/* -*- 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/.
*/
#include <tools/datetimeutils.hxx>
#include <rtl/strbuf.hxx>
#include <rtl/ustrbuf.hxx>
/// Append the number as 2-digit when less than 10.
template<
class TStringBuffer>
static void lcl_AppendTwoDigits( TStringBuffer &rBuffer, sal_Int32 nNum )
{
if ( nNum < 0 || nNum > 99 )
{
rBuffer.append(
"00" );
return;
}
if ( nNum < 10 )
rBuffer.append(
'0' );
rBuffer.append( nNum );
}
template<
class TString,
class TStringBuffer>
static TString DateTimeToStringImpl(
const DateTime& rDateTime )
{
const DateTime& aInUTC( rDateTime );
// HACK: this is correct according to the spec, but MSOffice believes everybody lives
// in UTC+0 when reading it back
// aInUTC.ConvertToUTC();
TStringBuffer aBuffer( 25 );
aBuffer.append( sal_Int32( aInUTC.GetYear() ) );
aBuffer.append(
'-' );
lcl_AppendTwoDigits( aBuffer, aInUTC.GetMonth() );
aBuffer.append(
'-' );
lcl_AppendTwoDigits( aBuffer, aInUTC.GetDay() );
aBuffer.append(
'T' );
lcl_AppendTwoDigits( aBuffer, aInUTC.GetHour() );
aBuffer.append(
':' );
lcl_AppendTwoDigits( aBuffer, aInUTC.GetMin() );
aBuffer.append(
':' );
lcl_AppendTwoDigits( aBuffer, aInUTC.GetSec() );
aBuffer.append(
'Z' );
// we are in UTC
return aBuffer.makeStringAndClear();
}
OString DateTimeToOString(
const DateTime& rDateTime )
{
return DateTimeToStringImpl<OString,OStringBuffer>(rDateTime);
}
OUString DateTimeToOUString(
const DateTime& rDateTime )
{
return DateTimeToStringImpl<OUString,OUStringBuffer>(rDateTime);
}
OString DateToOString(
const Date& rDate )
{
tools::Time aTime( tools::Time::EMPTY );
return DateTimeToOString( DateTime( rDate, aTime ) );
}
OUString DateToDDMMYYYYOUString(
const Date& rDate )
{
OUStringBuffer aBuffer( 25 );
lcl_AppendTwoDigits( aBuffer, rDate.GetDay() );
aBuffer.append(
'/' );
lcl_AppendTwoDigits( aBuffer, rDate.GetMonth() );
aBuffer.append(
'/' );
aBuffer.append( sal_Int32( rDate.GetYear() ) );
return aBuffer.makeStringAndClear();
}
std::ostream&
operator<<(std::ostream& os,
const Date& rDate)
{
os << rDate.GetYear() <<
"-" << rDate.GetMonth() <<
"-" << rDate.GetDay();
return os;
}