RememberMeSubscriber::onKernelRequest() - Code Metrics - Inspection of "User: Add secure remember-me extended sessions wit..." - chamilo/chamilo-lms - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Pull Request — master (#7339)

unknown

created 2026-01-10 20:34 UTC

RememberMeSubscriber::onKernelRequest() C

↳ Parent: RememberMeSubscriber

Complexity

Conditions	15
Paths	12

Size

Total Lines	102
Code Lines	66

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	15
eloc	66
nc	12
nop	1
dl	0
loc	102
rs	5.9166
c	1
b	0
f	0

How to fix Long Method Complexity

<?php

declare(strict_types=1);

/* For licensing terms, see /license.txt */

namespace Chamilo\CoreBundle\EventSubscriber;

use Chamilo\CoreBundle\Entity\User;
use Chamilo\CoreBundle\Entity\ValidationToken;
use Chamilo\CoreBundle\Helpers\ValidationTokenHelper;
use Chamilo\CoreBundle\Repository\Node\UserRepository;
use Chamilo\CoreBundle\Repository\ValidationTokenRepository;
use DateTimeImmutable;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\HttpFoundation\Cookie;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpKernel\Event\RequestEvent;
use Symfony\Component\HttpKernel\Event\ResponseEvent;
use Symfony\Component\HttpKernel\KernelEvents;
use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
use Symfony\Component\Security\Core\Authentication\Token\UsernamePasswordToken;
use Symfony\Component\Security\Http\Event\LoginSuccessEvent;
use Symfony\Component\Security\Http\Event\LogoutEvent;
use Symfony\Component\Security\Http\Session\SessionAuthenticationStrategyInterface;

final class RememberMeSubscriber implements EventSubscriberInterface
{
    private const COOKIE_NAME = 'ch_remember_me';

    /**
     * Extended session lifetime (seconds).
     * 14 days = 14 * 24 * 60 * 60 = 1209600
     */
    private const TTL_SECONDS = 1209600;

    // Toggle to debug quickly via PHP error log.
    private const DEBUG = false;

    public function __construct(
        private readonly ValidationTokenRepository $tokenRepository,
        private readonly UserRepository $userRepository,
        private readonly TokenStorageInterface $tokenStorage,
        private readonly SessionAuthenticationStrategyInterface $sessionStrategy,
        private readonly string $appSecret,
    ) {}

    public static function getSubscribedEvents(): array
    {
        return [
            // Run AFTER the firewall ContextListener loads the session token.
            KernelEvents::REQUEST => ['onKernelRequest', -10],
            KernelEvents::RESPONSE => ['onKernelResponse', 0],
            LoginSuccessEvent::class => ['onLoginSuccess', 0],
            LogoutEvent::class => ['onLogout', 0],
        ];
    }

    public function onLoginSuccess(LoginSuccessEvent $event): void
    {
        $request = $event->getRequest();
        $token = $event->getAuthenticatedToken();
        $user = $token?->getUser();

        if (!$user instanceof User) {
            return;
        }

        if (!$this->isRememberMeRequested($request)) {
            return;
        }

        $secure = $this->isRequestSecure($request);

        $userId = (int) $user->getId();
        $raw = $this->generateRawToken();
        $hash = hash('sha256', $raw);
        $cookieValue = $this->buildCookieValue($userId, $raw);

        // Keep it simple: one active token per user.
        $this->tokenRepository->deleteRememberMeTokensForUser($userId);

        $tokenEntity = new ValidationToken(ValidationTokenHelper::TYPE_REMEMBER_ME, $userId, $hash);
        $this->tokenRepository->save($tokenEntity, true);

        $expiresAt = (new DateTimeImmutable())->modify('+'.self::TTL_SECONDS.' seconds');
        $event->getResponse()->headers->setCookie($this->makeRememberMeCookie($cookieValue, $expiresAt, $secure));

