    public function validatePharUri(string $uri)
    {
        if ($uri === null || strlen($uri) === 0) {
            return [false, "The URI must not be empty."];
        }

        $file = substr(substr($uri, 0, strpos($uri, ".phar") + 5), 7);
        return $this->validateLocalUri($file);
    }
The software allows user input to control or influence paths or file names that are used in filesystem operations.