core/PlayerManager.cpp
author Phong Dang <teame06@gmail.com>
Wed Aug 01 07:29:40 2007 +0000 (2007-08-01)
changeset 1241 2e8046793bc9
parent 1231 17badaf66ce4
child 1273 9afc766f8e9c
permissions -rw-r--r--
Added check to make sure player are alive to perform sm_slap, sm_burn, sm_slay.
     1 /**
     2  * vim: set ts=4 :
     3  * ================================================================
     4  * SourceMod
     5  * Copyright (C) 2004-2007 AlliedModders LLC.  All rights reserved.
     6  * ================================================================
     7  *
     8  * This program is free software; you can redistribute it and/or 
     9  * modify it under the terms of the GNU General Public License, 
    10  * version 3.0, as published by the Free Software Foundation.
    11  * 
    12  * This program is distributed in the hope that it will be useful,
    13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    15  * GNU General Public License for more details.
    16  *
    17  * You should have received a copy of the GNU General Public License
    18  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
    19  *
    20  * As a special exception, AlliedModders LLC gives you permission to 
    21  * link the code of this program (as well as its derivative works) to 
    22  * "Half-Life 2," the "Source Engine," the "SourcePawn JIT," and any 
    23  * Game MODs that run on software by the Valve Corporation.  You must 
    24  * obey the GNU General Public License in all respects for all other 
    25  * code used. Additionally, AlliedModders LLC grants this exception 
    26  * to all derivative works. AlliedModders LLC defines further 
    27  * exceptions, found in LICENSE.txt (as of this writing, version 
    28  * JULY-31-2007), or <http://www.sourcemod.net/license.php>.
    29  *
    30  * Version: $Id$
    31  */
    32 
    33 #include "PlayerManager.h"
    34 #include "ForwardSys.h"
    35 #include "ShareSys.h"
    36 #include "AdminCache.h"
    37 #include "ConCmdManager.h"
    38 #include "MenuStyle_Valve.h"
    39 #include "MenuStyle_Radio.h"
    40 #include "sm_stringutil.h"
    41 #include "CoreConfig.h"
    42 #include <inetchannel.h>
    43 #include <iclient.h>
    44 #include "TimerSys.h"
    45 
    46 PlayerManager g_Players;
    47 bool g_OnMapStarted = false;
    48 
    49 SH_DECL_HOOK5(IServerGameClients, ClientConnect, SH_NOATTRIB, 0, bool, edict_t *, const char *, const char *, char *, int);
    50 SH_DECL_HOOK2_void(IServerGameClients, ClientPutInServer, SH_NOATTRIB, 0, edict_t *, const char *);
    51 SH_DECL_HOOK1_void(IServerGameClients, ClientDisconnect, SH_NOATTRIB, 0, edict_t *);
    52 SH_DECL_HOOK1_void(IServerGameClients, ClientCommand, SH_NOATTRIB, 0, edict_t *);
    53 SH_DECL_HOOK1_void(IServerGameClients, ClientSettingsChanged, SH_NOATTRIB, 0, edict_t *);
    54 SH_DECL_HOOK3_void(IServerGameDLL, ServerActivate, SH_NOATTRIB, 0, edict_t *, int, int);
    55 
    56 class KickPlayerTimer : public ITimedEvent
    57 {
    58 public:
    59 	ResultType OnTimer(ITimer *pTimer, void *pData)
    60 	{
    61 		int userid = (int)pData;
    62 		int client = g_Players.GetClientOfUserId(userid);
    63 		if (client)
    64 		{
    65 			CPlayer *player = g_Players.GetPlayerByIndex(client);
    66 			player->Kick("Your name is reserved by SourceMod; set your password to use it.");
    67 		}
    68 		return Pl_Stop;
    69 	}
    70 	void OnTimerEnd(ITimer *pTimer, void *pData)
    71 	{
    72 	}
    73 } s_KickPlayerTimer;
    74 
    75 PlayerManager::PlayerManager()
    76 {
    77 	m_AuthQueue = NULL;
    78 	m_FirstPass = true;
    79 
    80 	m_UserIdLookUp = new int[USHRT_MAX];
    81 	memset(m_UserIdLookUp, 0, sizeof(int) * USHRT_MAX);
    82 }
    83 
    84 PlayerManager::~PlayerManager()
    85 {
    86 	delete [] m_AuthQueue;
