/**
* {@inheritdoc}
*/
public static function fromInternal($stamp, $format = null)
{
if (!in_array(strtolower($format), ['jd', 'gjd', 'geo', 'geo-centric', 'rjd', 'reduced', 'mjd', 'modified', 'tjd', 'truncated', 'djd', 'dublin', 'j1900', 'j2000', 'lilian', 'rata-die', 'mars-sol'])) {
$format = 'gjd';
}
$jdc = BC::add(BC::div(Calends::fromInternalToUnix($stamp), 86400, 18), 2440587.5, 18);
if (in_array(strtolower($format), ['jd', 'gjd', 'geo', 'geo-centric'])) {
$output = $jdc;
} elseif (in_array(strtolower($format), ['rjd', 'reduced'])) {
$output = BC::sub($jdc, '2400000', 18);
} elseif (in_array(strtolower($format), ['mjd', 'modified'])) {
$output = BC::sub($jdc, '2400000.5', 18);
} elseif (in_array(strtolower($format), ['tjd', 'truncated'])) {
$output = BC::intval(BC::sub($jdc, '2440000.5', 18), 0);
} elseif (in_array(strtolower($format), ['djd', 'dublin', 'j1900'])) {
$output = BC::sub($jdc, '2415020', 18);
} elseif (in_array(strtolower($format), ['j2000'])) {
$output = BC::sub($jdc, '2451545', 18);
} elseif (in_array(strtolower($format), ['lilian'])) {
$output = BC::intval(BC::sub($jdc, '2299159.5', 18), 0);
} elseif (in_array(strtolower($format), ['rata-die'])) {
$output = BC::intval(BC::sub($jdc, '1721424.5', 18), 0);
} elseif (in_array(strtolower($format), ['mars-sol'])) {
$output = BC::div(BC::sub($jdc, '2405522', 18), '1.02749', 18);
}
return $output;
}
/**
* Gets the number of seconds between the start and end times
*
* @api
*
* @return float|integer
**/
public function getDuration($scale = 18)
{
return BC::round($this->duration, BC::intval($scale, 0));
}
