Convert localization from AMD to ES modules

client/src/nls/de/locale.js

@@ -1,5 +1,5 @@
 /** en/main localization hash - for use with requirejs' i18n plugin */
-define({
+export default {
     // ----------------------------------------------------------------------------- masthead
     "Analyze Data": "Daten analysieren",
     Workflow: "Arbeitsablauf",
@@ -201,4 +201,4 @@ define({
     // ---------------------------------------------------------------------------- misc. MVC
     Tags: "Variablen",
     "Edit annotation": "Anmerkung bearbeiten",
-});
+};

client/src/nls/es/locale.js

@@ -1,6 +1,6 @@
 /** en/main localization hash - for use with requirejs' i18n plugin */
 
-define({
+export default {
     // ----------------------------------------------------------------------------- masthead
 
     "Analyze Data": "Analizar Datos",
@@ -817,4 +817,4 @@ define({
     // ---------------------------------------------------------------------------- workflow_editor_tests
     "tool tooltip": "Mensaje de información sobre herramientas",
     // ----------------------------------------------------------------------------
-});
+};

client/src/nls/fr/locale.js

@@ -1,5 +1,5 @@
 /** fr localization */
-define({
+export default {
     // ----------------------------------------------------------------------------- masthead
     "Analyze Data": "Analyse de données",
     Workflow: "Workflow",
@@ -453,4 +453,4 @@ define({
     // ---------------------------------------------------------------------------- workflow_editor_tests
     "tool tooltip": false,
     // ----------------------------------------------------------------------------
-});
+};

client/src/nls/index.js

@@ -0,0 +1,35 @@
+/** 
+ * ES module locale aggregator
+ * This replaces the RequireJS i18n plugin functionality
+ * Loads all languages and returns them in the expected format
+ */
+
+// Import root strings and supported languages
+import { root, supportedLanguages } from './locale.js';
+
+// Import all language files
+import frLocale from './fr/locale.js';
+import esLocale from './es/locale.js';
+import jaLocale from './ja/locale.js';
+import zhLocale from './zh/locale.js';
+import deLocale from './de/locale.js';
+
+// Build the locale strings object with the same structure 
+// that the i18n loader would have created
+const localeStrings = {
+    __root: root,
+    __fr: frLocale,
+    __es: esLocale,
+    __ja: jaLocale,
+    __zh: zhLocale,
+    __de: deLocale,
+    // Add language codes without underscores for compatibility
+    fr: frLocale,
+    es: esLocale,
+    ja: jaLocale,
+    zh: zhLocale,
+    de: deLocale
+};
+
+// Export with the same structure that the i18n loader would have created
+export default localeStrings;

client/src/nls/ja/locale.js

@@ -1,5 +1,5 @@
 /** ja localization */
-define({
+export default {
     // ----------------------------------------------------------------------------- masthead
     "Analyze Data": "データ解析",
     Workflow: "ワークフロー",
@@ -279,4 +279,4 @@ define({
     "Edit annotation": "アノテーションを編集",
     //false,
     "Your workflows": "あなたのワークフロー",
-});
+};

client/src/nls/locale.js

@@ -1,6 +1,5 @@
-/** en/main localization hash - for use with requirejs' i18n plugin */
-define({
-    root: {
+/** en/main localization hash - converted to ES module */
+export const root = {
         // ----------------------------------------------------------------------------- masthead
         "Analyze Data": false,
         Workflow: false,
@@ -459,9 +458,11 @@ define({
         "Forgot password?": false,
         "Register here.": false,
         "Click here to reset your password.": false,
-    },
+};
+
+export const supportedLanguages = {
     ja: true,
     fr: true,
     zh: true,
     es: true,
-});
+};

client/src/nls/zh/locale.js

@@ -1,6 +1,6 @@
 /** zh localization */
 /* any suggestions, please contact me: ishenweiyan@foxmail.com */
-define({
+export default {
     // ----------------------------------------------------------------------------- masthead
     "Analyze Data": "数据分析",
     Workflow: "工作流程",
@@ -471,4 +471,4 @@ define({
     ja: true,
     fr: true,
     zh: true,
-});
+};

client/src/utils/localization.js

@@ -1,4 +1,4 @@
-import localeStrings from "i18n!nls/locale";
+import localeStrings from "@/nls/index.js";
 
 /**
  * @param {String} strToLocalize