compactarray_read.diff

diff --git a/src/server/game/Server/Packets/PacketUtilities.h b/src/server/game/Server/Packets/PacketUtilities.h
index 25e6f27..518a57b 100644
--- a/src/server/game/Server/Packets/PacketUtilities.h
+++ b/src/server/game/Server/Packets/PacketUtilities.h
@@ -36,6 +36,7 @@ namespace WorldPackets
     {
     public:
         uint32 GetMask() const { return _mask; }
+        void SetMask(uint32 mask) { _mask = mask;  }
         T const& operator[](size_t index) const { return _contents.at(index); }
         size_t GetSize() const { return _contents.size(); }
 
@@ -49,6 +50,12 @@ namespace WorldPackets
             _contents[index] = value;
         }
 
+        void Insert(T const& value)
+        {
+            ASSERT(_mask != 0);
+            _contents.push_back(value);
+        }
+
         void Clear()
         {
             _mask = 0;
@@ -73,4 +80,25 @@ namespace WorldPackets
 
         return data;
     }
+
+    template <typename T>
+    ByteBuffer& operator>>(ByteBuffer& data, CompactArray<T>& v)
+    {
+        uint32 mask;
+        data << uint32(mask);
+
+        v.SetMask(mask);
+
+        for (size_t i = 0; i < 8; ++i)
+        {
+            if ((mask & (1u << (i - 1))) != 0)
+            {
+                T value;
+                data >> value;
+                v.Insert(value);
+            }
+        }
+
+        return data;
+    }
 }