ZF2-06

<?PHP
use Zend\Crypt\Password\Bcrypt;

public function saveUser(Signup $signup)
{
    $bcrypt = new Bcrypt();
    $hash = $bcrypt->create(preg_replace('/\s+/', ' ', $signup->password));
    $data = array(
        'firstname' => preg_replace('/\s+/', ' ', $signup->firstname),
        'lastname' => preg_replace('/\s+/', ' ', $signup->lastname),
        'username' => preg_replace('/\s+/', ' ', $signup->username),
        'password' => $hash,
        'age' => $signup->age,
        'imgname' => $signup->fileImg,
    );
    $id = (int)$signup->id;
    if ($id == 0) {
        $this->tableGateway->insert($data);
    }
}