RunOpenCode\Backup\Utils\Filesize

Complexity

Total Complexity

4

Size/Duplication

Total Lines	45
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	0

Test Coverage

Coverage

100%

Importance

Changes	4
Bugs	0	Features	2

2 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	1	1
A	getBytes()	0	17	3

<?php
/*
 * This file is part of the Backup package, an RunOpenCode project.
 *
 * (c) 2015 RunOpenCode
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 *
 * This project is fork of "kbond/php-backup", for full credits info, please
 * view CREDITS file that was distributed with this source code.
 */
namespace RunOpenCode\Backup\Utils;

/**
 * Class Filesize
 *
 * File size utilities
 *
 * @package RunOpenCode\Backup\Utils
 */
final class Filesize
{
    private function __construct() {}

    private static $units = array(
        't' => 8796093022208,
        'tb' => 8796093022208,
        'g' => 8589934592,
        'gb' => 8589934592,
        'm' => 8388608,
        'mb' => 8388608
    );

    /**
     * Get bytes from formatted string size.
     *
     * E.g:
     *
     * 1m, 1mb => megabytes
     * 1g, 1gb => gigabytes
     * 1t, 1tb => terabytes
     *
     * Note: size format is case insensitive.
     *
     * @param $size
     * @return int
     */
    public static function getBytes($size)
    {
        if (is_numeric($size)) {
            return intval($size);
        }

        $size = strtolower(trim($size));

        $numeric = preg_replace('/[^0-9]/', '', $size);
        $unit = str_replace($numeric, '', $size);

        if (isset(self::$units[$unit])) {
            return $numeric * self::$units[$unit];
        }

        throw new \InvalidArgumentException(sprintf('Unknown size format: "%s"', $size));
    }
}