24 files changed, 369 insertions, 38 deletions

diff --git a/source/AllToLua.pkg b/source/AllToLua.pkg
index cd22aba0a..360901ecb 100644
--- a/source/AllToLua.pkg
+++ b/source/AllToLua.pkg
@@ -59,6 +59,7 @@ $cfile "Generating/ChunkDesc.h"
 $cfile "CraftingRecipes.h"
 $cfile "UI/Window.h"
 $cfile "LuaWindow.h"
+$cfile "Mobs/Monster.h"
 
 
 
diff --git a/source/Bindings.cpp b/source/Bindings.cpp
index fd953e29d..653c01f7f 100644
--- a/source/Bindings.cpp
+++ b/source/Bindings.cpp
@@ -1,6 +1,6 @@
 /*
 ** Lua binding: AllToLua
-** Generated automatically by tolua++-1.0.92 on 08/07/13 12:06:03.
+** Generated automatically by tolua++-1.0.92 on 08/08/13 09:04:23.
 */
 
 #ifndef __cplusplus
@@ -59,6 +59,7 @@ TOLUA_API int  tolua_AllToLua_open (lua_State* tolua_S);
 #include "CraftingRecipes.h"
 #include "UI/Window.h"
 #include "LuaWindow.h"
+#include "Mobs/Monster.h"
 
 /* function to release collected object via destructor */
 #ifdef __cplusplus
@@ -203,6 +204,7 @@ static void tolua_reg_types (lua_State* tolua_S)
 {
  tolua_usertype(tolua_S,"TakeDamageInfo");
  tolua_usertype(tolua_S,"cPlugin_NewLua");
+ tolua_usertype(tolua_S,"cMonster");
  tolua_usertype(tolua_S,"cCraftingGrid");
  tolua_usertype(tolua_S,"cCraftingRecipe");
  tolua_usertype(tolua_S,"cPlugin");
@@ -8256,10 +8258,11 @@ static int tolua_AllToLua_cPlayer_Initialize00(lua_State* tolua_S)
   if (!self) tolua_error(tolua_S,"invalid 'self' in function 'Initialize'", NULL);
 #endif
   {
-   self->Initialize(a_World);
+   bool tolua_ret = (bool)  self->Initialize(a_World);
+   tolua_pushboolean(tolua_S,(bool)tolua_ret);
   }
  }
- return 0;
+ return 1;
 #ifndef TOLUA_RELEASE
  tolua_lerror:
  tolua_error(tolua_S,"#ferror in function 'Initialize'.",&tolua_err);
@@ -10087,12 +10090,15 @@ static int tolua_AllToLua_cPlayer_SetSprint00(lua_State* tolua_S)
 
  class Lua__cPlayer : public cPlayer, public ToluaBase {
 public:
-	 void  Initialize( cWorld* a_World) {
+	 bool  Initialize( cWorld* a_World) {
 		if (push_method("Initialize",  tolua_AllToLua_cPlayer_Initialize00)) {
 			tolua_pushusertype(lua_state, (void*)a_World, "cWorld");
-			ToluaBase::dbcall(lua_state, 2, 0);
+			ToluaBase::dbcall(lua_state, 2, 1);
+			 bool  tolua_ret = ( bool )tolua_toboolean(lua_state, -1, 0);
+			lua_pop(lua_state, 1);
+			return tolua_ret;
 		} else {
-			return ( void ) cPlayer:: Initialize(a_World);
+			return ( bool ) cPlayer:: Initialize(a_World);
 		};
 	};
 	 void  MoveTo( const Vector3d& a_NewPos) {
@@ -10296,8 +10302,8 @@ public:
 		};
 	};
 
