PHP.php

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<?php

declare(strict_types=1);

namespace ILIAS\FileDelivery\FileDeliveryTypes;

use ILIAS\FileDelivery\ilFileDeliveryType;
use ILIAS\HTTP\Services;

/******************************************************************************
 *
 * This file is part of ILIAS, a powerful learning management system.
 *
 * ILIAS is licensed with the GPL-3.0, you should have received a copy
 * of said license along with the source code.
 *
 * If this is not the case or you just want to try ILIAS, you'll find
 * us at:
 *      https://www.ilias.de
 *      https://github.com/ILIAS-eLearning
 *
 *****************************************************************************/
final class PHP implements ilFileDeliveryType
{
    protected $file;
    protected \ILIAS\HTTP\Services $httpService;


    public function __construct(Services $httpState)
    {
        $this->httpService = $httpState;
    }


    public function doesFileExists(string $path_to_file): bool
    {
        return is_readable($path_to_file);
    }


    public function prepare(string $path_to_file): bool
    {
        set_time_limit(0);
        $this->file = fopen($path_to_file, "rb");

        return true;
    }


    public function deliver(string $path_to_file, bool $file_marked_to_delete): void
    {
        $this->httpService->sendResponse();
        fpassthru($this->file);
        // Fix for mantis 22594
        fclose($this->file);
    }


    public function supportsInlineDelivery(): bool
    {
        return true;
    }


    public function supportsAttachmentDelivery(): bool
    {
        return true;
    }


    public function supportsStreaming(): bool
    {
        return false;
    }


    public function handleFileDeletion(string $path_to_file): bool
    {
        return unlink($path_to_file);
    }
}