public function YamlFileLoader::loadClassMetadata

Load a Class Metadata.

Parameters

ClassMetadata $metadata A metadata:

Return value

Boolean

Overrides LoaderInterface::loadClassMetadata

File

drupal/core/vendor/symfony/validator/Symfony/Component/Validator/Mapping/Loader/YamlFileLoader.php, line 31

Class

YamlFileLoader

Namespace

Code

public function loadClassMetadata(ClassMetadata $metadata) {
  if (null === $this->classes) {
    if (!stream_is_local($this->file)) {
      throw new \InvalidArgumentException(sprintf('This is not a local file "%s".', $this->file));
    }
    if (!file_exists($this->file)) {
      throw new \InvalidArgumentException(sprintf('File "%s" not found.', $this->file));
    }
    if (null === $this->yamlParser) {
      $this->yamlParser = new YamlParser();
    }
    $this->classes = $this->yamlParser
      ->parse(file_get_contents($this->file));

    // empty file
    if (null === $this->classes) {
      return false;
    }

    // not an array
    if (!is_array($this->classes)) {
      throw new \InvalidArgumentException(sprintf('The file "%s" must contain a YAML array.', $this->file));
    }
    if (isset($this->classes['namespaces'])) {
      foreach ($this->classes['namespaces'] as $alias => $namespace) {
        $this
          ->addNamespaceAlias($alias, $namespace);
      }
      unset($this->classes['namespaces']);
    }
  }

  // TODO validation
  if (isset($this->classes[$metadata
    ->getClassName()])) {
    $yaml = $this->classes[$metadata
      ->getClassName()];
    if (isset($yaml['group_sequence_provider'])) {
      $metadata
        ->setGroupSequenceProvider((bool) $yaml['group_sequence_provider']);
    }
    if (isset($yaml['group_sequence'])) {
      $metadata
        ->setGroupSequence($yaml['group_sequence']);
    }
    if (isset($yaml['constraints']) && is_array($yaml['constraints'])) {
      foreach ($this
        ->parseNodes($yaml['constraints']) as $constraint) {
        $metadata
          ->addConstraint($constraint);
      }
    }
    if (isset($yaml['properties']) && is_array($yaml['properties'])) {
      foreach ($yaml['properties'] as $property => $constraints) {
        if (null !== $constraints) {
          foreach ($this
            ->parseNodes($constraints) as $constraint) {
            $metadata
              ->addPropertyConstraint($property, $constraint);
          }
        }
      }
    }
    if (isset($yaml['getters']) && is_array($yaml['getters'])) {
      foreach ($yaml['getters'] as $getter => $constraints) {
        if (null !== $constraints) {
          foreach ($this
            ->parseNodes($constraints) as $constraint) {
            $metadata
              ->addGetterConstraint($getter, $constraint);
          }
        }
      }
    }
    return true;
  }
  return false;
}