summaryrefslogblamecommitdiffstats
path: root/source/cClientHandle.cpp
blob: c5c6dbd203ec53f1716c688d4852624fa06b78d1 (plain) (tree)
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
























































                                                    
                                                   






                                         



                                                                             



































































                                                                                      
                                                                                            







































                                                                                    
                                                








































                                                                                                  
                                                 




























































































































































































































































                                                                                                                                                                             
                                                                                                                                                                                          








                                                                                                                                         
                                                                                                                                                                                                                                             

                                                          
                                                                                             











                                                                                                                                                                                  




































































                                                                                                                                                                                   




































































































































































































































































































































































































































































































































                                                                                                                                                                                               
                                                       
















                                                                                                 
                                                                                                                                            









                                                                                                                                    
                                                                                                                























                                                                                                    
  
#include "cClientHandle.h"
#include "cServer.h"
#include "cWorld.h"
#include "cChunk.h"
#include "cPickup.h"
#include "cPluginManager.h"
#include "cPlayer.h"
#include "cInventory.h"
#include "cChestEntity.h"
#include "cSignEntity.h"
#include "cMCLogger.h"
#include "cWindow.h"
#include "cCraftingWindow.h"
#include "cItem.h"
#include "cTorch.h"
#include "cStairs.h"
#include "cLadder.h"
#include "cSign.h"
#include "cBlockToPickup.h"
#include "cMonster.h"
#include "cChatColor.h"
#include "cThread.h"
#include "cSocket.h"

#include "cTracer.h"
#include "Vector3f.h"
#include "Vector3d.h"

#include "cCriticalSection.h"
#include "cSemaphore.h"
#include "cEvent.h"
#include "cSleep.h"
#include "cRoot.h"

#include "cBlockingTCPLink.h"
#include "cAuthenticator.h"

#include "packets/cPacket_KeepAlive.h"
#include "packets/cPacket_PlayerPosition.h"
#include "packets/cPacket_Respawn.h"
#include "packets/cPacket_UpdateHealth.h"
#include "packets/cPacket_RelativeEntityMoveLook.h"
#include "packets/cPacket_Chat.h"
#include "packets/cPacket_Login.h"
#include "packets/cPacket_WindowClick.h"
#include "packets/cPacket_PlayerMoveLook.h"
#include "packets/cPacket_TimeUpdate.h"
#include "packets/cPacket_BlockDig.h"
#include "packets/cPacket_Handshake.h"
#include "packets/cPacket_PlayerLook.h"
#include "packets/cPacket_ArmAnim.h"
#include "packets/cPacket_BlockPlace.h"
#include "packets/cPacket_Flying.h"
#include "packets/cPacket_Disconnect.h"
#include "packets/cPacket_PickupSpawn.h"
#include "packets/cPacket_ItemSwitch.h"
#include "packets/cPacket_EntityEquipment.h"
#include "packets/cPacket_CreateInventoryAction.h"
#include "packets/cPacket_UseEntity.h"
#include "packets/cPacket_WindowClose.h"
#include "packets/cPacket_13.h"
#include "packets/cPacket_UpdateSign.h"
#include "packets/cPacket_Ping.h"


#ifndef _WIN32
#define sprintf_s(dst, size, format, ...) sprintf(dst, format, __VA_ARGS__ )
#endif

#define MAX_SEMAPHORES (2000)

typedef std::list<cPacket*> PacketList;

struct cClientHandle::sClientHandleState
{
	sClientHandleState()
		: ProtocolVersion( 0 )
		, pReceiveThread( 0 )
		, pSendThread( 0 )
		, pAuthenticateThread( 0 )
		, pSemaphore( 0 )
	{
		for( int i = 0; i < 256; ++i )
			PacketMap[i] = 0;
	}
	int ProtocolVersion;
	std::string Username;
	std::string Password;

	PacketList PendingParsePackets;
	PacketList PendingNrmSendPackets;
	PacketList PendingLowSendPackets;

	cThread* pReceiveThread;
	cThread* pSendThread;
	cThread* pAuthenticateThread;

	cSocket Socket;

	cCriticalSection CriticalSection;
	cCriticalSection SendCriticalSection;
	cCriticalSection SocketCriticalSection;
	cSemaphore* pSemaphore;

	cPacket* PacketMap[256];
};

cClientHandle::cClientHandle(const cSocket & a_Socket)
	: m_bDestroyed( false )
	, m_Player( 0 )
	, m_bKicking( false )
	, m_TimeLastPacket( cWorld::GetTime() )
	, m_bLoggedIn( false )
	, m_bKeepThreadGoing( true )
	, m_pState( new sClientHandleState )
{
    LOG("cClientHandle::cClientHandle");

	m_pState->Socket = a_Socket;

	m_pState->pSemaphore = new cSemaphore( MAX_SEMAPHORES, 0 );

