ladybird/Libraries/LibJS/Runtime/Date.h
Nico Weber 697faba147 LibJS: Make Date.getUTCSeconds() call through to LibC
The tzset documentation says that TZ allows a per-second local timezone,
so don't be needlessly clever here.

No observable behavior difference at this point, but if we ever
implement tzset, this will have a small effect.
2020-08-24 18:21:16 +02:00

94 lines
3.7 KiB
C++

/*
* Copyright (c) 2020, Linus Groh <mail@linusgroh.de>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <LibCore/DateTime.h>
#include <LibJS/Runtime/Object.h>
namespace JS {
class Date final : public Object {
JS_OBJECT(Date, Object);
public:
static Date* create(GlobalObject&, Core::DateTime, u16 milliseconds);
Date(Core::DateTime datetime, u16 milliseconds, Object& prototype);
virtual ~Date() override;
Core::DateTime& datetime() { return m_datetime; }
const Core::DateTime& datetime() const { return m_datetime; }
int date() const { return datetime().day(); }
int day() const { return datetime().weekday(); }
int full_year() const { return datetime().year(); }
int hours() const { return datetime().hour(); }
u16 milliseconds() const { return m_milliseconds; }
int minutes() const { return datetime().minute(); }
int month() const { return datetime().month() - 1; }
int seconds() const { return datetime().second(); }
double time() const { return datetime().timestamp() * 1000.0 + milliseconds(); }
int year() const { return datetime().day(); }
int utc_date() const;
int utc_day() const;
int utc_full_year() const;
int utc_hours() const;
int utc_milliseconds() const { return milliseconds(); }
int utc_minutes() const;
int utc_month() const;
int utc_seconds() const;
String date_string() const { return m_datetime.to_string("%a %b %d %Y"); }
// FIXME: Deal with timezones once SerenityOS has a working tzset(3)
String time_string() const { return m_datetime.to_string("%T GMT+0000 (UTC)"); }
String string() const
{
return String::format("%s %s", date_string().characters(), time_string().characters());
}
String iso_date_string() const;
// FIXME: One day, implement real locale support. Until then, everyone gets what the Clock MenuApplet displays.
String locale_date_string() const { return m_datetime.to_string("%Y-%m-%d"); }
String locale_string() const { return m_datetime.to_string(); }
String locale_time_string() const { return m_datetime.to_string("%H:%M:%S"); }
virtual Value value_of() const override
{
return Value(static_cast<double>(m_datetime.timestamp() * 1000 + m_milliseconds));
}
private:
tm to_utc_tm() const;
virtual bool is_date() const final { return true; }
Core::DateTime m_datetime;
u16 m_milliseconds;
};
}