core/PlayerManager.cpp
author David Anderson <dvander@alliedmods.net>
Tue Apr 27 23:40:04 2010 -0700 (2010-04-27)
changeset 2961 c3bb13e8760b
parent 2954 3a95eff83df8
child 3002 409a6de13f09
permissions -rw-r--r--
Check return value of GetPlayerNetInfo (bug 4315, r=fyren).
     1 /**
     2  * vim: set ts=4 sw=4 tw=99 noet :
     3  * =============================================================================
     4  * SourceMod
     5  * Copyright (C) 2004-2009 AlliedModders LLC.  All rights reserved.
     6  * =============================================================================
     7  *
     8  * This program is free software; you can redistribute it and/or modify it under
     9  * the terms of the GNU General Public License, version 3.0, as published by the
    10  * Free Software Foundation.
    11  * 
    12  * This program is distributed in the hope that it will be useful, but WITHOUT
    13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
    14  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
    15  * details.
    16  *
    17  * You should have received a copy of the GNU General Public License along with
    18  * this program.  If not, see <http://www.gnu.org/licenses/>.
    19  *
    20  * As a special exception, AlliedModders LLC gives you permission to link the
    21  * code of this program (as well as its derivative works) to "Half-Life 2," the
    22  * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
    23  * by the Valve Corporation.  You must obey the GNU General Public License in
    24  * all respects for all other code used.  Additionally, AlliedModders LLC grants
    25  * this exception to all derivative works.  AlliedModders LLC defines further
    26  * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
    27  * or <http://www.sourcemod.net/license.php>.
    28  *
    29  * Version: $Id$
    30  */
    31 
    32 #include "PlayerManager.h"
    33 #include "ForwardSys.h"
    34 #include "ShareSys.h"
    35 #include "AdminCache.h"
    36 #include "ConCmdManager.h"
    37 #include "MenuStyle_Valve.h"
    38 #include "MenuStyle_Radio.h"
    39 #include "sm_stringutil.h"
    40 #include "CoreConfig.h"
    41 #include "TimerSys.h"
    42 #include "Translator.h"
    43 #include "Logger.h"
    44 #include "ChatTriggers.h"
    45 #include "HalfLife2.h"
    46 #include <inetchannel.h>
    47 #include <iclient.h>
    48 #include "GameConfigs.h"
    49 #include "ExtensionSys.h"
    50 #include <sourcemod_version.h>
    51 #include "ConsoleDetours.h"
    52 
    53 PlayerManager g_Players;
    54 bool g_OnMapStarted = false;
    55 IForward *PreAdminCheck = NULL;
    56 IForward *PostAdminCheck = NULL;
    57 IForward *PostAdminFilter = NULL;
    58 IForward *OnClientConnected = NULL;
    59 const unsigned int *g_NumPlayersToAuth = NULL;
    60 int lifestate_offset = -1;
    61 List<ICommandTargetProcessor *> target_processors;
    62 
    63 SH_DECL_HOOK5(IServerGameClients, ClientConnect, SH_NOATTRIB, 0, bool, edict_t *, const char *, const char *, char *, int);
    64 SH_DECL_HOOK2_void(IServerGameClients, ClientPutInServer, SH_NOATTRIB, 0, edict_t *, const char *);
    65 SH_DECL_HOOK1_void(IServerGameClients, ClientDisconnect, SH_NOATTRIB, 0, edict_t *);
    66 #if SOURCE_ENGINE >= SE_ORANGEBOX
    67 SH_DECL_HOOK2_void(IServerGameClients, ClientCommand, SH_NOATTRIB, 0, edict_t *, const CCommand &);
    68 #else
    69 SH_DECL_HOOK1_void(IServerGameClients, ClientCommand, SH_NOATTRIB, 0, edict_t *);
    70 #endif
    71 SH_DECL_HOOK1_void(IServerGameClients, ClientSettingsChanged, SH_NOATTRIB, 0, edict_t *);
    72 SH_DECL_HOOK3_void(IServerGameDLL, ServerActivate, SH_NOATTRIB, 0, edict_t *, int, int);
    73 
    74 #if SOURCE_ENGINE >= SE_ORANGEBOX
    75 SH_DECL_EXTERN1_void(ConCommand, Dispatch, SH_NOATTRIB, false, const CCommand &);
    76 #elif SOURCE_ENGINE == SE_DARKMESSIAH
    77 SH_DECL_EXTERN0_void(ConCommand, Dispatch, SH_NOATTRIB, false);
    78 #else
    79 # if SH_IMPL_VERSION >= 4
    80  extern int __SourceHook_FHAddConCommandDispatch(void *,bool,class fastdelegate::FastDelegate0<void>);
    81 # else
    82  extern bool __SourceHook_FHAddConCommandDispatch(void *,bool,class fastdelegate::FastDelegate0<void>);
    83 # endif
    84 extern bool __SourceHook_FHRemoveConCommandDispatch(void *,bool,class fastdelegate::FastDelegate0<void>);
    85 #endif
    86 
    87 ConCommand *maxplayersCmd = NULL;
    88 
    89 unsigned int g_PlayerSerialCount = 0;
    90 
    91 class KickPlayerTimer : public ITimedEvent
    92 {
    93 public:
    94 	ResultType OnTimer(ITimer *pTimer, void *pData)
    95 	{
    96 		int userid = (int)pData;
    97 		int client = g_Players.GetClientOfUserId(userid);
    98 		if (client)
    99 		{
   100 			CPlayer *player = g_Players.GetPlayerByIndex(client);
   101 			player->Kick("Your name is reserved by SourceMod; set your password to use it.");
   102 		}
   103 		return Pl_Stop;
   104 	}
   105 	void OnTimerEnd(ITimer *pTimer, void *pData)
   106 	{
   107 	}
   108 } s_KickPlayerTimer;
   109 
   110 PlayerManager::PlayerManager()
   111 {
   112 	m_AuthQueue = NULL;
   113 	m_FirstPass = false;
   114 	m_maxClients = 0;
   115 
   116 	m_UserIdLookUp = new int[USHRT_MAX+1];
   117 	memset(m_UserIdLookUp, 0, sizeof(int) * (USHRT_MAX+1));
   118 }
   119 
   120 PlayerManager::~PlayerManager()
   121 {
   122 	g_NumPlayersToAuth = NULL;
   123 
   124 	delete [] m_AuthQueue;
   125 	delete [] m_UserIdLookUp;
   126 }
   127 
   128 void PlayerManager::OnSourceModAllInitialized()
   129 {
   130 	SH_ADD_HOOK_MEMFUNC(IServerGameClients, ClientConnect, serverClients, this, &PlayerManager::OnClientConnect, false);
   131 	SH_ADD_HOOK_MEMFUNC(IServerGameClients, ClientConnect, serverClients, this, &PlayerManager::OnClientConnect_Post, true);
   132 	SH_ADD_HOOK_MEMFUNC(IServerGameClients, ClientPutInServer, serverClients, this, &PlayerManager::OnClientPutInServer, true);
   133 	SH_ADD_HOOK_MEMFUNC(IServerGameClients, ClientDisconnect, serverClients, this, &PlayerManager::OnClientDisconnect, false);
   134 	SH_ADD_HOOK_MEMFUNC(IServerGameClients, ClientDisconnect, serverClients, this, &PlayerManager::OnClientDisconnect_Post, true);
   135 	SH_ADD_HOOK_MEMFUNC(IServerGameClients, ClientCommand, serverClients, this, &PlayerManager::OnClientCommand, false);
   136 	SH_ADD_HOOK_MEMFUNC(IServerGameClients, ClientSettingsChanged, serverClients, this, &PlayerManager::OnClientSettingsChanged, true);
   137 	SH_ADD_HOOK_MEMFUNC(IServerGameDLL, ServerActivate, gamedll, this, &PlayerManager::OnServerActivate, true);
   138 
   139 	g_ShareSys.AddInterface(NULL, this);
   140 
   141 	ParamType p1[] = {Param_Cell, Param_String, Param_Cell};
   142 	ParamType p2[] = {Param_Cell};
   143 
   144 	m_clconnect = g_Forwards.CreateForward("OnClientConnect", ET_LowEvent, 3, p1);
   145 	m_clputinserver = g_Forwards.CreateForward("OnClientPutInServer", ET_Ignore, 1, p2);
   146 	m_cldisconnect = g_Forwards.CreateForward("OnClientDisconnect", ET_Ignore, 1, p2);
   147 	m_cldisconnect_post = g_Forwards.CreateForward("OnClientDisconnect_Post", ET_Ignore, 1, p2);
   148 	m_clcommand = g_Forwards.CreateForward("OnClientCommand", ET_Hook, 2, NULL, Param_Cell, Param_Cell);
   149 	m_clinfochanged = g_Forwards.CreateForward("OnClientSettingsChanged", ET_Ignore, 1, p2);
   150 	m_clauth = g_Forwards.CreateForward("OnClientAuthorized", ET_Ignore, 2, NULL, Param_Cell, Param_String);
   151 	m_onActivate = g_Forwards.CreateForward("OnServerLoad", ET_Ignore, 0, NULL);
   152 	m_onActivate2 = g_Forwards.CreateForward("OnMapStart", ET_Ignore, 0, NULL);
   153 	OnClientConnected = g_Forwards.CreateForward("OnClientConnected", ET_Ignore, 1, p2);
   154 
   155 	PreAdminCheck = g_Forwards.CreateForward("OnClientPreAdminCheck", ET_Event, 1, p1);
