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654 lines
24 KiB
PHP
654 lines
24 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;
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use Composer\Config\JsonConfigSource;
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use Composer\Json\JsonFile;
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use Composer\IO\IOInterface;
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use Composer\Package\Archiver;
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use Composer\Package\Version\VersionGuesser;
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use Composer\Repository\RepositoryManager;
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use Composer\Repository\RepositoryFactory;
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use Composer\Repository\WritableRepositoryInterface;
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use Composer\Util\Filesystem;
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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\Util\Silencer;
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use Composer\Plugin\PluginEvents;
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use Composer\EventDispatcher\Event;
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use Seld\JsonLint\DuplicateKeyException;
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use Symfony\Component\Console\Formatter\OutputFormatter;
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use Symfony\Component\Console\Formatter\OutputFormatterStyle;
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use Symfony\Component\Console\Output\ConsoleOutput;
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use Composer\EventDispatcher\EventDispatcher;
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use Composer\Autoload\AutoloadGenerator;
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use Composer\Package\Version\VersionParser;
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use Composer\Downloader\TransportException;
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use Seld\JsonLint\JsonParser;
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/**
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* Creates a configured instance of composer.
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*
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* @author Ryan Weaver <ryan@knplabs.com>
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* @author Jordi Boggiano <j.boggiano@seld.be>
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* @author Igor Wiedler <igor@wiedler.ch>
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* @author Nils Adermann <naderman@naderman.de>
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*/
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class Factory
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{
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/**
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* @throws \RuntimeException
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* @return string
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*/
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protected static function getHomeDir()
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{
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$home = getenv('COMPOSER_HOME');
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if ($home) {
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return $home;
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}
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if (Platform::isWindows()) {
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if (!getenv('APPDATA')) {
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throw new \RuntimeException('The APPDATA or COMPOSER_HOME environment variable must be set for composer to run correctly');
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}
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return rtrim(strtr(getenv('APPDATA'), '\\', '/'), '/') . '/Composer';
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}
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$userDir = self::getUserDir();
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if (is_dir($userDir . '/.composer')) {
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return $userDir . '/.composer';
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}
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if (self::useXdg()) {
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// XDG Base Directory Specifications
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$xdgConfig = getenv('XDG_CONFIG_HOME') ?: $userDir . '/.config';
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return $xdgConfig . '/composer';
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}
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return $userDir . '/.composer';
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}
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/**
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* @param string $home
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* @return string
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*/
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protected static function getCacheDir($home)
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{
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$cacheDir = getenv('COMPOSER_CACHE_DIR');
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if ($cacheDir) {
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return $cacheDir;
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}
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$homeEnv = getenv('COMPOSER_HOME');
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if ($homeEnv) {
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return $homeEnv . '/cache';
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}
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if (Platform::isWindows()) {
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if ($cacheDir = getenv('LOCALAPPDATA')) {
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$cacheDir .= '/Composer';
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} else {
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$cacheDir = $home . '/cache';
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}
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return rtrim(strtr($cacheDir, '\\', '/'), '/');
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}
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$userDir = self::getUserDir();
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if ($home === $userDir . '/.composer' && is_dir($home . '/cache')) {
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return $home . '/cache';
