pocketmine\Server::enablePlugins PHP Method

    public function enablePlugins($type)
    {
        foreach ($this->pluginManager->getPlugins() as $plugin) {
            if (!$plugin->isEnabled() and $plugin->getDescription()->getOrder() === $type) {
                $this->enablePlugin($plugin);
            }
        }
        if ($type === PluginLoadOrder::POSTWORLD) {
            $this->commandMap->registerServerAliases();
            DefaultPermissions::registerCorePermissions();
        }
    }