function picture_background_formatter_help in Picture Background Formatter 8

Implements hook_help().

@inheritdoc

File

./picture_background_formatter.module, line 17

Contains picture_background_formatter.module..

Namespace

Drupal\picture_background_formatter

Code

function picture_background_formatter_help($route_name, RouteMatchInterface $route_match) {
  switch ($route_name) {

    // Main module help for the picture_background_formatter module.
    case 'help.page.picture_background_formatter':
      $text = file_get_contents(dirname(__FILE__) . "/README.md");
      if (!\Drupal::moduleHandler()
        ->moduleExists('markdown')) {
        return '<pre>' . $text . '</pre>';
      }
      else {

        // Use the Markdown filter to render the README.
        $filter_manager = \Drupal::service('plugin.manager.filter');
        $settings = \Drupal::configFactory()
          ->get('markdown.settings')
          ->getRawData();
        $config = array(
          'settings' => $settings,
        );
        $filter = $filter_manager
          ->createInstance('markdown', $config);
        return $filter
          ->process($text, 'en');
      }
  }
  return NULL;
}