feat(auth): keep remember tokens on session timeout

- add timeout-specific logout path without remember-token revocation

- reset session timers after remember-me auto login

- compact session policy wording in admin settings (DE/EN)

- extend auth tests for timeout/manual logout behavior

i18n/default_de.json

@@ -1018,10 +1018,10 @@
   "Counters": "Zähler",
   "User lifecycle policy": "Benutzer-Lifecycle-Regel",
   "Session policy": "Sitzungsrichtlinie",
-  "Session limits define how long logged-in users stay signed in.": "Sitzungslimits bestimmen, wie lange angemeldete Benutzer eingeloggt bleiben.",
-  "Idle timeout signs users out after no activity.": "Das Inaktivitäts-Timeout meldet Benutzer bei fehlender Aktivität ab.",
+  "Session limits define how long logged-in users stay signed in.": "Hier legen Sie Inaktivitäts- und Absolute-Timeout für aktive Sitzungen fest.",
+  "Idle timeout signs users out after no activity.": "Inaktivitäts-Timeout beendet inaktive Sitzungen, absolutes Timeout beendet lange Sitzungen auch bei Aktivität.",
   "Absolute timeout signs users out after total session duration, even with activity.": "Das absolute Timeout meldet Benutzer nach der gesamten Sitzungsdauer ab, auch bei Aktivität.",
-  "New limits apply on each user's next request.": "Neue Limits gelten mit der nächsten Anfrage jedes Benutzers.",
+  "New limits apply on each user's next request.": "Änderungen gelten ab der nächsten Anfrage je Benutzer. Angemeldet-bleiben-Tokens bleiben aktiv.",
   "Session idle timeout (minutes)": "Sitzungs-Inaktivitäts-Timeout (Minuten)",
   "Session absolute timeout (hours)": "Absolutes Sitzungs-Timeout (Stunden)",
   "Allowed range: 5-1440 minutes (default: 30)": "Erlaubter Bereich: 5-1440 Minuten (Standard: 30)",
@@ -1218,7 +1218,7 @@
   "Top lifecycle reason codes (7d)": "Top-Lifecycle-Fehlercodes (7d)",
   "Recent lifecycle risks (7d)": "Aktuelle Lifecycle-Risiken (7d)",
   "Login progress": "Anmeldefortschritt",
-  "Your session has expired. Please log in again.": "Ihre Sitzung ist abgelaufen. Bitte melden Sie sich erneut an.",
+  "Your session has expired. Please log in again.": "Ihre Sitzung ist abgelaufen. Bitte melden Sie sich erneut an. Mit „Angemeldet bleiben“ erfolgt die Anmeldung ggf. automatisch.",
   "Failed to update role permissions": "Rollenberechtigungen konnten nicht aktualisiert werden",
   "Failed to update permission roles": "Berechtigungsrollen konnten nicht aktualisiert werden"
 }

i18n/default_en.json

@@ -1018,10 +1018,10 @@
   "Counters": "Counters",
   "User lifecycle policy": "User lifecycle policy",
   "Session policy": "Session policy",
-  "Session limits define how long logged-in users stay signed in.": "Session limits define how long logged-in users stay signed in.",
-  "Idle timeout signs users out after no activity.": "Idle timeout signs users out after no activity.",
+  "Session limits define how long logged-in users stay signed in.": "Set idle and absolute limits for active sessions.",
+  "Idle timeout signs users out after no activity.": "Idle timeout ends inactive sessions; absolute timeout ends long sessions even with activity.",
   "Absolute timeout signs users out after total session duration, even with activity.": "Absolute timeout signs users out after total session duration, even with activity.",
-  "New limits apply on each user's next request.": "New limits apply on each user's next request.",
+  "New limits apply on each user's next request.": "Changes apply from each user's next request. Remember-me tokens stay active.",
   "Session idle timeout (minutes)": "Session idle timeout (minutes)",
   "Session absolute timeout (hours)": "Session absolute timeout (hours)",
   "Allowed range: 5-1440 minutes (default: 30)": "Allowed range: 5-1440 minutes (default: 30)",
@@ -1218,7 +1218,7 @@
   "Top lifecycle reason codes (7d)": "Top lifecycle reason codes (7d)",
   "Recent lifecycle risks (7d)": "Recent lifecycle risks (7d)",
   "Login progress": "Login progress",
-  "Your session has expired. Please log in again.": "Your session has expired. Please log in again.",
+  "Your session has expired. Please log in again.": "Your session timed out. Please sign in again. If you chose Remember me, sign-in can happen automatically.",
   "Failed to update role permissions": "Failed to update role permissions",
   "Failed to update permission roles": "Failed to update permission roles"
 }

lib/Service/Auth/AuthService.php

@@ -268,6 +268,19 @@ class AuthService
         ]);
     }
 
+    public function logoutDueToSessionTimeout(): void
+    {
+        $actorUserId = (int) ($this->sessionUser()['id'] ?? 0);
+        $actorTenantId = $this->currentTenantIdFromSession();
+        $this->sessionStore->remove('session_started_at');
+        $this->sessionStore->remove('session_last_activity');
+        Auth::logout();
+        $this->recordAuthEvent('auth.session.timeout', 'success', [
+            'actor_user_id' => $actorUserId > 0 ? $actorUserId : null,
+            'actor_tenant_id' => $actorTenantId > 0 ? $actorTenantId : null,
+        ]);
+    }
+
     public function logoutAndRedirect(string $target = 'login'): void
     {
         $this->logout();

