cal.pub0.org/apps/web/middleware.ts

73 lines
2.2 KiB
TypeScript

import { collectEvents } from "next-collect/server";
import { NextMiddleware, NextResponse, userAgent } from "next/server";
import { CONSOLE_URL, WEBAPP_URL, WEBSITE_URL } from "@calcom/lib/constants";
import { isIpInBanlist } from "@calcom/lib/getIP";
import { extendEventData, nextCollectBasicSettings } from "@calcom/lib/telemetry";
const V2_WHITELIST = [
"/settings/admin",
"/settings/developer/webhooks",
"/settings/developer/api-keys",
"/settings/my-account",
"/settings/security",
"/settings/teams",
"/availability",
"/bookings",
"/event-types",
"/workflows",
"/apps",
"/teams",
"/success",
"/auth/login",
];
// For pages
// - which has V1 versions being modified as V2
// - Add routing_forms to keep old links working
const V2_BLACKLIST = ["/apps/routing_forms/", "/apps/routing-forms/", "/apps/typeform/"];
const middleware: NextMiddleware = async (req) => {
const url = req.nextUrl;
if (["/api/collect-events", "/api/auth"].some((p) => url.pathname.startsWith(p))) {
const callbackUrl = url.searchParams.get("callbackUrl");
const { isBot } = userAgent(req);
if (
isBot ||
(callbackUrl && ![CONSOLE_URL, WEBAPP_URL, WEBSITE_URL].some((u) => callbackUrl.startsWith(u))) ||
isIpInBanlist(req)
) {
// DDOS Prevention: Immediately end request with no response - Avoids a redirect as well initiated by NextAuth on invalid callback
req.nextUrl.pathname = "/api/nope";
return NextResponse.redirect(req.nextUrl);
}
}
// Don't 404 old routing_forms links
if (url.pathname.startsWith("/apps/routing_forms")) {
url.pathname = url.pathname.replace("/apps/routing_forms", "/apps/routing-forms");
return NextResponse.rewrite(url);
}
/** Display available V2 pages */
if (
!V2_BLACKLIST.some((p) => url.pathname.startsWith(p)) &&
V2_WHITELIST.some((p) => url.pathname.startsWith(p))
) {
// rewrite to the current subdomain under the pages/sites folder
url.pathname = `/v2${url.pathname}`;
return NextResponse.rewrite(url);
}
return NextResponse.next();
};
export default collectEvents({
middleware,
...nextCollectBasicSettings,
cookieName: "__clnds",
extend: extendEventData,
});