    87 	delete [] m_UserIdLookUp;
    88 }
    89 
    90 void PlayerManager::OnSourceModAllInitialized()
    91 {
    92 	SH_ADD_HOOK_MEMFUNC(IServerGameClients, ClientConnect, serverClients, this, &PlayerManager::OnClientConnect, false);
    93 	SH_ADD_HOOK_MEMFUNC(IServerGameClients, ClientConnect, serverClients, this, &PlayerManager::OnClientConnect_Post, true);
    94 	SH_ADD_HOOK_MEMFUNC(IServerGameClients, ClientPutInServer, serverClients, this, &PlayerManager::OnClientPutInServer, true);
    95 	SH_ADD_HOOK_MEMFUNC(IServerGameClients, ClientDisconnect, serverClients, this, &PlayerManager::OnClientDisconnect, false);
    96 	SH_ADD_HOOK_MEMFUNC(IServerGameClients, ClientDisconnect, serverClients, this, &PlayerManager::OnClientDisconnect_Post, true);
    97 	SH_ADD_HOOK_MEMFUNC(IServerGameClients, ClientCommand, serverClients, this, &PlayerManager::OnClientCommand, false);
    98 	SH_ADD_HOOK_MEMFUNC(IServerGameClients, ClientSettingsChanged, serverClients, this, &PlayerManager::OnClientSettingsChanged, true);
    99 	SH_ADD_HOOK_MEMFUNC(IServerGameDLL, ServerActivate, gamedll, this, &PlayerManager::OnServerActivate, true);
   100 
   101 	g_ShareSys.AddInterface(NULL, this);
   102 
   103 	ParamType p1[] = {Param_Cell, Param_String, Param_Cell};
   104 	ParamType p2[] = {Param_Cell};
   105 
   106 	m_clconnect = g_Forwards.CreateForward("OnClientConnect", ET_Event, 3, p1);
   107 	m_clputinserver = g_Forwards.CreateForward("OnClientPutInServer", ET_Ignore, 1, p2);
   108 	m_cldisconnect = g_Forwards.CreateForward("OnClientDisconnect", ET_Ignore, 1, p2);
   109 	m_cldisconnect_post = g_Forwards.CreateForward("OnClientDisconnect_Post", ET_Ignore, 1, p2);
   110 	m_clcommand = g_Forwards.CreateForward("OnClientCommand", ET_Hook, 2, NULL, Param_Cell, Param_Cell);
   111 	m_clinfochanged = g_Forwards.CreateForward("OnClientSettingsChanged", ET_Ignore, 1, p2);
   112 	m_clauth = g_Forwards.CreateForward("OnClientAuthorized", ET_Ignore, 2, NULL, Param_Cell, Param_String);
   113 	m_onActivate = g_Forwards.CreateForward("OnServerLoad", ET_Ignore, 0, NULL);
   114 	m_onActivate2 = g_Forwards.CreateForward("OnMapStart", ET_Ignore, 0, NULL);
   115 }
   116 
   117 void PlayerManager::OnSourceModShutdown()
   118 {
   119 	SH_REMOVE_HOOK_MEMFUNC(IServerGameClients, ClientConnect, serverClients, this, &PlayerManager::OnClientConnect, false);
   120 	SH_REMOVE_HOOK_MEMFUNC(IServerGameClients, ClientPutInServer, serverClients, this, &PlayerManager::OnClientPutInServer, true);
   121 	SH_REMOVE_HOOK_MEMFUNC(IServerGameClients, ClientDisconnect, serverClients, this, &PlayerManager::OnClientDisconnect, false);
   122 	SH_REMOVE_HOOK_MEMFUNC(IServerGameClients, ClientDisconnect, serverClients, this, &PlayerManager::OnClientDisconnect_Post, true);
   123 	SH_REMOVE_HOOK_MEMFUNC(IServerGameClients, ClientCommand, serverClients, this, &PlayerManager::OnClientCommand, false);
   124 	SH_REMOVE_HOOK_MEMFUNC(IServerGameClients, ClientSettingsChanged, serverClients, this, &PlayerManager::OnClientSettingsChanged, true);
   125 	SH_REMOVE_HOOK_MEMFUNC(IServerGameDLL, ServerActivate, gamedll, this, &PlayerManager::OnServerActivate, true);
   126 
   127 	/* Release forwards */
   128 	g_Forwards.ReleaseForward(m_clconnect);
   129 	g_Forwards.ReleaseForward(m_clputinserver);
   130 	g_Forwards.ReleaseForward(m_cldisconnect);
   131 	g_Forwards.ReleaseForward(m_cldisconnect_post);
   132 	g_Forwards.ReleaseForward(m_clcommand);
   133 	g_Forwards.ReleaseForward(m_clinfochanged);
   134 	g_Forwards.ReleaseForward(m_clauth);
   135 	g_Forwards.ReleaseForward(m_onActivate);
   136 	g_Forwards.ReleaseForward(m_onActivate2);
   137 
   138 	delete [] m_Players;
   139 }
   140 
   141 ConfigResult PlayerManager::OnSourceModConfigChanged(const char *key, 
   142 												 const char *value, 
