Viewing file:  VcsDriver.php (4.69 KB) -rw-r--r--
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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\Repository\Vcs;
use Composer\Cache;
use Composer\Downloader\TransportException;
use Composer\Config;
use Composer\IO\IOInterface;
use Composer\Json\JsonFile;
use Composer\Util\ProcessExecutor;
use Composer\Util\HttpDownloader;
use Composer\Util\Filesystem;
use Composer\Util\Http\Response;
/**
* A driver implementation for driver with authentication interaction.
*
* @author François Pluchino <francois.pluchino@opendisplay.com>
*/
abstract class VcsDriver implements VcsDriverInterface
{
/** @var string */
protected $url;
/** @var string */
protected $originUrl;
/** @var array */
protected $repoConfig;
/** @var IOInterface */
protected $io;
/** @var Config */
protected $config;
/** @var ProcessExecutor */
protected $process;
/** @var HttpDownloader */
protected $httpDownloader;
/** @var array */
protected $infoCache = array();
/** @var Cache */
protected $cache;
/**
* Constructor.
*
* @param array $repoConfig The repository configuration
* @param IOInterface $io The IO instance
* @param Config $config The composer configuration
* @param HttpDownloader $httpDownloader Remote Filesystem, injectable for mocking
* @param ProcessExecutor $process Process instance, injectable for mocking
*/
final public function __construct(array $repoConfig, IOInterface $io, Config $config, HttpDownloader $httpDownloader, ProcessExecutor $process)
{
if (Filesystem::isLocalPath($repoConfig['url'])) {
$repoConfig['url'] = Filesystem::getPlatformPath($repoConfig['url']);
}
$this->url = $repoConfig['url'];
$this->originUrl = $repoConfig['url'];
$this->repoConfig = $repoConfig;
$this->io = $io;
$this->config = $config;
$this->httpDownloader = $httpDownloader;
$this->process = $process;
}
/**
* Returns whether or not the given $identifier should be cached or not.
*
* @param string $identifier
* @return bool
*/
protected function shouldCache($identifier)
{
return $this->cache && preg_match('{^[a-f0-9]{40}$}iD', $identifier);
}
/**
* {@inheritdoc}
*/
public function getComposerInformation($identifier)
{
if (!isset($this->infoCache[$identifier])) {
if ($this->shouldCache($identifier) && $res = $this->cache->read($identifier)) {
return $this->infoCache[$identifier] = JsonFile::parseJson($res);
}
$composer = $this->getBaseComposerInformation($identifier);
if ($this->shouldCache($identifier)) {
$this->cache->write($identifier, json_encode($composer));
}
$this->infoCache[$identifier] = $composer;
}
return $this->infoCache[$identifier];
}
protected function getBaseComposerInformation($identifier)
{
$composerFileContent = $this->getFileContent('composer.json', $identifier);
if (!$composerFileContent) {
return null;
}
$composer = JsonFile::parseJson($composerFileContent, $identifier . ':composer.json');
if (empty($composer['time']) && $changeDate = $this->getChangeDate($identifier)) {
$composer['time'] = $changeDate->format(DATE_RFC3339);
}
return $composer;
}
/**
* {@inheritDoc}
*/
public function hasComposerFile($identifier)
{
try {
return (bool) $this->getComposerInformation($identifier);
} catch (TransportException $e) {
}
return false;
}
/**
* Get the https or http protocol depending on SSL support.
*
* Call this only if you know that the server supports both.
*
* @return string The correct type of protocol
*/
protected function getScheme()
{
if (extension_loaded('openssl')) {
return 'https';
}
return 'http';
}
/**
* Get the remote content.
*
* @param string $url The URL of content
*
* @return Response
*/
protected function getContents($url)
{
$options = isset($this->repoConfig['options']) ? $this->repoConfig['options'] : array();
return $this->httpDownloader->get($url, $options);
}
/**
* {@inheritDoc}
*/
public function cleanup()
{
return;
}
}
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