-	 void cPlayer__Initialize( cWorld* a_World) {
-		return ( void )cPlayer::Initialize(a_World);
+	 bool cPlayer__Initialize( cWorld* a_World) {
+		return ( bool )cPlayer::Initialize(a_World);
 	};
 	 void cPlayer__MoveTo( const Vector3d& a_NewPos) {
 		return ( void )cPlayer::MoveTo(a_NewPos);
@@ -10415,10 +10421,11 @@ static int tolua_AllToLua_Lua__cPlayer_cPlayer__Initialize00(lua_State* tolua_S)
   if (!self) tolua_error(tolua_S,"invalid 'self' in function 'cPlayer__Initialize'", NULL);
 #endif
   {
-   self->cPlayer__Initialize(a_World);
+   bool tolua_ret = (bool)  self->cPlayer__Initialize(a_World);
+   tolua_pushboolean(tolua_S,(bool)tolua_ret);
   }
  }
- return 0;
+ return 1;
 #ifndef TOLUA_RELEASE
  tolua_lerror:
  tolua_error(tolua_S,"#ferror in function 'cPlayer__Initialize'.",&tolua_err);
@@ -29527,6 +29534,10 @@ TOLUA_API int tolua_AllToLua_open (lua_State* tolua_S)
    tolua_constant(tolua_S,"HOOK_PLAYER_USING_ITEM",cPluginManager::HOOK_PLAYER_USING_ITEM);
    tolua_constant(tolua_S,"HOOK_POST_CRAFTING",cPluginManager::HOOK_POST_CRAFTING);
    tolua_constant(tolua_S,"HOOK_PRE_CRAFTING",cPluginManager::HOOK_PRE_CRAFTING);
+   tolua_constant(tolua_S,"HOOK_SPAWNED_ENTITY",cPluginManager::HOOK_SPAWNED_ENTITY);
+   tolua_constant(tolua_S,"HOOK_SPAWNED_MONSTER",cPluginManager::HOOK_SPAWNED_MONSTER);
+   tolua_constant(tolua_S,"HOOK_SPAWNING_ENTITY",cPluginManager::HOOK_SPAWNING_ENTITY);
+   tolua_constant(tolua_S,"HOOK_SPAWNING_MONSTER",cPluginManager::HOOK_SPAWNING_MONSTER);
    tolua_constant(tolua_S,"HOOK_TAKE_DAMAGE",cPluginManager::HOOK_TAKE_DAMAGE);
    tolua_constant(tolua_S,"HOOK_TICK",cPluginManager::HOOK_TICK);
    tolua_constant(tolua_S,"HOOK_UPDATED_SIGN",cPluginManager::HOOK_UPDATED_SIGN);
@@ -30341,6 +30352,9 @@ TOLUA_API int tolua_AllToLua_open (lua_State* tolua_S)
    tolua_function(tolua_S,"GetContents",tolua_AllToLua_cLuaWindow_GetContents00);
    tolua_variable(tolua_S,"__cItemGrid__cListener__",tolua_get_cLuaWindow___cItemGrid__cListener__,NULL);
   tolua_endmodule(tolua_S);
+  tolua_cclass(tolua_S,"cMonster","cMonster","cPawn",NULL);
+  tolua_beginmodule(tolua_S,"cMonster");
+  tolua_endmodule(tolua_S);
   tolua_cclass(tolua_S,"cLineBlockTracer","cLineBlockTracer","",NULL);
   tolua_beginmodule(tolua_S,"cLineBlockTracer");
   tolua_endmodule(tolua_S);
diff --git a/source/Bindings.h b/source/Bindings.h
index a5654c062..b53029f08 100644
--- a/source/Bindings.h
+++ b/source/Bindings.h
@@ -1,6 +1,6 @@
 /*
 ** Lua binding: AllToLua
-** Generated automatically by tolua++-1.0.92 on 08/07/13 12:06:04.
+** Generated automatically by tolua++-1.0.92 on 08/08/13 09:04:23.
 */
 
 /* Exported function */
diff --git a/source/Entity.cpp b/source/Entity.cpp
index 2c822d0cc..8afdfdb95 100644
--- a/source/Entity.cpp
+++ b/source/Entity.cpp
@@ -129,14 +129,22 @@ const char * cEntity::GetParentClass(void) const
 
 
 
-void cEntity::Initialize(cWorld * a_World)
+bool cEntity::Initialize(cWorld * a_World)
 {
+	if (cPluginManager::Get()->CallHookSpawningEntity(*a_World, *this))
+	{
+		return false;
+	}
+	
 	LOGD("Initializing entity #%d (%s) at {%.02f, %.02f, %.02f}",
 		m_UniqueID, GetClass(), m_Pos.x, m_Pos.y, m_Pos.z
 	);
 	m_IsInitialized = true;
 	m_World = a_World;
 	m_World->AddEntity(this);
+	
+	cPluginManager::Get()->CallHookSpawnedEntity(*a_World, *this);
+	return true;
 }
 
 
diff --git a/source/Entity.h b/source/Entity.h
index bd66df5f5..c9d26e1a1 100644
--- a/source/Entity.h
+++ b/source/Entity.h
@@ -107,7 +107,8 @@ public:
 	cEntity(eEntityType a_EntityType, double a_X, double a_Y, double a_Z, double a_Width, double a_Height);
 	virtual ~cEntity();
 
