implement guild profiles and fix user profiles

2 files changed, 92 insertions, 0 deletions

diff --git a/src/cdn/Server.ts b/src/cdn/Server.ts
index 45d3abd9..1fd9ca38 100644
--- a/src/cdn/Server.ts
+++ b/src/cdn/Server.ts
@@ -2,6 +2,7 @@ import { Server, ServerOptions } from "lambert-server";
 import { Config, initDatabase, registerRoutes } from "@fosscord/util";
 import path from "path";
 import avatarsRoute from "./routes/avatars";
+import guildProfilesRoute from "./routes/guild-profiles";
 import iconsRoute from "./routes/role-icons";
 import bodyParser from "body-parser";
 
@@ -74,6 +75,12 @@ export class CDNServer extends Server {
 		this.app.use("/channel-icons/", avatarsRoute);
 		this.log("verbose", "[Server] Route /channel-icons registered");
 
+		this.app.use("/guilds/:guild_id/users/:user_id/avatars", guildProfilesRoute);
+		this.log("verbose", "[Server] Route /guilds/avatars registered");
+
+		this.app.use("/guilds/:guild_id/users/:user_id/banners", guildProfilesRoute);
+		this.log("verbose", "[Server] Route /guilds/banners registered");
+
 		return super.start();
 	}
 
diff --git a/src/cdn/routes/guild-profiles.ts b/src/cdn/routes/guild-profiles.ts
new file mode 100644
index 00000000..98af7f69
--- /dev/null
+++ b/src/cdn/routes/guild-profiles.ts
@@ -0,0 +1,85 @@
+import { Config, Snowflake } from "@fosscord/util";
+import crypto from "crypto";
+import { Request, Response, Router } from "express";
+import FileType from "file-type";
+import { HTTPError } from "lambert-server";
+import { multer } from "../util/multer";
+import { storage } from "../util/Storage";
+
+// TODO: check premium and animated pfp are allowed in the config
+// TODO: generate different sizes of icon
+// TODO: generate different image types of icon
+// TODO: delete old icons
+
+const ANIMATED_MIME_TYPES = ["image/apng", "image/gif", "image/gifv"];
+const STATIC_MIME_TYPES = ["image/png", "image/jpeg", "image/webp", "image/svg+xml", "image/svg"];
+const ALLOWED_MIME_TYPES = [...ANIMATED_MIME_TYPES, ...STATIC_MIME_TYPES];
+
+const router = Router();
+
+router.post("/", multer.single("file"), async (req: Request, res: Response) => {
+	if (req.headers.signature !== Config.get().security.requestSignature) throw new HTTPError("Invalid request signature");
+	if (!req.file) throw new HTTPError("Missing file");
+	const { buffer, mimetype, size, originalname, fieldname } = req.file;
+	const { guild_id, user_id } = req.params;
+
+	let hash = crypto.createHash("md5").update(Snowflake.generate()).digest("hex");
+
+	const type = await FileType.fromBuffer(buffer);
+	if (!type || !ALLOWED_MIME_TYPES.includes(type.mime)) throw new HTTPError("Invalid file type");
+	if (ANIMATED_MIME_TYPES.includes(type.mime)) hash = `a_${hash}`; // animated icons have a_ infront of the hash
+
+	const path = `guilds/${guild_id}/users/${user_id}/avatars/${hash}`;
+	const endpoint = Config.get().cdn.endpointPublic || "http://localhost:3003";
+
+	await storage.set(path, buffer);
+
+	return res.json({
+		id: hash,
+		content_type: type.mime,
+		size,
+		url: `${endpoint}${req.baseUrl}/${user_id}/${hash}`
+	});
+});
+
+router.get("/", async (req: Request, res: Response) => {
+	let { guild_id, user_id } = req.params;
+	user_id = user_id.split(".")[0]; // remove .file extension
+	const path = `guilds/${guild_id}/users/${user_id}/avatars`;
+
+	const file = await storage.get(path);
+	if (!file) throw new HTTPError("not found", 404);
+	const type = await FileType.fromBuffer(file);
+
+	res.set("Content-Type", type?.mime);
+	res.set("Cache-Control", "public, max-age=31536000");
+
+	return res.send(file);
+});
+
+router.get("/:hash", async (req: Request, res: Response) => {
+	let { guild_id, user_id, hash } = req.params;
+	hash = hash.split(".")[0]; // remove .file extension
+	const path = `guilds/${guild_id}/users/${user_id}/avatars/${hash}`;
+
+	const file = await storage.get(path);
+	if (!file) throw new HTTPError("not found", 404);
+	const type = await FileType.fromBuffer(file);
+
+	res.set("Content-Type", type?.mime);
+	res.set("Cache-Control", "public, max-age=31536000");
+
+	return res.send(file);
+});
+
+router.delete("/:id", async (req: Request, res: Response) => {
+	if (req.headers.signature !== Config.get().security.requestSignature) throw new HTTPError("Invalid request signature");
+	const { guild_id, user_id, id } = req.params;
+	const path = `guilds/${guild_id}/users/${user_id}/avatars/${id}`;
+
+	await storage.delete(path);
+
+	return res.send({ success: true });
+});
+
+export default router;