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/*
* Copyright (c) 2020, Linus Groh <linusg@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/StringBuilder.h>
#include <LibCore/DateTime.h>
#include <LibJS/Heap/Heap.h>
#include <LibJS/Runtime/Date.h>
#include <LibJS/Runtime/GlobalObject.h>
#include <sys/time.h>
#include <time.h>
namespace JS {
Date* Date::create(GlobalObject& global_object, Core::DateTime datetime, i16 milliseconds, bool is_invalid)
{
return global_object.heap().allocate<Date>(global_object, datetime, milliseconds, is_invalid, *global_object.date_prototype());
}
Date::Date(Core::DateTime datetime, i16 milliseconds, bool is_invalid, Object& prototype)
: Object(prototype)
, m_datetime(datetime)
, m_milliseconds(milliseconds)
, m_is_invalid(is_invalid)
{
}
Date::~Date()
{
}
tm Date::to_utc_tm() const
{
time_t timestamp = m_datetime.timestamp();
struct tm tm;
gmtime_r(×tamp, &tm);
return tm;
}
int Date::utc_date() const
{
return to_utc_tm().tm_mday;
}
int Date::utc_day() const
{
return to_utc_tm().tm_wday;
}
int Date::utc_full_year() const
{
return to_utc_tm().tm_year + 1900;
}
int Date::utc_hours() const
{
return to_utc_tm().tm_hour;
}
int Date::utc_minutes() const
{
return to_utc_tm().tm_min;
}
int Date::utc_month() const
{
return to_utc_tm().tm_mon;
}
int Date::utc_seconds() const
{
return to_utc_tm().tm_sec;
}
String Date::gmt_date_string() const
{
// Mon, 18 Dec 1995 17:28:35 GMT
// FIXME: Note that we're totally cheating with the timezone part here..
return datetime().to_string("%a, %e %b %Y %T GMT");
}
String Date::iso_date_string() const
{
auto tm = to_utc_tm();
int year = tm.tm_year + 1900;
int month = tm.tm_mon + 1;
StringBuilder builder;
if (year < 0)
builder.appendff("-{:06}", -year);
else if (year > 9999)
builder.appendff("+{:06}", year);
else
builder.appendff("{:04}", year);
builder.append('-');
builder.appendff("{:02}", month);
builder.append('-');
builder.appendff("{:02}", tm.tm_mday);
builder.append('T');
builder.appendff("{:02}", tm.tm_hour);
builder.append(':');
builder.appendff("{:02}", tm.tm_min);
builder.append(':');
builder.appendff("{:02}", tm.tm_sec);
builder.append('.');
builder.appendff("{:03}", m_milliseconds);
builder.append('Z');
return builder.build();
}
}
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