/**

  * vim: set ts=4 :

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

  * SourceMod Counter-Strike:Source Extension

  * 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: $Id$

  */

 #include "extension.h"

 #include "RegNatives.h"

 #include "iplayerinfo.h"

 /**

  * @file extension.cpp

  * @brief Implement extension code here.

  */

 TF2Tools g_TF2Tools;

 IGameConfig *g_pGameConf = NULL;

 IBinTools *g_pBinTools = NULL;

 SMEXT_LINK(&g_TF2Tools);

 SendProp *playerSharedOffset;

 extern sp_nativeinfo_t g_TFNatives[];

 bool TF2Tools::SDK_OnLoad(char *error, size_t maxlength, bool late)

 {

 	sharesys->AddDependency(myself, "bintools.ext", true, true);

 	char conf_error[255];

 	if (!gameconfs->LoadGameConfigFile("sm-tf2.games", &g_pGameConf, conf_error, sizeof(conf_error)))

 	{

 		if (error)

 		{

 			snprintf(error, maxlength, "Could not read sm-tf2.games.txt: %s", conf_error);

 		}

 		return false;

 	}

 	sharesys->AddNatives(myself, g_TFNatives);

 	sharesys->RegisterLibrary(myself, "tf2");

 	playerSharedOffset = gamehelpers->FindInSendTable("CTFPlayer", "DT_TFPlayerShared");

 	playerhelpers->RegisterCommandTargetProcessor(this);

 	return true;

 }

 bool TF2Tools::SDK_OnMetamodLoad(ISmmAPI *ismm, char *error, size_t maxlen, bool late)

 {

 	GET_V_IFACE_CURRENT(GetEngineFactory, engine, IVEngineServer, INTERFACEVERSION_VENGINESERVER);

 	return true;

 }

 void TF2Tools::SDK_OnUnload()

 {

 	g_RegNatives.UnregisterAll();

 	gameconfs->CloseGameConfigFile(g_pGameConf);

 }

 void TF2Tools::SDK_OnAllLoaded()

 {

 	SM_GET_LATE_IFACE(BINTOOLS, g_pBinTools);

 }

 bool TF2Tools::QueryRunning(char *error, size_t maxlength)

 {

 	SM_CHECK_IFACE(BINTOOLS, g_pBinTools);

 	return true;

 }

 bool TF2Tools::QueryInterfaceDrop(SMInterface *pInterface)

 {

 	if (pInterface == g_pBinTools)

 	{

 		return false;

 	}

 	return IExtensionInterface::QueryInterfaceDrop(pInterface);

 }

 void TF2Tools::NotifyInterfaceDrop(SMInterface *pInterface)

 {

 	g_RegNatives.UnregisterAll();

 }

 size_t UTIL_Format(char *buffer, size_t maxlength, const char *fmt, ...)

 {

 	va_list ap;

 	va_start(ap, fmt);

 	size_t len = vsnprintf(buffer, maxlength, fmt, ap);

 	va_end(ap);

 	if (len >= maxlength)

 	{

 		buffer[maxlength - 1] = '\0';

 		return (maxlength - 1);

 	}

 	else

 	{

 		return len;

 	}

 }

 bool TF2Tools::ProcessCommandTarget(cmd_target_info_t *info)

 {

 	int max_clients;

 	IPlayerInfo *pInfo;

 	unsigned int team_index = 0;

 	IGamePlayer *pPlayer, *pAdmin;

 	if ((info->flags & COMMAND_FILTER_NO_MULTI) == COMMAND_FILTER_NO_MULTI)

 	{

 		return false;

 	}

 	if (info->admin)

 	{

 		if ((pAdmin = playerhelpers->GetGamePlayer(info->admin)) == NULL)

 		{

 			return false;

 		}

 		if (!pAdmin->IsInGame())

 		{

 			return false;

 		}

 	}

 	else

 	{

 		pAdmin = NULL;

 	}

 	if (strcmp(info->pattern, "@red") == 0 )

 	{

 		team_index = 2;

 	}

 	else if (strcmp(info->pattern, "@blue") == 0)

 	{

 		team_index = 3;

 	}

 	else

 	{

 		return false;

 	}

 	info->num_targets = 0;

 	max_clients = playerhelpers->GetMaxClients();

 	for (int i = 1; 

 		 i <= max_clients && (cell_t)info->num_targets < info->max_targets; 

 		 i++)

 	{

 		if ((pPlayer = playerhelpers->GetGamePlayer(i)) == NULL)

 		{

 			continue;

 		}

 		if (!pPlayer->IsInGame())

 		{

 			continue;

 		}

 		if ((pInfo = pPlayer->GetPlayerInfo()) == NULL)

 		{

 			continue;

 		}

 		if (pInfo->GetTeamIndex() != (int)team_index)

 		{

 			continue;

 		}

 		if (playerhelpers->FilterCommandTarget(pAdmin, pPlayer, info->flags) 

 			!= COMMAND_TARGET_VALID)

 		{

 			continue;

 		}

 		info->targets[info->num_targets] = i;

 		info->num_targets++;

 	}

 	if (info->num_targets == 0)

 	{

 		info->reason = COMMAND_TARGET_EMPTY_FILTER;

 	}

 	else

 	{

 		info->reason = COMMAND_TARGET_VALID;

 	}

 	info->target_name_style = COMMAND_TARGETNAME_RAW;

 	if (team_index == 2)

 	{

 		UTIL_Format(info->target_name, info->target_name_maxlength, "Red Team");

 	}

 	else if (team_index == 3)

 	{

 		UTIL_Format(info->target_name, info->target_name_maxlength, "Blue Team");

 	}

 	return true;

 }