public function InfoParserDynamic::parse in Drupal 10

Same name and namespace in other branches

1. 8 core/lib/Drupal/Core/Extension/InfoParserDynamic.php \Drupal\Core\Extension\InfoParserDynamic::parse()
2. 9 core/lib/Drupal/Core/Extension/InfoParserDynamic.php \Drupal\Core\Extension\InfoParserDynamic::parse()

File

core/lib/Drupal/Core/Extension/InfoParserDynamic.php, line 39

Class

InfoParserDynamic

Parses dynamic .info.yml files that might change during the page request.

Namespace

Drupal\Core\Extension

Code

public function parse($filename) {
  if (!file_exists($filename)) {
    $parsed_info = [];
  }
  else {
    try {
      $parsed_info = Yaml::decode(file_get_contents($filename));
    } catch (InvalidDataTypeException $e) {
      throw new InfoParserException("Unable to parse {$filename} " . $e
        ->getMessage());
    }
    $missing_keys = array_diff($this
      ->getRequiredKeys(), array_keys($parsed_info));
    if (!empty($missing_keys)) {
      throw new InfoParserException('Missing required keys (' . implode(', ', $missing_keys) . ') in ' . $filename);
    }
    if (!isset($parsed_info['core_version_requirement'])) {
      if (strpos($filename, 'core/') === 0 || strpos($filename, $this->root . '/core/') === 0) {

        // Core extensions do not need to specify core compatibility: they are
        // by definition compatible so a sensible default is used. Core
        // modules are allowed to provide these for testing purposes.
        $parsed_info['core_version_requirement'] = \Drupal::VERSION;
      }
      elseif (isset($parsed_info['package']) && $parsed_info['package'] === 'Testing') {

        // Modules in the testing package are exempt as well. This makes it
        // easier for contrib to use test modules.
        $parsed_info['core_version_requirement'] = \Drupal::VERSION;
      }
      else {

        // Non-core extensions must specify core compatibility.
        throw new InfoParserException("The 'core_version_requirement' key must be present in " . $filename);
      }
    }

    // Determine if the extension is compatible with the current version of
    // Drupal core.
    try {
      $parsed_info['core_incompatible'] = !Semver::satisfies(\Drupal::VERSION, $parsed_info['core_version_requirement']);
    } catch (\UnexpectedValueException $exception) {
      throw new InfoParserException("The 'core_version_requirement' constraint ({$parsed_info['core_version_requirement']}) is not a valid value in {$filename}");
    }
    if (isset($parsed_info['version']) && $parsed_info['version'] === 'VERSION') {
      $parsed_info['version'] = \Drupal::VERSION;
    }
    $parsed_info += [
      ExtensionLifecycle::LIFECYCLE_IDENTIFIER => ExtensionLifecycle::STABLE,
    ];
    $lifecycle = $parsed_info[ExtensionLifecycle::LIFECYCLE_IDENTIFIER];
    if (!ExtensionLifecycle::isValid($lifecycle)) {
      $valid_values = [
        ExtensionLifecycle::EXPERIMENTAL,
        ExtensionLifecycle::STABLE,
        ExtensionLifecycle::DEPRECATED,
        ExtensionLifecycle::OBSOLETE,
      ];
      throw new InfoParserException("'lifecycle: {$lifecycle}' is not valid in {$filename}. Valid values are: '" . implode("', '", $valid_values) . "'.");
    }
    if (in_array($lifecycle, [
      ExtensionLifecycle::DEPRECATED,
      ExtensionLifecycle::OBSOLETE,
    ], TRUE)) {
      if (empty($parsed_info[ExtensionLifecycle::LIFECYCLE_LINK_IDENTIFIER])) {
        throw new InfoParserException(sprintf("Extension %s (%s) has 'lifecycle: %s' but is missing a '%s' entry.", $parsed_info['name'], $filename, $lifecycle, ExtensionLifecycle::LIFECYCLE_LINK_IDENTIFIER));
      }
      if (!filter_var($parsed_info[ExtensionLifecycle::LIFECYCLE_LINK_IDENTIFIER], FILTER_VALIDATE_URL)) {
        throw new InfoParserException(sprintf("Extension %s (%s) has a '%s' entry that is not a valid URL.", $parsed_info['name'], $filename, ExtensionLifecycle::LIFECYCLE_LINK_IDENTIFIER));
      }
    }
  }
  return $parsed_info;
}