Lines 91.56% 228 / 249
Methods 64.28% 18 / 28
Classes 0.00% 0 / 1
Covered by tests of size
Name Lines Methods CRAP
 __construct 100.00% 4 / 4 100.00% 1 / 1 1
 prepare 92.50% 37 / 40 0.00% 0 / 1 14.08
 register 84.21% 16 / 19 0.00% 0 / 1 7.19
 prepareLogin 100.00% 13 / 13 100.00% 1 / 1 5
 login 96.55% 28 / 29 0.00% 0 / 1 8
 [phpMyFAQ\Controller\AbstractController] setContainer 100.00% 2 / 2 100.00% 1 / 1 1
 [phpMyFAQ\Controller\AbstractController] initializeFromContainer 78.57% 11 / 14 0.00% 0 / 1 4.16
 [phpMyFAQ\Controller\AbstractController] render 100.00% 5 / 5 100.00% 1 / 1 1
 [phpMyFAQ\Controller\AbstractController] renderView 0.00% 0 / 3 0.00% 0 / 1 2
 [phpMyFAQ\Controller\AbstractController] json 100.00% 1 / 1 100.00% 1 / 1 1
 [phpMyFAQ\Controller\AbstractController] getJsonObject 75.00% 3 / 4 0.00% 0 / 1 2.06
 [phpMyFAQ\Controller\AbstractController] getTwigWrapper 100.00% 10 / 10 100.00% 1 / 1 3
 [phpMyFAQ\Controller\AbstractController] hasValidToken 85.71% 6 / 7 0.00% 0 / 1 5.07
 [phpMyFAQ\Controller\AbstractController] isSecured 100.00% 10 / 10 100.00% 1 / 1 5
 [phpMyFAQ\Controller\AbstractController] isPublicAuthenticationPath 100.00% 23 / 23 100.00% 1 / 1 1
 [phpMyFAQ\Controller\AbstractController] userIsAuthenticated 100.00% 2 / 2 100.00% 1 / 1 2
 [phpMyFAQ\Controller\AbstractController] userIsSuperAdmin 100.00% 2 / 2 100.00% 1 / 1 2
 [phpMyFAQ\Controller\AbstractController] userHasGroupPermission 100.00% 8 / 8 100.00% 1 / 1 6
 [phpMyFAQ\Controller\AbstractController] userHasUserPermission 100.00% 7 / 7 100.00% 1 / 1 5
 [phpMyFAQ\Controller\AbstractController] userHasPermission 100.00% 5 / 5 100.00% 1 / 1 3
 [phpMyFAQ\Controller\AbstractController] userHasAnyPermission 100.00% 10 / 10 100.00% 1 / 1 4
 [phpMyFAQ\Controller\AbstractController] verifySessionCsrfToken 70.00% 7 / 10 0.00% 0 / 1 4.43
 [phpMyFAQ\Controller\AbstractController] captchaCodeIsValid 85.71% 6 / 7 0.00% 0 / 1 2.01
 [phpMyFAQ\Controller\AbstractController] isApiEnabled 100.00% 1 / 1 100.00% 1 / 1 1
 [phpMyFAQ\Controller\AbstractController] addExtension 100.00% 1 / 1 100.00% 1 / 1 1
 [phpMyFAQ\Controller\AbstractController] addFilter 100.00% 1 / 1 100.00% 1 / 1 1
 [phpMyFAQ\Controller\AbstractController] getRateLimiter 100.00% 4 / 4 100.00% 1 / 1 3
 [phpMyFAQ\Controller\AbstractController] createFallbackContainer 71.42% 5 / 7 0.00% 0 / 1 2.09
38final class WebAuthnController extends AbstractController
39{
40    private readonly AuthWebAuthn $authWebAuthn;
41
42    private readonly User $user;
43
44    private readonly ?CurrentUser $loginCurrentUser;
45
46    public function __construct(
47        ?AuthWebAuthn $authWebAuthn = null,
48        ?User $user = null,
49        ?CurrentUser $loginCurrentUser = null,
50    ) {
51        parent::__construct();
52
53        $this->authWebAuthn = $authWebAuthn ?? new AuthWebAuthn($this->configuration);
54        $this->user = $user ?? new User($this->configuration);
55        $this->loginCurrentUser = $loginCurrentUser;
56    }
57
58    /**
59     * @throws RandomException|\JsonException
60     * @throws \Exception
61     */
62    #[Route(path: 'webauthn/prepare', name: 'api.private.webauthn.prepare', methods: ['POST'])]
63    public function prepare(Request $request): JsonResponse
64    {
65        if (!$this->configuration->get('security.enableWebAuthnSupport')) {
66            return $this->json(['error' => Translation::get(key: 'msgNoPermission')], Response::HTTP_FORBIDDEN);
67        }
68
69        $data = json_decode($request->getContent(), associative: false, depth: 512, flags: JSON_THROW_ON_ERROR);
70
71        if (!is_object($data) || !property_exists($data, 'username')) {
72            throw new Exception('Missing username');
73        }
74
75        $username = Filter::filterVar($data->username, FILTER_SANITIZE_SPECIAL_CHARS, '');