        $this->debug('Issued remember-me cookie on login success', [
            'userId' => $userId,
            'secure' => $secure,
        ]);
    }

    public function onKernelRequest(RequestEvent $event): void
    {
        if (!$event->isMainRequest()) {
            return;
        }

        $request = $event->getRequest();

        $path = $request->getPathInfo();
        if ($this->shouldSkipPath($path)) {
            return;
        }

        $currentToken = $this->tokenStorage->getToken();
        if ($currentToken && $currentToken->getUser() instanceof User) {
            return; // Already authenticated as a real user
        }

        $cookieValue = $request->cookies->get(self::COOKIE_NAME);
        if (!\is_string($cookieValue) || '' === $cookieValue) {
            $this->debug('No remember-me cookie on request');
            return;
        }

        $parsed = $this->parseCookieValue($cookieValue);
        if (null === $parsed) {
            $request->attributes->set('_remember_me_clear', true);
            $this->debug('Invalid remember-me cookie format/signature');
            return;
        }

        $userId = $parsed['userId'];
        $rawToken = $parsed['token'];
        $hash = hash('sha256', $rawToken);

        // Opportunistic cleanup.
        $cutoff = (new DateTimeImmutable())->modify('-'.self::TTL_SECONDS.' seconds');
        $this->tokenRepository->deleteExpiredRememberMeTokens($cutoff);

        $tokenEntity = $this->tokenRepository->findRememberMeToken($userId, $hash);
        if (!$tokenEntity) {
            $request->attributes->set('_remember_me_clear', true);
            $this->debug('Remember-me token not found in DB', ['userId' => $userId]);
            return;
        }

        if ($this->isExpired($tokenEntity)) {
            $this->tokenRepository->remove($tokenEntity, true);
            $request->attributes->set('_remember_me_clear', true);
            $this->debug('Remember-me token expired', ['userId' => $userId]);
            return;
        }

        $user = $this->userRepository->find($userId);
        if (!$user instanceof User) {
            $this->tokenRepository->remove($tokenEntity, true);
            $request->attributes->set('_remember_me_clear', true);
            $this->debug('User not found for remember-me token', ['userId' => $userId]);
            return;
        }

        // Basic safety checks.
        if (User::ACTIVE !== $user->getActive()) {
            $this->tokenRepository->remove($tokenEntity, true);
            $request->attributes->set('_remember_me_clear', true);
            $this->debug('User not active for remember-me token', ['userId' => $userId]);
            return;
        }

        if (null !== $user->getExpirationDate() && $user->getExpirationDate() <= new \DateTime()) {
            $this->tokenRepository->remove($tokenEntity, true);
            $request->attributes->set('_remember_me_clear', true);
            $this->debug('User expired for remember-me token', ['userId' => $userId]);
            return;
        }

        // Authenticate user.
        $firewallName = $this->guessFirewallName($request);
        $securityToken = new UsernamePasswordToken($user, $firewallName, $user->getRoles());
        $this->tokenStorage->setToken($securityToken);

        // Prevent session fixation.
        if ($request->hasSession()) {
            $request->getSession()->start();
        }
        $this->sessionStrategy->onAuthentication($request, $securityToken);

        // Rotate token (commit on RESPONSE).
        $newRaw = $this->generateRawToken();
        $newHash = hash('sha256', $newRaw);
        $newCookieValue = $this->buildCookieValue($userId, $newRaw);

        $request->attributes->set('_remember_me_rotate', [
            'oldId' => $tokenEntity->getId(),
            'userId' => $userId,
            'newHash' => $newHash,
            'newCookie' => $newCookieValue,
        ]);

        $this->debug('Remember-me authentication succeeded', [
            'userId' => $userId,
            'firewall' => $firewallName,
        ]);
    }

    public function onKernelResponse(ResponseEvent $event): void
    {
        if (!$event->isMainRequest()) {
            return;
        }

