7 files changed, 761 insertions, 114 deletions

diff --git a/src/WorldStorage/NBTChunkSerializer.cpp b/src/WorldStorage/NBTChunkSerializer.cpp
index c84128022..9c454c028 100644
--- a/src/WorldStorage/NBTChunkSerializer.cpp
+++ b/src/WorldStorage/NBTChunkSerializer.cpp
@@ -454,8 +454,8 @@ void cNBTChunkSerializer::AddMonsterEntity(cMonster * a_Monster)
 			}
 			case cMonster::mtWolf:
 			{
-				// TODO:
-				// _X: CopyPasta error: m_Writer.AddInt("Profession", ((const cVillager *)a_Monster)->GetVilType());
+				m_Writer.AddString("Owner", ((const cWolf *)a_Monster)->GetOwner());
+				m_Writer.AddByte("Sitting", ((const cWolf *)a_Monster)->IsSitting()); 
 				break;
 			}
 			case cMonster::mtZombie:
@@ -652,20 +652,21 @@ void cNBTChunkSerializer::BlockEntity(cBlockEntity * a_Entity)
 		m_Writer.BeginList("TileEntities", TAG_Compound);
 	}
 	m_IsTagOpen = true;
-	
+
 	// Add tile-entity into NBT:
 	switch (a_Entity->GetBlockType())
 	{
-		case E_BLOCK_CHEST:         AddChestEntity     ((cChestEntity *)     a_Entity); break;
-		case E_BLOCK_DISPENSER:     AddDispenserEntity ((cDispenserEntity *) a_Entity); break;
-		case E_BLOCK_DROPPER:       AddDropperEntity   ((cDropperEntity *)   a_Entity); break;
-		case E_BLOCK_FURNACE:       AddFurnaceEntity   ((cFurnaceEntity *)   a_Entity); break;
-		case E_BLOCK_HOPPER:        AddHopperEntity    ((cHopperEntity *)    a_Entity); break;
+		case E_BLOCK_CHEST:         AddChestEntity       ((cChestEntity *)        a_Entity); break;
+		case E_BLOCK_DISPENSER:     AddDispenserEntity   ((cDispenserEntity *)    a_Entity); break;
+		case E_BLOCK_DROPPER:       AddDropperEntity     ((cDropperEntity *)      a_Entity); break;
+		case E_BLOCK_FURNACE:       AddFurnaceEntity     ((cFurnaceEntity *)      a_Entity); break;
+		case E_BLOCK_HOPPER:        AddHopperEntity      ((cHopperEntity *)       a_Entity); break;
 		case E_BLOCK_SIGN_POST:
-		case E_BLOCK_WALLSIGN:      AddSignEntity      ((cSignEntity *)      a_Entity); break;
-		case E_BLOCK_NOTE_BLOCK:    AddNoteEntity      ((cNoteEntity *)      a_Entity); break;
-		case E_BLOCK_JUKEBOX:       AddJukeboxEntity   ((cJukeboxEntity *)   a_Entity); break;
+		case E_BLOCK_WALLSIGN:      AddSignEntity        ((cSignEntity *)         a_Entity); break;
+		case E_BLOCK_NOTE_BLOCK:    AddNoteEntity        ((cNoteEntity *)         a_Entity); break;
+		case E_BLOCK_JUKEBOX:       AddJukeboxEntity     ((cJukeboxEntity *)      a_Entity); break;
 		case E_BLOCK_COMMAND_BLOCK: AddCommandBlockEntity((cCommandBlockEntity *) a_Entity); break;
+
 		default:
 		{
 			ASSERT(!"Unhandled block entity saved into Anvil");
diff --git a/src/WorldStorage/SchematicFileSerializer.cpp b/src/WorldStorage/SchematicFileSerializer.cpp
new file mode 100644
index 000000000..45fd967bd
--- /dev/null
+++ b/src/WorldStorage/SchematicFileSerializer.cpp
@@ -0,0 +1,172 @@
+
+#include "Globals.h"
+
+#include "OSSupport/GZipFile.h"
+#include "FastNBT.h"
+
+#include "SchematicFileSerializer.h"
+
+bool cSchematicFileSerializer::LoadFromSchematicFile(cBlockArea & a_BlockArea, const AString & a_FileName)
+{
+	// Un-GZip the contents:
+	AString Contents;
+	cGZipFile File;
+	if (!File.Open(a_FileName, cGZipFile::fmRead))
+	{
+		LOG("Cannot open the schematic file \"%s\".", a_FileName.c_str());
+		return false;
+	}
+	int NumBytesRead = File.ReadRestOfFile(Contents);
+	if (NumBytesRead < 0)
+	{
+		LOG("Cannot read GZipped data in the schematic file \"%s\", error %d", a_FileName.c_str(), NumBytesRead);
+		return false;
+	}
+	File.Close();
+	
+	// Parse the NBT:
+	cParsedNBT NBT(Contents.data(), Contents.size());
+	if (!NBT.IsValid())
+	{
+		LOG("Cannot parse the NBT in the schematic file \"%s\".", a_FileName.c_str());