	// All the packets that can be received from the client
	m_pState->PacketMap[E_KEEP_ALIVE]		= new cPacket_KeepAlive;
	m_pState->PacketMap[E_HANDSHAKE]		= new cPacket_Handshake;
	m_pState->PacketMap[E_LOGIN]			= new cPacket_Login;
	m_pState->PacketMap[E_PLAYERPOS]		= new cPacket_PlayerPosition;
	m_pState->PacketMap[E_PLAYERLOOK]		= new cPacket_PlayerLook;
	m_pState->PacketMap[E_PLAYERMOVELOOK]	= new cPacket_PlayerMoveLook;
	m_pState->PacketMap[E_CHAT]				= new cPacket_Chat;
	m_pState->PacketMap[E_ANIMATION]		= new cPacket_ArmAnim;
	m_pState->PacketMap[E_FLYING]			= new cPacket_Flying;
	m_pState->PacketMap[E_BLOCK_DIG]		= new cPacket_BlockDig;
	m_pState->PacketMap[E_BLOCK_PLACE]		= new cPacket_BlockPlace;
	m_pState->PacketMap[E_DISCONNECT]		= new cPacket_Disconnect;
	m_pState->PacketMap[E_ITEM_SWITCH]		= new cPacket_ItemSwitch;
	m_pState->PacketMap[E_ENTITY_EQUIPMENT] = new cPacket_EntityEquipment;
	m_pState->PacketMap[E_CREATE_INVENTORY_ACTION] = new cPacket_CreateInventoryAction;
	m_pState->PacketMap[E_PICKUP_SPAWN]		= new cPacket_PickupSpawn;
	m_pState->PacketMap[E_USE_ENTITY]		= new cPacket_UseEntity;
	m_pState->PacketMap[E_WINDOW_CLOSE]		= new cPacket_WindowClose;
	m_pState->PacketMap[E_WINDOW_CLICK]		= new cPacket_WindowClick;
	m_pState->PacketMap[E_PACKET_13]		= new cPacket_13;
	m_pState->PacketMap[E_UPDATE_SIGN]		= new cPacket_UpdateSign;
	m_pState->PacketMap[E_RESPAWN]			= new cPacket_Respawn;
	m_pState->PacketMap[E_PING]				= new cPacket_Ping;

	memset( m_LoadedChunks, 0x00, sizeof(cChunk*)*VIEWDISTANCE*VIEWDISTANCE );

	//////////////////////////////////////////////////////////////////////////
	m_pState->pReceiveThread = new cThread( ReceiveThread, this );
	m_pState->pSendThread = new cThread( SendThread, this );
	m_pState->pReceiveThread->Start( true );
	m_pState->pSendThread->Start( true );
	//////////////////////////////////////////////////////////////////////////

	LOG("New ClientHandle" );
}

cClientHandle::~cClientHandle()
{
	LOG("Deleting client %s", GetUsername() );

	for(unsigned int i = 0; i < VIEWDISTANCE*VIEWDISTANCE; i++)
	{
		if( m_LoadedChunks[i] ) m_LoadedChunks[i]->RemoveClient( this );
	}

	// First stop sending thread
	m_bKeepThreadGoing = false;

	m_pState->SocketCriticalSection.Lock();
	if( m_pState->Socket )
	{
		cPacket_Disconnect Disconnect;
		Disconnect.m_Reason = "Server shut down? Kthnxbai";
		Disconnect.Send( m_pState->Socket );

		m_pState->Socket.CloseSocket();
		m_pState->Socket = 0;
	}
	m_pState->SocketCriticalSection.Unlock();

	m_pState->pSemaphore->Signal();
	delete m_pState->pAuthenticateThread;
	delete m_pState->pReceiveThread;
	delete m_pState->pSendThread;
	delete m_pState->pSemaphore;

	while( !m_pState->PendingParsePackets.empty() )
	{
		delete *m_pState->PendingParsePackets.begin();
		m_pState->PendingParsePackets.erase( m_pState->PendingParsePackets.begin() );
	}
	while( !m_pState->PendingNrmSendPackets.empty() )
	{
		delete *m_pState->PendingNrmSendPackets.begin();
		m_pState->PendingNrmSendPackets.erase( m_pState->PendingNrmSendPackets.begin() );
	}
	if(m_Player)
	{
		m_Player->SetClientHandle( 0 );
 		m_Player->Destroy();
 		m_Player = 0;
 	}
	for(int i = 0; i < 256; i++)
	{
		if( m_pState->PacketMap[i] )
			delete m_pState->PacketMap[i];
	}

	delete m_pState;
}

void cClientHandle::Destroy()
{
	 m_bDestroyed = true;
	 m_pState->SocketCriticalSection.Lock();
	 if( m_pState->Socket )
	 {
		 m_pState->Socket.CloseSocket();
		 m_pState->Socket = 0;
	 }
	 m_pState->SocketCriticalSection.Unlock();
}

void cClientHandle::Kick( const char* a_Reason )
{
	Send( cPacket_Disconnect( a_Reason ) );
	m_bKicking = true;
}

void cClientHandle::StreamChunks()
{
	if( !m_bLoggedIn )
		return;
	int ChunkPosX = (int)m_Player->GetPosX() / 16;
	if( m_Player->GetPosX() < 0 ) ChunkPosX -= 1;
	int ChunkPosZ = (int)m_Player->GetPosZ() / 16;
	if( m_Player->GetPosZ() < 0 ) ChunkPosZ -= 1;

	cChunk* NeededChunks[VIEWDISTANCE*VIEWDISTANCE];
	for(int x = 0; x < VIEWDISTANCE; x++)
	{
		for(int z = 0; z < VIEWDISTANCE; z++)
		{
			NeededChunks[x + z*VIEWDISTANCE] = cRoot::Get()->GetWorld()->GetChunk( x + ChunkPosX-(VIEWDISTANCE-1)/2, 0, z + ChunkPosZ-(VIEWDISTANCE-1)/2 );
		}
	}

	cChunk* MissingChunks[VIEWDISTANCE*VIEWDISTANCE];
	memset( MissingChunks, 0, VIEWDISTANCE*VIEWDISTANCE*sizeof(cChunk*) );
	unsigned int MissIndex = 0;
	for(int i = 0; i < VIEWDISTANCE*VIEWDISTANCE; i++)	// Handshake loop - touch each chunk once
	{
		bool bChunkMissing = true;
		for(int j = 0; j < VIEWDISTANCE*VIEWDISTANCE; j++)
		{
			if( m_LoadedChunks[j] == NeededChunks[i] )
			{
				bChunkMissing = false;
				break;
			}
		}
		if(bChunkMissing)
		{
			MissingChunks[MissIndex] = NeededChunks[i];
			MissIndex++;
		}
	}

