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allow passing a $secretSize when generating a secret #204

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allow passing a $secretSize when generating a secret #204

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4 changes: 2 additions & 2 deletions src/HOTP.php
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Original file line number Diff line number Diff line change
Expand Up @@ -41,9 +41,9 @@ public static function createFromSecret(string $secret): self
return $htop;
}

public static function generate(): self
public static function generate(int $secretSize = null): self
{
return self::createFromSecret(self::generateSecret());
return self::createFromSecret(self::generateSecret($secretSize));
}

public function getCounter(): int
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4 changes: 2 additions & 2 deletions src/OTP.php
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Expand Up @@ -43,9 +43,9 @@ public function at(int $input): string
/**
* @return non-empty-string
*/
final protected static function generateSecret(): string
final protected static function generateSecret(int $secretSize = null): string
{
return Base32::encodeUpper(random_bytes(self::DEFAULT_SECRET_SIZE));
return Base32::encodeUpper(random_bytes($secretSize ?? self::DEFAULT_SECRET_SIZE));
}

/**
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4 changes: 2 additions & 2 deletions src/TOTP.php
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Expand Up @@ -62,9 +62,9 @@ public static function createFromSecret(string $secret, ?ClockInterface $clock =
return $totp;
}

public static function generate(?ClockInterface $clock = null): self
public static function generate(?ClockInterface $clock = null, int $secretSize = null): self
{
return self::createFromSecret(self::generateSecret(), $clock);
return self::createFromSecret(self::generateSecret($secretSize), $clock);
}

public function getPeriod(): int
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