20 files changed, 1571 insertions, 9 deletions

diff --git a/src/ClientHandle.cpp b/src/ClientHandle.cpp
index 74d192129..0a2d3c1be 100644
--- a/src/ClientHandle.cpp
+++ b/src/ClientHandle.cpp
@@ -263,6 +263,12 @@ void cClientHandle::Authenticate(void)
 	m_Player->Initialize(World);
 	m_State = csAuthenticated;
 
+	// Query player team
+	m_Player->UpdateTeam();
+
+	// Send scoreboard data
+	World->GetScoreBoard().SendTo(*this);
+
 	cRoot::Get()->GetPluginManager()->CallHookPlayerSpawned(*m_Player);
 }
 
@@ -2111,6 +2117,33 @@ void cClientHandle::SendExperienceOrb(const cExpOrb & a_ExpOrb)
 
 
 
+void cClientHandle::SendScoreboardObjective(const AString & a_Name, const AString & a_DisplayName, Byte a_Mode)
+{
+	m_Protocol->SendScoreboardObjective(a_Name, a_DisplayName, a_Mode);
+}
+
+
+
+
+
+void cClientHandle::SendScoreUpdate(const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode)
+{
+	m_Protocol->SendScoreUpdate(a_Objective, a_Player, a_Score, a_Mode);
+}
+
+
+
+
+
+void cClientHandle::SendDisplayObjective(const AString & a_Objective, cScoreboard::eDisplaySlot a_Display)
+{
+	m_Protocol->SendDisplayObjective(a_Objective, a_Display);
+}
+
+
+
+
+
 void cClientHandle::SendSoundEffect(const AString & a_SoundName, int a_SrcX, int a_SrcY, int a_SrcZ, float a_Volume, float a_Pitch)
 {
 	m_Protocol->SendSoundEffect(a_SoundName, a_SrcX, a_SrcY, a_SrcZ, a_Volume, a_Pitch);
diff --git a/src/ClientHandle.h b/src/ClientHandle.h
index 4add022a6..e1f326543 100644
--- a/src/ClientHandle.h
+++ b/src/ClientHandle.h
@@ -16,6 +16,7 @@
 #include "OSSupport/SocketThreads.h"
 #include "ChunkDef.h"
 #include "ByteBuffer.h"
+#include "Scoreboard.h"
 
 
 
@@ -125,6 +126,9 @@ public:
 	void SendRespawn             (void);
 	void SendExperience          (void);
 	void SendExperienceOrb       (const cExpOrb & a_ExpOrb);
+	void SendScoreboardObjective (const AString & a_Name, const AString & a_DisplayName, Byte a_Mode);
+	void SendScoreUpdate         (const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode);
+	void SendDisplayObjective    (const AString & a_Objective, cScoreboard::eDisplaySlot a_Display);
 	void SendSoundEffect         (const AString & a_SoundName, int a_SrcX, int a_SrcY, int a_SrcZ, float a_Volume, float a_Pitch);  // a_Src coords are Block * 8
 	void SendSoundParticleEffect (int a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data);
 	void SendSpawnFallingBlock   (const cFallingBlock & a_FallingBlock);
diff --git a/src/Entities/Player.cpp b/src/Entities/Player.cpp
index c1f2456eb..c6b24a465 100644
--- a/src/Entities/Player.cpp
+++ b/src/Entities/Player.cpp
@@ -74,6 +74,7 @@ cPlayer::cPlayer(cClientHandle* a_Client, const AString & a_PlayerName)
 	, m_IsChargingBow(false)
 	, m_BowCharge(0)
 	, m_FloaterID(-1)
+	, m_Team(NULL)
 {
 	LOGD("Created a player object for \"%s\" @ \"%s\" at %p, ID %d", 
 		a_PlayerName.c_str(), a_Client->GetIPString().c_str(),
@@ -790,6 +791,20 @@ void cPlayer::DoTakeDamage(TakeDamageInfo & a_TDI)
 			return;
 		}
 	}
+
+	if ((a_TDI.Attacker != NULL) && (a_TDI.Attacker->IsPlayer()))
+	{
+		cPlayer* Attacker = (cPlayer*) a_TDI.Attacker;
+
+		if ((m_Team != NULL) && (m_Team == Attacker->m_Team))
+		{
+			if (!m_Team->AllowsFriendlyFire())
+			{
+				// Friendly fire is disabled
+				return;
+			}
+		}
+	}
 	
 	super::DoTakeDamage(a_TDI);
 	
@@ -836,6 +851,24 @@ void cPlayer::KilledBy(cEntity * a_Killer)
 
 		GetWorld()->BroadcastChat(Printf("%s[DEATH] %s%s was killed by a %s", cChatColor::Red.c_str(), cChatColor::White.c_str(), GetName().c_str(), KillerClass.c_str()));
 	}
+
+	class cIncrementCounterCB
+		: public cObjectiveCallback
+	{
+		AString m_Name;
+	public:
+		cIncrementCounterCB(const AString & a_Name) : m_Name(a_Name) {}
+
+		virtual bool Item(cObjective * a_Objective) override
+		{
+			a_Objective->AddScore(m_Name, 1);
+		}
+	} IncrementCounter (GetName());
+
+	cScoreboard & Scoreboard = m_World->GetScoreBoard();
+
+	// Update scoreboard objectives
+	Scoreboard.ForEachObjectiveWith(cObjective::E_TYPE_DEATH_COUNT, IncrementCounter);
 }
 
 
@@ -916,6 +949,50 @@ bool cPlayer::IsGameModeAdventure(void) const
 
 
 
+void cPlayer::SetTeam(cTeam * a_Team)
+{
+	if (m_Team == a_Team)
+	{
+		return;
+	}
+
+	if (m_Team)
+	{
+		m_Team->RemovePlayer(GetName());
+	}
+
+	m_Team = a_Team;
+
+	if (m_Team)
+	{
+		m_Team->AddPlayer(GetName());
+	}
+}
+
+
+
+
+
+cTeam * cPlayer::UpdateTeam(void)
+{
+	if (m_World == NULL)
+	{
+		SetTeam(NULL);
+	}
+	else
+	{
+		cScoreboard & Scoreboard = m_World->GetScoreBoard();
+
+		SetTeam(Scoreboard.QueryPlayerTeam(GetName()));
+	}
+
+	return m_Team;
+}
+
+
+
+
+
 void cPlayer::OpenWindow(cWindow * a_Window)
 {
 	if (a_Window != m_CurrentWindow)
diff --git a/src/Entities/Player.h b/src/Entities/Player.h
index bf3ca08e8..52ba2065c 100644
--- a/src/Entities/Player.h
+++ b/src/Entities/Player.h
@@ -13,6 +13,7 @@
 class cGroup;
 class cWindow;
 class cClientHandle;
+class cTeam;
 