	if( MissIndex > 0 )
	{	// Chunks are gonna be streamed in, so chunks probably also need to be streamed out
		for(int x = 0; x < VIEWDISTANCE; x++)
		{
			for(int z = 0; z < VIEWDISTANCE; z++)
			{
				cChunk* Chunk = m_LoadedChunks[x + z*VIEWDISTANCE];
				if( Chunk )
				{
					if( Chunk->GetPosX() < ChunkPosX-(VIEWDISTANCE-1)/2
						|| Chunk->GetPosX() > ChunkPosX+(VIEWDISTANCE-1)/2
						|| Chunk->GetPosZ() < ChunkPosZ-(VIEWDISTANCE-1)/2
						|| Chunk->GetPosZ() > ChunkPosZ+(VIEWDISTANCE-1)/2 )
					{
						Chunk->RemoveClient( this );
						Chunk->AsyncUnload( this );
					}
				}
			}
		}

		StreamChunksSmart( MissingChunks, MissIndex );

		memcpy( m_LoadedChunks, NeededChunks, VIEWDISTANCE*VIEWDISTANCE*sizeof(cChunk*) );
	}
}

void cClientHandle::StreamChunksSmart( cChunk** a_Chunks, unsigned int a_NumChunks )
{
	int X = (int)m_Player->GetPosX() / 16;
	int Y = (int)m_Player->GetPosY() / 128;
	int Z = (int)m_Player->GetPosZ() / 16;

	bool bAllDone = false;
	while( !bAllDone )
	{
		bAllDone = true;
		int ClosestIdx = -1;
		unsigned int ClosestSqrDist = (unsigned int)-1; // wraps around, becomes biggest number possible
		for(unsigned int i = 0; i < a_NumChunks; ++i)
		{
			if( a_Chunks[i] )
			{
				bAllDone = false;
				int DistX = a_Chunks[i]->GetPosX()-X;
				int DistY = a_Chunks[i]->GetPosY()-Y;
				int DistZ = a_Chunks[i]->GetPosZ()-Z;
				unsigned int SqrDist = (DistX*DistX)+(DistY*DistY)+(DistZ*DistZ);
				if( SqrDist < ClosestSqrDist )
				{
					ClosestSqrDist = SqrDist;
					ClosestIdx = i;
				}
			}
		}
		if(ClosestIdx > -1)
		{
			a_Chunks[ClosestIdx]->Send( this );
			a_Chunks[ClosestIdx]->AddClient( this );
			a_Chunks[ClosestIdx] = 0;
		}
	}
}

void cClientHandle::AddPacket(cPacket * a_Packet)
{
	m_pState->CriticalSection.Lock();
	m_pState->PendingParsePackets.push_back( a_Packet->Clone() );
	m_pState->CriticalSection.Unlock();
}

void cClientHandle::RemovePacket( cPacket * a_Packet )
{
	delete a_Packet;
	m_pState->PendingParsePackets.remove( a_Packet );
}

void cClientHandle::HandlePendingPackets()
{
	m_pState->CriticalSection.Lock();
	while( m_pState->PendingParsePackets.begin() != m_pState->PendingParsePackets.end() )
	{
		HandlePacket( *m_pState->PendingParsePackets.begin() );
		RemovePacket( *m_pState->PendingParsePackets.begin() );
	}
	m_pState->CriticalSection.Unlock();
}

void cClientHandle::HandlePacket( cPacket* a_Packet )
{
	m_TimeLastPacket = cWorld::GetTime();

// 	cPacket* CopiedPacket = a_Packet->Clone();
// 	a_Packet = CopiedPacket;

	//LOG("Packet: 0x%02x", a_Packet->m_PacketID );

	if( m_bKicking ) return;

	if(!m_bLoggedIn)
	{
		switch( a_Packet->m_PacketID )
		{
		case E_PING: // Somebody tries to retreive information about the server
			{
				LOGINFO("Got ping");
				char NumPlayers[8];
				sprintf_s(NumPlayers, 8, "%i", cRoot::Get()->GetWorld()->GetNumPlayers() );
				std::string response = std::string("Should be able to connect now!" + cChatColor::Delimiter + NumPlayers + cChatColor::Delimiter + "9001" );
				Kick( response.c_str() );
			}
			break;
		case E_HANDSHAKE:
			{
				cPacket_Handshake* PacketData = reinterpret_cast<cPacket_Handshake*>(a_Packet);
				m_pState->Username = PacketData->m_Username;
				LOG("HANDSHAKE %s", GetUsername() );
				cPacket_Chat Connecting(m_pState->Username + " is connecting.");
				cRoot::Get()->GetServer()->Broadcast( Connecting, this );

				// Give a server handshake thingy back
				cPacket_Handshake Handshake;
				Handshake.m_Username = cRoot::Get()->GetServer()->GetServerID();//ServerID;//"2e66f1dc032ab5f0";
				Send( Handshake );
			}
			break;
		case E_LOGIN:
			{
				LOG("LOGIN %s", GetUsername() );
				cPacket_Login* PacketData = reinterpret_cast<cPacket_Login*>(a_Packet);
				if( m_pState->Username.compare( PacketData->m_Username ) != 0 )
				{
					Kick("Login Username does not match Handshake username!");
					return;
				}
				//m_Password = PacketData->m_Password;

				if( cRoot::Get()->GetPluginManager()->CallHook( cPluginManager::E_PLUGIN_LOGIN, 1, PacketData ) )
				{
					Destroy();
					return;
				}

				if( m_pState->pAuthenticateThread ) delete m_pState->pAuthenticateThread;
				m_pState->pAuthenticateThread = new cThread( AuthenticateThread, this );
				m_pState->pAuthenticateThread->Start( true );
			}
			break;
		case E_PLAYERMOVELOOK:	// After this is received we're safe to send anything
			{
				if( !m_Player )
				{
					Kick("Received wrong packet! Check your login sequence!");
					return;
				}
				if( !cRoot::Get()->GetPluginManager()->CallHook( cPluginManager::E_PLUGIN_PLAYER_JOIN, 1, m_Player ) )
				{
					// Broadcast that this player has joined the game! Yay~
					cPacket_Chat Joined( m_pState->Username + " joined the game!");
					cRoot::Get()->GetServer()->Broadcast( Joined, this );
				}

