Check undefined data properties before i18n (#9590)

* remove duplicate route

* check for undefined before translation

apps/web/src/app/oss-routing.module.ts

@@ -238,25 +238,6 @@ const routes: Routes = [
           },
         ],
       },
-      {
-        path: "recover-2fa",
-        canActivate: [unauthGuardFn()],
-        children: [
-          {
-            path: "",
-            component: RecoverTwoFactorComponent,
-          },
-          {
-            path: "",
-            component: EnvironmentSelectorComponent,
-            outlet: "environment-selector",
-          },
-        ],
-        data: {
-          pageTitle: "recoverAccountTwoStep",
-          titleId: "recoverAccountTwoStep",
-        } satisfies DataProperties & AnonLayoutWrapperData,
-      },
       {
         path: "remove-password",
         component: RemovePasswordComponent,

libs/auth/src/angular/anon-layout/anon-layout-wrapper.component.ts

@@ -27,9 +27,21 @@ export class AnonLayoutWrapperComponent {
     private route: ActivatedRoute,
     private i18nService: I18nService,
   ) {
-    this.pageTitle = this.i18nService.t(this.route.snapshot.firstChild.data["pageTitle"]);
-    this.pageSubtitle = this.i18nService.t(this.route.snapshot.firstChild.data["pageSubtitle"]);
-    this.pageIcon = this.route.snapshot.firstChild.data["pageIcon"];
-    this.showReadonlyHostname = this.route.snapshot.firstChild.data["showReadonlyHostname"];
+    const routeData = this.route.snapshot.firstChild?.data;
+
+    if (!routeData) {
+      return;
+    }
+
+    if (routeData["pageTitle"] !== undefined) {
+      this.pageTitle = this.i18nService.t(routeData["pageTitle"]);
+    }
+
+    if (routeData["pageSubtitle"] !== undefined) {
+      this.pageSubtitle = this.i18nService.t(routeData["pageSubtitle"]);
+    }
+
+    this.pageIcon = routeData["pageIcon"];
+    this.showReadonlyHostname = routeData["showReadonlyHostname"];
   }
 }