8 files changed, 116 insertions, 90 deletions

diff --git a/src/Enchantments.cpp b/src/Enchantments.cpp
index 95ca201f0..1d8188e96 100644
--- a/src/Enchantments.cpp
+++ b/src/Enchantments.cpp
@@ -213,87 +213,8 @@ bool cEnchantments::operator !=(const cEnchantments & a_Other) const
 
 
 
-void cEnchantments::WriteToNBTCompound(cFastNBTWriter & a_Writer, const AString & a_ListTagName) const
-{
-	// Write the enchantments into the specified NBT writer
-	// begin with the LIST tag of the specified name ("ench" or "StoredEnchantments")
-	
-	a_Writer.BeginList(a_ListTagName, TAG_Compound);
-	for (cMap::const_iterator itr = m_Enchantments.begin(), end = m_Enchantments.end(); itr != end; ++itr)
-	{
-		a_Writer.BeginCompound("");
-			a_Writer.AddShort("id",  itr->first);
-			a_Writer.AddShort("lvl", itr->second);
-		a_Writer.EndCompound();
-	}  // for itr - m_Enchantments[]
-	a_Writer.EndList();
-}
-
 
 
 
 
-void cEnchantments::ParseFromNBT(const cParsedNBT & a_NBT, int a_EnchListTagIdx)
-{
-	// Read the enchantments from the specified NBT list tag (ench or StoredEnchantments)
-
-	// Verify that the tag is a list:
-	if (a_NBT.GetType(a_EnchListTagIdx) != TAG_List)
-	{
-		LOGWARNING("%s: Invalid EnchListTag type: exp %d, got %d. Enchantments not parsed",
-			__FUNCTION__, TAG_List, a_NBT.GetType(a_EnchListTagIdx)
-		);
-		ASSERT(!"Bad EnchListTag type");
-		return;
-	}
-	
-	// Verify that the list is of Compounds:
-	if (a_NBT.GetChildrenType(a_EnchListTagIdx) != TAG_Compound)
-	{
-		LOGWARNING("%s: Invalid NBT list children type: exp %d, got %d. Enchantments not parsed",
-			__FUNCTION__, TAG_Compound, a_NBT.GetChildrenType(a_EnchListTagIdx)
-		);
-		ASSERT(!"Bad EnchListTag children type");
-		return;
-	}
-	
-	Clear();
-	
-	// Iterate over all the compound children, parse an enchantment from each:
-	for (int tag = a_NBT.GetFirstChild(a_EnchListTagIdx); tag >= 0; tag = a_NBT.GetNextSibling(tag))
-	{
-		// tag is the compound inside the "ench" list tag
-		ASSERT(a_NBT.GetType(tag) == TAG_Compound);
-		
-		// Search for the id and lvl tags' values:
-		int id = -1, lvl = -1;
-		for (int ch = a_NBT.GetFirstChild(tag); ch >= 0; ch = a_NBT.GetNextSibling(ch))
-		{
-			if (a_NBT.GetType(ch) != TAG_Short)
-			{
-				continue;
-			}
-			if (a_NBT.GetName(ch) == "id")
-			{
-				id = a_NBT.GetShort(ch);
-			}
-			else if (a_NBT.GetName(ch) == "lvl")
-			{
-				lvl = a_NBT.GetShort(ch);
-			}
-		}  // for ch - children of the compound tag
-		
-		if ((id == -1) || (lvl <= 0))
-		{
-			// Failed to parse either the id or the lvl, skip this compound
-			continue;
-		}
-		
-		// Store the enchantment:
-		m_Enchantments[id] = lvl;
-	}  // for tag - children of the ench list tag
-}
-
-
-
 
diff --git a/src/Enchantments.h b/src/Enchantments.h
index 7581b87b5..0f23f8657 100644
--- a/src/Enchantments.h
+++ b/src/Enchantments.h
@@ -31,6 +31,7 @@ Serialization will never put zero-level enchantments into the stringspec and wil
 */
 class cEnchantments
 {
+friend class cEnchantmentSerializer;
 public:
 	/// Individual enchantment IDs, corresponding to their NBT IDs ( http://www.minecraftwiki.net/wiki/Data_Values#Enchantment_IDs )
 	enum
@@ -96,11 +97,7 @@ public:
 	/// Returns true if a_Other doesn't contain exactly the same enchantments and levels
 	bool operator !=(const cEnchantments & a_Other) const;
 	
