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| <?php | |
| /** | |
| * PrivateBin | |
| * | |
| * a zero-knowledge paste bin | |
| * | |
| * @link https://github.com/PrivateBin/PrivateBin | |
| * @copyright 2012 Sébastien SAUVAGE (sebsauvage.net) | |
| * @license https://www.opensource.org/licenses/zlib-license.php The zlib/libpng License | |
| * @version 1.4.0 | |
| */ | |
| namespace PrivateBin; | |
| use Exception; | |
| /** | |
| * Filter | |
| * | |
| * Provides data filtering functions. | |
| */ | |
| class Filter | |
| { | |
| /** | |
| * format a given time string into a human readable label (localized) | |
| * | |
| * accepts times in the format "[integer][time unit]" | |
| * | |
| * @access public | |
| * @static | |
| * @param string $time | |
| * @throws Exception | |
| * @return string | |
| */ | |
| public static function formatHumanReadableTime($time) | |
| { | |
| if (preg_match('/^(\d+) *(\w+)$/', $time, $matches) !== 1) { | |
| throw new Exception("Error parsing time format '$time'", 30); | |
| } | |
| switch ($matches[2]) { | |
| case 'sec': | |
| $unit = 'second'; | |
| break; | |
| case 'min': | |
| $unit = 'minute'; | |
| break; | |
| default: | |
| $unit = rtrim($matches[2], 's'); | |
| } | |
| return I18n::_(array('%d ' . $unit, '%d ' . $unit . 's'), (int) $matches[1]); | |
| } | |
| /** | |
| * format a given number of bytes in IEC 80000-13:2008 notation (localized) | |
| * | |
| * @access public | |
| * @static | |
| * @param int $size | |
| * @return string | |
| */ | |
| public static function formatHumanReadableSize($size) | |
| { | |
| $iec = array('B', 'KiB', 'MiB', 'GiB', 'TiB', 'PiB', 'EiB', 'ZiB', 'YiB'); | |
| $i = 0; | |
| while (($size / 1024) >= 1) { | |
| $size = $size / 1024; | |
| ++$i; | |
| } | |
| return number_format($size, ($i ? 2 : 0), '.', ' ') . ' ' . I18n::_($iec[$i]); | |
| } | |
| } |