-	virtual void Initialize(cWorld * a_World);
+	/// Spawns the entity in the world; returns true if spawned, false if not (plugin disallowed)
+	virtual bool Initialize(cWorld * a_World);
 
 	// tolua_begin
 	
diff --git a/source/FallingBlock.cpp b/source/FallingBlock.cpp
index 5dc99c771..05766ae01 100644
--- a/source/FallingBlock.cpp
+++ b/source/FallingBlock.cpp
@@ -22,10 +22,14 @@ cFallingBlock::cFallingBlock(const Vector3i & a_BlockPosition, BLOCKTYPE a_Block
 
 
 
-void cFallingBlock::Initialize(cWorld * a_World)
+bool cFallingBlock::Initialize(cWorld * a_World)
 {
-	super::Initialize(a_World);
-	a_World->BroadcastSpawnEntity(*this);
+	if (super::Initialize(a_World))
+	{
+		a_World->BroadcastSpawnEntity(*this);
+		return true;
+	}
+	return false;
 }
 
 
diff --git a/source/FallingBlock.h b/source/FallingBlock.h
index 887ae6268..492931fa3 100644
--- a/source/FallingBlock.h
+++ b/source/FallingBlock.h
@@ -30,7 +30,7 @@ public:
 	NIBBLETYPE GetBlockMeta(void) const { return m_BlockMeta; }
 	
 	// cEntity overrides:
-	virtual void Initialize(cWorld * a_World) override;
+	virtual bool Initialize(cWorld * a_World) override;
 	virtual void SpawnOn(cClientHandle & a_ClientHandle) override;
 	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
 	
diff --git a/source/LuaState.cpp b/source/LuaState.cpp
index 664ba8147..d4beb249b 100644
--- a/source/LuaState.cpp
+++ b/source/LuaState.cpp
@@ -396,6 +396,19 @@ void cLuaState::PushObject(cEntity * a_Entity)
 
 
 
+void cLuaState::PushObject(cMonster * a_Monster)
+{
+	ASSERT(IsValid());
+	ASSERT(m_NumCurrentFunctionArgs >= 0);  // A function must be pushed to stack first
+
+	tolua_pushusertype(m_LuaState, a_Monster, "cMonster");
+	m_NumCurrentFunctionArgs += 1;
+}
+
+
+
+
+
 void cLuaState::PushObject(cItem * a_Item)
 {
 	ASSERT(IsValid());
diff --git a/source/LuaState.h b/source/LuaState.h
index 6820f1777..15dbdbc0e 100644
--- a/source/LuaState.h
+++ b/source/LuaState.h
@@ -36,6 +36,7 @@ extern "C"
 class cWorld;
 class cPlayer;
 class cEntity;
+class cMonster;
 class cItem;
 class cItems;
 class cClientHandle;
@@ -145,6 +146,7 @@ public:
 	void PushObject(cWorld * a_World);
 	void PushObject(cPlayer * a_Player);
 	void PushObject(cEntity * a_Entity);
+	void PushObject(cMonster * a_Monster);
 	void PushObject(cItem * a_Item);
 	void PushObject(cItems * a_Items);
 	void PushObject(cClientHandle * a_ClientHandle);
diff --git a/source/Minecart.cpp b/source/Minecart.cpp
index bae56d582..cffa1b6e0 100644
--- a/source/Minecart.cpp
+++ b/source/Minecart.cpp
@@ -22,10 +22,14 @@ cMinecart::cMinecart(ePayload a_Payload, double a_X, double a_Y, double a_Z) :
 
 
 
-void cMinecart::Initialize(cWorld * a_World)
+bool cMinecart::Initialize(cWorld * a_World)
 {
-	super::Initialize(a_World);
-	a_World->BroadcastSpawnEntity(*this);
+	if (super::Initialize(a_World))
+	{
+		a_World->BroadcastSpawnEntity(*this);
+		return true;
+	}
+	return false;
 }
 
 
diff --git a/source/Minecart.h b/source/Minecart.h
index b7b4c2b04..e205a4963 100644
--- a/source/Minecart.h
+++ b/source/Minecart.h
@@ -33,7 +33,7 @@ public:
 	} ;
 	