-	/// Writes the enchantments into the specified NBT writer; begins with the LIST tag of the specified name ("ench" or "StoredEnchantments")
-	void WriteToNBTCompound(cFastNBTWriter & a_Writer, const AString & a_ListTagName) const;
-	
-	/// Reads the enchantments from the specified NBT list tag (ench or StoredEnchantments)
-	void ParseFromNBT(const cParsedNBT & a_NBT, int a_EnchListTagIdx);
+
 	
 protected:
 	/// Maps enchantment ID -> enchantment level
diff --git a/src/Protocol/Protocol132.cpp b/src/Protocol/Protocol132.cpp
index 29fbb4bba..501a8474e 100644
--- a/src/Protocol/Protocol132.cpp
+++ b/src/Protocol/Protocol132.cpp
@@ -16,6 +16,7 @@
 #include "../UI/Window.h"
 #include "../Entities/Pickup.h"
 #include "../WorldStorage/FastNBT.h"
+#include "../WorldStorage/EnchantmentSerializer.h"
 #include "../StringCompression.h"
 
 #ifdef _MSC_VER
@@ -763,7 +764,7 @@ void cProtocol132::WriteItem(const cItem & a_Item)
 	// Send the enchantments:
 	cFastNBTWriter Writer;
 	const char * TagName = (a_Item.m_ItemType == E_ITEM_BOOK) ? "StoredEnchantments" : "ench";
-	a_Item.m_Enchantments.WriteToNBTCompound(Writer, TagName);
+	cEnchantmentSerializer::WriteToNBTCompound(a_Item.m_Enchantments, Writer, TagName);
 	Writer.Finish();
 	AString Compressed;
 	CompressStringGZIP(Writer.GetResult().data(), Writer.GetResult().size(), Compressed);
@@ -849,7 +850,7 @@ int cProtocol132::ParseItemMetadata(cItem & a_Item, const AString & a_Metadata)
 			)
 		)
 		{
-			a_Item.m_Enchantments.ParseFromNBT(NBT, tag);
+			cEnchantmentSerializer::ParseFromNBT(a_Item.m_Enchantments, NBT, tag);
 		}
 	}
 	
