/**

 * vim: set ts=4 :

 * =============================================================================

 * SourceMod

 * Copyright (C) 2004-2008 AlliedModders LLC.  All rights reserved.

 * =============================================================================

 *

 * This program is free software; you can redistribute it and/or modify it under

 * the terms of the GNU General Public License, version 3.0, as published by the

 * Free Software Foundation.

 * 

 * This program is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS

 * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more

 * details.

 *

 * You should have received a copy of the GNU General Public License along with

 * this program.  If not, see <http://www.gnu.org/licenses/>.

 *

 * As a special exception, AlliedModders LLC gives you permission to link the

 * code of this program (as well as its derivative works) to "Half-Life 2," the

 * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software

 * by the Valve Corporation.  You must obey the GNU General Public License in

 * all respects for all other code used.  Additionally, AlliedModders LLC grants

 * this exception to all derivative works.  AlliedModders LLC defines further

 * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),

 * or <http://www.sourcemod.net/license.php>.

 *

 * Version: $Id$

 */

#ifndef _INCLUDE_SOURCEMOD_CPLAYERMANAGER_H_

#define _INCLUDE_SOURCEMOD_CPLAYERMANAGER_H_

#include "sm_globals.h"

#include <eiface.h>

#include "sourcemm_api.h"

#include <IForwardSys.h>

#include <IPlayerHelpers.h>

#include <IAdminSystem.h>

#include <sh_string.h>

#include <sh_list.h>

#include <sh_vector.h>

#include "ConVarManager.h"

using namespace SourceHook;

#define PLAYER_LIFE_UNKNOWN	0

#define PLAYER_LIFE_ALIVE	1

#define PLAYER_LIFE_DEAD	2

#define MIN_API_FOR_ADMINCALLS		7

union serial_t

{

	uint32_t   value;

	struct

	{

		uint8_t  index;

		uint32_t serial : 24;

	} bits;

};

class CPlayer : public IGamePlayer

{

	friend class PlayerManager;

public:

	CPlayer();

public:

	const char *GetName();

	const char *GetIPAddress();

	const char *GetAuthString();

	edict_t *GetEdict();

	bool IsInGame();

	bool WasCountedAsInGame();

	bool IsConnected();

	bool IsAuthorized();

	bool IsFakeClient();

	void SetAdminId(AdminId id, bool temporary);

	AdminId GetAdminId();

	void Kick(const char *str);

	bool IsInKickQueue();

	IPlayerInfo *GetPlayerInfo();

	unsigned int GetLanguageId();

	int GetUserId();

	bool RunAdminCacheChecks();

	void NotifyPostAdminChecks();

	unsigned int GetSerial();

public:

	void DoBasicAdminChecks();

	void MarkAsBeingKicked();

	int GetLifeState();

private:

	void Initialize(const char *name, const char *ip, edict_t *pEntity);

	void Connect();

	void Disconnect();

	void SetName(const char *name);

	void DumpAdmin(bool deleting);

	void Authorize(const char *auth);

	void Authorize_Post();

	void DoPostConnectAuthorization();

private:

	bool m_IsConnected;

	bool m_IsInGame;

	bool m_IsAuthorized;

	bool m_bIsInKickQueue;

	String m_Name;

	String m_Ip;

	String m_IpNoPort;

	String m_AuthID;

	AdminId m_Admin;

	bool m_TempAdmin;

	edict_t *m_pEdict;

	IPlayerInfo *m_Info;

	String m_LastPassword;

	bool m_bAdminCheckSignalled;

	int m_iIndex;

	unsigned int m_LangId;

	int m_UserId;

	bool m_bFakeClient;

	serial_t m_Serial;

};

class PlayerManager : 

	public SMGlobalClass,

	public IPlayerManager,

	public IConVarChangeListener

{

	friend class CPlayer;

public:

	PlayerManager();

	~PlayerManager();

public: //SMGlobalClass

	void OnSourceModAllInitialized();

	void OnSourceModShutdown();

	void OnSourceModLevelEnd();