 	// cEntity overrides:
-	virtual void Initialize(cWorld * a_World) override;
+	virtual bool Initialize(cWorld * a_World) override;
 	virtual void SpawnOn(cClientHandle & a_ClientHandle) override;
 	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
 	
diff --git a/source/Pickup.cpp b/source/Pickup.cpp
index 36322bcfb..217af969c 100644
--- a/source/Pickup.cpp
+++ b/source/Pickup.cpp
@@ -41,10 +41,14 @@ cPickup::cPickup(int a_MicroPosX, int a_MicroPosY, int a_MicroPosZ, const cItem
 
 
 
-void cPickup::Initialize(cWorld * a_World)
+bool cPickup::Initialize(cWorld * a_World)
 {
-	super::Initialize(a_World);
-	a_World->BroadcastSpawnEntity(*this);
+	if (super::Initialize(a_World))
+	{
+		a_World->BroadcastSpawnEntity(*this);
+		return true;
+	}
+	return false;
 }
 
 
diff --git a/source/Pickup.h b/source/Pickup.h
index f37618d2d..dcdc02137 100644
--- a/source/Pickup.h
+++ b/source/Pickup.h
@@ -26,7 +26,7 @@ public:
 
 	cPickup(int a_MicroPosX, int a_MicroPosY, int a_MicroPosZ, const cItem & a_Item, float a_SpeedX = 0.f, float a_SpeedY = 0.f, float a_SpeedZ = 0.f);	// tolua_export
 	
-	virtual void Initialize(cWorld * a_World) override;
+	virtual bool Initialize(cWorld * a_World) override;
 
 	cItem &       GetItem(void)       {return m_Item; }								// tolua_export
 	const cItem & GetItem(void) const {return m_Item; }
diff --git a/source/Player.cpp b/source/Player.cpp
index bbf39f789..ae119a1fb 100644
--- a/source/Player.cpp
+++ b/source/Player.cpp
@@ -121,10 +121,14 @@ cPlayer::~cPlayer(void)
 
 
 
-void cPlayer::Initialize(cWorld * a_World)
+bool cPlayer::Initialize(cWorld * a_World)
 {
-	super::Initialize(a_World);
-	GetWorld()->AddPlayer(this);
+	if (super::Initialize(a_World))
+	{
+		GetWorld()->AddPlayer(this);
+		return true;
+	}
+	return false;
 }
 
 
diff --git a/source/Player.h b/source/Player.h
index eea8c1596..c8d66b842 100644
--- a/source/Player.h
+++ b/source/Player.h
@@ -38,7 +38,7 @@ public:
 	cPlayer(cClientHandle * a_Client, const AString & a_PlayerName);
 	virtual ~cPlayer();
 
-	virtual void Initialize(cWorld * a_World);  // tolua_export
+	virtual bool Initialize(cWorld * a_World);  // tolua_export
 
 	virtual void SpawnOn(cClientHandle & a_Client) override;
 	
diff --git a/source/Plugin.cpp b/source/Plugin.cpp
index 20943b916..76110321a 100644
--- a/source/Plugin.cpp
+++ b/source/Plugin.cpp
@@ -5,6 +5,7 @@
 #include "Player.h"
 #include "World.h"
 #include "CommandOutput.h"
+#include "Mobs/Monster.h"
 
 
 
@@ -478,6 +479,50 @@ bool cPlugin::OnPreCrafting(const cPlayer * a_Player, const cCraftingGrid * a_Gr
 
 
 
