localization udpates

Source/Engine/Localization/LocalizedStringTable.h

@@ -5,6 +5,7 @@
 #include "Engine/Content/JsonAsset.h"
 #include "Engine/Core/Collections/Array.h"
 #include "Engine/Core/Collections/Dictionary.h"
+#include "Engine/Content/AssetReference.h"
 
 /// <summary>
 /// Contains localized strings table for a given culture.
@@ -19,6 +20,11 @@ public:
     /// </summary>
     API_FIELD() String Locale;
 
+    /// <summary>
+    /// The fallback table used if we couldnt find the key here
+    /// </summary>
+    API_FIELD() AssetReference<LocalizedStringTable> FallbackTable;
+
     /// <summary>
     /// The string table. Maps the message id into the localized text. For plural messages the list contains separate items for value numbers.
     /// </summary>
@@ -40,6 +46,26 @@ public:
     /// <param name="n">The plural value (0, 1, 2..).</param>
     API_FUNCTION() void AddPluralString(const StringView& id, const StringView& value, int32 n);
 
+
+
+    /// <summary>
+    /// Gets the localized string for the current language by using string id lookup.
+    /// </summary>
+    /// <param name="id">The message identifier.</param>
+    /// <param name="fallback">The optional fallback string value to use if localized string is missing.</param>
+    /// <returns>The localized text.</returns>
+    API_FUNCTION() String GetString(const String& id);
+
+    /// <summary>
+    /// Gets the localized plural string for the current language by using string id lookup.
+    /// </summary>
+    /// <param name="id">The message identifier.</param>
+    /// <param name="n">The value count for plural message selection.</param>
+    /// <param name="fallback">The optional fallback string value to use if localized string is missing.</param>
+    /// <returns>The localized text.</returns>
+    API_FUNCTION() String GetPluralString(const String& id, int32 n);
+
+
 #if USE_EDITOR
 
     /// <summary>