   143 												 ConfigSource source, 
   144 												 char *error, 
   145 												 size_t maxlength)
   146 {
   147 	if (strcmp(key, "PassInfoVar") == 0)
   148 	{
   149 		if (strcmp(value, "_password") != 0)
   150 		{
   151 			m_PassInfoVar.assign(value);
   152 		}
   153 		return ConfigResult_Accept;
   154 	}
   155 	return ConfigResult_Ignore;
   156 }
   157 
   158 void PlayerManager::OnServerActivate(edict_t *pEdictList, int edictCount, int clientMax)
   159 {
   160 	if (m_FirstPass)
   161 	{
   162 		/* Initialize all players */
   163 		m_maxClients = clientMax;
   164 		m_PlayerCount = 0;
   165 		m_Players = new CPlayer[m_maxClients + 1];
   166 		m_AuthQueue = new unsigned int[m_maxClients + 1];
   167 		m_FirstPass = false;
   168 
   169 		memset(m_AuthQueue, 0, sizeof(unsigned int) * (m_maxClients + 1));
   170 	}
   171 	m_onActivate->Execute(NULL);
   172 	m_onActivate2->Execute(NULL);
   173 
   174 	g_OnMapStarted = true;
   175 
   176 	SM_ExecuteAllConfigs();
   177 }
   178 
   179 bool PlayerManager::CheckSetAdmin(int index, CPlayer *pPlayer, AdminId id)
   180 {
   181 	const char *password = g_Admins.GetAdminPassword(id);
   182 	if (password != NULL)
   183 	{
   184 		if (m_PassInfoVar.size() < 1)
   185 		{
   186 			return false;
   187 		}
   188 
   189 		/* Whoa... the user needs a password! */
   190 		const char *given = engine->GetClientConVarValue(index, m_PassInfoVar.c_str());
   191 		if (!given || strcmp(given, password) != 0)
   192 		{
   193 			return false;
   194 		}
   195 	}
   196 
   197 	pPlayer->SetAdminId(id, false);
   198 
   199 	return true;
   200 }
   201 
   202 bool PlayerManager::CheckSetAdminName(int index, CPlayer *pPlayer, AdminId id)
   203 {
   204 	const char *password = g_Admins.GetAdminPassword(id);
   205 	if (password == NULL)
   206 	{
   207 		return false;
   208 	}
   209 
   210 	if (m_PassInfoVar.size() < 1)
   211 	{
   212 		return false;
   213 	}
   214 
   215 	/* Whoa... the user needs a password! */
   216 	const char *given = engine->GetClientConVarValue(index, m_PassInfoVar.c_str());
   217 	if (!given || strcmp(given, password) != 0)
   218 	{
   219 		return false;
   220 	}
   221 
   222 	pPlayer->SetAdminId(id, false);
   223 
   224 	return true;
   225 }
   226 
   227 void PlayerManager::RunAuthChecks()
   228 {
   229 	CPlayer *pPlayer;
   230 	const char *authstr;
   231 	unsigned int removed = 0;
   232 	for (unsigned int i=1; i<=m_AuthQueue[0]; i++)
   233 	{
   234 		pPlayer = GetPlayerByIndex(m_AuthQueue[i]);
   235 		authstr = engine->GetPlayerNetworkIDString(pPlayer->m_pEdict);
   236 		if (authstr && authstr[0] != '\0'
   237 			&& (strcmp(authstr, "STEAM_ID_PENDING") != 0))
   238 		{
   239 			/* Set authorization */
   240 			pPlayer->Authorize(authstr);
   241 
   242 			/* Mark as removed from queue */
   243 			unsigned int client = m_AuthQueue[i];
   244 			m_AuthQueue[i] = 0;
   245 			removed++;
   246 
   247 			/* Send to extensions */
   248 			List<IClientListener *>::iterator iter;
   249 			IClientListener *pListener;
   250 			for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
   251 			{
   252 				pListener = (*iter);
   253 				pListener->OnClientAuthorized(client, authstr);
   254 				if (!pPlayer->IsConnected())
   255 				{
   256 					break;
   257 				}
   258 			}
   259 
   260 			/* Send to plugins if player is still connected */
   261 			if (pPlayer->IsConnected() && m_clauth->GetFunctionCount())
   262 			{
   263 				/* :TODO: handle the case of a player disconnecting in the middle */
   264 				m_clauth->PushCell(client);
   265 				m_clauth->PushString(authstr);
   266 				m_clauth->Execute(NULL);
   267 			}
   268 
   269 			if (pPlayer->IsConnected())
   270 			{
   271 				pPlayer->Authorize_Post();
