Added a hoe handler for advanced farming.

forge/forge_common/net/minecraft/src/forge/ForgeHooks.java

@@ -49,6 +49,17 @@ public class ForgeHooks {
 
 	static LinkedList<IBonemealHandler> bonemealHandlers = new LinkedList<IBonemealHandler>();
 
+	public static boolean onUseHoe(ItemStack hoe, EntityPlayer player,
+			World world, int i, int j, int k) {
+		for(IHoeHandler handler : hoeHandlers) {
+			if(handler.onUseHoe(hoe,player,world,i,j,k))
+				return true;
+		}
+		return false;
+	}
+
+	static LinkedList<IHoeHandler> hoeHandlers = new LinkedList<IHoeHandler>();
+
 	public static EnumStatus sleepInBedAt(EntityPlayer player, int i, int j, int k) {
 		for (ISleepHandler handler : sleepHandlers) {
 			EnumStatus status = handler.sleepInBedAt(player, i, j, k);

forge/forge_common/net/minecraft/src/forge/IHoeHandler.java

@@ -0,0 +1,21 @@
+/**
+ * This software is provided under the terms of the Minecraft Forge Public 
+ * License v1.0.
+ */
+
+package net.minecraft.src.forge;
+
+import net.minecraft.src.World;
+import net.minecraft.src.ItemStack;
+import net.minecraft.src.EntityPlayer;
+
+public interface IHoeHandler {
+	/** Called when a hoe is used on a block.  This is called on both sides
+	 * in SMP.
+	 * @return true to consume a use of the hoe and return.
+	 */
+	public boolean onUseHoe(ItemStack hoe, EntityPlayer player, World world,
+			int i, int j, int k);
+
+}
+

forge/forge_common/net/minecraft/src/forge/MinecraftForge.java

@@ -36,6 +36,13 @@ public class MinecraftForge {
 	ForgeHooks.bonemealHandlers.add(handler);
     }
 
+    /**
+     * Registers a new hoe handler.
+     */
+    public static void registerHoeHandler(IHoeHandler handler) {
+	ForgeHooks.hoeHandlers.add(handler);
+    }
+
     /**
      * Registers a new destroy tool handler.
      */

forge/patches/minecraft/net/minecraft/src/Item.java.patch

@@ -62,7 +62,7 @@
      public boolean hitEntity(ItemStack itemstack, EntityLiving entityliving, EntityLiving entityliving1)
      {
          return false;
-@@ -473,6 +497,18 @@
+@@ -473,6 +507,18 @@
      {
          return 0;
      }

forge/patches/minecraft/net/minecraft/src/ItemHoe.java.patch

@@ -0,0 +1,21 @@
+--- ../src_base/minecraft/net/minecraft/src/ItemHoe.java	0000-00-00 00:00:00.000000000 -0000
++++ ../src_work/minecraft/net/minecraft/src/ItemHoe.java	0000-00-00 00:00:00.000000000 -0000
+@@ -4,6 +4,7 @@
+ 
+ package net.minecraft.src;
+ 
++import net.minecraft.src.forge.ForgeHooks;
+ 
+ // Referenced classes of package net.minecraft.src:
+ //            Item, EnumToolMaterial, EntityPlayer, World, 
+@@ -25,6 +26,10 @@
+         {
+             return false;
+         }
++	if(ForgeHooks.onUseHoe(itemstack,entityplayer,world,i,j,k)) {
++                itemstack.damageItem(1, entityplayer);
++		return true;
++	}
+         int i1 = world.getBlockId(i, j, k);
+         int j1 = world.getBlockId(i, j + 1, k);
+         if(l != 0 && j1 == 0 && i1 == Block.grass.blockID || i1 == Block.dirt.blockID)

forge/patches/minecraft_server/net/minecraft/src/ItemHoe.java.patch

@@ -0,0 +1,21 @@
+--- ../src_base/minecraft_server/net/minecraft/src/ItemHoe.java	0000-00-00 00:00:00.000000000 -0000
++++ ../src_work/minecraft_server/net/minecraft/src/ItemHoe.java	0000-00-00 00:00:00.000000000 -0000
+@@ -4,6 +4,7 @@
+ 
+ package net.minecraft.src;
+ 
++import net.minecraft.src.forge.ForgeHooks;
+ 
+ // Referenced classes of package net.minecraft.src:
+ //            Item, EnumToolMaterial, EntityPlayer, World, 
+@@ -25,6 +26,10 @@
+         {
+             return false;
+         }
++	if(ForgeHooks.onUseHoe(itemstack,entityplayer,world,i,j,k)) {
++                itemstack.damageItem(1, entityplayer);
++		return true;
++	}
+         int i1 = world.getBlockId(i, j, k);
+         int j1 = world.getBlockId(i, j + 1, k);
+         if(l != 0 && j1 == 0 && i1 == Block.grass.blockID || i1 == Block.dirt.blockID)