76
77        $userExists = (bool) $this->user->getUserByLogin($username, raiseError: false);
78
79        if (!$userExists && !$this->configuration->get('security.enableRegistration')) {
80            return $this->json(['error' => Translation::get(key: 'msgNoPermission')], Response::HTTP_FORBIDDEN);
81        }
82
83        // Verify the CSRF token on every path, regardless of whether the user exists.
84        $csrfToken = Filter::filterVar($data->{'pmf-csrf-token'} ?? '', FILTER_SANITIZE_SPECIAL_CHARS);
85
86        if (!Token::getInstance($this->session)->verifyToken('webauthn', $csrfToken)) {
87            return $this->json(['error' => Translation::get(key: 'msgSessionExpired')], Response::HTTP_UNAUTHORIZED);
88        }
89
90        // The account already exists: only its authenticated owner may (re-)register a passkey.
91        // This prevents an unauthenticated attacker from overwriting an existing user's passkeys.
92        if ($userExists && !$this->currentUser->isLoggedIn()) {
93            return $this->json(['error' => Translation::get(key: 'ad_msg_noauth')], Response::HTTP_UNAUTHORIZED);
94        }
95
96        if ($userExists && $this->currentUser->getUserId() !== $this->user->getUserId()) {
97            return $this->json(['error' => Translation::get(key: 'msgNoPermission')], Response::HTTP_UNAUTHORIZED);
98        }
99
100        if (!$userExists) {
101            if (!$this->captchaCodeIsValid($request)) {
102                return $this->json(['error' => Translation::get(key: 'msgCaptcha')], Response::HTTP_BAD_REQUEST);
103            }
104
105            try {
106                $this->user->createUser($username);
107                $this->user->setStatus(status: 'active');
108                $this->user->setAuthSource(AuthenticationSourceType::AUTH_WEB_AUTHN->value);
109                $this->user->setUserData([
110                    'display_name' => $username,
111                    'email' => $username,
112                ]);
113            } catch (\Exception $e) {
114                return $this->json(['error' => $e->getMessage()], Response::HTTP_BAD_REQUEST);
115            }
116        }
117
118        $webAuthnUser = new WebAuthnUser();
119        $webAuthnUser
120            ->setName($username)
121            ->setId((string) $this->user->getUserId())
122            ->setWebAuthnKeys(webAuthnKeys: '');
123
124        $this->authWebAuthn->storeUserInSession($webAuthnUser);
125
126        return $this->json([
127            'challenge' => $this->authWebAuthn->prepareChallengeForRegistration(
128                $username,
129                (string) $this->user->getUserId(),
130            ),
131        ], Response::HTTP_OK);
132    }
133
134    /**
135     * @throws Exception
136     * @throws \JsonException
137     */
138    #[Route(path: 'webauthn/register', name: 'api.private.webauthn.register', methods: ['POST'])]
139    public function register(Request $request): JsonResponse
140    {
141        if (!$this->configuration->get('security.enableWebAuthnSupport')) {
142            return $this->json(['error' => Translation::get(key: 'msgNoPermission')], Response::HTTP_FORBIDDEN);
143        }
144
145        $data = json_decode($request->getContent(), associative: false, depth: 512, flags: JSON_THROW_ON_ERROR);
146
147        if (!is_object($data) || !property_exists($data, 'register')) {
148            throw new Exception('Missing register data');
149        }
150
151        $register = Filter::filterVar($data->register, FILTER_SANITIZE_SPECIAL_CHARS, '');
152
153        $webAuthnUser = $this->authWebAuthn->getUserFromSession();
154
155        if (!$webAuthnUser) {
156            throw new Exception('User not found in session');
157        }
158
