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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 <sal/config.h>
#include <stdlib.h>
#include <iso8601_converter.hxx>
#include <utilities.hxx>
#include <sstream>
#include <iomanip>
#include <rtl/character.hxx>
/* Converts ISO 8601 compliant date/time
representation to the representation
conforming to the current locale
*/
std::wstring iso8601_date_to_local_date(const std::wstring& isoDate )
{
::std::wstring ws8601DateTime(isoDate);
// Get rid of the optional milliseconds part if it exists.
// Function accepts date/time as a combined date/time string in extended ISO8601 format,
// which is yyyy-mm-ddThh:mm:ss[.mmm]. Last part is the optional "fraction of second" part,
// that's why we cut off at 19.
if (ws8601DateTime.length() > 19)
{
ws8601DateTime.erase(19, ::std::basic_string<char>::npos);
}
if ( ws8601DateTime.length() == 19 )
{
std::string asDateTime = WStringToString( ws8601DateTime );
SYSTEMTIME DateTime;
DateTime.wYear = static_cast<unsigned short>(strtol( asDateTime.substr( 0, 4 ).c_str(), nullptr, 10 ));
DateTime.wMonth = static_cast<unsigned short>(strtol( asDateTime.substr( 5, 2 ).c_str(), nullptr, 10 ));
DateTime.wDayOfWeek = 0;
DateTime.wDay = static_cast<unsigned short>(strtol( asDateTime.substr( 8, 2 ).c_str(), nullptr, 10 ));
DateTime.wHour = static_cast<unsigned short>(strtol( asDateTime.substr( 11,2 ).c_str(), nullptr, 10 ));
DateTime.wMinute = static_cast<unsigned short>(strtol( asDateTime.substr( 14,2 ).c_str(), nullptr, 10 ));
DateTime.wSecond = static_cast<unsigned short>(strtol( asDateTime.substr( 17,2 ).c_str(), nullptr, 10 ));
DateTime.wMilliseconds = 0;
//get Date info from structure
WCHAR DateBuffer[ MAX_PATH ];
int DateSize = GetDateFormatW(
LOCALE_SYSTEM_DEFAULT,
0,
&DateTime,
nullptr,
DateBuffer,
MAX_PATH );
if ( DateSize )
ws8601DateTime.assign(DateBuffer);
else
ws8601DateTime = StringToWString( asDateTime );
//get Time info from structure
WCHAR TimeBuffer[ MAX_PATH ];
int TimeSize = GetTimeFormatW(
LOCALE_SYSTEM_DEFAULT,
0,
&DateTime,
nullptr,
TimeBuffer,
MAX_PATH );
if ( TimeSize )
{
ws8601DateTime.append(L" ");
ws8601DateTime.append(TimeBuffer);
}
else
ws8601DateTime = StringToWString( asDateTime );
}
return ws8601DateTime;
}
/* Converts ISO 8601 conform duration
representation to the representation
conforming to the current locale
Expect format PTnHnMnS according to
ISO 8601 where n is arbitrary number
of digits
*/
std::wstring iso8601_duration_to_local_duration(const std::wstring& iso8601duration)
{
std::wstring days;
std::wstring hours;
std::wstring minutes;
std::wstring seconds;
std::wstring num;
for (const auto& w_ch : iso8601duration)
{
if (rtl::isAsciiDigit(w_ch)) // wchar_t is unsigned under MSVC
{
num += w_ch;
}
else
{
if (w_ch == L'D' || w_ch == L'd')
days = num;
else if (w_ch == L'H' || w_ch == L'h')
hours = num;
else if (w_ch == L'M' || w_ch == L'm')
minutes = num;
else if (w_ch == L'S' || w_ch == L's')
seconds = num;
num.clear();
}
}
if (days.length() > 0)
{
int h = (_wtoi(days.c_str()) * 24) + _wtoi(hours.c_str());
wchar_t buff[10];
_itow(h, buff, 10);
hours = buff;
}
std::wostringstream oss;
oss << std::setw(2) << std::setfill(wchar_t('0')) << hours << L":" <<
std::setw(2) << std::setfill(wchar_t('0')) << minutes << L":" <<
std::setw(2) << std::setfill(wchar_t('0')) << seconds;
return oss.str();
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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