+bool cPlugin::OnSpawnedEntity(cWorld & a_World, cEntity & a_Entity)
+{
+	UNUSED(a_World);
+	UNUSED(a_Entity);
+	return false;
+}
+
+
+
+
+
+bool cPlugin::OnSpawnedMonster(cWorld & a_World, cMonster & a_Monster)
+{
+	UNUSED(a_World);
+	UNUSED(a_Monster);
+	return false;
+}
+
+
+
+
+
+bool cPlugin::OnSpawningEntity(cWorld & a_World, cEntity & a_Entity)
+{
+	UNUSED(a_World);
+	UNUSED(a_Entity);
+	return false;
+}
+
+
+
+
+
+bool cPlugin::OnSpawningMonster(cWorld & a_World, cMonster & a_Monster)
+{
+	UNUSED(a_World);
+	UNUSED(a_Monster);
+	return false;
+}
+
+
+
+
+
 bool cPlugin::OnTakeDamage(cEntity & a_Receiver, TakeDamageInfo & a_TakeDamageInfo)
 {
 	UNUSED(a_Receiver);
diff --git a/source/Plugin.h b/source/Plugin.h
index 3b3feb99c..be10f1cde 100644
--- a/source/Plugin.h
+++ b/source/Plugin.h
@@ -80,6 +80,10 @@ public:
 	virtual bool OnPlayerUsingItem          (cPlayer & a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ);
 	virtual bool OnPostCrafting             (const cPlayer * a_Player, const cCraftingGrid * a_Grid, cCraftingRecipe * a_Recipe);
 	virtual bool OnPreCrafting              (const cPlayer * a_Player, const cCraftingGrid * a_Grid, cCraftingRecipe * a_Recipe);
+	virtual bool OnSpawnedEntity            (cWorld & a_World, cEntity & a_Entity);
+	virtual bool OnSpawnedMonster           (cWorld & a_World, cMonster & a_Monster);
+	virtual bool OnSpawningEntity           (cWorld & a_World, cEntity & a_Entity);
+	virtual bool OnSpawningMonster          (cWorld & a_World, cMonster & a_Monster);
 	virtual bool OnTakeDamage               (cEntity & a_Receiver, TakeDamageInfo & a_TakeDamageInfo);
 	virtual bool OnUpdatedSign              (cWorld * a_World, 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, cPlayer * a_Player);
 	virtual bool OnUpdatingSign             (cWorld * a_World, int a_BlockX, int a_BlockY, int a_BlockZ,       AString & a_Line1,       AString & a_Line2,       AString & a_Line3,       AString & a_Line4, cPlayer * a_Player);
diff --git a/source/PluginManager.cpp b/source/PluginManager.cpp
index 412200256..d4d4d1d20 100644
--- a/source/PluginManager.cpp
+++ b/source/PluginManager.cpp
@@ -888,6 +888,88 @@ bool cPluginManager::CallHookPreCrafting(const cPlayer * a_Player, const cCrafti
 
 
 
+bool cPluginManager::CallHookSpawnedEntity(cWorld & a_World, cEntity & a_Entity)
+{
+	HookMap::iterator Plugins = m_Hooks.find(HOOK_SPAWNED_ENTITY);
+	if (Plugins == m_Hooks.end())
+	{
+		return false;
+	}
+	for (PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr)
+	{
+		if ((*itr)->OnSpawnedEntity(a_World, a_Entity))
+		{
+			return true;
+		}
+	}
+	return false;
+}
+
+
+
+
+bool cPluginManager::CallHookSpawnedMonster(cWorld & a_World, cMonster & a_Monster)
+{
+	HookMap::iterator Plugins = m_Hooks.find(HOOK_SPAWNED_MONSTER);
+	if (Plugins == m_Hooks.end())
+	{
+		return false;
+	}
+	for (PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr)
+	{
+		if ((*itr)->OnSpawnedMonster(a_World, a_Monster))
+		{
+			return true;
+		}
+	}
+	return false;
+}
+
+
+
+
+bool cPluginManager::CallHookSpawningEntity(cWorld & a_World, cEntity & a_Entity)
+{
+	HookMap::iterator Plugins = m_Hooks.find(HOOK_SPAWNING_ENTITY);
+	if (Plugins == m_Hooks.end())
+	{
+		return false;
+	}
+	for (PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr)
+	{
+		if ((*itr)->OnSpawningEntity(a_World, a_Entity))
+		{
+			return true;
+		}
+	}
+	return false;
+}
+
+
+
+
+
+bool cPluginManager::CallHookSpawningMonster(cWorld & a_World, cMonster & a_Monster)
+{
+	HookMap::iterator Plugins = m_Hooks.find(HOOK_SPAWNING_MONSTER);
+	if (Plugins == m_Hooks.end())
+	{
+		return false;
+	}
+	for (PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr)
+	{
+		if ((*itr)->OnSpawningMonster(a_World, a_Monster))
+		{
+			return true;
+		}
+	}
+	return false;
+}
+
+
+
+
+
 bool cPluginManager::CallHookTakeDamage(cEntity & a_Receiver, TakeDamageInfo & a_TDI)
 {
 	HookMap::iterator Plugins = m_Hooks.find(HOOK_TAKE_DAMAGE);
diff --git a/source/PluginManager.h b/source/PluginManager.h
index 26bd34dc5..6c3fa81fe 100644
--- a/source/PluginManager.h
+++ b/source/PluginManager.h
@@ -15,9 +15,12 @@ class cWorld;
 // fwd: ChunkDesc.h
 class cChunkDesc;
 
