mirror of
https://github.com/ConnectedHumber/Air-Quality-Web
synced 2024-12-26 11:05:01 +00:00
19 lines
470 B
PHP
19 lines
470 B
PHP
<?php
|
|
|
|
namespace SBRL;
|
|
|
|
class Generators {
|
|
|
|
/**
|
|
* Generates a cryptographically secure random id, as a hex value.
|
|
* FUTURE: Improve this to return a safe base64 to reduce length.
|
|
* @param int $length The desired length of id.
|
|
* @return string The generated id.
|
|
*/
|
|
public static function crypto_secure_id(int $length = 64) { // 64 = 32
|
|
$length = ($length < 4) ? 4 : $length;
|
|
return bin2hex(random_bytes(($length-($length%2))/2));
|
|
}
|
|
|
|
|
|
}
|