+		return false;
+	}
+	
+	return LoadFromSchematicNBT(a_BlockArea, NBT);
+}
+
+
+
+
+
+
+bool cSchematicFileSerializer::SaveToSchematicFile(cBlockArea & a_BlockArea, const AString & a_FileName)
+{
+	cFastNBTWriter Writer("Schematic");
+	Writer.AddShort("Width",  a_BlockArea.m_SizeX);
+	Writer.AddShort("Height", a_BlockArea.m_SizeY);
+	Writer.AddShort("Length", a_BlockArea.m_SizeZ);
+	Writer.AddString("Materials", "Alpha");
+	if (a_BlockArea.HasBlockTypes())
+	{
+		Writer.AddByteArray("Blocks", (const char *)a_BlockArea.m_BlockTypes, a_BlockArea.GetBlockCount());
+	}
+	else
+	{
+		AString Dummy(a_BlockArea.GetBlockCount(), 0);
+		Writer.AddByteArray("Blocks", Dummy.data(), Dummy.size());
+	}
+	if (a_BlockArea.HasBlockMetas())
+	{
+		Writer.AddByteArray("Data", (const char *)a_BlockArea.m_BlockMetas, a_BlockArea.GetBlockCount());
+	}
+	else
+	{
+		AString Dummy(a_BlockArea.GetBlockCount(), 0);
+		Writer.AddByteArray("Data", Dummy.data(), Dummy.size());
+	}
+	// TODO: Save entities and block entities
+	Writer.BeginList("Entities", TAG_Compound);
+	Writer.EndList();
+	Writer.BeginList("TileEntities", TAG_Compound);
+	Writer.EndList();
+	Writer.Finish();
+	
+	// Save to file
+	cGZipFile File;
+	if (!File.Open(a_FileName, cGZipFile::fmWrite))
+	{
+		LOG("Cannot open file \"%s\" for writing.", a_FileName.c_str());
+		return false;
+	}
+	if (!File.Write(Writer.GetResult()))
+	{
+		LOG("Cannot write data to file \"%s\".", a_FileName.c_str());
+		return false;
+	}
+	return true;
+}
+
+
+
+
+
+
+bool cSchematicFileSerializer::LoadFromSchematicNBT(cBlockArea & a_BlockArea, cParsedNBT & a_NBT)
+{
+	int TMaterials = a_NBT.FindChildByName(a_NBT.GetRoot(), "Materials");
+	if ((TMaterials > 0) && (a_NBT.GetType(TMaterials) == TAG_String))
+	{
+		AString Materials = a_NBT.GetString(TMaterials);
+		if (Materials.compare("Alpha") != 0)
+		{
+			LOG("Materials tag is present and \"%s\" instead of \"Alpha\". Possibly a wrong-format schematic file.", Materials.c_str());
+			return false;
+		}
+	}
+	int TSizeX = a_NBT.FindChildByName(a_NBT.GetRoot(), "Width");
+	int TSizeY = a_NBT.FindChildByName(a_NBT.GetRoot(), "Height");
+	int TSizeZ = a_NBT.FindChildByName(a_NBT.GetRoot(), "Length");
+	if (
+		(TSizeX < 0) || (TSizeY < 0) || (TSizeZ < 0) ||
+		(a_NBT.GetType(TSizeX) != TAG_Short) ||
+		(a_NBT.GetType(TSizeY) != TAG_Short) ||
+		(a_NBT.GetType(TSizeZ) != TAG_Short)
+	)
+	{
+		LOG("Dimensions are missing from the schematic file (%d, %d, %d), (%d, %d, %d)",
+			TSizeX, TSizeY, TSizeZ,
+			a_NBT.GetType(TSizeX), a_NBT.GetType(TSizeY), a_NBT.GetType(TSizeZ)
+		);
+		return false;
+	}
+	
+	int SizeX = a_NBT.GetShort(TSizeX);
+	int SizeY = a_NBT.GetShort(TSizeY);
+	int SizeZ = a_NBT.GetShort(TSizeZ);
+	if ((SizeX < 1) || (SizeY < 1) || (SizeZ < 1))
+	{
+		LOG("Dimensions are invalid in the schematic file: %d, %d, %d", SizeX, SizeY, SizeZ);
+		return false;
+	}
+	
+	int TBlockTypes = a_NBT.FindChildByName(a_NBT.GetRoot(), "Blocks");
+	int TBlockMetas = a_NBT.FindChildByName(a_NBT.GetRoot(), "Data");
+	if ((TBlockTypes < 0) || (a_NBT.GetType(TBlockTypes) != TAG_ByteArray))
+	{
+		LOG("BlockTypes are invalid in the schematic file: %d", TBlockTypes);
+		return false;
+	}
+	bool AreMetasPresent = (TBlockMetas > 0) && (a_NBT.GetType(TBlockMetas) == TAG_ByteArray);
+	
+	a_BlockArea.Clear();
+	a_BlockArea.SetSize(SizeX, SizeY, SizeZ, AreMetasPresent ? (cBlockArea::baTypes | cBlockArea::baMetas) : cBlockArea::baTypes);
+	
+	// Copy the block types and metas:
+	int NumBytes = a_BlockArea.m_SizeX * a_BlockArea.m_SizeY * a_BlockArea.m_SizeZ;
+	if (a_NBT.GetDataLength(TBlockTypes) < NumBytes)
+	{
