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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Intl\Util;
use Symfony\Component\Filesystem\Filesystem;
use Symfony\Component\Intl\Exception\RuntimeException;
/**
* A SVN repository containing ICU data.
*
* @author Bernhard Schussek <bschussek@gmail.com>
*/
class SvnRepository
{
/**
* @var string The path to the repository.
*/
private $path;
/**
* @var \SimpleXMLElement
*/
private $svnInfo;
/**
* @var SvnCommit
*/
private $lastCommit;
/**
* Downloads the ICU data for the given version.
*
* @param string $url The URL to download from.
* @param string $targetDir The directory in which to store the repository.
*
* @return SvnRepository The directory where the data is stored.
*
* @throws RuntimeException If an error occurs during the download.
*/
public static function download($url, $targetDir)
{
exec('which svn', $output, $result);
if ($result !== 0) {
throw new RuntimeException('The command "svn" is not installed.');
}
$filesystem = new Filesystem();
if (!$filesystem->exists($targetDir . '/.svn')) {
$filesystem->remove($targetDir);
$filesystem->mkdir($targetDir);
exec('svn checkout ' . $url . ' ' . $targetDir, $output, $result);
if ($result !== 0) {
throw new RuntimeException('The SVN checkout of ' . $url . 'failed.');
}
}
return new static(realpath($targetDir));
}
/**
* Reads the SVN repository at the given path.
*
* @param string $path The path to the repository.
*/
public function __construct($path)
{
$this->path = $path;
}
/**
* Returns the path to the repository.
*
* @return string The path to the repository.
*/
public function getPath()
{
return $this->path;
}
/**
* Returns the URL of the repository.
*
* @return string The URL of the repository.
*/
public function getUrl()
{
return (string) $this->getSvnInfo()->entry->url;
}
/**
* Returns the last commit of the repository.
*
* @return SvnCommit The last commit.
*/
public function getLastCommit()
{
if (null === $this->lastCommit) {
$this->lastCommit = new SvnCommit($this->getSvnInfo()->entry->commit);
}
return $this->lastCommit;
}
/**
* Returns information about the SVN repository.
*
* @return \SimpleXMLElement The XML result from the "svn info" command.
*
* @throws RuntimeException If the "svn info" command failed.
*/
private function getSvnInfo()
{
if (null === $this->svnInfo) {
exec('svn info --xml '.$this->path, $output, $result);
$svnInfo = simplexml_load_string(implode("\n", $output));
if ($result !== 0) {
throw new RuntimeException('svn info failed');
}
$this->svnInfo = $svnInfo;
}
return $this->svnInfo;
}
}
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