public function getToken()
{
if (!isset($this->session['request_token'])) {
$this->session['request_token'] = Binary::base64Encode(Random::bytes(32), true);
}
return $this->session['request_token'];
}
/**
* {@inheritdoc}
*/
public function createSession($userData, $validUntil)
{
$sessionId = Binary::base64Encode(Random::bytes(32), true);
$this->lock['session'] = $sessionId;
$this->lock->save();
return $sessionId;
}
/**
* Generate a random salt.
* @return string Salt.
*/
public function genSalt()
{
$bytes = Random::bytes($this->saltLength);
$b64 = rtrim(base64_encode($bytes), '=');
$salt = Binary::slice(str_replace('+', '.', $b64), 0, $this->saltLength);
return $this->prefix . $salt;
}