   156 	PostAdminCheck = g_Forwards.CreateForward("OnClientPostAdminCheck", ET_Ignore, 1, p1);
   157 	PostAdminFilter = g_Forwards.CreateForward("OnClientPostAdminFilter", ET_Ignore, 1, p1);
   158 
   159 	m_bIsListenServer = !engine->IsDedicatedServer();
   160 	m_ListenClient = 0;
   161 
   162 	g_ConVarManager.AddConVarChangeListener("tv_enable", this);
   163 
   164 	ConCommand *pCmd = FindCommand("maxplayers");
   165 	if (pCmd != NULL)
   166 	{
   167 		SH_ADD_HOOK_STATICFUNC(ConCommand, Dispatch, pCmd, CmdMaxplayersCallback, true);
   168 		maxplayersCmd = pCmd;
   169 	}
   170 }
   171 
   172 void PlayerManager::OnSourceModShutdown()
   173 {
   174 	SH_REMOVE_HOOK_MEMFUNC(IServerGameClients, ClientConnect, serverClients, this, &PlayerManager::OnClientConnect, false);
   175 	SH_REMOVE_HOOK_MEMFUNC(IServerGameClients, ClientPutInServer, serverClients, this, &PlayerManager::OnClientPutInServer, true);
   176 	SH_REMOVE_HOOK_MEMFUNC(IServerGameClients, ClientDisconnect, serverClients, this, &PlayerManager::OnClientDisconnect, false);
   177 	SH_REMOVE_HOOK_MEMFUNC(IServerGameClients, ClientDisconnect, serverClients, this, &PlayerManager::OnClientDisconnect_Post, true);
   178 	SH_REMOVE_HOOK_MEMFUNC(IServerGameClients, ClientCommand, serverClients, this, &PlayerManager::OnClientCommand, false);
   179 	SH_REMOVE_HOOK_MEMFUNC(IServerGameClients, ClientSettingsChanged, serverClients, this, &PlayerManager::OnClientSettingsChanged, true);
   180 	SH_REMOVE_HOOK_MEMFUNC(IServerGameDLL, ServerActivate, gamedll, this, &PlayerManager::OnServerActivate, true);
   181 
   182 	/* Release forwards */
   183 	g_Forwards.ReleaseForward(m_clconnect);
   184 	g_Forwards.ReleaseForward(m_clputinserver);
   185 	g_Forwards.ReleaseForward(m_cldisconnect);
   186 	g_Forwards.ReleaseForward(m_cldisconnect_post);
   187 	g_Forwards.ReleaseForward(m_clcommand);
   188 	g_Forwards.ReleaseForward(m_clinfochanged);
   189 	g_Forwards.ReleaseForward(m_clauth);
   190 	g_Forwards.ReleaseForward(m_onActivate);
   191 	g_Forwards.ReleaseForward(m_onActivate2);
   192 	g_Forwards.ReleaseForward(OnClientConnected);
   193 
   194 	g_Forwards.ReleaseForward(PreAdminCheck);
   195 	g_Forwards.ReleaseForward(PostAdminCheck);
   196 	g_Forwards.ReleaseForward(PostAdminFilter);
   197 
   198 	delete [] m_Players;
   199 
   200 	g_ConVarManager.RemoveConVarChangeListener("tv_enable", this);
   201 
   202 	if (maxplayersCmd != NULL)
   203 	{
   204 		SH_REMOVE_HOOK_STATICFUNC(ConCommand, Dispatch, maxplayersCmd, CmdMaxplayersCallback, true);
   205 	}
   206 }
   207 
   208 ConfigResult PlayerManager::OnSourceModConfigChanged(const char *key, 
   209 												 const char *value, 
   210 												 ConfigSource source, 
   211 												 char *error, 
   212 												 size_t maxlength)
   213 {
   214 	if (strcmp(key, "PassInfoVar") == 0)
   215 	{
   216 		if (strcmp(value, "_password") != 0)
   217 		{
   218 			m_PassInfoVar.assign(value);
   219 		}
   220 		return ConfigResult_Accept;
   221 	} else if (strcmp(key, "AllowClLanguageVar") == 0) {
   222 		if (strcasecmp(value, "on") == 0)
   223 		{
   224 			m_QueryLang = true;
   225 		} else if (strcasecmp(value, "off") == 0) {
   226 			m_QueryLang = false;
   227 		} else {
   228 			UTIL_Format(error, maxlength, "Invalid value: must be \"on\" or \"off\"");
   229 			return ConfigResult_Reject;
   230 		}
   231 		return ConfigResult_Accept;
   232 	}
   233 	return ConfigResult_Ignore;
   234 }
   235 
   236 void PlayerManager::OnServerActivate(edict_t *pEdictList, int edictCount, int clientMax)
   237 {
   238 	if (!m_FirstPass)
   239 	{
   240 		/* Initialize all players */
   241 		m_maxClients = clientMax;
   242 		m_PlayerCount = 0;
   243 		m_Players = new CPlayer[ABSOLUTE_PLAYER_LIMIT + 1];
   244 		m_AuthQueue = new unsigned int[ABSOLUTE_PLAYER_LIMIT + 1];
   245 		m_FirstPass = true;
   246 
   247 		memset(m_AuthQueue, 0, sizeof(unsigned int) * (ABSOLUTE_PLAYER_LIMIT + 1));
   248 
   249 		g_NumPlayersToAuth = &m_AuthQueue[0];
   250 
   251 		g_PluginSys.SyncMaxClients(clientMax);
   252 	}
   253 	g_Extensions.CallOnCoreMapStart(pEdictList, edictCount, clientMax);
   254 	m_onActivate->Execute(NULL);
   255 	m_onActivate2->Execute(NULL);
   256 
   257 	List<IClientListener *>::iterator iter;
   258 	for (iter = m_hooks.begin(); iter != m_hooks.end(); iter++)
   259 	{
   260 		if ((*iter)->GetClientListenerVersion() >= 5)
   261 		{
   262 			(*iter)->OnServerActivated(clientMax);
   263 		}
   264 	}
   265 
   266 	g_OnMapStarted = true;
   267 
   268 	SMGlobalClass *cls = SMGlobalClass::head;
   269 	while (cls)
   270 	{
   271 		cls->OnSourceModLevelActivated();
   272 		cls = cls->m_pGlobalClassNext;
   273 	}
   274 
   275 	SM_ExecuteAllConfigs();
   276 }
   277 
   278 bool PlayerManager::IsServerActivated()
   279 {
   280 	return m_FirstPass;
   281 }
   282 
   283 bool PlayerManager::CheckSetAdmin(int index, CPlayer *pPlayer, AdminId id)
   284 {
   285 	const char *password = g_Admins.GetAdminPassword(id);
   286 	if (password != NULL)
   287 	{
   288 		if (m_PassInfoVar.size() < 1)
   289 		{
   290 			return false;
   291 		}
   292 
   293 		/* Whoa... the user needs a password! */
   294 		const char *given = engine->GetClientConVarValue(index, m_PassInfoVar.c_str());
   295 		if (!given || strcmp(given, password) != 0)
   296 		{
   297 			return false;
   298 		}
   299 	}
   300 
   301 	pPlayer->SetAdminId(id, false);
   302 
   303 	return true;
   304 }
   305 
   306 bool PlayerManager::CheckSetAdminName(int index, CPlayer *pPlayer, AdminId id)
   307 {
   308 	const char *password = g_Admins.GetAdminPassword(id);
   309 	if (password == NULL)
   310 	{
   311 		return false;
   312 	}
   313 
   314 	if (m_PassInfoVar.size() < 1)
   315 	{
   316 		return false;
   317 	}
   318 
   319 	/* Whoa... the user needs a password! */
   320 	const char *given = engine->GetClientConVarValue(index, m_PassInfoVar.c_str());
   321 	if (!given || strcmp(given, password) != 0)
   322 	{
   323 		return false;
   324 	}
   325 
   326 	pPlayer->SetAdminId(id, false);
   327 
   328 	return true;
   329 }
   330 
   331 void PlayerManager::RunAuthChecks()
   332 {
   333 	CPlayer *pPlayer;
   334 	const char *authstr;
   335 	unsigned int removed = 0;
   336 	for (unsigned int i=1; i<=m_AuthQueue[0]; i++)
   337 	{
   338 		pPlayer = &m_Players[m_AuthQueue[i]];
   339 		authstr = engine->GetPlayerNetworkIDString(pPlayer->m_pEdict);
   340 		if (authstr && authstr[0] != '\0'
   341 			&& (strcmp(authstr, "STEAM_ID_PENDING") != 0))
   342 		{
   343 			/* Set authorization */
   344 			pPlayer->Authorize(authstr);
   345 
   346 			/* Mark as removed from queue */
   347 			unsigned int client = m_AuthQueue[i];
   348 			m_AuthQueue[i] = 0;
   349 			removed++;
   350 
   351 			/* Send to extensions */
   352 			List<IClientListener *>::iterator iter;
   353 			IClientListener *pListener;
   354 			for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
   355 			{
   356 				pListener = (*iter);
   357 				pListener->OnClientAuthorized(client, authstr);
   358 				if (!pPlayer->IsConnected())
   359 				{
   360 					break;
   361 				}
   362 			}
   363 
   364 			/* Send to plugins if player is still connected */
   365 			if (pPlayer->IsConnected() && m_clauth->GetFunctionCount())
   366 			{
   367 				/* :TODO: handle the case of a player disconnecting in the middle */
   368 				m_clauth->PushCell(client);
   369 				m_clauth->PushString(authstr);
   370 				m_clauth->Execute(NULL);
   371 			}
   372 
   373 			if (pPlayer->IsConnected())
   374 			{
   375 				pPlayer->Authorize_Post();
   376 			}
   377 		}
   378 	}
   379 
   380 	/* Clean up the queue */
   381 	if (removed)
