Model_Auth_User::username_available PHP Method

username_available() public method

Validation callback.
public username_available ( Validate $array, $field ) : void
$array Validate
return void
    public function username_available(Validate $array, $field)
    {
        if ($this->unique_key_exists($array[$field], 'username')) {
            $array->error($field, 'username_available', array($array[$field]));
        }
    }