23 files changed, 1066 insertions, 515 deletions

diff --git a/src/Entities/ArrowEntity.cpp b/src/Entities/ArrowEntity.cpp
index 913519c4c..c265c5043 100644
--- a/src/Entities/ArrowEntity.cpp
+++ b/src/Entities/ArrowEntity.cpp
@@ -3,7 +3,6 @@
 #include "Player.h"
 #include "ArrowEntity.h"
 #include "../Chunk.h"
-#include "FastRandom.h"
 
 
 
@@ -90,6 +89,13 @@ void cArrowEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFa
 	
 	// Broadcast arrow hit sound
 	m_World->BroadcastSoundEffect("random.bowhit", (double)X, (double)Y, (double)Z, 0.5f, (float)(0.75 + ((float)((GetUniqueID() * 23) % 32)) / 64));
+
+	if ((m_World->GetBlock(Hit) == E_BLOCK_TNT) && IsOnFire())
+	{
+		m_World->SetBlock(X, Y, Z, E_BLOCK_AIR, 0);
+		m_World->SpawnPrimedTNT(X, Y, Z);
+	}
+
 }
 
 
@@ -103,8 +109,36 @@ void cArrowEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
 	{
 		Damage += m_World->GetTickRandomNumber(Damage / 2 + 2);
 	}
-	a_EntityHit.TakeDamage(dtRangedAttack, this, Damage, 1);
+
+	int PowerLevel = m_CreatorData.m_Enchantments.GetLevel(cEnchantments::enchPower);
+	if (PowerLevel > 0)
+	{
+		int ExtraDamage = (int)ceil(0.25 * (PowerLevel + 1));
+		Damage += ExtraDamage;
+	}
+
+	int KnockbackAmount = 1;
+	int PunchLevel = m_CreatorData.m_Enchantments.GetLevel(cEnchantments::enchPunch);
+	if (PunchLevel > 0)
+	{
+		Vector3d LookVector = GetLookVector();
+		Vector3f FinalSpeed = Vector3f(0, 0, 0);
+		switch (PunchLevel)
+		{
+			case 1: FinalSpeed = LookVector * Vector3d(5, 0.3, 5); break;
+			case 2: FinalSpeed = LookVector * Vector3d(8, 0.3, 8); break;
+			default: break;
+		}
+		a_EntityHit.SetSpeed(FinalSpeed);
+	}
+
+	a_EntityHit.TakeDamage(dtRangedAttack, this, Damage, KnockbackAmount);
 	
+	if (IsOnFire() && !a_EntityHit.IsSubmerged() && !a_EntityHit.IsSwimming())
+	{
+		a_EntityHit.StartBurning(100);
+	}
+
 	// Broadcast successful hit sound
 	GetWorld()->BroadcastSoundEffect("random.successful_hit", GetPosX(), GetPosY(), GetPosZ(), 0.5, (float)(0.75 + ((float)((GetUniqueID() * 23) % 32)) / 64));
 	
diff --git a/src/Entities/ArrowEntity.h b/src/Entities/ArrowEntity.h
index 4bfcb1f6d..a1e7a17e7 100644
--- a/src/Entities/ArrowEntity.h
+++ b/src/Entities/ArrowEntity.h
@@ -10,6 +10,7 @@
 
 
 
+
 // tolua_begin
 
 class cArrowEntity :
@@ -46,7 +47,7 @@ public:
 	
 	/// Returns the damage modifier coeff.
 	double GetDamageCoeff(void) const { return m_DamageCoeff; }
-	
+
 	/// Sets the damage modifier coeff
 	void SetDamageCoeff(double a_DamageCoeff) { m_DamageCoeff = a_DamageCoeff; }
 	
@@ -89,7 +90,7 @@ protected:
 	
 	/// If true, the arrow is in the process of being collected - don't go to anyone else
 	bool m_bIsCollected;
-	
+
 	/// Stores the block position that arrow is lodged into, sets m_IsInGround to false if it becomes air
 	Vector3i m_HitBlockPos;
 	
diff --git a/src/Entities/Boat.cpp b/src/Entities/Boat.cpp
index 8ff8866a1..328a70846 100644
--- a/src/Entities/Boat.cpp
+++ b/src/Entities/Boat.cpp
@@ -62,6 +62,8 @@ bool cBoat::DoTakeDamage(TakeDamageInfo & TDI)
 
 void cBoat::OnRightClicked(cPlayer & a_Player)
 {
+	super::OnRightClicked(a_Player);
+
 	if (m_Attachee != NULL)
 	{
 		if (m_Attachee->GetUniqueID() == a_Player.GetUniqueID())
diff --git a/src/Entities/EnderCrystal.cpp b/src/Entities/EnderCrystal.cpp
index bf86a6c42..30df2c110 100644
--- a/src/Entities/EnderCrystal.cpp
+++ b/src/Entities/EnderCrystal.cpp
@@ -3,8 +3,8 @@
 
 #include "EnderCrystal.h"
 #include "ClientHandle.h"
-#include "Player.h"
 #include "../Chunk.h"
+#include "../World.h"
 
 
 
@@ -32,9 +32,6 @@ void cEnderCrystal::SpawnOn(cClientHandle & a_ClientHandle)
 void cEnderCrystal::Tick(float a_Dt, cChunk & a_Chunk)
 {
 	UNUSED(a_Dt);
-
-	a_Chunk.SetBlock(POSX_TOINT, POSY_TOINT, POSZ_TOINT, E_BLOCK_FIRE, 0);
-
 	// No further processing (physics e.t.c.) is needed
 }
 
@@ -49,6 +46,9 @@ void cEnderCrystal::KilledBy(TakeDamageInfo & a_TDI)
 	m_World->DoExplosionAt(6.0, GetPosX(), GetPosY(), GetPosZ(), true, esEnderCrystal, this);
 
 	Destroy();
+	
+	m_World->SetBlock(POSX_TOINT, POSY_TOINT,     POSZ_TOINT, E_BLOCK_BEDROCK, 0);
+	m_World->SetBlock(POSX_TOINT, POSY_TOINT + 1, POSZ_TOINT, E_BLOCK_FIRE,    0);
 }
 
 
diff --git a/src/Entities/Entity.cpp b/src/Entities/Entity.cpp
index da578013d..da85dec50 100644
--- a/src/Entities/Entity.cpp
+++ b/src/Entities/Entity.cpp
@@ -3,7 +3,6 @@
 
 #include "Entity.h"
 #include "../World.h"
-#include "../Server.h"
 #include "../Root.h"
 #include "../Matrix4.h"
 #include "../ClientHandle.h"
@@ -13,6 +12,7 @@
 #include "../Tracer.h"
 #include "Player.h"
 #include "Items/ItemHandler.h"
+#include "../FastRandom.h"
 
 
 
@@ -134,7 +134,7 @@ const char * cEntity::GetParentClass(void) const
 
 bool cEntity::Initialize(cWorld & a_World)
 {
-	if (cPluginManager::Get()->CallHookSpawningEntity(a_World, *this))
+	if (cPluginManager::Get()->CallHookSpawningEntity(a_World, *this) && !IsPlayer())
 	{
 		return false;
 	}
@@ -244,9 +244,9 @@ void cEntity::TakeDamage(eDamageType a_DamageType, cEntity * a_Attacker, int a_R
 	Vector3d Heading(0, 0, 0);
 	if (a_Attacker != NULL)
 	{
-		Heading = a_Attacker->GetLookVector() * (a_Attacker->IsSprinting() ? 10 : 8);
+		Heading = a_Attacker->GetLookVector() * (a_Attacker->IsSprinting() ? 16 : 11);
+		Heading.y = 1.6;
 	}
-	Heading.y = 2;
 
 	TDI.Knockback = Heading * a_KnockbackAmount;
 	DoTakeDamage(TDI);
@@ -259,7 +259,7 @@ void cEntity::TakeDamage(eDamageType a_DamageType, cEntity * a_Attacker, int a_R
 void cEntity::SetYawFromSpeed(void)
 {
 	const double EPS = 0.0000001;
-	if ((abs(m_Speed.x) < EPS) && (abs(m_Speed.z) < EPS))
+	if ((std::abs(m_Speed.x) < EPS) && (std::abs(m_Speed.z) < EPS))
 	{
 		// atan2() may overflow or is undefined, pick any number
 		SetYaw(0);
@@ -276,7 +276,7 @@ void cEntity::SetPitchFromSpeed(void)
 {
 	const double EPS = 0.0000001;
 	double xz = sqrt(m_Speed.x * m_Speed.x + m_Speed.z * m_Speed.z);  // Speed XZ-plane component
-	if ((abs(xz) < EPS) && (abs(m_Speed.y) < EPS))
+	if ((std::abs(xz) < EPS) && (std::abs(m_Speed.y) < EPS))
 	{
 		// atan2() may overflow or is undefined, pick any number
 		SetPitch(0);
@@ -316,6 +316,106 @@ bool cEntity::DoTakeDamage(TakeDamageInfo & a_TDI)
 
 		// IsOnGround() only is false if the player is moving downwards
 		// TODO: Better damage increase, and check for enchantments (and use magic critical instead of plain)
+		const cEnchantments & Enchantments = Player->GetEquippedItem().m_Enchantments;
+		
+		int SharpnessLevel = Enchantments.GetLevel(cEnchantments::enchSharpness);
+		int SmiteLevel = Enchantments.GetLevel(cEnchantments::enchSmite);
+		int BaneOfArthropodsLevel = Enchantments.GetLevel(cEnchantments::enchBaneOfArthropods);
+
+		if (SharpnessLevel > 0)
+		{
+			a_TDI.FinalDamage += (int)ceil(1.25 * SharpnessLevel);
+		}
+		else if (SmiteLevel > 0)
+		{
+			if (IsMob())
+			{
+				cMonster * Monster = (cMonster *)this;
+				switch (Monster->GetMobType())
+				{
+					case mtSkeleton:
+					case mtZombie:
+					case mtWither:
+					case mtZombiePigman:
+					{
+						a_TDI.FinalDamage += (int)ceil(2.5 * SmiteLevel);
+						break;
+					}
+					default: break;
+				}
+			}
+		}
+		else if (BaneOfArthropodsLevel > 0)
+		{
+			if (IsMob())
+			{
+				cMonster * Monster = (cMonster *)this;
+				switch (Monster->GetMobType())
+				{
+					case mtSpider:
+					case mtCaveSpider:
+					case mtSilverfish:
+					{
+						a_TDI.RawDamage += (int)ceil(2.5 * BaneOfArthropodsLevel);
+						// TODO: Add slowness effect
+						
+						break;
+					};
+					default: break;
+				}
+			}
+		}
+
+		int FireAspectLevel = Enchantments.GetLevel(cEnchantments::enchFireAspect);
+		if (FireAspectLevel > 0)
+		{
+			int BurnTicks = 3;
+
+			if (FireAspectLevel > 1)
+			{
+				BurnTicks += 4 * (FireAspectLevel - 1);
+			}
+			if (!IsMob() && !IsSubmerged() && !IsSwimming())
+			{
+				StartBurning(BurnTicks * 20);
+			}
+			else if (IsMob() && !IsSubmerged() && !IsSwimming())
+			{
+				cMonster * Monster = (cMonster *)this;
+				switch (Monster->GetMobType())
+				{
+					case mtGhast:
+					case mtZombiePigman:
+					case mtMagmaCube:
+					{
+						break;
+					};
+					default: StartBurning(BurnTicks * 20);
+				}
+			}
+		}
+
+		int ThornsLevel = 0;
+		const cItem ArmorItems[] = { GetEquippedHelmet(), GetEquippedChestplate(), GetEquippedLeggings(), GetEquippedBoots() };
+		for (size_t i = 0; i < ARRAYCOUNT(ArmorItems); i++)
+		{
+			const cItem & Item = ArmorItems[i];
+			ThornsLevel = std::max(ThornsLevel, Item.m_Enchantments.GetLevel(cEnchantments::enchThorns));
+		}
+		
+		if (ThornsLevel > 0)
+		{
+			int Chance = ThornsLevel * 15;
+
+			cFastRandom Random;
+			int RandomValue = Random.GenerateRandomInteger(0, 100);
+
+			if (RandomValue <= Chance)
+			{
+				a_TDI.Attacker->TakeDamage(dtAttack, this, 0, Random.GenerateRandomInteger(1, 4), 0);
+			}
+		}
+	
 		if (!Player->IsOnGround())
 		{
 			if ((a_TDI.DamageType == dtAttack) || (a_TDI.DamageType == dtArrowAttack))
@@ -328,13 +428,123 @@ bool cEntity::DoTakeDamage(TakeDamageInfo & a_TDI)
 		Player->GetStatManager().AddValue(statDamageDealt, (StatValue)floor(a_TDI.FinalDamage * 10 + 0.5));
 	}
 
