Slim ??????? ??? ??? ?? ??(Sessions)? ???? ??

? ???????? ??? ??? ??? ???? ??? ???? ???? ? ??? ???? ??? ?????. ??? ??? ID ? ?? ??? ???? ?? ???? ???? ??? ??? ????? ???? ????? ???? ?? ?????. Slim ?????? ?? ? ??? ??? ???? ??? ??? ????? ?????.

????? Slim ??????? ??? ??? ?? ??? ???? ??? ???? ?? ?? ??? ?????.

?? Composer? ???? ??? ? ?? Slim ?????? ???? ???.

composer require slim/slim

???? ??? ?? ?? ??? ???? ?? ?? ?? ???? ???? ???. ?? ???? ???? SessionManager?? ???? ?? ? ????.

class SessionManager {

    public static function start() {
        session_start();
    }

    public static function setUser($user) {
        $_SESSION['user'] = $user;
    }

    public static function getUser() {
        return $_SESSION['user'] ?? null;
    }

    public static function isLoggedIn() {
        return isset($_SESSION['user']);
    }

    public static function logout() {
        session_unset();
        session_destroy();
    }

}

? ????? session_start() ??? ?? ??? ???? ? ?? ???? ?? ?? ???? ?????. setUser() ???? ?? ??? ???? ???? ? ????, getUser() ???? ?? ??? ???? ???? ? ????, isLoggedIn() ???? ???? ?? ??? ???? ? ????, logout() ???? ???? ?????? ??? ???? ? ?????.

???? Slim ??????? ? ?? ?? ???? ???? ???. ?? ???? app.php?? ??? ?? ? ????.

require 'vendor/autoload.php';

use SlimSlim;

$app = new Slim();

$app->add(function($req, $res, $next) {
    SessionManager::start();
    $res = $next($req, $res);
    return $res;
});

$app->get('/login', function() use ($app) {
    // 顯示登錄表單
});

$app->post('/login', function() use ($app) {
    // 處理登錄請(qǐng)求
    $username = $app->request->post('username');
    $password = $app->request->post('password');

    // 驗(yàn)證用戶身份
    if ($username == 'admin' && $password == 'password') {
        SessionManager::setUser($username);
        $app->redirect('/dashboard');
    } else {
        $app->redirect('/login');
    }
});

$app->get('/logout', function() use ($app) {
    SessionManager::logout();
    $app->redirect('/login');
});

$app->get('/dashboard', function() use ($app) {
    // 檢查用戶是否已經(jīng)認(rèn)證，如果未認(rèn)證則重定向到登錄頁(yè)面
    if (!SessionManager::isLoggedIn()) {
        $app->redirect('/login');
    }

    // 顯示用戶儀表盤頁(yè)面
});

$app->run();

? ????? $app->add() ???? ???? ?? ?? ???? ??? ????? ?????. ??? ????? SessionManager::setUser() ???? ???? ?? ??? ???? ????, $app->redirect() ???? ???? ???? ???????. ???? ????? SessionManager::logout() ???? ???? ???? ?????? ???? ?? ???????. ???? ?????? SessionManager::isLoggedIn() ???? ???? ???? ?????? ???? ???? ?? ?? ??? ???? ???????.

?? ?? ??? ???? ??? ??? ?? Slim ?????? ?? ?? ???? ??? ? ????. ?? ??, ??? ?? ?? ? ??, ??? ? ???? ??? ?????? ???? ???? ??? ?? ???? ??? ? ????. ?? ?? ????? ??? ?? ??? ??? ?? ???? ???? ? ????.

? ??? Slim ??????? ??? ??? ?? ??? ???? ??? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!