ferret99gt@1475: /**
ferret99gt@1475:  * vim: set ts=4 :
ferret99gt@1475:  * =============================================================================
ferret99gt@1475:  * SourceMod Random Map Cycle Plugin
ferret99gt@1475:  * Randomly picks a map from the mapcycle.
ferret99gt@1475:  *
ds@1947:  * SourceMod (C)2004-2008 AlliedModders LLC.  All rights reserved.
ferret99gt@1475:  * =============================================================================
ferret99gt@1475:  *
ferret99gt@1475:  * This program is free software; you can redistribute it and/or modify it under
ferret99gt@1475:  * the terms of the GNU General Public License, version 3.0, as published by the
ferret99gt@1475:  * Free Software Foundation.
ferret99gt@1475:  * 
ferret99gt@1475:  * This program is distributed in the hope that it will be useful, but WITHOUT
ferret99gt@1475:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
ferret99gt@1475:  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
ferret99gt@1475:  * details.
ferret99gt@1475:  *
ferret99gt@1475:  * You should have received a copy of the GNU General Public License along with
ferret99gt@1475:  * this program.  If not, see <http://www.gnu.org/licenses/>.
ferret99gt@1475:  *
ferret99gt@1475:  * As a special exception, AlliedModders LLC gives you permission to link the
ferret99gt@1475:  * code of this program (as well as its derivative works) to "Half-Life 2," the
ferret99gt@1475:  * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
ferret99gt@1475:  * by the Valve Corporation.  You must obey the GNU General Public License in
ferret99gt@1475:  * all respects for all other code used.  Additionally, AlliedModders LLC grants
ferret99gt@1475:  * this exception to all derivative works.  AlliedModders LLC defines further
ferret99gt@1475:  * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
ferret99gt@1475:  * or <http://www.sourcemod.net/license.php>.
ferret99gt@1475:  *
ferret99gt@1475:  * Version: $Id$
ferret99gt@1475:  */
ferret99gt@1475: 
ferret99gt@1475: #pragma semicolon 1
ferret99gt@1475: #include <sourcemod>
ferret99gt@1475: 
ferret99gt@1475: public Plugin:myinfo =
ferret99gt@1475: {
ferret99gt@1475: 	name = "RandomCycle",
ferret99gt@1475: 	author = "AlliedModders LLC",
ferret99gt@1475: 	description = "Randomly chooses the next map.",
ferret99gt@1475: 	version = SOURCEMOD_VERSION,
ferret99gt@1475: 	url = "http://www.sourcemod.net/"
ferret99gt@1475: };
ferret99gt@1475: 
ferret99gt@1475: new Handle:g_Cvar_ExcludeMaps = INVALID_HANDLE;
ferret99gt@1475: 
ferret99gt@1475: new Handle:g_MapList = INVALID_HANDLE;
ferret99gt@1475: new Handle:g_OldMapList = INVALID_HANDLE;
dvander@1889: new g_mapListSerial = -1;
ferret99gt@1475: 
ferret99gt@1475: public OnPluginStart()
ferret99gt@1475: {
ferret99gt@1664: 	new arraySize = ByteCountToCells(33);	
ferret99gt@1664: 	g_MapList = CreateArray(arraySize);
ferret99gt@1664: 	g_OldMapList = CreateArray(arraySize);
ferret99gt@1475: 
ferret99gt@1475: 	g_Cvar_ExcludeMaps = CreateConVar("sm_randomcycle_exclude", "5", "Specifies how many past maps to exclude from the vote.", _, true, 0.0);
ferret99gt@1475: 	
ferret99gt@1475: 	AutoExecConfig(true, "randomcycle");
ferret99gt@1475: }
ferret99gt@1475: 
ferret99gt@1606: public OnConfigsExecuted()
ferret99gt@1475: {
dvander@1889: 	if (ReadMapList(g_MapList, 
dvander@1889: 					g_mapListSerial, 
dvander@1889: 					"randomcycle", 
dvander@1889: 					MAPLIST_FLAG_CLEARARRAY|MAPLIST_FLAG_MAPSFOLDER)
dvander@1889: 		== INVALID_HANDLE)
ferret99gt@1475: 	{
dvander@1889: 		if (g_mapListSerial == -1)
dvander@1889: 		{
dvander@1889: 			LogError("Unable to create a valid map list.");
dvander@1889: 		}
ferret99gt@1475: 	}
dvander@1889: 	
dvander@1889: 	CreateTimer(5.0, Timer_RandomizeNextmap); // Small delay to give Nextmap time to complete OnMapStart()
ferret99gt@1475: }
ferret99gt@1475: 
ferret99gt@1475: public Action:Timer_RandomizeNextmap(Handle:timer)
ferret99gt@1475: {
ferret99gt@1475: 	decl String:map[32];
ferret99gt@1475: 
ferret99gt@1475: 	new bool:oldMaps = false;
ferret99gt@1664: 	if (GetConVarInt(g_Cvar_ExcludeMaps) && GetArraySize(g_MapList) > GetConVarInt(g_Cvar_ExcludeMaps))
ferret99gt@1475: 	{
ferret99gt@1475: 		oldMaps = true;
ferret99gt@1475: 	}
ferret99gt@1475: 	
ferret99gt@1475: 	new b = GetRandomInt(0, GetArraySize(g_MapList) - 1);
ferret99gt@1475: 	GetArrayString(g_MapList, b, map, sizeof(map));
ferret99gt@1475: 
ferret99gt@1664: 	while (oldMaps && FindStringInArray(g_OldMapList, map) != -1)
ferret99gt@1475: 	{
ferret99gt@1475: 		b = GetRandomInt(0, GetArraySize(g_MapList) - 1);
ferret99gt@1475: 		GetArrayString(g_MapList, b, map, sizeof(map));
ferret99gt@1475: 	}
ferret99gt@1475: 	
ferret99gt@1475: 	PushArrayString(g_OldMapList, map);
pred@2315: 	SetNextMap(map);
ferret99gt@1475: 
ferret99gt@1475: 	if (GetArraySize(g_OldMapList) > GetConVarInt(g_Cvar_ExcludeMaps))
ferret99gt@1475: 	{
ferret99gt@1475: 		RemoveFromArray(g_OldMapList, 0);
ferret99gt@1475: 	}
ferret99gt@1475: 
skamonkey@3217: 	LogAction(-1, -1, "RandomCycle has chosen %s for the nextmap.", map);	
ferret99gt@1475: 
ferret99gt@1475: 	return Plugin_Stop;
ferret99gt@1475: }