Files
kimai2/src/Utils/Duration.php
2018-09-01 17:54:17 +02:00

119 lines
3.3 KiB
PHP

<?php
/*
* This file is part of the Kimai time-tracking app.
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace App\Utils;
/**
* A simple class to help with timesheet record durations.
*/
class Duration
{
public const FORMAT_COLON = 'colon';
public const FORMAT_NATURAL = 'natural';
public const FORMAT_SECONDS = 'seconds';
public const FORMAT_WITH_SECONDS = '%h:%m:%s';
public const FORMAT_NO_SECONDS = '%h:%m';
/**
* Transforms seconds into a duration string.
*
* @param $seconds
* @param string $format
* @return string
*/
public function format($seconds, $format = self::FORMAT_NO_SECONDS)
{
$hour = floor($seconds / 3600);
$minute = floor(($seconds / 60) % 60);
$hour = $hour > 9 ? $hour : '0' . $hour;
$minute = $minute > 9 ? $minute : '0' . $minute;
$second = $seconds % 60;
$second = $second > 9 ? $second : '0' . $second;
$formatted = str_replace('%h', $hour, $format);
$formatted = str_replace('%m', $minute, $formatted);
return str_replace('%s', $second, $formatted);
}
/**
* @param string $duration
* @return string
*/
public function parseDurationString($duration)
{
if (false !== stripos($duration, ':')) {
return $this->parseDuration($duration, self::FORMAT_COLON);
}
if (is_numeric($duration) && $duration == (int) $duration) {
return $this->parseDuration($duration, self::FORMAT_SECONDS);
}
return $this->parseDuration($duration, self::FORMAT_NATURAL);
}
/**
* @param string $duration
* @param string $mode
* @return int
* @throws \InvalidArgumentException
*/
public function parseDuration(string $duration, string $mode)
{
if (empty($duration)) {
return 0;
}
$seconds = 0;
switch ($mode) {
case self::FORMAT_COLON:
$parts = explode(':', $duration);
if (count($parts) < 2) {
throw new \InvalidArgumentException('Colon format cannot parse: ' . $duration);
}
$seconds = 0;
if (3 == count($parts)) {
$seconds += array_pop($parts);
}
$seconds += $parts[1] * 60;
$seconds += $parts[0] * 3600;
break;
case self::FORMAT_NATURAL:
try {
$interval = new \DateInterval('PT' . strtoupper($duration));
$reference = new \DateTimeImmutable();
$endTime = $reference->add($interval);
$seconds = $endTime->getTimestamp() - $reference->getTimestamp();
} catch (\Exception $e) {
throw new \InvalidArgumentException('Invalid input for natural format: ' . $duration);
}
break;
case self::FORMAT_SECONDS:
$seconds = (int) $duration;
break;
default:
throw new \InvalidArgumentException('Invalid duration format: ' . $mode);
}
if ($seconds < 0) {
return 0;
}
return $seconds;
}
}