   272 			}
   273 		}
   274 	}
   275 
   276 	/* Clean up the queue */
   277 	if (removed)
   278 	{
   279 		/* We don't have to compact the list if it's empty */
   280 		if (removed != m_AuthQueue[0])
   281 		{
   282 			unsigned int diff = 0;
   283 			for (unsigned int i=1; i<=m_AuthQueue[0]; i++)
   284 			{
   285 				/* If this member is removed... */
   286 				if (m_AuthQueue[i] == 0)
   287 				{
   288 					/* Increase the differential */
   289 					diff++;
   290 				} else {
   291 					/* diff cannot increase faster than i+1 */
   292 					assert(i > diff);
   293 					assert(i - diff >= 1);
   294 					/* move this index down */
   295 					m_AuthQueue[i - diff] = m_AuthQueue[i];
   296 				}
   297 			}
   298 			m_AuthQueue[0] -= removed;
   299 		} else {
   300 			m_AuthQueue[0] = 0;
   301 			g_SourceMod.SetAuthChecking(false);
   302 		}
   303 	}
   304 }
   305 
   306 bool PlayerManager::OnClientConnect(edict_t *pEntity, const char *pszName, const char *pszAddress, char *reject, int maxrejectlen)
   307 {
   308 	int client = engine->IndexOfEdict(pEntity);
   309 
   310 	List<IClientListener *>::iterator iter;
   311 	IClientListener *pListener = NULL;
   312 	for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
   313 	{
   314 		pListener = (*iter);
   315 		if (!pListener->InterceptClientConnect(client, reject, maxrejectlen))
   316 		{
   317 			return false;
   318 		}
   319 	}
   320 
   321 	cell_t res = 1;
   322 
   323 	m_Players[client].Initialize(pszName, pszAddress, pEntity);
   324 	m_clconnect->PushCell(client);
   325 	m_clconnect->PushStringEx(reject, maxrejectlen, SM_PARAM_STRING_UTF8, SM_PARAM_COPYBACK);
   326 	m_clconnect->PushCell(maxrejectlen);
   327 	m_clconnect->Execute(&res, NULL);
   328 
   329 	if (res)
   330 	{
   331 		if (!m_Players[client].IsAuthorized())
   332 		{
   333 			m_AuthQueue[++m_AuthQueue[0]] = client;
   334 			g_SourceMod.SetAuthChecking(true);
   335 		}
   336 	} else {
   337 		RETURN_META_VALUE(MRES_SUPERCEDE, false);
   338 	}
   339 
   340 	m_UserIdLookUp[engine->GetPlayerUserId(pEntity)] = client;
   341 
   342 	return true;
   343 }
   344 
   345 bool PlayerManager::OnClientConnect_Post(edict_t *pEntity, const char *pszName, const char *pszAddress, char *reject, int maxrejectlen)
   346 {
   347 	int client = engine->IndexOfEdict(pEntity);
   348 	bool orig_value = META_RESULT_ORIG_RET(bool);
   349 	CPlayer *pPlayer = GetPlayerByIndex(client);
   350 	if (orig_value)
   351 	{
   352 		List<IClientListener *>::iterator iter;
   353 		IClientListener *pListener = NULL;
   354 		for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
   355 		{
   356 			pListener = (*iter);
   357 			pListener->OnClientConnected(client);
   358 			if (!pPlayer->IsConnected())
   359 			{
   360 				break;
   361 			}
   362 		}
   363 	}
   364 
   365 	return true;
   366 }
   367 
   368 void PlayerManager::OnClientPutInServer(edict_t *pEntity, const char *playername)
   369 {
   370 	cell_t res;
   371 	int client = engine->IndexOfEdict(pEntity);
   372 
   373 	CPlayer *pPlayer = GetPlayerByIndex(client);
   374 	/* If they're not connected, they're a bot */
   375 	if (!pPlayer->IsConnected())
   376 	{
   377 		/* Run manual connection routines */
   378 		char error[255];
   379 		const char *authid = engine->GetPlayerNetworkIDString(pEntity);
   380 		pPlayer->Authorize(authid);
   381 		if (!OnClientConnect(pEntity, playername, "127.0.0.1", error, sizeof(error)))
   382 		{
   383 			/* :TODO: kick the bot if it's rejected */
   384 			return;
   385 		}
   386 		List<IClientListener *>::iterator iter;
   387 		IClientListener *pListener = NULL;
   388 		for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
   389 		{
   390 			pListener = (*iter);
   391 			pListener->OnClientConnected(client);
