public function isRole($email)
{
if (!$this->isEmail($email)) {
return null;
}
$user = $this->userFromEmail($email);
if ($user) {
// Load disposable domains
if (is_null($this->role)) {
$this->role = (include 'data/role.php');
}
// Search array for hostname
if (in_array($user, $this->role)) {
return true;
}
return false;
}
return null;
}