+	if (IsPlayer())
+	{
+		double TotalEPF = 0.0;
+		double EPFProtection = 0.00;
+		double EPFFireProtection = 0.00;
+		double EPFBlastProtection = 0.00;
+		double EPFProjectileProtection = 0.00;
+		double EPFFeatherFalling = 0.00;
+
+		const cItem ArmorItems[] = { GetEquippedHelmet(), GetEquippedChestplate(), GetEquippedLeggings(), GetEquippedBoots() };
+		for (size_t i = 0; i < ARRAYCOUNT(ArmorItems); i++)
+		{
+			const cItem & Item = ArmorItems[i];
+			int Level = Item.m_Enchantments.GetLevel(cEnchantments::enchProtection);
+			if (Level > 0)
+			{
+				EPFProtection += (6 + Level * Level) * 0.75 / 3;
+			}
+
+			Level = Item.m_Enchantments.GetLevel(cEnchantments::enchFireProtection);
+			if (Level > 0)
+			{
+				EPFFireProtection += (6 + Level * Level) * 1.25 / 3;
+			}
+
+			Level = Item.m_Enchantments.GetLevel(cEnchantments::enchFeatherFalling);
+			if (Level > 0)
+			{
+				EPFFeatherFalling += (6 + Level * Level) * 2.5 / 3;
+			}
+
+			Level = Item.m_Enchantments.GetLevel(cEnchantments::enchBlastProtection);
+			if (Level > 0)
+			{
+				EPFBlastProtection += (6 + Level * Level) * 1.5 / 3;
+			}
+
+			Level = Item.m_Enchantments.GetLevel(cEnchantments::enchProjectileProtection);
+			if (Level > 0)
+			{
+				EPFProjectileProtection += (6 + Level * Level) * 1.5 / 3;
+			}
+
+		}
+
+		TotalEPF = EPFProtection + EPFFireProtection + EPFFeatherFalling + EPFBlastProtection + EPFProjectileProtection;
+		
+		EPFProtection = EPFProtection / TotalEPF;
+		EPFFireProtection = EPFFireProtection / TotalEPF;
+		EPFFeatherFalling = EPFFeatherFalling / TotalEPF;
+		EPFBlastProtection = EPFBlastProtection / TotalEPF;
+		EPFProjectileProtection = EPFProjectileProtection / TotalEPF;
+	
+		if (TotalEPF > 25)
+		{
+			TotalEPF = 25;
+		}
+
+		cFastRandom Random;
+		float RandomValue = Random.GenerateRandomInteger(50, 100) * 0.01f;
+
+		TotalEPF = ceil(TotalEPF * RandomValue);
+
+		if (TotalEPF > 20)
+		{
+			TotalEPF = 20;
+		}
+
+		EPFProtection = TotalEPF * EPFProtection;
+		EPFFireProtection = TotalEPF * EPFFireProtection;
+		EPFFeatherFalling = TotalEPF * EPFFeatherFalling;
+		EPFBlastProtection = TotalEPF * EPFBlastProtection;
+		EPFProjectileProtection = TotalEPF * EPFProjectileProtection;
+		
+		int RemovedDamage = 0;
+
+		if ((a_TDI.DamageType != dtInVoid) && (a_TDI.DamageType != dtAdmin))
+		{
+			RemovedDamage += (int)ceil(EPFProtection * 0.04 * a_TDI.FinalDamage);
+		}
+
+		if ((a_TDI.DamageType == dtFalling) || (a_TDI.DamageType == dtFall) || (a_TDI.DamageType == dtEnderPearl))
+		{
+			RemovedDamage += (int)ceil(EPFFeatherFalling * 0.04 * a_TDI.FinalDamage);
+		}
+		
+		if (a_TDI.DamageType == dtBurning)
+		{
+			RemovedDamage += (int)ceil(EPFFireProtection * 0.04 * a_TDI.FinalDamage);
+		}
+
+		if (a_TDI.DamageType == dtExplosion)
+		{
+			RemovedDamage += (int)ceil(EPFBlastProtection * 0.04 * a_TDI.FinalDamage);
+		}
+
+		if (a_TDI.DamageType == dtProjectile)
+		{
+			RemovedDamage += (int)ceil(EPFBlastProtection * 0.04 * a_TDI.FinalDamage);
+		}
+
+		if (a_TDI.FinalDamage < RemovedDamage)
+		{
+			RemovedDamage = 0;
+		}
+
+		a_TDI.FinalDamage -= RemovedDamage;
+	}
+
 	m_Health -= (short)a_TDI.FinalDamage;
 	
 	// TODO: Apply damage to armor
 	
 	m_Health = std::max(m_Health, 0);
 
-	if ((IsMob() || IsPlayer()) && (a_TDI.Attacker != NULL))  // Knockback for only players and mobs
+	// Add knockback:
+	if ((IsMob() || IsPlayer()) && (a_TDI.Attacker != NULL))
 	{
 		int KnockbackLevel = a_TDI.Attacker->GetEquippedWeapon().m_Enchantments.GetLevel(cEnchantments::enchKnockback);  // More common enchantment
 		if (KnockbackLevel < 1)
@@ -543,10 +753,7 @@ void cEntity::KilledBy(TakeDamageInfo & a_TDI)
 void cEntity::Heal(int a_HitPoints)
 {
 	m_Health += a_HitPoints;
-	if (m_Health > m_MaxHealth)
-	{
-		m_Health = m_MaxHealth;
-	}
+	m_Health = std::min(m_Health, m_MaxHealth);
 }
 
 
@@ -555,7 +762,7 @@ void cEntity::Heal(int a_HitPoints)
 
 void cEntity::SetHealth(int a_Health)
 {
-	m_Health = std::max(0, std::min(m_MaxHealth, a_Health));
+	m_Health = Clamp(a_Health, 0, m_MaxHealth);
 }
 
 
@@ -720,12 +927,13 @@ void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk)
 		float fallspeed;
 		if (IsBlockWater(BlockIn))
 		{
-			fallspeed = m_Gravity * a_Dt / 3;  // Fall 3x slower in water.
+			fallspeed = m_Gravity * a_Dt / 3;  // Fall 3x slower in water
+			ApplyFriction(NextSpeed, 0.7, a_Dt);
 		}
 		else if (BlockIn == E_BLOCK_COBWEB)
 		{
 			NextSpeed.y *= 0.05;  // Reduce overall falling speed
-			fallspeed = 0;  // No falling.
+			fallspeed = 0;  // No falling
 		}
 		else
 		{
@@ -736,20 +944,7 @@ void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk)
 	}
 	else
 	{
-		// Friction
-		if (NextSpeed.SqrLength() > 0.0004f)
-		{
-			NextSpeed.x *= 0.7f / (1 + a_Dt);
-			if (fabs(NextSpeed.x) < 0.05)
-			{
-				NextSpeed.x = 0;
-			}
-			NextSpeed.z *= 0.7f / (1 + a_Dt);
-			if (fabs(NextSpeed.z) < 0.05)
-			{
-				NextSpeed.z = 0;
-			}
-		}
+		ApplyFriction(NextSpeed, 0.7, a_Dt);
 	}
 
 	// Adjust X and Z speed for COBWEB temporary. This speed modification should be handled inside block handlers since we
@@ -820,7 +1015,7 @@ void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk)
 				if (Tracer.HitNormal.y != 0.f) NextSpeed.y = 0.f;
 				if (Tracer.HitNormal.z != 0.f) NextSpeed.z = 0.f;
 
-				if (Tracer.HitNormal.y == 1)  // Hit BLOCK_FACE_YP, we are on the ground
+				if (Tracer.HitNormal.y == 1.f)  // Hit BLOCK_FACE_YP, we are on the ground
 				{
 					m_bOnGround = true;
 				}
@@ -855,6 +1050,27 @@ void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk)
 
 
 
+void cEntity::ApplyFriction(Vector3d & a_Speed, double a_SlowdownMultiplier, float a_Dt)
+{
+	if (a_Speed.SqrLength() > 0.0004f)
+	{
+		a_Speed.x *= a_SlowdownMultiplier / (1 + a_Dt);
+		if (fabs(a_Speed.x) < 0.05)
+		{
+			a_Speed.x = 0;
+		}
+		a_Speed.z *= a_SlowdownMultiplier / (1 + a_Dt);
+		if (fabs(a_Speed.z) < 0.05)
+		{
+			a_Speed.z = 0;
+		}
+	}
+}
+
+
+
+
+
 void cEntity::TickBurning(cChunk & a_Chunk)
 {
 	// Remember the current burning state:
@@ -1068,42 +1284,38 @@ bool cEntity::DetectPortal()
 				}
 				m_PortalCooldownData.m_TicksDelayed = 0;
 
-				switch (GetWorld()->GetDimension())
+				if (GetWorld()->GetDimension() == dimNether)
 				{
-					case dimNether:
+					if (GetWorld()->GetLinkedOverworldName().empty())
 					{
-						if (GetWorld()->GetLinkedOverworldName().empty())
-						{
-							return false;
-						}
+						return false;
+					}
 
-						m_PortalCooldownData.m_ShouldPreventTeleportation = true;  // Stop portals from working on respawn
+					m_PortalCooldownData.m_ShouldPreventTeleportation = true;  // Stop portals from working on respawn
 
-						if (IsPlayer())
-						{
-							((cPlayer *)this)->GetClientHandle()->SendRespawn(dimOverworld);  // Send a respawn packet before world is loaded/generated so the client isn't left in limbo
-						}
-						
-						return MoveToWorld(cRoot::Get()->CreateAndInitializeWorld(GetWorld()->GetLinkedOverworldName()), false);
+					if (IsPlayer())
+					{
+						((cPlayer *)this)->GetClientHandle()->SendRespawn(dimOverworld);  // Send a respawn packet before world is loaded/generated so the client isn't left in limbo
 					}
-					case dimOverworld:
+					
+					return MoveToWorld(cRoot::Get()->CreateAndInitializeWorld(GetWorld()->GetLinkedOverworldName()), false);
+				}
+				else
+				{
+					if (GetWorld()->GetNetherWorldName().empty())
 					{
-						if (GetWorld()->GetNetherWorldName().empty())
-						{
-							return false;
-						}
-
-						m_PortalCooldownData.m_ShouldPreventTeleportation = true;
-
-						if (IsPlayer())
-						{
-							((cPlayer *)this)->AwardAchievement(achEnterPortal);
-							((cPlayer *)this)->GetClientHandle()->SendRespawn(dimNether);
-						}
-						
-						return MoveToWorld(cRoot::Get()->CreateAndInitializeWorld(GetWorld()->GetNetherWorldName(), dimNether, GetWorld()->GetName()), false);
+						return false;
 					}
-					default: return false;
+
+					m_PortalCooldownData.m_ShouldPreventTeleportation = true;
+
+					if (IsPlayer())
+					{
+						((cPlayer *)this)->AwardAchievement(achEnterPortal);
+						((cPlayer *)this)->GetClientHandle()->SendRespawn(dimNether);
+					}
+					
+					return MoveToWorld(cRoot::Get()->CreateAndInitializeWorld(GetWorld()->GetNetherWorldName(), dimNether, GetWorld()->GetName()), false);
 				}
 			}
 			case E_BLOCK_END_PORTAL:
@@ -1113,45 +1325,43 @@ bool cEntity::DetectPortal()
 					return false;
 				}
 
-				switch (GetWorld()->GetDimension())
+				if (GetWorld()->GetDimension() == dimEnd)
 				{
-					case dimEnd:
+					
+					if (GetWorld()->GetLinkedOverworldName().empty())
 					{
-						if (GetWorld()->GetLinkedOverworldName().empty())
-						{
-							return false;
-						}
-
-						m_PortalCooldownData.m_ShouldPreventTeleportation = true;
+						return false;
+					}
 
-						if (IsPlayer())
-						{
-							cPlayer * Player = (cPlayer *)this;
-							Player->TeleportToCoords(Player->GetLastBedPos().x, Player->GetLastBedPos().y, Player->GetLastBedPos().z);
-							Player->GetClientHandle()->SendRespawn(dimOverworld);
-						}
+					m_PortalCooldownData.m_ShouldPreventTeleportation = true;
 
-						return MoveToWorld(cRoot::Get()->CreateAndInitializeWorld(GetWorld()->GetLinkedOverworldName()), false);
-					}
-					case dimOverworld:
+					if (IsPlayer())
 					{
-						if (GetWorld()->GetEndWorldName().empty())
-						{
-							return false;
-						}
+						cPlayer * Player = (cPlayer *)this;
+						Player->TeleportToCoords(Player->GetLastBedPos().x, Player->GetLastBedPos().y, Player->GetLastBedPos().z);
+						Player->GetClientHandle()->SendRespawn(dimOverworld);
+					}
 
-						m_PortalCooldownData.m_ShouldPreventTeleportation = true;
+					return MoveToWorld(cRoot::Get()->CreateAndInitializeWorld(GetWorld()->GetLinkedOverworldName()), false);
+				}
+				else
+				{
+					if (GetWorld()->GetEndWorldName().empty())
+					{
+						return false;
+					}
 
-						if (IsPlayer())
-						{
-							((cPlayer *)this)->AwardAchievement(achEnterTheEnd);
-							((cPlayer *)this)->GetClientHandle()->SendRespawn(dimEnd);
-						}
+					m_PortalCooldownData.m_ShouldPreventTeleportation = true;
 
-						return MoveToWorld(cRoot::Get()->CreateAndInitializeWorld(GetWorld()->GetEndWorldName(), dimEnd, GetWorld()->GetName()), false);
+					if (IsPlayer())
+					{
+						((cPlayer *)this)->AwardAchievement(achEnterTheEnd);
+						((cPlayer *)this)->GetClientHandle()->SendRespawn(dimEnd);
 					}
-					default: return false;
+
+					return MoveToWorld(cRoot::Get()->CreateAndInitializeWorld(GetWorld()->GetEndWorldName(), dimEnd, GetWorld()->GetName()), false);
 				}
+				
 			}
 			default: break;
 		}
@@ -1263,6 +1473,8 @@ void cEntity::HandleAir(void)
 	// See if the entity is /submerged/ water (block above is water)
 	// Get the type of block the entity is standing in:
 
+	int RespirationLevel = GetEquippedHelmet().m_Enchantments.GetLevel(cEnchantments::enchRespiration);
+
 	if (IsSubmerged())
 	{
 		if (!IsPlayer())  // Players control themselves
@@ -1270,10 +1482,15 @@ void cEntity::HandleAir(void)
 			SetSpeedY(1);  // Float in the water
 		}
 
-		// Either reduce air level or damage player
-		if (m_AirLevel < 1)
+		if (RespirationLevel > 0)
+		{
+			((cPawn *)this)->AddEntityEffect(cEntityEffect::effNightVision, 200, 5, 0);
+		}
+
+		if (m_AirLevel <= 0)
 		{
-			if (m_AirTickTimer < 1)
+			// Runs the air tick timer to check whether the player should be damaged
+			if (m_AirTickTimer <= 0)
 			{
 				// Damage player
 				TakeDamage(dtDrowning, NULL, 1, 1, 0);
@@ -1296,6 +1513,12 @@ void cEntity::HandleAir(void)
 		// Set the air back to maximum
 		m_AirLevel = MAX_AIR_LEVEL;
 		m_AirTickTimer = DROWNING_TICKS;
+
+		if (RespirationLevel > 0)
+		{
+			m_AirTickTimer = DROWNING_TICKS + (RespirationLevel * 15 * 20);
+		}
+
 	}
 }
 
@@ -1558,17 +1781,10 @@ void cEntity::SetHeight(double a_Height)
 
 void cEntity::SetMass(double a_Mass)
 {
-	if (a_Mass > 0)
-	{
-		m_Mass = a_Mass;
-	}
-	else
-	{
-		// Make sure that mass is not zero. 1g is the default because we
-		// have to choose a number. It's perfectly legal to have a mass
-		// less than 1g as long as is NOT equal or less than zero.
-		m_Mass = 0.001;
-	}
+	// Make sure that mass is not zero. 1g is the default because we
+	// have to choose a number. It's perfectly legal to have a mass
+	// less than 1g as long as is NOT equal or less than zero.
+	m_Mass = std::max(a_Mass, 0.001);
 }
 
