From e207ccebe8baad919cb947602562a22d2074b7e4 Mon Sep 17 00:00:00 2001
From: sk89q <the.sk89q@gmail.com>
Date: Tue, 1 Jul 2014 15:16:27 -0700
Subject: [PATCH] Fixed activated hoppers rotating incorrectly.

Fixes WORLDEDIT-3138.
---
 .../com/sk89q/worldedit/blocks/BlockData.java | 20 ++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/src/main/java/com/sk89q/worldedit/blocks/BlockData.java b/src/main/java/com/sk89q/worldedit/blocks/BlockData.java
index fed187ed9..3d78435a1 100644
--- a/src/main/java/com/sk89q/worldedit/blocks/BlockData.java
+++ b/src/main/java/com/sk89q/worldedit/blocks/BlockData.java
@@ -124,7 +124,7 @@ public final class BlockData {
             /* FALL-THROUGH */
 
         case BlockID.COCOA_PLANT:
-        case BlockID.TRIPWIRE_HOOK:
+        case BlockID.TRIPWIRE_HOOK: {
             int extra = data & ~0x3;
             int withoutFlags = data & 0x3;
             switch (withoutFlags) {
@@ -134,7 +134,7 @@ public final class BlockData {
             case 3: return 0 | extra;
             }
             break;
-
+        }
         case BlockID.SIGN_POST:
             return (data + 4) % 16;
 
@@ -145,15 +145,17 @@ public final class BlockData {
         case BlockID.BURNING_FURNACE:
         case BlockID.ENDER_CHEST:
         case BlockID.TRAPPED_CHEST:
-        case BlockID.HOPPER:
-            switch (data) {
-            case 2: return 5;
-            case 3: return 4;
-            case 4: return 2;
-            case 5: return 3;
+        case BlockID.HOPPER: {
+            int extra = data & 0x8;
+            int withoutFlags = data & ~0x8;
+            switch (withoutFlags) {
+            case 2: return 5 | extra;
+            case 3: return 4 | extra;
+            case 4: return 2 | extra;
+            case 5: return 3 | extra;
             }
             break;
-
+        }
         case BlockID.DISPENSER:
         case BlockID.DROPPER:
             int dispPower = data & 0x8;