public static function timeInterval($interval, $append = null, $human = true)
{
static::initI18N();
$intervals = static::$intervals;
$elapsed = '';
if ($append === null) {
$append = ' ' . Yii::t('kvenum', 'ago');
}
if ($human) {
if ($interval <= 0) {
$elapsed = Yii::t('kvenum', 'a moment ago');
} elseif ($interval < 60) {
$elapsed = Yii::t('kvenum', '{n, plural, one{one second} other{# seconds}}', ['n' => $interval]);
} elseif ($interval >= 60 && $interval < $intervals['hour']) {
$interval = floor($interval / $intervals['minute']);
$elapsed = Yii::t('kvenum', '{n, plural, one{one minute} other{# minutes}}', ['n' => $interval]);
} elseif ($interval >= $intervals['hour'] && $interval < $intervals['day']) {
$interval = floor($interval / $intervals['hour']);
$elapsed = Yii::t('kvenum', '{n, plural, one{one hour} other{# hours}}', ['n' => $interval]);
} elseif ($interval >= $intervals['day'] && $interval < $intervals['week']) {
$interval = floor($interval / $intervals['day']);
$elapsed = Yii::t('kvenum', '{n, plural, one{one day} other{# days}}', ['n' => $interval]);
} elseif ($interval >= $intervals['week'] && $interval < $intervals['month']) {
$interval = floor($interval / $intervals['week']);
$elapsed = Yii::t('kvenum', '{n, plural, one{one week} other{# weeks}}', ['n' => $interval]);
} elseif ($interval >= $intervals['month'] && $interval < $intervals['year']) {
$interval = floor($interval / $intervals['month']);
$elapsed = Yii::t('kvenum', '{n, plural, one{one month} other{# months}}', ['n' => $interval]);
} elseif ($interval >= $intervals['year']) {
$interval = floor($interval / $intervals['year']);
$elapsed = Yii::t('kvenum', '{n, plural, one{one year} other{# years}}', ['n' => $interval]);
}
} else {
$elapsed = static::time2String($interval, $intervals);
}
return $elapsed . $append;
}