 
@@ -1744,7 +1960,7 @@ void cEntity::SteerVehicle(float a_Forward, float a_Sideways)
 	{
 		return;
 	}
-	if ((a_Forward != 0) || (a_Sideways != 0))
+	if ((a_Forward != 0.f) || (a_Sideways != 0.f))
 	{
 		m_AttachedTo->HandleSpeedFromAttachee(a_Forward, a_Sideways);
 	}
diff --git a/src/Entities/Entity.h b/src/Entities/Entity.h
index e66194ca2..f0577aba2 100644
--- a/src/Entities/Entity.h
+++ b/src/Entities/Entity.h
@@ -27,9 +27,9 @@
 		return super::GetClass(); \
 	}
 
-#define POSX_TOINT (int)floor(GetPosX())
-#define POSY_TOINT (int)floor(GetPosY())
-#define POSZ_TOINT (int)floor(GetPosZ())
+#define POSX_TOINT FloorC(GetPosX())
+#define POSY_TOINT FloorC(GetPosY())
+#define POSZ_TOINT FloorC(GetPosZ())
 #define POS_TOINT  Vector3i(POSXTOINT, POSYTOINT, POSZTOINT)
 
 #define GET_AND_VERIFY_CURRENT_CHUNK(ChunkVarName, X, Z) cChunk * ChunkVarName = a_Chunk.GetNeighborChunk(X, Z); if ((ChunkVarName == NULL) || !ChunkVarName->IsValid()) { return; }
@@ -128,20 +128,20 @@ public:
 		esFireworkExploding      = 17,
 	} ;
 	
-	enum
-	{
-		FIRE_TICKS_PER_DAMAGE = 10,  ///< How many ticks to wait between damaging an entity when it stands in fire
-		FIRE_DAMAGE = 1,             ///< How much damage to deal when standing in fire
-		LAVA_TICKS_PER_DAMAGE = 10,  ///< How many ticks to wait between damaging an entity when it stands in lava
-		LAVA_DAMAGE = 5,             ///< How much damage to deal when standing in lava
-		BURN_TICKS_PER_DAMAGE = 20,  ///< How many ticks to wait between damaging an entity when it is burning
-		BURN_DAMAGE = 1,             ///< How much damage to deal when the entity is burning
-		BURN_TICKS = 200,            ///< How long to keep an entity burning after it has stood in lava / fire
-		MAX_AIR_LEVEL = 300,         ///< Maximum air an entity can have
-		DROWNING_TICKS = 20,         ///< Number of ticks per heart of damage
-		VOID_BOUNDARY = -46,         ///< At what position Y to begin applying void damage
-		FALL_DAMAGE_HEIGHT = 4       ///< At what position Y fall damage is applied
-	} ;
+	static const int FIRE_TICKS_PER_DAMAGE = 10;   ///< Ticks to wait between damaging an entity when it stands in fire
+	static const int FIRE_DAMAGE           = 1;    ///< Damage to deal when standing in fire
+	static const int LAVA_TICKS_PER_DAMAGE = 10;   ///< Ticks to wait between damaging an entity when it stands in lava
+	static const int LAVA_DAMAGE           = 5;    ///< Damage to deal when standing in lava
+	static const int BURN_TICKS_PER_DAMAGE = 20;   ///< Ticks to wait between damaging an entity when it is burning
+	static const int BURN_DAMAGE           = 1;    ///< Damage to deal when the entity is burning
+	
+	static const int BURN_TICKS            = 200;  ///< Ticks to keep an entity burning after it has stood in lava / fire
+	
+	static const int MAX_AIR_LEVEL         = 300;  ///< Maximum air an entity can have
+	static const int DROWNING_TICKS        = 20;   ///< Number of ticks per heart of damage
+	
+	static const int VOID_BOUNDARY         = -46;  ///< Y position to begin applying void damage
+	static const int FALL_DAMAGE_HEIGHT    = 4;    ///< Y difference after which fall damage is applied
 	
 	cEntity(eEntityType a_EntityType, double a_X, double a_Y, double a_Z, double a_Width, double a_Height);
 	virtual ~cEntity();
@@ -447,7 +447,7 @@ public:
 	// tolua_end
 	
 	/// Called when the specified player right-clicks this entity
-	virtual void OnRightClicked(cPlayer &) {}
+	virtual void OnRightClicked(cPlayer & a_Player) {}
 
 	/// Returns the list of drops for this pawn when it is killed. May check a_Killer for special handling (sword of looting etc.). Called from KilledBy().
 	virtual void GetDrops(cItems & a_Drops, cEntity * a_Killer = NULL)
@@ -535,6 +535,12 @@ protected:
 	
 	virtual void Destroyed(void) {}  // Called after the entity has been destroyed
 
+	/** Applies friction to an entity
+	@param a_Speed The speed vector to apply changes to
+	@param a_SlowdownMultiplier The factor to reduce the speed by
+	*/
+	static void ApplyFriction(Vector3d & a_Speed, double a_SlowdownMultiplier, float a_Dt);
+
 	/** Called in each tick to handle air-related processing i.e. drowning */
 	virtual void HandleAir(void);
 	
diff --git a/src/Entities/EntityEffect.cpp b/src/Entities/EntityEffect.cpp
index fdcbe822e..b1ddaa30e 100644
--- a/src/Entities/EntityEffect.cpp
+++ b/src/Entities/EntityEffect.cpp
@@ -34,14 +34,14 @@ cEntityEffect::eType cEntityEffect::GetPotionEffectType(short a_ItemDamage)
 		case 0x08: return cEntityEffect::effWeakness;
 		case 0x09: return cEntityEffect::effStrength;
 		case 0x0a: return cEntityEffect::effSlowness;
+		case 0x0b: return cEntityEffect::effJumpBoost;
 		case 0x0c: return cEntityEffect::effInstantDamage;
 		case 0x0d: return cEntityEffect::effWaterBreathing;
 		case 0x0e: return cEntityEffect::effInvisibility;
-			
+
 		// No effect potions
 		case 0x00:
 		case 0x07:
-		case 0x0b:  // Will be potion of leaping in 1.8
 		case 0x0f:
 		{
 			break;
@@ -96,6 +96,7 @@ int cEntityEffect::GetPotionEffectDuration(short a_ItemDamage)
 			base = 1800;
 			break;
 		}
+		default: break;
 	}
 	
 	// If potion is level II, half the duration. If not, stays the same
@@ -170,7 +171,7 @@ cEntityEffect::cEntityEffect(const cEntityEffect & a_OtherEffect):
 
 
 
-cEntityEffect & cEntityEffect::operator=(cEntityEffect a_OtherEffect)
+cEntityEffect & cEntityEffect::operator =(cEntityEffect a_OtherEffect)
 {
 	std::swap(m_Ticks, a_OtherEffect.m_Ticks);
 	std::swap(m_Duration, a_OtherEffect.m_Duration);
@@ -233,6 +234,92 @@ void cEntityEffect::OnTick(cPawn & a_Target)
 
 
 ////////////////////////////////////////////////////////////////////////////////
+// cEntityEffectSpeed:
+
+void cEntityEffectSpeed::OnActivate(cPawn & a_Target)
+{
+	if (a_Target.IsMob())
+	{
+		cMonster * Mob = (cMonster*) &a_Target;
+		Mob->SetRelativeWalkSpeed(Mob->GetRelativeWalkSpeed() + 0.2 * m_Intensity);
+	}
+	else if (a_Target.IsPlayer())
+	{
+		cPlayer * Player = (cPlayer*) &a_Target;
+		Player->SetNormalMaxSpeed(Player->GetNormalMaxSpeed() + 0.2 * m_Intensity);
+		Player->SetSprintingMaxSpeed(Player->GetSprintingMaxSpeed() + 0.26 * m_Intensity);
+		Player->SetFlyingMaxSpeed(Player->GetFlyingMaxSpeed() + 0.2 * m_Intensity);
+	}
+}
+
+
+
+
+
+void cEntityEffectSpeed::OnDeactivate(cPawn & a_Target)
+{
+	if (a_Target.IsMob())
+	{
+		cMonster * Mob = (cMonster*) &a_Target;
+		Mob->SetRelativeWalkSpeed(Mob->GetRelativeWalkSpeed() - 0.2 * m_Intensity);
+	}
+	else if (a_Target.IsPlayer())
+	{
+		cPlayer * Player = (cPlayer*) &a_Target;
+		Player->SetNormalMaxSpeed(Player->GetNormalMaxSpeed() - 0.2 * m_Intensity);
+		Player->SetSprintingMaxSpeed(Player->GetSprintingMaxSpeed() - 0.26 * m_Intensity);
+		Player->SetFlyingMaxSpeed(Player->GetFlyingMaxSpeed() - 0.2 * m_Intensity);
+	}
+}
+
+
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+// cEntityEffectSlowness:
+
+void cEntityEffectSlowness::OnActivate(cPawn & a_Target)
+{
+	if (a_Target.IsMob())
+	{
+		cMonster * Mob = (cMonster*) &a_Target;
+		Mob->SetRelativeWalkSpeed(Mob->GetRelativeWalkSpeed() - 0.15 * m_Intensity);
+	}
+	else if (a_Target.IsPlayer())
+	{
+		cPlayer * Player = (cPlayer*) &a_Target;
+		Player->SetNormalMaxSpeed(Player->GetNormalMaxSpeed() - 0.15 * m_Intensity);
+		Player->SetSprintingMaxSpeed(Player->GetSprintingMaxSpeed() - 0.195 * m_Intensity);
+		Player->SetFlyingMaxSpeed(Player->GetFlyingMaxSpeed() - 0.15 * m_Intensity);
+	}
+}
+
+
+
+
+
+void cEntityEffectSlowness::OnDeactivate(cPawn & a_Target)
+{
+	if (a_Target.IsMob())
+	{
+		cMonster * Mob = (cMonster*) &a_Target;
+		Mob->SetRelativeWalkSpeed(Mob->GetRelativeWalkSpeed() + 0.15 * m_Intensity);
+	}
+	else if (a_Target.IsPlayer())
+	{
+		cPlayer * Player = (cPlayer*) &a_Target;
+		Player->SetNormalMaxSpeed(Player->GetNormalMaxSpeed() + 0.15 * m_Intensity);
+		Player->SetSprintingMaxSpeed(Player->GetSprintingMaxSpeed() + 0.195 * m_Intensity);
+		Player->SetFlyingMaxSpeed(Player->GetFlyingMaxSpeed() + 0.15 * m_Intensity);
+	}
+}
+
+
+
+
+
+////////////////////////////////////////////////////////////////////////////////
 // cEntityEffectInstantHealth:
 
 void cEntityEffectInstantHealth::OnActivate(cPawn & a_Target)
@@ -309,7 +396,7 @@ void cEntityEffectHunger::OnTick(cPawn & a_Target)
 	if (a_Target.IsPlayer())
 	{
 		cPlayer & Target = (cPlayer &) a_Target;
-		Target.SetFoodExhaustionLevel(Target.GetFoodExhaustionLevel() + 0.025);  // 0.5 per second = 0.025 per tick
+		Target.AddFoodExhaustion(0.025 * ((double)GetIntensity() + 1.0));  // 0.5 per second = 0.025 per tick
 	}
 }
 
@@ -349,8 +436,8 @@ void cEntityEffectPoison::OnTick(cPawn & a_Target)
 		// Doesn't effect undead mobs, spiders
 		if (
 			Target.IsUndead() ||
-			(Target.GetMobType() == cMonster::mtSpider) ||
-			(Target.GetMobType() == cMonster::mtCaveSpider)
+			(Target.GetMobType() == mtSpider) ||
+			(Target.GetMobType() == mtCaveSpider)
 		)
 		{
 			return;
diff --git a/src/Entities/EntityEffect.h b/src/Entities/EntityEffect.h
index f9c1e4eb2..7cf9cd3d5 100644
--- a/src/Entities/EntityEffect.h
+++ b/src/Entities/EntityEffect.h
@@ -71,7 +71,7 @@ public:
 	
 	/** Creates an entity effect by copying another
 	@param a_OtherEffect      The other effect to copy */
-	cEntityEffect & operator=(cEntityEffect a_OtherEffect);
+	cEntityEffect & operator =(cEntityEffect a_OtherEffect);
 	
 	virtual ~cEntityEffect(void) {}
 	
@@ -137,6 +137,10 @@ public:
 		super(a_Duration, a_Intensity, a_DistanceModifier)
 	{
 	}
+
+	virtual void OnActivate(cPawn & a_Target) override;
+
+	virtual void OnDeactivate(cPawn & a_Target) override;
 };
 
 
@@ -152,6 +156,10 @@ public:
 		super(a_Duration, a_Intensity, a_DistanceModifier)
 	{
 	}
+
+	virtual void OnActivate(cPawn & a_Target) override;
+
+	virtual void OnDeactivate(cPawn & a_Target) override;
 };
 
 
diff --git a/src/Entities/ExpBottleEntity.cpp b/src/Entities/ExpBottleEntity.cpp
index 202dde942..ee142a5a2 100644
--- a/src/Entities/ExpBottleEntity.cpp
+++ b/src/Entities/ExpBottleEntity.cpp
@@ -19,9 +19,26 @@ cExpBottleEntity::cExpBottleEntity(cEntity * a_Creator, double a_X, double a_Y,
 
 void cExpBottleEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
 {
+	Break(a_HitPos);
+}
+
+
+
+
+
+void cExpBottleEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
+{
+	Break(a_HitPos);
+}
+
+
+
+
+
+void cExpBottleEntity::Break(const Vector3d &a_HitPos)
+{
 	// Spawn an experience orb with a reward between 3 and 11.
 	m_World->BroadcastSoundParticleEffect(2002, POSX_TOINT, POSY_TOINT, POSZ_TOINT, 0);
 	m_World->SpawnExperienceOrb(GetPosX(), GetPosY(), GetPosZ(), 3 + m_World->GetTickRandomNumber(8));
-	
 	Destroy();
 }
diff --git a/src/Entities/ExpBottleEntity.h b/src/Entities/ExpBottleEntity.h
index d62a84469..d36110f97 100644
--- a/src/Entities/ExpBottleEntity.h
+++ b/src/Entities/ExpBottleEntity.h
@@ -29,5 +29,10 @@ protected:
 	
