public function YamlFileLoader::load in Drupal 8

Same name and namespace in other branches

1. 9 core/lib/Drupal/Core/DependencyInjection/YamlFileLoader.php \Drupal\Core\DependencyInjection\YamlFileLoader::load()

Loads a Yaml file.

Parameters

mixed $file: The resource

File

core/lib/Drupal/Core/DependencyInjection/YamlFileLoader.php, line 58

Class

YamlFileLoader

YamlFileLoader loads YAML files service definitions.

Namespace

Drupal\Core\DependencyInjection

Code

public function load($file) {

  // Load from the file cache, fall back to loading the file.
  $content = $this->fileCache
    ->get($file);
  if (!$content) {
    $content = $this
      ->loadFile($file);
    $this->fileCache
      ->set($file, $content);
  }

  // Not supported.

  //$this->container->addResource(new FileResource($path));

  // empty file
  if (null === $content) {
    return;
  }

  // imports
  // Not supported.

  //$this->parseImports($content, $file);

  // parameters
  if (isset($content['parameters'])) {
    if (!is_array($content['parameters'])) {
      throw new InvalidArgumentException(sprintf('The "parameters" key should contain an array in %s. Check your YAML syntax.', $file));
    }
    foreach ($content['parameters'] as $key => $value) {
      $this->container
        ->setParameter($key, $this
        ->resolveServices($value));
    }
  }

  // extensions
  // Not supported.

  //$this->loadFromExtensions($content);

  // services
  $this
    ->parseDefinitions($content, $file);
}