Added a warning when you try to run the jar

src/main/java/com/seibel/lod/core/JarMain.java

@@ -2,7 +2,9 @@ package com.seibel.lod.core;
 
 import com.seibel.lod.core.jar.JarDependencySetup;
 
-import java.io.InputStream;
+import javax.swing.*;
+import java.io.*;
+import java.nio.charset.StandardCharsets;
 
 /**
  * The main class when you run the standalone jar
@@ -12,9 +14,12 @@ import java.io.InputStream;
 public class JarMain {
     public static void main(String[] args){
         JarDependencySetup.createInitialBindings();
-        System.out.println("Why are you running the jar, this isn't done yet  >:(");
+        System.out.println("WARNING: The standalone jar still work in progress");
+        JOptionPane.showMessageDialog(null, "The GUI for the standalone jar isn't made yet\nIf you want to use the mod then put it in your mods folder", "Distant Horizons", JOptionPane.WARNING_MESSAGE);
     }
 
+
+
     /** Get a file within the mods resources */
     public static InputStream accessFile(String resource) {
 
@@ -27,4 +32,23 @@ public class JarMain {
 
         return input;
     }
+
+    /** Convert inputStream to String. Usefull for reading .txt or .json that are inside the jar file */
+    public static String convertInputStreamToString(InputStream inputStream) {
+        final char[] buffer = new char[8192];
+        final StringBuilder result = new StringBuilder();
+
+        // InputStream -> Reader
+        try (Reader reader = new InputStreamReader(inputStream, StandardCharsets.UTF_8)) {
+            int charsRead;
+            while ((charsRead = reader.read(buffer, 0, buffer.length)) > 0) {
+                result.append(buffer, 0, charsRead);
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+
+        return result.toString();
+
+    }
 }

src/main/java/com/seibel/lod/core/jar/wrapperInterfaces/config/ConfigWrapper.java

@@ -12,7 +12,7 @@ public class ConfigWrapper implements IConfigWrapper {
 
     public static void init() {
         try {
-            Object obj = new JSONParser().parse(JarMain.accessFile("assets/lod/lang/en_us.json").toString());
+            Object obj = new JSONParser().parse(JarMain.convertInputStreamToString(JarMain.accessFile("assets/lod/lang/en_us.json")));
             jsonObject =  (JSONObject) obj;
         } catch (ParseException e) {
             e.printStackTrace();
@@ -20,19 +20,18 @@ public class ConfigWrapper implements IConfigWrapper {
     }
 
     @Override
-    public boolean LangExists(String str) {
-        try {
-            if (jsonObject.get(str) == null)
-                return false;
-            else
-                return true;
-        } catch (Exception e) {
+    public boolean langExists(String str) {
+        if (jsonObject.get(str) == null)
             return false;
-        }
+        else
+            return true;
     }
 
     @Override
-    public String getFromLang(String str) {
-        return (String) jsonObject.get(str);
+    public String getLang(String str) {
+        if (jsonObject.get(str) != null)
+            return (String) jsonObject.get(str);
+        else
+            return str;
     }
 }

src/main/java/com/seibel/lod/core/wrapperInterfaces/config/IConfigWrapper.java

@@ -2,7 +2,7 @@ package com.seibel.lod.core.wrapperInterfaces.config;
 
 public interface IConfigWrapper {
 
-    boolean LangExists(String str);
+    boolean langExists(String str);
 
-    String getFromLang(String str);
+    String getLang(String str);
 }