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}
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if (self::useXdg()) {
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$xdgCache = getenv('XDG_CACHE_HOME') ?: $userDir . '/.cache';
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return $xdgCache . '/composer';
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}
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return $home . '/cache';
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}
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/**
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* @param string $home
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* @return string
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*/
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protected static function getDataDir($home)
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{
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$homeEnv = getenv('COMPOSER_HOME');
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if ($homeEnv) {
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return $homeEnv;
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}
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if (Platform::isWindows()) {
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return strtr($home, '\\', '/');
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}
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$userDir = self::getUserDir();
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if ($home !== $userDir . '/.composer' && self::useXdg()) {
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$xdgData = getenv('XDG_DATA_HOME') ?: $userDir . '/.local/share';
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return $xdgData . '/composer';
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}
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return $home;
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}
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/**
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* @param IOInterface|null $io
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* @return Config
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*/
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public static function createConfig(IOInterface $io = null, $cwd = null)
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{
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$cwd = $cwd ?: getcwd();
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$config = new Config(true, $cwd);
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// determine and add main dirs to the config
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$home = self::getHomeDir();
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$config->merge(array('config' => array(
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'home' => $home,
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'cache-dir' => self::getCacheDir($home),
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'data-dir' => self::getDataDir($home),
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)));
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// load global config
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$file = new JsonFile($config->get('home').'/config.json');
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if ($file->exists()) {
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if ($io && $io->isDebug()) {
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$io->writeError('Loading config file ' . $file->getPath());
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}
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$config->merge($file->read());
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}
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$config->setConfigSource(new JsonConfigSource($file));
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$htaccessProtect = (bool) $config->get('htaccess-protect');
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if ($htaccessProtect) {
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// Protect directory against web access. Since HOME could be
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// the www-data's user home and be web-accessible it is a
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// potential security risk
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$dirs = array($config->get('home'), $config->get('cache-dir'), $config->get('data-dir'));
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foreach ($dirs as $dir) {
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if (!file_exists($dir . '/.htaccess')) {
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if (!is_dir($dir)) {
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Silencer::call('mkdir', $dir, 0777, true);
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}
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Silencer::call('file_put_contents', $dir . '/.htaccess', 'Deny from all');
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}
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}
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}
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// load global auth file
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$file = new JsonFile($config->get('home').'/auth.json');
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if ($file->exists()) {
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if ($io && $io->isDebug()) {
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$io->writeError('Loading config file ' . $file->getPath());
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}
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$config->merge(array('config' => $file->read()));
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}
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$config->setAuthConfigSource(new JsonConfigSource($file, true));
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// load COMPOSER_AUTH environment variable if set
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if ($composerAuthEnv = getenv('COMPOSER_AUTH')) {
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$authData = json_decode($composerAuthEnv, true);
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if (null === $authData) {
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throw new \UnexpectedValueException('COMPOSER_AUTH environment variable is malformed, should be a valid JSON object');
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}
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if ($io && $io->isDebug()) {
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$io->writeError('Loading auth config from COMPOSER_AUTH');
