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enhance(server): better content type detection

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This commit is contained in:
syuilo 2021-12-26 01:43:51 +09:00
parent fe3609451e
commit d53795184c
4 changed files with 40 additions and 4 deletions
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3
packages/backend/src/server/proxy/proxy-media.ts
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@ -6,6 +6,7 @@ import { createTemp } from '@/misc/create-temp';
import { downloadUrl } from '@/misc/download-url';
import { detectType } from '@/misc/get-file-info';
import { StatusError } from '@/misc/fetch';
import { FILE_TYPE_WHITELIST } from '@/const';
export async function proxyMedia(ctx: Koa.Context) {
const url = 'url' in ctx.query ? ctx.query.url : 'https://' + ctx.params.url;
@ -18,7 +19,7 @@ export async function proxyMedia(ctx: Koa.Context) {
const { mime, ext } = await detectType(path);
if (!mime.startsWith('image/')) throw 403;
if (!FILE_TYPE_WHITELIST.includes(mime)) throw 403;
let image: IImage;