<?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\IO\IOInterface;
use Composer\Repository\InstalledRepositoryInterface;
use Composer\Package\PackageInterface;
/**
* Installer for plugin packages
*
* @author Jordi Boggiano <j.boggiano@seld.be>
* @author Nils Adermann <naderman@naderman.de>
*/
class PluginInstaller extends LibraryInstaller
{
private $installationManager;
/**
* Initializes Plugin installer.
*
* @param IOInterface $io
* @param Composer $composer
*/
public function __construct(IOInterface $io, Composer $composer)
{
parent::__construct($io, $composer, 'composer-plugin');
$this->installationManager = $composer->getInstallationManager();
}
/**
* {@inheritDoc}
*/
public function supports($packageType)
{
return $packageType === 'composer-plugin' || $packageType === 'composer-installer';
}
/**
* {@inheritDoc}
*/
public function install(InstalledRepositoryInterface $repo, PackageInterface $package)
{
$extra = $package->getExtra();
if (empty($extra['class'])) {
throw new \UnexpectedValueException('Error while installing '.$package->getPrettyName().', composer-plugin packages should have a class defined in their extra key to be usable.');
}
parent::install($repo, $package);
try {
$this->composer->getPluginManager()->registerPackage($package, true);
} catch (\Exception $e) {
// Rollback installation
$this->io->writeError('Plugin installation failed ('.$e->getMessage().'), rolling back');
parent::uninstall($repo, $package);
throw $e;
}
}
/**
* {@inheritDoc}
*/
public function update(InstalledRepositoryInterface $repo, PackageInterface $initial, PackageInterface $target)
{
$extra = $target->getExtra();
if (empty($extra['class'])) {
throw new \UnexpectedValueException('Error while installing '.$target->getPrettyName().', composer-plugin packages should have a class defined in their extra key to be usable.');
}
parent::update($repo, $initial, $target);
$this->composer->getPluginManager()->registerPackage($target, true);
}
}