function OverwriteExistingPackagesValidator::validate

Validates that new installed packages don't overwrite existing directories.

Parameters

\Drupal\package_manager\Event\PreApplyEvent $event: The event being handled.

File

core/modules/package_manager/src/Validator/OverwriteExistingPackagesValidator.php, line 47

Class

OverwriteExistingPackagesValidator

Validates that newly installed packages don't overwrite existing directories.

Namespace

Code

public function validate(PreApplyEvent $event) : void {
  $active_dir = $this->pathLocator
    ->getProjectRoot();
  $stage_dir = $event->sandboxManager
    ->getSandboxDirectory();
  $active_packages = $this->composerInspector
    ->getInstalledPackagesList($active_dir);
  $new_packages = $this->composerInspector
    ->getInstalledPackagesList($stage_dir)
    ->getPackagesNotIn($active_packages);
  foreach ($new_packages as $package) {
    if (empty($package->path)) {
      // Packages without a `path` cannot overwrite existing directories.
      continue;
    }
    $relative_path = str_replace($stage_dir, '', $package->path);
    if (is_dir($active_dir . DIRECTORY_SEPARATOR . $relative_path)) {
      $event->addError([
        $this->t('The new package @package will be installed in the directory @path, which already exists but is not managed by Composer.', [
          '@package' => $package->name,
          '@path' => $relative_path,
        ]),
      ]);
    }
  }
}