        $request = $event->getRequest();
        $response = $event->getResponse();
        $secure = $this->isRequestSecure($request);

        if ($request->attributes->getBoolean('_remember_me_clear')) {
            // Clear both variants to avoid issues when switching HTTP/HTTPS in dev.
            $response->headers->setCookie($this->makeExpiredCookie(true));
            $response->headers->setCookie($this->makeExpiredCookie(false));
            return;
        }

        $rotate = $request->attributes->get('_remember_me_rotate');
        if (!\is_array($rotate)) {
            return;
        }

        $oldId = (int) ($rotate['oldId'] ?? 0);
        $userId = (int) ($rotate['userId'] ?? 0);
        $newHash = (string) ($rotate['newHash'] ?? '');
        $newCookie = (string) ($rotate['newCookie'] ?? '');

        if ($oldId <= 0 || $userId <= 0 || '' === $newHash || '' === $newCookie) {
            return;
        }

        // Store new token first, then delete old token.
        $newTokenEntity = new ValidationToken(ValidationTokenHelper::TYPE_REMEMBER_ME, $userId, $newHash);
        $this->tokenRepository->save($newTokenEntity, true);

        $this->tokenRepository->deleteRememberMeTokenById($oldId);

        $expiresAt = (new DateTimeImmutable())->modify('+'.self::TTL_SECONDS.' seconds');
        $response->headers->setCookie($this->makeRememberMeCookie($newCookie, $expiresAt, $secure));
    }

    public function onLogout(LogoutEvent $event): void
    {
        $user = $event->getToken()?->getUser();
        if ($user instanceof User) {
            $this->tokenRepository->deleteRememberMeTokensForUser((int) $user->getId());
        }

        $secure = $this->isRequestSecure($event->getRequest());
        $event->getResponse()?->headers->setCookie($this->makeExpiredCookie($secure));
    }

    private function isRememberMeRequested(Request $request): bool
    {
        // Try common checkbox names (adapt if your form uses a different name).
        $value = $request->request->get('_remember_me')
            ?? $request->request->get('remember_me')
            ?? $request->request->get('rememberme')
            ?? $request->request->get('ch_remember_me');

        if (null === $value) {
            return false;
        }

        return \in_array((string) $value, ['1', 'on', 'yes', 'true'], true);
    }

    private function shouldSkipPath(string $path): bool
    {
        return str_starts_with($path, '/login')
            || str_starts_with($path, '/logout')
            || str_starts_with($path, '/validate')
            || str_starts_with($path, '/_wdt')
            || str_starts_with($path, '/_profiler');
    }

    private function isExpired(ValidationToken $token): bool
    {
        $createdTs = $token->getCreatedAt()->getTimestamp();
        return ($createdTs + self::TTL_SECONDS) < time();
    }

    private function guessFirewallName(Request $request): string
    {
        $context = $request->attributes->get('_firewall_context');
        if (\is_string($context) && preg_match('/\.([^.]+)$/', $context, $m)) {
            return (string) $m[1];
        }

        return 'main';
    }

    private function parseCookieValue(string $value): ?array
    {
        $parts = explode(':', $value);
        if (3 !== \count($parts)) {
            return null;
        }

        [$userIdRaw, $token, $sig] = $parts;

        if (!ctype_digit($userIdRaw)) {
            return null;
        }

        $userId = (int) $userIdRaw;
        if ($userId <= 0 || '' === $token || '' === $sig) {
            return null;
        }

