SimplePie::store_links( SimplePie\HTTP\Response $file, ?string $hub, ?string $self )

3399    private function store_links(Response $file, ?string $hub, ?string $self): Response3400    {3401        $linkHeaderLine = $file->get_header_line('link');3402        $linkHeader = $file->get_header('link');3403 3404        if ($hub && !preg_match('/rel=hub/', $linkHeaderLine)) {3405            $linkHeader[] = '<'.$hub.'>; rel=hub';3406        }3407 3408        if ($self && !preg_match('/rel=self/', $linkHeaderLine)) {3409            $linkHeader[] = '<'.$self.'>; rel=self';3410        }3411 3412        if (count($linkHeader) > 0) {3413            $file = $file->with_header('link', $linkHeader);3414        }3415 3416        return $file;3417    }