MathUtilExt.class.php

<?php
namespace wcf\util;

/**
 * Extended math-related functions.
 *
 * @author	Sascha Greuel <sascha@softcreatr.de>
 * @copyright	Sascha Greuel
 * @license	GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php>
 * @package	com.woltlab.wcf
 * @subpackage	util
 * @category	Community Framework
 */
final class MathUtilExt {
	/**
	 * Converts a php.ini directive (e.g. post_max_size)
	 * into an integer (Bytes)
	 *
	 * @param	string		$iniValue
	 * @return	integer
	 */
	public function toBytes($iniValue) {
		$iniValue = StringUtil::trim($iniValue);
		$s = array(
			'g' => 1 << 30,
			'm' => 1 << 20,
			'k' => 1 << 10
		);

		return intval($iniValue) * ($s[mb_strtolower(substr($iniValue, -1))] ?: 1);
	}

	private function __construct() { }
}