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<?php
/*
* This file is part of the Fxp Composer Asset Plugin package.
*
* (c) François Pluchino <francois.pluchino@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Fxp\Composer\AssetPlugin\Repository\Vcs;
use Composer\Config;
use Composer\Downloader\TransportException;
use Composer\IO\IOInterface;
use Composer\Json\JsonFile;
use Composer\Repository\Vcs\SvnDriver as BaseSvnDriver;
/**
* SVN vcs driver.
*
* @author François Pluchino <francois.pluchino@gmail.com>
*/
class SvnDriver extends BaseSvnDriver
{
/**
* {@inheritdoc}
*/
public function initialize()
{
$this->url = 0 === strpos($this->url, 'svn+http')
? substr($this->url, 4)
: $this->url;
parent::initialize();
}
/**
* {@inheritdoc}
*/
public function getComposerInformation($identifier)
{
$identifier = '/'.trim($identifier, '/').'/';
$this->infoCache[$identifier] = Util::readCache($this->infoCache, $this->cache, $this->repoConfig['asset-type'], trim($identifier, '/'), true);
if (!isset($this->infoCache[$identifier])) {
list($path, $rev) = $this->getPathRev($identifier);
$resource = $path.$this->repoConfig['filename'];
$output = $this->getComposerContent($resource, $rev);
$composer = $this->parseComposerContent($output, $resource, $path, $rev);
Util::writeCache($this->cache, $this->repoConfig['asset-type'], trim($identifier, '/'), $composer, true);
$this->infoCache[$identifier] = $composer;
}
return $this->infoCache[$identifier];
}
/**
* {@inheritdoc}
*/
public static function supports(IOInterface $io, Config $config, $url, $deep = false)
{
if (0 === strpos($url, 'http') && preg_match('/\/svn|svn\//i', $url)) {
$url = 'svn'.substr($url, strpos($url, '://'));
}
return parent::supports($io, $config, $url, $deep);
}
/**
* Get path and rev.
*
* @param string $identifier The identifier
*
* @return string[]
*/
protected function getPathRev($identifier)
{
$path = $identifier;
$rev = '';
preg_match('{^(.+?)(@\d+)?/$}', $identifier, $match);
if (!empty($match[2])) {
$path = $match[1];
$rev = $match[2];
}
return array($path, $rev);
}
/**
* Get the composer content.
*
* @param string $resource The resource
* @param string $rev The rev
*
* @throws TransportException
*
* @return null|string The composer content
*/
protected function getComposerContent($resource, $rev)
{
$output = null;
try {
$output = $this->execute($this->getSvnCredetials('svn cat'), $this->baseUrl.$resource.$rev);
} catch (\RuntimeException $e) {
throw new TransportException($e->getMessage());
}
return $output;
}
/**
* Parse the content of composer.
*
* @param null|string $output The output of process executor
* @param string $resource The resouce
* @param string $path The path
* @param string $rev The rev
*
* @return array The composer
*/
protected function parseComposerContent($output, $resource, $path, $rev)
{
if (!trim($output)) {
return array('_nonexistent_package' => true);
}
$composer = (array) JsonFile::parseJson($output, $this->baseUrl.$resource.$rev);
return $this->addComposerTime($composer, $path, $rev);
}
/**
* Add time in composer.
*
* @param array $composer The composer
* @param string $path The path
* @param string $rev The rev
*
* @return array The composer
*/
protected function addComposerTime(array $composer, $path, $rev)
{
if (!isset($composer['time'])) {
$output = $this->execute($this->getSvnCredetials('svn info'), $this->baseUrl.$path.$rev);
foreach ($this->process->splitLines($output) as $line) {
if ($line && preg_match('{^Last Changed Date: ([^(]+)}', $line, $match)) {
$date = new \DateTime($match[1], new \DateTimeZone('UTC'));
$composer['time'] = $date->format('Y-m-d H:i:s');
break;
}
}
}
return $composer;
}
/**
* Get the credentials of SVN.
*
* @param string $command The command
*
* @return string
*/
protected function getSvnCredetials($command)
{
$httpBasic = $this->config->get('http-basic');
$parsedUrl = parse_url($this->baseUrl);
$svnCommand = $command;
if ($parsedUrl && isset($httpBasic[$parsedUrl['host']])) {
if ($httpBasic[$parsedUrl['host']]['username'] && $httpBasic[$parsedUrl['host']]['password']) {
$uname = $httpBasic[$parsedUrl['host']]['username'];
$pw = $httpBasic[$parsedUrl['host']]['password'];
$svnCommand = $command.sprintf(' --username %s --password %s --no-auth-cache', $uname, $pw);
}
}
return $svnCommand;
}
}