159        $webAuthnUser->setWebAuthnKeys($this->authWebAuthn->register($register, $webAuthnUser->getWebAuthnKeys()));
160
161        try {
162            $this->user->getUserByLogin($webAuthnUser->getName());
163        } catch (Exception) {
164            return $this->json(['error' => Translation::get(key: 'ad_auth_fail')], Response::HTTP_BAD_REQUEST);
165        }
166
167        if ($this->user->setWebAuthnKeys($webAuthnUser->getWebAuthnKeys())) {
168            return $this->json([
169                'success' => 'ok',
170                'message' => Translation::get(key: 'msgPasskeyRegistrationSuccess'),
171            ], Response::HTTP_OK);
172        }
173
174        return $this->json(['error' => 'Cannot set WebAuthn keys'], Response::HTTP_BAD_REQUEST);
175    }
176
177    /**
178     * @throws \JsonException
179     * @throws RandomException
180     */
181    #[Route(path: 'webauthn/prepare-login', name: 'api.private.webauthn.prepare-login', methods: ['POST'])]
182    public function prepareLogin(Request $request): JsonResponse
183    {
184        if (!$this->configuration->get('security.enableWebAuthnSupport')) {
185            return $this->json(['error' => Translation::get(key: 'msgNoPermission')], Response::HTTP_FORBIDDEN);
186        }
187
188        $data = json_decode($request->getContent(), associative: false, depth: 512, flags: JSON_THROW_ON_ERROR);
189
190        if (!is_object($data) || !property_exists($data, 'username')) {
191            throw new Exception('Missing username');
192        }
193
194        $login = Filter::filterVar($data->username, FILTER_SANITIZE_SPECIAL_CHARS, '');
195
196        try {
197            $this->user->getUserByLogin($login);
198        } catch (Exception) {
199            return $this->json(['error' => Translation::get(key: 'ad_auth_fail')], Response::HTTP_BAD_REQUEST);
200        }
201
202        $webAuthnKeys = $this->user->getWebAuthnKeys();
203        $publicKey = $this->authWebAuthn->prepareForLogin($webAuthnKeys);
204
205        // prepareForLogin() stamps the pending challenge onto the keys; it has to be stored so the
206        // login can check the assertion against it and reject replays.
207        $this->user->setWebAuthnKeys($webAuthnKeys);
208
209        return $this->json($publicKey, Response::HTTP_OK);
210    }
211
212    /**
213     * @throws Exception
214     * @throws \JsonException
215     * @throws \Exception
216     */
217    #[Route(path: 'webauthn/login', name: 'api.private.webauthn.login', methods: ['POST'])]
218    public function login(Request $request): JsonResponse
219    {
220        if (!$this->configuration->get('security.enableWebAuthnSupport')) {
221            return $this->json(['error' => Translation::get(key: 'msgNoPermission')], Response::HTTP_FORBIDDEN);
222        }
223
224        $data = json_decode($request->getContent(), associative: false, depth: 512, flags: JSON_THROW_ON_ERROR);
225
226        if (!is_object($data) || !property_exists($data, 'username')) {
227            throw new Exception('Missing username');
228        }
229
230        if (!property_exists($data, 'login')) {
231            throw new Exception('Missing login data');
232        }
233
234        $login = Filter::filterVar($data->username, FILTER_SANITIZE_SPECIAL_CHARS, '');
235        $loginData = $data->login;
236        if (!$loginData instanceof \stdClass) {
237            throw new Exception('Missing login data');
238        }
239
240        $this->user->getUserByLogin($login);
241
242        $webAuthnKeys = $this->user->getWebAuthnKeys();
243        $isAuthenticated = $this->authWebAuthn->authenticate($loginData, $webAuthnKeys);
244
245        // authenticate() blanks the challenge it just consumed. Store that, so the same assertion
246        // cannot be presented a second time.
