avatars.ts
| 1 | import { Elysia, t } from "elysia"; |
| 2 | import { MAX_USER_UPLOAD_BYTES } from "../config.ts"; |
| 3 | import { db } from "../db/index.ts"; |
| 4 | import { requireAuth, resolveSession } from "../middleware/session.ts"; |
| 5 | import { |
| 6 | avatarJxlPath, |
| 7 | createDefaultAvatar, |
| 8 | processAndStoreAvatar, |
| 9 | } from "../services/avatar.ts"; |
| 10 | |
| 11 | const CACHE = "public, max-age=31536000, immutable"; |
| 12 | |
| 13 | async function bumpAvatarVersion(userId: number): Promise<void> { |
| 14 | await db |
| 15 | .updateTable("users") |
| 16 | .set((eb) => ({ avatar_version: eb("avatar_version", "+", 1) })) |
| 17 | .where("id", "=", userId) |
| 18 | .execute(); |
| 19 | } |
| 20 | |
| 21 | export const avatarRoutes = new Elysia() |
| 22 | .guard({ cookie: t.Cookie({ session: t.Optional(t.String()) }) }) |
| 23 | |
| 24 | .get("/avatars/:id", async ({ params, request }) => { |
| 25 | const userId = parseInt(params.id, 10); |
| 26 | if (Number.isNaN(userId)) |
| 27 | return new Response("Not found", { status: 404 }); |
| 28 | |
| 29 | if (!new URL(request.url).searchParams.has("v")) |
| 30 | return new Response("Not found", { status: 404 }); |
| 31 | |
| 32 | let file = Bun.file(avatarJxlPath(userId)); |
| 33 | if (!(await file.exists())) { |
| 34 | const user = await db |
| 35 | .selectFrom("users") |
| 36 | .select("username") |
| 37 | .where("id", "=", userId) |
| 38 | .executeTakeFirst(); |
| 39 | if (!user) return new Response("Not found", { status: 404 }); |
| 40 | await createDefaultAvatar(userId, user.username); |
| 41 | file = Bun.file(avatarJxlPath(userId)); |
| 42 | } |
| 43 | |
| 44 | return new Response(file, { |
| 45 | headers: { |
| 46 | "Content-Type": "image/jxl", |
| 47 | "Cache-Control": CACHE, |
| 48 | }, |
| 49 | }); |
| 50 | }) |
| 51 | |
| 52 | .post( |
| 53 | "/settings/avatar", |
| 54 | async ({ body, cookie }) => { |
| 55 | const user = await resolveSession(cookie.session.value); |
| 56 | const deny = requireAuth(user); |
| 57 | if (deny) return deny; |
| 58 | if (body.avatar.size > MAX_USER_UPLOAD_BYTES) { |
| 59 | return new Response("Avatar file too large", { status: 400 }); |
| 60 | } |
| 61 | const buffer = Buffer.from(await body.avatar.arrayBuffer()); |
| 62 | try { |
| 63 | await processAndStoreAvatar(user!.id, buffer); |
| 64 | } catch (err) { |
| 65 | if ( |
| 66 | err instanceof Error && |
| 67 | err.message === "Invalid image type" |
| 68 | ) { |
| 69 | return new Response("File is not a supported image type", { |
| 70 | status: 400, |
| 71 | }); |
| 72 | } |
| 73 | throw err; |
| 74 | } |
| 75 | await bumpAvatarVersion(user!.id); |
| 76 | return new Response(null, { |
| 77 | status: 302, |
| 78 | headers: { Location: "/settings" }, |
| 79 | }); |
| 80 | }, |
| 81 | { |
| 82 | body: t.Object({ avatar: t.File() }), |
| 83 | }, |
| 84 | ) |
| 85 | |
| 86 | .post("/settings/avatar/delete", async ({ cookie }) => { |
| 87 | const user = await resolveSession(cookie.session.value); |
| 88 | const deny = requireAuth(user); |
| 89 | if (deny) return deny; |
| 90 | await createDefaultAvatar(user!.id, user!.username); |
| 91 | await bumpAvatarVersion(user!.id); |
| 92 | return new Response(null, { |
| 93 | status: 302, |
| 94 | headers: { Location: "/settings" }, |
| 95 | }); |
| 96 | }); |
| 97 |