Add in a simple packet dispatcher for sending packets around

client/cpw/mods/fml/client/FMLClientHandler.java

@@ -392,4 +392,10 @@ public class FMLClientHandler implements IFMLSidedHandler
     {
         return client.func_71401_C();
     }
+
+    @Override
+    public void sendPacket(Packet packet)
+    {
+        client.field_71439_g.field_71174_a.func_72546_b(packet);
+    }
 }

common/cpw/mods/fml/common/IFMLSidedHandler.java

@@ -10,6 +10,7 @@ import java.util.logging.Logger;
 import net.minecraft.server.MinecraftServer;
 import net.minecraft.src.DedicatedServer;
 import net.minecraft.src.Entity;
+import net.minecraft.src.Packet;
 import net.minecraft.src.World;
 
 import cpw.mods.fml.common.modloader.ModProperty;
@@ -35,4 +36,6 @@ public interface IFMLSidedHandler
     void finishServerLoading();
 
     MinecraftServer getServer();
+
+    void sendPacket(Packet packet);
 }

common/cpw/mods/fml/common/network/PacketDispatcher.java

@@ -0,0 +1,39 @@
+package cpw.mods.fml.common.network;
+
+import cpw.mods.fml.common.FMLCommonHandler;
+import net.minecraft.src.EntityPlayerMP;
+import net.minecraft.src.Packet;
+import net.minecraft.src.Packet250CustomPayload;
+import net.minecraft.src.World;
+
+/**
+ * A simple utility class to send packet 250 packets around the place
+ *
+ * @author cpw
+ *
+ */
+public class PacketDispatcher
+{
+    public static Packet250CustomPayload getPacket(String type, byte[] data)
+    {
+        return new Packet250CustomPayload(type, data);
+    }
+
+    public static void sendPacketToServer(Packet packet)
+    {
+        FMLCommonHandler.instance().getSidedDelegate().sendPacket(packet);
+    }
+
+    public static void sendPacketToPlayer(Packet packet, Player player)
+    {
+        if (player instanceof EntityPlayerMP)
+        {
+            ((EntityPlayerMP)player).field_71135_a.func_72567_b(packet);
+        }
+    }
+
+    public static void sendPacketToAllAround(double X, double Y, double Z, double range, int dimensionId, Packet packet)
+    {
+        FMLCommonHandler.instance().getMinecraftServerInstance().func_71203_ab().func_72393_a(X, Y, Z, range, dimensionId, packet);
+    }
+}

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

@@ -38,6 +38,7 @@ import net.minecraft.src.Item;
 import net.minecraft.src.ItemStack;
 import net.minecraft.src.MLProp;
 import net.minecraft.src.NetworkManager;
+import net.minecraft.src.Packet;
 import net.minecraft.src.Packet1Login;
 import net.minecraft.src.Packet250CustomPayload;
 import net.minecraft.src.Packet3Chat;
@@ -174,4 +175,9 @@ public class FMLServerHandler implements IFMLSidedHandler
     {
         // NOOP
     }
+    @Override
+    public void sendPacket(Packet packet)
+    {
+        throw new RuntimeException("You cannot send a bare packet without a target on the server!");
+    }
 }