   382 	{
   383 		/* We don't have to compact the list if it's empty */
   384 		if (removed != m_AuthQueue[0])
   385 		{
   386 			unsigned int diff = 0;
   387 			for (unsigned int i=1; i<=m_AuthQueue[0]; i++)
   388 			{
   389 				/* If this member is removed... */
   390 				if (m_AuthQueue[i] == 0)
   391 				{
   392 					/* Increase the differential */
   393 					diff++;
   394 				} else {
   395 					/* diff cannot increase faster than i+1 */
   396 					assert(i > diff);
   397 					assert(i - diff >= 1);
   398 					/* move this index down */
   399 					m_AuthQueue[i - diff] = m_AuthQueue[i];
   400 				}
   401 			}
   402 			m_AuthQueue[0] -= removed;
   403 		} else {
   404 			m_AuthQueue[0] = 0;
   405 		}
   406 	}
   407 }
   408 
   409 bool PlayerManager::OnClientConnect(edict_t *pEntity, const char *pszName, const char *pszAddress, char *reject, int maxrejectlen)
   410 {
   411 	int client = IndexOfEdict(pEntity);
   412 	CPlayer *pPlayer = &m_Players[client];
   413 
   414 	List<IClientListener *>::iterator iter;
   415 	IClientListener *pListener = NULL;
   416 	for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
   417 	{
   418 		pListener = (*iter);
   419 		if (!pListener->InterceptClientConnect(client, reject, maxrejectlen))
   420 		{
   421 			return false;
   422 		}
   423 	}
   424 
   425 	cell_t res = 1;
   426 
   427 	pPlayer->Initialize(pszName, pszAddress, pEntity);
   428 	m_clconnect->PushCell(client);
   429 	m_clconnect->PushStringEx(reject, maxrejectlen, SM_PARAM_STRING_UTF8 | SM_PARAM_STRING_COPY, SM_PARAM_COPYBACK);
   430 	m_clconnect->PushCell(maxrejectlen);
   431 	m_clconnect->Execute(&res);
   432 
   433 	if (res)
   434 	{
   435 		if (!pPlayer->IsAuthorized())
   436 		{
   437 			m_AuthQueue[++m_AuthQueue[0]] = client;
   438 		}
   439 
   440 		m_UserIdLookUp[engine->GetPlayerUserId(pEntity)] = client;
   441 	}
   442 	else
   443 	{
   444 		if (!pPlayer->IsFakeClient())
   445 		{
   446 			RETURN_META_VALUE(MRES_SUPERCEDE, false);
   447 		}
   448 	}
   449 
   450 	return true;
   451 }
   452 
   453 bool PlayerManager::OnClientConnect_Post(edict_t *pEntity, const char *pszName, const char *pszAddress, char *reject, int maxrejectlen)
   454 {
   455 	int client = IndexOfEdict(pEntity);
   456 	bool orig_value = META_RESULT_ORIG_RET(bool);
   457 	CPlayer *pPlayer = &m_Players[client];
   458 
   459 	if (orig_value)
   460 	{
   461 		List<IClientListener *>::iterator iter;
   462 		IClientListener *pListener = NULL;
   463 		for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
   464 		{
   465 			pListener = (*iter);
   466 			pListener->OnClientConnected(client);
   467 			if (!pPlayer->IsConnected())
   468 			{
   469 				break;
   470 			}
   471 		}
   472 
   473 		if (!pPlayer->IsFakeClient() 
   474 			&& m_bIsListenServer
   475 			&& strncmp(pszAddress, "127.0.0.1", 9) == 0)
   476 		{
   477 			m_ListenClient = client;
   478 		}
   479 
   480 		cell_t res;
   481 		OnClientConnected->PushCell(client);
   482 		OnClientConnected->Execute(&res, NULL);
   483 	}
   484 	else
   485 	{
   486 		InvalidatePlayer(pPlayer);
   487 	}
   488 
   489 	return true;
   490 }
   491 
   492 void PlayerManager::OnClientPutInServer(edict_t *pEntity, const char *playername)
   493 {
   494 	cell_t res;
   495 	int client = IndexOfEdict(pEntity);
   496 	CPlayer *pPlayer = &m_Players[client];
   497 
   498 	/* If they're not connected, they're a bot */
   499 	if (!pPlayer->IsConnected())
   500 	{
   501 		/* Run manual connection routines */
   502 		char error[255];
   503 		const char *authid = engine->GetPlayerNetworkIDString(pEntity);
   504 		pPlayer->Authorize(authid);
   505 		pPlayer->m_bFakeClient = true;
   506 		if (!OnClientConnect(pEntity, playername, "127.0.0.1", error, sizeof(error)))
   507 		{
   508 			/* :TODO: kick the bot if it's rejected */
   509 			return;
   510 		}
   511 		List<IClientListener *>::iterator iter;
   512 		IClientListener *pListener = NULL;
   513 		for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
   514 		{
   515 			pListener = (*iter);
   516 			pListener->OnClientConnected(client);
   517 			/* See if bot was kicked */
   518 			if (!pPlayer->IsConnected())
   519 			{
   520 				return;
   521 			}
   522 		}
   523 		/* Now do authorization */
   524 		for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
   525 		{
   526 			pListener = (*iter);
   527 			pListener->OnClientAuthorized(client, authid);
   528 		}
   529 		/* Finally, tell plugins */
   530 		if (m_clauth->GetFunctionCount())
   531 		{
   532 			m_clauth->PushCell(client);
   533 			m_clauth->PushString(authid);
   534 			m_clauth->Execute(NULL);
   535 		}
   536 		pPlayer->Authorize_Post();
   537 	}
   538 
   539 	if (playerinfo)
   540 	{
   541 		pPlayer->m_Info = playerinfo->GetPlayerInfo(pEntity);
   542 	}
   543 
   544 	/* Get the client's language */
   545 	if (m_QueryLang)
   546 	{
   547 		const char *name;
   548 		if (!pPlayer->IsFakeClient() && (name=engine->GetClientConVarValue(client, "cl_language")))
   549 		{
   550 			unsigned int langid;
   551 			pPlayer->m_LangId = (g_Translator.GetLanguageByName(name, &langid)) ? langid : g_Translator.GetServerLanguage();
   552 		} else {
   553 			pPlayer->m_LangId = g_Translator.GetServerLanguage();
   554 		}
   555 	}
   556 
   557 	pPlayer->Connect();
   558 	m_PlayerCount++;
   559 
   560 	List<IClientListener *>::iterator iter;
   561 	IClientListener *pListener = NULL;
   562 	for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
   563 	{
   564 		pListener = (*iter);
   565 		pListener->OnClientPutInServer(client);
   566 	}
   567 
   568 	m_clputinserver->PushCell(client);
   569 	m_clputinserver->Execute(&res, NULL);
   570 
   571 	if (pPlayer->IsAuthorized())
   572 	{
   573 		pPlayer->DoPostConnectAuthorization();
   574 	}
   575 }
   576 
   577 void PlayerManager::OnSourceModLevelEnd()
   578 {
   579 	/* Disconnect all bots still in game */
   580 	for (int i=1; i<=m_maxClients; i++)
   581 	{
   582 		if (m_Players[i].IsConnected())
   583 		{
   584 			OnClientDisconnect(m_Players[i].GetEdict());
   585 		}
   586 	}
   587 	m_PlayerCount = 0;
   588 }
   589 
   590 void PlayerManager::OnClientDisconnect(edict_t *pEntity)
   591 {
   592 	cell_t res;
   593 	int client = IndexOfEdict(pEntity);
   594 	CPlayer *pPlayer = &m_Players[client];
   595 
   596 	if (pPlayer->IsConnected())
   597 	{
   598 		m_cldisconnect->PushCell(client);
   599 		m_cldisconnect->Execute(&res, NULL);
   600 	}
   601 	else
   602 	{
   603 		/* We don't care, prevent a double call */
   604 		return;
   605 	}
   606 
   607 	if (pPlayer->WasCountedAsInGame())
   608 	{
   609 		m_PlayerCount--;
   610 	}
   611 
   612 	List<IClientListener *>::iterator iter;
   613 	IClientListener *pListener = NULL;
   614 	for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
   615 	{
   616 		pListener = (*iter);
   617 		pListener->OnClientDisconnecting(client);
   618 	}
   619 
   620 	InvalidatePlayer(pPlayer);
   621 
   622 	if (m_ListenClient == client)
   623 	{
   624 		m_ListenClient = 0;
   625 	}
   626 }
   627 
   628 void PlayerManager::OnClientDisconnect_Post(edict_t *pEntity)
   629 {
   630 	cell_t res;
   631 	int client = IndexOfEdict(pEntity);
   632 
   633 	m_cldisconnect_post->PushCell(client);
   634 	m_cldisconnect_post->Execute(&res, NULL);
   635 
   636 	List<IClientListener *>::iterator iter;
   637 	IClientListener *pListener = NULL;
   638 	for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
   639 	{
   640 		pListener = (*iter);
   641 		pListener->OnClientDisconnected(client);
   642 	}
   643 }
   644 
   645 void ClientConsolePrint(edict_t *e, const char *fmt, ...)
