public function edit(&$user, &$pass)
{
if (!valid::user($user)) {
$this->error = 'This user does not already exist.';
return false;
}
if (!$this->exists($user)) {
$this->error = 'This user does not already exist.';
return false;
}
if (!valid::pass($pass)) {
$this->error = 'This is not a valid password.';
return false;
}
return $this->delete($user) && $this->add($user, $pass);
}