-// fwd: Entityes/Entity.h
+// fwd: Entities/Entity.h
 class cEntity;
 
+// fwd: Mobs/Monster.h
+class cMonster;
+
 // fwd: Player.h
 class cPlayer;
 
@@ -82,6 +85,10 @@ public:																	// tolua_export
 		HOOK_PLAYER_USING_ITEM,
 		HOOK_POST_CRAFTING,
 		HOOK_PRE_CRAFTING,
+		HOOK_SPAWNED_ENTITY,
+		HOOK_SPAWNED_MONSTER,
+		HOOK_SPAWNING_ENTITY,
+		HOOK_SPAWNING_MONSTER,
 		HOOK_TAKE_DAMAGE,
 		HOOK_TICK,
 		HOOK_UPDATED_SIGN,
@@ -116,8 +123,9 @@ public:																	// tolua_export
 	void ReloadPlugins();												// tolua_export
 	void AddHook( cPlugin* a_Plugin, PluginHook a_Hook );				// tolua_export
 
-	unsigned int GetNumPlugins() const;									// tolua_export
-
+	unsigned int GetNumPlugins() const;  // tolua_export
+	
+	// Calls for individual hooks. Each returns false if the action is to continue or true if the plugin wants to abort
 	bool CallHookBlockToPickups           (cWorld * a_World, cEntity * a_Digger, int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta, cItems & a_Pickups);
 	bool CallHookChat                     (cPlayer * a_Player, AString & a_Message);
 	bool CallHookChunkAvailable           (cWorld * a_World, int a_ChunkX, int a_ChunkZ);
@@ -151,6 +159,10 @@ public:																	// tolua_export
 	bool CallHookPlayerUsingItem          (cPlayer & a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ);
 	bool CallHookPostCrafting             (const cPlayer * a_Player, const cCraftingGrid * a_Grid, cCraftingRecipe * a_Recipe);
 	bool CallHookPreCrafting              (const cPlayer * a_Player, const cCraftingGrid * a_Grid, cCraftingRecipe * a_Recipe);
+	bool CallHookSpawnedEntity            (cWorld & a_World, cEntity & a_Entity);
+	bool CallHookSpawnedMonster           (cWorld & a_World, cMonster & a_Monster);
+	bool CallHookSpawningEntity           (cWorld & a_World, cEntity & a_Entity);
+	bool CallHookSpawningMonster          (cWorld & a_World, cMonster & a_Monster);
 	bool CallHookTakeDamage               (cEntity & a_Receiver, TakeDamageInfo & a_TDI);
 	bool CallHookUpdatedSign              (cWorld * a_World, 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, cPlayer * a_Player);
 	bool CallHookUpdatingSign             (cWorld * a_World, int a_BlockX, int a_BlockY, int a_BlockZ,       AString & a_Line1,       AString & a_Line2,       AString & a_Line3,       AString & a_Line4, cPlayer * a_Player);
diff --git a/source/Plugin_NewLua.cpp b/source/Plugin_NewLua.cpp
index 704bb3a95..a85d5aae9 100644
--- a/source/Plugin_NewLua.cpp
+++ b/source/Plugin_NewLua.cpp
@@ -1102,6 +1102,117 @@ bool cPlugin_NewLua::OnPreCrafting(const cPlayer * a_Player, const cCraftingGrid
 
 
 
