datetime.cpp
1 //------------------------------------------------------------------------------
2 // datetime.cpp
3 //------------------------------------------------------------------------------
4 //
5 // This library is free software; you can redistribute it and/or
6 // modify it under the terms of the GNU Lesser General Public
7 // License as published by the Free Software Foundation; either
8 // version 2.1 of the License, or (at your option) any later version.
9 //
10 // This library is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 // Lesser General Public License for more details.
14 //
15 // You should have received a copy of the GNU Lesser General Public
16 // License along with this library; if not, write to the Free Software
17 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
18 // 02110-1301 USA
19 //
20 //------------------------------------------------------------------------------
21 // Copyright (C) 2024 "Zalewa" <zalewapl@gmail.com>
22 //------------------------------------------------------------------------------
23 #include "datetime.h"
24 
25 QString DateTime::toISO8601(const QDateTime &datetime)
26 {
27  // https://stackoverflow.com/questions/21976264/qt-isodate-formatted-date-time-including-timezone
28  return datetime.toOffsetFromUtc(datetime.offsetFromUtc()).toString(Qt::ISODate);
29 }
30 
31 QString DateTime::toPathFriendlyUTCISO8601(const QDateTime &datetime)
32 {
33  return datetime.toUTC().toString("yyyy-MM-ddThhmmssZ");
34 }
35 
36 QDateTime DateTime::fromPathFriendlyUTCISO8601(const QString &datetime)
37 {
38  auto result = QDateTime::fromString(datetime, "yyyy-MM-ddThhmmssZ");
39  if (result.isValid())
40  result.setTimeSpec(Qt::UTC);
41  return result;
42 }