lib/Service/Auth/RememberMeService.php

@@ -92,6 +92,9 @@ class RememberMeService
 
         Session::regenerate();
         $this->sessionStore->set('user', $user);
+        $now = time();
+        $this->sessionStore->set('session_started_at', $now);
+        $this->sessionStore->set('session_last_activity', $now);
         if (!empty($user['locale'])) {
             I18n::$locale = (string) $user['locale'];
         }

pages/admin/settings/index(default).phtml

@@ -334,7 +334,6 @@ $disabledAttr = $isReadOnly ? 'disabled' : '';
               <?php e(t('Session limits define how long logged-in users stay signed in.')); ?>
             </blockquote>
             <small class="muted"><?php e(t('Idle timeout signs users out after no activity.')); ?></small>
-            <small class="muted"><?php e(t('Absolute timeout signs users out after total session duration, even with activity.')); ?></small>
             <small class="muted"><?php e(t('New limits apply on each user\'s next request.')); ?></small>
             <div class="grid">
               <label class="app-field">

tests/Service/Auth/AuthServiceTest.php

@@ -349,6 +349,80 @@ class AuthServiceTest extends TestCase
         $this->assertSame('login_not_verified', $result['flash_key']);
     }
 
+    // ---------------------------------------------------------------
+    // logout behavior
+    // ---------------------------------------------------------------
+
+    public function testLogoutDueToSessionTimeoutKeepsRememberTokenAndClearsSessionTimers(): void
+    {
+        $_SESSION = [];
+        if (session_status() !== PHP_SESSION_ACTIVE) {
+            session_start();
+        }
+
+        $removedKeys = [];
+        $session = $this->createMock(SessionStoreInterface::class);
+        $session->method('get')->willReturnMap([
+            ['user', [], ['id' => 5]],
+            ['current_tenant', [], ['id' => 9]],
+        ]);
+        $session->method('remove')->willReturnCallback(function (string $key) use (&$removedKeys): void {
+            $removedKeys[] = $key;
+        });
+
+        $rememberMeService = $this->createMock(RememberMeService::class);
+        $rememberMeService->expects($this->never())->method('forgetCurrentUser');
+
+        $audit = $this->createMock(SystemAuditService::class);
+        $audit->expects($this->once())->method('record')
+            ->with('auth.session.timeout', 'success', $this->callback(function (array $context): bool {
+                return (int) ($context['actor_user_id'] ?? 0) === 5
+                    && (int) ($context['actor_tenant_id'] ?? 0) === 9;
+            }));
+
+        $service = $this->newService(
+            rememberMeService: $rememberMeService,
+            systemAuditService: $audit,
+            sessionStore: $session
+        );
+
+        $service->logoutDueToSessionTimeout();
+        sort($removedKeys);
+        $this->assertSame(['session_last_activity', 'session_started_at'], $removedKeys);
+    }
+
+    public function testLogoutStillForgetsRememberTokenOnManualLogout(): void
+    {
+        $_SESSION = [];
+        if (session_status() !== PHP_SESSION_ACTIVE) {
+            session_start();
+        }
+
+        $rememberMeService = $this->createMock(RememberMeService::class);
+        $rememberMeService->expects($this->once())->method('forgetCurrentUser');
+
+        $session = $this->createMock(SessionStoreInterface::class);
+        $session->method('get')->willReturnMap([
+            ['user', [], ['id' => 5]],
+            ['current_tenant', [], ['id' => 11]],
+        ]);
+
+        $audit = $this->createMock(SystemAuditService::class);
+        $audit->expects($this->once())->method('record')
+            ->with('auth.logout', 'success', $this->callback(function (array $context): bool {
+                return (int) ($context['actor_user_id'] ?? 0) === 5
+                    && (int) ($context['actor_tenant_id'] ?? 0) === 11;
+            }));
+
+        $service = $this->newService(
+            rememberMeService: $rememberMeService,
+            systemAuditService: $audit,
+            sessionStore: $session
+        );
+
+        $service->logout();
+    }
+
     // ---------------------------------------------------------------
     // Helper
     // ---------------------------------------------------------------

tests/Service/Auth/RememberMeServiceTest.php

@@ -273,11 +273,14 @@ class RememberMeServiceTest extends TestCase
         $_SESSION = [];
 
         $session = $this->createMock(SessionStoreInterface::class);
+        $setKeys = [];
         $session->method('get')->willReturnMap([
             ['user', [], []],
             ['no_active_tenant', false, false],
         ]);
-        $session->expects($this->once())->method('set');
+        $session->method('set')->willReturnCallback(function (string $key, mixed $value) use (&$setKeys): void {
+            $setKeys[] = $key;
+        });
 
         $cookie = $this->createMock(CookieStoreInterface::class);
         $cookie->method('get')->willReturn('selector:token');
@@ -318,6 +321,9 @@ class RememberMeServiceTest extends TestCase
             authSessionTenantContextService: $tenantCtx
         );
         $this->assertTrue($service->autoLoginFromCookie());
+        $this->assertContains('user', $setKeys);
+        $this->assertContains('session_started_at', $setKeys);
+        $this->assertContains('session_last_activity', $setKeys);
     }
 
     // ---------------------------------------------------------------

web/index.php

@@ -79,7 +79,7 @@ if (!empty($_SESSION['user']['id'])) {
     $isAbsolute = ($now - $sessionStartedAt) > $absoluteTimeoutSeconds;
 
     if ($isIdle || $isAbsolute) {
-        $authService->logout();
+        $authService->logoutDueToSessionTimeout();
         Flash::error(t('Your session has expired. Please log in again.'), 'login', 'session_timeout');
         Router::redirect('login');
     }