diff --git a/src/Protocol/Protocol17x.cpp b/src/Protocol/Protocol17x.cpp
index 5b3a79555..44db659a5 100644
--- a/src/Protocol/Protocol17x.cpp
+++ b/src/Protocol/Protocol17x.cpp
@@ -16,6 +16,7 @@ Implements the 1.7.x protocol classes:
 #include "../Server.h"
 #include "../World.h"
 #include "../WorldStorage/FastNBT.h"
+#include "../WorldStorage/EnchantmentSerializer.h"
 #include "../StringCompression.h"
 #include "../Entities/ExpOrb.h"
 #include "../Entities/Minecart.h"
@@ -1696,7 +1697,7 @@ void cProtocol172::ParseItemMetadata(cItem & a_Item, const AString & a_Metadata)
 			)
 		)
 		{
-			a_Item.m_Enchantments.ParseFromNBT(NBT, tag);
+			cEnchantmentSerializer::ParseFromNBT(a_Item.m_Enchantments, NBT, tag);
 		}
 		else if ((NBT.GetType(tag) == TAG_Compound) && (NBT.GetName(tag) == "display")) // Custom name and lore tag
 		{
@@ -1781,7 +1782,7 @@ void cProtocol172::cPacketizer::WriteItem(const cItem & a_Item)
 	if (!a_Item.m_Enchantments.IsEmpty())
 	{
 		const char * TagName = (a_Item.m_ItemType == E_ITEM_BOOK) ? "StoredEnchantments" : "ench";
-		a_Item.m_Enchantments.WriteToNBTCompound(Writer, TagName);
+		cEnchantmentSerializer::WriteToNBTCompound(a_Item.m_Enchantments,Writer, TagName);
 	}
 	if (!a_Item.IsBothNameAndLoreEmpty())
 	{
diff --git a/src/WorldStorage/EnchantmentSerializer.cpp b/src/WorldStorage/EnchantmentSerializer.cpp
new file mode 100644
index 000000000..a481f1682
--- /dev/null
+++ b/src/WorldStorage/EnchantmentSerializer.cpp
@@ -0,0 +1,87 @@
+
+#include "Globals.h"
+
+#include "EnchantmentSerializer.h"
+#include "FastNBT.h"
+
+void cEnchantmentSerializer::WriteToNBTCompound(cEnchantments const& a_Enchantments, cFastNBTWriter & a_Writer, const AString & a_ListTagName)
+{
+	// Write the enchantments into the specified NBT writer
+	// begin with the LIST tag of the specified name ("ench" or "StoredEnchantments")
+	
+	a_Writer.BeginList(a_ListTagName, TAG_Compound);
+	for (cEnchantments::cMap::const_iterator itr = a_Enchantments.m_Enchantments.begin(), end = a_Enchantments.m_Enchantments.end(); itr != end; ++itr)
+	{
+		a_Writer.BeginCompound("");
+			a_Writer.AddShort("id",  itr->first);
+			a_Writer.AddShort("lvl", itr->second);
+		a_Writer.EndCompound();
+	}  // for itr - m_Enchantments[]
+	a_Writer.EndList();
+}
+
+
+
+
+
+void cEnchantmentSerializer::ParseFromNBT(cEnchantments& a_Enchantments, const cParsedNBT & a_NBT, int a_EnchListTagIdx)
+{
+	// Read the enchantments from the specified NBT list tag (ench or StoredEnchantments)
+
+	// Verify that the tag is a list:
+	if (a_NBT.GetType(a_EnchListTagIdx) != TAG_List)
+	{
+		LOGWARNING("%s: Invalid EnchListTag type: exp %d, got %d. Enchantments not parsed",
+			__FUNCTION__, TAG_List, a_NBT.GetType(a_EnchListTagIdx)
+		);
+		ASSERT(!"Bad EnchListTag type");
+		return;
+	}
+	
+	// Verify that the list is of Compounds:
+	if (a_NBT.GetChildrenType(a_EnchListTagIdx) != TAG_Compound)
+	{
+		LOGWARNING("%s: Invalid NBT list children type: exp %d, got %d. Enchantments not parsed",
+			__FUNCTION__, TAG_Compound, a_NBT.GetChildrenType(a_EnchListTagIdx)
+		);
+		ASSERT(!"Bad EnchListTag children type");
+		return;
+	}
+	
+	a_Enchantments.Clear();
+	
+	// Iterate over all the compound children, parse an enchantment from each:
+	for (int tag = a_NBT.GetFirstChild(a_EnchListTagIdx); tag >= 0; tag = a_NBT.GetNextSibling(tag))
+	{
+		// tag is the compound inside the "ench" list tag
+		ASSERT(a_NBT.GetType(tag) == TAG_Compound);
+		
+		// Search for the id and lvl tags' values:
+		int id = -1, lvl = -1;
+		for (int ch = a_NBT.GetFirstChild(tag); ch >= 0; ch = a_NBT.GetNextSibling(ch))
+		{
+			if (a_NBT.GetType(ch) != TAG_Short)
+			{
+				continue;
+			}
+			if (a_NBT.GetName(ch) == "id")
+			{
+				id = a_NBT.GetShort(ch);
+			}
+			else if (a_NBT.GetName(ch) == "lvl")
+			{
+				lvl = a_NBT.GetShort(ch);
+			}
+		}  // for ch - children of the compound tag
+		
+		if ((id == -1) || (lvl <= 0))
+		{
+			// Failed to parse either the id or the lvl, skip this compound
+			continue;
+		}
+		
+		// Store the enchantment:
+		a_Enchantments.m_Enchantments[id] = lvl;
+	}  // for tag - children of the ench list tag
+}
+
diff --git a/src/WorldStorage/EnchantmentSerializer.h b/src/WorldStorage/EnchantmentSerializer.h
new file mode 100644
index 000000000..d616b0f62
--- /dev/null
+++ b/src/WorldStorage/EnchantmentSerializer.h
@@ -0,0 +1,17 @@
+
+#pragma once
+
+#include "Enchantments.h"
+
+class cEnchantmentSerializer
+{
+
+public:
+
+	/// Writes the enchantments into the specified NBT writer; begins with the LIST tag of the specified name ("ench" or "StoredEnchantments")
+	static void WriteToNBTCompound(cEnchantments const& a_Enchantments, cFastNBTWriter & a_Writer, const AString & a_ListTagName);
+	
+	/// Reads the enchantments from the specified NBT list tag (ench or StoredEnchantments)
+	static void ParseFromNBT(cEnchantments& a_Enchantments, const cParsedNBT & a_NBT, int a_EnchListTagIdx);
+	
+};
diff --git a/src/WorldStorage/NBTChunkSerializer.cpp b/src/WorldStorage/NBTChunkSerializer.cpp
index e1205f2be..51e1a8d1b 100644
--- a/src/WorldStorage/NBTChunkSerializer.cpp
+++ b/src/WorldStorage/NBTChunkSerializer.cpp
@@ -4,6 +4,7 @@
 