        $expected = $this->sign($userIdRaw.'|'.$token);
        if (!hash_equals($expected, $sig)) {
            return null;
        }

        return ['userId' => $userId, 'token' => $token];
    }

    private function buildCookieValue(int $userId, string $rawToken): string
    {
        $sig = $this->sign((string) $userId.'|'.$rawToken);
        return $userId.':'.$rawToken.':'.$sig;
    }

    private function sign(string $data): string
    {
        $raw = hash_hmac('sha256', $data, $this->appSecret, true);
        return $this->base64UrlEncode($raw);
    }

    private function generateRawToken(): string
    {
        return $this->base64UrlEncode(random_bytes(32));
    }

    private function base64UrlEncode(string $raw): string
    {
        return rtrim(strtr(base64_encode($raw), '+/', '-_'), '=');
    }

    private function makeRememberMeCookie(string $value, DateTimeImmutable $expiresAt, bool $secure): Cookie
    {
        return new Cookie(
            self::COOKIE_NAME,
            $value,
            $expiresAt->getTimestamp(),
            '/',
            null,
            $secure,
            true,
            false,
            Cookie::SAMESITE_LAX
        );
    }

    private function makeExpiredCookie(bool $secure): Cookie
    {
        return new Cookie(
            self::COOKIE_NAME,
            '',
            time() - 3600,
            '/',
            null,
            $secure,
            true,
            false,
            Cookie::SAMESITE_LAX
        );
    }

    private function isRequestSecure(Request $request): bool
    {
        if ($request->isSecure()) {
            return true;
        }

        // Helps when behind a reverse proxy and trusted proxies aren't configured.
        $xfp = strtolower((string) $request->headers->get('x-forwarded-proto', ''));
        return str_contains($xfp, 'https');
    }

    private function debug(string $message, array $context = []): void
    {
        if (!self::DEBUG) {
            return;
        }