 	// cProjectileEntity overrides:
 	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
+	virtual void OnHitEntity    (cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
+
+	/** Breaks the bottle, fires its particle effects and sounds
+	@param a_HitPos     The position where the bottle will break */
+	void Break(const Vector3d &a_HitPos);
 	
 };  // tolua_export
diff --git a/src/Entities/HangingEntity.cpp b/src/Entities/HangingEntity.cpp
index 32d2b226d..3276bc4a0 100644
--- a/src/Entities/HangingEntity.cpp
+++ b/src/Entities/HangingEntity.cpp
@@ -21,18 +21,39 @@ cHangingEntity::cHangingEntity(eEntityType a_EntityType, eBlockFace a_BlockFace,
 
 
 
+void cHangingEntity::SetDirection(eBlockFace a_BlockFace)
+{
+	if ((a_BlockFace < 2) || (a_BlockFace > 5))
+	{
+		ASSERT(!"Tried to set a bad direction!");
+		return;
+	}
+
+	m_BlockFace = a_BlockFace;
+}
+
+
+
+
+
 void cHangingEntity::SpawnOn(cClientHandle & a_ClientHandle)
 {
 	int Dir = 0;
-			
+
 	// The client uses different values for item frame directions and block faces. Our constants are for the block faces, so we convert them here to item frame faces
 	switch (m_BlockFace)
 	{
-		case BLOCK_FACE_ZP: break;  // Initialised to zero
+		case BLOCK_FACE_ZP: Dir = 0; break;
 		case BLOCK_FACE_ZM: Dir = 2; break;
 		case BLOCK_FACE_XM: Dir = 1; break;
 		case BLOCK_FACE_XP: Dir = 3; break;
-		default: ASSERT(!"Unhandled block face when trying to spawn item frame!"); return;
+		default:
+		{
+			LOGINFO("Invalid face (%d) in a cHangingEntity at {%d, %d, %d}, adjusting to BLOCK_FACE_XP.",
+				m_BlockFace, (int)GetPosX(), (int)GetPosY(), (int)GetPosZ()
+			);
+			Dir = 3;
+		}
 	}
 
 	if ((Dir == 0) || (Dir == 2))  // Probably a client bug, but two directions are flipped and contrary to the norm, so we do -180
diff --git a/src/Entities/HangingEntity.h b/src/Entities/HangingEntity.h
index 3593f9ede..1cc0034e1 100644
--- a/src/Entities/HangingEntity.h
+++ b/src/Entities/HangingEntity.h
@@ -24,7 +24,7 @@ public:
 	eBlockFace GetDirection() const { return m_BlockFace; }  // tolua_export
 	
 	/** Set the orientation from the hanging entity */
-	void SetDirection(eBlockFace a_BlockFace) { m_BlockFace = a_BlockFace; }  // tolua_export
+	void SetDirection(eBlockFace a_BlockFace);  // tolua_export
 	
 	/** Returns the X coord. */
 	int GetTileX() const { return POSX_TOINT; }  // tolua_export
diff --git a/src/Entities/ItemFrame.cpp b/src/Entities/ItemFrame.cpp
index f0b0c8c65..f512324eb 100644
--- a/src/Entities/ItemFrame.cpp
+++ b/src/Entities/ItemFrame.cpp
@@ -22,11 +22,13 @@ cItemFrame::cItemFrame(eBlockFace a_BlockFace, double a_X, double a_Y, double a_
 
 void cItemFrame::OnRightClicked(cPlayer & a_Player)
 {
+	super::OnRightClicked(a_Player);
+
 	if (!m_Item.IsEmpty())
 	{
 		// Item not empty, rotate, clipping values to zero to three inclusive
 		m_Rotation++;
-		if (m_Rotation >= 4)
+		if (m_Rotation >= 8)
 		{
 			m_Rotation = 0;
 		}
@@ -55,7 +57,6 @@ void cItemFrame::KilledBy(TakeDamageInfo & a_TDI)
 {
 	if (m_Item.IsEmpty())
 	{
-		SetHealth(0);
 		super::KilledBy(a_TDI);
 		Destroy();
 		return;
diff --git a/src/Entities/Minecart.cpp b/src/Entities/Minecart.cpp
index d4eadc5d5..f45e7bb69 100644
--- a/src/Entities/Minecart.cpp
+++ b/src/Entities/Minecart.cpp
@@ -7,12 +7,12 @@
 
 #include "Globals.h"
 #include "Minecart.h"
-#include "../World.h"
 #include "../ClientHandle.h"
 #include "../Chunk.h"
 #include "Player.h"
 #include "../BoundingBox.h"
 
+#define NO_SPEED 0.0
 #define MAX_SPEED 8
 #define MAX_SPEED_NEGATIVE -MAX_SPEED
 
@@ -220,7 +220,7 @@ void cMinecart::HandleRailPhysics(NIBBLETYPE a_RailMeta, float a_Dt)
 			bool BlckCol = TestBlockCollision(a_RailMeta), EntCol = TestEntityCollision(a_RailMeta);
 			if (EntCol || BlckCol) return;
 			
-			if (GetSpeedZ() != 0)  // Don't do anything if cart is stationary
+			if (GetSpeedZ() != NO_SPEED)  // Don't do anything if cart is stationary
 			{
 				if (GetSpeedZ() > 0)
 				{
@@ -239,13 +239,13 @@ void cMinecart::HandleRailPhysics(NIBBLETYPE a_RailMeta, float a_Dt)
 		{
 			SetYaw(180);
 			SetPosY(floor(GetPosY()) + 0.55);
-			SetSpeedY(0);
-			SetSpeedZ(0);
+			SetSpeedY(NO_SPEED);
+			SetSpeedZ(NO_SPEED);
 
 			bool BlckCol = TestBlockCollision(a_RailMeta), EntCol = TestEntityCollision(a_RailMeta);
 			if (EntCol || BlckCol) return;
 
-			if (GetSpeedX() != 0)
+			if (GetSpeedX() != NO_SPEED)
 			{
 				if (GetSpeedX() > 0)
 				{
@@ -305,9 +305,9 @@ void cMinecart::HandleRailPhysics(NIBBLETYPE a_RailMeta, float a_Dt)
 		case E_META_RAIL_ASCEND_XM:  // ASCEND EAST
 		{
 			SetYaw(180);
-			SetSpeedZ(0);
+			SetSpeedZ(NO_SPEED);
 
-			if (GetSpeedX() >= 0)
+			if (GetSpeedX() >= NO_SPEED)
 			{
 				if (GetSpeedX() <= MAX_SPEED)
 				{
@@ -424,9 +424,9 @@ void cMinecart::HandlePoweredRailPhysics(NIBBLETYPE a_RailMeta)
 			bool BlckCol = TestBlockCollision(a_RailMeta), EntCol = TestEntityCollision(a_RailMeta);
 			if (EntCol || BlckCol) return;
 			
-			if (GetSpeedZ() != 0)
+			if (GetSpeedZ() != NO_SPEED)
 			{
-				if (GetSpeedZ() > 0)
+				if (GetSpeedZ() > NO_SPEED)
 				{
 					AddSpeedZ(AccelDecelSpeed);
 				}
@@ -441,15 +441,15 @@ void cMinecart::HandlePoweredRailPhysics(NIBBLETYPE a_RailMeta)
 		{
 			SetYaw(180);
 			SetPosY(floor(GetPosY()) + 0.55);
-			SetSpeedY(0);
-			SetSpeedZ(0);
+			SetSpeedY(NO_SPEED);
+			SetSpeedZ(NO_SPEED);
 
 			bool BlckCol = TestBlockCollision(a_RailMeta), EntCol = TestEntityCollision(a_RailMeta);
 			if (EntCol || BlckCol) return;
 
-			if (GetSpeedX() != 0)
+			if (GetSpeedX() != NO_SPEED)
 			{
-				if (GetSpeedX() > 0)
+				if (GetSpeedX() > NO_SPEED)
 				{
 					AddSpeedX(AccelDecelSpeed);
 				}
@@ -463,9 +463,9 @@ void cMinecart::HandlePoweredRailPhysics(NIBBLETYPE a_RailMeta)
 		case E_META_RAIL_ASCEND_XM:  // ASCEND EAST
 		{
 			SetYaw(180);
-			SetSpeedZ(0);
+			SetSpeedZ(NO_SPEED);
 
-			if (GetSpeedX() >= 0)
+			if (GetSpeedX() >= NO_SPEED)
 			{
 				if (GetSpeedX() <= MAX_SPEED)
 				{
@@ -483,9 +483,9 @@ void cMinecart::HandlePoweredRailPhysics(NIBBLETYPE a_RailMeta)
 		case E_META_RAIL_ASCEND_XP:  // ASCEND WEST
 		{
 			SetYaw(180);
-			SetSpeedZ(0);
+			SetSpeedZ(NO_SPEED);
 
-			if (GetSpeedX() > 0)
+			if (GetSpeedX() > NO_SPEED)
 			{
 				AddSpeedX(AccelDecelSpeed);
 				SetSpeedY(GetSpeedX());
@@ -503,9 +503,9 @@ void cMinecart::HandlePoweredRailPhysics(NIBBLETYPE a_RailMeta)
 		case E_META_RAIL_ASCEND_ZM:  // ASCEND NORTH
 		{
 			SetYaw(270);
-			SetSpeedX(0);
+			SetSpeedX(NO_SPEED);
 
-			if (GetSpeedZ() >= 0)
+			if (GetSpeedZ() >= NO_SPEED)
 			{
 				if (GetSpeedZ() <= MAX_SPEED)
 				{
@@ -523,9 +523,9 @@ void cMinecart::HandlePoweredRailPhysics(NIBBLETYPE a_RailMeta)
 		case E_META_RAIL_ASCEND_ZP:  // ASCEND SOUTH
 		{
 			SetYaw(270);
-			SetSpeedX(0);
+			SetSpeedX(NO_SPEED);
 
-			if (GetSpeedZ() > 0)
+			if (GetSpeedZ() > NO_SPEED)
 			{
 				AddSpeedZ(AccelDecelSpeed);
 				SetSpeedY(GetSpeedZ());
@@ -576,7 +576,7 @@ void cMinecart::SnapToRail(NIBBLETYPE a_RailMeta)
 		case E_META_RAIL_ASCEND_XP:
 		case E_META_RAIL_XM_XP:
 		{
-			SetSpeedZ(0);
+			SetSpeedZ(NO_SPEED);
 			SetPosZ(floor(GetPosZ()) + 0.5);
 			break;
 		}
@@ -584,7 +584,7 @@ void cMinecart::SnapToRail(NIBBLETYPE a_RailMeta)
 		case E_META_RAIL_ASCEND_ZP:
 		case E_META_RAIL_ZM_ZP:
 		{
-			SetSpeedX(0);
+			SetSpeedX(NO_SPEED);
 			SetPosX(floor(GetPosX()) + 0.5);
 			break;
 		}
@@ -593,12 +593,12 @@ void cMinecart::SnapToRail(NIBBLETYPE a_RailMeta)
 		{
 			if (GetPosZ() > floor(GetPosZ()) + 0.5)
 			{
-				if (GetSpeedZ() > 0)
+				if (GetSpeedZ() > NO_SPEED)
 				{
 					SetSpeedX(-GetSpeedZ() * 0.7);
 				}
 
-				SetSpeedZ(0);
+				SetSpeedZ(NO_SPEED);
 				SetPosZ(floor(GetPosZ()) + 0.5);
 			}
 			else if (GetPosX() > floor(GetPosX()) + 0.5)
@@ -608,82 +608,82 @@ void cMinecart::SnapToRail(NIBBLETYPE a_RailMeta)
 					SetSpeedZ(-GetSpeedX() * 0.7);
 				}
 
-				SetSpeedX(0);
+				SetSpeedX(NO_SPEED);
 				SetPosX(floor(GetPosX()) + 0.5);
 			}
-			SetSpeedY(0);
+			SetSpeedY(NO_SPEED);
 			break;
 		}
 		case E_META_RAIL_CURVED_ZM_XP:
 		{
 			if (GetPosZ() > floor(GetPosZ()) + 0.5)
 			{
-				if (GetSpeedZ() > 0)
+				if (GetSpeedZ() > NO_SPEED)
 				{
 					SetSpeedX(GetSpeedZ() * 0.7);
 				}
 
-				SetSpeedZ(0);
+				SetSpeedZ(NO_SPEED);
 				SetPosZ(floor(GetPosZ()) + 0.5);
 			}
 			else if (GetPosX() < floor(GetPosX()) + 0.5)
 			{
-				if (GetSpeedX() < 0)
+				if (GetSpeedX() < NO_SPEED)
 				{
 					SetSpeedZ(GetSpeedX() * 0.7);
 				}
 
-				SetSpeedX(0);
+				SetSpeedX(NO_SPEED);
 				SetPosX(floor(GetPosX()) + 0.5);
 			}
-			SetSpeedY(0);
+			SetSpeedY(NO_SPEED);
 			break;
 		}
 		case E_META_RAIL_CURVED_ZP_XM:
 		{
 			if (GetPosZ() < floor(GetPosZ()) + 0.5)
 			{
-				if (GetSpeedZ() < 0)
+				if (GetSpeedZ() < NO_SPEED)
 				{
 					SetSpeedX(GetSpeedZ() * 0.7);
 				}
 
-				SetSpeedZ(0);
+				SetSpeedZ(NO_SPEED);
 				SetPosZ(floor(GetPosZ()) + 0.5);
 			}
 			else if (GetPosX() > floor(GetPosX()) + 0.5)
 			{
-				if (GetSpeedX() > 0)
+				if (GetSpeedX() > NO_SPEED)
 				{
 					SetSpeedZ(GetSpeedX() * 0.7);
 				}
 
-				SetSpeedX(0);
+				SetSpeedX(NO_SPEED);
 				SetPosX(floor(GetPosX()) + 0.5);
 			}
-			SetSpeedY(0);
+			SetSpeedY(NO_SPEED);
 			break;
 		}
 		case E_META_RAIL_CURVED_ZP_XP:
 		{
 			if (GetPosZ() < floor(GetPosZ()) + 0.5)
 			{
-				if (GetSpeedZ() < 0)
+				if (GetSpeedZ() < NO_SPEED)
 				{
 					SetSpeedX(-GetSpeedZ() * 0.7);
 				}
 
