Your IP : 216.73.216.220
<?php
declare(strict_types=1);
/*
* This file is part of the TYPO3 project.
*
* It is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, either version 2
* of the License, or any later version.
*
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*
* The TYPO3 project - inspiring people to share!
*/
namespace TYPO3\CMS\Composer\Plugin\Core;
use Composer\Autoload\ClassLoader;
use Composer\Script\Event;
class ScriptDispatcher
{
/**
* @var Event
*/
private $event;
/**
* @var ClassLoader
*/
private $loader;
/**
* Array of callables that are executed after autoload dump
*
* @var InstallerScript[][]
*/
private $installerScripts = [];
/**
* ScriptDispatcher constructor.
*
* @param Event $event
*/
public function __construct(Event $event)
{
$this->event = $event;
}
/**
* @param InstallerScript $script The callable that will be executed
* @param int $priority Higher priority results in earlier execution
*/
public function addInstallerScript(InstallerScript $script, $priority = 50)
{
$this->installerScripts[$priority][] = $script;
}
public function executeScripts()
{
$io = $this->event->getIO();
$this->registerLoader();
ksort($this->installerScripts, SORT_NUMERIC);
$io->writeError('<info>Executing TYPO3 installer scripts</info>', true, $io::VERBOSE);
try {
foreach (array_reverse($this->installerScripts) as $scripts) {
/** @var InstallerScript $script */
foreach ($scripts as $script) {
$io->writeError(sprintf('<info>Executing "%s": </info>', get_class($script)), true, $io::DEBUG);
if (!$script->run($this->event)) {
$io->writeError(sprintf('<error>Executing "%s" failed.</error>', get_class($script)), true);
}
}
}
} catch (StopInstallerScriptExecution $e) {
// Just skip further script execution
} finally {
$this->unRegisterLoader();
}
}
private function registerLoader()
{
$composer = $this->event->getComposer();
$package = $composer->getPackage();
$generator = $composer->getAutoloadGenerator();
$packages = $composer->getRepositoryManager()->getLocalRepository()->getCanonicalPackages();
$packageMap = $generator->buildPackageMap($composer->getInstallationManager(), $package, $packages);
$map = $generator->parseAutoloads($packageMap, $package);
$this->loader = $generator->createLoader($map);
$this->loader->register();
if (!empty($map['psr-4']) && is_array($map['psr-4'])) {
$this->registerInstallerScripts(array_keys($map['psr-4']));
}
}
private function registerInstallerScripts(array $psr4Namespaces)
{
foreach ($psr4Namespaces as $psr4Namespace) {
/** @var InstallerScriptsRegistration $scriptsRegistrationCandidate */
$scriptsRegistrationCandidate = $psr4Namespace . 'Composer\\InstallerScripts';
if (
class_exists($scriptsRegistrationCandidate)
&& in_array(InstallerScriptsRegistration::class, class_implements($scriptsRegistrationCandidate), true)
) {
$scriptsRegistrationCandidate::register($this->event, $this);
}
}
}
private function unRegisterLoader()
{
$this->loader->unregister();
}
}