   392 			/* See if bot was kicked */
   393 			if (!pPlayer->IsConnected())
   394 			{
   395 				return;
   396 			}
   397 		}
   398 		/* Now do authorization */
   399 		for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
   400 		{
   401 			pListener = (*iter);
   402 			pListener->OnClientAuthorized(client, authid);
   403 			/* See if bot was kicked */
   404 			if (!pPlayer->IsConnected())
   405 			{
   406 				return;
   407 			}
   408 		}
   409 		/* Finally, tell plugins */
   410 		if (m_clauth->GetFunctionCount())
   411 		{
   412 			m_clauth->PushCell(client);
   413 			m_clauth->PushString(authid);
   414 			m_clauth->Execute(NULL);
   415 			if (!pPlayer->IsConnected())
   416 			{
   417 				return;
   418 			}
   419 		}
   420 		pPlayer->Authorize_Post();
   421 		if (!pPlayer->IsConnected())
   422 		{
   423 			return;
   424 		}
   425 	}
   426 
   427 	if (playerinfo)
   428 	{
   429 		pPlayer->m_Info = playerinfo->GetPlayerInfo(pEntity);
   430 	}
   431 
   432 	List<IClientListener *>::iterator iter;
   433 	IClientListener *pListener = NULL;
   434 	for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
   435 	{
   436 		pListener = (*iter);
   437 		pListener->OnClientPutInServer(client);
   438 		/* See if player was kicked */
   439 		if (!pPlayer->IsConnected())
   440 		{
   441 			return;
   442 		}
   443 	}
   444 
   445 	m_Players[client].Connect();
   446 	m_PlayerCount++;
   447 	m_clputinserver->PushCell(client);
   448 	m_clputinserver->Execute(&res, NULL);
   449 }
   450 
   451 void PlayerManager::OnSourceModLevelEnd()
   452 {
   453 	/* Disconnect all bots still in game */
   454 	for (int i=1; i<=m_maxClients; i++)
   455 	{
   456 		if (m_Players[i].IsConnected() && m_Players[i].IsFakeClient())
   457 		{
   458 			OnClientDisconnect(m_Players[i].GetEdict());
   459 		}
   460 	}
   461 }
   462 
   463 void PlayerManager::OnClientDisconnect(edict_t *pEntity)
   464 {
   465 	cell_t res;
   466 	int client = engine->IndexOfEdict(pEntity);
   467 
   468 	if (m_Players[client].IsConnected())
   469 	{
   470 		m_cldisconnect->PushCell(client);
   471 		m_cldisconnect->Execute(&res, NULL);
   472 	}
   473 
   474 	if (m_Players[client].IsInGame())
   475 	{
   476 		m_PlayerCount--;
   477 	}
   478 
   479 	List<IClientListener *>::iterator iter;
   480 	IClientListener *pListener = NULL;
   481 	for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
   482 	{
   483 		pListener = (*iter);
   484 		pListener->OnClientDisconnecting(client);
   485 	}
   486 
   487 	/**
   488 	 * Remove client from auth queue if necessary
   489 	 */
   490 	if (!m_Players[client].IsAuthorized())
   491 	{
   492 		for (unsigned int i=1; i<=m_AuthQueue[0]; i++)
   493 		{
   494 			if (m_AuthQueue[i] == (unsigned)client)
   495 			{
   496 				/* Move everything ahead of us back by one */
   497 				for (unsigned int j=i+1; j<=m_AuthQueue[0]; j++)
   498 				{
   499 					m_AuthQueue[j-1] = m_AuthQueue[j];
   500 				}
   501 				/* Remove us and break */
   502 				m_AuthQueue[0]--;
   503 				break;
   504 			}
   505 		}
   506 	}
   507 
   508 	m_Players[client].Disconnect();
   509 	m_UserIdLookUp[engine->GetPlayerUserId(pEntity)] = 0;
   510 }
   511 
   512 void PlayerManager::OnClientDisconnect_Post(edict_t *pEntity)
   513 {
   514 	cell_t res;
   515 	int client = engine->IndexOfEdict(pEntity);
   516 
   517 	m_cldisconnect_post->PushCell(client);
   518 	m_cldisconnect_post->Execute(&res, NULL);
   519 
   520 	List<IClientListener *>::iterator iter;
   521 	IClientListener *pListener = NULL;
   522 	for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
   523 	{
   524 		pListener = (*iter);
   525 		pListener->OnClientDisconnected(client);
   526 	}
   527 }
   528 
