lyx_mirror/src/support/lyxtime.cpp
2020-02-29 00:06:35 -05:00

69 lines
1.6 KiB
C++
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

/**
* \file lyxtime.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author John Levon
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "support/lyxtime.h"
#include "support/debug.h"
#include "support/environment.h"
#include "support/lstrings.h"
#include "support/qstring_helpers.h"
#include <QDateTime>
#include <QLocale>
using namespace std;
namespace lyx {
namespace support {
time_t current_time()
{
return time(nullptr);
}
docstring formatted_datetime(time_t t, string const & fmt)
{
QString qres;
if (fmt.empty())
qres = QLocale().toString(QDateTime::fromTime_t(t),
QLocale::ShortFormat);
else
qres = QLocale().toString(QDateTime::fromTime_t(t), toqstr(fmt));
return qstring_to_ucs4(qres);
}
time_t from_asctime_utc(string t)
{
// Example for the format: "Sun Nov 6 10:39:39 2011\n"
// Generously remove trailing '\n' (and other whitespace if needed)
t = trim(t, " \t\r\n");
// toDateTime() is too stupid to recognize variable amounts of
// whitespace (needed because ctime() outputs double spaces before
// single digit day numbers and hours)
t = subst(t, " ", " ");
QString const format("ddd MMM d H:mm:ss yyyy");
QLocale loc("C");
QDateTime loc_dt = loc.toDateTime(toqstr(t), format);
if (!loc_dt.isValid()) {
LYXERR(Debug::LOCALE, "Could not parse `" << t
<< "´ (invalid format)");
return static_cast<time_t>(-1);
}
loc_dt.setTimeSpec(Qt::UTC);
return loc_dt.toTime_t();
}
} // namespace support
} // namespace lyx