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<?php /** * @package com_zoo * @author YOOtheme http://www.yootheme.com * @copyright Copyright (C) YOOtheme GmbH * @license http://www.gnu.org/licenses/gpl.html GNU/GPL */ /** * Utility helper class * * @package Framework.Helpers */ class UtilityHelper extends AppHelper { /** * Generates a universally unique identifier (UUID v4) according to RFC 4122 * Version 4 UUIDs are pseudo-random. * * @return string The UUID * * @since 1.0.0 */ public function generateUUID() { return sprintf( '%04x%04x-%04x-%04x-%04x-%04x%04x%04x', mt_rand(0, 0xffff), mt_rand(0, 0xffff), mt_rand(0, 0xffff), mt_rand(0, 0x0fff) | 0x4000, mt_rand(0, 0x3fff) | 0x8000, mt_rand(0, 0xffff), mt_rand(0, 0xffff), mt_rand(0, 0xffff)); } /** * Get debug informations * * @param array $trace The debugtrace array * @param int $index The index of the array to parse (default: 0) * * @return string The debug info * * @since 1.0.0 */ public function debugInfo($trace, $index = 0) { if (isset($trace[$index])) { $file = $this->app->path->relative($trace[$index]['file']); $line = $trace[$index]['line']; return sprintf('File: %s, Line: %s', $file, $line); } return null; } /** * Translate PHP ini shorthand notation in bytes * * @param string $size_str The ini string * * @return string The value in bytes * * @since 1.0.0 */ public function returnBytes ($size_str) { switch (substr ($size_str, -1)) { case 'M': case 'm': return (int) $size_str * 1048576; case 'K': case 'k': return (int) $size_str * 1024; case 'G': case 'g': return (int) $size_str * 1073741824; default: return $size_str; } } }
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