   529 void PlayerManager::OnClientCommand(edict_t *pEntity)
   530 {
   531 	int client = engine->IndexOfEdict(pEntity);
   532 	cell_t res = Pl_Continue;
   533 
   534 	bool result = g_ValveMenuStyle.OnClientCommand(client);
   535 	if (result)
   536 	{
   537 		res = Pl_Handled;
   538 	} else {
   539 		result = g_RadioMenuStyle.OnClientCommand(client);
   540 		if (result)
   541 		{
   542 			res = Pl_Handled;
   543 		}
   544 	}
   545 
   546 	int args = engine->Cmd_Argc() - 1;
   547 
   548 	cell_t res2 = Pl_Continue;
   549 	m_clcommand->PushCell(client);
   550 	m_clcommand->PushCell(args);
   551 	m_clcommand->Execute(&res2, NULL);
   552 
   553 	if (res2 > res)
   554 	{
   555 		res = res2;
   556 	}
   557 
   558 	if (res >= Pl_Stop)
   559 	{
   560 		RETURN_META(MRES_SUPERCEDE);
   561 	}
   562 
   563 	res = g_ConCmds.DispatchClientCommand(client, (ResultType)res);
   564 
   565 	if (res >= Pl_Handled)
   566 	{
   567 		RETURN_META(MRES_SUPERCEDE);
   568 	}
   569 }
   570 
   571 void PlayerManager::OnClientSettingsChanged(edict_t *pEntity)
   572 {
   573 	cell_t res;
   574 	int client = engine->IndexOfEdict(pEntity);
   575 
   576 	m_clinfochanged->PushCell(engine->IndexOfEdict(pEntity));
   577 	m_clinfochanged->Execute(&res, NULL);
   578 
   579 	IPlayerInfo *info = m_Players[client].GetPlayerInfo();
   580 	const char *new_name = info ? info->GetName() : engine->GetClientConVarValue(client, "name");
   581 	const char *old_name = m_Players[client].m_Name.c_str();
   582 
   583 	if (strcmp(old_name, new_name) != 0)
   584 	{
   585 		AdminId id = g_Admins.FindAdminByIdentity("name", new_name);
   586 		if (id != INVALID_ADMIN_ID && m_Players[client].GetAdminId() != id)
   587 		{
   588 			if (!CheckSetAdminName(client, &m_Players[client], id))
   589 			{
   590 				m_Players[client].Kick("Your name is reserved by SourceMod; set your password to use it.");
   591 				RETURN_META(MRES_IGNORED);
   592 			}
   593 		} else if ((id = g_Admins.FindAdminByIdentity("name", old_name)) != INVALID_ADMIN_ID) {
   594 			if (id == m_Players[client].GetAdminId())
   595 			{
   596 				/* This player is changing their name; force them to drop admin privileges! */
   597 				m_Players[client].SetAdminId(INVALID_ADMIN_ID, false);
   598 			}
   599 		}
   600 		m_Players[client].SetName(new_name);
   601 	}
   602 	
   603 	if (m_PassInfoVar.size() > 0)
   604 	{
   605 		/* Try for a password change */
   606 		const char *old_pass = m_Players[client].m_LastPassword.c_str();
   607 		const char *new_pass = engine->GetClientConVarValue(client, m_PassInfoVar.c_str());
   608 		if (strcmp(old_pass, new_pass) != 0)
   609 		{
   610 			m_Players[client].m_LastPassword.assign(new_pass);
   611 			if (m_Players[client].IsInGame() && m_Players[client].IsAuthorized())
   612 			{
   613 				/* If there is already an admin id assigned, this will just bail out. */
   614 				m_Players[client].DoBasicAdminChecks();
   615 			}
   616 		}
   617 	}
   618 }
   619 
   620 int PlayerManager::GetMaxClients()
   621 {
   622 	return m_maxClients;
   623 }
   624 
   625 CPlayer *PlayerManager::GetPlayerByIndex(int client) const
   626 {
   627 	if (client > m_maxClients || client < 1)
   628 	{
   629 		return NULL;
   630 	}
   631 	return &m_Players[client];
   632 }
   633 
   634 int PlayerManager::GetNumPlayers()
   635 {
   636 	return m_PlayerCount;
   637 }
   638 
   639 int PlayerManager::GetClientOfUserId(int userid)
   640 {
   641 	if (userid < 0 || userid > USHRT_MAX)
   642 	{
   643 		return 0;
   644 	}
   645 	
   646 	int client = m_UserIdLookUp[userid];
   647 
   648 	/* Verify the userid.  The cache can get messed up with older
   649 	 * Valve engines.  :TODO: If this gets fixed, do an old engine 
   650 	 * check before invoking this backwards compat code.
