Grav\Plugin\AdminPlugin::onTaskGPM PHP Метод

    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;
    }