 
 
@@ -153,6 +154,15 @@ public:
 	
 	AString GetIP(void) const { return m_IP; }  // tolua_export
 
+	/// Returns the associated team, NULL if none
+	cTeam * GetTeam(void) { return m_Team; } // tolua_export
+
+	/// Sets the player team, NULL if none
+	void SetTeam(cTeam * a_Team);
+
+	/// Forces the player to query the scoreboard for his team
+	cTeam * UpdateTeam(void);
+
 	// tolua_end
 	
 	void SetIP(const AString & a_IP);
@@ -456,6 +466,8 @@ protected:
 
 	int m_FloaterID;
 
+	cTeam* m_Team;
+
 
 
 	void ResolvePermissions(void);
@@ -463,7 +475,7 @@ protected:
 
 	virtual void Destroyed(void);
 
-	/// Filters out damage for creative mode
+	/// Filters out damage for creative mode/friendly fire
 	virtual void DoTakeDamage(TakeDamageInfo & TDI) override;
 	
 	/// Called in each tick to handle food-related processing
diff --git a/src/Protocol/Protocol.h b/src/Protocol/Protocol.h
index 1bc5d528e..791082537 100644
--- a/src/Protocol/Protocol.h
+++ b/src/Protocol/Protocol.h
@@ -12,6 +12,7 @@
 
 #include "../Defines.h"
 #include "../Endianness.h"
+#include "../Scoreboard.h"
 
 
 
@@ -92,6 +93,9 @@ public:
 	virtual void SendRespawn             (void) = 0;
 	virtual void SendExperience          (void) = 0;
 	virtual void SendExperienceOrb       (const cExpOrb & a_ExpOrb) = 0;
+	virtual void SendScoreboardObjective (const AString & a_Name, const AString & a_DisplayName, Byte a_Mode) = 0;
+	virtual void SendScoreUpdate         (const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode) = 0;
+	virtual void SendDisplayObjective    (const AString & a_Objective, cScoreboard::eDisplaySlot a_Display) = 0;
 	virtual void SendSoundEffect         (const AString & a_SoundName, int a_SrcX, int a_SrcY, int a_SrcZ, float a_Volume, float a_Pitch) = 0;  // a_Src coords are Block * 8
 	virtual void SendSoundParticleEffect (int a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data) = 0;
 	virtual void SendSpawnFallingBlock   (const cFallingBlock & a_FallingBlock) = 0;
diff --git a/src/Protocol/Protocol125.h b/src/Protocol/Protocol125.h
index 310f9dd78..cd15ab518 100644
--- a/src/Protocol/Protocol125.h
+++ b/src/Protocol/Protocol125.h
@@ -68,6 +68,9 @@ public:
 	virtual void SendRespawn             (void) override;
 	virtual void SendExperience          (void) override;
 	virtual void SendExperienceOrb       (const cExpOrb &  a_ExpOrb) override;
+	virtual void SendScoreboardObjective (const AString & a_Name, const AString & a_DisplayName, Byte a_Mode)                            override {} // This protocol doesn't support such message
+	virtual void SendScoreUpdate         (const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode) override {} // This protocol doesn't support such message
+	virtual void SendDisplayObjective    (const AString & a_Objective, cScoreboard::eDisplaySlot a_Display)                              override {} // This protocol doesn't support such message
 	virtual void SendSoundEffect         (const AString & a_SoundName, int a_SrcX, int a_SrcY, int a_SrcZ, float a_Volume, float a_Pitch) override;  // a_Src coords are Block * 8
 	virtual void SendSoundParticleEffect (int a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data) override;
 	virtual void SendSpawnFallingBlock   (const cFallingBlock & a_FallingBlock) override;
@@ -83,8 +86,8 @@ public:
 	virtual void SendUpdateSign          (int a_BlockX, int a_BlockY, int a_BlockZ, const AString & a_Line1, const AString & a_Line2, const AString & a_Line3, const AString & a_Line4) override;
 	virtual void SendUseBed              (const cEntity & a_Entity, int a_BlockX, int a_BlockY, int a_BlockZ ) override;
 	virtual void SendWeather             (eWeather a_Weather) override;
-	virtual void SendWholeInventory      (const cWindow    & a_Window) override;
-	virtual void SendWindowClose         (const cWindow    & a_Window) override;
+	virtual void SendWholeInventory      (const cWindow & a_Window) override;
+	virtual void SendWindowClose         (const cWindow & a_Window) override;
 	virtual void SendWindowOpen          (const cWindow & a_Window) override;
 	virtual void SendWindowProperty      (const cWindow & a_Window, short a_Property, short a_Value) override;
 	
diff --git a/src/Protocol/Protocol15x.cpp b/src/Protocol/Protocol15x.cpp
index 0f1e59f10..c33aec7d5 100644
--- a/src/Protocol/Protocol15x.cpp
+++ b/src/Protocol/Protocol15x.cpp
@@ -35,8 +35,11 @@ Implements the 1.5.x protocol classes:
 
 enum
 {
-	PACKET_WINDOW_OPEN = 0x64,
-	PACKET_PARTICLE_EFFECT = 0x3F,
+	PACKET_WINDOW_OPEN          = 0x64,
+	PACKET_PARTICLE_EFFECT      = 0x3F,
+	PACKET_SCOREBOARD_OBJECTIVE = 0x3B,
+	PACKET_SCORE_UPDATE         = 0x3C,
+	PACKET_DISPLAY_OBJECTIVE    = 0x3D
 } ;
 
 
@@ -97,6 +100,53 @@ void cProtocol150::SendParticleEffect(const AString & a_ParticleName, float a_Sr
 
 
 