+bool cPlugin_NewLua::OnSpawnedEntity(cWorld & a_World, cEntity & a_Entity)
+{
+	cCSLock Lock(m_CriticalSection);
+	const char * FnName = GetHookFnName(cPluginManager::HOOK_SPAWNED_ENTITY);
+	ASSERT(FnName != NULL);
+	if (!m_LuaState.PushFunction(FnName))
+	{
+		return false;
+	}
+
+	m_LuaState.PushObject(&a_World);
+	m_LuaState.PushObject(&a_Entity);
+
+	if (!m_LuaState.CallFunction(1))
+	{
+		return false;
+	}
+
+	bool bRetVal = (tolua_toboolean(m_LuaState, -1, 0) > 0);
+	lua_pop(m_LuaState, 1);
+	return bRetVal;
+}
+
+
+
+
+
+bool cPlugin_NewLua::OnSpawnedMonster(cWorld & a_World, cMonster & a_Monster)
+{
+	cCSLock Lock(m_CriticalSection);
+	const char * FnName = GetHookFnName(cPluginManager::HOOK_SPAWNED_MONSTER);
+	ASSERT(FnName != NULL);
+	if (!m_LuaState.PushFunction(FnName))
+	{
+		return false;
+	}
+
+	m_LuaState.PushObject(&a_World);
+	m_LuaState.PushObject(&a_Monster);
+
+	if (!m_LuaState.CallFunction(1))
+	{
+		return false;
+	}
+
+	bool bRetVal = (tolua_toboolean(m_LuaState, -1, 0) > 0);
+	lua_pop(m_LuaState, 1);
+	return bRetVal;
+	return false;
+}
+
+
+
+
+
+bool cPlugin_NewLua::OnSpawningEntity(cWorld & a_World, cEntity & a_Entity)
+{
+	cCSLock Lock(m_CriticalSection);
+	const char * FnName = GetHookFnName(cPluginManager::HOOK_SPAWNING_ENTITY);
+	ASSERT(FnName != NULL);
+	if (!m_LuaState.PushFunction(FnName))
+	{
+		return false;
+	}
+
+	m_LuaState.PushObject(&a_World);
+	m_LuaState.PushObject(&a_Entity);
+
+	if (!m_LuaState.CallFunction(1))
+	{
+		return false;
+	}
+
+	bool bRetVal = (tolua_toboolean(m_LuaState, -1, 0) > 0);
+	lua_pop(m_LuaState, 1);
+	return bRetVal;
+	return false;
+}
+
+
+
+
+
+bool cPlugin_NewLua::OnSpawningMonster(cWorld & a_World, cMonster & a_Monster)
+{
+	cCSLock Lock(m_CriticalSection);
+	const char * FnName = GetHookFnName(cPluginManager::HOOK_SPAWNING_MONSTER);
+	ASSERT(FnName != NULL);
+	if (!m_LuaState.PushFunction(FnName))
+	{
+		return false;
+	}
+
+	m_LuaState.PushObject(&a_World);
+	m_LuaState.PushObject(&a_Monster);
+
+	if (!m_LuaState.CallFunction(1))
+	{
+		return false;
+	}
+
+	bool bRetVal = (tolua_toboolean(m_LuaState, -1, 0) > 0);
+	lua_pop(m_LuaState, 1);
+	return bRetVal;
+	return false;
+}
+
+
+
+
+
 bool cPlugin_NewLua::OnTakeDamage(cEntity & a_Receiver, TakeDamageInfo & a_TDI)
 {
 	cCSLock Lock(m_CriticalSection);
@@ -1482,6 +1593,10 @@ const char * cPlugin_NewLua::GetHookFnName(cPluginManager::PluginHook a_Hook)
 		case cPluginManager::HOOK_PLAYER_USING_ITEM:            return "OnPlayerUsingItem";
 		case cPluginManager::HOOK_POST_CRAFTING:                return "OnPostCrafting";
 		case cPluginManager::HOOK_PRE_CRAFTING:                 return "OnPreCrafting";
+		case cPluginManager::HOOK_SPAWNED_ENTITY:               return "OnSpawnedEntity";
+		case cPluginManager::HOOK_SPAWNED_MONSTER:              return "OnSpawnedMonster";
+		case cPluginManager::HOOK_SPAWNING_ENTITY:              return "OnSpawningEntity";
+		case cPluginManager::HOOK_SPAWNING_MONSTER:             return "OnSpawningMonster";
 		case cPluginManager::HOOK_TAKE_DAMAGE:                  return "OnTakeDamage";
 		case cPluginManager::HOOK_TICK:                         return "OnTick";
 		case cPluginManager::HOOK_UPDATED_SIGN:                 return "OnUpdatedSign";
diff --git a/source/Plugin_NewLua.h b/source/Plugin_NewLua.h
index d31a62601..ba66a9047 100644
--- a/source/Plugin_NewLua.h
+++ b/source/Plugin_NewLua.h
@@ -68,6 +68,10 @@ public:
 	virtual bool OnPlayerUsingItem          (cPlayer & a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override;
 	virtual bool OnPostCrafting             (const cPlayer * a_Player, const cCraftingGrid * a_Grid, cCraftingRecipe * a_Recipe) override;
 	virtual bool OnPreCrafting              (const cPlayer * a_Player, const cCraftingGrid * a_Grid, cCraftingRecipe * a_Recipe) override;
+	virtual bool OnSpawnedEntity            (cWorld & a_World, cEntity & a_Entity) override;
+	virtual bool OnSpawnedMonster           (cWorld & a_World, cMonster & a_Monster) override;
+	virtual bool OnSpawningEntity           (cWorld & a_World, cEntity & a_Entity) override;
+	virtual bool OnSpawningMonster          (cWorld & a_World, cMonster & a_Monster) override;
 	virtual bool OnTakeDamage               (cEntity & a_Receiver, TakeDamageInfo & a_TakeDamageInfo) override;
 	virtual bool OnUpdatedSign              (cWorld * a_World, 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, cPlayer * a_Player) override;
 	virtual bool OnUpdatingSign             (cWorld * a_World, int a_BlockX, int a_BlockY, int a_BlockZ,       AString & a_Line1,       AString & a_Line2,       AString & a_Line3,       AString & a_Line4, cPlayer * a_Player) override;
diff --git a/source/TNTEntity.cpp b/source/TNTEntity.cpp
index e431464b3..25e8f19ce 100644
--- a/source/TNTEntity.cpp
+++ b/source/TNTEntity.cpp
@@ -29,10 +29,14 @@ cTNTEntity::cTNTEntity(const Vector3d & a_Pos, float a_FuseTimeInSec) :
 
