Phalcon中間件：為應用程式新增快取管理和資料儲存機制

use PhalconCacheBackendFile as BackendFile;
use PhalconCacheFrontendData as FrontendData;

// 创建缓存实例
$frontCache = new FrontendData();
$backendCache = new BackendFile($frontCache, [
    'cacheDir' => '../app/cache/',
]);

// 在路由之前使用缓存
$app->before(
    function () use ($app, $backendCache) {
        $key = md5($app->request->getURI());
        $data = $backendCache->get($key);

        if ($data !== null) {
            $app->response->setJsonContent($data);
            $app->response->send();
            return false;
        }
    }
);

// 在路由之后缓存数据
$app->after(
    function () use ($app, $backendCache) {
        $key = md5($app->request->getURI());
        $data = $app->response->getJsonContent();
        $backendCache->save($key, $data);
    }
);

$app->handle();

use PhalconSessionAdapterFiles as SessionAdapter;
use PhalconHttpResponseCookies;

// 设置Session适配器
$session = new SessionAdapter();
$session->start();

// 在路由之前为请求添加Session支持
$app->before(
    function () use ($app, $session) {
        $app->setDI($session);
    }
);

// 在路由之后为响应添加Cookies支持
$app->after(
    function () use ($app) {
        $cookies = new Cookies();
        $cookies->useEncryption(false); // 禁用加密

        $cookies->set(
            'username',
            $app->request->getPost('username'),
            time() + 3600
        );
    }
);

$app->handle();