				// Now initialize player (adds to entity list etc.)
				m_Player->Initialize();

				// Broadcasts to all but this ( this is actually handled in cChunk.cpp, after entity is added to the chunk )
				//m_Player->SpawnOn( 0 );

				// Send all already connected players to new player
				//cRoot::Get()->GetServer()->SendAllEntitiesTo( this );

				// Then we can start doing more stuffs! :D
				m_bLoggedIn = true;
				LOG("%s completely logged in", GetUsername() );
				StreamChunks();
			}
			break;
		case E_KEEP_ALIVE:
			break;
		default:
			{
				LOG("INVALID RESPONSE FOR LOGIN: needed 0x%02x got 0x%02x", E_PLAYERMOVELOOK, a_Packet->m_PacketID );
				Kick("INVALID RESPONSE FOR LOGIN: needed 0x0d!");
			}
			break;
		}
	}
	else // m_bLoggedIn == true
	{
		switch( a_Packet->m_PacketID )
		{
		case E_PLAYERPOS:
			{
				cPacket_PlayerPosition* PacketData = reinterpret_cast<cPacket_PlayerPosition*>(a_Packet);
				//LOG("recv player pos: %0.2f %0.2f %0.2f", PacketData->m_PosX, PacketData->m_PosY, PacketData->m_PosZ );
				m_Player->MoveTo( Vector3d( PacketData->m_PosX, PacketData->m_PosY, PacketData->m_PosZ ) );
				m_Player->SetStance( PacketData->m_Stance );
				m_Player->SetTouchGround( PacketData->m_bFlying );
			}
			break;
		case E_BLOCK_DIG:
			{
				cPacket_BlockDig* PacketData = reinterpret_cast<cPacket_BlockDig*>(a_Packet);
				LOG("OnBlockDig: %i %i %i Dir: %i Stat: %i", PacketData->m_PosX, PacketData->m_PosY, PacketData->m_PosZ, PacketData->m_Direction, PacketData->m_Status );
				if( PacketData->m_Status == 0x04 )	// Drop block
				{
					m_Player->TossItem( false );
				}
				else
				{
					cWorld* World = cRoot::Get()->GetWorld();
					char OldBlock = World->GetBlock(PacketData->m_PosX, PacketData->m_PosY, PacketData->m_PosZ);
					char MetaData = World->GetBlockMeta(PacketData->m_PosX, PacketData->m_PosY, PacketData->m_PosZ);
					bool bBroken = (PacketData->m_Status == 0x02) || g_BlockOneHitDig[(int)OldBlock] || ( (PacketData->m_Status == 0x00) && (cPacket::GAMEMODE == 1) ); //need to change to check for client's gamemode.

					cItem PickupItem;
					if( bBroken && !(cPacket::GAMEMODE == 1) ) // broken
					{
						ENUM_ITEM_ID PickupID = cBlockToPickup::ToPickup( (ENUM_BLOCK_ID)OldBlock, m_Player->GetInventory().GetEquippedItem().m_ItemID );
						PickupItem.m_ItemID = PickupID;
						PickupItem.m_ItemHealth = MetaData;
						PickupItem.m_ItemCount = 1;
					}
					if(!cRoot::Get()->GetPluginManager()->CallHook( cPluginManager::E_PLUGIN_BLOCK_DIG, 2, PacketData, m_Player, &PickupItem ) )
					{
						if( bBroken ) // Block broken
						{
							if( cRoot::Get()->GetWorld()->DigBlock( PacketData->m_PosX, PacketData->m_PosY, PacketData->m_PosZ, PickupItem ) )
							{
								int helditem = m_Player->GetInventory().GetEquippedItem().m_ItemID;
								bool itemhasdur = false;
								switch(helditem)
								{
									case 256 : itemhasdur = true; break;
									case 257 : itemhasdur = true; break;
									case 258 : itemhasdur = true; break;
									case 267 : itemhasdur = true; break;
									case 268 : itemhasdur = true; break;
									case 269 : itemhasdur = true; break;
									case 270 : itemhasdur = true; break;
									case 271 : itemhasdur = true; break;
									case 272 : itemhasdur = true; break;
									case 273 : itemhasdur = true; break;
									case 274 : itemhasdur = true; break;
									case 275 : itemhasdur = true; break;
									case 276 : itemhasdur = true; break;
									case 277 : itemhasdur = true; break;
									case 278 : itemhasdur = true; break;
									case 279 : itemhasdur = true; break;
									case 283 : itemhasdur = true; break;
									case 284 : itemhasdur = true; break;
									case 285 : itemhasdur = true; break;
									case 286 : itemhasdur = true; break;
									case 290 : itemhasdur = true; break;
									case 291 : itemhasdur = true; break;
									case 292 : itemhasdur = true; break;
									case 293 : itemhasdur = true; break;
									case 294 : itemhasdur = true; break;
									case 359 : itemhasdur = true; break;
								}
								if (itemhasdur) {
									int maxhelditemdur = 1563;
									switch(helditem)
									{
										case 256 : maxhelditemdur = 251; break;
										case 257 : maxhelditemdur = 251; break;
										case 258 : maxhelditemdur = 251; break;
										case 267 : maxhelditemdur = 251; break;
										case 268 : maxhelditemdur = 60; break;
										case 269 : maxhelditemdur = 60; break;
										case 270 : maxhelditemdur = 60; break;
										case 271 : maxhelditemdur = 60; break;
										case 272 : maxhelditemdur = 132; break;
										case 273 : maxhelditemdur = 132; break;
										case 274 : maxhelditemdur = 132; break;
										case 275 : maxhelditemdur = 132; break;
										case 276 : maxhelditemdur = 1563; break;
										case 277 : maxhelditemdur = 1563; break;
										case 278 : maxhelditemdur = 1563; break;
										case 279 : maxhelditemdur = 1563; break;
										case 283 : maxhelditemdur = 32; break;
										case 284 : maxhelditemdur = 32; break;
										case 285 : maxhelditemdur = 32; break;
										case 286 : maxhelditemdur = 32; break;
										case 290 : maxhelditemdur = 60; break;
										case 291 : maxhelditemdur = 132; break;
										case 292 : maxhelditemdur = 251; break;
										case 293 : maxhelditemdur = 1563; break;
										case 294 : maxhelditemdur = 32; break;
										case 359 : maxhelditemdur = 251; break;
									}
									m_Player->GetInventory().GetEquippedItem().m_ItemHealth ++;
									LOG("Health: %i", m_Player->GetInventory().GetEquippedItem().m_ItemHealth);
									if (m_Player->GetInventory().GetEquippedItem().m_ItemHealth >= maxhelditemdur) {
										LOG("Player %s Broke ID: %i", GetUsername(), m_Player->GetInventory().GetEquippedItem().m_ItemID);
                                                                                m_Player->GetInventory().RemoveItem( m_Player->GetInventory().GetEquippedItem());
									}
								}
							}
						}
					}
					else
					{
						cRoot::Get()->GetWorld()->SendBlockTo( PacketData->m_PosX, PacketData->m_PosY, PacketData->m_PosZ, m_Player );
					}
				}
			}
			break;
		case E_BLOCK_PLACE:
			{
				cPacket_BlockPlace* PacketData = reinterpret_cast<cPacket_BlockPlace*>(a_Packet);
				cItem & Equipped = m_Player->GetInventory().GetEquippedItem();
				if( Equipped.m_ItemID != PacketData->m_ItemType )	// Not valid
				{
					LOGWARN("Player %s tried to place a block that was not selected! (could indicate bot)", GetUsername() );
					break;
				}

