popupの制御を出す側で行うように

packages/frontend/src/scripts/please-login.ts

@@ -3,10 +3,11 @@
  * SPDX-License-Identifier: AGPL-3.0-only
  */
 
-import { defineAsyncComponent } from 'vue';
+import { defineAsyncComponent, inject } from 'vue';
 import { $i } from '@/account.js';
 import { i18n } from '@/i18n.js';
 import { popup } from '@/os.js';
+import { embedPage } from '@/config.js';
 
 export type OpenOnRemoteOptions = {
 	/**
@@ -47,18 +48,22 @@ export type OpenOnRemoteOptions = {
 export function pleaseLogin(path?: string, openOnRemote?: OpenOnRemoteOptions) {
 	if ($i) return;
 
-	const { dispose } = popup(defineAsyncComponent(() => import('@/components/MkSigninDialog.vue')), {
-		autoSet: true,
-		message: openOnRemote ? i18n.ts.signinOrContinueOnRemote : i18n.ts.signinRequired,
-		openOnRemote,
-	}, {
-		cancelled: () => {
-			if (path) {
-				window.location.href = path;
-			}
-		},
-		closed: () => dispose(),
-	});
+	if (embedPage) {
+		window.open(path ?? '/', '_blank', 'noopener');
+	} else {
+		const { dispose } = popup(defineAsyncComponent(() => import('@/components/MkSigninDialog.vue')), {
+			autoSet: true,
+			message: openOnRemote ? i18n.ts.signinOrContinueOnRemote : i18n.ts.signinRequired,
+			openOnRemote,
+		}, {
+			cancelled: () => {
+				if (path) {
+					window.location.href = path;
+				}
+			},
+			closed: () => dispose(),
+		});
+	}
 
 	throw new Error('signin required');
 }