2FAuth/app/Helpers/Helpers.php

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<?php
namespace App\Helpers;
class Helpers
{
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/**
* Clean a version number string
*
* @param string|null $release
* @return string|false
*/
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public static function cleanVersionNumber(?string $release) : string|false
{
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// We use the regex for semver detection (see https://semver.org/)
return preg_match('/(0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)(?:-((?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?(?:\+([0-9a-zA-Z-]+(?:\.[0-9a-zA-Z-]+)*))?/', $release, $version) ? $version[0] : false;
}
/**
* Format a string to comply with Base32 format
*
* @param string $str
* @return string The filename
*/
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public static function PadToBase32Format(?string $str) : string
{
return blank($str) ? '' : strtoupper(str_pad($str, (int) ceil(strlen($str) / 8) * 8, '='));
}
/**
* Identify comma separated list of values and explode it to an array of values
*
* @param mixed $ids
*/
public static function commaSeparatedToArray($ids) : mixed
{
if (is_string($ids)) {
$regex = "/^\d+(,{1}\d+)*$/";
if (preg_match($regex, $ids)) {
$ids = explode(',', $ids);
}
}
return $ids;
}
}