+void cProtocol150::SendScoreboardObjective(const AString & a_Name, const AString & a_DisplayName, Byte a_Mode)
+{
+	cCSLock Lock(m_CSPacket);
+	WriteByte(PACKET_SCOREBOARD_OBJECTIVE);
+	WriteString(a_Name);
+	WriteString(a_DisplayName);
+	WriteByte(a_Mode);
+	Flush();
+}
+
+
+
+
+
+void cProtocol150::SendScoreUpdate(const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode)
+{
+	cCSLock Lock(m_CSPacket);
+	WriteByte(PACKET_SCORE_UPDATE);
+	WriteString(a_Player);
+	WriteByte(a_Mode);
+
+	if (a_Mode != 1)
+	{
+		WriteString(a_Objective);
+		WriteInt((int) a_Score);
+	}
+
+	Flush();
+}
+
+
+
+
+
+void cProtocol150::SendDisplayObjective(const AString & a_Objective, cScoreboard::eDisplaySlot a_Display)
+{
+	cCSLock Lock(m_CSPacket);
+	WriteByte(PACKET_DISPLAY_OBJECTIVE);
+	WriteByte((int) a_Display);
+	WriteString(a_Objective);
+	Flush();
+}
+
+
+
+
+
 int cProtocol150::ParseWindowClick(void)
 {
 	HANDLE_PACKET_READ(ReadChar,    char,  WindowID);
diff --git a/src/Protocol/Protocol15x.h b/src/Protocol/Protocol15x.h
index 0074b3a83..0d171a67c 100644
--- a/src/Protocol/Protocol15x.h
+++ b/src/Protocol/Protocol15x.h
@@ -30,6 +30,9 @@ public:
 	
 	virtual void SendWindowOpen          (const cWindow & a_Window) override;
 	virtual void SendParticleEffect      (const AString & a_ParticleName, float a_SrcX, float a_SrcY, float a_SrcZ, float a_OffsetX, float a_OffsetY, float a_OffsetZ, float a_ParticleData, int a_ParticleAmmount) override;
+	virtual void SendScoreboardObjective (const AString & a_Name, const AString & a_DisplayName, Byte a_Mode) override;
+	virtual void SendScoreUpdate         (const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode) override;
+	virtual void SendDisplayObjective    (const AString & a_Objective, cScoreboard::eDisplaySlot a_Display) override;
 
 	virtual int ParseWindowClick(void);
 } ;
diff --git a/src/Protocol/Protocol17x.cpp b/src/Protocol/Protocol17x.cpp
index fefcb9396..9506332dc 100644
--- a/src/Protocol/Protocol17x.cpp
+++ b/src/Protocol/Protocol17x.cpp
@@ -706,6 +706,46 @@ void cProtocol172::SendExperienceOrb(const cExpOrb & a_ExpOrb)
 
 
 
+void cProtocol172::SendScoreboardObjective(const AString & a_Name, const AString & a_DisplayName, Byte a_Mode)
+{
+	cPacketizer Pkt(*this, 0x3B);
+	Pkt.WriteString(a_Name);
+	Pkt.WriteString(a_DisplayName);
+	Pkt.WriteByte(a_Mode);
+}
+
+
+
+
+
+void cProtocol172::SendScoreUpdate(const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode)
+{
+	cPacketizer Pkt(*this, 0x3C);
+	Pkt.WriteString(a_Player);
+	Pkt.WriteByte(a_Mode);
+
+	if (a_Mode != 1)
+	{
+		Pkt.WriteString(a_Objective);
+		Pkt.WriteInt((int) a_Score);
+	}
+}
+
+
+
+
+
+void cProtocol172::SendDisplayObjective(const AString & a_Objective, cScoreboard::eDisplaySlot a_Display)
+{
+	cPacketizer Pkt(*this, 0x3D);
+	Pkt.WriteByte((int) a_Display);
+	Pkt.WriteString(a_Objective);
+}
+
+
+
+
+
 void cProtocol172::SendSoundEffect(const AString & a_SoundName, int a_SrcX, int a_SrcY, int a_SrcZ, float a_Volume, float a_Pitch)  // a_Src coords are Block * 8
 {
 	cPacketizer Pkt(*this, 0x29);  // Sound Effect packet
diff --git a/src/Protocol/Protocol17x.h b/src/Protocol/Protocol17x.h
index 3ae774c18..3f440f313 100644
--- a/src/Protocol/Protocol17x.h
+++ b/src/Protocol/Protocol17x.h
@@ -92,6 +92,9 @@ public:
 	virtual void SendSoundEffect         (const AString & a_SoundName, int a_SrcX, int a_SrcY, int a_SrcZ, float a_Volume, float a_Pitch) override;  // a_Src coords are Block * 8
 	virtual void SendExperience          (void) override;
 	virtual void SendExperienceOrb       (const cExpOrb & a_ExpOrb) override;
+	virtual void SendScoreboardObjective (const AString & a_Name, const AString & a_DisplayName, Byte a_Mode) override;
+	virtual void SendScoreUpdate         (const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode) override;
+	virtual void SendDisplayObjective    (const AString & a_Objective, cScoreboard::eDisplaySlot a_Display) override;
 	virtual void SendSoundParticleEffect (int a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data) override;
 	virtual void SendSpawnFallingBlock   (const cFallingBlock & a_FallingBlock) override;
 	virtual void SendSpawnMob            (const cMonster & a_Mob) override;
diff --git a/src/Protocol/ProtocolRecognizer.cpp b/src/Protocol/ProtocolRecognizer.cpp
index 5524af136..de5dd3fb9 100644
--- a/src/Protocol/ProtocolRecognizer.cpp
+++ b/src/Protocol/ProtocolRecognizer.cpp
@@ -526,6 +526,36 @@ void cProtocolRecognizer::SendExperienceOrb(const cExpOrb & a_ExpOrb)
 
 
 
