Localization & stuff

react/shared/locale.js

@@ -0,0 +1,67 @@
+// application-wide global variables // translation cache
+class Locale {
+
+    constructor() {
+        this.entries = {};
+        this.currentLocale = "en_US";
+    }
+
+    translate(key) {
+
+        if (this.currentLocale) {
+            if (this.entries.hasOwnProperty(this.currentLocale)) {
+                let [module, variable] = key.split(".");
+                if (module && variable && this.entries[this.currentLocale].hasOwnProperty(module)) {
+                    let translation = this.entries[this.currentLocale][module][variable];
+                    if (translation) {
+                        return translation;
+                    }
+                }
+            }
+        }
+
+        return "[" + key + "]";
+    }
+
+    setLocale(code) {
+        this.currentLocale = code;
+        if (!this.entries.hasOwnProperty(code)) {
+            this.entries[code] = {};
+        }
+    }
+
+    loadModule(code, module, newEntries) {
+        if (!this.entries.hasOwnProperty(code)) {
+            this.entries[code] = {};
+        }
+        if (this.entries[code].hasOwnProperty(module)) {
+            this.entries[code][module] = {...this.entries[code][module], ...newEntries};
+        } else {
+            this.entries[code][module] = newEntries;
+        }
+    }
+
+    hasModule(code, module) {
+        return this.entries.hasOwnProperty(code) && !!this.entries[code][module];
+    }
+
+    getModule(code, module) {
+        if (this.hasModule(code, module)) {
+            return this.entries[code][module];
+        } else {
+            return null;
+        }
+    }
+
+    static getInstance() {
+        return INSTANCE;
+    }
+}
+
+let INSTANCE = new Locale();
+
+function L(key) {
+    return Locale.getInstance().translate(key);
+}
+
+export { L, Locale };