92 lines
2.8 KiB
PHP
92 lines
2.8 KiB
PHP
<?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\Config;
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use Composer\Cache;
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use Composer\EventDispatcher\EventDispatcher;
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use Composer\Util\IniHelper;
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use Composer\Util\Platform;
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use Composer\Util\ProcessExecutor;
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use Composer\Util\RemoteFilesystem;
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use Composer\IO\IOInterface;
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use RarArchive;
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/**
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* RAR archive downloader.
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*
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* Based on previous work by Jordi Boggiano ({@see ZipDownloader}).
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*
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* @author Derrick Nelson <drrcknlsn@gmail.com>
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*/
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class RarDownloader extends ArchiveDownloader
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{
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protected $process;
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public function __construct(IOInterface $io, Config $config, EventDispatcher $eventDispatcher = null, Cache $cache = null, ProcessExecutor $process = null, RemoteFilesystem $rfs = null)
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{
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$this->process = $process ?: new ProcessExecutor($io);
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parent::__construct($io, $config, $eventDispatcher, $cache, $rfs);
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}
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protected function extract($file, $path)
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{
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$processError = null;
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// Try to use unrar on *nix
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if (!Platform::isWindows()) {
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$command = 'unrar x ' . ProcessExecutor::escape($file) . ' ' . ProcessExecutor::escape($path) . ' >/dev/null && chmod -R u+w ' . ProcessExecutor::escape($path);
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if (0 === $this->process->execute($command, $ignoredOutput)) {
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return;
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}
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$processError = 'Failed to execute ' . $command . "\n\n" . $this->process->getErrorOutput();
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}
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if (!class_exists('RarArchive')) {
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// php.ini path is added to the error message to help users find the correct file
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$iniMessage = IniHelper::getMessage();
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$error = "Could not decompress the archive, enable the PHP rar extension or install unrar.\n"
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. $iniMessage . "\n" . $processError;
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if (!Platform::isWindows()) {
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$error = "Could not decompress the archive, enable the PHP rar extension.\n" . $iniMessage;
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}
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throw new \RuntimeException($error);
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}
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$rarArchive = RarArchive::open($file);
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if (false === $rarArchive) {
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throw new \UnexpectedValueException('Could not open RAR archive: ' . $file);
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}
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$entries = $rarArchive->getEntries();
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if (false === $entries) {
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throw new \RuntimeException('Could not retrieve RAR archive entries');
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}
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foreach ($entries as $entry) {
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if (false === $entry->extract($path)) {
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throw new \RuntimeException('Could not extract entry');
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}
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}
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$rarArchive->close();
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}
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}
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