+void cProtocolRecognizer::SendScoreboardObjective(const AString & a_Name, const AString & a_DisplayName, Byte a_Mode)
+{
+	ASSERT(m_Protocol != NULL);
+	m_Protocol->SendScoreboardObjective(a_Name, a_DisplayName, a_Mode);
+}
+
+
+
+
+
+void cProtocolRecognizer::SendScoreUpdate(const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode)
+{
+	ASSERT(m_Protocol != NULL);
+	m_Protocol->SendScoreUpdate(a_Objective, a_Player, a_Score, a_Mode);
+}
+
+
+
+
+
+void cProtocolRecognizer::SendDisplayObjective(const AString & a_Objective, cScoreboard::eDisplaySlot a_Display)
+{
+	ASSERT(m_Protocol != NULL);
+	m_Protocol->SendDisplayObjective(a_Objective, a_Display);
+}
+
+
+
+
+
 void cProtocolRecognizer::SendSoundEffect(const AString & a_SoundName, int a_SrcX, int a_SrcY, int a_SrcZ, float a_Volume, float a_Pitch)
 {
 	ASSERT(m_Protocol != NULL);
@@ -807,7 +837,7 @@ bool cProtocolRecognizer::TryRecognizeLengthlessProtocol(void)
 	}
 	switch (ch)
 	{
-	 case PROTO_VERSION_1_3_2:
+		case PROTO_VERSION_1_3_2:
 		{
 			m_Protocol = new cProtocol132(m_Client);
 			return true;
diff --git a/src/Protocol/ProtocolRecognizer.h b/src/Protocol/ProtocolRecognizer.h
index 2dccace6e..daeed1845 100644
--- a/src/Protocol/ProtocolRecognizer.h
+++ b/src/Protocol/ProtocolRecognizer.h
@@ -103,6 +103,9 @@ public:
 	virtual void SendRespawn             (void) override;
 	virtual void SendExperience          (void) override;
 	virtual void SendExperienceOrb       (const cExpOrb & a_ExpOrb) override;
+	virtual void SendScoreboardObjective (const AString & a_Name, const AString & a_DisplayName, Byte a_Mode) override;
+	virtual void SendScoreUpdate         (const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode) override;
+	virtual void SendDisplayObjective    (const AString & a_Objective, cScoreboard::eDisplaySlot a_Display) override;
 	virtual void SendSoundEffect         (const AString & a_SoundName, int a_SrcX, int a_SrcY, int a_SrcZ, float a_Volume, float a_Pitch) override;
 	virtual void SendSoundParticleEffect (int a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data) override;
 	virtual void SendSpawnFallingBlock   (const cFallingBlock & a_FallingBlock) override;
diff --git a/src/Scoreboard.cpp b/src/Scoreboard.cpp
new file mode 100644
index 000000000..b2edd613b
--- /dev/null
+++ b/src/Scoreboard.cpp
@@ -0,0 +1,510 @@
+
+// Scoreboard.cpp
+
+// Implementation of a scoreboard that keeps track of specified objectives
+
+#include "Globals.h"
+
+#include "Scoreboard.h"
+#include "World.h"
+#include "ClientHandle.h"
+
+
+
+
+
+AString cObjective::TypeToString(eType a_Type)
+{
+	switch (a_Type)
+	{
+		case E_TYPE_DUMMY:                 return "dummy";
+		case E_TYPE_DEATH_COUNT:           return "deathCount";
+		case E_TYPE_PLAYER_KILL_COUNT:     return "playerKillCount";
+		case E_TYPE_TOTAL_KILL_COUNT:      return "totalKillCount";
+		case E_TYPE_HEALTH:                return "health";
+		case E_TYPE_ACHIEVEMENT:           return "achievement";
+		case E_TYPE_STAT:                  return "stat";
+		case E_TYPE_STAT_ITEM_CRAFT:       return "stat.craftItem";
+		case E_TYPE_STAT_ITEM_USE:         return "stat.useItem";
+		case E_TYPE_STAT_ITEM_BREAK:       return "stat.breakItem";
+		case E_TYPE_STAT_BLOCK_MINE:       return "stat.mineBlock";
+		case E_TYPE_STAT_ENTITY_KILL:      return "stat.killEntity";
+		case E_TYPE_STAT_ENTITY_KILLED_BY: return "stat.entityKilledBy";
+
+		default: return "";
+	}
+}
+
+
+
+
+
+cObjective::eType cObjective::StringToType(const AString & a_Name)
+{
+	static struct {
+		eType m_Type;
+		const char * m_String;
+	} TypeMap [] =
+	{
+		{E_TYPE_DUMMY,                 "dummy"},
+		{E_TYPE_DEATH_COUNT,           "deathCount"},
+		{E_TYPE_PLAYER_KILL_COUNT,     "playerKillCount"},
+		{E_TYPE_TOTAL_KILL_COUNT,      "totalKillCount"},
+		{E_TYPE_HEALTH,                "health"},
+		{E_TYPE_ACHIEVEMENT,           "achievement"},
+		{E_TYPE_STAT,                  "stat"},
+		{E_TYPE_STAT_ITEM_CRAFT,       "stat.craftItem"},
+		{E_TYPE_STAT_ITEM_USE,         "stat.useItem"},
+		{E_TYPE_STAT_ITEM_BREAK,       "stat.breakItem"},
+		{E_TYPE_STAT_BLOCK_MINE,       "stat.mineBlock"},
+		{E_TYPE_STAT_ENTITY_KILL,      "stat.killEntity"},
+		{E_TYPE_STAT_ENTITY_KILLED_BY, "stat.entityKilledBy"}
+	};
+	for (size_t i = 0; i < ARRAYCOUNT(TypeMap); i++)
+	{
+		if (NoCaseCompare(TypeMap[i].m_String, a_Name) == 0)
+		{
+			return TypeMap[i].m_Type;
+		}
+	}  // for i - TypeMap[]
+	return E_TYPE_DUMMY;
+}
+
+
+
+
+
+cObjective::cObjective(const AString & a_Name, const AString & a_DisplayName, cObjective::eType a_Type, cWorld * a_World)
+	: m_DisplayName(a_DisplayName)
+	, m_Name(a_Name)
+	, m_Type(a_Type)
+	, m_World(a_World)
+{
+}
+
+
+
+
+
+void cObjective::Reset(void)
+{
+	for (cScoreMap::iterator it = m_Scores.begin(); it != m_Scores.end(); ++it)
+	{
+		m_World->BroadcastScoreUpdate(m_Name, it->first, 0, 1);
+	}
+
+	m_Scores.clear();
+}
+
+
+
+
+
+cObjective::Score cObjective::GetScore(const AString & a_Name) const
+{
+	cScoreMap::const_iterator it = m_Scores.find(a_Name);
+
+	if (it == m_Scores.end())
+	{
+		return 0;
+	}
+	else
+	{
+		return it->second;
+	}
+}
+
+
+
+
+
+void cObjective::SetScore(const AString & a_Name, cObjective::Score a_Score)
+{
+	m_Scores[a_Name] = a_Score;
+
+	m_World->BroadcastScoreUpdate(m_Name, a_Name, a_Score, 0);
+}
+
+
+
+
+
+void cObjective::ResetScore(const AString & a_Name)
+{
+	m_Scores.erase(a_Name);
+
+	m_World->BroadcastScoreUpdate(m_Name, a_Name, 0, 1);
+}
+
+
+
+
+
+cObjective::Score cObjective::AddScore(const AString & a_Name, cObjective::Score a_Delta)
+{
+	// TODO 2014-01-19 xdot: Potential optimization - Reuse iterator
+	Score NewScore = m_Scores[a_Name] + a_Delta;
+
+	SetScore(a_Name, NewScore);
+
+	return NewScore;
+}
+
+
+
+
+
+cObjective::Score cObjective::SubScore(const AString & a_Name, cObjective::Score a_Delta)
+{
+	// TODO 2014-01-19 xdot: Potential optimization - Reuse iterator
+	Score NewScore = m_Scores[a_Name] - a_Delta;
+
+	SetScore(a_Name, NewScore);
+
+	return NewScore;
+}
+
+
+
+
+
+void cObjective::SetDisplayName(const AString & a_Name)
+{
+	m_DisplayName = a_Name;
+