   646 {
   647 	char buffer[512];
   648 
   649 	va_list ap;
   650 	va_start(ap, fmt);
   651 	size_t len = vsnprintf(buffer, sizeof(buffer), fmt, ap);
   652 	va_end(ap);
   653 
   654 	if (len >= sizeof(buffer) - 1)
   655 	{
   656 		buffer[sizeof(buffer) - 2] = '\n';
   657 		buffer[sizeof(buffer) - 1] = '\0';
   658 	} else {
   659 		buffer[len++] = '\n';
   660 		buffer[len] = '\0';
   661 	}
   662 
   663 	engine->ClientPrintf(e, buffer);
   664 }
   665 
   666 #if SOURCE_ENGINE >= SE_ORANGEBOX
   667 void PlayerManager::OnClientCommand(edict_t *pEntity, const CCommand &args)
   668 {
   669 #else
   670 void PlayerManager::OnClientCommand(edict_t *pEntity)
   671 {
   672 	CCommand args;
   673 #endif
   674 	int client = IndexOfEdict(pEntity);
   675 	cell_t res = Pl_Continue;
   676 	CPlayer *pPlayer = &m_Players[client];
   677 
   678 	if (!pPlayer->IsConnected())
   679 	{
   680 		return;
   681 	}
   682 
   683 	if (strcmp(args.Arg(0), "sm") == 0)
   684 	{
   685 		if (args.ArgC() > 1 && strcmp(args.Arg(1), "plugins") == 0)
   686 		{
   687 			g_PluginSys.ListPluginsToClient(pPlayer, args);
   688 			RETURN_META(MRES_SUPERCEDE);
   689 		}
   690 		else if (args.ArgC() > 1 && strcmp(args.Arg(1), "credits") == 0)
   691 		{
   692 			ClientConsolePrint(pEntity,
   693 				"SourceMod would not be possible without:");
   694 			ClientConsolePrint(pEntity,
   695 				" David \"BAILOPAN\" Anderson, Borja \"faluco\" Ferrer");
   696 			ClientConsolePrint(pEntity,
   697 				" Scott \"DS\" Ehlert, Matt \"pRED\" Woodrow");
   698 			ClientConsolePrint(pEntity,
   699 				" Michael \"ferret\" McKoy, Pavol \"PM OnoTo\" Marko");
   700 			ClientConsolePrint(pEntity,
   701 				"SourceMod is open source under the GNU General Public License.");
   702 			RETURN_META(MRES_SUPERCEDE);
   703 		}
   704 
   705 		ClientConsolePrint(pEntity,
   706 			"SourceMod %s, by AlliedModders LLC", SM_FULL_VERSION);
   707 		ClientConsolePrint(pEntity,
   708 			"To see running plugins, type \"sm plugins\"");
   709 		ClientConsolePrint(pEntity,
   710 			"To see credits, type \"sm credits\"");
   711 		ClientConsolePrint(pEntity,
   712 			"Visit http://www.sourcemod.net/");
   713 		RETURN_META(MRES_SUPERCEDE);
   714 	}
   715 
   716 	g_HL2.PushCommandStack(&args);
   717 
   718 	int argcount = args.ArgC() - 1;
   719 	const char *cmd = g_HL2.CurrentCommandName();
   720 
   721 	bool result = g_ValveMenuStyle.OnClientCommand(client, cmd, args);
   722 	if (result)
   723 	{
   724 		res = Pl_Handled;
   725 	} else {
   726 		result = g_RadioMenuStyle.OnClientCommand(client, cmd, args);
   727 		if (result)
   728 		{
   729 			res = Pl_Handled;
   730 		}
   731 	}
   732 
   733 	if (g_ConsoleDetours.IsEnabled())
   734 	{
   735 		cell_t res2 = g_ConsoleDetours.InternalDispatch(client, args);
   736 		if (res2 >= Pl_Stop)
   737 		{
   738 			g_HL2.PopCommandStack();
   739 			RETURN_META(MRES_SUPERCEDE);
   740 		}
   741 		else if (res2 > res)
   742 		{
   743 			res = res2;
   744 		}
   745 	}
   746 
   747 	cell_t res2 = Pl_Continue;
   748 	if (pPlayer->IsInGame())
   749 	{
   750 		m_clcommand->PushCell(client);
   751 		m_clcommand->PushCell(argcount);
   752 		m_clcommand->Execute(&res2, NULL);
   753 	}
   754 
   755 	if (res2 > res)
   756 	{
   757 		res = res2;
   758 	}
   759 
   760 	if (res >= Pl_Stop)
   761 	{
   762 		g_HL2.PopCommandStack();
   763 		RETURN_META(MRES_SUPERCEDE);
   764 	}
   765 
   766 	res = g_ConCmds.DispatchClientCommand(client, cmd, argcount, (ResultType)res);
   767 
   768 	g_HL2.PopCommandStack();
   769 
   770 	if (res >= Pl_Handled)
   771 	{
   772 		RETURN_META(MRES_SUPERCEDE);
   773 	}
   774 }
   775 
   776 void PlayerManager::OnClientSettingsChanged(edict_t *pEntity)
   777 {
   778 	cell_t res;
   779 	int client = IndexOfEdict(pEntity);
   780 	CPlayer *pPlayer = &m_Players[client];
   781 
   782 	if (!pPlayer->IsConnected())
   783 	{
   784 		return;
   785 	}
   786 
   787 	m_clinfochanged->PushCell(client);
   788 	m_clinfochanged->Execute(&res, NULL);
   789 
   790 	if (pPlayer->IsFakeClient())
   791 	{
   792 		return;
   793 	}
   794 
   795 	IPlayerInfo *info = pPlayer->GetPlayerInfo();
   796 	const char *new_name = info ? info->GetName() : engine->GetClientConVarValue(client, "name");
   797 	const char *old_name = pPlayer->m_Name.c_str();
   798 
   799 	if (strcmp(old_name, new_name) != 0)
   800 	{
   801 		AdminId id = g_Admins.FindAdminByIdentity("name", new_name);
   802 		if (id != INVALID_ADMIN_ID && pPlayer->GetAdminId() != id)
   803 		{
   804 			if (!CheckSetAdminName(client, pPlayer, id))
   805 			{
   806 				pPlayer->Kick("Your name is reserved by SourceMod; set your password to use it.");
   807 				RETURN_META(MRES_IGNORED);
   808 			}
   809 		} else if ((id = g_Admins.FindAdminByIdentity("name", old_name)) != INVALID_ADMIN_ID) {
   810 			if (id == pPlayer->GetAdminId())
   811 			{
   812 				/* This player is changing their name; force them to drop admin privileges! */
   813 				pPlayer->SetAdminId(INVALID_ADMIN_ID, false);
   814 			}
   815 		}
   816 		pPlayer->SetName(new_name);
   817 	}
   818 	
   819 	if (m_PassInfoVar.size() > 0)
   820 	{
   821 		/* Try for a password change */
   822 		const char *old_pass = pPlayer->m_LastPassword.c_str();
   823 		const char *new_pass = engine->GetClientConVarValue(client, m_PassInfoVar.c_str());
   824 		if (strcmp(old_pass, new_pass) != 0)
   825 		{
   826 			pPlayer->m_LastPassword.assign(new_pass);
   827 			if (pPlayer->IsInGame() && pPlayer->IsAuthorized())
   828 			{
   829 				/* If there is already an admin id assigned, this will just bail out. */
   830 				pPlayer->DoBasicAdminChecks();
   831 			}
   832 		}
   833 	}
   834 }
   835 
   836 int PlayerManager::GetMaxClients()
   837 {
   838 	return m_maxClients;
   839 }
   840 
   841 CPlayer *PlayerManager::GetPlayerByIndex(int client) const
   842 {
   843 	if (client > m_maxClients || client < 1)
   844 	{
   845 		return NULL;
   846 	}
   847 	return &m_Players[client];
   848 }
   849 
   850 int PlayerManager::GetNumPlayers()
   851 {
   852 	return m_PlayerCount;
   853 }
   854 
   855 int PlayerManager::GetClientOfUserId(int userid)
   856 {
   857 	if (userid < 0 || userid > USHRT_MAX)
   858 	{
   859 		return 0;
   860 	}
   861 	
   862 	int client = m_UserIdLookUp[userid];
   863 
   864 	/* Verify the userid.  The cache can get messed up with older
   865 	 * Valve engines.  :TODO: If this gets fixed, do an old engine 
   866 	 * check before invoking this backwards compat code.