-				SetSpeedZ(0);
+				SetSpeedZ(NO_SPEED);
 				SetPosZ(floor(GetPosZ()) + 0.5);
 			}
 			else if (GetPosX() < floor(GetPosX()) + 0.5)
 			{
-				if (GetSpeedX() < 0)
+				if (GetSpeedX() < NO_SPEED)
 				{
 					SetSpeedZ(-GetSpeedX() * 0.7);
 				}
 
-				SetSpeedX(0);
+				SetSpeedX(NO_SPEED);
 				SetPosX(floor(GetPosX()) + 0.5);
 			}
 			SetSpeedY(0);
@@ -871,11 +871,101 @@ bool cMinecart::TestEntityCollision(NIBBLETYPE a_RailMeta)
 			return true;
 		}
 		case E_META_RAIL_CURVED_ZM_XM:
+		case E_META_RAIL_CURVED_ZP_XP:
+		{
+			Vector3d Distance = MinecartCollisionCallback.GetCollidedEntityPosition() - Vector3d(GetPosX(), 0, GetPosZ());
+
+			// Prevent division by small numbers
+			if (std::abs(Distance.z) < 0.001)
+			{
+				Distance.z = 0.001;
+			}
+
+			/* Check to which side the minecart is to be pushed.
+			Let's consider a z-x-coordinate system where the minecart is the center (0/0).
+			The minecart moves along the line x = -z, the perpendicular line to this is x = z.
+			In order to decide to which side the minecart is to be pushed, it must be checked on what side of the perpendicular line the pushing entity is located. */
+			if (
+				((Distance.z > 0) && ((Distance.x / Distance.z) >= 1)) ||
+				((Distance.z < 0) && ((Distance.x / Distance.z) <= 1))
+			)
+			{
+				// Moving -X +Z
+				if ((-GetSpeedX() * 0.4 / sqrt(2.0)) < 0.01)
+				{
+					// ~ SpeedX >= 0 Immobile or not moving in the "right" direction. Give it a bump!
+					AddSpeedX(-4 / sqrt(2.0));
+					AddSpeedZ(4 / sqrt(2.0));
+				}
+				else
+				{
+					// ~ SpeedX < 0 Moving in the "right" direction. Only accelerate it a bit.
+					SetSpeedX(GetSpeedX() * 0.4 / sqrt(2.0));
+					SetSpeedZ(GetSpeedZ() * 0.4 / sqrt(2.0));
+				}
+			}
+			else if ((GetSpeedX() * 0.4 / sqrt(2.0)) < 0.01)
+			{
+				// Moving +X -Z
+				// ~ SpeedX <= 0 Immobile or not moving in the "right" direction
+				AddSpeedX(4 / sqrt(2.0));
+				AddSpeedZ(-4 / sqrt(2.0));
+			}
+			else
+			{
+				// ~ SpeedX > 0 Moving in the "right" direction
+				SetSpeedX(GetSpeedX() * 0.4 / sqrt(2.0));
+				SetSpeedZ(GetSpeedZ() * 0.4 / sqrt(2.0));
+			}
+			break;
+		}
 		case E_META_RAIL_CURVED_ZM_XP:
 		case E_META_RAIL_CURVED_ZP_XM:
-		case E_META_RAIL_CURVED_ZP_XP:
 		{
-			// TODO - simply can't be bothered right now
+			Vector3d Distance = MinecartCollisionCallback.GetCollidedEntityPosition() - Vector3d(GetPosX(), 0, GetPosZ());
+
+			// Prevent division by small numbers
+			if (std::abs(Distance.z) < 0.001)
+			{
+				Distance.z = 0.001;
+			}
+
+			/* Check to which side the minecart is to be pushed.
+			Let's consider a z-x-coordinate system where the minecart is the center (0/0).
+			The minecart moves along the line x = z, the perpendicular line to this is x = -z.
+			In order to decide to which side the minecart is to be pushed, it must be checked on what side of the perpendicular line the pushing entity is located. */
+			if (
+				((Distance.z > 0) && ((Distance.x / Distance.z) <= -1)) ||
+				((Distance.z < 0) && ((Distance.x / Distance.z) >= -1))
+			)
+			{
+				// Moving +X +Z
+				if ((GetSpeedX() * 0.4) < 0.01)
+				{
+					// ~ SpeedX <= 0 Immobile or not moving in the "right" direction
+					AddSpeedX(4 / sqrt(2.0));
+					AddSpeedZ(4 / sqrt(2.0));
+				}
+				else
+				{
+					// ~ SpeedX > 0 Moving in the "right" direction
+					SetSpeedX(GetSpeedX() * 0.4 / sqrt(2.0));
+					SetSpeedZ(GetSpeedZ() * 0.4 / sqrt(2.0));
+				}
+			}
+			else if ((-GetSpeedX() * 0.4) < 0.01)
+			{
+				// Moving -X -Z
+				// ~ SpeedX >= 0 Immobile or not moving in the "right" direction
+				AddSpeedX(-4 / sqrt(2.0));
+				AddSpeedZ(-4 / sqrt(2.0));
+			}
+			else
+			{
+				// ~ SpeedX < 0 Moving in the "right" direction
+				SetSpeedX(GetSpeedX() * 0.4 / sqrt(2.0));
+				SetSpeedZ(GetSpeedZ() * 0.4 / sqrt(2.0));
+			}
 			break;
 		}
 		default: break;
@@ -982,6 +1072,8 @@ cRideableMinecart::cRideableMinecart(double a_X, double a_Y, double a_Z, const c
 
 void cRideableMinecart::OnRightClicked(cPlayer & a_Player)
 {
+	super::OnRightClicked(a_Player);
+
 	if (m_Attachee != NULL)
 	{
 		if (m_Attachee->GetUniqueID() == a_Player.GetUniqueID())
@@ -1013,29 +1105,55 @@ void cRideableMinecart::OnRightClicked(cPlayer & a_Player)
 // cMinecartWithChest:
 
 cMinecartWithChest::cMinecartWithChest(double a_X, double a_Y, double a_Z) :
-	super(mpChest, a_X, a_Y, a_Z)
+	super(mpChest, a_X, a_Y, a_Z),
+	cEntityWindowOwner(this),
+	m_Contents(ContentsWidth, ContentsHeight)
 {
+	m_Contents.AddListener(*this);
 }
 
 
 
 
 
-void cMinecartWithChest::SetSlot(size_t a_Idx, const cItem & a_Item)
+void cMinecartWithChest::OnRightClicked(cPlayer & a_Player)
 {
-	ASSERT(a_Idx < ARRAYCOUNT(m_Items));
-	
-	m_Items[a_Idx] = a_Item;
+	// If the window is not created, open it anew:
+	cWindow * Window = GetWindow();
+	if (Window == NULL)
+	{
+		OpenNewWindow();
+		Window = GetWindow();
+	}
+
+	// Open the window for the player:
+	if (Window != NULL)
+	{
+		if (a_Player.GetWindow() != Window)
+		{
+			a_Player.OpenWindow(Window);
+		}
+	}
 }
 
 
 
 
 
-void cMinecartWithChest::OnRightClicked(cPlayer & a_Player)
+void cMinecartWithChest::OpenNewWindow()
+{
+	OpenWindow(new cMinecartWithChestWindow(this));
+}
+
+
+
+
+
+void cMinecartWithChest::Destroyed()
 {
-	// Show the chest UI window to the player
-	// TODO
+	cItems Pickups;
+	m_Contents.CopyToItems(Pickups);
+	GetWorld()->SpawnItemPickups(Pickups, GetPosX(), GetPosY() + 1, GetPosZ(), 4);
 }
 
 
diff --git a/src/Entities/Minecart.h b/src/Entities/Minecart.h
index 410d3c77d..6b6ad36b5 100644
--- a/src/Entities/Minecart.h
+++ b/src/Entities/Minecart.h
@@ -10,6 +10,8 @@
 #pragma once
 
 #include "Entity.h"
+#include "World.h"
+#include "../UI/WindowOwner.h"
 
 
 
@@ -108,27 +110,46 @@ protected:
 
 
 class cMinecartWithChest :
-	public cMinecart
+	public cMinecart,
+	public cItemGrid::cListener,
+	public cEntityWindowOwner
 {
 	typedef cMinecart super;
 	
 public:
 	CLASS_PROTODEF(cMinecartWithChest)
 	
-	/// Number of item slots in the chest
-	static const int NumSlots = 9 * 3;
-	
 	cMinecartWithChest(double a_X, double a_Y, double a_Z);
+
+	enum
+	{
+		ContentsHeight = 3,
+		ContentsWidth = 9,
+	};
 	
-	const cItem & GetSlot(int a_Idx) const { return m_Items[a_Idx]; }
-	cItem &       GetSlot(int a_Idx)       { return m_Items[a_Idx]; }
-	
-	void SetSlot(size_t a_Idx, const cItem & a_Item);
+	const cItem & GetSlot(int a_Idx) const { return m_Contents.GetSlot(a_Idx); }	
+	void SetSlot(size_t a_Idx, const cItem & a_Item) { m_Contents.SetSlot(a_Idx, a_Item); }
 
 protected:
+	cItemGrid m_Contents;
+	void OpenNewWindow(void);
+	virtual void Destroyed() override;
 
-	/// The chest contents:
-	cItem m_Items[NumSlots];
+	// cItemGrid::cListener overrides:
+	virtual void OnSlotChanged(cItemGrid * a_Grid, int a_SlotNum)
+	{
+		UNUSED(a_SlotNum);
+		ASSERT(a_Grid == &m_Contents);
+		if (m_World != NULL)
+		{
+			if (GetWindow() != NULL)
+			{
+				GetWindow()->BroadcastWholeWindow();
+			}
+
+			m_World->MarkChunkDirty(GetChunkX(), GetChunkZ());
+		}
+	}
 	
 	// cEntity overrides:
 	virtual void OnRightClicked(cPlayer & a_Player) override;
diff --git a/src/Entities/Pawn.cpp b/src/Entities/Pawn.cpp
index fe6c24a7a..fc8ca3d47 100644
--- a/src/Entities/Pawn.cpp
+++ b/src/Entities/Pawn.cpp
@@ -9,9 +9,9 @@
 
 
 
-cPawn::cPawn(eEntityType a_EntityType, double a_Width, double a_Height):
-	super(a_EntityType, 0, 0, 0, a_Width, a_Height),
-	m_EntityEffects(tEffectMap())
+cPawn::cPawn(eEntityType a_EntityType, double a_Width, double a_Height) :
+	super(a_EntityType, 0, 0, 0, a_Width, a_Height)
+	, m_EntityEffects(tEffectMap())
 {
 }
 
@@ -111,3 +111,6 @@ void cPawn::ClearEntityEffects()
 		RemoveEntityEffect(EffectType);
 	}
 }
+
+
+
diff --git a/src/Entities/Pickup.cpp b/src/Entities/Pickup.cpp
index aab534f41..87b5bed07 100644
--- a/src/Entities/Pickup.cpp
+++ b/src/Entities/Pickup.cpp
@@ -150,10 +150,14 @@ void cPickup::Tick(float a_Dt, cChunk & a_Chunk)
 				}
 			}
 
-			if (!IsDestroyed() && (m_Item.m_ItemCount < m_Item.GetMaxStackSize()))  // Don't combine into an already full pickup
+			// Try to combine the pickup with adjacent same-item pickups:
+			if (!IsDestroyed() && (m_Item.m_ItemCount < m_Item.GetMaxStackSize()))  // Don't combine if already full
 			{
+				// By using a_Chunk's ForEachEntity() instead of cWorld's, pickups don't combine across chunk boundaries.
+				// That is a small price to pay for not having to traverse the entire world for each entity.
+				// The speedup in the tick thread is quite considerable.
 				cPickupCombiningCallback PickupCombiningCallback(GetPosition(), this);
-				m_World->ForEachEntity(PickupCombiningCallback);  // Not ForEachEntityInChunk, otherwise pickups don't combine across chunk boundaries
+				a_Chunk.ForEachEntity(PickupCombiningCallback);
 				if (PickupCombiningCallback.FoundMatchingPickup())
 				{
 					m_World->BroadcastEntityMetadata(*this);
diff --git a/src/Entities/Player.cpp b/src/Entities/Player.cpp
index cf3322968..f58a0a016 100644
--- a/src/Entities/Player.cpp
+++ b/src/Entities/Player.cpp
@@ -10,13 +10,12 @@
 #include "../Bindings/PluginManager.h"
 #include "../BlockEntities/BlockEntity.h"
 #include "../BlockEntities/EnderChestEntity.h"
-#include "../GroupManager.h"
-#include "../Group.h"
 #include "../Root.h"
 #include "../OSSupport/Timer.h"
 #include "../Chunk.h"
 #include "../Items/ItemHandler.h"
 #include "../Vector3.h"
+#include "../FastRandom.h"
 
 #include "../WorldStorage/StatSerializer.h"
 #include "../CompositeChat.h"
@@ -33,6 +32,15 @@
 
 
 
+const int cPlayer::MAX_HEALTH = 20;
+
+const int cPlayer::MAX_FOOD_LEVEL = 20;
+
+/** Number of ticks it takes to eat an item */
+const int cPlayer::EATING_TICKS = 30;
+
+
+
 
 
 cPlayer::cPlayer(cClientHandle* a_Client, const AString & a_PlayerName) :
@@ -50,7 +58,6 @@ cPlayer::cPlayer(cClientHandle* a_Client, const AString & a_PlayerName) :
 	m_EnderChestContents(9, 3),
 	m_CurrentWindow(NULL),
 	m_InventoryWindow(NULL),
-	m_Color('-'),
 	m_GameMode(eGameMode_NotSet),
 	m_IP(""),
 	m_ClientHandle(a_Client),
@@ -74,7 +81,8 @@ cPlayer::cPlayer(cClientHandle* a_Client, const AString & a_PlayerName) :
 	m_Team(NULL),
 	m_TicksUntilNextSave(PLAYER_INVENTORY_SAVE_INTERVAL),
 	m_bIsTeleporting(false),
-	m_UUID((a_Client != NULL) ? a_Client->GetUUID() : "")
+	m_UUID((a_Client != NULL) ? a_Client->GetUUID() : ""),
+	m_CustomName("")
 {
 	m_InventoryWindow = new cInventoryWindow(*this);
 	m_CurrentWindow = m_InventoryWindow;
@@ -216,16 +224,24 @@ void cPlayer::Tick(float a_Dt, cChunk & a_Chunk)
 		SendExperience();
 	}
 