   651 	 */
   652 	if (client)
   653 	{
   654 		CPlayer *player = GetPlayerByIndex(client);
   655 		if (player && player->IsConnected())
   656 		{
   657 			int realUserId = engine->GetPlayerUserId(player->GetEdict());
   658 			if (realUserId == userid)
   659 			{
   660 				return client;
   661 			}
   662 		}
   663 	}
   664 
   665 	/* If we can't verify the userid, we have to do a manual loop */
   666 	CPlayer *player;
   667 	for (int i = 1; i <= m_maxClients; i++)
   668 	{
   669 		player = GetPlayerByIndex(i);
   670 		if (!player || !player->IsConnected())
   671 		{
   672 			continue;
   673 		}
   674 		if (engine->GetPlayerUserId(player->GetEdict()) == userid)
   675 		{
   676 			m_UserIdLookUp[userid] = i;
   677 			return i;
   678 		}
   679 	}
   680 
   681 	return 0;
   682 }
   683 
   684 void PlayerManager::AddClientListener(IClientListener *listener)
   685 {
   686 	m_hooks.push_back(listener);
   687 }
   688 
   689 void PlayerManager::RemoveClientListener(IClientListener *listener)
   690 {
   691 	m_hooks.remove(listener);
   692 }
   693 
   694 IGamePlayer *PlayerManager::GetGamePlayer(edict_t *pEdict)
   695 {
   696 	int index = engine->IndexOfEdict(pEdict);
   697 	return GetGamePlayer(index);
   698 }
   699 
   700 IGamePlayer *PlayerManager::GetGamePlayer(int client)
   701 {
   702 	return GetPlayerByIndex(client);
   703 }
   704 
   705 void PlayerManager::ClearAdminId(AdminId id)
   706 {
   707 	for (int i=1; i<=m_maxClients; i++)
   708 	{
   709 		if (m_Players[i].m_Admin == id)
   710 		{
   711 			m_Players[i].DumpAdmin(true);
   712 		}
   713 	}
   714 }
   715 
   716 void PlayerManager::ClearAllAdmins()
   717 {
   718 	for (int i=1; i<=m_maxClients; i++)
   719 	{
   720 		m_Players[i].DumpAdmin(true);
   721 	}
   722 }
   723 
   724 const char *PlayerManager::GetPassInfoVar()
   725 {
   726 	return m_PassInfoVar.c_str();
   727 }
   728 
   729 void PlayerManager::RecheckAnyAdmins()
   730 {
   731 	for (int i=1; i<=m_maxClients; i++)
   732 	{
   733 		if (m_Players[i].IsInGame() && m_Players[i].IsAuthorized())
   734 		{
   735 			m_Players[i].DoBasicAdminChecks();
   736 		}
   737 	}
   738 }
   739 
   740 
   741 /*******************
   742  *** PLAYER CODE ***
   743  *******************/
   744 
   745 CPlayer::CPlayer()
   746 {
   747 	m_IsConnected = false;
   748 	m_IsInGame = false;
   749 	m_IsAuthorized = false;
   750 	m_pEdict = NULL;
   751 	m_Admin = INVALID_ADMIN_ID;
   752 	m_TempAdmin = false;
   753 	m_Info = NULL;
   754 	m_LastPassword.clear();
   755 }
   756 
   757 void CPlayer::Initialize(const char *name, const char *ip, edict_t *pEntity)
   758 {
   759 	m_IsConnected = true;
   760 	m_Name.assign(name);
   761 	m_Ip.assign(ip);
   762 	m_pEdict = pEntity;
   763 
   764 	char ip2[24], *ptr;
   765 	strncopy(ip2, ip, sizeof(ip2));
   766 	if ((ptr = strchr(ip2, ':')) != NULL)
   767 	{
   768 		*ptr = '\0';
   769 	}
   770 	m_IpNoPort.assign(ip2);
   771 }
   772 
   773 void CPlayer::Connect()
   774 {
   775 	if (m_IsInGame)
   776 	{
   777 		return;
   778 	}
   779 
   780 	m_IsInGame = true;
   781 
   782 	const char *var = g_Players.GetPassInfoVar();
   783 	int client = engine->IndexOfEdict(m_pEdict);
   784 	if (var[0] != '\0')
   785 	{
   786 		const char *pass = engine->GetClientConVarValue(client, var);
   787 		m_LastPassword.assign(pass ? pass : "");
   788 	} else {
   789 		m_LastPassword.assign("");
   790 	}
   791 
   792 	if (m_IsAuthorized)
   793 	{
   794 		DoBasicAdminChecks();
   795 	}
   796 }
   797 
   798 void CPlayer::Authorize(const char *steamid)
   799 {
