public function LudwigServiceProvider::register in Ludwig 8

Registers services to the container.

Parameters

ContainerBuilder $container: The ContainerBuilder to register services to.

Overrides ServiceProviderBase::register

File

src/LudwigServiceProvider.php, line 19

Class

LudwigServiceProvider

Adds ludwig-managed packages to the autoloader.

Namespace

Drupal\ludwig

Code

public function register(ContainerBuilder $container) {
  $root = \Drupal::hasService('app.root') ? \Drupal::root() : DRUPAL_ROOT;
  $package_manager = new PackageManager($root);
  $namespaces = $container
    ->getParameter('container.namespaces');
  foreach ($package_manager
    ->getPackages() as $package_name => $package) {
    if ($package['installed']) {
      if ($package['resource'] == 'psr-4' || $package['resource'] == 'psr-0') {
        $namespace = $package['namespace'];

        // If this namespace exists already, convert it's path(s) to
        // $old_paths array so that we can add more paths to it.
        if (isset($namespaces[$namespace])) {
          if (is_string($namespaces[$namespace])) {
            $old_paths = [];
            $old_paths[] = $namespaces[$namespace];
          }
          elseif (is_array($namespaces[$namespace])) {
            $old_paths = $namespaces[$namespace];
          }
        }
        else {
          $old_paths = [];
        }

        // Create a $new_paths array and add all new paths to it.
        $new_paths = [];
        if (!empty($package['paths'])) {
          foreach ($package['paths'] as $path) {
            !empty($path) ? $new_paths[] = $package['path'] . '/' . $path : ($new_paths[] = $package['path']);
          }
        }

        // Merge all 'old' amd 'new' paths into one array
        // and filter out possible duplicates.
        $return_paths = array_unique(array_merge($old_paths, $new_paths));

        // If the namespace has one path only
        // we can give it back as a string.
        if (count($return_paths) == 1) {
          $namespaces[$namespace] = $return_paths[0];
        }
        elseif (count($return_paths) > 1) {
          $namespaces[$namespace] = $return_paths;
        }
      }

      // @todo Add support for 'classmap' autoload type.
      // @todo Add support for 'files' autoload type.
      // @todo Add support for 'exclude-from-classmap' autoload property.
      // @todo Add support for 'target-dir' autoload property.
      // @todo Add support for 'legacy' libraries (depricated type).
    }
  }
  $container
    ->setParameter('container.namespaces', $namespaces);
}