   867 	 */
   868 	if (client)
   869 	{
   870 		CPlayer *player = GetPlayerByIndex(client);
   871 		if (player && player->IsConnected())
   872 		{
   873 			int realUserId = engine->GetPlayerUserId(player->GetEdict());
   874 			if (realUserId == userid)
   875 			{
   876 				return client;
   877 			}
   878 		}
   879 	}
   880 
   881 	/* If we can't verify the userid, we have to do a manual loop */
   882 	CPlayer *player;
   883 	for (int i = 1; i <= m_maxClients; i++)
   884 	{
   885 		player = GetPlayerByIndex(i);
   886 		if (!player || !player->IsConnected())
   887 		{
   888 			continue;
   889 		}
   890 		if (engine->GetPlayerUserId(player->GetEdict()) == userid)
   891 		{
   892 			m_UserIdLookUp[userid] = i;
   893 			return i;
   894 		}
   895 	}
   896 
   897 	return 0;
   898 }
   899 
   900 void PlayerManager::AddClientListener(IClientListener *listener)
   901 {
   902 	m_hooks.push_back(listener);
   903 }
   904 
   905 void PlayerManager::RemoveClientListener(IClientListener *listener)
   906 {
   907 	m_hooks.remove(listener);
   908 }
   909 
   910 IGamePlayer *PlayerManager::GetGamePlayer(edict_t *pEdict)
   911 {
   912 	int index = IndexOfEdict(pEdict);
   913 	return GetGamePlayer(index);
   914 }
   915 
   916 IGamePlayer *PlayerManager::GetGamePlayer(int client)
   917 {
   918 	return GetPlayerByIndex(client);
   919 }
   920 
   921 void PlayerManager::ClearAdminId(AdminId id)
   922 {
   923 	for (int i=1; i<=m_maxClients; i++)
   924 	{
   925 		if (m_Players[i].m_Admin == id)
   926 		{
   927 			m_Players[i].DumpAdmin(true);
   928 		}
   929 	}
   930 }
   931 
   932 void PlayerManager::ClearAllAdmins()
   933 {
   934 	for (int i=1; i<=m_maxClients; i++)
   935 	{
   936 		m_Players[i].DumpAdmin(true);
   937 	}
   938 }
   939 
   940 const char *PlayerManager::GetPassInfoVar()
   941 {
   942 	return m_PassInfoVar.c_str();
   943 }
   944 
   945 void PlayerManager::RecheckAnyAdmins()
   946 {
   947 	for (int i=1; i<=m_maxClients; i++)
   948 	{
   949 		if (m_Players[i].IsInGame() && m_Players[i].IsAuthorized())
   950 		{
   951 			m_Players[i].DoBasicAdminChecks();
   952 		}
   953 	}
   954 }
   955 
   956 unsigned int PlayerManager::GetReplyTo()
   957 {
   958 	return g_ChatTriggers.GetReplyTo();
   959 }
   960 
   961 unsigned int PlayerManager::SetReplyTo(unsigned int reply)
   962 {
   963 	return g_ChatTriggers.SetReplyTo(reply);
   964 }
   965 
   966 int PlayerManager::FilterCommandTarget(IGamePlayer *pAdmin, IGamePlayer *pTarget, int flags)
   967 {
   968 	return InternalFilterCommandTarget((CPlayer *)pAdmin, (CPlayer *)pTarget, flags);
   969 }
   970 
   971 void PlayerManager::RegisterCommandTargetProcessor(ICommandTargetProcessor *pHandler)
   972 {
   973 	target_processors.push_back(pHandler);
   974 }
   975 
   976 void PlayerManager::UnregisterCommandTargetProcessor(ICommandTargetProcessor *pHandler)
   977 {
   978 	target_processors.remove(pHandler);
   979 }
   980 
   981 void PlayerManager::InvalidatePlayer(CPlayer *pPlayer)
   982 {
   983 	/**
   984 	* Remove client from auth queue if necessary
   985 	*/
   986 	if (!pPlayer->IsAuthorized())
   987 	{
   988 		for (unsigned int i=1; i<=m_AuthQueue[0]; i++)
   989 		{
   990 			if (m_AuthQueue[i] == (unsigned)pPlayer->m_iIndex)
   991 			{
   992 				/* Move everything ahead of us back by one */
   993 				for (unsigned int j=i+1; j<=m_AuthQueue[0]; j++)
   994 				{
   995 					m_AuthQueue[j-1] = m_AuthQueue[j];
   996 				}
   997 				/* Remove us and break */
   998 				m_AuthQueue[0]--;
   999 				break;
  1000 			}
  1001 		}
  1002 	}
  1003 	
  1004 	m_UserIdLookUp[engine->GetPlayerUserId(pPlayer->m_pEdict)] = 0;
  1005 	pPlayer->Disconnect();
  1006 }
  1007 
  1008 int PlayerManager::InternalFilterCommandTarget(CPlayer *pAdmin, CPlayer *pTarget, int flags)
  1009 {
  1010 	if ((flags & COMMAND_FILTER_CONNECTED) == COMMAND_FILTER_CONNECTED
  1011 		&& !pTarget->IsConnected())
  1012 	{
  1013 		return COMMAND_TARGET_NONE;
  1014 	}
  1015 	else if ((flags & COMMAND_FILTER_CONNECTED) != COMMAND_FILTER_CONNECTED && 
  1016 		!pTarget->IsInGame())
  1017 	{
  1018 		return COMMAND_TARGET_NOT_IN_GAME;
  1019 	}
  1020 
  1021 	if ((flags & COMMAND_FILTER_NO_BOTS) == COMMAND_FILTER_NO_BOTS
  1022 		&& pTarget->IsFakeClient())
  1023 	{
  1024 		return COMMAND_TARGET_NOT_HUMAN;
  1025 	}
  1026 
  1027 	if (pAdmin != NULL)
  1028 	{
  1029 		if ((flags & COMMAND_FILTER_NO_IMMUNITY) != COMMAND_FILTER_NO_IMMUNITY
  1030 			&& !g_Admins.CanAdminTarget(pAdmin->GetAdminId(), pTarget->GetAdminId()))
  1031 		{
  1032 			return COMMAND_TARGET_IMMUNE;
  1033 		}
  1034 	}
  1035 
  1036 	if ((flags & COMMAND_FILTER_ALIVE) == COMMAND_FILTER_ALIVE 
  1037 		&& pTarget->GetLifeState() != PLAYER_LIFE_ALIVE)
  1038 	{
  1039 		return COMMAND_TARGET_NOT_ALIVE;
  1040 	}
  1041 
  1042 	if ((flags & COMMAND_FILTER_DEAD) == COMMAND_FILTER_DEAD
  1043 		&& pTarget->GetLifeState() != PLAYER_LIFE_DEAD)
  1044 	{
  1045 		return COMMAND_TARGET_NOT_DEAD;
  1046 	}
  1047 
  1048 	return COMMAND_TARGET_VALID;
  1049 }
  1050 
  1051 void PlayerManager::ProcessCommandTarget(cmd_target_info_t *info)
  1052 {
  1053 	CPlayer *pTarget, *pAdmin;
  1054 	int max_clients, total = 0;
  1055 
  1056 	max_clients = GetMaxClients();
  1057 
  1058 	if (info->max_targets < 1)
  1059 	{
  1060 		info->reason = COMMAND_TARGET_NONE;
  1061 		info->num_targets = 0;
  1062 	}
  1063 
  1064 	if (info->admin == 0)
  1065 	{
  1066 		pAdmin = NULL;
  1067 	}
  1068 	else
  1069 	{
  1070 		pAdmin = GetPlayerByIndex(info->admin);
  1071 	}
  1072 
  1073 	if (info->pattern[0] == '#')
  1074 	{
  1075 		int userid = atoi(&info->pattern[1]);
  1076 		int client = GetClientOfUserId(userid);
  1077 
  1078 		/* See if a valid userid matched */
  1079 		if (client > 0)
  1080 		{
  1081 			IGamePlayer *pTarget = GetPlayerByIndex(client);
  1082 			if (pTarget != NULL)
  1083 			{
  1084 				if ((info->reason = FilterCommandTarget(pAdmin, pTarget, info->flags)) == COMMAND_TARGET_VALID)
  1085 				{
  1086 					info->targets[0] = client;
  1087 					info->num_targets = 1;
  1088 					strncopy(info->target_name, pTarget->GetName(), info->target_name_maxlength);
  1089 					info->target_name_style = COMMAND_TARGETNAME_RAW;
  1090 				}
  1091 				else
  1092 				{
  1093 					info->num_targets = 0;
  1094 				}
  1095 				return;
  1096 			}
  1097 		}
  1098 
  1099 		/* Do we need to look for a steam id? */
