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107 lines
3.5 KiB
PHP

<?php
/*
* This file is part of Composer.
*
* (c) Nils Adermann <naderman@naderman.de>
* Jordi Boggiano <j.boggiano@seld.be>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Composer\Installer;
use Composer\Composer;
use Composer\Package\Package;
use Composer\IO\IOInterface;
use Composer\Autoload\AutoloadGenerator;
use Composer\Repository\InstalledRepositoryInterface;
use Composer\Package\PackageInterface;
/**
* Installer installation manager.
*
* @author Jordi Boggiano <j.boggiano@seld.be>
*/
class InstallerInstaller extends LibraryInstaller
{
private $installationManager;
private static $classCounter = 0;
/**
* Initializes Installer installer.
*
* @param IOInterface $io
* @param Composer $composer
* @param string $type
*/
public function __construct(IOInterface $io, Composer $composer, $type = 'library')
{
parent::__construct($io, $composer, 'composer-installer');
$this->installationManager = $composer->getInstallationManager();
foreach ($composer->getRepositoryManager()->getLocalRepositories() as $repo) {
foreach ($repo->getPackages() as $package) {
if ('composer-installer' === $package->getType()) {
$this->registerInstaller($package);
}
}
}
}
/**
* {@inheritDoc}
*/
public function install(InstalledRepositoryInterface $repo, PackageInterface $package)
{
$extra = $package->getExtra();
if (empty($extra['class'])) {
throw new \UnexpectedValueException('Error while installing '.$package->getPrettyName().', composer-installer packages should have a class defined in their extra key to be usable.');
}
parent::install($repo, $package);
$this->registerInstaller($package);
}
/**
* {@inheritDoc}
*/
public function update(InstalledRepositoryInterface $repo, PackageInterface $initial, PackageInterface $target)
{
$extra = $target->getExtra();
if (empty($extra['class'])) {
throw new \UnexpectedValueException('Error while installing '.$target->getPrettyName().', composer-installer packages should have a class defined in their extra key to be usable.');
}
parent::update($repo, $initial, $target);
$this->registerInstaller($target);
}
private function registerInstaller(PackageInterface $package)
{
$downloadPath = $this->getInstallPath($package);
$extra = $package->getExtra();
$classes = is_array($extra['class']) ? $extra['class'] : array($extra['class']);
$generator = $this->composer->getAutoloadGenerator();
$map = $generator->parseAutoloads(array(array($package, $downloadPath)), new Package('dummy', '1.0.0.0', '1.0.0'));
$classLoader = $generator->createLoader($map);
$classLoader->register();
foreach ($classes as $class) {
if (class_exists($class, false)) {
$code = file_get_contents($classLoader->findFile($class));
$code = preg_replace('{^class\s+(\S+)}mi', 'class $1_composer_tmp'.self::$classCounter, $code);
eval('?>'.$code);
$class .= '_composer_tmp'.self::$classCounter;
self::$classCounter++;
}
$installer = new $class($this->io, $this->composer);
$this->installationManager->addInstaller($installer);
}
}
}