   800 	if (m_IsAuthorized)
   801 	{
   802 		return;
   803 	}
   804 
   805 	m_IsAuthorized = true;
   806 	m_AuthID.assign(steamid);
   807 }
   808 
   809 void CPlayer::Disconnect()
   810 {
   811 	DumpAdmin(false);
   812 	m_IsConnected = false;
   813 	m_IsInGame = false;
   814 	m_IsAuthorized = false;
   815 	m_Name.clear();
   816 	m_Ip.clear();
   817 	m_AuthID.clear();
   818 	m_pEdict = NULL;
   819 	m_Info = NULL;
   820 }
   821 
   822 void CPlayer::SetName(const char *name)
   823 {
   824 	m_Name.assign(name);
   825 }
   826 
   827 const char *CPlayer::GetName()
   828 {
   829 	return (m_Info) ? m_Info->GetName(): m_Name.c_str();
   830 }
   831 
   832 const char *CPlayer::GetIPAddress()
   833 {
   834 	return m_Ip.c_str();
   835 }
   836 
   837 const char *CPlayer::GetAuthString()
   838 {
   839 	return m_AuthID.c_str();
   840 }
   841 
   842 edict_t *CPlayer::GetEdict()
   843 {
   844 	return m_pEdict;
   845 }
   846 
   847 bool CPlayer::IsInGame()
   848 {
   849 	return m_IsInGame;
   850 }
   851 
   852 bool CPlayer::IsConnected()
   853 {
   854 	return m_IsConnected;
   855 }
   856 
   857 bool CPlayer::IsAuthorized()
   858 {
   859 	return m_IsAuthorized;
   860 }
   861 
   862 IPlayerInfo *CPlayer::GetPlayerInfo()
   863 {
   864 	return m_Info;
   865 }
   866 
   867 bool CPlayer::IsFakeClient()
   868 {
   869 	return (strcmp(m_AuthID.c_str(), "BOT") == 0);
   870 }
   871 
   872 void CPlayer::SetAdminId(AdminId id, bool temporary)
   873 {
   874 	if (!m_IsConnected)
   875 	{
   876 		return;
   877 	}
   878 
   879 	DumpAdmin(false);
   880 
   881 	m_Admin = id;
   882 	m_TempAdmin = temporary;
   883 }
   884 
   885 AdminId CPlayer::GetAdminId()
   886 {
   887 	return m_Admin;
   888 }
   889 
   890 void CPlayer::DumpAdmin(bool deleting)
   891 {
   892 	if (m_Admin != INVALID_ADMIN_ID)
   893 	{
   894 		if (m_TempAdmin && !deleting)
   895 		{
   896 			g_Admins.InvalidateAdmin(m_Admin);
   897 		}
   898 		m_Admin = INVALID_ADMIN_ID;
   899 		m_TempAdmin = false;
   900 	}
   901 }
   902 
   903 void CPlayer::Kick(const char *str)
   904 {
   905 	int client = engine->IndexOfEdict(m_pEdict);
   906 	INetChannel *pNetChan = static_cast<INetChannel *>(engine->GetPlayerNetInfo(client));
   907 	IClient *pClient = static_cast<IClient *>(pNetChan->GetMsgHandler());
   908 	pClient->Disconnect("%s", str);
   909 }
   910 
   911 void CPlayer::Authorize_Post()
   912 {
   913 	if (m_IsInGame)
   914 	{
   915 		DoBasicAdminChecks();
   916 	}
   917 }
   918 
   919 void CPlayer::DoBasicAdminChecks()
   920 {
   921 	if (GetAdminId() != INVALID_ADMIN_ID)
   922 	{
   923 		return;
   924 	}
   925 
   926 	/* First check the name */
   927 	AdminId id;
   928 	int client = engine->IndexOfEdict(m_pEdict);
   929 
   930 	if ((id = g_Admins.FindAdminByIdentity("name", GetName())) != INVALID_ADMIN_ID)
   931 	{
   932 		if (!g_Players.CheckSetAdminName(client, this, id))
   933 		{
   934 			int userid = engine->GetPlayerUserId(m_pEdict);
   935 			g_Timers.CreateTimer(&s_KickPlayerTimer, 0.1f, (void *)userid, 0);
   936 		}
   937 		return;
   938 	}
   939 	
   940 	/* Check IP */
   941 	if ((id = g_Admins.FindAdminByIdentity("ip", m_IpNoPort.c_str())) != INVALID_ADMIN_ID)
   942 	{
   943 		if (g_Players.CheckSetAdmin(client, this, id))
   944 		{
   945 			return;
   946 		}
   947 	}
   948 
   949 	/* Check IP address */
   950 	if ((id = g_Admins.FindAdminByIdentity("steam", m_AuthID.c_str())) != INVALID_ADMIN_ID)
   951 	{
   952 		if (g_Players.CheckSetAdmin(client, this, id))
   953 		{
   954 			return;
   955 		}
   956 	}
   957 }