simple-fs-server/routes/api/login.ts

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2023-01-05 18:18:07 +09:00
import { HandlerContext } from "$fresh/server.ts";
import { setCookie } from "http/cookie.ts";
import { Status } from "http/http_status.ts";
import { connectDB } from "../../src/user/db.ts";
import { getUser, verifyUser } from "../../src/user/user.ts";
import { create as createJWT } from "djwt";
import { prepareSecretKey } from "../../util/secret.ts";
const SECRET_KEY = await prepareSecretKey();
async function POST(req: Request, ctx: HandlerContext): Promise<Response> {
const url = new URL(req.url);
const form = await req.formData();
const username = form.get("username");
const password = form.get("password");
if (username && password){
const DB = connectDB();
const user = await getUser(DB, username.toString());
if (user){
if (await verifyUser(user, password.toString())){
const headers = new Headers();
const jwt = await createJWT({alg:"HS512", typ: "JWT"},{
username: user.name
}, SECRET_KEY);
setCookie(headers, {
name: "auth",
value: jwt,
httpOnly: true,
sameSite: "Strict",
maxAge: 60 * 60 * 24 * 7,
domain: url.hostname,
path: "/",
secure: url.protocol === "https:"
});
headers.set("Location", "/");
return new Response(null,{
status: Status.SeeOther, // See Other
headers: headers
});
}
}
}
return new Response(`<!DOCTYPE html><html>
<head> <title> Login Failed </title> </head>
<body>
<h1> Login Failed </h1>
<p> <a href="/"> Back to Home </a> </p>
<script>
document.location.href = "/login";
</script>
</body>
</html>`, {
headers:{
"Content-Type": "text/html"
},
status: Status.Forbidden,
});
}
export const handler = {
POST
};