Add CORS support.

This commit is contained in:
Emmanuel 2022-08-11 16:26:55 +02:00
parent 662c903f40
commit d7c75afa4c

View file

@ -1,7 +1,36 @@
import type { GetSession, Handle } from "@sveltejs/kit"
import config from "$lib/server/config"
export function getSession(): App.Session {
export const getSession: GetSession = async () => {
return {
title: config.title,
}
}
export const handle: Handle = async ({ event, resolve }) => {
const { request } = event
if (request.method === "OPTIONS") {
const headers: { [name: string]: string } = {
"Access-Control-Allow-Methods": "GET, OPTIONS",
"Access-Control-Allow-Origin": "*",
}
const vary: string[] = []
const allowedHeaders =
request.headers
.get("Access-Control-Request-Headers")
?.split(",")
.map((name) => name.trim()) ?? []
if (allowedHeaders.length > 0) {
vary.push("Access-Control-Request-Headers")
headers["Access-Control-Allow-Headers"] = allowedHeaders.join(", ")
}
if (vary.length > 0) {
headers["Vary"] = vary.join(", ")
}
return new Response(null, { status: 204, headers })
}
return await resolve(event)
}