Context isolation for About, ScreenShare, Preferences

ts/windows/configure.ts

@@ -0,0 +1,30 @@
+// Copyright 2018-2021 Signal Messenger, LLC
+// SPDX-License-Identifier: AGPL-3.0-only
+
+import url from 'url';
+import { ipcRenderer } from 'electron';
+
+import i18n from '../../js/modules/i18n';
+import {
+  getEnvironment,
+  parseEnvironment,
+  setEnvironment,
+} from '../environment';
+import { strictAssert } from '../util/assert';
+
+const config = url.parse(window.location.toString(), true).query;
+const { locale } = config;
+strictAssert(locale, 'locale could not be parsed from config');
+strictAssert(typeof locale === 'string', 'locale is not a string');
+
+const localeMessages = ipcRenderer.sendSync('locale-data');
+setEnvironment(parseEnvironment(config.environment));
+
+export const SignalWindow = {
+  config,
+  getAppInstance: (): string | undefined =>
+    config.appInstance ? String(config.appInstance) : undefined,
+  getEnvironment,
+  getVersion: (): string => String(config.version),
+  i18n: i18n.setup(locale, localeMessages),
+};