55 lines
1.8 KiB
PHP
55 lines
1.8 KiB
PHP
<?php defined("SYSPATH") or die("No direct script access.");
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/**
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* Gallery - a web based photo album viewer and editor
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* Copyright (C) 2000-2013 Bharat Mediratta
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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class num extends num_Core {
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/**
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* Convert a size value as accepted by PHP's shorthand to bytes.
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* ref: http://us2.php.net/manual/en/function.ini-get.php
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* ref: http://us2.php.net/manual/en/faq.using.php#faq.using.shorthandbytes
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*/
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static function convert_to_bytes($val) {
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$val = trim($val);
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$last = strtolower($val[strlen($val)-1]);
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switch($last) {
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case 'g':
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$val *= 1024;
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case 'm':
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$val *= 1024;
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case 'k':
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$val *= 1024;
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}
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return $val;
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}
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/**
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* Convert a size value as accepted by PHP's shorthand to bytes.
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* ref: http://us2.php.net/manual/en/function.ini-get.php
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* ref: http://us2.php.net/manual/en/faq.using.php#faq.using.shorthandbytes
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*/
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static function convert_to_human_readable($num) {
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foreach (array("G" => 1e9, "M" => 1e6, "K" => 1e3) as $k => $v) {
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if ($num > $v) {
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$num = round($num / $v) . $k;
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}
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}
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return $num;
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}
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}
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