	ConfigResult OnSourceModConfigChanged(const char *key, const char *value, ConfigSource source, char *error, size_t maxlength);

	void OnSourceModMaxPlayersChanged(int newvalue);

public:

	CPlayer *GetPlayerByIndex(int client) const;

	void RunAuthChecks();

	void ClearAdminId(AdminId id);

	void ClearAllAdmins();

public:

	bool OnClientConnect(edict_t *pEntity, const char *pszName, const char *pszAddress, char *reject, int maxrejectlen);

	bool OnClientConnect_Post(edict_t *pEntity, const char *pszName, const char *pszAddress, char *reject, int maxrejectlen);

	void OnClientPutInServer(edict_t *pEntity, char const *playername);

	void OnClientDisconnect(edict_t *pEntity);

	void OnClientDisconnect_Post(edict_t *pEntity);

#if SOURCE_ENGINE >= SE_ORANGEBOX

	void OnClientCommand(edict_t *pEntity, const CCommand &args);

#else

	void OnClientCommand(edict_t *pEntity);

#endif

	void OnClientSettingsChanged(edict_t *pEntity);

	//void OnClientSettingsChanged_Pre(edict_t *pEntity);

public: //IPlayerManager

	void AddClientListener(IClientListener *listener);

	void RemoveClientListener(IClientListener *listener);

	IGamePlayer *GetGamePlayer(int client);

	IGamePlayer *GetGamePlayer(edict_t *pEdict);

	int GetMaxClients();

	int GetNumPlayers();

	int GetClientOfUserId(int userid);

	bool IsServerActivated();

	int FilterCommandTarget(IGamePlayer *pAdmin, IGamePlayer *pTarget, int flags);

	int InternalFilterCommandTarget(CPlayer *pAdmin, CPlayer *pTarget, int flags);

	void RegisterCommandTargetProcessor(ICommandTargetProcessor *pHandler);

	void UnregisterCommandTargetProcessor(ICommandTargetProcessor *pHandler);

	void ProcessCommandTarget(cmd_target_info_t *info);

	int GetClientFromSerial(unsigned int serial);

public: // IConVarChangeListener

	void OnConVarChanged(ConVar *pConVar, const char *oldValue, float flOldValue);

public:

	inline int MaxClients()

	{

		return m_maxClients;

	}

	inline int NumPlayers()

	{

		return m_PlayerCount;

	}

	inline int ListenClient()

	{

		return m_ListenClient;

	}

	bool CheckSetAdmin(int index, CPlayer *pPlayer, AdminId id);

	bool CheckSetAdminName(int index, CPlayer *pPlayer, AdminId id);

	const char *GetPassInfoVar();

	void RecheckAnyAdmins();

	unsigned int GetReplyTo();

	unsigned int SetReplyTo(unsigned int reply);

	void MaxPlayersChanged(int newvalue = -1);

private:

	void OnServerActivate(edict_t *pEdictList, int edictCount, int clientMax);

	void InvalidatePlayer(CPlayer *pPlayer);

private:

	List<IClientListener *> m_hooks;

	IForward *m_clconnect;

	IForward *m_cldisconnect;

	IForward *m_cldisconnect_post;

	IForward *m_clputinserver;

	IForward *m_clcommand;

	IForward *m_clinfochanged;

	IForward *m_clauth;

	IForward *m_onActivate;

	IForward *m_onActivate2;

	CPlayer *m_Players;

	int *m_UserIdLookUp;

	int m_maxClients;

	int m_PlayerCount;

	bool m_FirstPass;

	unsigned int *m_AuthQueue;

	String m_PassInfoVar;

	bool m_QueryLang;

	bool m_bIsListenServer;

	int m_ListenClient;

};

#if SOURCE_ENGINE >= SE_ORANGEBOX

void CmdMaxplayersCallback(const CCommand &command);

#else

void CmdMaxplayersCallback();

#endif

extern void ClientConsolePrint(edict_t *e, const char *fmt, ...);

extern PlayerManager g_Players;

extern bool g_OnMapStarted;

extern const unsigned int *g_NumPlayersToAuth;

#endif //_INCLUDE_SOURCEMOD_CPLAYERMANAGER_H_