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<?php
namespace Uptime\Runtime\Windows;
use Uptime\Runtime\RuntimeInterface;
class Boottime implements RuntimeInterface
{
/**
* Reads the wmic command which returns the last bootup time and converts it to a unix timestamp
*
* @param string $command wmic command
* @return int
*/
public function read($command = 'wmic os get lastbootuptime')
$wmicString = trim(explode("\n", shell_exec($command))[1]);
$dateTime = \DateTime::createFromFormat(
'YmdHis.uO',
$this->convertWmicOffset($wmicString)
);
return $dateTime->getTimestamp();
}
* Takes the output of wmic os get lastbootuptime and converts the offset given in minutes to an HHMM offset acceptable by PHP createFromFormat 'O'
* @param string $wmicString string output given by wmic command
* @return string
private function convertWmicOffset($wmicString)
$offset = substr($wmicString, -3);
$hours = floor($offset / 60);
$minutes = ($offset % 60);
return substr($wmicString, 0, -3) . sprintf('%02d%02d', $hours, $minutes);
marcioAlmada /
uptime