				if(cRoot::Get()->GetPluginManager()->CallHook( cPluginManager::E_PLUGIN_BLOCK_PLACE, 2, PacketData, m_Player ) )
				{
					if( PacketData->m_Direction > -1 )
					{
						AddDirection( PacketData->m_PosX, PacketData->m_PosY, PacketData->m_PosZ, PacketData->m_Direction );
						cRoot::Get()->GetWorld()->SendBlockTo( PacketData->m_PosX, PacketData->m_PosY, PacketData->m_PosZ, m_Player );
					}
					break;
				}

				//LOG("%i %i %i %i %i %i", PacketData->m_Count, PacketData->m_Direction, PacketData->m_ItemType, PacketData->m_PosX, PacketData->m_PosY, PacketData->m_PosZ );

				//printf("Place Dir:%i %i %i %i : %i\n", PacketData->m_Direction, PacketData->m_PosX, PacketData->m_PosY, PacketData->m_PosZ, PacketData->m_ItemType);
				// 'use' useable items instead of placing blocks
				bool bPlaceBlock = true;
				if( PacketData->m_Direction >= 0 )
				{
					ENUM_BLOCK_ID BlockID = (ENUM_BLOCK_ID)cRoot::Get()->GetWorld()->GetBlock( PacketData->m_PosX, PacketData->m_PosY, PacketData->m_PosZ );
					switch( BlockID )
					{
					case E_BLOCK_WORKBENCH:
						{
							bPlaceBlock = false;
							cWindow* Window = new cCraftingWindow( 0, true );
							m_Player->OpenWindow( Window );
						}
						break;
					case E_BLOCK_FURNACE:
					case E_BLOCK_CHEST:
						{
							bPlaceBlock = false;
							cBlockEntity* BlockEntity = cRoot::Get()->GetWorld()->GetBlockEntity( PacketData->m_PosX, PacketData->m_PosY, PacketData->m_PosZ );
							if( BlockEntity )
							{
								BlockEntity->UsedBy( *m_Player );
							}
						}
						break;
					default:
						break;
					};
				}

				// Some checks to see if it's a placeable item :P
				if( bPlaceBlock )
				{
					cItem Item;
					Item.m_ItemID = Equipped.m_ItemID;
					Item.m_ItemCount = 1;

					// Hacked in edible items go!~
					bool bEat = false;
					switch( Item.m_ItemID )
					{
					case E_ITEM_APPLE:
						m_Player->Heal( 4 ); // 2 hearts
						bEat = true;
						break;
					case E_ITEM_GOLDEN_APPLE:
						m_Player->Heal( 20 ); // 10 hearts
						bEat = true;
						break;
					case E_ITEM_MUSHROOM_SOUP:
						m_Player->Heal( 10 ); // 5 hearts
						bEat = true;
						break;
					case E_ITEM_BREAD:
						m_Player->Heal( 5 ); // 2.5 hearts
						bEat = true;
						break;
					case E_ITEM_RAW_MEAT:
						m_Player->Heal( 3 ); // 1.5 hearts
						bEat = true;
						break;
					case E_ITEM_COOKED_MEAT:
						m_Player->Heal( 8 ); // 4 hearts
						bEat = true;
						break;
					case E_ITEM_RAW_FISH:
						m_Player->Heal( 2 ); // 1 heart
						bEat = true;
						break;
					case E_ITEM_COOKED_FISH:
						m_Player->Heal( 5 ); // 2.5 hearts
						bEat = true;
						break;
					default:
						break;
					};