247        $this->user->setWebAuthnKeys($webAuthnKeys);
248
249        if ($isAuthenticated) {
250            $currentUser = $this->loginCurrentUser ?? new CurrentUser($this->configuration);
251            $currentUser->getUserByLogin($login);
252
253            if ($currentUser->isBlocked()) {
254                return $this->json(['error' => Translation::get(key: 'ad_auth_fail')], Response::HTTP_UNAUTHORIZED);
255            }
256
257            $currentUser->setLoggedIn(loggedIn: true);
258            $currentUser->setSuccess(success: true);
259            $currentUser->updateSessionId(updateLastLogin: true);
260            $currentUser->saveToSession();
261            return $this->json([
262                'success' => 'ok',
263                'redirect' => $this->configuration->getDefaultUrl(),
264            ], Response::HTTP_OK);
265        }
266
267        return $this->json(['error' => Translation::get(key: 'ad_auth_fail')], Response::HTTP_UNAUTHORIZED);
268    }
269}

Inherited from phpMyFAQ\Controller\AbstractController

93    public function setContainer(ContainerInterface $container): void
94    {
95        $this->container = $container;
96        $this->initializeFromContainer();
97    }
104    protected function initializeFromContainer(): void
105    {
106        $configuration = $this->container->get(id: 'phpmyfaq.configuration');
107        if (!$configuration instanceof Configuration) {
108            throw new LogicException('Configuration service not found in container.');
109        }
110
111        $this->configuration = $configuration;
112
113        $currentUser = $this->container->get(id: 'phpmyfaq.user.current_user');
114        if (!$currentUser instanceof CurrentUser) {
115            throw new LogicException('CurrentUser service not found in container.');
116        }
117
118        $this->currentUser = $currentUser;
119
120        $session = $this->container->get(id: 'session');
121        if (!$session instanceof FlashBagAwareSessionInterface) {
122            throw new LogicException('Session service not found in container.');
123        }
124
125        $this->session = $session;
126
127        TwigWrapper::setTemplateSetName($this->configuration->getTemplateSet());
128        $this->isSecured();
129    }
137    public function render(string $file, array $context = [], ?Response $response = null): Response
138    {
139        $response ??= new Response();
140        $twigWrapper = $this->getTwigWrapper();
141        $templateWrapper = $twigWrapper->loadTemplate($file);
142
143        $response->setContent($templateWrapper->render($context));
144
145        return $response;
146    }
154    public function renderView(string $pathToTwigFile, array $templateVars = []): string
155    {
156        $twigWrapper = $this->getTwigWrapper();
157        $templateWrapper = $twigWrapper->loadTemplate($pathToTwigFile);
158
159        return $templateWrapper->render($templateVars);
160    }
167    public function json(mixed $data, int $status = 200, array $headers = []): JsonResponse
168    {
169        return new JsonResponse($data, $status, $headers);
170    }
182    protected function getJsonObject(Request $request): \stdClass
183    {
184        /* @mago-expect analysis:mixed-assignment - json_decode() is mixed by nature; validated to stdClass below */
185        $data = json_decode($request->getContent(), associative: false, depth: 512, flags: JSON_THROW_ON_ERROR);
186
187        if (!$data instanceof \stdClass) {
188            throw new JsonException('The request body must be a JSON object.');
189        }
190
191        return $data;
192    }
197    public function getTwigWrapper(): TwigWrapper
198    {
199        $twigWrapper = new TwigWrapper(
200            (string) PMF_ROOT_DIR . '/assets/templates',
201            false,
202            $this->configuration->getTemplateSet(),
203        );
204
205        foreach ($this->twigExtensions as $twigExtension) {
206            $twigWrapper->addExtension($twigExtension);
207        }
208
209        foreach ($this->twigFilters as $twigFilter) {
210            $twigWrapper->addFilter($twigFilter);
211        }
212
213        return $twigWrapper;
214    }
