Uptime\System

Complexity

Total Complexity

7

Size/Duplication

Total Lines	46
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	2

Importance

Changes	4
Bugs	1	Features	3

6 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	7	2
A	getSystem()	0	4	1
A	getBoottime()	0	4	1
A	getUptime()	0	4	1
A	getTime()	0	8	1
A	createFromContext()	0	4	1

<?php

namespace Uptime;

use Uptime\System\SystemInterface;
use Uptime\System\SystemTable;
use Uptime\System\UnsupportedSystemException;

/**
 * System
 *
 * Provides a cross-platform way to figure out the system uptime and boottime
 * Should work on most common operating systems supported by PHP
 *
 */
class System implements SystemInterface
{

    const ERROR = 'System "%s" is not supported yet. Patches welcome :)';

    const RUNTIME_CLASS = '\Uptime\Runtime\\%s\\%s';

    protected $system;

    public function __construct($system = PHP_OS)
    {
        $this->system = SystemTable::getSystemIdentifier( $system );
        if (!$this->system) {
            throw new UnsupportedSystemException( sprintf( self::ERROR, $system ) );
        }
    }

    public function getSystem()
    {
        return $this->system;
    }

    public function getBoottime()
    {
        return $this->getTime('Boottime');
    }

    public function getUptime()
    {
        return $this->getTime('Uptime');
    }

    private function getTime($value_object)
    {
        $class = sprintf(self::RUNTIME_CLASS, $this->system,  $value_object);
        $runtime = new $class();
        $value_object = 'Uptime\\' . $value_object;

        return new $value_object( $runtime->read() );
    }

    public static function createFromContext()
    {
        return new self();
    }
}