					if( bEat )
					{
						m_Player->GetInventory().RemoveItem( Item );
						break;
					}

					if( PacketData->m_Direction < 0 ) // clicked in air
						break;

					char MetaData = (char)Equipped.m_ItemHealth;
					switch( PacketData->m_ItemType )	// Special handling for special items
					{
					case E_BLOCK_TORCH:
						MetaData = cTorch::DirectionToMetaData( PacketData->m_Direction );
						break;
					case E_BLOCK_COBBLESTONE_STAIRS:
					case E_BLOCK_WOODEN_STAIRS:
						MetaData = cStairs::RotationToMetaData( m_Player->GetRotation() );
						break;
					case E_BLOCK_LADDER:
						MetaData = cLadder::DirectionToMetaData( PacketData->m_Direction );
						break;
					case E_ITEM_SIGN:
						LOG("Dir: %i", PacketData->m_Direction);
						if( PacketData->m_Direction == 1 )
						{
						    LOG("Player Rotation: %f", m_Player->GetRotation() );
							MetaData = cSign::RotationToMetaData( m_Player->GetRotation() );
							LOG("Sign rotation %i", MetaData);
							PacketData->m_ItemType = E_BLOCK_SIGN_POST;
						}
						else
						{
							MetaData = cSign::DirectionToMetaData( PacketData->m_Direction );
							PacketData->m_ItemType = E_BLOCK_WALLSIGN;
						}
						break;
					default:
						break;
					};

					if( IsValidBlock( PacketData->m_ItemType) )
					{
						if( m_Player->GetInventory().RemoveItem( Item ) )
						{
							int X = PacketData->m_PosX;
							char Y = PacketData->m_PosY;
							int Z = PacketData->m_PosZ;
							AddDirection( X, Y, Z, PacketData->m_Direction );

							cRoot::Get()->GetWorld()->SetBlock( X, Y, Z, (char)PacketData->m_ItemType, MetaData );
						}
					}
				}
				/*
				// Remove stuff with stick! :D
				if( m_Username.compare("FakeTruth") == 0 )
				{	// It's me! :D
					if( PacketData->m_ItemType == 280 )
					{
						cRoot::Get()->GetWorld()->SetBlock( PacketData->m_PosX, PacketData->m_PosY, PacketData->m_PosZ, 0, 0 );
					}
				}
				*/
			}
			break;
		case E_PICKUP_SPAWN:
			{
				LOG("Received packet E_PICKUP_SPAWN");
				cPacket_PickupSpawn* PacketData = reinterpret_cast<cPacket_PickupSpawn*>(a_Packet);

				cItem DroppedItem;
				DroppedItem.m_ItemID = (ENUM_ITEM_ID)PacketData->m_Item;
				DroppedItem.m_ItemCount = PacketData->m_Count;
				DroppedItem.m_ItemHealth = 0x0; // TODO: Somehow figure out what item was dropped, and apply correct health
				if( m_Player->GetInventory().RemoveItem( DroppedItem ) )
				{
					cPickup* Pickup = new cPickup( PacketData );
					Pickup->Initialize();
				}
			}
			break;
		case E_CHAT:
			{
				cPacket_Chat* PacketData = reinterpret_cast<cPacket_Chat*>(a_Packet);
				if( !cRoot::Get()->GetServer()->Command( *this, PacketData->m_Message.c_str() ) )
				{
					PacketData->m_Message.insert( 0, "<"+m_Player->GetColor() + m_pState->Username + cChatColor::White + "> " );
					cRoot::Get()->GetServer()->Broadcast( *PacketData );
				}
			}
			break;
		case E_PLAYERLOOK:
			{
				cPacket_PlayerLook* PacketData = reinterpret_cast<cPacket_PlayerLook*>(a_Packet);
				m_Player->SetRotation( PacketData->m_Rotation );
				m_Player->SetPitch( PacketData->m_Pitch );
				m_Player->SetTouchGround( PacketData->m_bFlying );
				m_Player->WrapRotation();
			}
			break;
		case E_PLAYERMOVELOOK:
			{
				cPacket_PlayerMoveLook* PacketData = reinterpret_cast<cPacket_PlayerMoveLook*>(a_Packet);
				m_Player->MoveTo( Vector3d( PacketData->m_PosX, PacketData->m_PosY, PacketData->m_PosZ ) );
				m_Player->SetStance( PacketData->m_Stance );
				m_Player->SetTouchGround( PacketData->m_bFlying );
				m_Player->SetRotation( PacketData->m_Rotation );
				m_Player->SetPitch( PacketData->m_Pitch );
				m_Player->WrapRotation();
			}
			break;
		case E_ANIMATION:
			{
				cPacket_ArmAnim* PacketData = reinterpret_cast<cPacket_ArmAnim*>(a_Packet);
				PacketData->m_EntityID = m_Player->GetUniqueID();
				cRoot::Get()->GetServer()->Broadcast( *PacketData, this );
			}
			break;
		case E_ITEM_SWITCH:
			{
				cPacket_ItemSwitch* PacketData = reinterpret_cast<cPacket_ItemSwitch*>(a_Packet);

				m_Player->GetInventory().SetEquippedSlot( PacketData->m_SlotNum );

