Gecko [ www.foryou-vip.com ]

Name	Size	Permission	Date
ArchiveDownloader.php	6.14 KB	-rw-r--r--	2016-11-03 17:43
ChangeReportInterface.php	766 B	-rw-r--r--	2016-11-03 17:43
DownloadManager.php	10.27 KB	-rw-r--r--	2016-11-03 17:43
DownloaderInterface.php	1.74 KB	-rw-r--r--	2016-11-03 17:43
DvcsDownloaderInterface.php	782 B	-rw-r--r--	2016-11-03 17:43
FileDownloader.php	8.94 KB	-rw-r--r--	2016-11-03 17:43
FilesystemException.php	672 B	-rw-r--r--	2016-11-03 17:43
FossilDownloader.php	3.92 KB	-rw-r--r--	2021-05-09 23:44
GitDownloader.php	18.61 KB	-rw-r--r--	2021-05-09 23:44
GzipDownloader.php	2.54 KB	-rw-r--r--	2021-05-09 23:44
HgDownloader.php	3.24 KB	-rw-r--r--	2021-05-09 23:44
PathDownloader.php	5.82 KB	-rw-r--r--	2016-11-03 17:43
PearPackageExtractor.php	11.39 KB	-rw-r--r--	2016-11-03 17:43
PerforceDownloader.php	2.82 KB	-rw-r--r--	2016-11-03 17:43
PharDownloader.php	937 B	-rw-r--r--	2016-11-03 17:43
RarDownloader.php	2.99 KB	-rw-r--r--	2021-05-09 23:44
SvnDownloader.php	6.56 KB	-rw-r--r--	2016-11-03 17:43
TarDownloader.php	697 B	-rw-r--r--	2016-11-03 17:43
TransportException.php	1009 B	-rw-r--r--	2016-11-03 17:43
VcsCapableDownloaderInterface.php	796 B	-rw-r--r--	2016-11-03 17:43
VcsDownloader.php	9.91 KB	-rw-r--r--	2016-11-03 17:43
XzDownloader.php	1.67 KB	-rw-r--r--	2016-11-03 17:43
ZipDownloader.php	4.75 KB	-rw-r--r--	2016-11-03 17:43

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<?php

/*
 * This file is part of Composer.
 *
 * (c) Nils Adermann <naderman@naderman.de>
 *     Jordi Boggiano <j.boggiano@seld.be>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Composer\Downloader;

use Composer\Config;
use Composer\Cache;
use Composer\EventDispatcher\EventDispatcher;
use Composer\Package\PackageInterface;
use Composer\Util\Platform;
use Composer\Util\ProcessExecutor;
use Composer\Util\RemoteFilesystem;
use Composer\IO\IOInterface;

/**
 * GZip archive downloader.
 *
 * @author Pavel Puchkin <i@neoascetic.me>
 */
class GzipDownloader extends ArchiveDownloader
{
    protected $process;

public function __construct(IOInterface $io, Config $config, EventDispatcher $eventDispatcher = null, Cache $cache = null, ProcessExecutor $process = null, RemoteFilesystem $rfs = null)
    {
        $this->process = $process ?: new ProcessExecutor($io);
        parent::__construct($io, $config, $eventDispatcher, $cache, $rfs);
    }

protected function extract($file, $path)
    {
        $targetFilepath = $path . DIRECTORY_SEPARATOR . basename(substr($file, 0, -3));

// Try to use gunzip on *nix
        if (!Platform::isWindows()) {
            $command = 'gzip -cd -- ' . ProcessExecutor::escape($file) . ' > ' . ProcessExecutor::escape($targetFilepath);

if (0 === $this->process->execute($command, $ignoredOutput)) {
                return;
            }

if (extension_loaded('zlib')) {
                // Fallback to using the PHP extension.
                $this->extractUsingExt($file, $targetFilepath);

return;
            }

$processError = 'Failed to execute ' . $command . "\n\n" . $this->process->getErrorOutput();
            throw new \RuntimeException($processError);
        }

// Windows version of PHP has built-in support of gzip functions
        $this->extractUsingExt($file, $targetFilepath);
    }

/**
     * {@inheritdoc}
     */
    protected function getFileName(PackageInterface $package, $path)
    {
        return $path.'/'.pathinfo(parse_url($package->getDistUrl(), PHP_URL_PATH), PATHINFO_BASENAME);
    }

private function extractUsingExt($file, $targetFilepath)
    {
        $archiveFile = gzopen($file, 'rb');
        $targetFile = fopen($targetFilepath, 'wb');
        while ($string = gzread($archiveFile, 4096)) {
            fwrite($targetFile, $string, Platform::strlen($string));
        }
        gzclose($archiveFile);
        fclose($targetFile);
    }
}