  1100 		if (strncmp(&info->pattern[1], "STEAM_", 6) == 0)
  1101 		{
  1102 			size_t p, len;
  1103 			char new_pattern[256];
  1104 
  1105 			strcpy(new_pattern, "STEAM_");
  1106 			len = strlen(&info->pattern[7]);
  1107 			for (p = 0; p < len; p++)
  1108 			{
  1109 				new_pattern[6 + p] = info->pattern[7 + p];
  1110 				if (new_pattern[6 + p] == '_')
  1111 				{
  1112 					new_pattern[6 + p] = ':';
  1113 				}
  1114 			}
  1115 			new_pattern[6 + p] = '\0';
  1116 
  1117 			for (int i = 1; i <= max_clients; i++)
  1118 			{
  1119 				if ((pTarget = GetPlayerByIndex(i)) == NULL)
  1120 				{
  1121 					continue;
  1122 				}
  1123 				if (!pTarget->IsConnected() || !pTarget->IsAuthorized())
  1124 				{
  1125 					continue;
  1126 				}
  1127 				if (strcmp(pTarget->GetAuthString(), new_pattern) == 0)
  1128 				{
  1129 					if ((info->reason = FilterCommandTarget(pAdmin, pTarget, info->flags))
  1130 						== COMMAND_TARGET_VALID)
  1131 					{
  1132 						info->targets[0] = i;
  1133 						info->num_targets = 1;
  1134 						strncopy(info->target_name, pTarget->GetName(), info->target_name_maxlength);
  1135 						info->target_name_style = COMMAND_TARGETNAME_RAW;
  1136 					}
  1137 					else
  1138 					{
  1139 						info->num_targets = 0;
  1140 					}
  1141 					return;
  1142 				}
  1143 			}
  1144 		}
  1145 
  1146 		/* See if an exact name matches */
  1147 		for (int i = 1; i <= max_clients; i++)
  1148 		{
  1149 			if ((pTarget = GetPlayerByIndex(i)) == NULL)
  1150 			{
  1151 				continue;
  1152 			}
  1153 			if  (!pTarget->IsConnected())
  1154 			{
  1155 				continue;
  1156 			}
  1157 			if (strcmp(pTarget->GetName(), &info->pattern[1]) == 0)
  1158 			{
  1159 				if ((info->reason = FilterCommandTarget(pAdmin, pTarget, info->flags))
  1160 					== COMMAND_TARGET_VALID)
  1161 				{
  1162 					info->targets[0] = i;
  1163 					info->num_targets = 1;
  1164 					strncopy(info->target_name, pTarget->GetName(), info->target_name_maxlength);
  1165 					info->target_name_style = COMMAND_TARGETNAME_RAW;
  1166 				}
  1167 				else
  1168 				{
  1169 					info->num_targets = 0;
  1170 				}
  1171 				return;
  1172 			}
  1173 		}
  1174 	}
  1175 
  1176 	if (strcmp(info->pattern, "@me") == 0 && info->admin != 0)
  1177 	{
  1178 		info->reason = FilterCommandTarget(pAdmin, pAdmin, info->flags);
  1179 		if (info->reason == COMMAND_TARGET_VALID)
  1180 		{
  1181 			info->targets[0] = info->admin;
  1182 			info->num_targets = 1;
  1183 			strncopy(info->target_name, pAdmin->GetName(), info->target_name_maxlength);
  1184 			info->target_name_style = COMMAND_TARGETNAME_RAW;
  1185 		}
  1186 		else
  1187 		{
  1188 			info->num_targets = 0;
  1189 		}
  1190 		return;
  1191 	}
  1192 
  1193 	if ((info->flags & COMMAND_FILTER_NO_MULTI) != COMMAND_FILTER_NO_MULTI)
  1194 	{
  1195 		bool is_multi = false;
  1196 		bool bots_only = false;
  1197 		int skip_client = -1;
  1198 
  1199 		if (strcmp(info->pattern, "@all") == 0)
  1200 		{
  1201 			is_multi = true;
  1202 			strncopy(info->target_name, "all players", info->target_name_maxlength);
  1203 			info->target_name_style = COMMAND_TARGETNAME_ML;
  1204 		}
  1205 		else if (strcmp(info->pattern, "@dead") == 0)
  1206 		{
  1207 			is_multi = true;
  1208 			if ((info->flags & COMMAND_FILTER_ALIVE) == COMMAND_FILTER_ALIVE)
  1209 			{
  1210 				info->num_targets = 0;
  1211 				info->reason = COMMAND_TARGET_NOT_ALIVE;
  1212 				return;
  1213 			}
  1214 			info->flags |= COMMAND_FILTER_DEAD;
  1215 			strncopy(info->target_name, "all dead players", info->target_name_maxlength);
  1216 			info->target_name_style = COMMAND_TARGETNAME_ML;
  1217 		}
  1218 		else if (strcmp(info->pattern, "@alive") == 0)
  1219 		{
  1220 			is_multi = true;
  1221 			if ((info->flags & COMMAND_FILTER_DEAD) == COMMAND_FILTER_DEAD)
  1222 			{
  1223 				info->num_targets = 0;
  1224 				info->reason = COMMAND_TARGET_NOT_DEAD;
  1225 				return;
  1226 			}
  1227 			strncopy(info->target_name, "all alive players", info->target_name_maxlength);
  1228 			info->target_name_style = COMMAND_TARGETNAME_ML;
  1229 			info->flags |= COMMAND_FILTER_ALIVE;
  1230 		}
  1231 		else if (strcmp(info->pattern, "@bots") == 0)
  1232 		{
  1233 			is_multi = true;
  1234 			if ((info->flags & COMMAND_FILTER_NO_BOTS) == COMMAND_FILTER_NO_BOTS)
  1235 			{
  1236 				info->num_targets = 0;
  1237 				info->reason = COMMAND_FILTER_NO_BOTS;
  1238 				return;
  1239 			}
  1240 			strncopy(info->target_name, "all bots", info->target_name_maxlength);
  1241 			info->target_name_style = COMMAND_TARGETNAME_ML;
  1242 			bots_only = true;
  1243 		}
  1244 		else if (strcmp(info->pattern, "@humans") == 0)
  1245 		{
  1246 			is_multi = true;
  1247 			strncopy(info->target_name, "all humans", info->target_name_maxlength);
  1248 			info->target_name_style = COMMAND_TARGETNAME_ML;
  1249 			info->flags |= COMMAND_FILTER_NO_BOTS;
  1250 		}
  1251 		else if (strcmp(info->pattern, "@!me") == 0)
  1252 		{
  1253 			is_multi = true;
  1254 			strncopy(info->target_name, "all players", info->target_name_maxlength);
  1255 			info->target_name_style = COMMAND_TARGETNAME_ML;
  1256 			skip_client = info->admin;
  1257 		}
  1258 
  1259 		if (is_multi)
  1260 		{
  1261 			for (int i = 1; i <= max_clients && total < info->max_targets; i++)
  1262 			{
  1263 				if ((pTarget = GetPlayerByIndex(i)) == NULL)
  1264 				{
  1265 					continue;
  1266 				}
  1267 				if (FilterCommandTarget(pAdmin, pTarget, info->flags) > 0)
  1268 				{
  1269 					if ((!bots_only || pTarget->IsFakeClient())
  1270 						&& skip_client != i)
  1271 					{
  1272 						info->targets[total++] = i;
  1273 					}
  1274 				}
  1275 			}
  1276 
  1277 			info->num_targets = total;
  1278 			info->reason = (info->num_targets) ? COMMAND_TARGET_VALID : COMMAND_TARGET_EMPTY_FILTER;
  1279 			return;
  1280 		}
  1281 	}
  1282 
  1283 	List<ICommandTargetProcessor *>::iterator iter;
  1284 	for (iter = target_processors.begin(); iter != target_processors.end(); iter++)
  1285 	{
  1286 		ICommandTargetProcessor *pProcessor = (*iter);
  1287 		if (pProcessor->ProcessCommandTarget(info))
  1288 		{
  1289 			return;
  1290 		}
  1291 	}
  1292 
  1293 	/* Check partial names */
  1294 	int found_client = 0;
  1295 	CPlayer *pFoundClient = NULL;
  1296 	for (int i = 1; i <= max_clients; i++)
  1297 	{
  1298 		if ((pTarget = GetPlayerByIndex(i)) == NULL)
  1299 		{
  1300 			continue;
  1301 		}