219    protected function hasValidToken(): void
220    {
221        $configuredToken = $this->configuration->get(item: 'api.apiClientToken');
222        if (!is_string($configuredToken) || $configuredToken === '') {
223            throw new UnauthorizedHttpException(challenge: '"x-pmf-token" is not valid.');
224        }
225
226        $request = Request::createFromGlobals();
227        $requestToken = $request->headers->get(key: 'x-pmf-token');
228        if (!is_string($requestToken) || !hash_equals($configuredToken, $requestToken)) {
229            throw new UnauthorizedHttpException(challenge: '"x-pmf-token" is not valid.');
230        }
231    }
236    protected function isSecured(): void
237    {
238        if ($this->currentUser->isLoggedIn()) {
239            return;
240        }
241
242        if (!$this->configuration->get(item: 'security.enableLoginOnly')) {
243            return;
244        }
245
246        $request = Request::createFromGlobals();
247        $pathInfo = rtrim($request->getPathInfo(), characters: '/');
248        $pathInfo = $pathInfo === '' ? '/' : $pathInfo;
249
250        if ($this->isPublicAuthenticationPath($pathInfo)) {
251            return;
252        }
253
254        throw new UnauthorizedHttpException(challenge: 'You are not allowed to view this content.');
255    }
257    private function isPublicAuthenticationPath(string $pathInfo): bool
258    {
259        $publicAuthenticationPaths = [
260            '/login',
261            '/authenticate',
262            '/forgot-password',
263            '/token',
264            '/check',
265            '/contact.html',
266            '/imprint.html',
267            '/privacy.html',
268            '/terms.html',
269            '/accessibility.html',
270            '/auth/azure/authorize',
271            '/auth/azure/callback',
272            '/auth/azure/callback.php',
273            '/auth/keycloak/authorize',
274            '/auth/keycloak/callback',
275            '/auth/keycloak/logout',
276            '/services/azure/callback',
277            '/services/azure/callback.php',
278            '/api/webauthn/prepare-login',
279            '/api/webauthn/login',
280        ];
281
282        return in_array($pathInfo, $publicAuthenticationPaths, strict: true);
283    }
288    public function userIsAuthenticated(): void
289    {
290        if (!$this->currentUser->isLoggedIn()) {
291            throw new UnauthorizedHttpException(challenge: 'User is not authenticated.');
292        }
293    }
298    protected function userIsSuperAdmin(): void
299    {
300        if (!$this->currentUser->isSuperAdmin()) {
301            throw new UnauthorizedHttpException(challenge: 'User is not super admin.');
302        }
303    }
308    protected function userHasGroupPermission(): void
309    {
310        if (!$this->currentUser->isLoggedIn()) {
311            throw new UnauthorizedHttpException(challenge: 'User is not authenticated.');
312        }
313
314        $currentUser = $this->currentUser;
315        if (
316            !$currentUser->perm->hasPermission($currentUser->getUserId(), PermissionType::USER_ADD->value)
317            || !$currentUser->perm->hasPermission($currentUser->getUserId(), PermissionType::USER_EDIT->value)
318            || !$currentUser->perm->hasPermission($currentUser->getUserId(), PermissionType::USER_DELETE->value)
319            || !$currentUser->perm->hasPermission($currentUser->getUserId(), PermissionType::GROUP_EDIT->value)
320        ) {
321            throw new ForbiddenException(message: 'User has no group permission.');
322        }
323    }
328    protected function userHasUserPermission(): void
329    {
330        if (!$this->currentUser->isLoggedIn()) {
331            throw new UnauthorizedHttpException(challenge: 'User is not authenticated.');
332        }
333
334        $currentUser = $this->currentUser;
335        if (
336            !$currentUser->perm->hasPermission($currentUser->getUserId(), PermissionType::USER_ADD->value)
337            || !$currentUser->perm->hasPermission($currentUser->getUserId(), PermissionType::USER_EDIT->value)
338            || !$currentUser->perm->hasPermission($currentUser->getUserId(), PermissionType::USER_DELETE->value)
