function improved_multi_select_help in Improved Multi Select 8

Implements hook_help().

@inheritdoc

File

./improved_multi_select.module, line 92

Replace the default multi-select boxes with two panels list and filter.

Code

function improved_multi_select_help($route_name, RouteMatchInterface $route_match) {
  switch ($route_name) {
    case 'help.page.improved_multi_select':
      $text = file_get_contents(dirname(__FILE__) . '/README.txt');
      if (!\Drupal::moduleHandler()
        ->moduleExists('markdown')) {
        return '<pre>' . $text . '</pre>';
      }

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