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}
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$config->merge(array('config' => $authData));
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}
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return $config;
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}
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public static function getComposerFile()
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{
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return trim(getenv('COMPOSER')) ?: './composer.json';
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}
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public static function createAdditionalStyles()
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{
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return array(
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'highlight' => new OutputFormatterStyle('red'),
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'warning' => new OutputFormatterStyle('black', 'yellow'),
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);
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}
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/**
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* Creates a ConsoleOutput instance
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*
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* @return ConsoleOutput
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*/
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public static function createOutput()
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{
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$styles = self::createAdditionalStyles();
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$formatter = new OutputFormatter(false, $styles);
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return new ConsoleOutput(ConsoleOutput::VERBOSITY_NORMAL, null, $formatter);
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}
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/**
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* @deprecated Use Composer\Repository\RepositoryFactory::defaultRepos instead
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*/
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public static function createDefaultRepositories(IOInterface $io = null, Config $config = null, RepositoryManager $rm = null)
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{
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return RepositoryFactory::defaultRepos($io, $config, $rm);
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}
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/**
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* Creates a Composer instance
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*
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* @param IOInterface $io IO instance
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* @param array|string|null $localConfig either a configuration array or a filename to read from, if null it will
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* read from the default filename
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* @param bool $disablePlugins Whether plugins should not be loaded
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* @param bool $fullLoad Whether to initialize everything or only main project stuff (used when loading the global composer)
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* @throws \InvalidArgumentException
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* @throws \UnexpectedValueException
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* @return Composer
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*/
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public function createComposer(IOInterface $io, $localConfig = null, $disablePlugins = false, $cwd = null, $fullLoad = true)
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{
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$cwd = $cwd ?: getcwd();
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// load Composer configuration
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if (null === $localConfig) {
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$localConfig = static::getComposerFile();
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}
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if (is_string($localConfig)) {
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$composerFile = $localConfig;
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$file = new JsonFile($localConfig, null, $io);
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if (!$file->exists()) {
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if ($localConfig === './composer.json' || $localConfig === 'composer.json') {
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$message = 'Composer could not find a composer.json file in '.$cwd;
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} else {
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$message = 'Composer could not find the config file: '.$localConfig;
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}
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$instructions = 'To initialize a project, please create a composer.json file as described in the https://getcomposer.org/ "Getting Started" section';
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throw new \InvalidArgumentException($message.PHP_EOL.$instructions);
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}
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$file->validateSchema(JsonFile::LAX_SCHEMA);
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$jsonParser = new JsonParser;
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try {
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$jsonParser->parse(file_get_contents($localConfig), JsonParser::DETECT_KEY_CONFLICTS);
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} catch (DuplicateKeyException $e) {
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$details = $e->getDetails();
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$io->writeError('<warning>Key '.$details['key'].' is a duplicate in '.$localConfig.' at line '.$details['line'].'</warning>');
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}
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$localConfig = $file->read();
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}
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// Load config and override with local config/auth config
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$config = static::createConfig($io, $cwd);
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$config->merge($localConfig);