				cPacket_EntityEquipment Equipment;
				Equipment.m_ItemID = (short)m_Player->GetInventory().GetEquippedItem().m_ItemID;
				Equipment.m_Slot = 0;
				Equipment.m_UniqueID = m_Player->GetUniqueID();
				cRoot::Get()->GetServer()->Broadcast( Equipment, this );
			}
			break;
		case E_WINDOW_CLOSE:
			{
				cPacket_WindowClose* PacketData = reinterpret_cast<cPacket_WindowClose*>(a_Packet);
				if( PacketData->m_Close > 0 ) // Don't care about closing inventory
				{
					m_Player->CloseWindow();
				}
			}
			break;
		case E_WINDOW_CLICK:
			{
				cPacket_WindowClick* PacketData = reinterpret_cast<cPacket_WindowClick*>(a_Packet);
				if( PacketData->m_WindowID == 0 )
				{
					m_Player->GetInventory().Clicked( PacketData );
				}
				else
				{
					cWindow* Window = m_Player->GetWindow();
					if( Window ) Window->Clicked( PacketData, *m_Player );
					else LOG("No 'other' window! WTF");
				}
			}
			break;
		case E_UPDATE_SIGN:
			{
				cPacket_UpdateSign* PacketData = reinterpret_cast<cPacket_UpdateSign*>(a_Packet);
				cWorld* World = cRoot::Get()->GetWorld();
				cChunk* Chunk = World->GetChunkOfBlock( PacketData->m_PosX, PacketData->m_PosY, PacketData->m_PosZ );
				cBlockEntity* BlockEntity = Chunk->GetBlockEntity( PacketData->m_PosX, PacketData->m_PosY, PacketData->m_PosZ );
				if( BlockEntity && (BlockEntity->GetBlockType() == E_BLOCK_SIGN_POST || BlockEntity->GetBlockType() == E_BLOCK_WALLSIGN ) )
				{
					cSignEntity* Sign = reinterpret_cast< cSignEntity* >(BlockEntity);
					Sign->SetLines( PacketData->m_Line1, PacketData->m_Line2, PacketData->m_Line3, PacketData->m_Line4 );
					Sign->SendTo( 0 ); // Broadcast to all players in chunk
				}
			}
			break;
		case E_USE_ENTITY:
			{
				cPacket_UseEntity* PacketData = reinterpret_cast<cPacket_UseEntity*>(a_Packet);
				if( PacketData->m_bLeftClick )
				{
					cWorld* World = cRoot::Get()->GetWorld();
					cEntity* Entity = World->GetEntity( PacketData->m_TargetID );
					if( Entity && Entity->IsA("cPawn") )
					{
						cPawn* Pawn = (cPawn*)Entity;
						Pawn->TakeDamage( 1, m_Player );
					}
				}
			}
			break;
		case E_RESPAWN:
			{
				m_Player->Respawn();
			}
			break;
		case E_DISCONNECT:
			{
			    LOG("Received d/c packet from %s", GetUsername() );
				cPacket_Disconnect* PacketData = reinterpret_cast<cPacket_Disconnect*>(a_Packet);
				if( !cRoot::Get()->GetPluginManager()->CallHook( cPluginManager::E_PLUGIN_DISCONNECT, 2, PacketData->m_Reason.c_str(), m_Player ) )
				{
					cPacket_Chat DisconnectMessage( m_pState->Username + " disconnected: " + PacketData->m_Reason );
					cRoot::Get()->GetServer()->Broadcast( DisconnectMessage );
				}
				Destroy();
				return;
			}
			break;
			default:
                break;
		}
	}
}

void cClientHandle::AuthenticateThread( void* a_Param )
{
	cClientHandle* self = (cClientHandle*)a_Param;

	cAuthenticator Authenticator;
	if( !Authenticator.Authenticate( self->GetUsername(), cRoot::Get()->GetServer()->GetServerID() ) )
	{
		self->Kick("You could not be authenticated, sorry buddy!");
		return;
	}

	self->SendLoginResponse();
}

void cClientHandle::SendLoginResponse()
{
	cWorld* World = cRoot::Get()->GetWorld();
	World->LockEntities();
	// Spawn player (only serversided, so data is loaded)
	m_Player = new cPlayer( this, GetUsername() );	// !!DO NOT INITIALIZE!! <- is done after receiving MoveLook Packet

	cRoot::Get()->GetPluginManager()->CallHook( cPluginManager::E_PLUGIN_PLAYER_SPAWN, 1, m_Player );

	// Return a server login packet
	cPacket_Login LoginResponse;
	LoginResponse.m_ProtocolVersion = m_Player->GetUniqueID();
	//LoginResponse.m_Username = "";
	LoginResponse.m_MapSeed = 0;
	LoginResponse.m_Dimension = 0;
	Send( LoginResponse );

	// Send position
	Send( cPacket_PlayerMoveLook( m_Player ) );

	// Send time
	Send( cPacket_TimeUpdate( (cRoot::Get()->GetWorld()->GetWorldTime() ) ) );

	// Send inventory
	m_Player->GetInventory().SendWholeInventory( this );

	// Send health
	Send( cPacket_UpdateHealth( (short)m_Player->GetHealth() ) );
	World->UnlockEntities();
}

void cClientHandle::Tick(float a_Dt)
{
	(void)a_Dt;
	if( cWorld::GetTime() - m_TimeLastPacket > 30.f ) // 30 seconds time-out
	{
		cPacket_Disconnect DC("Nooooo!! You timed out! D: Come back!");
		DC.Send( m_pState->Socket );

		cSleep::MilliSleep( 1000 ); // Give packet some time to be received

		Destroy();
	}
}

void cClientHandle::Send( const cPacket & a_Packet, ENUM_PRIORITY a_Priority /* = E_PRIORITY_NORMAL */ )
{
	if( m_bKicking ) return; // Don't add more packets if player is getting kicked anyway