+	bool CanMove = true;
 	if (!GetPosition().EqualsEps(m_LastPos, 0.01))  // Non negligible change in position from last tick?
 	{
 		// Apply food exhaustion from movement:
 		ApplyFoodExhaustionFromMovement();
 		
-		cRoot::Get()->GetPluginManager()->CallHookPlayerMoving(*this);
+		if (cRoot::Get()->GetPluginManager()->CallHookPlayerMoving(*this, m_LastPos, GetPosition()))
+		{
+			CanMove = false;
+			TeleportToCoords(m_LastPos.x, m_LastPos.y, m_LastPos.z);
+		}
 		m_ClientHandle->StreamChunks();
 	}
 
-	BroadcastMovementUpdate(m_ClientHandle);
+	if (CanMove)
+	{
+		BroadcastMovementUpdate(m_ClientHandle);
+	}
 
 	if (m_Health > 0)  // make sure player is alive
 	{
@@ -251,7 +267,7 @@ void cPlayer::Tick(float a_Dt, cChunk & a_Chunk)
 	cTimer t1;
 	if (m_LastPlayerListTime + PLAYER_LIST_TIME_MS <= t1.GetNowTime())
 	{
-		m_World->SendPlayerList(this);
+		m_World->BroadcastPlayerListUpdatePing(*this);
 		m_LastPlayerListTime = t1.GetNowTime();
 	}
 
@@ -436,6 +452,11 @@ void cPlayer::CancelChargingBow(void)
 
 void cPlayer::SetTouchGround(bool a_bTouchGround)
 {
+	if (IsGameModeSpectator())  // You can fly through the ground in Spectator
+	{
+		return;
+	}
+	
 	m_bTouchGround = a_bTouchGround;
 
 	if (!m_bTouchGround)
@@ -509,7 +530,7 @@ void cPlayer::Heal(int a_Health)
 
 void cPlayer::SetFoodLevel(int a_FoodLevel)
 {
-	int FoodLevel = std::max(0, std::min(a_FoodLevel, (int)MAX_FOOD_LEVEL));
+	int FoodLevel = Clamp(a_FoodLevel, 0, MAX_FOOD_LEVEL);
 
 	if (cRoot::Get()->GetPluginManager()->CallHookPlayerFoodLevelChange(*this, FoodLevel))
 	{
@@ -527,7 +548,7 @@ void cPlayer::SetFoodLevel(int a_FoodLevel)
 
 void cPlayer::SetFoodSaturationLevel(double a_FoodSaturationLevel)
 {
-	m_FoodSaturationLevel = std::max(0.0, std::min(a_FoodSaturationLevel, (double)m_FoodLevel));
+	m_FoodSaturationLevel = Clamp(a_FoodSaturationLevel, 0.0, (double) m_FoodLevel);
 }
 
 
@@ -545,7 +566,7 @@ void cPlayer::SetFoodTickTimer(int a_FoodTickTimer)
 
 void cPlayer::SetFoodExhaustionLevel(double a_FoodExhaustionLevel)
 {
-	m_FoodExhaustionLevel = std::max(0.0, std::min(a_FoodExhaustionLevel, 4.0));
+	m_FoodExhaustionLevel = Clamp(a_FoodExhaustionLevel, 0.0, 40.0);
 }
 
 
@@ -568,9 +589,12 @@ bool cPlayer::Feed(int a_Food, double a_Saturation)
 
 
 
-void cPlayer::FoodPoison(int a_NumTicks)
+void cPlayer::AddFoodExhaustion(double a_Exhaustion)
 {
-	AddEntityEffect(cEntityEffect::effHunger, a_NumTicks, 0, 1);
+	if (!(IsGameModeCreative() || IsGameModeSpectator()))
+	{
+		m_FoodExhaustionLevel = std::min(m_FoodExhaustionLevel + a_Exhaustion, 40.0);
+	}
 }
 
 
@@ -598,7 +622,6 @@ void cPlayer::FinishEating(void)
 	
 	// Send the packets:
 	m_ClientHandle->SendEntityStatus(*this, esPlayerEatingAccepted);
-	m_World->BroadcastEntityAnimation(*this, 0);
 	m_World->BroadcastEntityMetadata(*this);
 
 	// consume the item:
@@ -610,15 +633,6 @@ void cPlayer::FinishEating(void)
 		return;
 	}
 	ItemHandler->OnFoodEaten(m_World, this, &Item);
-
-	GetInventory().RemoveOneEquippedItem();
-
-	// if the food is mushroom soup, return a bowl to the inventory
-	if (Item.m_ItemType == E_ITEM_MUSHROOM_SOUP)
-	{
-		cItem emptyBowl(E_ITEM_BOWL, 1, 0, "");
-		GetInventory().AddItem(emptyBowl, true, true);
-	}
 }
 
 
@@ -628,7 +642,6 @@ void cPlayer::FinishEating(void)
 void cPlayer::AbortEating(void)
 {
 	m_EatingFinishTick = -1;
-	m_World->BroadcastEntityAnimation(*this, 0);
 	m_World->BroadcastEntityMetadata(*this);
 }
 
@@ -697,16 +710,13 @@ double cPlayer::GetMaxSpeed(void) const
 	{
 		return m_FlyingMaxSpeed;
 	}
+	else if (m_IsSprinting)
+	{
+		return m_SprintingMaxSpeed;
+	}
 	else
 	{
-		if (m_IsSprinting)
-		{
-			return m_SprintingMaxSpeed;
-		}
-		else
-		{
-			return m_NormalMaxSpeed;
-		}
+		return m_NormalMaxSpeed;
 	}
 }
 
@@ -800,6 +810,29 @@ void cPlayer::SetCanFly(bool a_CanFly)
 
 
 
+void cPlayer::SetCustomName(const AString & a_CustomName)
+{
+	if (m_CustomName == a_CustomName)
+	{
+		return;
+	}
+
+	m_World->BroadcastPlayerListRemovePlayer(*this);
+
+	m_CustomName = a_CustomName;
+	if (m_CustomName.length() > 16)
+	{
+		m_CustomName = m_CustomName.substr(0, 16);
+	}
+
+	m_World->BroadcastPlayerListAddPlayer(*this);
+	m_World->BroadcastSpawnEntity(*this, GetClientHandle());
+}
+
+
+
+
+
 void cPlayer::SetFlying(bool a_IsFlying)
 {
 	if (a_IsFlying == m_IsFlying)
@@ -819,9 +852,9 @@ bool cPlayer::DoTakeDamage(TakeDamageInfo & a_TDI)
 {
 	if ((a_TDI.DamageType != dtInVoid) && (a_TDI.DamageType != dtPlugin))
 	{
-		if (IsGameModeCreative())
+		if (IsGameModeCreative() || IsGameModeSpectator())
 		{
-			// No damage / health in creative mode if not void or plugin damage
+			// No damage / health in creative or spectator mode if not void or plugin damage
 			return false;
 		}
 	}
@@ -877,12 +910,12 @@ void cPlayer::KilledBy(TakeDamageInfo & a_TDI)
 		Pickups.Add(cItem(E_ITEM_RED_APPLE));
 	}
 
-	m_Stats.AddValue(statItemsDropped, Pickups.Size());
+	m_Stats.AddValue(statItemsDropped, (StatValue)Pickups.Size());
 
 	m_World->SpawnItemPickups(Pickups, GetPosX(), GetPosY(), GetPosZ(), 10);
 	SaveToDisk();  // Save it, yeah the world is a tough place !
 
-	if (a_TDI.Attacker == NULL)
+	if ((a_TDI.Attacker == NULL) && m_World->ShouldBroadcastDeathMessages())
 	{
 		AString DamageText;
 		switch (a_TDI.DamageType)
@@ -908,6 +941,10 @@ void cPlayer::KilledBy(TakeDamageInfo & a_TDI)
 		}
 		GetWorld()->BroadcastChatDeath(Printf("%s %s", GetName().c_str(), DamageText.c_str()));
 	}
+	else if (a_TDI.Attacker == NULL)  // && !m_World->ShouldBroadcastDeathMessages() by fallthrough
+	{
+		// no-op
+	}
 	else if (a_TDI.Attacker->IsPlayer())
 	{
 		cPlayer * Killer = (cPlayer *)a_TDI.Attacker;
@@ -1035,6 +1072,14 @@ bool cPlayer::IsGameModeAdventure(void) const
 
 
 
+bool cPlayer::IsGameModeSpectator(void) const
+{
+	return (m_GameMode == gmSpectator) ||  // Either the player is explicitly in Spectator
+		((m_GameMode == gmNotSet) &&  m_World->IsGameModeSpectator());  // or they inherit from the world and the world is Adventure
+}
+
+
+
 
 void cPlayer::SetTeam(cTeam * a_Team)
 {
@@ -1150,11 +1195,13 @@ void cPlayer::SetGameMode(eGameMode a_GameMode)
 	m_GameMode = a_GameMode;
 	m_ClientHandle->SendGameMode(a_GameMode);
 
-	if (!IsGameModeCreative())
+	if (!(IsGameModeCreative() || IsGameModeSpectator()))
 	{
 		SetFlying(false);
 		SetCanFly(false);
 	}
+
+	m_World->BroadcastPlayerListUpdateGameMode(*this);
 }
 
 
@@ -1200,11 +1247,13 @@ unsigned int cPlayer::AwardAchievement(const eStatistic a_Ach)
 	}
 	else
 	{
-		// First time, announce it
-		cCompositeChat Msg;
-		Msg.SetMessageType(mtSuccess);
-		Msg.AddShowAchievementPart(GetName(), cStatInfo::GetName(a_Ach));
-		m_World->BroadcastChat(Msg);
+		if (m_World->ShouldBroadcastAchievementMessages())
+		{
+			cCompositeChat Msg;
+			Msg.SetMessageType(mtSuccess);
+			Msg.AddShowAchievementPart(GetName(), cStatInfo::GetName(a_Ach));
+			m_World->BroadcastChat(Msg);
+		}
 
 		// Increment the statistic
 		StatValue New = m_Stats.AddValue(a_Ach);
@@ -1330,6 +1379,7 @@ void cPlayer::MoveTo( const Vector3d & a_NewPos)
 
 void cPlayer::SetVisible(bool a_bVisible)
 {
+	// Need to Check if the player or other players are in gamemode spectator, but will break compatibility
 	if (a_bVisible && !m_bVisible)  // Make visible
 	{
 		m_bVisible = true;
@@ -1346,48 +1396,6 @@ void cPlayer::SetVisible(bool a_bVisible)
 
 
 
-void cPlayer::AddToGroup( const AString & a_GroupName)
-{
-	cGroup* Group = cRoot::Get()->GetGroupManager()->GetGroup( a_GroupName);
-	m_Groups.push_back( Group);
-	LOGD("Added %s to group %s", GetName().c_str(), a_GroupName.c_str());
-	ResolveGroups();
-	ResolvePermissions();
-}
-
-
-
-
-
-void cPlayer::RemoveFromGroup( const AString & a_GroupName)
-{
-	bool bRemoved = false;
-	for (GroupList::iterator itr = m_Groups.begin(); itr != m_Groups.end(); ++itr)
-	{
-		if ((*itr)->GetName().compare(a_GroupName) == 0)
-		{
-			m_Groups.erase( itr);
-			bRemoved = true;
-			break;
-		}
-	}
-
-	if (bRemoved)
-	{
-		LOGD("Removed %s from group %s", GetName().c_str(), a_GroupName.c_str());
-		ResolveGroups();
-		ResolvePermissions();
-	}
-	else
-	{
-		LOGWARN("Tried to remove %s from group %s but was not in that group", GetName().c_str(), a_GroupName.c_str());
-	}
-}
-
-
-
-
-
 bool cPlayer::HasPermission(const AString & a_Permission)
 {
 	if (a_Permission.empty())
@@ -1396,33 +1404,18 @@ bool cPlayer::HasPermission(const AString & a_Permission)
 		return true;
 	}
 	
-	AStringVector Split = StringSplit( a_Permission, ".");
-	PermissionMap Possibilities = m_ResolvedPermissions;
-	// Now search the namespaces
-	while (Possibilities.begin() != Possibilities.end())
+	AStringVector Split = StringSplit(a_Permission, ".");
+
+	// Iterate over all granted permissions; if any matches, then return success:
+	for (AStringVectorVector::const_iterator itr = m_SplitPermissions.begin(), end = m_SplitPermissions.end(); itr != end; ++itr)
 	{
-		PermissionMap::iterator itr = Possibilities.begin();
-		if (itr->second)
+		if (PermissionMatches(Split, *itr))
 		{
-			AStringVector OtherSplit = StringSplit( itr->first, ".");
-			if (OtherSplit.size() <= Split.size())
-			{
-				unsigned int i;
-				for (i = 0; i < OtherSplit.size(); ++i)
-				{
-					if (OtherSplit[i].compare( Split[i]) != 0)
-					{
-						if (OtherSplit[i].compare("*") == 0) return true;  // WildCard man!! WildCard!
-						break;
-					}
-				}
-				if (i == Split.size()) return true;
-			}
+			return true;
 		}
-		Possibilities.erase( itr);
-	}
+	}  // for itr - m_SplitPermissions[]
 
-	// Nothing that matched :(
+	// No granted permission matches
 	return false;
 }
 
@@ -1430,13 +1423,34 @@ bool cPlayer::HasPermission(const AString & a_Permission)
 
 
 
-bool cPlayer::IsInGroup( const AString & a_Group)
+bool cPlayer::PermissionMatches(const AStringVector & a_Permission, const AStringVector & a_Template)
 {
-	for (GroupList::iterator itr = m_ResolvedGroups.begin(); itr != m_ResolvedGroups.end(); ++itr)
+	// Check the sub-items if they are the same or there's a wildcard:
+	size_t lenP = a_Permission.size();
+	size_t lenT = a_Template.size();
+	size_t minLen = std::min(lenP, lenT);
+	for (size_t i = 0; i < minLen; i++)
 	{
-		if (a_Group.compare( (*itr)->GetName().c_str()) == 0)
+		if (a_Template[i] == "*")
+		{
+			// Has matched so far and now there's a wildcard in the template, so the permission matches:
 			return true;
+		}
+		if (a_Permission[i] != a_Template[i])
+		{
+			// Found a mismatch
+			return false;
+		}
+	}
+
+	// So far all the sub-items have matched
+	// If the sub-item count is the same, then the permission matches:
+	if (lenP == lenT)
+	{
+		return true;
 	}
+
+	// There are more sub-items in either the permission or the template, not a match:
 	return false;
 }
 