+		LOG("BlockTypes truncated in the schematic file (exp %d, got %d bytes). Loading partial.",
+			NumBytes, a_NBT.GetDataLength(TBlockTypes)
+		);
+		NumBytes = a_NBT.GetDataLength(TBlockTypes);
+	}
+	memcpy(a_BlockArea.m_BlockTypes, a_NBT.GetData(TBlockTypes), NumBytes);
+	
+	if (AreMetasPresent)
+	{
+		int NumBytes = a_BlockArea.m_SizeX * a_BlockArea.m_SizeY * a_BlockArea.m_SizeZ;
+		if (a_NBT.GetDataLength(TBlockMetas) < NumBytes)
+		{
+			LOG("BlockMetas truncated in the schematic file (exp %d, got %d bytes). Loading partial.",
+				NumBytes, a_NBT.GetDataLength(TBlockMetas)
+			);
+			NumBytes = a_NBT.GetDataLength(TBlockMetas);
+		}
+		memcpy(a_BlockArea.m_BlockMetas, a_NBT.GetData(TBlockMetas), NumBytes);
+	}
+	
+	return true;
+}
+
+
diff --git a/src/WorldStorage/SchematicFileSerializer.h b/src/WorldStorage/SchematicFileSerializer.h
new file mode 100644
index 000000000..9be2e5b57
--- /dev/null
+++ b/src/WorldStorage/SchematicFileSerializer.h
@@ -0,0 +1,29 @@
+
+#pragma once
+
+#include "../BlockArea.h"
+
+
+
+
+
+// fwd: FastNBT.h
+class cParsedNBT;
+
+
+
+
+class cSchematicFileSerializer
+{
+public:
+		
+	/// Loads an area from a .schematic file. Returns true if successful
+	static bool LoadFromSchematicFile(cBlockArea & a_BlockArea, const AString & a_FileName);
+	
+	/// Saves the area into a .schematic file. Returns true if successful
+	static bool SaveToSchematicFile(cBlockArea & a_BlockArea, const AString & a_FileName);
+	
+private:
+	/// Loads the area from a schematic file uncompressed and parsed into a NBT tree. Returns true if successful.
+	static bool LoadFromSchematicNBT(cBlockArea & a_BlockArea, cParsedNBT & a_NBT);
+};
diff --git a/src/WorldStorage/ScoreboardSerializer.cpp b/src/WorldStorage/ScoreboardSerializer.cpp
new file mode 100644
index 000000000..c65e13f98
--- /dev/null
+++ b/src/WorldStorage/ScoreboardSerializer.cpp
@@ -0,0 +1,377 @@
+
+// ScoreboardSerializer.cpp
+
+
+#include "Globals.h"
+#include "ScoreboardSerializer.h"
+#include "../StringCompression.h"
+#include "zlib/zlib.h"
+#include "FastNBT.h"
+
+#include "../Scoreboard.h"
+
+
+
+
+
+cScoreboardSerializer::cScoreboardSerializer(const AString & a_WorldName, cScoreboard* a_ScoreBoard)
+	: m_ScoreBoard(a_ScoreBoard)
+{
+	AString DataPath;
+	Printf(DataPath, "%s/data", a_WorldName.c_str());
+
+	m_Path = DataPath + "/scoreboard.dat";
+
+	cFile::CreateFolder(FILE_IO_PREFIX + DataPath);
+}
+
+
+
+
+
+bool cScoreboardSerializer::Load(void)
+{
+	AString Data = cFile::ReadWholeFile(FILE_IO_PREFIX + m_Path);
+	if (Data.empty())
+	{
+		return false;
+	}
+
+	AString Uncompressed;
+	int res = UncompressStringGZIP(Data.data(), Data.size(), Uncompressed);
+
+	if (res != Z_OK)
+	{
+		return false;
+	}
+
+	// Parse the NBT data:
+	cParsedNBT NBT(Uncompressed.data(), Uncompressed.size());
+	if (!NBT.IsValid())
+	{
+		// NBT Parsing failed
+		return false;
+	}
+
+	return LoadScoreboardFromNBT(NBT);
+}
+
+
+
+
+
+bool cScoreboardSerializer::Save(void)
+{
+	cFastNBTWriter Writer;
+
+	SaveScoreboardToNBT(Writer);
+
+	Writer.Finish();
+	
+	#ifdef _DEBUG
+	cParsedNBT TestParse(Writer.GetResult().data(), Writer.GetResult().size());
+	ASSERT(TestParse.IsValid());
+	#endif  // _DEBUG
+
+	cFile File;
+	if (!File.Open(FILE_IO_PREFIX + m_Path, cFile::fmWrite))
+	{
+		return false;
+	}
+
+	AString Compressed;
+	int res = CompressStringGZIP(Writer.GetResult().data(), Writer.GetResult().size(), Compressed);
+
+	if (res != Z_OK)
+	{
+		return false;
+	}
+
+	File.Write(Compressed.data(), Compressed.size());
+	File.Close();
+
+	return true;
+}
+
+
+
+
+
+void cScoreboardSerializer::SaveScoreboardToNBT(cFastNBTWriter & a_Writer)
+{
+	a_Writer.BeginCompound("data");
+
+	a_Writer.BeginList("Objectives", TAG_Compound);
+	
