Allow server side lang file injection, hopefully

fml/common/cpw/mods/fml/server/FMLServerHandler.java

@@ -12,7 +12,18 @@
  */
 package cpw.mods.fml.server;
 
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.util.Collections;
 import java.util.List;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipFile;
+
+import org.apache.commons.io.IOUtils;
 
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.MapDifference;
@@ -23,8 +34,10 @@ import net.minecraft.network.packet.NetHandler;
 import net.minecraft.network.packet.Packet;
 import net.minecraft.network.packet.Packet131MapData;
 import net.minecraft.server.MinecraftServer;
+import net.minecraft.util.StringTranslate;
 import net.minecraft.world.World;
 import cpw.mods.fml.common.FMLCommonHandler;
+import cpw.mods.fml.common.FMLLog;
 import cpw.mods.fml.common.IFMLSidedHandler;
 import cpw.mods.fml.common.Loader;
 import cpw.mods.fml.common.ModContainer;
@@ -193,11 +206,58 @@ public class FMLServerHandler implements IFMLSidedHandler
     @Override
     public void addModAsResource(ModContainer container)
     {
-        // NOOP on server
+        File source = container.getSource();
+        try 
+        {
+            if (source.isDirectory())
+            {
+                searchDirForENUSLanguage(source,"");
+            }
+            else
+            {
+                searchZipForENUSLanguage(source);
+            }
+        }
+        catch (IOException ioe) 
+        {
+            
+        }
+    }
+    private static final Pattern assetENUSLang = Pattern.compile("assets/(.*)/lang/en_US.lang");
+    private void searchZipForENUSLanguage(File source) throws IOException
+    {
+        ZipFile zf = new ZipFile(source);
+        for (ZipEntry ze : Collections.list(zf.entries()))
+        {
+            Matcher matcher = assetENUSLang.matcher(ze.getName());
+            if (matcher.matches())
+            {
+                FMLLog.fine("Injecting found translation data in zip file %s at %s into language system", source.getName(), ze.getName());
+                StringTranslate.inject(zf.getInputStream(ze));
+            }
+        }
+        IOUtils.closeQuietly(zf);
+    }
+    private void searchDirForENUSLanguage(File source, String path) throws IOException
+    {
+        for (File file : source.listFiles())
+        {
+            String currPath = path+file.getName();
+            if (file.isDirectory())
+            {
+                searchDirForENUSLanguage(file, currPath+'/');
+            }
+            Matcher matcher = assetENUSLang.matcher(currPath);
+            if (matcher.matches())
+            {
+                FMLLog.fine("Injecting found translation data at %s into language system", currPath);
+                StringTranslate.inject(new FileInputStream(file));
+            }
+        }
     }
     @Override
     public void updateResourcePackList()
     {
-        // NOOP on server
+        
     }
 }

fml/patches/minecraft/net/minecraft/util/StringTranslate.java.patch

@@ -9,7 +9,28 @@
  import cpw.mods.fml.relauncher.Side;
  import cpw.mods.fml.relauncher.SideOnly;
  import java.io.IOException;
-@@ -45,7 +47,7 @@
+@@ -23,9 +25,19 @@
+ 
+     public StringTranslate()
+     {
++        InputStream inputstream = StringTranslate.class.getResourceAsStream("/assets/minecraft/lang/en_US.lang");
++        localInject(inputstream);
++    }
++    
++    public static void inject(InputStream inputstream)
++    {
++        field_74817_a.localInject(inputstream);
++    }
++    
++    private void localInject(InputStream inputstream)
++    {
+         try
+         {
+-            InputStream inputstream = StringTranslate.class.getResourceAsStream("/assets/minecraft/lang/en_US.lang");
+             Iterator iterator = IOUtils.readLines(inputstream, Charsets.UTF_8).iterator();
+ 
+             while (iterator.hasNext())
+@@ -45,7 +57,7 @@
                  }
              }
          }