drupal/composer/Composer.php

53 lines
1.6 KiB
PHP

<?php
namespace Drupal\Composer;
use Composer\Composer as ComposerApp;
use Composer\Script\Event;
use Composer\Semver\Comparator;
use Drupal\Composer\Generator\PackageGenerator;
/**
* Provides static functions for composer script events. See also
* core/lib/Drupal/Composer/Composer.php, which contains similar
* scripts needed by projects that include drupal/core. Scripts that
* are only needed by drupal/drupal go here.
*
* @see https://getcomposer.org/doc/articles/scripts.md
*/
class Composer {
/**
* Update metapackages whenever composer.lock is updated.
*
* @param \Composer\Script\Event $event
*/
public static function generateMetapackages(Event $event) {
$generator = new PackageGenerator();
$generator->generate($event->getIO(), getcwd());
}
/**
* Ensure that the minimum required version of Composer is running.
* Throw an exception if Composer is too old.
*/
public static function ensureComposerVersion() {
$composerVersion = method_exists(ComposerApp::class, 'getVersion') ?
ComposerApp::getVersion() : ComposerApp::VERSION;
if (Comparator::lessThan($composerVersion, '1.9.0')) {
throw new \RuntimeException("Drupal core development requires Composer 1.9.0, but Composer $composerVersion is installed. Please run 'composer self-update'.");
}
}
/**
* Return the branch name the current Drupal version is associated with.
*
* @return string
* A branch name, e.g. 8.9.x or 9.0.x.
*/
public static function drupalVersionBranch() {
return preg_replace('#\.[0-9]+-dev#', '.x-dev', \Drupal::VERSION);
}
}