+	for (cScoreboard::cObjectiveMap::const_iterator it = m_ScoreBoard->m_Objectives.begin(); it != m_ScoreBoard->m_Objectives.end(); ++it)
+	{
+		const cObjective & Objective = it->second;
+
+		a_Writer.BeginCompound("");
+
+		a_Writer.AddString("CriteriaName", cObjective::TypeToString(Objective.GetType()));
+
+		a_Writer.AddString("DisplayName", Objective.GetDisplayName());
+		a_Writer.AddString("Name", it->first);
+
+		a_Writer.EndCompound();
+	}
+
+	a_Writer.EndList(); // Objectives
+
+	a_Writer.BeginList("PlayerScores", TAG_Compound);
+
+	for (cScoreboard::cObjectiveMap::const_iterator it = m_ScoreBoard->m_Objectives.begin(); it != m_ScoreBoard->m_Objectives.end(); ++it)
+	{
+		const cObjective & Objective = it->second;
+
+		for (cObjective::cScoreMap::const_iterator it2 = Objective.m_Scores.begin(); it2 != Objective.m_Scores.end(); ++it2)
+		{
+			a_Writer.BeginCompound("");
+
+			a_Writer.AddInt("Score", it2->second);
+
+			a_Writer.AddString("Name", it2->first);
+			a_Writer.AddString("Objective", it->first);
+			
+			a_Writer.EndCompound();
+		}
+	}
+
+	a_Writer.EndList(); // PlayerScores
+
+	a_Writer.BeginList("Teams", TAG_Compound);
+	
+	for (cScoreboard::cTeamMap::const_iterator it = m_ScoreBoard->m_Teams.begin(); it != m_ScoreBoard->m_Teams.end(); ++it)
+	{
+		const cTeam & Team = it->second;
+
+		a_Writer.BeginCompound("");
+
+		a_Writer.AddByte("AllowFriendlyFire",     Team.AllowsFriendlyFire()      ? 1 : 0);
+		a_Writer.AddByte("SeeFriendlyInvisibles", Team.CanSeeFriendlyInvisible() ? 1 : 0);
+
+		a_Writer.AddString("DisplayName", Team.GetDisplayName());
+		a_Writer.AddString("Name", it->first);
+
+		a_Writer.AddString("Prefix", Team.GetPrefix());
+		a_Writer.AddString("Suffix", Team.GetSuffix());
+
+		a_Writer.BeginList("Players", TAG_String);
+
+		for (cTeam::cPlayerNameSet::const_iterator it2 = Team.m_Players.begin(); it2 != Team.m_Players.end(); ++it2)
+		{
+			a_Writer.AddString("", *it2);
+		}
+
+		a_Writer.EndList();
+
+		a_Writer.EndCompound();
+	}
+
+	a_Writer.EndList(); // Teams
+
+	a_Writer.BeginCompound("DisplaySlots");
+
+	cObjective * Objective = m_ScoreBoard->GetObjectiveIn(cScoreboard::E_DISPLAY_SLOT_LIST);
+	a_Writer.AddString("slot_0", (Objective == NULL) ? "" : Objective->GetName());
+
+	Objective = m_ScoreBoard->GetObjectiveIn(cScoreboard::E_DISPLAY_SLOT_SIDEBAR);
+	a_Writer.AddString("slot_1", (Objective == NULL) ? "" : Objective->GetName());
+
+	Objective = m_ScoreBoard->GetObjectiveIn(cScoreboard::E_DISPLAY_SLOT_NAME);
+	a_Writer.AddString("slot_2", (Objective == NULL) ? "" : Objective->GetName());
+
+	a_Writer.EndCompound(); // DisplaySlots
+
+	a_Writer.EndCompound(); // Data
+}
+
+
+
+
+
+bool cScoreboardSerializer::LoadScoreboardFromNBT(const cParsedNBT & a_NBT)
+{
+	int Data = a_NBT.FindChildByName(0, "data");
+	if (Data < 0)
+	{
+		return false;
+	}
+
+	int Objectives = a_NBT.FindChildByName(Data, "Objectives");
+	if (Objectives < 0)
+	{
+		return false;
+	}
+
+	for (int Child = a_NBT.GetFirstChild(Objectives); Child >= 0; Child = a_NBT.GetNextSibling(Child))
+	{
+		AString CriteriaName, DisplayName, Name;
+
+		int CurrLine = a_NBT.FindChildByName(Child, "CriteriaName");
+		if (CurrLine >= 0)
+		{
+			CriteriaName = a_NBT.GetString(CurrLine);
+		}
+
+		CurrLine = a_NBT.FindChildByName(Child, "DisplayName");
+		if (CurrLine >= 0)
+		{
+			DisplayName = a_NBT.GetString(CurrLine);
+		}
+
+		CurrLine = a_NBT.FindChildByName(Child, "Name");
+		if (CurrLine >= 0)
+		{
+			Name = a_NBT.GetString(CurrLine);
+		}
+
+		cObjective::eType Type = cObjective::StringToType(CriteriaName);
+
+		m_ScoreBoard->RegisterObjective(Name, DisplayName, Type);
+	}
+
+	int PlayerScores = a_NBT.FindChildByName(Data, "PlayerScores");