@@ -1444,87 +1458,38 @@ bool cPlayer::IsInGroup( const AString & a_Group)
 
 
 
-void cPlayer::ResolvePermissions()
+AString cPlayer::GetColor(void) const
 {
-	m_ResolvedPermissions.clear();  // Start with an empty map
-
-	// Copy all player specific permissions into the resolved permissions map
-	for (PermissionMap::iterator itr = m_Permissions.begin(); itr != m_Permissions.end(); ++itr)
+	if (m_MsgNameColorCode.empty() || (m_MsgNameColorCode == "-"))
 	{
-		m_ResolvedPermissions[ itr->first ] = itr->second;
+		// Color has not been assigned, return an empty string:
+		return AString();
 	}
 
-	for (GroupList::iterator GroupItr = m_ResolvedGroups.begin(); GroupItr != m_ResolvedGroups.end(); ++GroupItr)
-	{
-		const cGroup::PermissionMap & Permissions = (*GroupItr)->GetPermissions();
-		for (cGroup::PermissionMap::const_iterator itr = Permissions.begin(); itr != Permissions.end(); ++itr)
-		{
-			m_ResolvedPermissions[ itr->first ] = itr->second;
-		}
-	}
+	// Return the color, including the delimiter:
+	return cChatColor::Delimiter + m_MsgNameColorCode;
 }
 
 
 
 
 
-void cPlayer::ResolveGroups()
+AString cPlayer::GetPlayerListName(void) const
 {
-	// Clear resolved groups first
-	m_ResolvedGroups.clear();
+	const AString & Color = GetColor();
 
-	// Get a complete resolved list of all groups the player is in
-	std::map< cGroup*, bool > AllGroups;  // Use a map, because it's faster than iterating through a list to find duplicates
-	GroupList ToIterate;
-	for (GroupList::iterator GroupItr = m_Groups.begin(); GroupItr != m_Groups.end(); ++GroupItr)
+	if (HasCustomName())
 	{
-		ToIterate.push_back( *GroupItr);
+		return m_CustomName;
 	}
-	while (ToIterate.begin() != ToIterate.end())
+	else if ((GetName().length() <= 14) && !Color.empty())
 	{
-		cGroup* CurrentGroup = *ToIterate.begin();
-		if (AllGroups.find( CurrentGroup) != AllGroups.end())
-		{
-			LOGWARNING("ERROR: Player \"%s\" is in the group multiple times (\"%s\"). Please fix your settings in users.ini!",
-				GetName().c_str(), CurrentGroup->GetName().c_str()
-			);
-		}
-		else
-		{
-			AllGroups[ CurrentGroup ] = true;
-			m_ResolvedGroups.push_back( CurrentGroup);  // Add group to resolved list
-			const cGroup::GroupList & Inherits = CurrentGroup->GetInherits();
-			for (cGroup::GroupList::const_iterator itr = Inherits.begin(); itr != Inherits.end(); ++itr)
-			{
-				if (AllGroups.find( *itr) != AllGroups.end())
-				{
-					LOGERROR("ERROR: Player %s is in the same group multiple times due to inheritance (%s). FIX IT!", GetName().c_str(), (*itr)->GetName().c_str());
-					continue;
-				}
-				ToIterate.push_back( *itr);
-			}
-		}
-		ToIterate.erase( ToIterate.begin());
-	}
-}
-
-
-
-
-
-AString cPlayer::GetColor(void) const
-{
-	if (m_Color != '-')
-	{
-		return cChatColor::Delimiter + m_Color;
+		return Printf("%s%s", Color.c_str(), GetName().c_str());
 	}
-
-	if (m_Groups.size() < 1)
+	else
 	{
-		return cChatColor::White;
+		return GetName();
 	}
-
-	return (*m_Groups.begin())->GetColor();
 }
 
 
@@ -1597,7 +1562,12 @@ void cPlayer::TossPickup(const cItem & a_Item)
 
 void cPlayer::TossItems(const cItems & a_Items)
 {
-	m_Stats.AddValue(statItemsDropped, a_Items.Size());
+	if (IsGameModeSpectator())  // Players can't toss items in spectator
+	{
+		return;
+	}
+	
+	m_Stats.AddValue(statItemsDropped, (StatValue)a_Items.Size());
 
 	double vX = 0, vY = 0, vZ = 0;
 	EulerToVector(-GetYaw(), GetPitch(), vZ, vX, vY);
@@ -1640,48 +1610,9 @@ bool cPlayer::DoMoveToWorld(cWorld * a_World, bool a_ShouldSendRespawn)
 
 
 
-void cPlayer::LoadPermissionsFromDisk()
-{
-	m_Groups.clear();
-	m_Permissions.clear();
-
-	cIniFile IniFile;
-	if (IniFile.ReadFile("users.ini"))
-	{
-		AString Groups = IniFile.GetValueSet(GetName(), "Groups", "Default");
-		AStringVector Split = StringSplitAndTrim(Groups, ",");
-
-		for (AStringVector::const_iterator itr = Split.begin(), end = Split.end(); itr != end; ++itr)
-		{
-			if (!cRoot::Get()->GetGroupManager()->ExistsGroup(*itr))
-			{
-				LOGWARNING("The group %s for player %s was not found!", itr->c_str(), GetName().c_str());
-			}
-			AddToGroup(*itr);
-		}
-
-		AString Color = IniFile.GetValue(GetName(), "Color", "-");
-		if (!Color.empty())
-		{
-			m_Color = Color[0];
-		}
-	}
-	else
-	{
-		cGroupManager::GenerateDefaultUsersIni(IniFile);
-		IniFile.AddValue("Groups", GetName(), "Default");
-		AddToGroup("Default");
-	}
-	IniFile.WriteFile("users.ini");
-	ResolvePermissions();
-}
-
-
-
-
 bool cPlayer::LoadFromDisk(cWorldPtr & a_World)
 {
-	LoadPermissionsFromDisk();
+	LoadRank();
 
 	// Load from the UUID file:
 	if (LoadFromFile(GetUUIDFileName(m_UUID), a_World))
@@ -1691,8 +1622,10 @@ bool cPlayer::LoadFromDisk(cWorldPtr & a_World)
 	
 	// Load from the offline UUID file, if allowed:
 	AString OfflineUUID = cClientHandle::GenerateOfflineUUID(GetName());
+	const char * OfflineUsage = " (unused)";
 	if (cRoot::Get()->GetServer()->ShouldLoadOfflinePlayerData())
 	{
+		OfflineUsage = "";
 		if (LoadFromFile(GetUUIDFileName(OfflineUUID), a_World))
 		{
 			return true;
@@ -1715,8 +1648,8 @@ bool cPlayer::LoadFromDisk(cWorldPtr & a_World)
 	}
 	
 	// None of the files loaded successfully
-	LOG("Player data file not found for %s (%s, offline %s), will be reset to defaults.",
-		GetName().c_str(), m_UUID.c_str(), OfflineUUID.c_str()
+	LOG("Player data file not found for %s (%s, offline %s%s), will be reset to defaults.",
+		GetName().c_str(), m_UUID.c_str(), OfflineUUID.c_str(), OfflineUsage
 	);
 
 	if (a_World == NULL)
@@ -1795,7 +1728,11 @@ bool cPlayer::LoadFromFile(const AString & a_FileName, cWorldPtr & a_World)
 	cEnderChestEntity::LoadFromJson(root["enderchestinventory"], m_EnderChestContents);
 
 	m_LoadedWorldName = root.get("world", "world").asString();
-	a_World = cRoot::Get()->GetWorld(GetLoadedWorldName(), true);
+	a_World = cRoot::Get()->GetWorld(GetLoadedWorldName(), false);
+	if (a_World == NULL)
+	{
+		a_World = cRoot::Get()->GetDefaultWorld();
+	}
 
 	m_LastBedPos.x = root.get("SpawnX", a_World->GetSpawnX()).asInt();
 	m_LastBedPos.y = root.get("SpawnY", a_World->GetSpawnY()).asInt();
@@ -1819,6 +1756,7 @@ bool cPlayer::LoadFromFile(const AString & a_FileName, cWorldPtr & a_World)
 
 bool cPlayer::SaveToDisk()
 {
+	cFile::CreateFolder(FILE_IO_PREFIX + AString("players/"));  // Create the "players" folder, if it doesn't exist yet (#1268)
 	cFile::CreateFolder(FILE_IO_PREFIX + AString("players/") + m_UUID.substr(0, 2));
 
 	// create the JSON data
@@ -1913,31 +1851,33 @@ bool cPlayer::SaveToDisk()
 
 
 
-cPlayer::StringList cPlayer::GetResolvedPermissions()
+void cPlayer::UseEquippedItem(int a_Amount)
 {
-	StringList Permissions;
+	if (IsGameModeCreative() || IsGameModeSpectator())  // No damage in creative or spectator
+	{
+		return;
+	}
 
-	const PermissionMap& ResolvedPermissions = m_ResolvedPermissions;
-	for (PermissionMap::const_iterator itr = ResolvedPermissions.begin(); itr != ResolvedPermissions.end(); ++itr)
+	// If the item has an unbreaking enchantment, give it a random chance of not breaking:
+	cItem Item = GetEquippedItem();
+	int UnbreakingLevel = Item.m_Enchantments.GetLevel(cEnchantments::enchUnbreaking);
+	if (UnbreakingLevel > 0)
 	{
-		if (itr->second)
+		int chance;
+		if (ItemCategory::IsArmor(Item.m_ItemType))
 		{
-			Permissions.push_back( itr->first);
+			chance = 60 + (40 / (UnbreakingLevel + 1));
+		}
+		else
+		{
+			chance = 100 / (UnbreakingLevel + 1);
 		}
-	}
-
-	return Permissions;
-}
-
-
-
-
 
-void cPlayer::UseEquippedItem(int a_Amount)
-{
-	if (IsGameModeCreative())  // No damage in creative
-	{
-		return;
+		cFastRandom Random;
+		if (Random.NextInt(101) <= chance)
+		{
+			return;
+		}
 	}
 
 	if (GetInventory().DamageEquippedItem(a_Amount))
@@ -1977,19 +1917,34 @@ void cPlayer::HandleFood(void)
 		return;
 	}
 
+	// Apply food exhaustion that has accumulated:
+	if (m_FoodExhaustionLevel > 4.0)
+	{
+		m_FoodExhaustionLevel -= 4.0;
+
+		if (m_FoodSaturationLevel > 0.0)
+		{
+			m_FoodSaturationLevel = std::max(m_FoodSaturationLevel - 1.0, 0.0);
+		}
+		else
+		{
+			SetFoodLevel(m_FoodLevel - 1);
+		}
+	}
+
 	// Heal or damage, based on the food level, using the m_FoodTickTimer:
-	if ((m_FoodLevel > 17) || (m_FoodLevel <= 0))
+	if ((m_FoodLevel >= 18) || (m_FoodLevel <= 0))
 	{
 		m_FoodTickTimer++;
 		if (m_FoodTickTimer >= 80)
 		{
 			m_FoodTickTimer = 0;
 
-			if ((m_FoodLevel > 17) && (GetHealth() < GetMaxHealth()))
+			if ((m_FoodLevel >= 18) && (GetHealth() < GetMaxHealth()))
 			{
 				// Regenerate health from food, incur 3 pts of food exhaustion:
 				Heal(1);
-				m_FoodExhaustionLevel += 3.0;
+				AddFoodExhaustion(3.0);
 			}
 			else if ((m_FoodLevel <= 0) && (m_Health > 1))
 			{
@@ -1998,20 +1953,9 @@ void cPlayer::HandleFood(void)
 			}
 		}
 	}
-
-	// Apply food exhaustion that has accumulated:
-	if (m_FoodExhaustionLevel >= 4.0)
+	else
 	{
-		m_FoodExhaustionLevel -= 4.0;
-
-		if (m_FoodSaturationLevel >= 1.0)
-		{
-			m_FoodSaturationLevel -= 1.0;
-		}
-		else
-		{
-			SetFoodLevel(m_FoodLevel - 1);
-		}
+		m_FoodTickTimer = 0;
 	}
 }
 
@@ -2086,14 +2030,17 @@ void cPlayer::UpdateMovementStats(const Vector3d & a_DeltaPos)
 		else if (IsSubmerged())
 		{
 			m_Stats.AddValue(statDistDove, Value);
+			AddFoodExhaustion(0.00015 * (double)Value);
 		}
 		else if (IsSwimming())
 		{
 			m_Stats.AddValue(statDistSwum, Value);
+			AddFoodExhaustion(0.00015 * (double)Value);
 		}
 		else if (IsOnGround())
 		{
 			m_Stats.AddValue(statDistWalked, Value);
+			AddFoodExhaustion((m_IsSprinting ? 0.001 : 0.0001) * (double)Value);
 		}
 		else
 		{
@@ -2114,8 +2061,8 @@ void cPlayer::UpdateMovementStats(const Vector3d & a_DeltaPos)
 				cMonster * Monster = (cMonster *)m_AttachedTo;
 				switch (Monster->GetMobType())
 				{
-					case cMonster::mtPig:   m_Stats.AddValue(statDistPig,   Value); break;
-					case cMonster::mtHorse: m_Stats.AddValue(statDistHorse, Value); break;
+					case mtPig:   m_Stats.AddValue(statDistPig,   Value); break;
+					case mtHorse: m_Stats.AddValue(statDistHorse, Value); break;
 					default: break;
 				}
 				break;
@@ -2184,6 +2131,36 @@ void cPlayer::ApplyFoodExhaustionFromMovement()
 
 
 
