<?php
/**
 * @package	HikaShop for Joomla!
 * @version	4.0.1
 * @author	hikashop.com
 * @copyright	(C) 2010-2018 HIKARI SOFTWARE. All rights reserved.
 * @license	GNU/GPLv3 http://www.gnu.org/licenses/gpl-3.0.html
 */
defined('_JEXEC') or die('Restricted access');
?><?php

if(!function_exists('bccomp')) {
	function bccomp($num1, $num2, $scale = 0) {
		if(!preg_match("/^\+?(\d+)(\.\d+)?$/", $num1, $tmp1) || !preg_match("/^\+?(\d+)(\.\d+)?$/", $num2, $tmp2))
			return 0;
		$num1 = ltrim($tmp1[1], '0');
		$num2 = ltrim($tmp2[1], '0');
		if(strlen($num1) > strlen($num2))
			return 1;
		if(strlen($num1) < strlen($num2))
			return -1;
		$dec1 = isset($tmp1[2]) ? rtrim(substr($tmp1[2], 1), '0') : '';
		$dec2 = isset($tmp2[2]) ? rtrim(substr($tmp2[2], 1), '0') : '';
		if($scale != null) {
			$dec1 = substr($dec1, 0, $scale);
			$dec2 = substr($dec2, 0, $scale);
		}
		$DLen = max(strlen($dec1), strlen($dec2));
		$num1 .= str_pad($dec1, $DLen, '0');
		$num2 .= str_pad($dec2, $DLen, '0');
		for($i = 0; $i < strlen($num1); $i++) {
			if((int)$num1{$i} > (int)$num2{$i})
				return 1;
			if((int)$num1{$i} < (int)$num2{$i})
				return -1;
		}
		return 0;
	}
}
