Online PHP editor | rfc for N0ERl

@ 2026-06-18T10:22:09Z

<?php


$serverSeed = getenv('PF_SERVER_SEED') ?: '...';   // 32 hex
$serverSalt = getenv('PF_SERVER_SALT') ?: '...';   // 16 hex
$publicHash = getenv('PF_PUBLIC_HASH') ?: '...';   // 64 hex
$clientSeed = getenv('PF_CLIENT_SEED') ?: '...';
$nonce      = (int) (getenv('PF_NONCE') ?: 0);
$maxRoll    = (int) (getenv('PF_MAX_ROLL') ?: 100000);
$expectedRoll = getenv('PF_EXPECTED_ROLL') !== false ? (int) getenv('PF_EXPECTED_ROLL') : null;
// ───────────────────────────────────────────────────────────────────────────

$roll = (hexdec(substr(hash_hmac('sha512', $serverSeed, "$clientSeed-$nonce"), 0, 15)) % $maxRoll) + 1;
$hashOk = hash_equals($publicHash, hash_hmac('sha256', $serverSeed, $serverSalt));

printf("public hash matches: %s\n", $hashOk ? 'YES' : 'NO');
printf("roll: %d  (full 1..%d)\n", $roll, $maxRoll);
if ($expectedRoll !== null) {
    printf("matches API roll (%d): %s\n", $expectedRoll, $roll === $expectedRoll ? 'YES' : 'NO');
}

Output for git.master_jit, git.master: public hash matches: NO roll: 64331 (full 1..100000)

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2022-12-01 RFC: Property hooks - included in PHP 8.4
2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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