+	if (PlayerScores < 0)
+	{
+		return false;
+	}
+
+	for (int Child = a_NBT.GetFirstChild(PlayerScores); Child >= 0; Child = a_NBT.GetNextSibling(Child))
+	{
+		AString Name, ObjectiveName;
+
+		cObjective::Score Score;
+
+		int CurrLine = a_NBT.FindChildByName(Child, "Score");
+		if (CurrLine >= 0)
+		{
+			Score = a_NBT.GetInt(CurrLine);
+		}
+
+		CurrLine = a_NBT.FindChildByName(Child, "Name");
+		if (CurrLine >= 0)
+		{
+			Name = a_NBT.GetString(CurrLine);
+		}
+
+		CurrLine = a_NBT.FindChildByName(Child, "Objective");
+		if (CurrLine >= 0)
+		{
+			ObjectiveName = a_NBT.GetString(CurrLine);
+		}
+
+		cObjective * Objective = m_ScoreBoard->GetObjective(ObjectiveName);
+
+		if (Objective)
+		{
+			Objective->SetScore(Name, Score);
+		}
+	}
+
+	int Teams = a_NBT.FindChildByName(Data, "Teams");
+	if (Teams < 0)
+	{
+		return false;
+	}
+
+	for (int Child = a_NBT.GetFirstChild(Teams); Child >= 0; Child = a_NBT.GetNextSibling(Child))
+	{
+		AString Name, DisplayName, Prefix, Suffix;
+
+		bool AllowsFriendlyFire, CanSeeFriendlyInvisible;
+
+		int CurrLine = a_NBT.FindChildByName(Child, "Name");
+		if (CurrLine >= 0)
+		{
+			Name = a_NBT.GetInt(CurrLine);
+		}
+
+		CurrLine = a_NBT.FindChildByName(Child, "DisplayName");
+		if (CurrLine >= 0)
+		{
+			DisplayName = a_NBT.GetInt(CurrLine);
+		}
+
+		CurrLine = a_NBT.FindChildByName(Child, "Prefix");
+		if (CurrLine >= 0)
+		{
+			Prefix = a_NBT.GetInt(CurrLine);
+		}
+
+		CurrLine = a_NBT.FindChildByName(Child, "Suffix");
+		if (CurrLine >= 0)
+		{
+			Suffix = a_NBT.GetInt(CurrLine);
+		}
+
+		CurrLine = a_NBT.FindChildByName(Child, "AllowFriendlyFire");
+		if (CurrLine >= 0)
+		{
+			AllowsFriendlyFire = (a_NBT.GetInt(CurrLine) != 0);
+		}
+
+		CurrLine = a_NBT.FindChildByName(Child, "SeeFriendlyInvisibles");
+		if (CurrLine >= 0)
+		{
+			CanSeeFriendlyInvisible = (a_NBT.GetInt(CurrLine) != 0);
+		}
+
+		cTeam * Team = m_ScoreBoard->RegisterTeam(Name, DisplayName, Prefix, Suffix);
+
+		Team->SetFriendlyFire(AllowsFriendlyFire);
+		Team->SetCanSeeFriendlyInvisible(CanSeeFriendlyInvisible);
+
+		int Players = a_NBT.FindChildByName(Child, "Players");
+		if (Players < 0)
+		{
+			continue;
+		}
+
+		for (int ChildB = a_NBT.GetFirstChild(Players); ChildB >= 0; ChildB = a_NBT.GetNextSibling(ChildB))
+		{
+			Team->AddPlayer(a_NBT.GetString(ChildB));
+		}
+	}
+
+	int DisplaySlots = a_NBT.FindChildByName(Data, "DisplaySlots");
+	if (DisplaySlots < 0)
+	{
+		return false;
+	}
+
+	int CurrLine = a_NBT.FindChildByName(DisplaySlots, "slot_0");
+	if (CurrLine >= 0)
+	{
+		AString Name = a_NBT.GetString(CurrLine);
+
+		m_ScoreBoard->SetDisplay(Name, cScoreboard::E_DISPLAY_SLOT_LIST);
+	}
+
+	CurrLine = a_NBT.FindChildByName(DisplaySlots, "slot_1");
+	if (CurrLine >= 0)
+	{
+		AString Name = a_NBT.GetString(CurrLine);
+
+		m_ScoreBoard->SetDisplay(Name, cScoreboard::E_DISPLAY_SLOT_SIDEBAR);
+	}
+
+	CurrLine = a_NBT.FindChildByName(DisplaySlots, "slot_2");
+	if (CurrLine >= 0)
+	{
+		AString Name = a_NBT.GetString(CurrLine);
+
+		m_ScoreBoard->SetDisplay(Name, cScoreboard::E_DISPLAY_SLOT_NAME);
+	}
+
+	return true;
+}
+
+
+
+
+
+
+
+
diff --git a/src/WorldStorage/ScoreboardSerializer.h b/src/WorldStorage/ScoreboardSerializer.h
new file mode 100644
index 000000000..048fa3ab4
--- /dev/null
+++ b/src/WorldStorage/ScoreboardSerializer.h
@@ -0,0 +1,52 @@
+
+// ScoreboardSerializer.h
+
+// Declares the cScoreboardSerializer class that is used for saving scoreboards into NBT format used by Anvil
+
+
+
+
+
+#pragma once
+
+
+
+
+
+// fwd:
+class cFastNBTWriter;
+class cParsedNBT;
+class cScoreboard;
+
+
+
+
+class cScoreboardSerializer
+{
+public:
+