        error_log('[remember-me] '.$message.' '.json_encode($context));
    }
}


1			<?php
2
3			declare(strict_types=1);
4
5			/* For licensing terms, see /license.txt */
6
7			namespace Chamilo\CoreBundle\EventSubscriber;
8
9			use Chamilo\CoreBundle\Entity\User;
10			use Chamilo\CoreBundle\Entity\ValidationToken;
11			use Chamilo\CoreBundle\Helpers\ValidationTokenHelper;
12			use Chamilo\CoreBundle\Repository\Node\UserRepository;
13			use Chamilo\CoreBundle\Repository\ValidationTokenRepository;
14			use DateTimeImmutable;
15			use Symfony\Component\EventDispatcher\EventSubscriberInterface;
16			use Symfony\Component\HttpFoundation\Cookie;
17			use Symfony\Component\HttpFoundation\Request;
18			use Symfony\Component\HttpKernel\Event\RequestEvent;
19			use Symfony\Component\HttpKernel\Event\ResponseEvent;
20			use Symfony\Component\HttpKernel\KernelEvents;
21			use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
22			use Symfony\Component\Security\Core\Authentication\Token\UsernamePasswordToken;
23			use Symfony\Component\Security\Http\Event\LoginSuccessEvent;
24			use Symfony\Component\Security\Http\Event\LogoutEvent;
25			use Symfony\Component\Security\Http\Session\SessionAuthenticationStrategyInterface;
26
27			final class RememberMeSubscriber implements EventSubscriberInterface
28			{
29			private const COOKIE_NAME = 'ch_remember_me';
30
31			/**
32			* Extended session lifetime (seconds).
33			* 14 days = 14 * 24 * 60 * 60 = 1209600
34			*/
35			private const TTL_SECONDS = 1209600;
36
37			// Toggle to debug quickly via PHP error log.
38			private const DEBUG = false;
39
40			public function __construct(
41			private readonly ValidationTokenRepository $tokenRepository,
42			private readonly UserRepository $userRepository,
43			private readonly TokenStorageInterface $tokenStorage,
44			private readonly SessionAuthenticationStrategyInterface $sessionStrategy,
45			private readonly string $appSecret,
46			) {}
47
48			public static function getSubscribedEvents(): array
49			{
50			return [
51			// Run AFTER the firewall ContextListener loads the session token.
52			KernelEvents::REQUEST => ['onKernelRequest', -10],
53			KernelEvents::RESPONSE => ['onKernelResponse', 0],
54			LoginSuccessEvent::class => ['onLoginSuccess', 0],
55			LogoutEvent::class => ['onLogout', 0],
56			];
57			}
58
59			public function onLoginSuccess(LoginSuccessEvent $event): void
60			{
61			$request = $event->getRequest();
62			$token = $event->getAuthenticatedToken();
63			$user = $token?->getUser();
64
65			if (!$user instanceof User) {
66			return;
67			}
68
69			if (!$this->isRememberMeRequested($request)) {
70			return;
71			}
72
73			$secure = $this->isRequestSecure($request);
74
75			$userId = (int) $user->getId();
76			$raw = $this->generateRawToken();
77			$hash = hash('sha256', $raw);
78			$cookieValue = $this->buildCookieValue($userId, $raw);
79
80			// Keep it simple: one active token per user.
81			$this->tokenRepository->deleteRememberMeTokensForUser($userId);
82
83			$tokenEntity = new ValidationToken(ValidationTokenHelper::TYPE_REMEMBER_ME, $userId, $hash);
84			$this->tokenRepository->save($tokenEntity, true);
85
86			$expiresAt = (new DateTimeImmutable())->modify('+'.self::TTL_SECONDS.' seconds');
87			$event->getResponse()->headers->setCookie($this->makeRememberMeCookie($cookieValue, $expiresAt, $secure));
88
89			$this->debug('Issued remember-me cookie on login success', [
90			'userId' => $userId,
91			'secure' => $secure,
92			]);
93			}
94
95			public function onKernelRequest(RequestEvent $event): void
96			{
97			if (!$event->isMainRequest()) {
98			return;
99			}
100
101			$request = $event->getRequest();
102
103			$path = $request->getPathInfo();
104			if ($this->shouldSkipPath($path)) {
105			return;
106			}
107
108			$currentToken = $this->tokenStorage->getToken();
109			if ($currentToken && $currentToken->getUser() instanceof User) {
110			return; // Already authenticated as a real user
111			}
112
113			$cookieValue = $request->cookies->get(self::COOKIE_NAME);
114			if (!\is_string($cookieValue) \|\| '' === $cookieValue) {
115			$this->debug('No remember-me cookie on request');
116			return;
117			}
118
119			$parsed = $this->parseCookieValue($cookieValue);
120			if (null === $parsed) {
121			$request->attributes->set('_remember_me_clear', true);
