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Update new landing logout to broadcast and call API #298

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Merged
SaravanakumarR2018 merged 3 commits into from
Jan 3, 2026
Merged

Update new landing logout to broadcast and call API #298

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c2cee7a
Update new landing logout to broadcast and call API
SaravanakumarR2018 Jan 2, 2026
0386ae2
Hide Langflow badge buttons in playground modal publish options
SaravanakumarR2018 Jan 2, 2026
b2c9679
Redirect cross-tab logouts to landing and align favicon
SaravanakumarR2018 Jan 3, 2026
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39 changes: 9 additions & 30 deletions src/frontend/src/components/AuthBroadcastListener/index.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -71,46 +71,25 @@ export function AuthBroadcastListener() {
console.debug("[AuthBroadcast] Clearing auth state...");
await logout();

// 5. For root path "/", stay on the page (just update auth state)
if (isOnRootPath) {
console.debug("[AuthBroadcast] On root path, staying at / (UI will update to show Login/Book Demo)");
// Sign out from Clerk in background (best effort, don't block)
// If this fails, the login page will detect and clean up stale session
if (IS_CLERK_AUTH && signOut) {
signOut().catch((error) => {
console.debug("[AuthBroadcast] Clerk signOut failed (will be cleaned up on next login):", error);
});
console.debug("[AuthBroadcast] Clerk signOut initiated (background)");
}
console.log("[AuthBroadcast] Cross-tab logout completed - staying at /");
return;
}
// 5. Always redirect tabs to the public landing page (/) for a consistent post-logout state
console.debug("[AuthBroadcast] Redirecting to / (public landing)...");
navigate("/", { replace: true });

// 6. For protected pages, redirect IMMEDIATELY (don't wait for Clerk)
// Sign out from Clerk in background (best effort, don't block)
// If this fails, the landing page will detect and clean up stale session
if (IS_CLERK_AUTH && signOut) {
console.debug("[AuthBroadcast] Redirecting to /login immediately...");
// Navigate first (instant)
navigate("/login", { replace: true });
// Then sign out from Clerk in background (best effort)
// If this fails, the login page will detect and clean up stale session
signOut().catch((error) => {
console.debug("[AuthBroadcast] Clerk signOut failed (will be cleaned up on next login):", error);
});
console.debug("[AuthBroadcast] Clerk signOut initiated (background)");
return;
}

// 7. Redirect to login (for non-Clerk auth)
console.debug("[AuthBroadcast] Redirecting to login...");
navigate("/login", { replace: true });

console.log("[AuthBroadcast] Cross-tab logout completed successfully");
console.log("[AuthBroadcast] Cross-tab logout completed - redirected to /");
return;
} catch (error) {
console.error("[AuthBroadcast] Error during cross-tab logout:", error);
// Force redirect even if cleanup fails (but not for root path)
if (!isOnRootPath) {
navigate("/login", { replace: true });
}
// Force redirect even if cleanup fails
navigate("/", { replace: true });
}
}, [location.pathname, queryClient, logout, navigate, signOut]);

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4 changes: 2 additions & 2 deletions src/frontend/src/modals/IOModal/playground-modal.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -426,7 +426,7 @@ export default function IOModal({
<Button
onClick={LangflowButtonClick}
variant="primary"
className="w-full !rounded-xl shadow-lg"
className="hidden w-full !rounded-xl shadow-lg"
>
<LangflowLogoColor />
<div className="text-sm">Built with Langflow</div>
Expand All @@ -444,7 +444,7 @@ export default function IOModal({
>
<Button
variant="primary"
className="h-12 w-12 !rounded-xl !p-4 shadow-lg"
className="hidden h-12 w-12 !rounded-xl !p-4 shadow-lg"
onClick={LangflowButtonClick}
>
<LangflowLogoColor className="h-[18px] w-[18px] scale-150" />
Expand Down
4 changes: 2 additions & 2 deletions src/new-landingpage/index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -3,12 +3,12 @@
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<link rel="icon" href="/src/new-assets/visualailogo.png" />
<link rel="icon" href="/visualaifavicon.png" />
<script src="https://cdn.tailwindcss.com"></script>
<title>Visual AI Agents Builder</title>
</head>
<body>
<div id="root"></div>
<script type="module" src="/src/main.tsx"></script>
</body>
</html>
</html>
45 changes: 44 additions & 1 deletion src/new-landingpage/src/LandingPage.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,36 @@ import {
LANGFLOW_REFRESH_TOKEN,
} from "./session";

const API_BASE = (import.meta.env.VITE_LANGFLOW_API_BASE ?? "/api/v1/")
.replace(/\/?$/, "/");
const AUTH_CHANNEL_NAME = "langflow_auth_channel";

type AuthBroadcastMessage = {
type: "LOGOUT";
timestamp: number;
source?: string;
};

function broadcastLogoutEvent() {
if (typeof window === "undefined" || typeof BroadcastChannel === "undefined") {
return;
}

try {
const channel = new BroadcastChannel(AUTH_CHANNEL_NAME);
const message: AuthBroadcastMessage = {
type: "LOGOUT",
timestamp: Date.now(),
source: window.location.pathname,
};

channel.postMessage(message);
channel.close();
} catch (error) {
console.warn("[LandingPage] Failed to broadcast logout event", error);
}
}

/* -------------------- Icons -------------------- */

function CheckIcon(props: SVGProps<SVGSVGElement>) {
Expand Down Expand Up @@ -61,7 +91,20 @@ export default function LandingPage(): JSX.Element {
]);

const handleLogout = async () => {
await signOut();
try {
await signOut();
} catch (error) {
console.warn("[LandingPage] Clerk signOut failed", error);
}

try {
await fetch(`${API_BASE}logout`, { method: "POST" });
} catch (error) {
console.warn("[LandingPage] Backend logout request failed", error);
}

broadcastLogoutEvent();

removeCookie(LANGFLOW_ACCESS_TOKEN, { path: "/" });
removeCookie(LANGFLOW_REFRESH_TOKEN, { path: "/" });
clearStoredOrgSelection();
Expand Down
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