+	cScoreboardSerializer(const AString & a_WorldName, cScoreboard* a_ScoreBoard);
+
+	/// Try to load the scoreboard
+	bool Load(void);
+
+	/// Try to save the scoreboard
+	bool Save(void);
+
+
+private:
+
+	void SaveScoreboardToNBT(cFastNBTWriter & a_Writer);
+
+	bool LoadScoreboardFromNBT(const cParsedNBT & a_NBT);
+
+	cScoreboard* m_ScoreBoard;
+
+	AString m_Path;
+
+
+} ;
+
+
+
+
diff --git a/src/WorldStorage/WSSAnvil.cpp b/src/WorldStorage/WSSAnvil.cpp
index 8983f25ba..63999add3 100644
--- a/src/WorldStorage/WSSAnvil.cpp
+++ b/src/WorldStorage/WSSAnvil.cpp
@@ -611,12 +611,18 @@ void cWSSAnvil::LoadBlockEntitiesFromNBT(cBlockEntityList & a_BlockEntities, con
 
 bool cWSSAnvil::LoadItemFromNBT(cItem & a_Item, const cParsedNBT & a_NBT, int a_TagIdx)
 {
-	int ID = a_NBT.FindChildByName(a_TagIdx, "id");
-	if ((ID < 0) || (a_NBT.GetType(ID) != TAG_Short))
+	int Type = a_NBT.FindChildByName(a_TagIdx, "id");
+	if ((Type < 0) || (a_NBT.GetType(Type) != TAG_Short))
 	{
 		return false;
 	}
-	a_Item.m_ItemType = (ENUM_ITEM_ID)(a_NBT.GetShort(ID));
+	a_Item.m_ItemType = a_NBT.GetShort(Type);
+	if (a_Item.m_ItemType < 0)
+	{
+		LOGD("Encountered an item with negative type (%d). Replacing with an empty item.", a_NBT.GetShort(Type));
+		a_Item.Empty();
+		return true;
+	}
 	
 	int Damage = a_NBT.FindChildByName(a_TagIdx, "Damage");
 	if ((Damage < 0) || (a_NBT.GetType(Damage) != TAG_Short))
@@ -1870,7 +1876,22 @@ void cWSSAnvil::LoadWolfFromNBT(cEntityList & a_Entities, const cParsedNBT & a_N
 	{
 		return;
 	}
-
+	int OwnerIdx = a_NBT.FindChildByName(a_TagIdx, "Owner");
+	if (OwnerIdx > 0) 
+	{ 
+		AString OwnerName = a_NBT.GetString(OwnerIdx);
+		if (OwnerName != "")
+		{
+			Monster->SetOwner(OwnerName);
+			Monster->SetIsTame(true);
+		}
+	}
+	int SittingIdx = a_NBT.FindChildByName(a_TagIdx, "Sitting");
+	if (SittingIdx > 0)
+	{
+		bool IsSitting = (a_NBT.GetByte(SittingIdx) > 0);
+		Monster->SetIsSitting(IsSitting);
+	}
 	a_Entities.push_back(Monster.release());
 }
 
@@ -1926,17 +1947,22 @@ bool cWSSAnvil::LoadEntityBaseFromNBT(cEntity & a_Entity, const cParsedNBT & a_N
 	double Speed[3];
 	if (!LoadDoublesListFromNBT(Speed, 3, a_NBT, a_NBT.FindChildByName(a_TagIdx, "Motion")))
 	{
-		return false;
+		// Provide default speed:
+		Speed[0] = 0;
+		Speed[1] = 0;
+		Speed[2] = 0;
 	}
 	a_Entity.SetSpeed(Speed[0], Speed[1], Speed[2]);
 	
 	double Rotation[3];
 	if (!LoadDoublesListFromNBT(Rotation, 2, a_NBT, a_NBT.FindChildByName(a_TagIdx, "Rotation")))
 	{
-		return false;
+		// Provide default rotation:
+		Rotation[0] = 0;
+		Rotation[1] = 0;
 	}
 	a_Entity.SetYaw(Rotation[0]);
-	a_Entity.SetRoll    (Rotation[1]);
+	a_Entity.SetRoll(Rotation[1]);
 	
 	return true;
 }
diff --git a/src/WorldStorage/WSSCompact.cpp b/src/WorldStorage/WSSCompact.cpp
index ea17a8ec1..4c0684dd8 100644
--- a/src/WorldStorage/WSSCompact.cpp
+++ b/src/WorldStorage/WSSCompact.cpp
@@ -10,6 +10,7 @@
 #include "json/json.h"
 #include "../StringCompression.h"
 #include "../BlockEntities/ChestEntity.h"
+#include "../BlockEntities/CommandBlockEntity.h"
 #include "../BlockEntities/DispenserEntity.h"
 #include "../BlockEntities/FurnaceEntity.h"
 #include "../BlockEntities/JukeboxEntity.h"
@@ -71,14 +72,15 @@ void cJsonChunkSerializer::BlockEntity(cBlockEntity * a_BlockEntity)
 	const char * SaveInto = NULL;
 	switch (a_BlockEntity->GetBlockType())
 	{
-		case E_BLOCK_CHEST:      SaveInto = "Chests";      break;
-		case E_BLOCK_DISPENSER:  SaveInto = "Dispensers";  break;
-		case E_BLOCK_DROPPER:    SaveInto = "Droppers";    break;
-		case E_BLOCK_FURNACE:    SaveInto = "Furnaces";    break;
-		case E_BLOCK_SIGN_POST:  SaveInto = "Signs";       break;
-		case E_BLOCK_WALLSIGN:   SaveInto = "Signs";       break;
