public function setGenerator($secure = true, Generator $generator = null)
{
if ($secure === true && $generator === null) {
if ($this->hasMCrypt()) {
$this->generator = new MCrypt();
} elseif ($this->hasOpenSSL()) {
$this->generator = new OpenSSL();
} else {
throw new errors\Insecure('MCrypt or OpenSSL extension not found');
}
} elseif ($generator !== null) {
$this->generator = $generator;
} else {
$this->generator = new Basic();
}
if ($secure === true) {
if ($generator->isSecure() === false) {
throw new errors\Insecure('The provided generator is not a CSPRNG');
}
}
return true;
}