+	m_World->BroadcastScoreboardObjective(m_Name, m_DisplayName, 2);
+}
+
+
+
+
+
+void cObjective::SendTo(cClientHandle & a_Client)
+{
+	a_Client.SendScoreboardObjective(m_Name, m_DisplayName, 0);
+
+	for (cScoreMap::const_iterator it = m_Scores.begin(); it != m_Scores.end(); ++it)
+	{
+		a_Client.SendScoreUpdate(m_Name, it->first, it->second, 0);
+	}
+}
+
+
+
+
+
+cTeam::cTeam(const AString & a_Name, const AString & a_DisplayName,
+	     const AString & a_Prefix, const AString & a_Suffix)
+	: m_AllowsFriendlyFire(true)
+	, m_CanSeeFriendlyInvisible(false)
+	, m_Name(a_Name)
+	, m_DisplayName(a_DisplayName)
+	, m_Prefix(a_Prefix)
+	, m_Suffix(a_Suffix)
+{}
+
+
+
+
+
+bool cTeam::AddPlayer(const AString & a_Name)
+{
+	return m_Players.insert(a_Name).second;
+}
+
+
+
+
+
+bool cTeam::RemovePlayer(const AString & a_Name)
+{
+	return m_Players.erase(a_Name) > 0;
+}
+
+
+
+
+
+bool cTeam::HasPlayer(const AString & a_Name) const
+{
+	cPlayerNameSet::const_iterator it = m_Players.find(a_Name);
+
+	return it != m_Players.end();
+}
+
+
+
+
+
+void cTeam::Reset(void)
+{
+	// TODO 2014-01-22 xdot: Inform online players
+
+	m_Players.clear();
+}
+
+
+
+
+unsigned int cTeam::GetNumPlayers(void) const
+{
+	return m_Players.size();
+}
+
+
+
+
+
+cScoreboard::cScoreboard(cWorld * a_World) : m_World(a_World)
+{
+	for (int i = 0; i < (int) E_DISPLAY_SLOT_COUNT; ++i)
+	{
+		m_Display[i] = NULL;
+	}
+}
+
+
+
+
+
+cObjective* cScoreboard::RegisterObjective(const AString & a_Name, const AString & a_DisplayName, cObjective::eType a_Type)
+{
+	cObjective Objective(a_Name, a_DisplayName, a_Type, m_World);
+
+	std::pair<cObjectiveMap::iterator, bool> Status = m_Objectives.insert(cNamedObjective(a_Name, Objective));
+
+	if (Status.second)
+	{
+		ASSERT(m_World != NULL);
+		m_World->BroadcastScoreboardObjective(a_Name, a_DisplayName, 0);
+
+		return &Status.first->second;
+	}
+	else
+	{
+		return NULL;
+	}
+}
+
+
+
+
+
+bool cScoreboard::RemoveObjective(const AString & a_Name)
+{
+	cCSLock Lock(m_CSObjectives);
+
+	cObjectiveMap::iterator it = m_Objectives.find(a_Name);
+
+	if (it == m_Objectives.end())
+	{
+		return false;
+	}
+
+	m_Objectives.erase(it);
+
+	ASSERT(m_World != NULL);
+	m_World->BroadcastScoreboardObjective(it->second.GetName(), it->second.GetDisplayName(), 1);
+
+	return true;
+}
+
+
+
+
+
+cObjective * cScoreboard::GetObjective(const AString & a_Name)
+{
+	cCSLock Lock(m_CSObjectives);
+
+	cObjectiveMap::iterator it = m_Objectives.find(a_Name);
+
+	if (it == m_Objectives.end())
+	{
+		return NULL;
+	}
+	else
+	{
+		return &it->second;
+	}
+}
+
+
+
+
+
+cTeam * cScoreboard::RegisterTeam(
+	const AString & a_Name, const AString & a_DisplayName,
+	const AString & a_Prefix, const AString & a_Suffix
+)
+{
+	cTeam Team(a_Name, a_DisplayName, a_Prefix, a_Suffix);
+
+	std::pair<cTeamMap::iterator, bool> Status = m_Teams.insert(cNamedTeam(a_Name, Team));
+
+	return Status.second ? &Status.first->second : NULL;
+}
+
+
+
+
+
+bool cScoreboard::RemoveTeam(const AString & a_Name)
+{
+	cCSLock Lock(m_CSTeams);
+
+	cTeamMap::iterator it = m_Teams.find(a_Name);
+
+	if (it == m_Teams.end())
+	{
+		return false;
+	}
+
+	m_Teams.erase(it);
+
+	return true;
+}
+
+
+
+
+
+cTeam * cScoreboard::GetTeam(const AString & a_Name)
+{
+	cCSLock Lock(m_CSTeams);
+
+	cTeamMap::iterator it = m_Teams.find(a_Name);
+
+	if (it == m_Teams.end())
+	{
+		return NULL;
+	}
+	else
+	{
+		return &it->second;
+	}
+}
+
+
+
+
+
+cTeam * cScoreboard::QueryPlayerTeam(const AString & a_Name)
+{
+	cCSLock Lock(m_CSTeams);
+
+	for (cTeamMap::iterator it = m_Teams.begin(); it != m_Teams.end(); ++it)
+	{
+		if (it->second.HasPlayer(a_Name))
+		{
+			return &it->second;
+		}
+	}
+
+	return NULL;
+}
+
+
+
+
+
+void cScoreboard::SetDisplay(const AString & a_Objective, eDisplaySlot a_Slot)
+{
+	ASSERT(a_Slot < E_DISPLAY_SLOT_COUNT);
+
+	cObjective * Objective = GetObjective(a_Objective);
+
+	SetDisplay(Objective, a_Slot);
+}
+
+
+
+
+
+void cScoreboard::SetDisplay(cObjective * a_Objective, eDisplaySlot a_Slot)
+{
+	m_Display[a_Slot] = a_Objective;
+
+	ASSERT(m_World != NULL);
+	m_World->BroadcastDisplayObjective(a_Objective ? a_Objective->GetName() : "", a_Slot);
+}
+
+
+
+
+
+cObjective * cScoreboard::GetObjectiveIn(eDisplaySlot a_Slot)
+{
+	ASSERT(a_Slot < E_DISPLAY_SLOT_COUNT);
+
+	return m_Display[a_Slot];
+}
+
+
+
+
+
+void cScoreboard::ForEachObjectiveWith(cObjective::eType a_Type, cObjectiveCallback& a_Callback)
+{
+	cCSLock Lock(m_CSObjectives);
+
+	for (cObjectiveMap::iterator it = m_Objectives.begin(); it != m_Objectives.end(); ++it)
+	{
+		if (it->second.GetType() == a_Type)
+		{
+			// Call callback
+			if (a_Callback.Item(&it->second))
+			{
+				return;
+			}
+		}
+	}
+}
+
+
+
+
+
+void cScoreboard::SendTo(cClientHandle & a_Client)
+{
+	cCSLock Lock(m_CSObjectives);
+
+	for (cObjectiveMap::iterator it = m_Objectives.begin(); it != m_Objectives.end(); ++it)
+	{
+		it->second.SendTo(a_Client);
+	}
+
+	for (int i = 0; i < (int) E_DISPLAY_SLOT_COUNT; ++i)
+	{
+		// Avoid race conditions
+		cObjective * Objective = m_Display[i];
+
+		if (Objective)
+		{
+			a_Client.SendDisplayObjective(Objective->GetName(), (eDisplaySlot) i);
+		}
+	}
+}
+
+
+
+
+
+unsigned int cScoreboard::GetNumObjectives(void) const
+{
+	return m_Objectives.size();
+}
+
+
+
+
+
+unsigned int cScoreboard::GetNumTeams(void) const
+{
+	return m_Teams.size();
+}
+
+
+
+
+
diff --git a/src/Scoreboard.h b/src/Scoreboard.h
new file mode 100644
index 000000000..f64ba2bce
--- /dev/null
+++ b/src/Scoreboard.h
@@ -0,0 +1,276 @@
+
+// Scoreboard.h
+
+// Implementation of a scoreboard that keeps track of specified objectives
+
+
+
+
+
+#pragma once
+
+
+
+
+
+class cObjective;
+class cWorld;
+
+typedef cItemCallback<cObjective> cObjectiveCallback;
+
+
+
+
+
+// tolua_begin
+class cObjective
+{
+public:
+
+	typedef int Score;
+
+	enum eType
+	{
+		E_TYPE_DUMMY,
+
+		E_TYPE_DEATH_COUNT,
+		E_TYPE_PLAYER_KILL_COUNT,
+		E_TYPE_TOTAL_KILL_COUNT,
+		E_TYPE_HEALTH,
+
+		E_TYPE_ACHIEVEMENT,
+
+		E_TYPE_STAT,
+		E_TYPE_STAT_ITEM_CRAFT,
+		E_TYPE_STAT_ITEM_USE,
+		E_TYPE_STAT_ITEM_BREAK,
+
+		E_TYPE_STAT_BLOCK_MINE,
+		E_TYPE_STAT_ENTITY_KILL,
+		E_TYPE_STAT_ENTITY_KILLED_BY