  1302 
  1303 		if (stristr(pTarget->GetName(), info->pattern) != NULL)
  1304 		{
  1305 			if (found_client)
  1306 			{
  1307 				info->num_targets = 0;
  1308 				info->reason = COMMAND_TARGET_AMBIGUOUS;
  1309 				return;
  1310 			}
  1311 			else
  1312 			{
  1313 				found_client = i;
  1314 				pFoundClient = pTarget;
  1315 			}
  1316 		}
  1317 	}
  1318 
  1319 	if (found_client)
  1320 	{
  1321 		if ((info->reason = FilterCommandTarget(pAdmin, pFoundClient, info->flags)) 
  1322 			== COMMAND_TARGET_VALID)
  1323 		{
  1324 			info->targets[0] = found_client;
  1325 			info->num_targets = 1;
  1326 			strncopy(info->target_name, pFoundClient->GetName(), info->target_name_maxlength);
  1327 			info->target_name_style = COMMAND_TARGETNAME_RAW;
  1328 		}
  1329 		else
  1330 		{
  1331 			info->num_targets = 0;
  1332 		}
  1333 	}
  1334 	else
  1335 	{
  1336 		info->num_targets = 0;
  1337 		info->reason = COMMAND_TARGET_NONE;
  1338 	}
  1339 }
  1340 
  1341 void PlayerManager::OnConVarChanged( ConVar *pConVar, const char *oldValue, float flOldValue )
  1342 {
  1343 	if (pConVar->GetBool() && !atoi(oldValue))
  1344 	{
  1345 		MaxPlayersChanged(gpGlobals->maxClients + 1);
  1346 	}
  1347 	else
  1348 	{
  1349 		MaxPlayersChanged();
  1350 	}
  1351 }
  1352 
  1353 void PlayerManager::OnSourceModMaxPlayersChanged( int newvalue )
  1354 {
  1355 	m_maxClients = newvalue;
  1356 }
  1357 
  1358 void PlayerManager::MaxPlayersChanged( int newvalue /*= -1*/ )
  1359 {
  1360 	if (!m_FirstPass)
  1361 	{
  1362 		return;
  1363 	}
  1364 
  1365 	if (newvalue == -1)
  1366 	{
  1367 		newvalue = gpGlobals->maxClients;
  1368 	}
  1369 
  1370 	if (newvalue == MaxClients())
  1371 	{
  1372 		return;
  1373 	}
  1374 
  1375 	/* Notify the rest of core */
  1376 	SMGlobalClass *pBase = SMGlobalClass::head;
  1377 	while (pBase)
  1378 	{
  1379 		pBase->OnSourceModMaxPlayersChanged(newvalue);
  1380 		pBase = pBase->m_pGlobalClassNext;
  1381 	}
  1382 
  1383 	/* Notify Extensions */
  1384 	List<IClientListener *>::iterator iter;
  1385 	IClientListener *pListener = NULL;
  1386 	for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
  1387 	{
  1388 		pListener = (*iter);
  1389 		if (pListener->GetClientListenerVersion() >= 8)
  1390 		{
  1391 			pListener->OnMaxPlayersChanged(newvalue);
  1392 		}
  1393 	}
  1394 }
  1395 
  1396 int PlayerManager::GetClientFromSerial(unsigned int serial)
  1397 {
  1398 	serial_t s;
  1399 	s.value = serial;
  1400 
  1401 	int client = s.bits.index;
  1402 
  1403 	IGamePlayer *pPlayer = GetGamePlayer(client);
  1404 
  1405 	if (!pPlayer)
  1406 	{
  1407 		return 0;
  1408 	}
  1409 
  1410 	if (serial == pPlayer->GetSerial())
  1411 	{
  1412 		return client;
  1413 	}
  1414 
  1415 	return 0;
  1416 }
  1417 
  1418 #if SOURCE_ENGINE >= SE_ORANGEBOX
  1419 void CmdMaxplayersCallback(const CCommand &command)
  1420 {
  1421 #else
  1422 void CmdMaxplayersCallback()
  1423 {
  1424 #endif
  1425 
  1426 	g_Players.MaxPlayersChanged();
  1427 }
  1428 
  1429 
  1430 /*******************
  1431  *** PLAYER CODE ***
  1432  *******************/
  1433 
  1434 CPlayer::CPlayer()
  1435 {
  1436 	m_IsConnected = false;
  1437 	m_IsInGame = false;
  1438 	m_IsAuthorized = false;
  1439 	m_pEdict = NULL;
  1440 	m_Admin = INVALID_ADMIN_ID;
  1441 	m_TempAdmin = false;
  1442 	m_Info = NULL;
  1443 	m_bAdminCheckSignalled = false;
  1444 	m_UserId = -1;
  1445 	m_bIsInKickQueue = false;
  1446 	m_LastPassword.clear();
  1447 	m_LangId = SOURCEMOD_LANGUAGE_ENGLISH;
  1448 	m_bFakeClient = false;
  1449 }
  1450 
  1451 void CPlayer::Initialize(const char *name, const char *ip, edict_t *pEntity)
  1452 {
  1453 	m_IsConnected = true;
  1454 	m_Name.assign(name);
  1455 	m_Ip.assign(ip);
  1456 	m_pEdict = pEntity;
  1457 	m_iIndex = IndexOfEdict(pEntity);
  1458 	m_LangId = g_Translator.GetServerLanguage();
  1459 
  1460 	m_Serial.bits.index = m_iIndex;
  1461 	m_Serial.bits.serial = g_PlayerSerialCount++;
  1462 
  1463 	char ip2[24], *ptr;
  1464 	strncopy(ip2, ip, sizeof(ip2));
  1465 	if ((ptr = strchr(ip2, ':')) != NULL)
  1466 	{
  1467 		*ptr = '\0';
  1468 	}
  1469 	m_IpNoPort.assign(ip2);
  1470 }
  1471 
  1472 void CPlayer::Connect()
  1473 {
  1474 	if (m_IsInGame)
  1475 	{
  1476 		return;
  1477 	}
  1478 
  1479 	m_IsInGame = true;
  1480 
  1481 	const char *var = g_Players.GetPassInfoVar();
  1482 	int client = IndexOfEdict(m_pEdict);
  1483 	if (var[0] != '\0')
  1484 	{
  1485 		const char *pass = engine->GetClientConVarValue(client, var);
  1486 		m_LastPassword.assign(pass ? pass : "");
  1487 	}
  1488 	else
  1489 	{
  1490 		m_LastPassword.assign("");
  1491 	}
  1492 }
  1493 
  1494 void CPlayer::Authorize(const char *steamid)
  1495 {
  1496 	if (m_IsAuthorized)
  1497 	{
  1498 		return;
  1499 	}
  1500 
  1501 	m_IsAuthorized = true;
  1502 	m_AuthID.assign(steamid);
  1503 }
  1504 
  1505 void CPlayer::Disconnect()
  1506 {
  1507 	DumpAdmin(false);
  1508 	m_IsConnected = false;
  1509 	m_IsInGame = false;
  1510 	m_IsAuthorized = false;
  1511 	m_Name.clear();
  1512 	m_Ip.clear();
  1513 	m_AuthID.clear();
  1514 	m_pEdict = NULL;
  1515 	m_Info = NULL;
  1516 	m_bAdminCheckSignalled = false;
  1517 	m_UserId = -1;
  1518 	m_bIsInKickQueue = false;
  1519 	m_bFakeClient = false;
  1520 }
  1521 
  1522 void CPlayer::SetName(const char *name)
  1523 {
  1524 	m_Name.assign(name);
  1525 }
  1526 
  1527 const char *CPlayer::GetName()
  1528 {
  1529 	if (m_Info && m_pEdict->GetUnknown())
  1530 	{
  1531 		return m_Info->GetName();
  1532 	}
  1533 	
  1534 	return m_Name.c_str();
  1535 }
  1536 
  1537 const char *CPlayer::GetIPAddress()
  1538 {
  1539 	return m_Ip.c_str();
  1540 }
  1541 
  1542 const char *CPlayer::GetAuthString()
  1543 {
  1544 	return m_AuthID.c_str();
  1545 }
  1546 
  1547 edict_t *CPlayer::GetEdict()
  1548 {
  1549 	return m_pEdict;
  1550 }
  1551 
  1552 bool CPlayer::IsInGame()
  1553 {
  1554 	return m_IsInGame && (m_pEdict->GetUnknown() != NULL);
  1555 }
  1556 
  1557 bool CPlayer::WasCountedAsInGame()
  1558 {
  1559 	return m_IsInGame;
  1560 }
  1561 
  1562 bool CPlayer::IsConnected()
  1563 {
  1564 	return m_IsConnected;
  1565 }
  1566 
  1567 bool CPlayer::IsAuthorized()
  1568 {
  1569 	return m_IsAuthorized;
  1570 }
  1571 
  1572 IPlayerInfo *CPlayer::GetPlayerInfo()
  1573 {
  1574 	if (m_pEdict->GetUnknown())
  1575 	{
  1576 		return m_Info;
  1577 	}
  1578 
  1579 	return NULL;
