Grav\Plugin\Admin\Admin::authorize PHP Метод

    public function authorize($action = 'admin.login')
    {
        $action = (array) $action;
        foreach ($action as $a) {
            if ($this->user->authorize($a)) {
                return true;
            }
        }
        return false;
    }

 /**
  * Handles getting GPM updates
  */
 public function onTaskGPM()
 {
     $task = 'GPM';
     if (!$this->admin->authorize(['admin.maintenance', 'admin.super'])) {
         $this->admin->json_response = ['status' => 'unauthorized', 'message' => $this->admin->translate('PLUGIN_ADMIN.INSUFFICIENT_PERMISSIONS_FOR_TASK') . ' ' . $task . '.'];
         return false;
     }
     $action = $_POST['action'];
     // getUpdatable | getUpdatablePlugins | getUpdatableThemes | gravUpdates
     $flush = isset($_POST['flush']) && $_POST['flush'] == true ? true : false;
     if (isset($this->grav['session'])) {
         $this->grav['session']->close();
     }
     try {
         $gpm = new GPM($flush);
         switch ($action) {
             case 'getUpdates':
                 $resources_updates = $gpm->getUpdatable();
                 if ($gpm->grav != null) {
                     $grav_updates = ["isUpdatable" => $gpm->grav->isUpdatable(), "assets" => $gpm->grav->getAssets(), "version" => GRAV_VERSION, "available" => $gpm->grav->getVersion(), "date" => $gpm->grav->getDate(), "isSymlink" => $gpm->grav->isSymlink()];
                     echo json_encode(["status" => "success", "payload" => ["resources" => $resources_updates, "grav" => $grav_updates, "installed" => $gpm->countInstalled(), 'flushed' => $flush]]);
                 } else {
                     echo json_encode(["status" => "error", "message" => "Cannot connect to the GPM"]);
                 }
                 break;
         }
     } catch (\Exception $e) {
         echo json_encode(["status" => "error", "message" => $e->getMessage()]);
     }
     exit;
 }