From 1fdc32e230c59581371d06fb7684e38dac5912b8 Mon Sep 17 00:00:00 2001
From: Acrobot <andrzejp@dysleksja.pl>
Date: Fri, 10 Aug 2012 18:59:10 +0200
Subject: [PATCH] uBlock now contains the chest neighbor methods

---
 com/Acrobot/ChestShop/Utils/uBlock.java | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/com/Acrobot/ChestShop/Utils/uBlock.java b/com/Acrobot/ChestShop/Utils/uBlock.java
index d578e20..2734875 100644
--- a/com/Acrobot/ChestShop/Utils/uBlock.java
+++ b/com/Acrobot/ChestShop/Utils/uBlock.java
@@ -15,6 +15,31 @@ import org.bukkit.material.Attachable;
 public class uBlock {
     private static final BlockFace[] CHEST_EXTENSION_FACES = {BlockFace.EAST, BlockFace.NORTH, BlockFace.WEST, BlockFace.SOUTH};
     private static final BlockFace[] SHOP_FACES = {BlockFace.SELF, BlockFace.DOWN, BlockFace.UP, BlockFace.EAST, BlockFace.NORTH, BlockFace.WEST, BlockFace.SOUTH};
+    private static final BlockFace[] NEIGHBOR_FACES = new BlockFace[]{BlockFace.EAST, BlockFace.NORTH, BlockFace.WEST, BlockFace.SOUTH};
+
+    public static Sign getConnectedSign(Chest chest) {
+        Sign sign = uBlock.findAnyNearbyShopSign(chest.getBlock());
+
+        if (sign == null && getNeighbor(chest) != null) {
+            sign = uBlock.findAnyNearbyShopSign(getNeighbor(chest).getBlock());
+        }
+
+        return sign;
+    }
+
+    private static Chest getNeighbor(Chest chest) {
+        Block chestBlock = chest.getBlock();
+
+        for (BlockFace chestFace : NEIGHBOR_FACES) {
+            Block relative = chestBlock.getRelative(chestFace);
+
+            if (relative.getState() instanceof Chest) {
+                return (Chest) relative.getState();
+            }
+        }
+
+        return null;
+    }
 
     public static Chest findConnectedChest(Sign sign) {
         Block block = sign.getBlock();