ドメインは常にPunycodeで保存するように

src/misc/convert-host.ts

@@ -1,27 +1,22 @@
 import config from '../config';
-import { toUnicode, toASCII } from 'punycode';
+import { toASCII } from 'punycode';
 import { URL } from 'url';
 
 export function getFullApAccount(username: string, host: string) {
-	return host ? `${username}@${toApHost(host)}` : `${username}@${toApHost(config.host)}`;
+	return host ? `${username}@${toPuny(host)}` : `${username}@${toPuny(config.host)}`;
 }
 
 export function isSelfHost(host: string) {
 	if (host == null) return true;
-	return toApHost(config.host) === toApHost(host);
+	return toPuny(config.host) === toPuny(host);
 }
 
 export function extractDbHost(uri: string) {
 	const url = new URL(uri);
-	return toDbHost(url.hostname);
+	return toPuny(url.hostname);
 }
 
-export function toDbHost(host: string) {
-	if (host == null) return null;
-	return toUnicode(host.toLowerCase());
-}
-
-export function toApHost(host: string) {
+export function toPuny(host: string) {
 	if (host == null) return null;
 	return toASCII(host.toLowerCase());
 }