chore(cordova/android): fix import_messages script for Android and …

…move it to Node (#1674)

* Fix `import_messages` script for Android and move it to Node.

* Set encoding.

* Delete unused `validate_localized_keys` module.

* Escape XML characters.

package.json

@@ -129,7 +129,8 @@
     "webpack-cli": "^4.4.0",
     "webpack-dev-server": "^4.5.0",
     "webpack-merge": "^5.8.0",
-    "webpack-shell-plugin-next": "^2.1.1"
+    "webpack-shell-plugin-next": "^2.1.1",
+    "xmlbuilder2": "^3.1.1"
   },
   "optionalDependencies": {
     "ios-deploy": "^1.11.4"

src/cordova/android/get_native_locale.mjs

@@ -0,0 +1,24 @@
+// Copyright 2023 The Outline Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+export const getNativeLocale = polymerLang => {
+  switch (polymerLang) {
+    case 'es-419':
+      return 'es';
+    case 'sr-Latn':
+      return 'b+sr+Latn';
+    default:
+      return polymerLang.replace('-', '-r');
+  }
+};