function AttributeDiscoveryWithAnnotations::parseClass

File

core/lib/Drupal/Core/Plugin/Discovery/AttributeDiscoveryWithAnnotations.php, line 80

Class

AttributeDiscoveryWithAnnotations

Enables both attribute and annotation discovery for plugin definitions.

Namespace

Code

protected function parseClass(string $class, \SplFileInfo $fileinfo) : array {
  // The filename is already known, so there is no need to find the
  // file. However, StaticReflectionParser needs a finder, so use a
  // mock version.
  $finder = MockFileFinder::create($fileinfo->getPathName());
  $parser = new StaticReflectionParser($class, $finder, TRUE);
  $reflection_class = $parser->getReflectionClass();
  // @todo Handle deprecating definitions discovery via annotations in
  // https://www.drupal.org/project/drupal/issues/3265945.
  /** @var \Drupal\Component\Annotation\AnnotationInterface $annotation */
  if ($annotation = $this->getAnnotationReader()
    ->getClassAnnotation($reflection_class, $this->pluginDefinitionAnnotationName)) {
    $this->prepareAnnotationDefinition($annotation, $class);
    return [
      'id' => $annotation->getId(),
      'content' => $annotation->get(),
    ];
  }
  // Annotations use static reflection and are able to analyze a class that
  // extends classes or uses traits that do not exist. Attribute discovery
  // will trigger a fatal error with such classes, so only call it if the
  // class has a class attribute.
  if ($reflection_class->hasClassAttribute($this->pluginDefinitionAttributeName)) {
    return parent::parseClass($class, $fileinfo);
  }
  return [
    'id' => NULL,
    'content' => NULL,
  ];
}