gistfile1.java

+             public int getSelectedSlotId()
+             {
+               if (!mod_ComputerCraft.isMultiplayerClient()) {
+                 synchronized (this.m_inventory) {
+                   ItemStack itemstack = this.m_inventory[this.m_state.selectedSlot];
+                   if (itemstack == null) return -1;
+                   return itemstack.id;
+                 }
+               }
+               
+               throw new UnsupportedOperationException();
+             }
+             
 /*      */   public int getSelectedSlot()
 /*      */   {
 /*  293 */     if (!mod_ComputerCraft.isMultiplayerClient()) {
@@ -753,7 +766,19 @@
 /*      */ 
 /*  854 */     return false;
 /*      */   }
-/*      */ 
+/*      */   
+             private boolean compare(int i)
+             {
+               int j = this.x + net.minecraft.server.Facing.b[i];
+               int k = this.y + net.minecraft.server.Facing.c[i];
+               int l = this.z + net.minecraft.server.facing.d[i];
+               
+               if (!isBlockInWorld(k)) return false;
+               
+               int id = getSelectedSlotId();
+               return id == this.world.getTypeId(j, k, l).id;
+             }
+               
 /*      */   private void dropStack(ItemStack itemstack, int i) {
 /*  858 */     double d = this.x + 0.5D;
 /*  859 */     double d1 = this.y + 0.5D;
@@ -966,6 +991,16 @@
 /* 1102 */             break;
 /*      */           case 25:
 /* 1105 */             flag = detect(0);
+                       break;
+                     case 26:
+                       flag = compare(this.m_clientState.dir);
+                       break;
+                     case 27:
+                       flag = compare(1);
+                       break;
+                     case 28:
+                       flag = compare(0);
+                       break;