+	};
+
+	// tolua_end
+
+	static AString TypeToString(eType a_Type);
+
+	static eType StringToType(const AString & a_Name);
+
+public:
+
+	cObjective(const AString & a_Name, const AString & a_DisplayName, eType a_Type, cWorld * a_World);
+
+	// tolua_begin
+
+	eType GetType(void) const { return m_Type; }
+
+	const AString & GetName(void)        const { return m_Name; }
+	const AString & GetDisplayName(void) const { return m_DisplayName; }
+
+	/// Resets the objective
+	void Reset(void);
+
+	/// Returns the score of the specified player
+	Score GetScore(const AString & a_Name) const;
+
+	/// Sets the score of the specified player
+	void SetScore(const AString & a_Name, Score a_Score);
+
+	/// Resets the score of the specified player
+	void ResetScore(const AString & a_Name);
+
+	/// Adds a_Delta and returns the new score
+	Score AddScore(const AString & a_Name, Score a_Delta);
+
+	/// Subtracts a_Delta and returns the new score
+	Score SubScore(const AString & a_Name, Score a_Delta);
+
+	void SetDisplayName(const AString & a_Name);
+
+	// tolua_end
+
+	/// Send this objective to the specified client
+	void SendTo(cClientHandle & a_Client);
+
+private:
+
+	typedef std::pair<AString, Score> cTrackedPlayer;
+
+	typedef std::map<AString, Score> cScoreMap;
+
+	cScoreMap m_Scores;
+
+	AString m_DisplayName;
+	AString m_Name;
+
+	eType m_Type;
+
+	cWorld * m_World;
+
+	friend class cScoreboardSerializer;
+
+};
+
+
+
+
+
+// tolua_begin
+class cTeam
+{
+public:
+
+	// tolua_end
+
+	cTeam(
+		const AString & a_Name, const AString & a_DisplayName,
+		const AString & a_Prefix, const AString & a_Suffix
+	);
+
+	/// Adds a new player to the team
+	bool AddPlayer(const AString & a_Name);
+
+	/// Removes a player from the team
+	bool RemovePlayer(const AString & a_Name);
+
+	/// Returns whether the specified player is in this team
+	bool HasPlayer(const AString & a_Name) const;
+
+	/// Removes all registered players
+	void Reset(void);
+
+	// tolua_begin
+
+	/// Returns the number of registered players
+	unsigned int GetNumPlayers(void) const;
+
+	bool AllowsFriendlyFire(void)      const { return m_AllowsFriendlyFire; }
+	bool CanSeeFriendlyInvisible(void) const { return m_CanSeeFriendlyInvisible; }
+
+	const AString & GetDisplayName(void) const { return m_DisplayName; }
+	const AString & GetName(void)        const { return m_DisplayName; }
+
+	const AString & GetPrefix(void) const { return m_Prefix; }
+	const AString & GetSuffix(void) const { return m_Suffix; }
+
+	void SetFriendlyFire(bool a_Flag)            { m_AllowsFriendlyFire      = a_Flag; }
+	void SetCanSeeFriendlyInvisible(bool a_Flag) { m_CanSeeFriendlyInvisible = a_Flag; }
+
+	void SetDisplayName(const AString & a_Name);
+
+	void SetPrefix(const AString & a_Prefix) { m_Prefix = a_Prefix; }
+	void SetSuffix(const AString & a_Suffix) { m_Suffix = a_Suffix; }
+
+	// tolua_end
+
+private:
+
+	typedef std::set<AString> cPlayerNameSet;
+
+	bool m_AllowsFriendlyFire;
+	bool m_CanSeeFriendlyInvisible;
+
+	AString m_DisplayName;
+	AString m_Name;
+
+	AString m_Prefix;
+	AString m_Suffix;
+
+	cPlayerNameSet m_Players;
+
+	friend class cScoreboardSerializer;
+
+};
+
+
+
+
+
+// tolua_begin
+class cScoreboard
+{
+public:
+
+	enum eDisplaySlot
+	{
+		E_DISPLAY_SLOT_LIST = 0,
+		E_DISPLAY_SLOT_SIDEBAR,
+		E_DISPLAY_SLOT_NAME,
+
+		E_DISPLAY_SLOT_COUNT
+	};
+
+	// tolua_end
+
+
+public:
+
+	cScoreboard(cWorld * a_World);
+
+	// tolua_begin
+
+	/// Registers a new scoreboard objective, returns the cObjective instance, NULL on name collision
+	cObjective * RegisterObjective(const AString & a_Name, const AString & a_DisplayName, cObjective::eType a_Type);
+
+	/// Removes a registered objective, returns true if operation was successful
+	bool RemoveObjective(const AString & a_Name);
+
+	/// Retrieves the objective with the specified name, NULL if not found
+	cObjective * GetObjective(const AString & a_Name);
+
+	/// Registers a new team, returns the cTeam instance, NULL on name collision
+	cTeam * RegisterTeam(const AString & a_Name, const AString & a_DisplayName, const AString & a_Prefix, const AString & a_Suffix);
+
+	/// Removes a registered team, returns true if operation was successful
+	bool RemoveTeam(const AString & a_Name);
+
+	/// Retrieves the team with the specified name, NULL if not found
+	cTeam * GetTeam(const AString & a_Name);
+
+	cTeam * QueryPlayerTeam(const AString & a_Name); // WARNING: O(n logn)
+
+	void SetDisplay(const AString & a_Objective, eDisplaySlot a_Slot);
+
+	void SetDisplay(cObjective * a_Objective, eDisplaySlot a_Slot);
+
+	cObjective * GetObjectiveIn(eDisplaySlot a_Slot);
+
+	/// Execute callback for each objective with the specified type
+	void ForEachObjectiveWith(cObjective::eType a_Type, cObjectiveCallback& a_Callback);
+
+	unsigned int GetNumObjectives(void) const;
+
+	unsigned int GetNumTeams(void) const;
+
+	// tolua_end
+
+	/// Send this scoreboard to the specified client
+	void SendTo(cClientHandle & a_Client);
+
+
+private:
+
+	typedef std::pair<AString, cObjective> cNamedObjective;
+	typedef std::pair<AString, cTeam>      cNamedTeam;
+
+	typedef std::map<AString, cObjective> cObjectiveMap;
+	typedef std::map<AString, cTeam>      cTeamMap;
+
+	// TODO 2014-01-19 xdot: Potential optimization - Sort objectives based on type
+	cCriticalSection m_CSObjectives;
+	cObjectiveMap m_Objectives;
+
+	cCriticalSection m_CSTeams;
+	cTeamMap m_Teams;
+
+	cWorld * m_World;
+
+	cObjective* m_Display[E_DISPLAY_SLOT_COUNT];
+
+	friend class cScoreboardSerializer;
+
+} ;
+
+
+
+
diff --git a/src/Server.cpp b/src/Server.cpp
index 4d551e164..34ee066cb 100644
--- a/src/Server.cpp
+++ b/src/Server.cpp
@@ -492,7 +492,7 @@ void cServer::ExecuteConsoleCommand(const AString & a_Cmd, cCommandOutputCallbac
 		}
 	}
 	#endif
-	
+
 	if (cPluginManager::Get()->ExecuteConsoleCommand(split, a_Output))
 	{
 		a_Output.Finished();
diff --git a/src/World.cpp b/src/World.cpp
index 5e9f4a38a..49d42f08e 100644
--- a/src/World.cpp
+++ b/src/World.cpp
@@ -12,6 +12,7 @@
 #include "ChunkMap.h"
 #include "Generating/ChunkDesc.h"
 #include "OSSupport/Timer.h"
+#include "WorldStorage/ScoreboardSerializer.h"
 