-		case E_BLOCK_NOTE_BLOCK: SaveInto = "Notes";       break;
-		case E_BLOCK_JUKEBOX:    SaveInto = "Jukeboxes";   break;
+		case E_BLOCK_CHEST:         SaveInto = "Chests";        break;
+		case E_BLOCK_DISPENSER:     SaveInto = "Dispensers";    break;
+		case E_BLOCK_DROPPER:       SaveInto = "Droppers";      break;
+		case E_BLOCK_FURNACE:       SaveInto = "Furnaces";      break;
+		case E_BLOCK_SIGN_POST:     SaveInto = "Signs";         break;
+		case E_BLOCK_WALLSIGN:      SaveInto = "Signs";         break;
+		case E_BLOCK_NOTE_BLOCK:    SaveInto = "Notes";         break;
+		case E_BLOCK_JUKEBOX:       SaveInto = "Jukeboxes";     break;
+		case E_BLOCK_COMMAND_BLOCK: SaveInto = "CommandBlocks"; break;
 
 		default:
 		{
@@ -263,126 +265,114 @@ bool cWSSCompact::EraseChunkData(const cChunkCoords & a_Chunk)
 
 void cWSSCompact::LoadEntitiesFromJson(Json::Value & a_Value, cEntityList & a_Entities, cBlockEntityList & a_BlockEntities, cWorld * a_World)
 {
-	// Load chests
+	// Load chests:
 	Json::Value AllChests = a_Value.get("Chests", Json::nullValue);
 	if (!AllChests.empty())
 	{
 		for (Json::Value::iterator itr = AllChests.begin(); itr != AllChests.end(); ++itr )
 		{
-			Json::Value & Chest = *itr;
-			cChestEntity * ChestEntity = new cChestEntity(0,0,0, a_World);
-			if (!ChestEntity->LoadFromJson( Chest ) )
+			std::auto_ptr<cChestEntity> ChestEntity(new cChestEntity(0, 0, 0, a_World));
+			if (!ChestEntity->LoadFromJson(*itr))
 			{
-				LOGERROR("ERROR READING CHEST FROM JSON!" );
-				delete ChestEntity;
+				LOGWARNING("ERROR READING CHEST FROM JSON!" );
 			}
 			else
 			{
-				a_BlockEntities.push_back( ChestEntity );
+				a_BlockEntities.push_back(ChestEntity.release());
 			}
 		}  // for itr - AllChests[]
 	}
 
-	// Load dispensers
+	// Load dispensers:
 	Json::Value AllDispensers = a_Value.get("Dispensers", Json::nullValue);
-	if( !AllDispensers.empty() )
+	for (Json::Value::iterator itr = AllDispensers.begin(); itr != AllDispensers.end(); ++itr)
 	{
-		for( Json::Value::iterator itr = AllDispensers.begin(); itr != AllDispensers.end(); ++itr )
+		std::auto_ptr<cDispenserEntity> DispenserEntity(new cDispenserEntity(0, 0, 0, a_World));
+		if (!DispenserEntity->LoadFromJson(*itr))
 		{
-			Json::Value & Dispenser = *itr;
-			cDispenserEntity * DispenserEntity = new cDispenserEntity(0,0,0, a_World);
-			if( !DispenserEntity->LoadFromJson( Dispenser ) )
-			{
-				LOGERROR("ERROR READING DISPENSER FROM JSON!" );
-				delete DispenserEntity;
-			}
-			else
-			{
-				a_BlockEntities.push_back( DispenserEntity );
-			}
-		}  // for itr - AllDispensers[]
-	}
+			LOGWARNING("ERROR READING DISPENSER FROM JSON!" );
+		}
+		else
+		{
+			a_BlockEntities.push_back(DispenserEntity.release());
+		}
+	}  // for itr - AllDispensers[]
 
-	// Load furnaces
+	// Load furnaces:
 	Json::Value AllFurnaces = a_Value.get("Furnaces", Json::nullValue);
-	if( !AllFurnaces.empty() )
+	for (Json::Value::iterator itr = AllFurnaces.begin(); itr != AllFurnaces.end(); ++itr)
 	{
-		for( Json::Value::iterator itr = AllFurnaces.begin(); itr != AllFurnaces.end(); ++itr )
+		// TODO: The block type and meta aren't correct, there's no way to get them here
+		std::auto_ptr<cFurnaceEntity> FurnaceEntity(new cFurnaceEntity(0, 0, 0, E_BLOCK_FURNACE, 0, a_World));
+		if (!FurnaceEntity->LoadFromJson(*itr))
 		{
-			Json::Value & Furnace = *itr;
-			// TODO: The block type and meta aren't correct, there's no way to get them here
-			cFurnaceEntity * FurnaceEntity = new cFurnaceEntity(0, 0, 0, E_BLOCK_FURNACE, 0, a_World);
-			if (!FurnaceEntity->LoadFromJson(Furnace))
-			{
-				LOGERROR("ERROR READING FURNACE FROM JSON!" );
-				delete FurnaceEntity;
