74 lines
2.1 KiB
TypeScript
74 lines
2.1 KiB
TypeScript
import { Router, Response, Request } from "express";
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import { Config, Snowflake } from "@fosscord/server-util";
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import { storage } from "../util/Storage";
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import FileType from "file-type";
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import { HTTPError } from "lambert-server";
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import { multer } from "../util/multer";
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import imageSize from "image-size";
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const router = Router();
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router.post("/:channel_id", multer.single("file"), async (req: Request, res: Response) => {
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if (req.headers.signature !== Config.get().security.requestSignature)
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throw new HTTPError("Invalid request signature");
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if (!req.file) return;
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const { buffer, mimetype, size, originalname, fieldname } = req.file;
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const { channel_id } = req.params;
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const filename = originalname.replaceAll(" ", "_").replace(/[^a-zA-Z0-9._]+/g, "");
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const id = Snowflake.generate();
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const path = `attachments/${channel_id}/${id}/${filename}`;
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const endpoint = Config.get().cdn.endpoint || "http://localhost:3003";
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await storage.set(path, buffer);
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var width;
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var height;
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if (mimetype.includes("image")) {
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const dimensions = imageSize(buffer);
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if (dimensions) {
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width = dimensions.width;
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height = dimensions.height;
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}
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}
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const file = {
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id,
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content_type: mimetype,
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filename: filename,
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size,
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url: `${endpoint}/${path}`,
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width,
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height,
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};
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return res.json(file);
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});
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router.get("/:channel_id/:id/:filename", async (req: Request, res: Response) => {
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const { channel_id, id, filename } = req.params;
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const file = await storage.get(`attachments/${channel_id}/${id}/${filename}`);
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if (!file) throw new HTTPError("File not found");
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const type = await FileType.fromBuffer(file);
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res.set("Content-Type", type?.mime);
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res.set("Cache-Control", "public, max-age=31536000");
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return res.send(file);
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});
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router.delete("/:channel_id/:id/:filename", async (req: Request, res: Response) => {
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if (req.headers.signature !== Config.get().security.requestSignature)
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throw new HTTPError("Invalid request signature");
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const { channel_id, id, filename } = req.params;
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const path = `attachments/${channel_id}/${id}/${filename}`;
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await storage.delete(path);
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return res.send({ success: true });
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});
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export default router;
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