 // Entities (except mobs):
 #include "Entities/ExpOrb.h"
@@ -242,11 +243,16 @@ cWorld::cWorld(const AString & a_WorldName) :
 	m_Weather(eWeather_Sunny),
 	m_WeatherInterval(24000),  // Guaranteed 1 day of sunshine at server start :)
 	m_GeneratorCallbacks(*this),
-	m_TickThread(*this)
+	m_TickThread(*this),
+	m_Scoreboard(this)
 {
 	LOGD("cWorld::cWorld(\"%s\")", a_WorldName.c_str());
 
 	cFile::CreateFolder(FILE_IO_PREFIX + m_WorldName);
+
+	// Load the scoreboard
+	cScoreboardSerializer Serializer(m_WorldName, &m_Scoreboard);
+	Serializer.Load();
 }
 
 
@@ -266,6 +272,10 @@ cWorld::~cWorld()
 	
 	m_Storage.WaitForFinish();
 
+	// Unload the scoreboard
+	cScoreboardSerializer Serializer(m_WorldName, &m_Scoreboard);
+	Serializer.Save();
+
 	delete m_ChunkMap;
 }
 
@@ -1981,6 +1991,60 @@ void cWorld::BroadcastRemoveEntityEffect(const cEntity & a_Entity, int a_EffectI
 
 
 
+void cWorld::BroadcastScoreboardObjective(const AString & a_Name, const AString & a_DisplayName, Byte a_Mode)
+{
+	cCSLock Lock(m_CSPlayers);
+	for (cPlayerList::iterator itr = m_Players.begin(); itr != m_Players.end(); ++itr)
+	{
+		cClientHandle * ch = (*itr)->GetClientHandle();
+		if ((ch == NULL) || !ch->IsLoggedIn() || ch->IsDestroyed())
+		{
+			continue;
+		}
+		ch->SendScoreboardObjective(a_Name, a_DisplayName, a_Mode);
+	}
+}
+
+
+
+
+
+void cWorld::BroadcastScoreUpdate(const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode)
+{
+	cCSLock Lock(m_CSPlayers);
+	for (cPlayerList::iterator itr = m_Players.begin(); itr != m_Players.end(); ++itr)
+	{
+		cClientHandle * ch = (*itr)->GetClientHandle();
+		if ((ch == NULL) || !ch->IsLoggedIn() || ch->IsDestroyed())
+		{
+			continue;
+		}
+		ch->SendScoreUpdate(a_Objective, a_Player, a_Score, a_Mode);
+	}
+}
+
+
+
+
+
+void cWorld::BroadcastDisplayObjective(const AString & a_Objective, cScoreboard::eDisplaySlot a_Display)
+{
+	cCSLock Lock(m_CSPlayers);
+	for (cPlayerList::iterator itr = m_Players.begin(); itr != m_Players.end(); ++itr)
+	{
+		cClientHandle * ch = (*itr)->GetClientHandle();
+		if ((ch == NULL) || !ch->IsLoggedIn() || ch->IsDestroyed())
+		{
+			continue;
+		}
+		ch->SendDisplayObjective(a_Objective, a_Display);
+	}
+}
+
+
+
+
+
 void cWorld::BroadcastSoundEffect(const AString & a_SoundName, int a_SrcX, int a_SrcY, int a_SrcZ, float a_Volume, float a_Pitch, const cClientHandle * a_Exclude)
 {
 	m_ChunkMap->BroadcastSoundEffect(a_SoundName, a_SrcX, a_SrcY, a_SrcZ, a_Volume, a_Pitch, a_Exclude);
diff --git a/src/World.h b/src/World.h
index 930d9d421..2d6baa99f 100644
--- a/src/World.h
+++ b/src/World.h
@@ -22,6 +22,7 @@
 #include "Item.h"
 #include "Mobs/Monster.h"
 #include "Entities/ProjectileEntity.h"
+#include "Scoreboard.h"
 