122			$this->debug('Invalid remember-me cookie format/signature');
123			return;
124			}
125
126			$userId = $parsed['userId'];
127			$rawToken = $parsed['token'];
128			$hash = hash('sha256', $rawToken);
129
130			// Opportunistic cleanup.
131			$cutoff = (new DateTimeImmutable())->modify('-'.self::TTL_SECONDS.' seconds');
132			$this->tokenRepository->deleteExpiredRememberMeTokens($cutoff);
133
134			$tokenEntity = $this->tokenRepository->findRememberMeToken($userId, $hash);
135			if (!$tokenEntity) {
136			$request->attributes->set('_remember_me_clear', true);
137			$this->debug('Remember-me token not found in DB', ['userId' => $userId]);
138			return;
139			}
140
141			if ($this->isExpired($tokenEntity)) {
142			$this->tokenRepository->remove($tokenEntity, true);
143			$request->attributes->set('_remember_me_clear', true);
144			$this->debug('Remember-me token expired', ['userId' => $userId]);
145			return;
146			}
147
148			$user = $this->userRepository->find($userId);
149			if (!$user instanceof User) {
150			$this->tokenRepository->remove($tokenEntity, true);
151			$request->attributes->set('_remember_me_clear', true);
152			$this->debug('User not found for remember-me token', ['userId' => $userId]);
153			return;
154			}
155
156			// Basic safety checks.
157			if (User::ACTIVE !== $user->getActive()) {
158			$this->tokenRepository->remove($tokenEntity, true);
159			$request->attributes->set('_remember_me_clear', true);
160			$this->debug('User not active for remember-me token', ['userId' => $userId]);
161			return;
162			}
163
164			if (null !== $user->getExpirationDate() && $user->getExpirationDate() <= new \DateTime()) {
165			$this->tokenRepository->remove($tokenEntity, true);
166			$request->attributes->set('_remember_me_clear', true);
167			$this->debug('User expired for remember-me token', ['userId' => $userId]);
168			return;
169			}
170
171			// Authenticate user.
172			$firewallName = $this->guessFirewallName($request);
173			$securityToken = new UsernamePasswordToken($user, $firewallName, $user->getRoles());
174			$this->tokenStorage->setToken($securityToken);
175
176			// Prevent session fixation.
177			if ($request->hasSession()) {
178			$request->getSession()->start();
179			}
180			$this->sessionStrategy->onAuthentication($request, $securityToken);
181
182			// Rotate token (commit on RESPONSE).
183			$newRaw = $this->generateRawToken();
184			$newHash = hash('sha256', $newRaw);
185			$newCookieValue = $this->buildCookieValue($userId, $newRaw);
186
187			$request->attributes->set('_remember_me_rotate', [
188			'oldId' => $tokenEntity->getId(),
189			'userId' => $userId,
190			'newHash' => $newHash,
191			'newCookie' => $newCookieValue,
192			]);
193
194			$this->debug('Remember-me authentication succeeded', [
195			'userId' => $userId,
196			'firewall' => $firewallName,
197			]);
198			}
199
200			public function onKernelResponse(ResponseEvent $event): void
201			{
202			if (!$event->isMainRequest()) {
203			return;
204			}
205
206			$request = $event->getRequest();
207			$response = $event->getResponse();
208			$secure = $this->isRequestSecure($request);
209
210			if ($request->attributes->getBoolean('_remember_me_clear')) {
211			// Clear both variants to avoid issues when switching HTTP/HTTPS in dev.
212			$response->headers->setCookie($this->makeExpiredCookie(true));
213			$response->headers->setCookie($this->makeExpiredCookie(false));
214			return;
215			}
216
217			$rotate = $request->attributes->get('_remember_me_rotate');
218			if (!\is_array($rotate)) {
219			return;
220			}
221
222			$oldId = (int) ($rotate['oldId'] ?? 0);
223			$userId = (int) ($rotate['userId'] ?? 0);
224			$newHash = (string) ($rotate['newHash'] ?? '');
225			$newCookie = (string) ($rotate['newCookie'] ?? '');
226
227			if ($oldId <= 0 \|\| $userId <= 0 \|\| '' === $newHash \|\| '' === $newCookie) {
228			return;
229			}
230
231			// Store new token first, then delete old token.
232			$newTokenEntity = new ValidationToken(ValidationTokenHelper::TYPE_REMEMBER_ME, $userId, $newHash);
233			$this->tokenRepository->save($newTokenEntity, true);
234
235			$this->tokenRepository->deleteRememberMeTokenById($oldId);
236
237			$expiresAt = (new DateTimeImmutable())->modify('+'.self::TTL_SECONDS.' seconds');
238			$response->headers->setCookie($this->makeRememberMeCookie($newCookie, $expiresAt, $secure));
