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: * ferret99gt@1475: * SourceMod (C)2004-2007 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 . 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 . ferret99gt@1475: * ferret99gt@1475: * Version: $Id$ ferret99gt@1475: */ ferret99gt@1475: ferret99gt@1475: #pragma semicolon 1 ferret99gt@1475: #include 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_Nextmap = INVALID_HANDLE; ferret99gt@1475: new Handle:g_Cvar_Mapfile = INVALID_HANDLE; 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; ferret99gt@1475: new g_mapFileTime; ferret99gt@1475: ferret99gt@1475: public OnPluginStart() ferret99gt@1475: { ferret99gt@1475: g_MapList = CreateArray(33); ferret99gt@1475: g_OldMapList = CreateArray(33); ferret99gt@1475: ferret99gt@1475: g_Cvar_Mapfile = CreateConVar("sm_randomcycle_file", "configs/maps.ini", "Map file to use. (Def sourcemod/configs/maps.ini)"); 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@1475: public OnMapStart() ferret99gt@1475: { ferret99gt@1475: g_Cvar_Nextmap = FindConVar("sm_nextmap"); ferret99gt@1475: ferret99gt@1475: if (g_Cvar_Nextmap == INVALID_HANDLE) ferret99gt@1475: { ferret99gt@1475: LogError("FATAL: Cannot find sm_nextmap cvar. RandomCycle not loaded."); ferret99gt@1475: SetFailState("sm_nextmap not found"); ferret99gt@1475: } ferret99gt@1475: ferret99gt@1475: if (LoadMaps()) ferret99gt@1475: { ferret99gt@1475: CreateTimer(5.0, Timer_RandomizeNextmap); // Small delay to give Nextmap time to complete OnMapStart() ferret99gt@1475: } 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@1475: if (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@1475: while (oldMaps && IsStringInArray(g_OldMapList, map)) 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: SetConVarString(g_Cvar_Nextmap, map); ferret99gt@1475: PushArrayString(g_OldMapList, 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: ferret99gt@1475: LogMessage("RandomCycle has chosen %s for the nextmap.", map); ferret99gt@1475: ferret99gt@1475: return Plugin_Stop; ferret99gt@1475: } ferret99gt@1475: ferret99gt@1475: LoadMaps() ferret99gt@1475: { ferret99gt@1475: new bool:fileFound; ferret99gt@1475: ferret99gt@1475: decl String:mapPath[256], String:mapFile[64]; ferret99gt@1475: GetConVarString(g_Cvar_Mapfile, mapFile, 64); ferret99gt@1475: BuildPath(Path_SM, mapPath, sizeof(mapFile), mapFile); ferret99gt@1475: fileFound = FileExists(mapPath); ferret99gt@1475: if (!fileFound) ferret99gt@1475: { ferret99gt@1475: new Handle:mapCycleFile = FindConVar("mapcyclefile"); ferret99gt@1475: GetConVarString(mapCycleFile, mapPath, sizeof(mapPath)); ferret99gt@1475: fileFound = FileExists(mapPath); ferret99gt@1475: } ferret99gt@1475: ferret99gt@1475: if (!fileFound) ferret99gt@1475: { ferret99gt@1475: LogError("Unable to locate sm_randomcycle_file or mapcyclefile, no maps loaded."); ferret99gt@1475: ferret99gt@1475: if (g_MapList != INVALID_HANDLE) ferret99gt@1475: { ferret99gt@1475: ClearArray(g_MapList); ferret99gt@1475: } ferret99gt@1475: ferret99gt@1475: return 0; ferret99gt@1475: } ferret99gt@1475: ferret99gt@1475: // If the file hasn't changed, there's no reason to reload ferret99gt@1475: // all of the maps. ferret99gt@1475: new fileTime = GetFileTime(mapPath, FileTime_LastChange); ferret99gt@1475: if (g_mapFileTime == fileTime) ferret99gt@1475: { ferret99gt@1475: return GetArraySize(g_MapList); ferret99gt@1475: } ferret99gt@1475: ferret99gt@1475: g_mapFileTime = fileTime; ferret99gt@1475: ferret99gt@1475: // Reset the array ferret99gt@1475: if (g_MapList != INVALID_HANDLE) ferret99gt@1475: { ferret99gt@1475: ClearArray(g_MapList); ferret99gt@1475: } ferret99gt@1475: ferret99gt@1475: LogMessage("[SM] Loading Random Cycle map file [%s]", mapPath); ferret99gt@1475: ferret99gt@1475: new Handle:file = OpenFile(mapPath, "rt"); ferret99gt@1475: if (file == INVALID_HANDLE) ferret99gt@1475: { ferret99gt@1475: LogError("[SM] Could not open file: %s", mapPath); ferret99gt@1475: return 0; ferret99gt@1475: } ferret99gt@1475: ferret99gt@1475: decl String:currentMap[32]; ferret99gt@1475: GetCurrentMap(currentMap, sizeof(currentMap)); ferret99gt@1475: ferret99gt@1475: decl String:buffer[64], len; ferret99gt@1475: while (!IsEndOfFile(file) && ReadFileLine(file, buffer, sizeof(buffer))) ferret99gt@1475: { ferret99gt@1475: TrimString(buffer); ferret99gt@1475: ferret99gt@1475: if ((len = StrContains(buffer, ".bsp", false)) != -1) ferret99gt@1475: { ferret99gt@1475: buffer[len] = '\0'; ferret99gt@1475: } ferret99gt@1475: ferret99gt@1475: if (buffer[0] == '\0' || !IsValidConVarChar(buffer[0]) || !IsMapValid(buffer) ferret99gt@1475: || strcmp(currentMap, buffer, false) == 0) ferret99gt@1475: { ferret99gt@1475: continue; ferret99gt@1475: } ferret99gt@1475: ferret99gt@1475: PushArrayString(g_MapList, buffer); ferret99gt@1475: } ferret99gt@1475: ferret99gt@1475: CloseHandle(file); ferret99gt@1475: return GetArraySize(g_MapList); ferret99gt@1475: }