<?php

namespace Composer\Repository;

use Composer\IO\IOInterface;
use Composer\Json\JsonFile;
use Composer\Package\BasePackage;
use Composer\Package\Loader\ArrayLoader;
use Composer\Package\Loader\LoaderInterface;
use Composer\Util\Tar;
use Composer\Util\Zip;

/**
 * @author Serge Smertin <serg.smertin@gmail.com>
 */
class ArtifactRepository extends ArrayRepository implements ConfigurableRepositoryInterface
{
	/** @var LoaderInterface */
	protected $loader;

	/** @var string */
	protected $lookup;

	/** @var array{url: string} */
	protected $repoConfig;

	/** @var IOInterface */
	private $io;


	/**
	 * @param array{url: string} $repoConfig
	 */
	public function __construct(array $repoConfig, IOInterface $io)
	{
		parent::__construct();
		if (!extension_loaded('zip')) {
		    throw new \RuntimeException('The artifact repository requires PHP\'s zip extension');
		}

		$this->loader = new ArrayLoader();
		$this->lookup = $repoConfig['url'];
		$this->io = $io;
		$this->repoConfig = $repoConfig;
	}


	public function getRepoName()
	{
		return 'artifact repo ('.$this->lookup.')';
	}


	public function getRepoConfig()
	{
		return $this->repoConfig;
	}


	protected function initialize()
	{
		parent::initialize();

		$this->scanDirectory($this->lookup);
	}


	private function scanDirectory(string $path): void
	{
		$io = $this->io;

		$directory = new \RecursiveDirectoryIterator($path, \RecursiveDirectoryIterator::FOLLOW_SYMLINKS);
		$iterator = new \RecursiveIteratorIterator($directory);
		$regex = new \RegexIterator($iterator, '/^.+\.(zip|tar|gz|tgz)$/i');
		foreach ($regex as $file) {
		    /* @var $file \SplFileInfo */
		    if (!$file->isFile()) {
		        continue;
		    }

		    $package = $this->getComposerInformation($file);
		    if (!$package) {
		        $io->writeError("File <comment>{$file->getBasename()}</comment> doesn't seem to hold a package", true, IOInterface::VERBOSE);
		        continue;
		    }

		    $template = 'Found package <info>%s</info> (<comment>%s</comment>) in file <info>%s</info>';
		    $io->writeError(sprintf($template, $package->getName(), $package->getPrettyVersion(), $file->getBasename()), true, IOInterface::VERBOSE);

		    $this->addPackage($package);
		}
	}


	/**
	 * @return ?BasePackage
	 */
	private function getComposerInformation(\SplFileInfo $file): ?BasePackage
	{
		$json = null;
		$fileType = null;
		$fileExtension = pathinfo($file->getPathname(), PATHINFO_EXTENSION);
		if (in_array($fileExtension, ['gz', 'tar', 'tgz'], true)) {
		    $fileType = 'tar';
		} elseif ($fileExtension === 'zip') {
		    $fileType = 'zip';
		} else {
		    throw new \RuntimeException('Files with "'.$fileExtension.'" extensions aren\'t supported. Only ZIP and TAR/TAR.GZ/TGZ archives are supported.');
		}

		try {
		    if ($fileType === 'tar') {
		        $json = Tar::getComposerJson($file->getPathname());
		    } else {
		        $json = Zip::getComposerJson($file->getPathname());
		    }
		} catch (\Exception $exception) {
		    $this->io->write('Failed loading package '.$file->getPathname().': '.$exception->getMessage(), false, IOInterface::VERBOSE);
		}

		if (null === $json) {
		    return null;
		}

		$package = JsonFile::parseJson($json, $file->getPathname().'#composer.json');
		$package['dist'] = [
		    'type' => $fileType,
		    'url' => strtr($file->getPathname(), '\\', '/'),
		    'shasum' => sha1_file($file->getRealPath()),
		];

		try {
		    $package = $this->loader->load($package);
		} catch (\UnexpectedValueException $e) {
		    throw new \UnexpectedValueException('Failed loading package in '.$file.': '.$e->getMessage(), 0, $e);
		}

		return $package;
	}
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MTc1MjkyMzIyNTE4NjQ2NSA2MTg5MDk1NzY3MzQ5OTY0IDg1NjQ5NDk1ODk5NjQ3MA==