	bool bSignalSemaphore = true;
	m_pState->SendCriticalSection.Lock();
	if( a_Priority == E_PRIORITY_NORMAL )
	{
		if( a_Packet.m_PacketID == E_REL_ENT_MOVE_LOOK )
		{
			PacketList & Packets = m_pState->PendingNrmSendPackets;
			for( std::list<cPacket*>::iterator itr = Packets.begin(); itr != Packets.end(); ++itr )
			{
				bool bBreak = false;
				switch( (*itr)->m_PacketID )
				{
				case E_REL_ENT_MOVE_LOOK:
					{
						const cPacket_RelativeEntityMoveLook* ThisPacketData = reinterpret_cast< const cPacket_RelativeEntityMoveLook* >(&a_Packet);
						cPacket_RelativeEntityMoveLook* PacketData = reinterpret_cast< cPacket_RelativeEntityMoveLook* >(*itr);
						if( ThisPacketData->m_UniqueID == PacketData->m_UniqueID )
						{
							//LOGINFO("Optimized by removing double packet");
							Packets.erase( itr );
							bBreak = true;
							bSignalSemaphore = false; // Because 1 packet is removed, semaphore count is the same
							break;
						}
					}
					break;
                default:
					break;
				}
				if( bBreak )
					break;
			}
		}
		m_pState->PendingNrmSendPackets.push_back( a_Packet.Clone() );
	}
	else if( a_Priority == E_PRIORITY_LOW ) m_pState->PendingLowSendPackets.push_back( a_Packet.Clone() );
	m_pState->SendCriticalSection.Unlock();
	if( bSignalSemaphore )
		m_pState->pSemaphore->Signal();
}

void cClientHandle::SendThread( void *lpParam )
{
	cClientHandle* self = (cClientHandle*)lpParam;
	sClientHandleState* m_pState = self->m_pState;
	PacketList & NrmSendPackets = m_pState->PendingNrmSendPackets;
	PacketList & LowSendPackets = m_pState->PendingLowSendPackets;


	while( self->m_bKeepThreadGoing && m_pState->Socket )
	{
		m_pState->pSemaphore->Wait();
		m_pState->SendCriticalSection.Lock();
		//LOG("Pending packets: %i", m_PendingPackets.size() );
		if( NrmSendPackets.size() + LowSendPackets.size() > MAX_SEMAPHORES )
		{
			LOGERROR("ERROR: Too many packets in queue for player %s !!", self->GetUsername() );
			cPacket_Disconnect DC("Too many packets in queue.");
			DC.Send( m_pState->Socket );

			cSleep::MilliSleep( 1000 ); // Give packet some time to be received

			self->Destroy();
			m_pState->SendCriticalSection.Unlock();
			break;
		}
		if( NrmSendPackets.size() == 0 && LowSendPackets.size() == 0 )
		{
			if( self->m_bKeepThreadGoing ) LOGERROR("ERROR: Semaphore was signaled while PendingSendPackets.size == 0");
			m_pState->SendCriticalSection.Unlock();
			continue;
		}
		if( NrmSendPackets.size() > MAX_SEMAPHORES/2 )
		{
			LOGINFO("Pending packets: %i Last: 0x%02x", NrmSendPackets.size(), (*NrmSendPackets.rbegin())->m_PacketID );
		}

		cPacket* Packet = 0;
		if( NrmSendPackets.size() > 0 )
		{
			Packet = *NrmSendPackets.begin();
			NrmSendPackets.erase( NrmSendPackets.begin() );
		}
		else if( LowSendPackets.size() > 0 )
		{
			Packet = *LowSendPackets.begin();
			LowSendPackets.erase( LowSendPackets.begin() );
		}
		m_pState->SendCriticalSection.Unlock();

		m_pState->SocketCriticalSection.Lock();
		if( !m_pState->Socket )
		{
			m_pState->SocketCriticalSection.Unlock();
			break;
		}
		bool bSuccess = Packet->Send( m_pState->Socket );
		m_pState->SocketCriticalSection.Unlock();
		if( !bSuccess )
		{
			LOGERROR("ERROR: While sending packet 0x%02x", Packet->m_PacketID );
			delete Packet;
			self->Destroy();
			break;
		}
		delete Packet;

		if( self->m_bKicking && (NrmSendPackets.size() + LowSendPackets.size() == 0) ) // Disconnect player after all packets have been sent
		{
			cSleep::MilliSleep( 1000 ); // Give all packets some time to be received
			self->Destroy();
			break;
		}
	}

	return;
}


extern std::string GetWSAError();

void cClientHandle::ReceiveThread( void *lpParam )
{
	LOG("ReceiveThread");

	cClientHandle* self = (cClientHandle*)lpParam;


	char temp = 0;
	int iStat = 0;

	cSocket socket = self->GetSocket();

	while( self->m_bKeepThreadGoing )
	{
		iStat = socket.Receive( &temp, 1, 0 );
		if( cSocket::IsSocketError(iStat) || iStat == 0 )
		{
			LOG("CLIENT DISCONNECTED (%i bytes):%s", iStat, GetWSAError().c_str() );
			break;
		}
		else
		{
			cPacket* pPacket = self->m_pState->PacketMap[ (unsigned char)temp ];
			if( pPacket )
			{
				if( pPacket->Parse( socket ) )
				{
					self->AddPacket( pPacket );
					//self->HandlePendingPackets();
				}
				else
				{
					LOGERROR("Something went wrong during PacketID 0x%02x (%s)", temp, cSocket::GetLastErrorString() );
					LOG("CLIENT %s DISCONNECTED", self->GetUsername() );
					break;
				}
			}
			else
			{
				LOG("Unknown packet: 0x%2x %c %i", (unsigned char)temp, (unsigned char)temp, (unsigned char)temp );


				char c_Str[128];
				sprintf_s( c_Str, 128, "[C->S] Unknown PacketID: 0x%2x", (unsigned char)temp );
				cPacket_Disconnect DC(c_Str);
				DC.Send( socket );

				cSleep::MilliSleep( 1000 ); // Give packet some time to be received
				break;
			}
		}
	}

	self->Destroy();

	LOG("ReceiveThread STOPPED");
	return;
}


const char* cClientHandle::GetUsername()
{
	return m_pState->Username.c_str();
}

const cSocket & cClientHandle::GetSocket()
{
	return m_pState->Socket;
}