Fixing a bug where repairing could leave items with the enchant effect but no enchantments.

src/main/java/com/gmail/nossr50/skills/repair/Repair.java

@@ -1,5 +1,6 @@
 package com.gmail.nossr50.skills.repair;
 
+import java.lang.reflect.Field;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Random;
@@ -108,6 +109,7 @@ public class Repair {
                 is.removeEnchantment(x);
             }
             player.sendMessage(LocaleLoader.getString("Repair.Arcane.Lost"));
+            clearEnchantTag(is, player);
             return;
         }
 
@@ -141,6 +143,7 @@ public class Repair {
 
         if (newEnchants.isEmpty()) {
             player.sendMessage(LocaleLoader.getString("Repair.Arcane.Fail"));
+            clearEnchantTag(is, player);
         }
         else if (downgraded || newEnchants.size() < enchants.size()) {
             player.sendMessage(LocaleLoader.getString("Repair.Arcane.Downgrade"));
@@ -150,6 +153,33 @@ public class Repair {
         }
     }
 
+    private static void clearEnchantTag(ItemStack is, Player player) {
+        Object o;
+        Class c;
+        Field f;
+
+        o = is;
+        c = o.getClass();
+
+        try {
+            f = c.getDeclaredField("handle");
+            f.setAccessible(true);
+            o = f.get(o);
+
+            c = o.getClass();
+            f = c.getDeclaredField("tag");
+            o = f.get(o);
+
+            c = o.getClass();
+            f = c.getDeclaredField("map");
+            f.setAccessible(true);
+            Map tagMap = (Map) f.get(o);
+
+            tagMap.remove("ench");
+        }
+        catch(Exception e) {}
+    }
+
     /**
      * Gets chance of keeping enchantment during repair.
      *