: invalid mime name!" );
if ( pIanaName )
sIanaName = ::rtl::OUString::createFromAscii( pIanaName );
}
return CharsetIteratorDerefHelper( eEncoding, sIanaName );
}
//-------------------------------------------------------------------------
const OCharsetMap::CharsetIterator& OCharsetMap::CharsetIterator::operator++()
{
OSL_ENSURE( m_aPos != m_pContainer->m_aEncodings.end(), "OCharsetMap::CharsetIterator::operator++ : invalid position!" );
if ( m_aPos != m_pContainer->m_aEncodings.end())
++m_aPos;
return *this;
}
//-------------------------------------------------------------------------
const OCharsetMap::CharsetIterator& OCharsetMap::CharsetIterator::operator--()
{
OSL_ENSURE( m_aPos != m_pContainer->m_aEncodings.begin(), "OCharsetMap::CharsetIterator::operator-- : invalid position!" );
if ( m_aPos != m_pContainer->m_aEncodings.begin() )
--m_aPos;
return *this;
}
//-------------------------------------------------------------------------
bool operator==(const OCharsetMap::CharsetIterator& lhs, const OCharsetMap::CharsetIterator& rhs)
{
return ( lhs.m_pContainer == rhs.m_pContainer ) && ( lhs.m_aPos == rhs.m_aPos );
}
//.........................................................................
} // namespace dbtools
//.........................................................................
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