 
 
@@ -169,6 +170,9 @@ public:
 	void BroadcastParticleEffect     (const AString & a_ParticleName, float a_SrcX, float a_SrcY, float a_SrcZ, float a_OffsetX, float a_OffsetY, float a_OffsetZ, float a_ParticleData, int a_ParticleAmmount, cClientHandle * a_Exclude = NULL);
 	void BroadcastPlayerListItem     (const cPlayer & a_Player, bool a_IsOnline, const cClientHandle * a_Exclude = NULL);
 	void BroadcastRemoveEntityEffect (const cEntity & a_Entity, int a_EffectID, const cClientHandle * a_Exclude = NULL);
+	void BroadcastScoreboardObjective(const AString & a_Name, const AString & a_DisplayName, Byte a_Mode);
+	void BroadcastScoreUpdate        (const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode);
+	void BroadcastDisplayObjective   (const AString & a_Objective, cScoreboard::eDisplaySlot a_Display);
 	void BroadcastSoundEffect        (const AString & a_SoundName, int a_SrcX, int a_SrcY, int a_SrcZ, float a_Volume, float a_Pitch, const cClientHandle * a_Exclude = NULL);   // tolua_export a_Src coords are Block * 8
 	void BroadcastSoundParticleEffect(int a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data, const cClientHandle * a_Exclude = NULL); // tolua_export
 	void BroadcastSpawnEntity        (cEntity & a_Entity, const cClientHandle * a_Exclude = NULL);
@@ -504,6 +508,9 @@ public:
 	
 	/** Returns the name of the world.ini file used by this world */
 	const AString & GetIniFileName(void) const {return m_IniFileName; }
+
+	/// Returns the associated scoreboard instance
+	cScoreboard & GetScoreBoard(void) { return m_Scoreboard; }
 	
 	// tolua_end
 
@@ -772,6 +779,8 @@ private:
 	sSetBlockList    m_FastSetBlockQueue;
 
 	cChunkGenerator  m_Generator;
+
+	cScoreboard      m_Scoreboard;
 	
 	/** The callbacks that the ChunkGenerator uses to store new chunks and interface to plugins */
 	cChunkGeneratorCallbacks m_GeneratorCallbacks;
diff --git a/src/WorldStorage/ScoreboardSerializer.cpp b/src/WorldStorage/ScoreboardSerializer.cpp
new file mode 100644
index 000000000..dabc5e2e1
--- /dev/null
+++ b/src/WorldStorage/ScoreboardSerializer.cpp
@@ -0,0 +1,389 @@
+
+// ScoreboardSerializer.cpp
+
+
+#include "Globals.h"
+#include "ScoreboardSerializer.h"
+#include "../StringCompression.h"
+#include "zlib/zlib.h"
+#include "FastNBT.h"
+
+#include "../Scoreboard.h"
+
+
+
+
+#define SCOREBOARD_INFLATE_MAX 16 KiB
+
+
+
+
+
+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)
+{
+	cFile File;
+
+	if (!File.Open(FILE_IO_PREFIX + m_Path, cFile::fmReadWrite))
+	{
+		return false;
+	}
+
+	AString Data;
+
+	File.ReadRestOfFile(Data);
+
+	File.Close();
+
+	char Uncompressed[SCOREBOARD_INFLATE_MAX];
+	z_stream strm;
+	strm.zalloc = (alloc_func)NULL;
+	strm.zfree = (free_func)NULL;
+	strm.opaque = NULL;
+	inflateInit(&strm);
+	strm.next_out  = (Bytef *)Uncompressed;
+	strm.avail_out = sizeof(Uncompressed);
+	strm.next_in   = (Bytef *)Data.data();
+	strm.avail_in  = Data.size();
+	int res = inflate(&strm, Z_FINISH);
+	inflateEnd(&strm);
+	if (res != Z_STREAM_END)
+	{
+		return false;
+	}
+
+	// Parse the NBT data:
+	cParsedNBT NBT(Uncompressed, strm.total_out);
+	if (!NBT.IsValid())
+	{
+		// NBT Parsing failed
+		return false;
+	}
+
+	return LoadScoreboardFromNBT(NBT);
+}
+
+
+
+
+
+bool cScoreboardSerializer::Save(void)
+{
+	cFastNBTWriter Writer;
+
+	Writer.BeginCompound("");
+	m_ScoreBoard->RegisterObjective("test","test",cObjective::E_TYPE_DUMMY)->AddScore("dot", 2);
+	SaveScoreboardToNBT(Writer);
+
+	Writer.EndCompound();
+	Writer.Finish();
+	
+	#ifdef _DEBUG
+	cParsedNBT TestParse(Writer.GetResult().data(), Writer.GetResult().size());
+	ASSERT(TestParse.IsValid());
+	#endif  // _DEBUG
+
+	gzFile gz = gzopen((FILE_IO_PREFIX + m_Path).c_str(), "wb");
+	if (gz != NULL)
+	{
+		gzwrite(gz, Writer.GetResult().data(), Writer.GetResult().size());
+	}
+	gzclose(gz);
+
+	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();
+
+	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();
+
+	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();
+	a_Writer.EndCompound();
+
+	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();
+}
+
+
+
+
+
+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);
+		}
+
+		CurrLine = a_NBT.FindChildByName(Child, "SeeFriendlyInvisibles");
+		if (CurrLine >= 0)
+		{
+			CanSeeFriendlyInvisible = a_NBT.GetInt(CurrLine);
+		}
+
+		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(0, "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..8be6372e2 100644
--- a/src/WorldStorage/WSSAnvil.cpp
+++ b/src/WorldStorage/WSSAnvil.cpp
@@ -1936,7 +1936,7 @@ bool cWSSAnvil::LoadEntityBaseFromNBT(cEntity & a_Entity, const cParsedNBT & a_N
 		return false;
 	}
 	a_Entity.SetYaw(Rotation[0]);
-	a_Entity.SetRoll    (Rotation[1]);
+	a_Entity.SetRoll(Rotation[1]);
 	
 	return true;
 }