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if (isset($composerFile)) {
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$io->writeError('Loading config file ' . $composerFile, true, IOInterface::DEBUG);
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$config->setConfigSource(new JsonConfigSource(new JsonFile(realpath($composerFile), null, $io)));
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$localAuthFile = new JsonFile(dirname(realpath($composerFile)) . '/auth.json', null, $io);
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if ($localAuthFile->exists()) {
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$io->writeError('Loading config file ' . $localAuthFile->getPath(), true, IOInterface::DEBUG);
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$config->merge(array('config' => $localAuthFile->read()));
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$config->setAuthConfigSource(new JsonConfigSource($localAuthFile, true));
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}
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}
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$vendorDir = $config->get('vendor-dir');
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// initialize composer
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$composer = new Composer();
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$composer->setConfig($config);
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if ($fullLoad) {
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// load auth configs into the IO instance
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$io->loadConfiguration($config);
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}
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$rfs = self::createRemoteFilesystem($io, $config);
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// initialize event dispatcher
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$dispatcher = new EventDispatcher($composer, $io);
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$composer->setEventDispatcher($dispatcher);
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// initialize repository manager
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$rm = RepositoryFactory::manager($io, $config, $dispatcher, $rfs);
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$composer->setRepositoryManager($rm);
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// load local repository
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$this->addLocalRepository($io, $rm, $vendorDir);
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// force-set the version of the global package if not defined as
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// guessing it adds no value and only takes time
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if (!$fullLoad && !isset($localConfig['version'])) {
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$localConfig['version'] = '1.0.0';
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}
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// load package
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$parser = new VersionParser;
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$guesser = new VersionGuesser($config, new ProcessExecutor($io), $parser);
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$loader = new Package\Loader\RootPackageLoader($rm, $config, $parser, $guesser, $io);
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$package = $loader->load($localConfig, 'Composer\Package\RootPackage', $cwd);
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$composer->setPackage($package);
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// initialize installation manager
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$im = $this->createInstallationManager();
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$composer->setInstallationManager($im);
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if ($fullLoad) {
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// initialize download manager
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$dm = $this->createDownloadManager($io, $config, $dispatcher, $rfs);
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$composer->setDownloadManager($dm);
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// initialize autoload generator
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$generator = new AutoloadGenerator($dispatcher, $io);
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$composer->setAutoloadGenerator($generator);
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// initialize archive manager
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$am = $this->createArchiveManager($config, $dm);
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$composer->setArchiveManager($am);
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}
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// add installers to the manager (must happen after download manager is created since they read it out of $composer)
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$this->createDefaultInstallers($im, $composer, $io);
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if ($fullLoad) {
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$globalComposer = null;
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if (realpath($config->get('home')) !== $cwd) {
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$globalComposer = $this->createGlobalComposer($io, $config, $disablePlugins);
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}
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$pm = $this->createPluginManager($io, $composer, $globalComposer, $disablePlugins);
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$composer->setPluginManager($pm);
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$pm->loadInstalledPlugins();
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}
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// init locker if possible
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if ($fullLoad && isset($composerFile)) {
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$lockFile = "json" === pathinfo($composerFile, PATHINFO_EXTENSION)
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? substr($composerFile, 0, -4).'lock'
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: $composerFile . '.lock';
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$locker = new Package\Locker($io, new JsonFile($lockFile, null, $io), $rm, $im, file_get_contents($composerFile));
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$composer->setLocker($locker);
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}
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if ($fullLoad) {
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$initEvent = new Event(PluginEvents::INIT);