 
 
-void cTNTEntity::Initialize(cWorld * a_World)
+bool cTNTEntity::Initialize(cWorld * a_World)
 {
-	super::Initialize(a_World);
-	a_World->BroadcastSpawnEntity(*this);
+	if (super::Initialize(a_World))
+	{
+		a_World->BroadcastSpawnEntity(*this);
+		return true;
+	}
+	return false;
 }
 
 
diff --git a/source/TNTEntity.h b/source/TNTEntity.h
index 5dbfd2d43..a8487b66f 100644
--- a/source/TNTEntity.h
+++ b/source/TNTEntity.h
@@ -20,7 +20,7 @@ public:
 	cTNTEntity(const Vector3d & a_Pos, float a_FuseTimeInSec);
 	
 	// cEntity overrides:
-	virtual void Initialize(cWorld * a_World) override;
+	virtual bool Initialize(cWorld * a_World) override;
 	virtual void SpawnOn(cClientHandle & a_ClientHandle) override;
 	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
 	
diff --git a/source/World.cpp b/source/World.cpp
index 699767d5e..6a83da489 100644
--- a/source/World.cpp
+++ b/source/World.cpp
@@ -2414,14 +2414,24 @@ int cWorld::SpawnMob(double a_PosX, double a_PosY, double a_PosZ, int a_EntityTy
 		
 		default:
 		{
-			LOGWARNING("cWorld::SpawnMob(): Unhandled entity type: %d. Not spawning.", a_EntityType);
+			LOGWARNING("%s: Unhandled entity type: %d. Not spawning.", __FUNCTION__, a_EntityType);
 			return -1;
 		}
 	}
 	Monster->SetPosition(a_PosX, a_PosY, a_PosZ);
 	Monster->SetHealth(Monster->GetMaxHealth());
-	Monster->Initialize(this);
+	if (cPluginManager::Get()->CallHookSpawningMonster(*this, *Monster))
+	{
+		delete Monster;
+		return -1;
+	}
+	if (!Monster->Initialize(this))
+	{
+		delete Monster;
+		return -1;
+	}
 	BroadcastSpawnEntity(*Monster);
+	cPluginManager::Get()->CallHookSpawnedMonster(*this, *Monster);
 	return Monster->GetUniqueID();
 }