  1580 }
  1581 
  1582 bool CPlayer::IsFakeClient()
  1583 {
  1584 	return m_bFakeClient;
  1585 }
  1586 
  1587 void CPlayer::SetAdminId(AdminId id, bool temporary)
  1588 {
  1589 	if (!m_IsConnected)
  1590 	{
  1591 		return;
  1592 	}
  1593 
  1594 	DumpAdmin(false);
  1595 
  1596 	m_Admin = id;
  1597 	m_TempAdmin = temporary;
  1598 }
  1599 
  1600 AdminId CPlayer::GetAdminId()
  1601 {
  1602 	return m_Admin;
  1603 }
  1604 
  1605 void CPlayer::DumpAdmin(bool deleting)
  1606 {
  1607 	if (m_Admin != INVALID_ADMIN_ID)
  1608 	{
  1609 		if (m_TempAdmin && !deleting)
  1610 		{
  1611 			g_Admins.InvalidateAdmin(m_Admin);
  1612 		}
  1613 		m_Admin = INVALID_ADMIN_ID;
  1614 		m_TempAdmin = false;
  1615 	}
  1616 }
  1617 
  1618 void CPlayer::Kick(const char *str)
  1619 {
  1620 	MarkAsBeingKicked();
  1621 	INetChannel *pNetChan = static_cast<INetChannel *>(engine->GetPlayerNetInfo(m_iIndex));
  1622 	if (pNetChan == NULL)
  1623 	{
  1624 		/* What does this even mean? Hell if I know. */
  1625 		int userid = GetUserId();
  1626 		if (userid > 0)
  1627 		{
  1628 			char buffer[255];
  1629 			UTIL_Format(buffer, sizeof(buffer), "kickid %d %s\n", userid, str);
  1630 			engine->ServerCommand(buffer);
  1631 		}
  1632 	}
  1633 	else
  1634 	{
  1635 		IClient *pClient = static_cast<IClient *>(pNetChan->GetMsgHandler());
  1636 		pClient->Disconnect("%s", str);
  1637 	}
  1638 }
  1639 
  1640 void CPlayer::Authorize_Post()
  1641 {
  1642 	if (m_IsInGame)
  1643 	{
  1644 		DoPostConnectAuthorization();
  1645 	}
  1646 }
  1647 
  1648 void CPlayer::DoPostConnectAuthorization()
  1649 {
  1650 	bool delay = false;
  1651 
  1652 	List<IClientListener *>::iterator iter;
  1653 	for (iter = g_Players.m_hooks.begin();
  1654 		 iter != g_Players.m_hooks.end();
  1655 		 iter++)
  1656 	{
  1657 		IClientListener *pListener = (*iter);
  1658 #if defined MIN_API_FOR_ADMINCALLS
  1659 		if (pListener->GetClientListenerVersion() < MIN_API_FOR_ADMINCALLS)
  1660 		{
  1661 			continue;
  1662 		}
  1663 #endif
  1664 		if (!pListener->OnClientPreAdminCheck(m_iIndex))
  1665 		{
  1666 			delay = true;
  1667 		}
  1668 	}
  1669 	
  1670 	cell_t result = 0;
  1671 	PreAdminCheck->PushCell(m_iIndex);
  1672 	PreAdminCheck->Execute(&result);
  1673 
  1674 	/* Defer, for better or worse */
  1675 	if (delay || (ResultType)result >= Pl_Handled)
  1676 	{
  1677 		return;
  1678 	}
  1679 
  1680 	/* Sanity check */
  1681 	if (!IsConnected())
  1682 	{
  1683 		return;
  1684 	}
  1685 
  1686 	/* Otherwise, go ahead and do admin checks */
  1687 	DoBasicAdminChecks();
  1688 
  1689 	/* Send the notification out */
  1690 	NotifyPostAdminChecks();
  1691 }
  1692 
  1693 bool CPlayer::RunAdminCacheChecks()
  1694 {
  1695 	AdminId old_id = GetAdminId();
  1696 
  1697 	DoBasicAdminChecks();
  1698 
  1699 	return (GetAdminId() != old_id);
  1700 }
  1701 
  1702 void CPlayer::NotifyPostAdminChecks()
  1703 {
  1704 	if (m_bAdminCheckSignalled)
  1705 	{
  1706 		return;
  1707 	}
  1708 
  1709 	/* Block beforehand so they can't double-call */
  1710 	m_bAdminCheckSignalled = true;
  1711 
  1712 	List<IClientListener *>::iterator iter;
  1713 	for (iter = g_Players.m_hooks.begin();
  1714 		iter != g_Players.m_hooks.end();
  1715 		iter++)
  1716 	{
  1717 		IClientListener *pListener = (*iter);
  1718 #if defined MIN_API_FOR_ADMINCALLS
  1719 		if (pListener->GetClientListenerVersion() < MIN_API_FOR_ADMINCALLS)
  1720 		{
  1721 			continue;
  1722 		}
  1723 #endif
  1724 		pListener->OnClientPostAdminCheck(m_iIndex);
  1725 	}
  1726 
  1727 	PostAdminFilter->PushCell(m_iIndex);
  1728 	PostAdminFilter->Execute(NULL);
  1729 
  1730 	PostAdminCheck->PushCell(m_iIndex);
  1731 	PostAdminCheck->Execute(NULL);
  1732 }
  1733 
  1734 void CPlayer::DoBasicAdminChecks()
  1735 {
  1736 	if (GetAdminId() != INVALID_ADMIN_ID)
  1737 	{
  1738 		return;
  1739 	}
  1740 
  1741 	/* First check the name */
  1742 	AdminId id;
  1743 	int client = IndexOfEdict(m_pEdict);
  1744 
  1745 	if ((id = g_Admins.FindAdminByIdentity("name", GetName())) != INVALID_ADMIN_ID)
  1746 	{
  1747 		if (!g_Players.CheckSetAdminName(client, this, id))
  1748 		{
  1749 			int userid = engine->GetPlayerUserId(m_pEdict);
  1750 			g_Timers.CreateTimer(&s_KickPlayerTimer, 0.1f, (void *)userid, 0);
  1751 		}
  1752 		return;
  1753 	}
  1754 	
  1755 	/* Check IP */
  1756 	if ((id = g_Admins.FindAdminByIdentity("ip", m_IpNoPort.c_str())) != INVALID_ADMIN_ID)
  1757 	{
  1758 		if (g_Players.CheckSetAdmin(client, this, id))
  1759 		{
  1760 			return;
  1761 		}
  1762 	}
  1763 
  1764 	/* Check steam id */
  1765 	if ((id = g_Admins.FindAdminByIdentity("steam", m_AuthID.c_str())) != INVALID_ADMIN_ID)
  1766 	{
  1767 		if (g_Players.CheckSetAdmin(client, this, id))
  1768 		{
  1769 			return;
  1770 		}
  1771 	}
  1772 }
  1773 
  1774 unsigned int CPlayer::GetLanguageId()
  1775 {
  1776 	return m_LangId;
  1777 }
  1778 
  1779 int CPlayer::GetUserId()
  1780 {
  1781 	if (m_UserId == -1)
  1782 	{
  1783 		m_UserId = engine->GetPlayerUserId(GetEdict());
  1784 	}
  1785 
  1786 	return m_UserId;
  1787 }
  1788 
  1789 bool CPlayer::IsInKickQueue()
  1790 {
  1791 	return m_bIsInKickQueue;
  1792 }
  1793 
  1794 void CPlayer::MarkAsBeingKicked()
  1795 {
  1796 	m_bIsInKickQueue = true;
  1797 }
  1798 
  1799 int CPlayer::GetLifeState()
  1800 {
  1801 	if (lifestate_offset == -1)
  1802 	{
  1803 		if (!g_pGameConf->GetOffset("m_lifeState", &lifestate_offset))
  1804 		{
  1805 			lifestate_offset = -2;
  1806 		}
  1807 	}
  1808 
  1809 	if (lifestate_offset < 0)
  1810 	{
  1811 		IPlayerInfo *info = GetPlayerInfo();
  1812 		if (info == NULL)
  1813 		{
  1814 			return PLAYER_LIFE_UNKNOWN;
  1815 		}
  1816 		return info->IsDead() ? PLAYER_LIFE_DEAD : PLAYER_LIFE_ALIVE;
  1817 	}
  1818 
  1819 	if (m_pEdict == NULL)
  1820 	{
  1821 		return PLAYER_LIFE_UNKNOWN;
  1822 	}
  1823 
  1824 	CBaseEntity *pEntity;
  1825 	IServerUnknown *pUnknown = m_pEdict->GetUnknown();
  1826 	if (pUnknown == NULL || (pEntity = pUnknown->GetBaseEntity()) == NULL)
  1827 	{
  1828 		return PLAYER_LIFE_UNKNOWN;
  1829 	}
  1830 
  1831 	if (*((uint8_t *)pEntity + lifestate_offset) == LIFE_ALIVE)
  1832 	{
  1833 		return PLAYER_LIFE_ALIVE;
  1834 	}
  1835 	else
  1836 	{
  1837 		return PLAYER_LIFE_DEAD;
  1838 	}
  1839 }
  1840 
  1841 unsigned int CPlayer::GetSerial()
  1842 {
  1843 	return m_Serial.value;
  1844 }