 #include "Globals.h"
 #include "NBTChunkSerializer.h"
+#include "EnchantmentSerializer.h"
 #include "../BlockID.h"
 #include "../ItemGrid.h"
 #include "../StringCompression.h"
@@ -91,7 +92,7 @@ void cNBTChunkSerializer::AddItem(const cItem & a_Item, int a_Slot, const AStrin
 	{
 		const char * TagName = (a_Item.m_ItemType == E_ITEM_BOOK) ? "StoredEnchantments" : "ench";
 		m_Writer.BeginCompound("tag");
-			a_Item.m_Enchantments.WriteToNBTCompound(m_Writer, TagName);
+			cEnchantmentSerializer::WriteToNBTCompound(a_Item.m_Enchantments, m_Writer, TagName);
 		m_Writer.EndCompound();
 	}
 	
diff --git a/src/WorldStorage/WSSAnvil.cpp b/src/WorldStorage/WSSAnvil.cpp
index 16513cd1b..702b809fb 100644
--- a/src/WorldStorage/WSSAnvil.cpp
+++ b/src/WorldStorage/WSSAnvil.cpp
@@ -7,6 +7,7 @@
 #include "WSSAnvil.h"
 #include "NBTChunkSerializer.h"
 #include "FastNBT.h"
+#include "EnchantmentSerializer.h"
 #include "zlib/zlib.h"
 #include "../World.h"
 #include "../BlockID.h"
@@ -639,7 +640,7 @@ bool cWSSAnvil::LoadItemFromNBT(cItem & a_Item, const cParsedNBT & a_NBT, int a_
 	int EnchTag = a_NBT.FindChildByName(TagTag, EnchName);
 	if (EnchTag > 0)
 	{
-		a_Item.m_Enchantments.ParseFromNBT(a_NBT, EnchTag);
+		cEnchantmentSerializer::ParseFromNBT(a_Item.m_Enchantments, a_NBT, EnchTag);
 	}
 	
 	return true;