-			}
-			else
-			{
-				a_BlockEntities.push_back(FurnaceEntity);
-			}
-		}  // for itr - AllFurnaces[]
-	}
+			LOGWARNING("ERROR READING FURNACE FROM JSON!" );
+		}
+		else
+		{
+			a_BlockEntities.push_back(FurnaceEntity.release());
+		}
+	}  // for itr - AllFurnaces[]
 
-	// Load signs
+	// Load signs:
 	Json::Value AllSigns = a_Value.get("Signs", Json::nullValue);
-	if( !AllSigns.empty() )
+	for (Json::Value::iterator itr = AllSigns.begin(); itr != AllSigns.end(); ++itr)
 	{
-		for( Json::Value::iterator itr = AllSigns.begin(); itr != AllSigns.end(); ++itr )
+		std::auto_ptr<cSignEntity> SignEntity(new cSignEntity(E_BLOCK_SIGN_POST, 0, 0, 0, a_World));
+		if (!SignEntity->LoadFromJson(*itr))
 		{
-			Json::Value & Sign = *itr;
-			cSignEntity * SignEntity = new cSignEntity( E_BLOCK_SIGN_POST, 0,0,0, a_World);
-			if ( !SignEntity->LoadFromJson( Sign ) )
-			{
-				LOGERROR("ERROR READING SIGN FROM JSON!" );
-				delete SignEntity;
-			}
-			else
-			{
-				a_BlockEntities.push_back( SignEntity );
-			}
-		}  // for itr - AllSigns[]
-	}
+			LOGWARNING("ERROR READING SIGN FROM JSON!");
+		}
+		else
+		{
+			a_BlockEntities.push_back(SignEntity.release());
+		}
+	}  // for itr - AllSigns[]
 
-	// Load note blocks
+	// Load note blocks:
 	Json::Value AllNotes = a_Value.get("Notes", Json::nullValue);
-	if( !AllNotes.empty() )
+	for( Json::Value::iterator itr = AllNotes.begin(); itr != AllNotes.end(); ++itr )
 	{
-		for( Json::Value::iterator itr = AllNotes.begin(); itr != AllNotes.end(); ++itr )
+		std::auto_ptr<cNoteEntity> NoteEntity(new cNoteEntity(0, 0, 0, a_World));
+		if (!NoteEntity->LoadFromJson(*itr))
 		{
-			Json::Value & Note = *itr;
-			cNoteEntity * NoteEntity = new cNoteEntity(0, 0, 0, a_World);
-			if ( !NoteEntity->LoadFromJson( Note ) )
-			{
-				LOGERROR("ERROR READING NOTE BLOCK FROM JSON!" );
-				delete NoteEntity;
-			}
-			else
-			{
-				a_BlockEntities.push_back( NoteEntity );
-			}
-		}  // for itr - AllNotes[]
-	}
+			LOGWARNING("ERROR READING NOTE BLOCK FROM JSON!" );
+		}
+		else
+		{
+			a_BlockEntities.push_back(NoteEntity.release());
+		}
+	}  // for itr - AllNotes[]
 
-	// Load jukeboxes
+	// Load jukeboxes:
 	Json::Value AllJukeboxes = a_Value.get("Jukeboxes", Json::nullValue);
-	if( !AllJukeboxes.empty() )
+	for( Json::Value::iterator itr = AllJukeboxes.begin(); itr != AllJukeboxes.end(); ++itr )
 	{
-		for( Json::Value::iterator itr = AllJukeboxes.begin(); itr != AllJukeboxes.end(); ++itr )
+		std::auto_ptr<cJukeboxEntity> JukeboxEntity(new cJukeboxEntity(0, 0, 0, a_World));
+		if (!JukeboxEntity->LoadFromJson(*itr))
 		{
-			Json::Value & Jukebox = *itr;
-			cJukeboxEntity * JukeboxEntity = new cJukeboxEntity(0, 0, 0, a_World);
-			if ( !JukeboxEntity->LoadFromJson( Jukebox ) )
-			{
-				LOGERROR("ERROR READING JUKEBOX FROM JSON!" );
-				delete JukeboxEntity;
-			}
-			else
-			{
-				a_BlockEntities.push_back( JukeboxEntity );
-			}
-		}  // for itr - AllJukeboxes[]
-	}
+			LOGWARNING("ERROR READING JUKEBOX FROM JSON!" );
+		}
+		else
+		{
+			a_BlockEntities.push_back(JukeboxEntity.release());
+		}
+	}  // for itr - AllJukeboxes[]
+
+	// Load command blocks:
+	Json::Value AllCommandBlocks = a_Value.get("CommandBlocks", Json::nullValue);
+	for( Json::Value::iterator itr = AllCommandBlocks.begin(); itr != AllCommandBlocks.end(); ++itr )
+	{
+		std::auto_ptr<cCommandBlockEntity> CommandBlockEntity(new cCommandBlockEntity(0, 0, 0, a_World));
+		if (!CommandBlockEntity->LoadFromJson(*itr))
+		{
+			LOGWARNING("ERROR READING COMMAND BLOCK FROM JSON!" );
+		}
+		else
+		{
+			a_BlockEntities.push_back(CommandBlockEntity.release());
+		}
+	}  // for itr - AllCommandBlocks[]
 }