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$composer->getEventDispatcher()->dispatch($initEvent->getName(), $initEvent);
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// once everything is initialized we can
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// purge packages from local repos if they have been deleted on the filesystem
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if ($rm->getLocalRepository()) {
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$this->purgePackages($rm->getLocalRepository(), $im);
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}
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}
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return $composer;
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}
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/**
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* @param IOInterface $io IO instance
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* @param bool $disablePlugins Whether plugins should not be loaded
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* @return Composer
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*/
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public static function createGlobal(IOInterface $io, $disablePlugins = false)
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{
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$factory = new static();
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return $factory->createGlobalComposer($io, static::createConfig($io), $disablePlugins, true);
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}
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/**
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* @param Repository\RepositoryManager $rm
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* @param string $vendorDir
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*/
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protected function addLocalRepository(IOInterface $io, RepositoryManager $rm, $vendorDir)
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{
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$rm->setLocalRepository(new Repository\InstalledFilesystemRepository(new JsonFile($vendorDir.'/composer/installed.json', null, $io)));
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}
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/**
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* @param Config $config
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* @return Composer|null
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*/
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protected function createGlobalComposer(IOInterface $io, Config $config, $disablePlugins, $fullLoad = false)
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{
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$composer = null;
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try {
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$composer = $this->createComposer($io, $config->get('home') . '/composer.json', $disablePlugins, $config->get('home'), $fullLoad);
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} catch (\Exception $e) {
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$io->writeError('Failed to initialize global composer: '.$e->getMessage(), true, IOInterface::DEBUG);
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}
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return $composer;
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}
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/**
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* @param IO\IOInterface $io
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* @param Config $config
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* @param EventDispatcher $eventDispatcher
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* @return Downloader\DownloadManager
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*/
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public function createDownloadManager(IOInterface $io, Config $config, EventDispatcher $eventDispatcher = null, RemoteFilesystem $rfs = null)
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{
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$cache = null;
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if ($config->get('cache-files-ttl') > 0) {
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$cache = new Cache($io, $config->get('cache-files-dir'), 'a-z0-9_./');
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}
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$dm = new Downloader\DownloadManager($io);
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switch ($preferred = $config->get('preferred-install')) {
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case 'dist':
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$dm->setPreferDist(true);
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break;
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case 'source':
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$dm->setPreferSource(true);
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break;
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case 'auto':
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default:
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// noop
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break;
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}
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if (is_array($preferred)) {
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$dm->setPreferences($preferred);
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}
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$executor = new ProcessExecutor($io);
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$fs = new Filesystem($executor);
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$dm->setDownloader('git', new Downloader\GitDownloader($io, $config, $executor, $fs));
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$dm->setDownloader('svn', new Downloader\SvnDownloader($io, $config, $executor, $fs));
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$dm->setDownloader('fossil', new Downloader\FossilDownloader($io, $config, $executor, $fs));
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$dm->setDownloader('hg', new Downloader\HgDownloader($io, $config, $executor, $fs));
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$dm->setDownloader('perforce', new Downloader\PerforceDownloader($io, $config));
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$dm->setDownloader('zip', new Downloader\ZipDownloader($io, $config, $eventDispatcher, $cache, $executor, $rfs));