+void cPlayer::LoadRank(void)
+{
+	// Load the values from cRankManager:
+	cRankManager & RankMgr = cRoot::Get()->GetRankManager();
+	m_Rank = RankMgr.GetPlayerRankName(m_UUID);
+	if (m_Rank.empty())
+	{
+		m_Rank = RankMgr.GetDefaultRank();
+	}
+	else
+	{
+		// Update the name:
+		RankMgr.UpdatePlayerName(m_UUID, m_PlayerName);
+	}
+	m_Permissions = RankMgr.GetPlayerPermissions(m_UUID);
+	RankMgr.GetRankVisuals(m_Rank, m_MsgPrefix, m_MsgSuffix, m_MsgNameColorCode);
+
+	// Break up the individual permissions on each dot, into m_SplitPermissions:
+	m_SplitPermissions.clear();
+	m_SplitPermissions.reserve(m_Permissions.size());
+	for (AStringVector::const_iterator itr = m_Permissions.begin(), end = m_Permissions.end(); itr != end; ++itr)
+	{
+		m_SplitPermissions.push_back(StringSplit(*itr, "."));
+	}  // for itr - m_Permissions[]
+}
+
+
+
+
+
 void cPlayer::Detach()
 {
 	super::Detach();
@@ -2216,12 +2193,13 @@ void cPlayer::Detach()
 
 AString cPlayer::GetUUIDFileName(const AString & a_UUID)
 {
-	ASSERT(a_UUID.size() == 36);
+	AString UUID = cMojangAPI::MakeUUIDDashed(a_UUID);
+	ASSERT(UUID.length() == 36);
 	
 	AString res("players/");
-	res.append(a_UUID, 0, 2);
+	res.append(UUID, 0, 2);
 	res.push_back('/');
-	res.append(a_UUID, 2, AString::npos);
+	res.append(UUID, 2, AString::npos);
 	res.append(".json");
 	return res;
 }
diff --git a/src/Entities/Player.h b/src/Entities/Player.h
index 65c1e33a8..22d6a2ae2 100644
--- a/src/Entities/Player.h
+++ b/src/Entities/Player.h
@@ -13,7 +13,6 @@
 
 
 
-class cGroup;
 class cWindow;
 class cClientHandle;
 class cTeam;
@@ -29,12 +28,13 @@ class cPlayer :
 	typedef cPawn super;
 	
 public:
-	enum
-	{
-		MAX_HEALTH = 20,
-		MAX_FOOD_LEVEL = 20,
-		EATING_TICKS = 30,  ///< Number of ticks it takes to eat an item
-	} ;
+	static const int MAX_HEALTH;
+	
+	static const int MAX_FOOD_LEVEL;
+	
+	/** Number of ticks it takes to eat an item */
+	static const int EATING_TICKS;
+	
 	// tolua_end
 	
 	CLASS_PROTODEF(cPlayer)
@@ -171,6 +171,9 @@ public:
 	/** Returns true if the player is in Adventure mode, either explicitly, or by inheriting from current world */
 	bool IsGameModeAdventure(void) const;
 	
+	/** Returns true if the player is in Spectator mode, either explicitly, or by inheriting from current world */
+	bool IsGameModeSpectator(void) const;
+	
 	AString GetIP(void) const { return m_IP; }  // tolua_export
 
 	/** Returns the associated team, NULL if none */
@@ -179,11 +182,11 @@ public:
 	/** Sets the player team, NULL if none */
 	void SetTeam(cTeam * a_Team);
 
+	// tolua_end
+
 	/** Forces the player to query the scoreboard for his team */
 	cTeam * UpdateTeam(void);
 
-	// tolua_end
-
 	/** Return the associated statistic and achievement manager. */
 	cStatManager & GetStatManager() { return m_Stats; }
 
@@ -235,26 +238,25 @@ public:
 	
 	// tolua_end
 
-	typedef std::list< cGroup* > GroupList;
-	typedef std::list< std::string > StringList;
+	bool HasPermission(const AString & a_Permission);  // tolua_export
 
-	/** Adds a player to existing group or creates a new group when it doesn't exist */
-	void AddToGroup( const AString & a_GroupName);  // tolua_export
-	
-	/** Removes a player from the group, resolves permissions and group inheritance (case sensitive) */
-	void RemoveFromGroup( const AString & a_GroupName);  // tolua_export
-	
-	bool HasPermission( const AString & a_Permission);  // tolua_export
-	const GroupList & GetGroups() { return m_Groups; }  // >> EXPORTED IN MANUALBINDINGS <<
-	StringList GetResolvedPermissions();  // >> EXPORTED IN MANUALBINDINGS <<
-	bool IsInGroup( const AString & a_Group);  // tolua_export
+	/** Returns true iff a_Permission matches the a_Template.
+	A match is defined by either being exactly the same, or each sub-item matches until there's a wildcard in a_Template.
+	Ie. {"a", "b", "c"} matches {"a", "b", "*"} but doesn't match {"a", "b"} */
+	static bool PermissionMatches(const AStringVector & a_Permission, const AStringVector & a_Template);  // Exported in ManualBindings with AString params
+
+	/** Returns all the permissions that the player has assigned to them. */
+	const AStringVector & GetPermissions(void) { return m_Permissions; }  // Exported in ManualBindings.cpp
 
 	// tolua_begin
 	
-	/** Returns the full color code to use for this player, based on their primary group or set in m_Color.
-	The returned value includes the cChatColor::Delimiter. */
+	/** Returns the full color code to use for this player, based on their rank.
+	The returned value either is empty, or includes the cChatColor::Delimiter. */
 	AString GetColor(void) const;
 
+	/** Returns the name that is used in the playerlist. */
+	AString GetPlayerListName(void) const;
+
 	/** tosses the item in the selected hotbar slot */
 	void TossEquippedItem(char a_Amount = 1);
 
@@ -284,13 +286,7 @@ public:
 	bool Feed(int a_Food, double a_Saturation);
 
 	/** Adds the specified exhaustion to m_FoodExhaustion. Expects only positive values. */
-	void AddFoodExhaustion(double a_Exhaustion)
-	{
-		m_FoodExhaustionLevel += a_Exhaustion;
-	}
-	
-	/** Starts the food poisoning for the specified amount of ticks */
-	void FoodPoison(int a_NumTicks);
+	void AddFoodExhaustion(double a_Exhaustion);
 	
 	/** Returns true if the player is currently in the process of eating the currently equipped item */
 	bool IsEating(void) const { return (m_EatingFinishTick >= 0); }
@@ -352,8 +348,6 @@ public:
 	*/
 	bool LoadFromFile(const AString & a_FileName, cWorldPtr & a_World);
 	
-	void LoadPermissionsFromDisk(void);  // tolua_export
-
 	const AString & GetLoadedWorldName() { return m_LoadedWorldName; }
 
 	void UseEquippedItem(int a_Amount = 1);
@@ -410,6 +404,16 @@ public:
 	/** If true the player can fly even when he's not in creative. */
 	void SetCanFly(bool a_CanFly);
 
+	/** Returns true if the player has a custom name. */
+	bool HasCustomName(void) const { return !m_CustomName.empty(); }
+
+	/** Returns the custom name of this player. If the player hasn't a custom name, it will return an empty string. */
+	const AString & GetCustomName(void) const { return m_CustomName; }
+
+	/** Sets the custom name of this player. If you want to disable the custom name, simply set an empty string.
+	The custom name will be used in the tab-list, in the player nametag and in the tab-completion. */
+	void SetCustomName(const AString & a_CustomName);
+
 	/** Gets the last position that the player slept in
 	This is initialised to the world spawn point if the player has not slept in a bed as of yet
 	*/
@@ -417,12 +421,24 @@ public:
 
 	/** Sets the player's bed (home) position */
 	void SetBedPos(const Vector3i & a_Pos) { m_LastBedPos = a_Pos; }
+	
+	// tolua_end
 
 	/** Update movement-related statistics. */
 	void UpdateMovementStats(const Vector3d & a_DeltaPos);
+	
+	// tolua_begin
 
 	/** Returns wheter the player can fly or not. */
 	virtual bool CanFly(void) const { return m_CanFly; }
+	
+	/** Returns the UUID (short format) that has been read from the client, or empty string if not available. */
+	const AString & GetUUID(void) const { return m_UUID; }
+
+	/** (Re)loads the rank and permissions from the cRankManager.
+	Expects the m_UUID member to be valid.
+	Loads the m_Rank, m_Permissions, m_MsgPrefix, m_MsgSuffix and m_MsgNameColorCode members. */
+	void LoadRank(void);
 
 	// tolua_end
 
@@ -434,12 +450,22 @@ public:
 	virtual void Detach(void);
 	
 protected:
-	typedef std::map< std::string, bool > PermissionMap;
-	PermissionMap m_ResolvedPermissions;
-	PermissionMap m_Permissions;
 
-	GroupList m_ResolvedGroups;
-	GroupList m_Groups;
+	typedef std::vector<std::vector<AString> > AStringVectorVector;
+
+	/** The name of the rank assigned to this player. */
+	AString m_Rank;
+
+	/** All the permissions that this player has, based on their rank. */
+	AStringVector m_Permissions;
+
+	/** All the permissions that this player has, based on their rank, split into individual dot-delimited parts.
+	This is used mainly by the HasPermission() function to optimize the lookup. */
+	AStringVectorVector m_SplitPermissions;
+
+	// Message visuals:
+	AString m_MsgPrefix, m_MsgSuffix;
+	AString m_MsgNameColorCode;
 
 	AString m_PlayerName;
 	AString m_LoadedWorldName;
@@ -484,8 +510,6 @@ protected:
 	/** The player's last saved bed position */
 	Vector3i m_LastBedPos;
 
-	char m_Color;
-
 	eGameMode m_GameMode;
 	AString m_IP;
 	
@@ -554,10 +578,12 @@ protected:
 	*/
 	bool m_bIsTeleporting;
 	
-	/** The UUID of the player, as read from the ClientHandle.
+	/** The short UUID (no dashes) of the player, as read from the ClientHandle.
 	If no ClientHandle is given, the UUID is initialized to empty. */
 	AString m_UUID;
 
+	AString m_CustomName;
+
 	/** Sets the speed and sends it to the client, so that they are forced to move so. */
 	virtual void DoSetSpeed(double a_SpeedX, double a_SpeedY, double a_SpeedZ) override;
 
diff --git a/src/Entities/ProjectileEntity.cpp b/src/Entities/ProjectileEntity.cpp
index 43023ec28..acc9bd674 100644
--- a/src/Entities/ProjectileEntity.cpp
+++ b/src/Entities/ProjectileEntity.cpp
@@ -222,7 +222,8 @@ cProjectileEntity::cProjectileEntity(eKind a_Kind, cEntity * a_Creator, double a
 	m_ProjectileKind(a_Kind),
 	m_CreatorData(
 		((a_Creator != NULL) ? a_Creator->GetUniqueID() : -1),
-		((a_Creator != NULL) ? (a_Creator->IsPlayer() ? ((cPlayer *)a_Creator)->GetName() : "") : "")
+		((a_Creator != NULL) ? (a_Creator->IsPlayer() ? ((cPlayer *)a_Creator)->GetName() : "") : ""),
+		((a_Creator != NULL) ? a_Creator->GetEquippedWeapon().m_Enchantments : cEnchantments())
 	),
 	m_IsInGround(false)
 {
@@ -235,7 +236,7 @@ cProjectileEntity::cProjectileEntity(eKind a_Kind, cEntity * a_Creator, double a
 cProjectileEntity::cProjectileEntity(eKind a_Kind, cEntity * a_Creator, const Vector3d & a_Pos, const Vector3d & a_Speed, double a_Width, double a_Height) :
 	super(etProjectile, a_Pos.x, a_Pos.y, a_Pos.z, a_Width, a_Height),
 	m_ProjectileKind(a_Kind),
-	m_CreatorData(a_Creator->GetUniqueID(), a_Creator->IsPlayer() ? ((cPlayer *)a_Creator)->GetName() : ""),
+	m_CreatorData(a_Creator->GetUniqueID(), a_Creator->IsPlayer() ? ((cPlayer *)a_Creator)->GetName() : "", a_Creator->GetEquippedWeapon().m_Enchantments),
 	m_IsInGround(false)
 {
 	SetSpeed(a_Speed);
diff --git a/src/Entities/ProjectileEntity.h b/src/Entities/ProjectileEntity.h
index 0ebc32f36..990136a32 100644
--- a/src/Entities/ProjectileEntity.h
+++ b/src/Entities/ProjectileEntity.h
@@ -94,14 +94,16 @@ protected:
 	*/
 	struct CreatorData
 	{
-		CreatorData(int a_UniqueID, const AString & a_Name) :
+		CreatorData(int a_UniqueID, const AString & a_Name, const cEnchantments & a_Enchantments) :
 			m_UniqueID(a_UniqueID),
-			m_Name(a_Name)
+			m_Name(a_Name),
+			m_Enchantments(a_Enchantments)
 		{
 		}
 
 		const int m_UniqueID;
 		AString m_Name;
+		cEnchantments m_Enchantments;
 	};
 
 	/** The type of projectile I am */
diff --git a/src/Entities/ThrownEggEntity.cpp b/src/Entities/ThrownEggEntity.cpp
index 456083108..5ae85bee8 100644
--- a/src/Entities/ThrownEggEntity.cpp
+++ b/src/Entities/ThrownEggEntity.cpp
@@ -48,13 +48,13 @@ void cThrownEggEntity::TrySpawnChicken(const Vector3d & a_HitPos)
 {
 	if (m_World->GetTickRandomNumber(7) == 1)
 	{
-		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
+		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, mtChicken);
 	}
 	else if (m_World->GetTickRandomNumber(32) == 1)
 	{
-		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
-		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
-		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
-		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
+		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, mtChicken);
+		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, mtChicken);
+		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, mtChicken);
+		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, mtChicken);
 	}
 }
diff --git a/src/Entities/ThrownSnowballEntity.cpp b/src/Entities/ThrownSnowballEntity.cpp
index d94e75898..496397100 100644
--- a/src/Entities/ThrownSnowballEntity.cpp
+++ b/src/Entities/ThrownSnowballEntity.cpp
@@ -32,8 +32,8 @@ void cThrownSnowballEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d &
 	int TotalDamage = 0;
 	if (a_EntityHit.IsMob())
 	{
-		cMonster::eType MobType = ((cMonster &) a_EntityHit).GetMobType();
-		if (MobType == cMonster::mtBlaze)
+		eMonsterType MobType = ((cMonster &) a_EntityHit).GetMobType();
+		if (MobType == mtBlaze)
 		{
 			TotalDamage = 3;
 		}