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<?php
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/*
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* This file is part of Composer.
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*
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* (c) Nils Adermann <naderman@naderman.de>
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* Jordi Boggiano <j.boggiano@seld.be>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Composer\Downloader;
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use Composer\Package\PackageInterface;
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/**
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* Base downloader for archives
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*
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* @author Kirill chEbba Chebunin <iam@chebba.org>
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* @author Jordi Boggiano <j.boggiano@seld.be>
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* @author François Pluchino <francois.pluchino@opendisplay.com>
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*/
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abstract class ArchiveDownloader extends FileDownloader
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{
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/**
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* {@inheritDoc}
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*/
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public function download(PackageInterface $package, $path)
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{
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parent::download($package, $path);
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$fileName = $this->getFileName($package, $path);
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if ($this->io->isVerbose()) {
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$this->io->write(' Extracting archive');
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}
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$temporaryDir = sys_get_temp_dir().'/cmp'.substr(md5(time().mt_rand()), 0, 5);
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try {
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$this->filesystem->ensureDirectoryExists($temporaryDir);
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try {
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$this->extract($fileName, $temporaryDir);
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} catch (\Exception $e) {
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// remove cache if the file was corrupted
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parent::clearCache($package, $path);
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throw $e;
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}
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unlink($fileName);
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// get file list
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$contentDir = $this->listFiles($temporaryDir);
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// only one dir in the archive, extract its contents out of it
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if (1 === count($contentDir) && !is_file($contentDir[0])) {
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$contentDir = $this->listFiles($contentDir[0]);
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}
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// move files back out of the temp dir
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foreach ($contentDir as $file) {
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$this->filesystem->rename($file, $path . '/' . basename($file));
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}
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$this->filesystem->removeDirectory($temporaryDir);
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} catch (\Exception $e) {
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// clean up
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$this->filesystem->removeDirectory($path);
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$this->filesystem->removeDirectory($temporaryDir);
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throw $e;
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}
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$this->io->write('');
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}
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/**
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* {@inheritdoc}
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*/
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protected function getFileName(PackageInterface $package, $path)
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{
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return rtrim($path.'/'.md5($path.spl_object_hash($package)).'.'.pathinfo($package->getDistUrl(), PATHINFO_EXTENSION), '.');
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}
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/**
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* {@inheritdoc}
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*/
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protected function processUrl(PackageInterface $package, $url)
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{
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if ($package->getDistReference() && strpos($url, 'github.com')) {
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if (preg_match('{^https?://(?:www\.)?github\.com/([^/]+)/([^/]+)/(zip|tar)ball/(.+)$}i', $url, $match)) {
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// update legacy github archives to API calls with the proper reference
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$url = 'https://api.github.com/repos/' . $match[1] . '/'. $match[2] . '/' . $match[3] . 'ball/' . $package->getDistReference();
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} elseif ($package->getDistReference() && preg_match('{^https?://(?:www\.)?github\.com/([^/]+)/([^/]+)/archive/.+\.(zip|tar)(?:\.gz)?$}i', $url, $match)) {
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// update current github web archives to API calls with the proper reference
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$url = 'https://api.github.com/repos/' . $match[1] . '/'. $match[2] . '/' . $match[3] . 'ball/' . $package->getDistReference();
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} elseif ($package->getDistReference() && preg_match('{^https?://api\.github\.com/repos/([^/]+)/([^/]+)/(zip|tar)ball(?:/.+)?$}i', $url, $match)) {
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// update api archives to the proper reference
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$url = 'https://api.github.com/repos/' . $match[1] . '/'. $match[2] . '/' . $match[3] . 'ball/' . $package->getDistReference();
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}
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}
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if (!extension_loaded('openssl') && (0 === strpos($url, 'https:') || 0 === strpos($url, 'http://github.com'))) {
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// bypass https for github if openssl is disabled
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if (preg_match('{^https://api\.github\.com/repos/([^/]+/[^/]+)/(zip|tar)ball/([^/]+)$}i', $url, $match)) {
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$url = 'http://nodeload.github.com/'.$match[1].'/'.$match[2].'/'.$match[3];
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} elseif (preg_match('{^https://github\.com/([^/]+/[^/]+)/(zip|tar)ball/([^/]+)$}i', $url, $match)) {
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$url = 'http://nodeload.github.com/'.$match[1].'/'.$match[2].'/'.$match[3];
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} elseif (preg_match('{^https://github\.com/([^/]+/[^/]+)/archive/([^/]+)\.(zip|tar\.gz)$}i', $url, $match)) {
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$url = 'http://nodeload.github.com/'.$match[1].'/'.$match[3].'/'.$match[2];
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} else {
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throw new \RuntimeException('You must enable the openssl extension to download files via https');
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}
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}
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return parent::processUrl($package, $url);
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}
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/**
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* Extract file to directory
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*
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* @param string $file Extracted file
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* @param string $path Directory
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*
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* @throws \UnexpectedValueException If can not extract downloaded file to path
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*/
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abstract protected function extract($file, $path);
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/**
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* Returns the list of files in a directory including dotfiles
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*/
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private function listFiles($dir)
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{
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$files = array_merge(glob($dir . '/.*'), glob($dir . '/*'));
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return array_values(array_filter($files, function ($el) {
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return basename($el) !== '.' && basename($el) !== '..';
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}));
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}
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}
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