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$dm->setDownloader('rar', new Downloader\RarDownloader($io, $config, $eventDispatcher, $cache, $executor, $rfs));
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$dm->setDownloader('tar', new Downloader\TarDownloader($io, $config, $eventDispatcher, $cache, $rfs));
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$dm->setDownloader('gzip', new Downloader\GzipDownloader($io, $config, $eventDispatcher, $cache, $executor, $rfs));
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$dm->setDownloader('xz', new Downloader\XzDownloader($io, $config, $eventDispatcher, $cache, $executor, $rfs));
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$dm->setDownloader('phar', new Downloader\PharDownloader($io, $config, $eventDispatcher, $cache, $rfs));
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$dm->setDownloader('file', new Downloader\FileDownloader($io, $config, $eventDispatcher, $cache, $rfs));
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$dm->setDownloader('path', new Downloader\PathDownloader($io, $config, $eventDispatcher, $cache, $rfs));
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return $dm;
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}
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/**
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* @param Config $config The configuration
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* @param Downloader\DownloadManager $dm Manager use to download sources
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* @return Archiver\ArchiveManager
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*/
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public function createArchiveManager(Config $config, Downloader\DownloadManager $dm = null)
|
|
{
|
|
if (null === $dm) {
|
|
$io = new IO\NullIO();
|
|
$io->loadConfiguration($config);
|
|
$dm = $this->createDownloadManager($io, $config);
|
|
}
|
|
|
|
$am = new Archiver\ArchiveManager($dm);
|
|
$am->addArchiver(new Archiver\ZipArchiver);
|
|
$am->addArchiver(new Archiver\PharArchiver);
|
|
|
|
return $am;
|
|
}
|
|
|
|
/**
|
|
* @param IOInterface $io
|
|
* @param Composer $composer
|
|
* @param Composer $globalComposer
|
|
* @param bool $disablePlugins
|
|
* @return Plugin\PluginManager
|
|
*/
|
|
protected function createPluginManager(IOInterface $io, Composer $composer, Composer $globalComposer = null, $disablePlugins = false)
|
|
{
|
|
return new Plugin\PluginManager($io, $composer, $globalComposer, $disablePlugins);
|
|
}
|
|
|
|
/**
|
|
* @return Installer\InstallationManager
|
|
*/
|
|
protected function createInstallationManager()
|
|
{
|
|
return new Installer\InstallationManager();
|
|
}
|
|
|
|
/**
|
|
* @param Installer\InstallationManager $im
|
|
* @param Composer $composer
|
|
* @param IO\IOInterface $io
|
|
*/
|
|
protected function createDefaultInstallers(Installer\InstallationManager $im, Composer $composer, IOInterface $io)
|
|
{
|
|
$im->addInstaller(new Installer\LibraryInstaller($io, $composer, null));
|
|
$im->addInstaller(new Installer\PearInstaller($io, $composer, 'pear-library'));
|
|
$im->addInstaller(new Installer\PluginInstaller($io, $composer));
|
|
$im->addInstaller(new Installer\MetapackageInstaller($io));
|
|
}
|
|
|
|
/**
|
|
* @param WritableRepositoryInterface $repo repository to purge packages from
|
|
* @param Installer\InstallationManager $im manager to check whether packages are still installed
|
|
*/
|
|
protected function purgePackages(WritableRepositoryInterface $repo, Installer\InstallationManager $im)
|
|
{
|
|
foreach ($repo->getPackages() as $package) {
|
|
if (!$im->isPackageInstalled($repo, $package)) {
|
|
$repo->removePackage($package);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param IOInterface $io IO instance
|
|
* @param mixed $config either a configuration array or a filename to read from, if null it will read from
|
|
* the default filename
|
|
* @param bool $disablePlugins Whether plugins should not be loaded
|
|
* @return Composer
|
|
*/
|
|
public static function create(IOInterface $io, $config = null, $disablePlugins = false)
|
|
{
|
|
$factory = new static();
|
|
|
|
return $factory->createComposer($io, $config, $disablePlugins);
|
|
}
|
|
|
|
/**
|
|
* @param IOInterface $io IO instance
|
|
* @param Config $config Config instance
|
|
* @param array $options Array of options passed directly to RemoteFilesystem constructor
|
|
* @return RemoteFilesystem
|
|
*/
|
|
public static function createRemoteFilesystem(IOInterface $io, Config $config = null, $options = array())
|
|
{
|
|
static $warned = false;
|
|
$disableTls = false;
|
|
if ($config && $config->get('disable-tls') === true) {
|
|
if (!$warned) {
|
|
$io->writeError('<warning>You are running Composer with SSL/TLS protection disabled.</warning>');
|
|
}
|
|
$warned = true;
|
|
$disableTls = true;
|
|
} elseif (!extension_loaded('openssl')) {
|
|
throw new Exception\NoSslException('The openssl extension is required for SSL/TLS protection but is not available. '
|
|
. 'If you can not enable the openssl extension, you can disable this error, at your own risk, by setting the \'disable-tls\' option to true.');
|
|
}
|
|
$remoteFilesystemOptions = array();
|
|
if ($disableTls === false) {
|
|
if ($config && $config->get('cafile')) {
|
|
$remoteFilesystemOptions['ssl']['cafile'] = $config->get('cafile');
|
|
}
|
|
if ($config && $config->get('capath')) {
|
|
$remoteFilesystemOptions['ssl']['capath'] = $config->get('capath');
|
|
}
|
|
$remoteFilesystemOptions = array_replace_recursive($remoteFilesystemOptions, $options);
|
|
}
|
|
try {
|
|
$remoteFilesystem = new RemoteFilesystem($io, $config, $remoteFilesystemOptions, $disableTls);
|
|
} catch (TransportException $e) {
|
|
if (false !== strpos($e->getMessage(), 'cafile')) {
|
|
$io->write('<error>Unable to locate a valid CA certificate file. You must set a valid \'cafile\' option.</error>');
|
|
$io->write('<error>A valid CA certificate file is required for SSL/TLS protection.</error>');
|
|
if (PHP_VERSION_ID < 50600) {
|
|
$io->write('<error>It is recommended you upgrade to PHP 5.6+ which can detect your system CA file automatically.</error>');
|
|
}
|
|
$io->write('<error>You can disable this error, at your own risk, by setting the \'disable-tls\' option to true.</error>');
|
|
}
|
|
throw $e;
|
|
}
|
|
|
|
return $remoteFilesystem;
|
|
}
|
|
|
|
/**
|
|
* @return bool
|
|
*/
|
|
private static function useXdg()
|
|
{
|
|
foreach (array_keys($_SERVER) as $key) {
|
|
if (substr($key, 0, 4) === 'XDG_') {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* @throws \RuntimeException
|
|
* @return string
|
|
*/
|
|
private static function getUserDir()
|
|
{
|
|
$home = getenv('HOME');
|
|
if (!$home) {
|
|
throw new \RuntimeException('The HOME or COMPOSER_HOME environment variable must be set for composer to run correctly');
|
|
}
|
|
|
|
return rtrim(strtr($home, '\\', '/'), '/');
|
|
}
|
|
}
|