339        ) {
340            throw new ForbiddenException(message: 'User has no user permission.');
341        }
342    }
347    protected function userHasPermission(PermissionType $permissionType): void
348    {
349        if (!$this->currentUser->isLoggedIn()) {
350            throw new UnauthorizedHttpException(challenge: 'User is not authenticated.');
351        }
352
353        $currentUser = $this->currentUser;
354        if (!$currentUser?->perm->hasPermission($currentUser->getUserId(), $permissionType->value)) {
355            throw new ForbiddenException(message: sprintf('User has no "%s" permission.', $permissionType->name));
356        }
357    }
364    protected function userHasAnyPermission(PermissionType ...$permissionTypes): void
365    {
366        if (!$this->currentUser->isLoggedIn()) {
367            throw new UnauthorizedHttpException(challenge: 'User is not authenticated.');
368        }
369
370        $currentUser = $this->currentUser;
371        foreach ($permissionTypes as $permissionType) {
372            if ($currentUser->perm->hasPermission($currentUser->getUserId(), $permissionType->value)) {
373                return;
374            }
375        }
376
377        throw new ForbiddenException(message: sprintf('User has none of the required permissions: %s.', implode(', ', array_map(
378            static fn(PermissionType $type): string => $type->name,
379            $permissionTypes,
380        ))));
381    }
389    protected function verifySessionCsrfToken(string $page, #[\SensitiveParameter] string $requestToken): bool
390    {
391        if ($requestToken === '') {
392            return false;
393        }
394
395        $sessionKey = sprintf('pmf-csrf-token.%s', $page);
396        $storedToken = $this->session->get($sessionKey);
397
398        if (!$storedToken instanceof Token) {
399            return false;
400        }
401
402        if (time() > $storedToken->getExpiry()) {
403            $this->session->remove($sessionKey);
404            return false;
405        }
406
407        return hash_equals($storedToken->getSessionToken(), $requestToken);
408    }
414    protected function captchaCodeIsValid(Request $request): bool
415    {
416        $captcha = Captcha::getInstance($this->configuration);
417        $captcha->setUserIsLoggedIn($this->currentUser->isLoggedIn());
418
419        $data = json_decode($request->getContent(), associative: false, depth: 512, flags: JSON_THROW_ON_ERROR);
420
421        $code = Filter::filterVar($data->captcha ?? '', FILTER_SANITIZE_SPECIAL_CHARS);
422        if ($this->configuration->get(item: 'security.enableGoogleReCaptchaV2')) {
423            $code = Filter::filterVar($data->{'g-recaptcha-response'} ?? '', FILTER_SANITIZE_SPECIAL_CHARS);
424        }
425
426        return $captcha->checkCaptchaCode((string) $code);
427    }
429    public function isApiEnabled(): bool
430    {
431        return (bool) $this->configuration->get(item: 'api.enableAccess');
432    }
434    public function addExtension(ExtensionInterface $extension): void
435    {
436        $this->twigExtensions[] = $extension;
437    }
439    public function addFilter(TwigFilter $twigFilter): void
440    {
441        $this->twigFilters[] = $twigFilter;
442    }
444    protected function getRateLimiter(): ?RateLimiter
445    {
446        if (!$this->container->has('phpmyfaq.http.rate-limiter')) {
447            return null;
448        }
449
450        $rateLimiter = $this->container->get('phpmyfaq.http.rate-limiter');
451
452        return $rateLimiter instanceof RateLimiter ? $rateLimiter : null;
453    }
455    private function createFallbackContainer(): ContainerBuilder
456    {
457        $containerBuilder = new ContainerBuilder();
458        $phpFileLoader = new PhpFileLoader($containerBuilder, new FileLocator(__DIR__));
459        try {
460            $phpFileLoader->load(resource: '../../services.php');
461        } catch (\Exception $exception) {
462            error_log($exception->getMessage());
463        }
464
465        // Register Forms services
466        FormsServiceProvider::register($containerBuilder);
467
468        return $containerBuilder;
469    }