get_required_capability() public method

Get required capability to access settings page and view dashboard widgets.
public get_required_capability ( ) : string
return string
 /**
  * @param array $item
  */
 public function add_menu_item(array $item)
 {
     // generate menu slug
     $slug = 'mailchimp-for-wp';
     if (!empty($item['slug'])) {
         $slug .= '-' . $item['slug'];
     }
     // provide some defaults
     $parent_slug = !empty($item['parent_slug']) ? $item['parent_slug'] : 'mailchimp-for-wp';
     $capability = !empty($item['capability']) ? $item['capability'] : $this->tools->get_required_capability();
     // register page
     $hook = add_submenu_page($parent_slug, $item['title'] . ' - MailChimp for WordPress', $item['text'], $capability, $slug, $item['callback']);
     // register callback for loading this page, if given
     if (array_key_exists('load_callback', $item)) {
         add_action('load-' . $hook, $item['load_callback']);
     }
 }