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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;
}
}
}