Resolve #3376

src/server/web/url-preview.ts

@@ -2,11 +2,14 @@ import * as Koa from 'koa';
 import * as request from 'request-promise-native';
 import summaly from 'summaly';
 import config from '../../config';
+import fetchMeta from '../../misc/fetch-meta';
 
 module.exports = async (ctx: Koa.Context) => {
+	const meta = await fetchMeta();
+
 	try {
-		const summary = config.summalyProxy ? await request.get({
-			url: config.summalyProxy,
+		const summary = meta.summalyProxy ? await request.get({
+			url: meta.summalyProxy,
 			proxy: config.proxy,
 			qs: {
 				url: ctx.query.url