239			}
240
241			public function onLogout(LogoutEvent $event): void
242			{
243			$user = $event->getToken()?->getUser();
244			if ($user instanceof User) {
245			$this->tokenRepository->deleteRememberMeTokensForUser((int) $user->getId());
246			}
247
248			$secure = $this->isRequestSecure($event->getRequest());
249			$event->getResponse()?->headers->setCookie($this->makeExpiredCookie($secure));
250			}
251
252			private function isRememberMeRequested(Request $request): bool
253			{
254			// Try common checkbox names (adapt if your form uses a different name).
255			$value = $request->request->get('_remember_me')
256			?? $request->request->get('remember_me')
257			?? $request->request->get('rememberme')
258			?? $request->request->get('ch_remember_me');
259
260			if (null === $value) {
261			return false;
262			}
263
264			return \in_array((string) $value, ['1', 'on', 'yes', 'true'], true);
265			}
266
267			private function shouldSkipPath(string $path): bool
268			{
269			return str_starts_with($path, '/login')
270			\|\| str_starts_with($path, '/logout')
271			\|\| str_starts_with($path, '/validate')
272			\|\| str_starts_with($path, '/_wdt')
273			\|\| str_starts_with($path, '/_profiler');
274			}
275
276			private function isExpired(ValidationToken $token): bool
277			{
278			$createdTs = $token->getCreatedAt()->getTimestamp();
279			return ($createdTs + self::TTL_SECONDS) < time();
280			}
281
282			private function guessFirewallName(Request $request): string
283			{
284			$context = $request->attributes->get('_firewall_context');
285			if (\is_string($context) && preg_match('/\.([^.]+)$/', $context, $m)) {
286			return (string) $m[1];
287			}
288
289			return 'main';
290			}
291
292			private function parseCookieValue(string $value): ?array
293			{
294			$parts = explode(':', $value);
295			if (3 !== \count($parts)) {
296			return null;
297			}
298
299			[$userIdRaw, $token, $sig] = $parts;
300
301			if (!ctype_digit($userIdRaw)) {
302			return null;
303			}
304
305			$userId = (int) $userIdRaw;
306			if ($userId <= 0 \|\| '' === $token \|\| '' === $sig) {
307			return null;
308			}
309
310			$expected = $this->sign($userIdRaw.'\|'.$token);
311			if (!hash_equals($expected, $sig)) {
312			return null;
313			}
314
315			return ['userId' => $userId, 'token' => $token];
316			}
317
318			private function buildCookieValue(int $userId, string $rawToken): string
319			{
320			$sig = $this->sign((string) $userId.'\|'.$rawToken);
321			return $userId.':'.$rawToken.':'.$sig;
322			}
323
324			private function sign(string $data): string
325			{
326			$raw = hash_hmac('sha256', $data, $this->appSecret, true);
327			return $this->base64UrlEncode($raw);
328			}
329
330			private function generateRawToken(): string
331			{
332			return $this->base64UrlEncode(random_bytes(32));
333			}
334
335			private function base64UrlEncode(string $raw): string
336			{
337			return rtrim(strtr(base64_encode($raw), '+/', '-_'), '=');
338			}
339
340			private function makeRememberMeCookie(string $value, DateTimeImmutable $expiresAt, bool $secure): Cookie
341			{
342			return new Cookie(
343			self::COOKIE_NAME,
344			$value,
345			$expiresAt->getTimestamp(),
346			'/',
347			null,
348			$secure,
349			true,
350			false,
351			Cookie::SAMESITE_LAX
352			);
353			}
354
355			private function makeExpiredCookie(bool $secure): Cookie
356			{
357			return new Cookie(
358			self::COOKIE_NAME,
359			'',
360			time() - 3600,
361			'/',
362			null,
363			$secure,
364			true,
365			false,
366			Cookie::SAMESITE_LAX
367			);
368			}
369
370			private function isRequestSecure(Request $request): bool
371			{
372			if ($request->isSecure()) {
373			return true;
374			}
375
376			// Helps when behind a reverse proxy and trusted proxies aren't configured.
377			$xfp = strtolower((string) $request->headers->get('x-forwarded-proto', ''));
378			return str_contains($xfp, 'https');
379			}
380
381			private function debug(string $message, array $context = []): void
382			{
383			if (!self::DEBUG) {
384			return;
385			}
386
387			error_log('[remember-me] '.$message.' '.json_encode($context));
388			}
389			}
390

chamilo / chamilo-lms

Pull Request — master (#7339)

RememberMeSubscriber::onKernelRequest() C

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