<?php

​

/*

 * This file is part of the Symfony package.

 *

 * (c) Fabien Potencier <fabien@symfony.com>

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */

​

namespace Symfony\Component\Mime;

​

use Symfony\Component\Mime\Exception\InvalidArgumentException;

use Symfony\Component\Mime\Exception\LogicException;

​

/**

 * Guesses the MIME type using the PECL extension FileInfo.

 *

 * @author Bernhard Schussek <bschussek@gmail.com>

 *

 * @experimental in 4.3

 */

class FileinfoMimeTypeGuesser implements MimeTypeGuesserInterface

{

    private $magicFile;

​

    /**

     * @param string $magicFile A magic file to use with the finfo instance

     *

     * @see http://www.php.net/manual/en/function.finfo-open.php

     */

    public function __construct(string $magicFile = null)

    {

        $this->magicFile = $magicFile;

    }

​

    /**

     * {@inheritdoc}

     */

    public function isGuesserSupported(): bool

    {

        return \function_exists('finfo_open');