wehub-resource-sync
96 lines
3.9 KiB
TypeScript
96 lines
3.9 KiB
TypeScript
import type { LoaderFunctionArgs } from "@remix-run/server-runtime";
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import { redirect } from "@remix-run/server-runtime";
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import { prisma } from "~/db.server";
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import { redirectWithErrorMessage } from "~/models/message.server";
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import { authenticator } from "~/services/auth.server";
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import { setLastAuthMethodHeader } from "~/services/lastAuthMethod.server";
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import { getRedirectTo } from "~/services/redirectTo.server";
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import { commitSession, getSession } from "~/services/sessionStorage.server";
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import { commitAuthenticatedSession } from "~/services/sessionDuration.server";
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import { trackAndClearReferralSource } from "~/services/referralSource.server";
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import { appendRedirectTo, ssoRedirectFromAuthError } from "~/services/ssoAutoDiscovery.server";
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import type { AuthUser } from "~/services/authUser";
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import { sanitizeRedirectPath } from "~/utils";
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export async function loader({ request }: LoaderFunctionArgs) {
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// Defense-in-depth: sanitize the cookie value to drop non-page paths in case
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// a stale cookie from before sanitization shipped is still in the browser.
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const sanitized = sanitizeRedirectPath(await getRedirectTo(request));
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const redirectTo = sanitized === "/" ? undefined : sanitized;
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// The magic-link verify callback runs the SSO gate before any account
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// write, so an SSO-enforced domain throws out here. remix-auth's own
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// redirects are thrown Responses — pass those through.
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let auth: AuthUser;
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try {
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auth = await authenticator.authenticate("email-link", request);
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} catch (thrown) {
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if (thrown instanceof Response) throw thrown;
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const ssoRedirect = ssoRedirectFromAuthError(thrown);
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if (ssoRedirect) {
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return redirect(appendRedirectTo(ssoRedirect, redirectTo));
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}
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// Without `failureRedirect`, remix-auth no longer flashes the verify
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// error onto the session before throwing — so flash it here under the
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// same `auth:error` key the /login/magic loader reads. Otherwise an
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// expired/invalid link silently re-renders the email form with no
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// indication of what went wrong.
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const session = await getSession(request.headers.get("cookie"));
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session.flash("auth:error", {
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message:
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thrown instanceof Error ? thrown.message : "Your magic link is invalid or has expired.",
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});
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return redirect("/login/magic", {
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headers: { "Set-Cookie": await commitSession(session) },
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});
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}
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// manually get the session
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const session = await getSession(request.headers.get("cookie"));
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const userRecord = await prisma.user.findFirst({
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where: {
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id: auth.userId,
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},
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select: {
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id: true,
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mfaEnabledAt: true,
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},
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});
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if (!userRecord) {
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return redirectWithErrorMessage(
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"/login/magic",
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request,
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"Could not find your account. Please contact support."
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);
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}
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if (userRecord.mfaEnabledAt) {
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session.set("pending-mfa-user-id", userRecord.id);
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session.set("pending-mfa-redirect-to", redirectTo ?? "/");
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// Clear any `pending-sso` left over from an aborted SSO login in the same
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// browser session — otherwise `completeLogin` would stamp an SSO marker
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// onto this magic-link session and `revalidateSsoSession` would later
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// validate it against an IdP the user never authenticated through.
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session.unset("pending-sso");
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const headers = new Headers();
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headers.append("Set-Cookie", await commitSession(session));
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headers.append("Set-Cookie", await setLastAuthMethodHeader("email"));
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return redirect("/login/mfa", { headers });
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}
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// and store the user data
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session.set(authenticator.sessionKey, auth);
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const headers = new Headers();
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headers.append("Set-Cookie", await commitAuthenticatedSession(session, auth.userId));
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headers.append("Set-Cookie", await setLastAuthMethodHeader("email"));
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await trackAndClearReferralSource(request, auth.userId, headers);
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return redirect(redirectTo ?? "/", { headers });
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}
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